CN111424872A

CN111424872A - Steel bar truss separated type prefabricated truss floor support plate system and installation method thereof

Info

Publication number: CN111424872A
Application number: CN202010217763.7A
Authority: CN
Inventors: 冯坤明
Original assignee: Hangzhou Jiayida Industrial Co ltd
Current assignee: Hangzhou Jiayida Industrial Co ltd
Priority date: 2020-03-25
Filing date: 2020-03-25
Publication date: 2020-07-17

Abstract

The invention discloses a steel bar truss separated type prefabricated truss floor support plate system and an installation method thereof. This prefabricated truss building carrier plate system of steel bar truss disconnect-type and mounting method thereof, can draw two truss building carrier plates that parallel together through setting up first arm-tie, can avoid two truss building carrier plates that parallel to shift, simultaneously between the second bolt fixing piece on the first arm-tie and the first bolt fixing piece on the chassis and the position sleeve on the building carrier plate, together through a bolt fastening, fixed three is simple to operate not only simultaneously, it is fixed to have replaced the welding mode simultaneously, the later stage of being convenient for is dismantled and is recycled, also can guarantee joint strength.

Description

Steel bar truss separated type prefabricated truss floor support plate system and installation method thereof

Technical Field

The invention relates to the technical field of truss floor support plates, in particular to a steel bar truss separated type prefabricated truss floor support plate system and an installation method thereof.

Background

The steel bar truss is a steel bar truss formed by connecting steel bars serving as an upper chord, a lower chord and web members through resistance spot welding, and the combined bearing plate formed by connecting the steel bar truss and a base plate through resistance spot welding is a steel bar truss floor bearing plate. The advantages are that it realizes mechanized production, it is beneficial to uniform arrangement distance of reinforcing steel bars and uniform thickness of concrete protective layer, and improves construction quality of floor slab. The assembled steel bar truss floor support plate can obviously reduce the field steel bar binding engineering quantity, quicken the construction progress, increase the construction safety guarantee and realize civilized construction. The assembled template and the connecting piece are convenient to disassemble and assemble, can be repeatedly used for many times, saves steel, and meets the national requirements of energy conservation and environmental protection. The disadvantage is that the transport is easily damaged.

Current steel bar truss building carrier plate, generally be with steel bar truss lug weld on the building carrier plate, all contact points all weld basically, the work progress is comparatively troublesome, and the later stage is difficult to dismantle, if the later stage building is dismantled the back, steel bar truss building carrier plate is difficult to dismantle and recycles, and current steel bar truss building carrier plate generally is the independent individuality of a piece, carry out simple concatenation when the installation and use, shift because of vibrations very easily in the work progress, and then lead to the concatenation to appear the gap and influence the use quality.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a steel bar truss separated type prefabricated truss floor bearing plate system and an installation method thereof, and solves the problems that the existing steel bar truss floor bearing plate generally has the defects that a steel bar truss is directly welded on the floor bearing plate, the construction process is troublesome, the steel bar truss is difficult to disassemble and recycle at the later stage, the existing steel bar truss floor bearing plate is generally an independent individual, and the splicing is easy to deviate due to vibration in the construction process, so that the splicing gap is formed, and the use quality is influenced.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a prefabricated truss building carrier plate system of steel bar truss disconnect-type, includes building carrier plate and truss, truss fixed connection is at the top of building carrier plate, the truss includes the chassis, the equal fixedly connected with tripod in both sides around the chassis top, and the first lasso of fixedly connected with between the top of two sets of tripods around, the inside of first lasso is run through there is connecting reinforcement, the first bolt fastening piece of the equal fixedly connected with in both sides around the chassis, the top of building carrier plate and the outside fixedly connected with position sleeve that is located first bolt fastening piece, the outside of chassis and the left side cover that is located the position sleeve are equipped with first arm-tie, the right side of first arm-tie just is located the top fixedly connected with second bolt fastening piece of position sleeve, and passes through bolt fixed connection between second bolt fastening piece, position sleeve and the first bolt fastening piece.

Preferably, the left side and the right side of the underframe are fixedly connected with the two ends of the connecting steel bars through connecting frames, each connecting frame comprises a second ferrule, and the second ferrules are sleeved outside the two sides of the underframe.

Preferably, the top of the second ferrule is fixedly connected with a connecting strip, the top of the connecting strip is fixedly connected with a third ferrule, the third ferrule is sleeved outside the connecting steel bar, the top of the third ferrule is in threaded connection with a positioning bolt, and the bottom end of the positioning bolt is in compression joint with the surface of the connecting steel bar.

Preferably, one side on the long limit of building carrier plate is provided with the limit of sticking up, and the height that sticks up the limit of sticking up equals the thickness of building carrier plate.

Preferably, the inside on the limit of sticking up has seted up the draw-in groove, the top of building carrier plate just keeps away from one side fixedly connected with of draw-in groove and the fixture block of draw-in groove looks adaptation, draw-in groove and fixture block equidistance distribute have three at least groups.

Preferably, the hook groove that matches with the chassis is all seted up to the both sides of first arm-tie bottom, the recess with perk looks adaptation is seted up to the centre of first arm-tie bottom, the opening has been seted up on the left side of position sleeve.

Preferably, the outside cover of connecting strip is equipped with the second arm-tie, and the both sides of second arm-tie bottom all offer with the square groove of connecting strip looks adaptation, the outside cover of connecting reinforcement is equipped with U type inserted bar, the jack has been seted up to the inside centre of second arm-tie, and the both ends of U type inserted bar all with the internal surface joint of jack.

The invention also discloses an installation method of the steel bar truss separated type prefabricated truss floor support plate system, which specifically comprises the following steps:

step one, splicing floor bearing plates: firstly, a plurality of floor bearing plates are put on the ground and spliced, so that the raised side of one floor bearing plate is lapped on the horizontal side of the other floor bearing plate during splicing, and meanwhile, the clamping grooves of the floor bearing plates and the clamping blocks are clamped;

step two, mounting of the underframe: after splicing, placing the underframe on a floor support plate, pushing the underframe to one side, sliding a first bolt fixing block on the underframe into a positioning sleeve from an opening of the positioning sleeve, buckling a first pulling plate on one side of two adjacent underframe in the same row, keeping the alignment of a screw hole of a second bolt fixing block on the first pulling plate with the first bolt fixing block and the positioning sleeve, and then screwing the first bolt fixing block, the second bolt fixing block and the positioning sleeve by using bolts;

step three, connecting steel bar installation: after the underframe is fixed, a proper connecting steel bar is selected to penetrate into the third ferrule and the first ferrule, the tripods on the two adjacent groups of underframe in the same row are connected together, then the connecting steel bar is fixed on the third ferrule by using a positioning bolt, then the second pull plate is buckled on the connecting strips of the two groups of connecting frames from the side surface, then the connecting steel bar above is sleeved by using a U-shaped inserted bar, and the U-shaped inserted bar is downwards clamped into the jack of the second pull plate, so that the installation of the truss floor bearing plate can be completed.

Preferably, in the third step, the U-shaped insertion rod is in interference fit with the insertion hole, and when the U-shaped insertion rod is installed, a tool is used for knocking the U-shaped insertion rod into the insertion hole.

Preferably, in the third step, the length of the connecting steel bar is multiple of the length of the floor support plate, and one connecting steel bar is kept to be connected with the two truss floor support plates simultaneously during installation.

(III) advantageous effects

The invention provides a steel bar truss separated type prefabricated truss floor support plate system and an installation method thereof. Compared with the prior art, the method has the following beneficial effects:

(1) the steel bar truss separating type prefabricated truss floor support plate system and the installation method thereof are characterized in that a truss comprises an underframe, first bolt fixing blocks are fixedly connected to the front side and the rear side of the underframe, a positioning sleeve is fixedly connected to the top of the floor support plate and the outer part of the first bolt fixing block, a first pull plate is sleeved on the outer part of the underframe and the left side of the positioning sleeve, a second bolt fixing block is fixedly connected to the right side of the first pull plate and the top of the positioning sleeve, the second bolt fixing block, the positioning sleeve and the first bolt fixing block are fixedly connected through bolts, two truss floor support plates which are parallel to each other can be pulled together through arranging the first pull plate, the displacement of the two truss floor support plates which are parallel to each other can be avoided, and meanwhile, the second bolt fixing block on the first pull plate, the first bolt fixing block on the underframe and the positioning sleeve on the floor support plate are fixed, the three fixing parts are convenient to install, a welding mode is replaced for fixing, later-period disassembly and reutilization are facilitated, and connection strength can be guaranteed.

(2) The triangular brackets are fixedly connected to the front side and the rear side of the top of the underframe, the first ferrules are fixedly connected between the tops of the front and rear triangular brackets, the connecting steel bars penetrate through the first ferrules, the left and right sides of the underframe and the two ends of the connecting steel bars are fixedly connected through the connecting frames, each connecting frame comprises a second ferrule, the second ferrules are sleeved outside the two sides of the underframe, the top of each second ferrule is fixedly connected with a connecting bar, the top end of each connecting bar is fixedly connected with a third ferrule, the third ferrules are sleeved outside the connecting steel bars, the top of each third ferrule is in threaded connection with a positioning bolt, the bottom end of each positioning bolt is in compression joint with the surface of the connecting steel bar, the connecting steel bar is installed through the first ferrules and the connecting frames, the connecting steel bar is detachable and convenient to recycle, simultaneously to the truss building carrier plate of same row different quantity, the connecting reinforcement integral connection of optional different length or two liang of links together, make difficult dislocation between the truss building carrier plate of same row, the concatenation is closely firm.

(3) This steel bar truss disconnect-type prefabricated truss building carrier plate system and mounting method thereof, it sticks up the limit to be provided with through the one side on the long limit of building carrier plate, and the height that sticks up the limit perk equals the thickness of building bearing plate, the draw-in groove has been seted up to the inside on sticking up the limit, the top of building carrier plate just keeps away from the fixture block of one side fixedly connected with and draw-in groove looks adaptation of draw-in groove, draw-in groove and fixture block are equant apart from distributing to have at least three groups, through set up draw-in groove and fixture block on the building carrier plate, make the mutual block on lapped basis between two adjacent building carrier plates of same row, avoid it to.

(3) This steel bar truss disconnect-type prefabricated truss building carrier plate system and installation method thereof, through the outside cover at the connecting strip be equipped with the second arm-tie, and the square groove with connecting strip looks adaptation is all seted up to the both sides of second arm-tie bottom, the outside cover of connecting steel bar is equipped with U type inserted bar, the jack has been seted up to the inside centre of second arm-tie, and the both ends of U type inserted bar all with the internal surface joint of jack, connect the connecting strip on same two adjacent links through setting up the second arm-tie, can indirectly draw together two sets of truss building carrier plates, the U type inserted bar is recycled in the cooperation and pins the second arm-tie, can keep the gap can not appearing between same row of truss building carrier plates in the work progress, further improved installation quality, and the simple and convenient installation.

Drawings

FIG. 1 is a top view of the present invention as a whole;

FIG. 2 is a top view of the truss structure of the present invention;

FIG. 3 is an enlarged view of a portion of the invention at A in FIG. 2;

FIG. 4 is a schematic structural view of the connecting frame of the present invention;

FIG. 5 is a perspective view of a floor deck structure according to the present invention;

FIG. 6 is a perspective view of a first strap configuration of the present invention;

FIG. 7 is a bottom perspective view of the alignment sleeve of the present invention;

FIG. 8 is a partial schematic view of the transverse splicing of the floor decks of the present invention;

FIG. 9 is a front view of a second pulling plate of the present invention;

FIG. 10 is a front view of the U-shaped bayonet of the present invention.

In the figure, 1-floor bearing plate, 2-truss, 21-underframe, 22-tripod, 23-first ferrule, 24-connecting steel bar, 3-first bolt fixing block, 4-locating sleeve, 5-first pulling plate, 6-second bolt fixing block, 7-connecting frame, 71-second ferrule, 72-connecting strip, 73-third ferrule, 74-locating bolt, 8-warped edge, 9-clamping groove, 10-clamping block, 11-hook groove, 12-groove, 13-second pulling plate, 14-square groove, 15-U-shaped inserted bar and 16-jack.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-2, an embodiment of the present invention provides a technical solution: a steel bar truss separating type prefabricated truss floor bearing plate system comprises a floor bearing plate 1 and a truss 2, wherein the truss 2 is fixedly connected to the top of the floor bearing plate 1, the truss 2 comprises an underframe 21, the front side and the rear side of the top of the underframe 21 are fixedly connected with triangular supports 22, a first ferrule 23 is fixedly connected between the tops of the front triangular support 22 and the rear triangular support 22, a connecting steel bar 24 penetrates through the first ferrule 23, the front side and the rear side of the underframe 21 are fixedly connected with first bolt fixing blocks 3, the top of the floor bearing plate 1 is fixedly connected with a positioning sleeve 4 outside the first bolt fixing blocks 3, a first pulling plate 5 is sleeved outside the underframe 21 and on the left side of the positioning sleeve 4, a second bolt fixing block 6 is fixedly connected to the right side of the first pulling plate 5 and on the top of the positioning sleeve 4, the second bolt fixing block 6 is fixedly connected between the positioning sleeve 4 and the first bolt fixing block 3 through, can draw two truss building carrier plates that parallel together through setting up first arm-tie 5, can avoid two truss building carrier plates that parallel to shift, simultaneously between second bolt fastening piece 6 on the first arm-tie 5 and the first bolt fastening piece 3 on chassis 21 and the position sleeve 4 on the building carrier plate 1, together through a bolt fastening, fixed three is simple to operate not only simultaneously, it is fixed to have replaced the welding mode simultaneously, the later stage of being convenient for is dismantled and is recycled, also can guarantee joint strength.

Referring to fig. 3-4, the left and right sides of the bottom frame 21 are fixedly connected to the two ends of the connecting steel bars 24 by the connecting frames 7, the connecting frames 7 include second ferrules 71, the second ferrules 71 are sleeved outside the two sides of the bottom frame 21, the tops of the second ferrules 71 are fixedly connected with connecting bars 72, the top ends of the connecting bars 72 are fixedly connected with third ferrules 73, the third ferrules 73 are sleeved outside the connecting steel bars 24, the tops of the third ferrules 73 are connected with positioning bolts 74 by screw threads, and the bottom ends of the positioning bolts 74 are pressed against the surfaces of the connecting steel bars 24, the connecting steel bars 24 are installed by arranging the first ferrules 23 and the connecting frames 7, so that the connecting steel bars 24 are detachable and convenient to recycle, and for the same row of different numbers of truss floor decks, the connecting steel bars 24 with different lengths can be selected to be integrally connected or connected two by two to be connected together, so that the same row of truss floor decks are not, the splicing is tight and firm.

Please refer to fig. 5, one side of the long edge of the floor bearing plate 1 is provided with a tilting edge 8, and the tilting height of the tilting edge 8 is equal to the thickness of the floor bearing plate 1, a clamping groove 9 is provided inside the tilting edge 8, one side of the top of the floor bearing plate 1 far away from the clamping groove 9 is fixedly connected with a clamping block 10 matched with the clamping groove 9, at least three groups of clamping grooves 9 and clamping blocks 10 are distributed at equal intervals, through the arrangement of the clamping groove 9 and the clamping block 10 on the floor bearing plate 1, the adjacent two floor bearing plates 1 in the same row are mutually clamped on the basis of the lap joint, the left and right dislocation is avoided, and the quality of the integral.

Referring to fig. 6-7, hook grooves 11 adapted to the chassis 21 are formed on both sides of the bottom of the first pulling plate 5, the distance between the two hook grooves 11 is the distance between two adjacent sides of the chassis 21 in the same row, a groove 12 adapted to the raised edge 8 is formed in the middle of the bottom of the first pulling plate 5, and an opening is formed in the left side of the positioning sleeve 4.

Referring to fig. 8-10, the second pulling plate 13 is sleeved outside the connecting bar 72, square grooves 14 matched with the connecting bar 72 are formed in two sides of the bottom of the second pulling plate 13, the distance between the two square grooves 14 is the distance between two groups of connecting bars 72 in the same row, the U-shaped inserting rod 15 is sleeved outside the connecting steel bar 24, the inserting hole 16 is formed in the middle of the inside of the second pulling plate 13, two ends of the U-shaped inserting rod 15 are clamped with the inner surface of the inserting hole 16, the second pulling plate 13 is connected with the connecting bar 72 on two adjacent connecting frames 7 in the same row, so that two groups of truss floor support plates can be indirectly pulled together, the second pulling plate 13 is locked by the U-shaped inserting rod 15, a gap can be prevented from being formed between the same row of truss floor support plates in the construction process, the installation quality is further improved, and the installation mode is simple and convenient.

step one, splicing floor support plates 1: firstly, a plurality of floor bearing plates 1 are put on the ground and spliced, so that one side of a raised edge 8 of one floor bearing plate 1 is lapped on one horizontal side of the other floor bearing plate 1 during splicing, and meanwhile, a clamping groove 9 of the floor bearing plates 1 and a clamping block 10 of the floor bearing plates are clamped;

step two, mounting of the underframe 21: after splicing, putting the underframe 21 on the floor support plate 1, pushing the underframe to one side, sliding the first bolt fixing block 3 on the underframe 21 into the positioning sleeve 4 from the opening of the positioning sleeve 4, buckling the first pulling plate 5 on one side adjacent to two underframe 21 in the same row, keeping the screw hole of the second bolt fixing block 6 aligned with the first bolt fixing block 3 and the positioning sleeve 4, and then screwing the three by using bolts;

step three, installing the connecting steel bars 24: after the underframe 21 is fixed, the appropriate connecting steel bars 24 are selected to penetrate into the third ferrule 73 and the first ferrule 23, the tripods 22 on the two adjacent groups of underframe 21 in the same row are connected together, then the connecting steel bars 24 are fixed on the third ferrule 73 by the positioning bolts 74, then the second pulling plate 13 is buckled on the connecting strips 72 of the two groups of connecting frames 7 from the side surface, then the connecting steel bars 24 above are sleeved by the U-shaped inserting rods 15, and the connecting rods are downwards clamped into the jacks 16 of the second pulling plate 13, so that the installation of the truss floor bearing plate can be completed.

Be interference fit between U type inserted bar 15 and the jack 16, when installing U type inserted bar 15, strike jack 16 with U type inserted bar 15 with the instrument in, connecting reinforcement 24's length is the multiple of 1 length of building carrier plate, keeps a connecting reinforcement 24 to connect two truss building carrier plates simultaneously during the installation.

And those not described in detail in this specification are well within the skill of those in the art.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a prefabricated truss floor carrier plate system of steel bar truss disconnect-type, includes floor carrier plate (1) and truss (2), truss (2) fixed connection is at the top of floor carrier plate (1), its characterized in that: the truss (2) comprises an underframe (21), the front side and the rear side of the top of the underframe (21) are both fixedly connected with a tripod (22), and a first ferrule (23) is fixedly connected between the tops of the front and rear groups of tripods (22), a connecting steel bar (24) penetrates through the first ferrule (23), first bolt fixing blocks (3) are fixedly connected to the front side and the rear side of the underframe (21), the top of the floor bearing plate (1) and the outer part of the first bolt fixing block (3) are fixedly connected with a positioning sleeve (4), a first pulling plate (5) is sleeved outside the bottom frame (21) and on the left side of the positioning sleeve (4), a second bolt fixing block (6) is fixedly connected to the right side of the first pulling plate (5) and positioned at the top of the positioning sleeve (4), and the second bolt fixing block (6), the positioning sleeve (4) and the first bolt fixing block (3) are fixedly connected through bolts.

2. The steel bar truss split type prefabricated truss floor deck system according to claim 1, wherein: all through link (7) fixed connection between the left and right sides of chassis (21) and the both ends of connecting reinforcement (24), link (7) include second lasso (71), the outside in chassis (21) both sides is established to second lasso (71) cover.

3. The steel bar truss split type prefabricated truss floor deck system according to claim 2, wherein: the top of the second ferrule (71) is fixedly connected with a connecting strip (72), the top end of the connecting strip (72) is fixedly connected with a third ferrule (73), the third ferrule (73) is sleeved outside the connecting steel bar (24), the top of the third ferrule (73) is in threaded connection with a positioning bolt (74), and the bottom end of the positioning bolt (74) is in compression joint with the surface of the connecting steel bar (24).

4. The steel bar truss split type prefabricated truss floor deck system according to claim 1, wherein: one side on the long limit of building carrier plate (1) is provided with sticks up limit (8), and sticks up the thickness that highly equals building carrier plate (1) of limit (8) perk.

5. The steel bar truss split type prefabricated truss floor deck system according to claim 4, wherein: draw-in groove (9) have been seted up to the inside on stick up limit (8), one side fixedly connected with and draw-in groove (9) looks adaptation fixture block (10) are just kept away from at the top of floor carrier plate (1), draw-in groove (9) and fixture block (10) equidistance distribution have three at least groups.

6. The steel bar truss split type prefabricated truss floor deck system according to claim 1, wherein: hook groove (11) with chassis (21) looks adaptation are all seted up to the both sides of first arm-tie (5) bottom, recess (12) with stick up limit (8) looks adaptation are seted up to the centre of first arm-tie (5) bottom, the opening has been seted up in the left side of position sleeve (4).

7. The steel bar truss split type prefabricated truss floor deck system according to claim 3, wherein: the outside cover of connecting strip (72) is equipped with second arm-tie (13), and square groove (14) with connecting strip (72) looks adaptation are all seted up to the both sides of second arm-tie (13) bottom, the outside cover of connecting reinforcement (24) is equipped with U type inserted bar (15), jack (16) have been seted up to the inside centre of second arm-tie (13), and the both ends of U type inserted bar (15) all with the internal surface joint of jack (16).

8. The utility model provides an installation method of prefabricated truss floor carrier plate system of steel bar truss disconnect-type which characterized in that: the method specifically comprises the following steps:

step one, splicing floor bearing plates (1): firstly, a plurality of floor bearing plates (1) are put on the ground and spliced, so that one side of a raised edge (8) of each floor bearing plate (1) is arranged on one horizontal side of the other floor bearing plate (1) during splicing, and meanwhile, clamping grooves (9) of the floor bearing plates and clamping blocks (10) are clamped;

step two, mounting of the underframe (21): after splicing, putting the underframe (21) on the floor bearing plate (1), pushing the underframe to one side, sliding a first bolt fixing block (3) on the underframe (21) into a positioning sleeve (4) from an opening of the positioning sleeve (4), buckling a first pulling plate (5) on one side adjacent to two underframe (21) in the same row, keeping the alignment of a screw hole of a second bolt fixing block (6) on the first pulling plate and the positioning sleeve (4) with the first bolt fixing block (3), and then screwing the three by using bolts;

step three, installing connecting steel bars (24): after the underframe (21) is fixed, a proper connecting steel bar (24) is selected to penetrate into the third ferrule (73) and the first ferrule (23), the tripods (22) on two adjacent groups of underframe (21) in the same row are connected together, then the connecting steel bar (24) is fixed on the third ferrule (73) by using a positioning bolt (74), then the second pulling plate (13) is buckled on the connecting strips (72) of the two groups of connecting frames (7) from the side surface, then the connecting steel bar (24) above is sleeved by using a U-shaped inserting rod (15) and is downwards clamped into the inserting hole (16) of the second pulling plate (13), and the installation of the truss floor bearing plate can be completed.

9. The method for installing the steel bar truss separated type prefabricated truss floor deck system according to claim 8, wherein the method comprises the following steps: in the third step, the U-shaped inserted bar (15) is in interference fit with the jack (16), and when the U-shaped inserted bar (15) is installed, a tool is used for knocking the U-shaped inserted bar (15) into the jack (16).

10. The method for installing the steel bar truss separated type prefabricated truss floor deck system according to claim 8, wherein the method comprises the following steps: in the third step, the length of the connecting steel bar (24) is multiple of the length of the floor bearing plate (1), and one connecting steel bar (24) is kept to be connected with the two truss floor bearing plates simultaneously during installation.