CN105625640A - Reinforcing steel bar fixing device - Google Patents
Reinforcing steel bar fixing device Download PDFInfo
- Publication number
- CN105625640A CN105625640A CN201410614835.6A CN201410614835A CN105625640A CN 105625640 A CN105625640 A CN 105625640A CN 201410614835 A CN201410614835 A CN 201410614835A CN 105625640 A CN105625640 A CN 105625640A
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- pedestal
- reinforcing bar
- pair
- bearing end
- reinforcing steel
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Abstract
The invention provides a reinforcing steel bar fixing device. The reinforcing steel bar fixing device can act on a plane and a slope according to the combined change of a single layer or multiple layers of reinforcing steel bars, the reinforcing steel bars cannot deflect in the cement grouting process, dampness can be prevented, and rusting of the reinforcing steel bars can be eradicated. The reinforcing steel bar fixing device mainly comprises a base which is a hollow cylinder with a porous face; the two ends of the base are bearing ends; a pair of deep trench grooves and a pair of shallow trench grooves are formed in the end edge of the upper bearing end in the axial direction; the reinforcing steel bars on the first layer are embedded in the grooves; the circumferential wall face of the base is provided with four hole trenches and one or more pairs of insertion hole seats; an inner ring trench groove is formed in the inner circumferential face of the base; a dampproof protruding ring is arranged on the circumferential wall face of the lower bearing end of the base; the upper bearing end is sleeved with and clamped to a set of extending bases at different heights; and the reinforcing steel bars on the second layer are arranged according to the required height. In addition, an M-shaped steel frame is arranged on any two insertion hole seats in the base in a striding manner, so that the purpose of rapid arrangement of the reinforcing steel bars is achieved.
Description
Technical field
The present invention is the support arrangement about a kind of reinforcing bar, espespecially a kind of provides firm, supports, the effect such as separates and can freely change the reinforced bar fixer combined according to practical situation.
Background technology
At present, architectural engineering often uses reinforcing bar to strengthen structure in implementing, as in the purposes such as concrete road, retaining wall, floor version, ground (level ground), continuous wall widely, on the implementation, reinforcing bar interlocks with suitable spacing distance, sets up the bar construction face into monolayer or bilayer, and maintains on predetermined altitude by each reinforcing bar reinforcing bar with more than one block, reinforcing bar can be coated with after making cement grout, and form the structural plane with steel reinforced.
With regard in above-mentioned prior art, this block is generally common stone or fragment of brick, in actual use, appropriately sized and height block is selected for picking up, with iron wire colligation sandwiched or across frame on reinforcing bar, whereby reinforcing bar is supportted overhead or template has certain altitude, or be arranged between reinforcing bar and keep certain distance, but only can apply in single or multiple lift horizontal reinforcement structural plane, for having acclive inclined-plane such as stair, the bar construction in ramp is not fixed easily on implementing, if not only not easily and insecure sliding phenomenon can be there is in filling process in setting up reinforcing bar face with above-mentioned stone or fragment of brick. so, although to having considerably convenience with this form of construction work for a long time, unavoidably can before cement grout not yet fulfils assignment, it is subjected to huge weight, also often collapse because of displacement of center of gravity or horizontal force, when grouting, produced moment power is very big on the other hand, this stone or fragment of brick rupture because of the iron wire of colligation or come off, cause and lose the power supporting spacer bar, cause reinforcing bar to subside or avalanche is in template, make xoncrete structure stress impaired and lose intended intensity, so method cannot ensure in construction quality can location reliably and do not offset.
If it addition, reinforcing bar by welding, continued access, colligation mode group stand, the power for cross-brace is weak, it is easy to because centre-of gravity shift or lateral force occur to collapse built on the sand, also it cannot be guaranteed that the unexpected probability that occurs of artificial careless mistake.
Actually; for packing state after cement job completes; the reinforcing bar set up and cement concrete are lumped together; it is susceptible to reinforcing bar around the reinforcing bar of concurrent stone or brick now make moist; and have corrosion peeling phenomenon; reason after grouting with stone contact surface gap; make aqueous vapor easily adsorb and corrosion occurs; therefore can not keep out and expand with heat and contract with cold year in year out and the erosion of aqueous vapor; and cause the structural plane of cladding reinforcing steel bar to lose intensity; construction weight pressure can not be born, cause following bigger potentiality crisis.
In view of this, this case is invented to be engaged in practical experience for many years for many years, " reinforced bar fixer " solution adapting to carrying reinforcing bar each side active force and change combination is proposed, reach strong fix with fast installation and promote the correctness of reinforcing bar operation, and the phase is to industrial circle and the popular contribution having innovation.
Summary of the invention
A kind of reinforced bar fixer of offer is provided, there is lightweight pedestal, pedestal is implemented on setting up of bar-mat reinforcement, and can bear the effects such as gravity, side force and grouting impulsive force, and makes to maintain reinforcing bar before and after cement grout and firmly, do not offset and moistureproof rust stable effectiveness.
The secondary purpose of the present invention is in that to provide a kind of reinforced bar fixer, is mainly mutually arranged by pedestal and one group of extension pedestal under the utilization of combination, makes reinforcing bar really be formed to separate and obtain good folder and pull location, and can consolidate reinforcing bar framework.
The present invention provides a kind of reinforced bar fixer, this reinforced bar fixer is a pedestal with porous area hollow cylinder, two ends are bearing end, wherein go up bearing end and be respectively equipped with a pair deep trench, a pair shallow trench vertically in ora terminalis, and four hole ditches and more than one pair of jack base it is laid with along peripheral wall surfaces, and perisporium inner face is provided with an internal ring groove, this pedestal peripheral wall surfaces in lower bearing end is provided with a moistureproof bulge loop.
In one embodiment of the present of invention, wherein a pair deep trench of this pedestal and the width of a pair shallow trench are at least the size of a bar diameter, the degree of depth of this pair deep trench is the twice of the degree of depth of this pair shallow trench, making reinforcing bar be embedded into ground floor reinforcing bar respectively so that cross is overlapping, this pair deep trench is respectively equipped with in groove both side edges and can limit reinforcing bar and be active in a teat.
In one embodiment of the present of invention, wherein this pedestal is laid with how several arc shrinkage pool in the peripheral wall surfaces of lower bearing end, and constitutes the carrying end face at convex-concave interval.
In one embodiment of the present of invention, wherein this pedestal can be nested with one group of extension pedestal in upper bearing end and engage, this group extends pedestal to be one group has the hollow cylinder of differing heights, each extends pedestal and is arranged over a bearing end, and it is respectively equipped with a pair deep trench vertically in ora terminalis, a pair shallow trench, each extends the pedestal internal face in lower section and outside wall surface is respectively equipped with a projecting ring section, this projecting ring section is connected with a holding section, this holding section is laid with most shrinkage pool in end face, and multiple salient point it is laid with in surface, any one this extension pedestal is nested in this internal ring groove of this pedestal with this holding section, this holding section is fastened in four hole ditches of this pedestal with salient point respectively, this projecting ring section is closed in the upper bearing end of this pedestal, this holding section is pressed on a second layer reinforcing bar reinforcing bar topmost respectively with most shrinkage pools.
In one embodiment of the present of invention, the width of a pair deep trench and a pair shallow trench that each of which group extends pedestal is at least the size of a bar diameter, and the twice of the degree of depth that the degree of depth of this pair deep trench is this pair shallow trench, and the height of this extension pedestal according to this makes reinforcing bar be embedded into second layer reinforcing bar respectively so that cross is overlapping, this pair shallow trench is respectively equipped with in groove both side edges and can limit reinforcing bar and be active in a teat.
In one embodiment of the present of invention, wherein on this pedestal, the jack base of surrounding distribution can be located on inwall or the outer wall of side face.
In one embodiment of the present of invention, wherein wantonly two jack bases on this pedestal are across setting the M shaped steel frame that can carry reinforcing bar, the width of this M shaped steel frame can match and be located in wantonly two jack bases, and in the middle of this M shaped steel frame, recess is that reinforcing bar installs place, and the height of this M shaped steel frame can be set to difference.
In one embodiment of the present of invention, wherein this pedestal can be planted a mark post on arbitrary jack base.
In one embodiment of the present of invention, wherein this protection against the tide bulge loop relief is located at internal face and the outside wall surface of the lower bearing end of this pedestal, and the cross sectional shape of its relief can be semicircle, square or triangle.
The pedestal of reinforced bar fixer of the present invention is for having multifunctionality, the light weight reinforced structure of porous area, and set up the functional requirement into single or multiple lift according to actual reinforcing bar, make structure can be born gravity, the effects such as side force and grouting impulsive force, and can tamp quickly through porous area in cement grout, more extend under the utilization that pedestal is mutually arranged combination pedestal and one group, make reinforcing bar really be formed and good separate and press from both sides location of pulling, make the overlapping net of single or multiple lift reinforcing bar really can reach to fixedly positioning, before making cement grout, after to maintain reinforcing bar firmly not crooked, and reach cement grout process and not easily offset, and reduce because of traditional welding, colligation such as applies at the shortcoming that centre-of gravity shift or lateral force cannot fully be grasped, adopt the reinforced bar fixer of the present invention, reinforcing bar can be implemented by the M shaped steel frame of differing heights and set up erection, make collocation can change combination reinforced frame in scene in good time and be provided as industry, and it is reliably completed that location is firm and control structure quality as scheduled. pedestal of the present invention is respectively arranged with moistureproof bulge loop in inside and outside wall, because moistureproof bulge loop can make the aqueous vapor of cement concrete not easily seek connections with in pedestal wall, and then stop reinforcing bar and make moist minimizing corrosion, make bar construction can have longer service life, and guarantee long-range construction quality.
Accompanying drawing explanation
Fig. 1 is the pedestal schematic diagram of reinforced bar fixer of the present invention.
Fig. 2 A-Fig. 2 C is the extension pedestal schematic diagram of reinforced bar fixer of the present invention.
Fig. 3 is the ground floor reinforcing bar combination schematic diagram of pedestal of the present invention.
Fig. 4 A-Fig. 4 C is the pedestal of the present invention extension base combination schematic diagram in conjunction with one group of differing heights.
Fig. 5 is that pedestal of the present invention combines a wherein extension pedestal muscle combination section.
Fig. 6 is that pedestal of the present invention combines the ground floor reinforcing bar and second layer reinforcing bar combination section that extend pedestal.
Fig. 7 is the pedestal of the present invention extension base combination schematic diagram in conjunction with another height.
Fig. 8 is that pedestal of the present invention is in conjunction with M shaped steel frame decomposing schematic representation.
Fig. 9 is that pedestal of the present invention implements schematic diagram in conjunction with the combination of M shaped steel frame.
Figure 10 is the schematic diagram that the jack base of pedestal of the present invention is located on inwall.
Figure 11 is that pedestal of the present invention implements schematic diagram in conjunction with mark post.
[symbol simple declaration]
Bearing end 10 on pedestal 1
Deep trench 11 teat 110
Shallow trench 12 hole ditch 13
Bore a hole 14 jack bases 15
16 times bearing ends 17 of internal ring groove
The moistureproof bulge loop 18 of shrinkage pool 170
Extend pedestal 2 bearing end 20
Projecting ring section 21 holding section 22
Shrinkage pool 220 salient point 221
Deep trench 23 shallow trench 24
Teat 25 reinforcing bar 3
M shaped steel frame 4 mark post 5.
Detailed description of the invention
Refer to shown in Fig. 1 to Fig. 2 C, for the pedestal of reinforced bar fixer, extension base construction schematic diagram, the present invention can change according to the demand combinations of single or multiple lift reinforcing bar, can apply plane, gradient face cement job in reach fixing reinforcing bar and do not offset and moistureproof rust stable purpose, it is mainly set up by enforcement reinforcing bar based on the polyfunctional pedestal 1 of light weight, and multistory reinforced setting up can be formed according to height requirement with one group of extension pedestal 2, content is in detail as following:
This pedestal 1, hollow cylinder for porous area, it is arranged above bearing end 10, on this, bearing end 10 is respectively equipped with a pair deep trench 11 vertically in ora terminalis, a pair shallow trench 12, the width of this pair deep trench 11 and this pair shallow trench 12 is at least the size of a bar diameter, and the twice of the degree of depth that the degree of depth of this pair deep trench 11 is this pair shallow trench 12, this a pair deep trench 11 is respectively equipped with in groove both side edges and can limit reinforcing bar and be active in a teat 110, make reinforcing bar cannot depart from after embedding, on this, bearing end 10 is provided with four hole ditches 13 in ora terminalis perisporium, two little perforation 14, perisporium is provided with more than one pair of jack base 15, an internal ring groove 16 it is provided with in perisporium, this internal ring groove 16 is partitioned into polylith arc groove by a pair deep trench 11 and a pair shallow trench 12, this pedestal 1 peripheral wall surfaces in lower bearing end 17 floats and is convexly equipped with a moistureproof bulge loop 18, the cross section of this protection against the tide bulge loop 18 relief can be semicircle, square or triangle, in the peripheral wall surfaces of lower bearing end 17, how several arc shrinkage pools 170 it are laid with for this pedestal 1, and constitute the carrying end face at convex-concave interval.
This extension pedestal 2, this example is the hollow cylinder molectron of one group of three differing heights, each extends pedestal 2 and is arranged over a bearing end 20, each extends the pedestal internal face in lower section and outside wall surface is respectively equipped with a projecting ring section 21, this projecting ring section 21 is connected with a holding section 22, this holding section 22 is laid with most shrinkage pool 220 in end face, and multiple salient point 221 it is laid with in surface, the bearing end, top 20 of this extension pedestal 2 is respectively equipped with vertically in ora terminalis and makes second layer reinforcing bar 3 be stacked, in cross, a pair deep trench 23 being embedded, a pair shallow trench 24, the width of this pair deep trench 23 and this pair shallow trench 24 is at least the size of a bar diameter, and the twice of the degree of depth that the degree of depth of this pair deep trench 23 is this pair shallow trench 24, refer to the pedestal 2 that extends of differing heights in Fig. 2 A-Fig. 2 C and be respectively equipped with a teat 25 in the groove both side edges of a pair deep trench 23 therein or a pair shallow trench 24, make reinforcing bar cannot depart from after embedding, the shape of this teat 25 can be inclined tab shape, salient point.
Refer to shown in Fig. 3, the ground floor reinforcing bar combination schematic diagram of pedestal, when this pedestal 2 sets up ground floor reinforcing bar 3, a reinforcing bar is first made to be embedded in this pair deep trench 11, and it is up movable to limit reinforcing bar by this teat 110, this pair shallow trench 12 another root reinforcing bar built-in, make ground floor reinforcing bar 3 be stacked with cross and be embedded on this pedestal 1, make reinforcing bar set up support effectiveness more solid and reliable for Shi Nengyou with this practice, and can suitably extend to wider array of bar construction face.
Refer to shown in Fig. 4 A-Fig. 6, Fig. 4 A-Fig. 6 respectively pedestal extends base combination profile in conjunction with extension base combination schematic diagram and the one of which of one group of differing heights, more discloses pedestal in Fig. 6 and combines the ground floor reinforcing bar and second layer reinforcing bar combination section that extend pedestal. this pedestal 1 bearing end 10 on top can be nested with the hollow cylinder extension pedestal 2 of one group of three differing heights and engage, and height cloth is set as second layer reinforcing bar 3 according to this, according to selecting, this extension pedestal 2 is arbitrary highly sets up out second layer reinforcing bar 3 to this pedestal 1, this extension pedestal 2 is inserted in upper bearing end 10 above this pedestal 1, and it is closed in above the upper bearing end 10 of this pedestal 1 with this projecting ring section 21, any one this extension pedestal 2 is nested in this internal ring groove 16 of this pedestal 1 with this holding section 22, this holding section 22 is fastened in four hole ditches 13 of this pedestal 1 with salient point 221 respectively, this projecting ring section 21 is closed in the upper bearing end 10 of this pedestal 1, this holding section 22 is pressed on ground floor reinforcing bar 3 reinforcing bar topmost respectively with most shrinkage pools 220, it is embedded at the second layer reinforcing bar 3 on this bearing end 20 of this extension pedestal 2, sequentially first it is placed in this pair deep trench 23 by a reinforcing bar, again another root reinforcing bar is overlapped with cross in this pair shallow trench 24 being embedded on this extension pedestal 2, the reinforcing bar 3 that cross overlaps can be tied up the solid mutual displacement of reinforcing bar 3 by iron wire in crossover sites, and can in plane, the appropriate location reinforcement placing of slope, this practice can make that multistory reinforced to set up structure more firm, the more important thing is the skew that will not get loose in cement grout.
Fig. 7 is the pedestal extension base combination schematic diagram in conjunction with another height, for being embedded at the second layer reinforcing bar 3 on this bearing end 20 of this extension pedestal 2 in figure, the reinforcing bar on upper strata is embedded in this pair shallow trench 24, this teat 25 is inclined tab shape, and limit the scope that reinforcing bar is movable, and after making reinforcing bar set, produce the holdback force interacted in all directions so that the effectiveness that the reinforcing bar after fixing can not get loose easily and offset.
Refer to shown in Fig. 8 to Fig. 9, respectively pedestal decomposes in conjunction with M shaped steel frame and combination enforcement schematic diagram, this pedestal 1 is taken up an official post can across the M shaped steel frame 4 setting carrying reinforcing bar on two jack bases 15, this middle recess of M shaped steel frame 4 is that reinforcing bar 3 installs place, in enforcement, two pedestals 1 are respectively at the middle recess piece reinforcing bar 3 of erection of this M shaped steel frame 4, and this M shaped steel frame 4 also may be set to the assembly that several height more than a group are different, to facilitate differing heights erection or to adjust reinforcing bar wire side.
Referring to shown in Figure 10, on this pedestal 1, the jack base 15 of surrounding distribution can be located on inwall or the outer wall of side face, and the width of this M shaped steel frame 4 can match and be located in wantonly two jack bases 15.
Referring to shown in Figure 11, implement schematic diagram for pedestal in conjunction with mark post, this pedestal 1 can be planted a mark post 5 on arbitrary jack base 15, indicates as job execution.
In sum, the pedestal of this case is for having multifunctionality, the light weight reinforced structure of porous area, and set up the functional requirement into single or multiple lift according to actual reinforcing bar, make structure can be born gravity, the effects such as side force and grouting impulsive force, and can tamp quickly through porous area in cement grout, more extend under the utilization that pedestal is mutually arranged combination pedestal and one group, make reinforcing bar really be formed and good separate and press from both sides location of pulling, make the overlapping net of single or multiple lift reinforcing bar really can reach to fixedly positioning, before making cement grout, after to maintain reinforcing bar firmly not crooked, and reach cement grout process and not easily offset, and reduce because of traditional welding, colligation such as applies at the shortcoming that centre-of gravity shift or lateral force cannot fully be grasped, adopt the reinforced bar fixer of the present invention, additionally can be implemented reinforcing bar by the M shaped steel frame of differing heights and set up erection, make collocation can change combination reinforced frame in scene in good time and be provided as industry, and it is reliably completed that location is firm and control structure quality as scheduled.
It will be further appreciated that, after cement job is completed, pedestal of the present invention is respectively arranged with moistureproof bulge loop in inside and outside wall, because moistureproof bulge loop can make the aqueous vapor of cement concrete not easily seek connections with in pedestal wall, and then stop reinforcing bar and make moist minimizing corrosion, make bar construction can have longer service life, and guarantee long-range construction quality.
But, the foregoing is only presently preferred embodiments of the present invention, non-the scope of the claims therefore namely arresting the limit present invention, therefore the simple and easy modification that utilization description of the present invention and graphic content are done such as and equivalent structure change, all should in like manner be contained in the scope of the claims of the present invention, close and give Chen Ming.
Claims (9)
1. a reinforced bar fixer, it is characterized in that, this reinforced bar fixer is a pedestal with porous area hollow cylinder, two ends are bearing end, wherein go up bearing end and be respectively equipped with a pair deep trench, a pair shallow trench vertically in ora terminalis, and four hole ditches and more than one pair of jack base it is laid with along peripheral wall surfaces, and perisporium inner face is provided with an internal ring groove, this pedestal peripheral wall surfaces in lower bearing end is provided with a moistureproof bulge loop.
2. reinforced bar fixer as claimed in claim 1, it is characterized in that, wherein a pair deep trench of this pedestal and the width of a pair shallow trench are at least the size of a bar diameter, the degree of depth of this pair deep trench is the twice of the degree of depth of this pair shallow trench, making reinforcing bar be embedded into ground floor reinforcing bar respectively so that cross is overlapping, this pair deep trench is respectively equipped with in groove both side edges and can limit reinforcing bar and be active in a teat.
3. as claimed in claim 1 reinforced bar fixer, it is characterised in that wherein this pedestal is laid with how several arc shrinkage pool in the peripheral wall surfaces of lower bearing end, and constitutes the carrying end face at convex-concave interval.
4. reinforced bar fixer as claimed in claim 1, it is characterized in that, wherein this pedestal can be nested with one group of extension pedestal in upper bearing end and engage, this group extends pedestal to be one group has the hollow cylinder of differing heights, each extends pedestal and is arranged over a bearing end, and it is respectively equipped with a pair deep trench vertically in ora terminalis, a pair shallow trench, each extends the pedestal internal face in lower section and outside wall surface is respectively equipped with a projecting ring section, this projecting ring section is connected with a holding section, this holding section is laid with most shrinkage pool in end face, and multiple salient point it is laid with in surface, any one this extension pedestal is nested in this internal ring groove of this pedestal with this holding section, this holding section is fastened in four hole ditches of this pedestal with salient point respectively, this projecting ring section is closed in the upper bearing end of this pedestal, this holding section is pressed on a second layer reinforcing bar reinforcing bar topmost respectively with most shrinkage pools.
5. reinforced bar fixer as claimed in claim 4, it is characterized in that, the width of a pair deep trench and a pair shallow trench that each of which group extends pedestal is at least the size of a bar diameter, and the twice of the degree of depth that the degree of depth of this pair deep trench is this pair shallow trench, and the height of this extension pedestal according to this makes reinforcing bar be embedded into second layer reinforcing bar respectively so that cross is overlapping, this pair shallow trench is respectively equipped with in groove both side edges and can limit reinforcing bar and be active in a teat.
6. reinforced bar fixer as claimed in claim 1, it is characterised in that wherein on this pedestal, the jack base of surrounding distribution can be located on inwall or the outer wall of side face.
7. reinforced bar fixer as claimed in claim 6, it is characterized in that, wherein wantonly two jack bases on this pedestal are across setting the M shaped steel frame that can carry reinforcing bar, the width of this M shaped steel frame can match and be located in wantonly two jack bases, in the middle of this M shaped steel frame, recess is that reinforcing bar installs place, and the height of this M shaped steel frame can be set to difference.
8. as claimed in claim 6 reinforced bar fixer, it is characterised in that wherein this pedestal can be planted a mark post on arbitrary jack base.
9. reinforced bar fixer as claimed in claim 1, it is characterised in that wherein this protection against the tide bulge loop relief is located at internal face and the outside wall surface of the lower bearing end of this pedestal, and the cross sectional shape of its relief can be semicircle, square or triangle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410614835.6A CN105625640A (en) | 2014-11-04 | 2014-11-04 | Reinforcing steel bar fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410614835.6A CN105625640A (en) | 2014-11-04 | 2014-11-04 | Reinforcing steel bar fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105625640A true CN105625640A (en) | 2016-06-01 |
Family
ID=56040946
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410614835.6A Pending CN105625640A (en) | 2014-11-04 | 2014-11-04 | Reinforcing steel bar fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105625640A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107143092A (en) * | 2017-07-12 | 2017-09-08 | 广东建星建造集团有限公司 | Beam lower rebar spacing fixator and feeding device |
| CN108457426A (en) * | 2017-02-18 | 2018-08-28 | 承洁投资有限公司 | Floor slab reinforcing steel bar heightening and thickness elevation device |
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| US20050005564A1 (en) * | 2003-07-07 | 2005-01-13 | Aztec Concrete Accessories, Inc. | Wire mesh chair |
| CN201013054Y (en) * | 2007-01-25 | 2008-01-30 | 李梅 | Two-layer steel bar holder in reinforced concrete |
| WO2009070834A1 (en) * | 2007-12-03 | 2009-06-11 | Black Adda Pty Ltd | Method of formation of reinforcement mesh |
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| CN108457426A (en) * | 2017-02-18 | 2018-08-28 | 承洁投资有限公司 | Floor slab reinforcing steel bar heightening and thickness elevation device |
| CN107143092A (en) * | 2017-07-12 | 2017-09-08 | 广东建星建造集团有限公司 | Beam lower rebar spacing fixator and feeding device |
| CN107143092B (en) * | 2017-07-12 | 2023-08-08 | 广东建星建造集团有限公司 | Beam lower portion steel bar spacing fixer and feeding device |
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Application publication date: 20160601 |