CN212317478U - A anchor clamps for assembled steel bar truss floor bearing plate - Google Patents
A anchor clamps for assembled steel bar truss floor bearing plate Download PDFInfo
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- CN212317478U CN212317478U CN202020759662.8U CN202020759662U CN212317478U CN 212317478 U CN212317478 U CN 212317478U CN 202020759662 U CN202020759662 U CN 202020759662U CN 212317478 U CN212317478 U CN 212317478U
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Abstract
The utility model relates to a fixture for assembled steel bar truss floor bearing plate, which comprises a base connected with a bottom template and rigid fixing heads connected with the base, wherein one side of the rigid fixing heads is provided with a clamping part for clamping a lower chord steel bar, the lower chord steel bar is clamped by different rigid fixing heads, the bases where the rigid fixing heads are arranged are connected into a whole through a connecting mechanism, the upper side of the lower chord steel bar is provided with a reinforcing cross bar vertical to the lower chord steel bar, the reinforcing cross bar is provided with a locking threaded hole, the top of the rigid fixing heads is provided with a limiting groove for limiting the reinforcing cross bar, the reinforcing cross bar spans a plurality of groups of steel bar trusses, the base is fastened on the bottom template through a locking bolt matched with the locking threaded hole, the locking bolt sequentially passes through the bottom template and the connecting mechanism and then is in threaded connection with the locking threaded hole on the, the connecting mechanism is fastened on the bottom template. The utility model discloses have the effect that improves workman efficiency of construction.
Description
Technical Field
The utility model belongs to the technical field of the building engineering construction and specifically relates to a anchor clamps that is used for assembled steel bar truss floor to hold board is related to.
Background
The construction technology of the steel bar truss floor bearing plate is a brand new construction mode, has very obvious advantages in the specific construction process, and is further widely applied to high-rise building engineering construction. In specific use, the concrete and the steel bar truss (refer to fig. 1) are mainly used for jointly bearing engineering load. In developing floor structure work progress like this, lay steel bar truss building carrier plate on the girder steel, carry out concrete placement after welded fastening handles to accomplish whole floor work progress.
The steel bar truss comprises two lower chord steel bars 2 arranged in parallel and an upper chord steel bar 1 fixed at the upper end of the lower chord steel bar 2 through a web member steel bar 3, and each connection point is subjected to resistance spot welding; the steel bar truss and the bottom template are connected into a whole through resistance spot welding, and the combined bearing plate is called a steel bar truss floor bearing plate. A plurality of steel bar trusses are arranged side by side on the assembled steel bar truss floor bearing plate at equal intervals on the bottom template, one steel bar truss is a set of, and the steel bar arrangement interval is even to make concrete protective layer thickness unanimous, can show the reduction on-the-spot reinforcement engineering volume for the construction progress increases construction safety guarantee, has realized mechanized production, has improved the construction quality of floor. The assembled template and the connecting mechanism are convenient to disassemble and assemble, can be repeatedly utilized for many times, saves steel, greatly improves the labor productivity, effectively reduces the product cost, and meets the national requirements of energy conservation and environmental protection.
The prior chinese patent CN210288828U discloses a steel bar truss floor deck connecting assembly, which is used for limiting the lower chord steel bar of a steel bar truss by two limiting pieces, and fastening the limiting pieces to a bottom formwork by bolts on each limiting piece.
In the prior art, two bolts are used in each group of connecting components, so that the bolts are used too much in the whole construction process, one bolt is added to one component, the workload of workers is doubled, the working strength of the workers is increased, and the construction period is prolonged.
Therefore, a new solution is needed to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a be used for assembled steel bar truss floor to hold anchor clamps of board not enough to prior art exists.
The above object of the present invention can be achieved by the following technical solutions:
a fixture for an assembled steel bar truss floor slab comprises a base connected to a bottom formwork and a rigid fixing head connected to the base, wherein one side of the rigid fixing head is provided with a clamping part for clamping a lower chord steel bar, the steel bar truss comprises a first lower chord steel bar and a second lower chord steel bar which are symmetrical, the first lower chord steel bar and the second lower chord steel bar are respectively clamped by different rigid fixing heads, the base where the rigid fixing heads for clamping the first lower chord steel bar and the second lower chord steel bar are arranged is connected into a whole through a connecting mechanism, reinforcing cross bars perpendicular to the first lower chord steel bar and the second lower chord steel bar are arranged on the upper sides of the first lower chord steel bar and the second lower chord steel bar, locking threaded holes are arranged on the reinforcing cross bars, limiting grooves for limiting the reinforcing cross a plurality of groups of steel bar trusses are arranged on the top of the rigid fixing head, first through holes are arranged on the bottom formwork, and, the base is fastened on the bottom template through a locking bolt matched with the locking threaded hole, the locking bolt sequentially penetrates through the first through hole and the second through hole and then is in threaded connection with the locking threaded hole in the reinforcing cross rod, the reinforcing cross rod is fastened in the limiting groove, and the connecting mechanism is fastened on the bottom template.
By adopting the technical scheme, the lower chord steel bar is clamped by the clamp, so that the steel bar truss can be detachably fixed on the bottom template, concrete is poured on the bottom template, the steel bar truss can provide enough strength for the floor bearing plate in the construction stage, the bottom template can be quickly detached after the concrete poured in the later stage is solidified, the structure is simple, the installation and the detachment are convenient, and the construction cost can be effectively reduced; two clamps arranged at the same cross section on a first lower chord steel bar and a second lower chord steel bar in a group of steel bar trusses are a fixing unit, one fixing unit fastens the steel bar trusses and a bottom template through a locking bolt, and simultaneously connects and limits a reinforcing cross rod in a limiting groove of a rigid fixing head, so that the using amount of bolts is reduced during construction, the labor intensity of workers is reduced, and the construction efficiency is improved; the steel bar trusses are arranged longitudinally, and after poured concrete is dry, compared with the longitudinal direction, the transverse strength is lower, so that the transverse strength of the concrete after the concrete is dry is enhanced by the transversely arranged reinforcing transverse rods, and the overall strength of the steel bar truss floor bearing plate is enhanced.
The present invention may be further configured in a preferred embodiment as: a plurality of bases are fixed on the bottom template, the limiting grooves where the same reinforcing cross rod is located are on the same straight line, and the bottoms of the limiting grooves are at the same height position.
By adopting the technical scheme, each limiting groove is equivalent to an acting point for the reinforcing cross bar, the bottoms of the limiting grooves are at the same height position, so that the reinforcing cross bar can contact the bottoms of all the limiting grooves, namely the acting points of the reinforcing cross bar are the most, and the strength of the concrete floor slab of the prefabricated steel bar truss can be improved; the same limiting groove where the reinforcing cross rod is located on the same straight line, the bottom of the limiting groove is located at the same height position, the same base and the rigid fixing head are made in the manufacturing stage, construction of workers is facilitated, the steel bar trusses cannot be sequenced on the construction site, and only the horizontal bottom formwork and the distance between every two steel bar trusses are controlled to be equal.
The present invention may be further configured in a preferred embodiment as: the upper side of the second through hole is provided with a protection bulge, the protection bulge is provided with a third through hole, the height of the protection bulge is not less than the bottom height of the limiting groove, and the locking bolt penetrates through the first through hole and the second through hole, then penetrates through the third through hole and finally is in threaded connection with the reinforcing cross rod.
Through adopting above-mentioned technical scheme, the protruding setting of protection has been avoided wearing out the locking bolt of coupling mechanism part and has been contacted with the concrete, is convenient for after the concrete is dry, unscrews the locking bolt, dismantles the template of going to the bottom.
The present invention may be further configured in a preferred embodiment as: and a reinforcing bar is arranged between the bolt head of the locking bolt and the bottom template, the reinforcing bar is arranged along the extending direction of the first lower chord steel bar and the second lower chord steel bar, and the locking bolt penetrates through the reinforcing bar, then sequentially penetrates through the bottom template, the connecting mechanism and the protection bulge and then is in threaded connection with the reinforcing cross rod.
Through adopting above-mentioned technical scheme, the setting of reinforcement bar can provide the sufficient rigidity of die block board in the direction that is on a parallel with the steel bar truss when concreting.
The present invention may be further configured in a preferred embodiment as: a reinforcing bar is arranged between the bolt head of the locking bolt and the bottom template, the reinforcing bar is arranged along the extending direction of the reinforcing cross rod, and the locking bolt penetrates through the reinforcing bar and then sequentially penetrates through the bottom template, the connecting mechanism and the protection protrusion to be in threaded connection with the reinforcing cross rod.
By adopting the technical scheme, the arrangement of the reinforcing bars can provide enough rigidity for the bottom template in the direction vertical to the steel bar truss when concrete is poured.
The present invention may be further configured in a preferred embodiment as: the reinforcing bar is a rectangular pipe or Z-shaped steel.
Through adopting above-mentioned technical scheme, rectangular pipe or Z shaped steel all are the section bar, can purchase in advance, are favorable to improving the efficiency of construction, use Z shaped steel as the stiffener, can provide the sufficient rigidity of die block board in the construction stage, compare in the rectangular pipe, also can reduce the locking bolt and to wearing the construction degree of difficulty, more are favorable to improving steel bar truss building carrier plate efficiency of construction.
The present invention may be further configured in a preferred embodiment as: the part of the rigid fixing head on the base extends towards two sides to form a left extension section and a right extension section respectively.
Through adopting above-mentioned technical scheme, increased the fastness of anchor clamps, the difference of the direction of buckling of rigidity fixed head bottom for the rigidity fixed head sets up more firmly in the base, is difficult to drop after the base is moulded plastics.
The present invention may be further configured in a preferred embodiment as: the base is provided with a sliding groove for the unidirectional sliding tooth to slide in, and a locking piece for locking the unidirectional sliding tooth sliding into the sliding groove is arranged in the sliding groove.
Through adopting above-mentioned technical scheme, anchor clamps are inserted from the side of base when the construction to make the rigidity fixed head can only slide in and can not the roll-off to base inside, be favorable to transversely fixed rigidity fixed head and be convenient for install, be favorable to improving work efficiency.
The present invention may be further configured in a preferred embodiment as: the clamping part comprises a feeding groove for the lower chord steel bar to enter the clamping part; the clamping part comprises a horizontal limiting part and a vertical limiting part, the horizontal limiting part is arranged on the inner side of the feeding groove, the upper side wall and the lower side wall of the feeding groove form the vertical limiting part, and the horizontal limiting part and the vertical limiting part are arranged in a crossed mode to form a lower chord steel bar positioning area.
By adopting the technical scheme, the lower chord steel bar is positioned at one point.
The present invention may be further configured in a preferred embodiment as: the lower chord steel bar positioning area is an arc surface, and the arc surface is provided with anti-skid lines.
Through adopting above-mentioned technical scheme, because the reinforcing bar generally is the cylinder, the lower chord reinforcing bar locating area of arc surface more laminates the reinforcing bar, and fixed effect is better, and the reinforcing bar is ribbed sometimes, and the setting of antiskid line has a better limiting displacement to ribbed reinforcing bar.
To sum up, the utility model discloses a following at least one useful technological effect:
1. the fixture has a simple structure, so that the steel bar truss floor bearing plate is convenient to mount and dismount, the construction cost can be effectively reduced, and the construction period is shortened; the transverse strength of the concrete after drying is enhanced by the arrangement of the reinforcing cross rods, and the overall strength of the steel bar truss floor bearing plate is enhanced.
2. The arrangement of the reinforcing bars can improve the sufficient rigidity of the floor bearing plate during construction.
Drawings
Fig. 1 is a schematic structural view of a steel bar truss;
fig. 2 is a schematic structural view of the steel bar truss after being fastened with the bottom formwork;
FIG. 3 is an exploded view of the rigid mounting head and base;
FIG. 4 is a schematic view of the structure of the rigid fixation head clamp;
fig. 5 is an isometric view of the rebar truss after it is fastened to the bottom form;
FIG. 6 is a top view of FIG. 5;
FIG. 7 is a bottom view of FIG. 5;
fig. 8 is a side view of the reinforcing steel bar truss of the second embodiment after being fastened to the bottom form;
fig. 9 is a bottom view of fig. 8.
In the figure, 1, steel bars are strung; 2. a lower chord steel bar; 21. a first lower chord rebar; 22. a second lower chord reinforcement; 3. web member reinforcing steel bars; 4. a bottom template; 5. a clamp; 51. a rigid fixation head; 511. a left extension section; 512. a right extension section; 513. one-way sliding teeth; 52. a base; 521. a chute; 522. a locking member; 53. a connecting mechanism; 531. a protection protrusion; 54. a locking bolt; 55. a reinforcing cross bar; 56. a limiting groove; 57. a clamping portion; 571. a feed chute; 572. a horizontal limiting part; 573. a vertical limiting part; 574. a lower chord steel bar positioning area; 58. a reinforcing bar; 581. a rectangular tube; 582. z-shaped steel.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The first embodiment is as follows:
referring to fig. 2, for the utility model discloses a fixture for assembled steel bar truss floor bearing plate, the steel bar truss includes upper chord reinforcing bar 1, lower chord reinforcing bar 2 and web member reinforcing bar 3, lower chord reinforcing bar 2 divide into first lower chord reinforcing bar 21 and second lower chord reinforcing bar 22 again, the steel bar truss passes through anchor clamps 5 and assembles on bottom form 4, use anchor clamps 5 to centre gripping lower chord reinforcing bar 2, thereby the steel bar truss can be dismantled and be fixed in on bottom form 4, pour concrete on bottom form 4 again, the steel bar truss can provide the floor bearing plate enough intensity in the construction stage, can dismantle bottom form 4 after the concrete that later stage was pour solidifies rapidly, moreover, the steam generator is simple in structure, convenient to install, dismantle, can effectively reduce construction cost;
referring to fig. 2 and 3, the clamp 5 includes a base 52 connected to the bottom form 4 and a rigid fixing head 51 connected to the base 52, two clamps 5 arranged at the same cross section on the first lower chord steel bar 21 and the second lower chord steel bar 22 in a set of steel bar trusses are a fixing unit, the base 52 of the fixing unit is connected into a whole through a connecting mechanism 53, the upper side of the lower chord steel bar 2 of the fixing unit is provided with a reinforcing cross bar 55 perpendicular to the fixing unit, the reinforcing cross bar 55 is provided with a locking threaded hole, the top of the rigid fixing head 51 is provided with a limiting groove 56 for limiting the reinforcing cross bar 55, the reinforcing cross bar 55 spans a plurality of sets of steel bar trusses, the bottom form 4 is provided with a first through hole, the connecting mechanism 53 is provided with a second through hole, the upper side of the second through hole is provided with a protection protrusion 531, the protection protrusion 531 is provided with a third through, the base 52 is fastened on the bottom template 4 through a locking bolt 54 matched with the locking threaded hole, and the locking bolt 54 passes through the first through hole, the second through hole, the third through hole and finally the reinforcing cross bar 55 and is in threaded connection;
the fixing unit fastens the steel bar truss and the bottom formwork 4 through the locking bolt 54, and simultaneously connects and limits the reinforcing cross bar 55 in the limiting groove 56 of the rigid fixing head 51, the steel bar trusses are longitudinally arranged, and after poured concrete is dried, compared with the longitudinal direction, the transverse strength is lower, so that the transverse strength of the horizontally arranged reinforcing cross bar 55 after the concrete is dried is enhanced, and the integral strength of the floor deck of the steel bar truss is enhanced; the arrangement of the protection protrusion 531 prevents the locking bolt 54 penetrating out of the connecting mechanism 53 from contacting with the concrete, so that the locking bolt 54 can be conveniently unscrewed after the concrete is dried, and the lower bottom formwork 4 can be disassembled; during construction, the using amount of bolts is reduced, the labor intensity of workers is reduced, and the construction efficiency is improved.
Referring to fig. 4 and 5, one side of the rigid fixing head 51 is provided with a clamping portion 57 for clamping the lower chord steel bar 2, and the clamping portion 57 comprises a feeding groove 571 for the lower chord steel bar 2 to enter the clamping portion 57; the clamping part 57 comprises a horizontal limiting part 572 and a vertical limiting part 573, the horizontal limiting part 572 is arranged on the inner side of the feed chute 571, the upper side wall and the lower side wall of the feed chute 571 form the vertical limiting part 573, the horizontal limiting part 572 and the vertical limiting part 573 are arranged in a crossed mode to form a lower chord steel bar positioning area 574, so that the lower chord steel bar 2 is positioned at one point, because the steel bar is generally a cylinder, in order to enable the lower chord steel bar positioning area 574 to be more attached to the steel bar, the fixing effect is better, the lower chord steel bar positioning area 574 is arranged to be an arc surface, and because the steel bar is ribbed sometimes, anti-skid grains are arranged on the arc surface, and the arrangement of the anti-skid grains has a better limiting effect.
Referring to fig. 3, the portions of the rigid fixing head 51 on the base 52 are extended to both sides to form a left extension 511 and a right extension 512, the left extension 511 and the right extension 512 are provided with one-way sliding teeth 513, the base 52 is provided with a sliding slot 521 for sliding the one-way sliding teeth 513, the rigid fixing head 51 can only slide from the side to the inside of the base 52 because the clamp 5 is inserted from the side of the base 52 during construction, and in order to limit the lower chord steel bar 2 in a horizontal position, a locking piece 522 for locking the one-way sliding teeth 513 sliding into the sliding slot 521 is provided in the sliding slot 521, the bending directions of the bottom of the rigid fixing head 51 are different, and the rigid fixing head 51 is more firmly provided in the base 52 after concrete is poured.
Referring to fig. 5 and 6, the bottom formwork 4 is controlled to be horizontal and the distances between each group of steel bar trusses are equal, the base 52 is fixed to the bottom formwork 4, the same base 52 and the same rigid fixing head 51 are manufactured in the manufacturing stage, so that the limiting grooves 56 (shown in fig. 3) where the same reinforcing cross bar 55 is located are located on the same straight line and the bottoms of the limiting grooves 56 are located at the same height position during construction, and the construction time of workers is shortened; each limiting groove 56 corresponds to a force application point for the reinforcing cross bar 55, and the bottoms of the limiting grooves 56 are at the same height position, so that the reinforcing cross bar 55 can contact the bottoms of all the limiting grooves 56, that is, the force application points of the reinforcing cross bar 55 are the largest, and the strength of the concrete floor slab of the precast reinforced bar truss can be improved.
In concrete construction, the steel bar truss floor bearing plate structure stress mode is very reasonable, and self weight and construction load are supported through the bottom template 4, the steel bar truss and the like. The construction load is mainly born by the bottom template 4, but after the spot welding of the steel bar truss and the bottom die, part of the load can be transferred to the steel bar truss and then transferred to the supports at the two ends through the steel bar truss, so that the bottom template 4 and the steel bar truss can bear the load of the floor bearing plate together, and the construction process becomes safer and more effective.
Referring to fig. 7, a reinforcing bar 58 is arranged between a bolt head of the locking bolt 54 and the bottom template 4, the reinforcing bar 58 is a rectangular tube 581, the rectangular tube 581 is a section bar, and is a hollow square section light thin-wall steel tube, also called steel cold-bending section bar, which is a section steel 582Z with square section shape and size, which is made by using Q235 hot-rolled or cold-rolled strip steel or coiled plate as a base material through cold bending, processing and forming and then high-frequency welding, and is a hollow strip steel, also called flat tube, flat square tube or square flat tube, and when the bending strength and the torsion strength are the same, the weight is light, and the hollow strip steel can be purchased in advance, and is beneficial to improving the construction efficiency; the rectangular tube 581 is arranged along the extending direction of the first lower chord steel bar 21 and the second lower chord steel bar 22, the locking bolt 54 penetrates through the upper surface and the lower surface of the rectangular tube 581 and then sequentially penetrates through the bottom formwork 4, the connecting mechanism 53 and the protecting protrusion 531 to be in threaded connection with the reinforcing cross bar 55, and the rectangular tube 581 can be used for enabling the bottom formwork 4 to share a part of construction load and providing enough rigidity for the bottom formwork 4 in the direction parallel to the steel bar truss when concrete is poured.
In a specific using process, the steel bar truss is combined with concrete through adhesion, and then work is carried out together. In the process, the upper chord steel bar 1 and the lower chord steel bar 2 of the steel bar truss can be kept consistent with common concrete, so that the bottom formwork 4 can be disassembled without considering the action of the bottom formwork 4, and the bottom formwork 4 can be reused; the bottom template 4 can not use the steel wire rope to bind when loading and unloading, then directly lifts by crane, must carry out the hoist and mount operation with the soft hoist cable, can guarantee construction safety like this, surely remember that can not construct when the wind speed exceeds the regulation. When the bottom formworks 4 are laid and installed, the bottom formworks 4 are firstly checked, the appearance of the plate surfaces of the bottom formworks 4 is mainly checked, and if the bending deformation phenomenon exists, the bottom formworks must be corrected in time.
The concrete process of the construction of the steel bar truss floor bearing plate comprises the steps of firstly carrying out related preparation work before specific construction, then erecting steel frame columns and beams, installing a bottom template 4 and the steel bar truss, then binding steel bars, welding studs, carrying out engineering acceptance after concealment work is done, and pouring concrete after no error is confirmed.
The implementation principle of the embodiment is as follows: after the bottom formwork 4 and the steel bar truss are laid, a constructor should immediately fasten the locking bolt 54 to fix the steel bar truss on the bottom formwork 4, so that the phenomenon of slipping caused by strong wind and the like is prevented, and safety accidents are prevented; the rigid fixing head 51 of the clamp 5 slides into the base 52 from the side, so that the lower chord steel bar 2 enters from a feeding groove 571 of the rigid fixing head 51, the locking piece 522 in the sliding groove 521 is fastened with the one-way sliding tooth 513 on the left extending section 511 and the right extending section 512, the steel bar truss is limited at the horizontal position, and then the locking bolt 54 sequentially penetrates through the rectangular pipe 581, the first through hole, the second through hole and the third through hole and is finally screwed on the reinforcing cross bar 55, the steel bar truss is limited in the vertical direction, and the steel bar truss is fastened on the bottom formwork 4; finally, the fastening condition of the locking bolt 54 is checked and accepted, and when it is confirmed that the fastening condition is acceptable, concrete can be poured.
Example two:
referring to fig. 8 and 9, the present embodiment differs from the first embodiment in that: the reinforcing bar 58 is arranged between the bolt head of the locking bolt 54 and the bottom formwork 4, the reinforcing bar 58 is Z-shaped steel 582, the Z-shaped steel 582 is a section bar which is common cold-formed thin-wall section steel, the thickness is generally 1.6-3.0mm, the section height is mostly 120-350mm, the processing material is hot rolling (spray painting), galvanizing, the processing standard is executed according to GB50018-2002, the specification and the size of the Z-shaped steel 582 can be adjusted, the compressive strength is high, the Z-shaped steel can be purchased in advance according to the construction requirement, the construction efficiency is improved, the reinforcing bar 58 is arranged along the extending direction of the reinforcing cross rod 55, the locking bolt 54 penetrates through the reinforcing bar 58, and then sequentially penetrates through the bottom formwork 4, the connecting mechanism 53 and the protective bulge 531 to be in threaded connection with.
Z shaped steel 582 can provide the sufficient rigidity of die block 4 in the perpendicular to steel bar truss direction when concreting, compares in rectangular pipe 581, and Z shaped steel 582 can also reduce locking bolt 54 and to wearing the construction degree of difficulty, can not produce too big influence to steel bar truss floor carrier plate efficiency of construction.
The implementation principle of the embodiment is as follows: after the bottom formwork 4 and the steel bar truss are laid, a constructor should immediately fasten the locking bolt 54 to fix the steel bar truss on the bottom formwork 4, so that the phenomenon of slipping caused by strong wind and the like is prevented, and safety accidents are prevented; the rigid fixing head 51 of the clamp 5 slides into the base 52 from the side, so that the lower chord steel bar 2 enters from a feeding groove 571 of the rigid fixing head 51, the locking piece 522 in the sliding groove 521 is fastened with the one-way sliding teeth 513 on the left extending section 511 and the right extending section 512, the steel bar truss is limited at the horizontal position, the locking bolt 54 sequentially penetrates through the Z-shaped steel 582, the first through hole, the second through hole and the third through hole and is finally screwed on the reinforcing cross bar 55, the steel bar truss is limited in the vertical direction, and the steel bar truss is fastened on the bottom formwork 4; finally, the fastening condition of the locking bolt 54 is checked and accepted, and when it is confirmed that the fastening condition is acceptable, concrete can be poured.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (10)
1. The utility model provides a anchor clamps for assembled steel bar truss floor bearing plate which characterized in that: the steel bar truss comprises a base (52) connected to a bottom template (4) and a rigid fixing head (51) connected to the base (52), wherein one side of the rigid fixing head (51) is provided with a clamping part (57) used for clamping a lower chord steel bar (2), the steel bar truss comprises a first lower chord steel bar (21) and a second lower chord steel bar (22) which are symmetrical, the first lower chord steel bar (21) and the second lower chord steel bar (22) are respectively clamped through different rigid fixing heads (51), the base (52) where the rigid fixing heads (51) clamping the first lower chord steel bar (21) and the second lower chord steel bar (22) are located is connected into a whole through a connecting mechanism (53), the upper sides of the first lower chord steel bar (21) and the second lower chord steel bar (22) are provided with reinforcing cross bars (55) which are vertical to the first lower chord steel bar (21) and the second lower chord steel bar (22), locking threaded holes are formed in the reinforcing cross bars (55), the top of the rigid fixing head (51) is, strengthen horizontal pole (55) and span a plurality of groups of steel bar truss, be equipped with first through-hole on die block board (4), be equipped with the second through-hole on coupling mechanism (53), base (52) through with locking screw hole complex locking bolt (54) fastening on die block board (4), locking bolt (54) pass first through-hole and second through-hole in proper order after again with the locking screw hole threaded connection on strengthening horizontal pole (55), strengthen horizontal pole (55) and fasten in spacing recess (56), coupling mechanism (53) fasten in die block board (4).
2. The jig for an assembled steel bar truss floor deck as recited in claim 1, wherein: the bases (52) are fixed on the bottom template (4), the limiting grooves (56) where the same reinforcing cross rod (55) is located are located on the same straight line, and the bottoms of the limiting grooves (56) are located at the same height position.
3. The jig for an assembled steel bar truss floor deck as claimed in claim 2, wherein: the upper side of the second through hole is provided with a protection bulge (531), the protection bulge (531) is provided with a third through hole, the height of the protection bulge (531) is not less than the bottom height of the limiting groove (56), and the locking bolt (54) penetrates through the first through hole, the second through hole, the third through hole and the reinforcing cross rod (55) in threaded connection.
4. The jig for an assembled steel bar truss floor deck as recited in claim 1, wherein: a reinforcing bar (58) is arranged between the bolt head of the locking bolt (54) and the bottom template (4), the reinforcing bar (58) is arranged along the extending direction of the first lower chord steel bar (21) and the second lower chord steel bar (22), and the locking bolt (54) penetrates through the reinforcing bar (58), then sequentially penetrates through the bottom template (4), the connecting mechanism (53) and the protection bulge (531) and then is in threaded connection with the reinforcing cross bar (55).
5. The jig for an assembled steel bar truss floor deck as recited in claim 1, wherein: a reinforcing bar (58) is arranged between the bolt head of the locking bolt (54) and the bottom template (4), the reinforcing bar (58) is arranged along the extending direction of the reinforcing cross bar (55), and the locking bolt (54) penetrates through the reinforcing bar (58) and then sequentially penetrates through the bottom template (4), the connecting mechanism (53) and the protection protrusion (531) to be in threaded connection with the reinforcing cross bar (55).
6. A clamp for an assembled steel truss floor slab as claimed in claim 4 or 5, wherein: the reinforcing bar (58) is a rectangular pipe (581) or Z-shaped steel (582).
7. The jig for an assembled steel bar truss floor deck as recited in claim 1, wherein: the part of the rigid fixing head (51) positioned on the base (52) extends towards two sides to form a left extension section (511) and a right extension section (512).
8. The jig for an assembled steel bar truss floor deck as recited in claim 7, wherein: the left extension section (511) and the right extension section (512) are provided with one-way sliding teeth (513), the base (52) is provided with a sliding groove (521) for the one-way sliding teeth (513) to slide in, and a locking piece (522) for locking the one-way sliding teeth (513) sliding into the sliding groove (521) is arranged in the sliding groove (521).
9. The jig for an assembled steel bar truss floor deck as recited in claim 1, wherein: the clamping part (57) comprises a feeding groove (571) for the lower chord steel bar (2) to enter the clamping part (57); the clamping part (57) comprises a horizontal limiting part (572) and a vertical limiting part (573), the horizontal limiting part (572) is arranged on the inner side of the feed chute (571), the upper side wall and the lower side wall of the feed chute (571) form the vertical limiting part (573), and a lower chord steel bar positioning area (574) is formed by the horizontal limiting part (572) and the vertical limiting part (573) in a crossed mode.
10. The jig for an assembled steel truss floor slab of claim 9, wherein: the lower chord steel bar positioning area (574) is arranged to be an arc surface, and anti-skid lines are arranged on the arc surface.
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| CN202020759662.8U CN212317478U (en) | 2020-05-09 | 2020-05-09 | A anchor clamps for assembled steel bar truss floor bearing plate |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115142558A (en) * | 2022-07-15 | 2022-10-04 | 江苏昊钢建筑科技有限公司 | Split type truss floor carrier plate connecting piece |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115142558A (en) * | 2022-07-15 | 2022-10-04 | 江苏昊钢建筑科技有限公司 | Split type truss floor carrier plate connecting piece |
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