阅读说明：本技术 一种混凝土楼板钢桁架结构 (Concrete floor steel truss structure ) 是由 不公告发明人 于 2019-10-17 设计创作，主要内容包括：本发明涉及桁架结构领域,具体的说是一种混凝土楼板钢桁架结构,包括固定框架,固定框架上设有若干安装板,安装板均呈V型结构,同侧相邻两个安装板之间均设有隔离机构,安装板的上端中部均设有第二卡槽,第二卡槽的内部均设有卡接有上弦钢筋,上弦钢筋的外部均设有第一挤压机构,安装板的上端两侧均设有第二插槽,安装板的两侧下端均固定连接有第二支板,第二支板的外部均设有固定机构。本发明的安装板都是固定在同一个固定框架上,且安装板的两侧均设置了固定机构,安装时,可利用固定机构的第一盖板和第一限位销轴将安装板两侧设置的第二支板固定在固定框架上,从而将安装板固定在固定框架上,提高了本发明的稳定性。(The invention relates to the field of truss structures, in particular to a concrete floor steel truss structure which comprises a fixed frame, wherein a plurality of mounting plates are arranged on the fixed frame, the mounting plates are all V-shaped structures, an isolation mechanism is arranged between every two adjacent mounting plates on the same side, a second clamping groove is formed in the middle of the upper end of each mounting plate, upper chord steel bars are clamped in the second clamping grooves, first extrusion mechanisms are arranged outside the upper chord steel bars, second inserting grooves are formed in two sides of the upper end of each mounting plate, second supporting plates are fixedly connected to the lower ends of two sides of each mounting plate, and fixing mechanisms are arranged outside the second supporting plates. The mounting plates are fixed on the same fixing frame, and the fixing mechanisms are arranged on the two sides of the mounting plates, so that the second support plates arranged on the two sides of the mounting plates can be fixed on the fixing frame by utilizing the first cover plate and the first limiting pin shaft of the fixing mechanisms during mounting, the mounting plates are fixed on the fixing frame, and the stability of the invention is improved.)

1. A concrete floor steel truss structure comprises a fixed frame (1) and is characterized in that a plurality of mounting plates (2) are arranged on the fixed frame (1), the mounting plates (2) are all V-shaped structures, an isolation mechanism (3) is arranged between every two adjacent mounting plates (2) on the same side, a second clamping groove (9) is formed in the middle of the upper end of each mounting plate (2), upper chord steel bars (10) are clamped in the second clamping grooves (9), a first extruding mechanism (5) is arranged outside each upper chord steel bar (10), second inserting grooves (11) are formed in two sides of the upper end of each mounting plate (2), second support plates (7) are fixedly connected to the lower ends of the two sides of each mounting plate (2), fixing mechanisms (4) are arranged outside each second support plate (7), two lower chord steel bars (14) are arranged on the two sides of each mounting plate (2), the outer portion of the lower chord steel bar (14) is provided with a second extruding mechanism (6), vertical plates (12) are fixedly connected to the two sides of the fixed frame (1), transverse plates (13) are fixedly connected to the upper ends of the vertical plates (12) close to the middle portion of the fixed frame (1), and the transverse plates (13) are in contact with the outer side walls of the adjacent mounting plates (2) on the sides close to the middle portion of the fixed frame (1).

2. A concrete floor steel truss structure according to claim 1 wherein: the isolation mechanism (3) comprises an isolation plate (31), two sides of the isolation plate (31) are both contacted with the outer side wall of the same-side mounting plate (2), the middle part of the lower end of the isolation plate (31) is fixedly connected with a rotating disc (32), the lower end of the rotating disc (32) is rotatably connected with a first fixing rod (33), the lower ends of two sides of the first fixing rod (33) are both provided with a sliding groove (34), the lower end of the first fixing rod (33) is both provided with a first slot (37), the lower end of the outer side wall of the first fixing rod (33) is both sleeved with a second fixing rod (35), two sides of the inner part of the second fixing rod (35) are both fixedly connected with a sliding block (36), the sliding blocks (36) are both slidably connected inside the same-side sliding groove (34), the lower end of the second fixing rod (35) is both sleeved with a clamping plate (311), and the, the upper end middle part of cardboard (311) all is equipped with logical groove, the equal fixed connection of lower extreme of cardboard (311) is on fixed frame (1), the equal fixedly connected with limiting plate (310) of lower extreme of second dead lever (35), limiting plate (310) all are located the inside of homonymy cardboard (311), distance between limiting plate (310) both sides all is greater than the distance that the homonymy led to between the groove both sides, distance between limiting plate (310) both sides and distance between the front and back side all are less than the distance that the homonymy led to between the groove front and back side.

3. A concrete floor steel truss structure as defined in claim 2 wherein: the equal fixedly connected with third dead lever (38) of inside upper end of first slot (37), the lower extreme of third dead lever (38) all contacts with the upper end of homonymy second dead lever (35), all overlap on the lateral wall of third dead lever (38) and be equipped with first compression spring (39), the equal fixed connection in inside upper end of homonymy first slot (37) in upper end of first compression spring (39), the equal fixed connection in upper end of homonymy second dead lever (35) in lower extreme of first compression spring (39).

4. A concrete floor steel truss structure according to claim 1 wherein: the fixing mechanism (4) comprises a first cover plate (41), the first cover plate (41) is of a concave structure, the first cover plate (41) is clamped on the second support plate (7) on the same side, a first limiting pin shaft (42) is inserted into the upper end of the first cover plate (41), and the lower end of the first limiting pin shaft (42) penetrates through the upper end of the first cover plate (41) on the same side and extends into the second support plate (7) on the same side.

5. A concrete floor steel truss structure according to claim 1 wherein: first extrusion mechanism (5) are including stripper plate (51), the lower extreme middle part of stripper plate (51) all is equipped with first draw-in groove (52), stripper plate (51) all through first draw-in groove (52) joint on homonymy upper chord reinforcing bar (10), the equal fixedly connected with picture peg (53) in lower extreme both sides of stripper plate (51), picture peg (53) all insert in the inside of homonymy second slot (11).

6. A concrete floor steel truss structure according to claim 5, wherein: one side of the inserting plate (53) far away from the second clamping groove (9) is inserted with a second limiting pin shaft (54), and one end of the second limiting pin shaft (54) far away from the second clamping groove (9) penetrates through the inner portion of the second slot (11) on the same side and extends to the outer portion of the mounting plate (2) on the same side.

7. A concrete floor steel truss structure according to claim 1 wherein: second extrusion mechanism (6) are including card lid (61), card lid (61) all are the arc type structure, the equal joint of card lid (61) is on homonymy lower chord reinforcing bar (14), the first extension board (62) of the equal fixedly connected with in upper and lower end of card lid (61), the equal joint in outside of first extension board (62) has second apron (63), second apron (63) all are concave type structure, the equal fixed connection of second apron (63) is on the lateral wall of homonymy mounting panel (2).

8. A concrete floor steel truss structure according to claim 1 wherein: the inside of mounting panel (2) all is equipped with second compression spring (8), the equal fixed connection in both sides of second compression spring (8) is on the inside wall of homonymy mounting panel (2).

Technical Field

The invention relates to the field of truss structures, in particular to a concrete floor steel truss structure.

Background

The truss is a structure with a constant geometric shape, which is formed by triangular frames formed by straight bars, and the types of the truss are various, and the concrete floor truss is one of the trusses.

Current concrete floor truss simple structure, all constitute by a plurality of reinforcing bars and triangular frame, during the use, the truss is mostly directly placed subaerial, when using the truss in the soft soil foundation, do not have other fixed knot to construct, stability is not good, there is not stable structure between the triangular frame of truss, during the concrete is poured to the back, the off normal takes place easily to the triangular frame, the reinforcing bar of truss is mostly the binding that utilizes iron wire class is fixed on the triangular frame, operation process is comparatively troublesome, and insecure.

Disclosure of Invention

Aiming at the problems in the prior art, the invention provides a concrete floor steel truss structure.

The technical scheme adopted by the invention for solving the technical problems is as follows: a concrete floor steel truss structure comprises a fixed frame, wherein a plurality of mounting plates are arranged on the fixed frame, the mounting plates are all V-shaped structures, an isolation mechanism is arranged between every two adjacent mounting plates on the same side, a second clamping groove is formed in the middle of the upper end of each mounting plate, upper chord steel bars are clamped and connected inside the second clamping groove, a first extrusion mechanism is arranged outside the upper chord steel bars, second slots are formed in two sides of the upper end of each mounting plate, a second support plate is fixedly connected to the lower ends of two sides of each mounting plate, a fixing mechanism is arranged outside each second support plate, two lower chord steel bars are arranged on two sides of each mounting plate, a second extrusion mechanism is arranged outside each lower chord steel bar, vertical plates are fixedly connected to two sides of the fixed frame, and transverse plates are fixedly connected to the upper ends of the vertical plates, which are close to the middle of the fixed frame, one side of the transverse plate close to the middle of the fixed frame is in contact with the outer side wall of the adjacent mounting plate.

Specifically, the isolation mechanism comprises an isolation plate, two sides of the isolation plate are both contacted with the outer side wall of the mounting plate at the same side, the middle part of the lower end of the isolation plate is fixedly connected with a rotating disc, the lower end of the rotating disc is rotatably connected with a first fixed rod, the lower ends of the two sides of the first fixed rod are both provided with a chute, the lower end of the first fixed rod is provided with a first slot, the lower end of the outer side wall of the first fixed rod is sleeved with a second fixed rod, the two sides of the inside of the second fixed rod are both fixedly connected with a sliding block, the sliding blocks are both slidably connected with the insides of the chutes at the same side, the lower end of the second fixed rod is sleeved with a clamping plate, the clamping plate is in a concave structure, the middle part of the upper end of the clamping plate is provided with a through groove, the limiting plates are located inside the clamping plates on the same side, the distance between the two sides of each limiting plate is larger than the distance between the two sides of the through groove on the same side, and the distance between the two sides of each limiting plate and the distance between the front side and the rear side are smaller than the distance between the front side and the rear side of the through groove on the same side.

Specifically, the equal fixedly connected with third dead lever in inside upper end of first slot, the lower extreme of third dead lever all contacts with the upper end of homonymy second dead lever, all the cover is equipped with first compression spring on the lateral wall of third dead lever, the equal fixed connection in inside upper end of homonymy first slot in upper end of first compression spring, the equal fixed connection in upper end of homonymy second dead lever in lower extreme of first compression spring.

Specifically, fixed establishment includes first apron, first apron all is concave type structure, the equal joint of first apron is on homonymy second extension board, the upper end of first apron all is inserted and is equipped with first spacing round pin axle, the lower extreme of first spacing round pin axle all passes the upper end of homonymy first apron and all extends to the inside of homonymy second extension board.

Specifically, first extrusion mechanism includes the stripper plate, the lower extreme middle part of stripper plate all is equipped with first draw-in groove, the stripper plate all passes through first draw-in groove joint on the homonymy upper chord reinforcing bar, the equal fixedly connected with picture peg in the lower extreme both sides of stripper plate, the picture peg all inserts in the inside of homonymy second slot.

Specifically, one side of the plug board, which is far away from the second clamping groove, is inserted with a second limit pin shaft, and one end of the second limit pin shaft, which is far away from the second clamping groove, penetrates through the inner portion of the second slot on the same side and extends to the outer portion of the mounting plate on the same side.

Specifically, the second extrusion mechanism includes the card lid, the card lid all is the camber structure, the equal joint of card lid is on homonymy lower chord reinforcing bar, the equal first extension board of the equal fixedly connected with in upper and lower end of card lid, the equal joint in outside of first extension board has the second apron, the second apron all is concave type structure, the equal fixed connection of second apron is on the lateral wall of homonymy mounting panel.

Specifically, the inside of mounting panel all is equipped with second compression spring, the equal fixed connection in both sides of second compression spring is on the inside wall of homonymy mounting panel.

The invention has the beneficial effects that:

(1) according to the concrete floor steel truss structure, the mounting plate is fixed on the same fixed frame, the fixing mechanisms are arranged on two sides of the mounting plate, and when the concrete floor steel truss structure is installed, the first cover plate and the first limiting pin shaft of the fixing mechanisms can be used for fixing the second support plates arranged on two sides of the mounting plate on the fixed frame, so that the mounting plate is fixed on the fixed frame, the stability of the concrete floor steel truss structure is improved, and the problems that the existing concrete floor steel truss structure is simple, the existing concrete floor steel truss structure is composed of a plurality of reinforcing steel bars and a triangular frame, and when the concrete floor steel truss structure is used, the truss is mostly directly placed on the ground, other fixing structures are not available, and.

(2) According to the concrete floor steel truss structure, the isolation mechanism is arranged between the two adjacent mounting plates, during mounting, the isolation plate of the isolation mechanism can be abutted between the two adjacent mounting plates, and the transverse plate can be abutted on the outer side wall of the adjacent mounting plate, so that the mounting plates can be prevented from deviating during pouring concrete, the problem that no stable structure exists between triangular frames of the truss, and the triangular frames are prone to deviating during pouring concrete is solved.

(3) According to the concrete floor steel truss structure, the first extrusion mechanism is arranged outside the upper chord steel bar, the second extrusion mechanism is arranged outside the lower chord steel bar, during installation, the upper chord steel bar can be fixed on the mounting plate through the extrusion plate of the first extrusion mechanism, the lower chord steel bar is fixed on the mounting plate through the clamping cover of the second extrusion mechanism, the installation process is convenient and firm, and the problems that the steel bars of the truss are mostly fixed on the triangular frame through binding objects such as iron wires, the operation process is troublesome and the operation process is not firm are solved.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a cut-away view of a concrete floor steel truss structure provided in the present invention;

FIG. 2 is a view of the area A in FIG. 1 illustrating a concrete floor steel truss according to the present invention;

FIG. 3 is a view of the area B in FIG. 1 illustrating a concrete floor steel truss according to the present invention;

FIG. 4 is a view of the area C in FIG. 1 illustrating a concrete floor steel truss according to the present invention;

FIG. 5 is a schematic structural view of a concrete floor steel truss structure mounting plate according to the present invention;

fig. 6 is a schematic structural diagram of a concrete floor steel truss structure fixing frame provided by the invention.

In the figure: 1. a fixed frame; 2. mounting a plate; 3. an isolation mechanism; 31. a separator plate; 32. rotating the disc; 33. a first fixing lever; 34. a chute; 35. a second fixing bar; 36. a slider; 37. a first slot; 38. a third fixing bar; 39. a first compression spring; 310. a limiting plate; 311. clamping a plate; 4. a fixing mechanism; 41. a first cover plate; 42. a first limit pin shaft; 5. a first pressing mechanism; 51. a pressing plate; 52. a first card slot; 53. inserting plates; 54. a second limit pin shaft; 6. a second extrusion mechanism; 61. a cover is clamped; 62. a first support plate; 63. a second cover plate; 7. a second support plate; 8. a second compression spring; 9. a second card slot; 10. upper chord steel bars; 11. a second slot; 12. a vertical plate; 13. a transverse plate; 14. and (5) lower chord steel bars.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1-6, the concrete floor steel truss structure of the invention comprises a fixed frame 1, wherein a plurality of mounting plates 2 are arranged on the fixed frame 1, the mounting plates 2 are both V-shaped, an isolation mechanism 3 is arranged between two adjacent mounting plates 2 on the same side, a second clamping groove 9 is arranged in the middle of the upper end of each mounting plate 2, an upper chord steel bar 10 is clamped in the second clamping groove 9, a first extrusion mechanism 5 is arranged outside each upper chord steel bar 10, second slots 11 are arranged on both sides of the upper end of each mounting plate 2, second support plates 7 are fixedly connected to the lower ends of both sides of each mounting plate 2, a fixing mechanism 4 is arranged outside each second support plate 7, two lower chord steel bars 14 are arranged on both sides of each mounting plate 2, and a second extrusion mechanism 6 is arranged outside each lower chord steel bar 14, the fixing frame comprises a fixing frame body 1 and is characterized in that vertical plates 12 are fixedly connected to two sides of the fixing frame body 1, transverse plates 13 are fixedly connected to the upper ends of the vertical plates 12 close to the middle of the fixing frame body 1, and the transverse plates 13 are in contact with the outer side walls of the adjacent mounting plates 2 on the sides close to the middle of the fixing frame body 1.

Specifically, the isolation mechanism 3 includes an isolation plate 31, both sides of the isolation plate 31 are in contact with the outer side walls of the mounting plates 2 on the same side, the middle of the lower end of the isolation plate 31 is fixedly connected with a rotating disc 32, the lower end of the rotating disc 32 is rotatably connected with a first fixing rod 33, both lower ends of both sides of the first fixing rod 33 are provided with sliding grooves 34, the lower end of the first fixing rod 33 is provided with a first slot 37, the lower end of the outer side wall of the first fixing rod 33 is sleeved with a second fixing rod 35, both sides of the inside of the second fixing rod 35 are fixedly connected with sliding blocks 36, the sliding blocks 36 are slidably connected to the inside of the sliding grooves 34 on the same side, the lower end of the second fixing rod 35 is sleeved with a clamping plate 311, the clamping plates 311 are both in a concave structure, the middle of the upper end of the clamping plate 311 is provided with a through, the equal fixedly connected with limiting plate 310 of lower extreme of second dead lever 35, limiting plate 310 all is located the inside of homonymy cardboard 311, distance between the limiting plate 310 both sides all is greater than the distance that the homonymy led to between the groove both sides, distance between the limiting plate 310 both sides and distance between the front and back side all are less than the distance that the homonymy led to between the groove front and back side, and division board 31 supports two adjacent mounting panels 2, and mounting panel 2 takes place the off normal when preventing to pour the concrete.

Specifically, the equal fixedly connected with third dead lever 38 in inside upper end of first slot 37, the lower extreme of third dead lever 38 all contacts with the upper end of homonymy second dead lever 35, all overlap on the lateral wall of third dead lever 38 and be equipped with first compression spring 39, the equal fixed connection in inside upper end of homonymy first slot 37 in upper end of first compression spring 39's upper end, the equal fixed connection in upper end of homonymy second dead lever 35 of lower extreme of first compression spring 39 is convenient for fix the position of division board 31, and division board 31 removes when preventing to pour the concrete backward.

Specifically, the fixing mechanism 4 includes first cover plates 41, the first cover plates 41 are both of a concave structure, the first cover plates 41 are both clamped on the second support plate 7 on the same side, first limit pin shafts 42 are inserted into the upper ends of the first cover plates 41, and the lower ends of the first limit pin shafts 42 all penetrate through the upper ends of the first cover plates 41 on the same side and all extend into the second support plate 7 on the same side, so that the mounting plate 2 is fixed on the fixing frame 1, and the stability of the fixing mechanism is improved.

Specifically, first extrusion mechanism 5 includes stripper plate 51, stripper plate 51's lower extreme middle part all is equipped with first draw-in groove 52, stripper plate 51 all passes through first draw-in groove 52 joint on homonymy upper chord reinforcing bar 10, the equal fixedly connected with picture peg 53 in stripper plate 51's lower extreme both sides, picture peg 53 all inserts in the inside of homonymy second slot 11, is convenient for fix upper chord reinforcing bar 10 on mounting panel 2.

Specifically, one side of the inserting plate 53, which is far away from the second clamping groove 9, is inserted with a second limiting pin 54, one end of the second limiting pin 54, which is far away from the second clamping groove 9, penetrates through the inside of the second slot 11 on the same side and extends to the outside of the mounting plate 2 on the same side, so that the inserting plate 53 can be fixed inside the second slot 11 on the same side, and the upper chord steel bar 10 can be fixed.

Specifically, second extrusion mechanism 6 includes the card lid 61, the card lid 61 all is the arc type structure, the equal joint of card lid 61 is on homonymy lower chord reinforcing bar 14, the first support plate 62 of the equal fixedly connected with in upper and lower end of card lid 61, the equal joint in outside of first support plate 62 has second apron 63, second apron 63 all is concave type structure, the equal fixed connection of second apron 63 is on the lateral wall of homonymy mounting panel 2, is convenient for fix lower chord reinforcing bar 14 on mounting panel 2.

Specifically, the inside of mounting panel 2 all is equipped with second compression spring 8, the equal fixed connection in both sides of second compression spring 8 is on the inside wall of homonymy mounting panel 2, is convenient for extrude homonymy mounting panel 2, inserts the inside at the first apron 41 of homonymy with second extension board 7.

When in use, the fixed frame 1 is placed on the ground, the mounting plate 2 is grasped by hands, the mounting plate 2 is pressed inwards, the inner side wall of the mounting plate 2 continuously presses the second compression spring 8 until the distance between the second support plates 7 is smaller than the distance between the first cover plates 41, then the mounting plate 2 in the pressing state is placed between the first cover plates 41, then the mounting plate 2 is released slowly, the mounting plate 2 can be restored to the original state under the elastic action of the second compression spring 8 and the mounting plate 2, the second support plates 7 are inserted into the first cover plates 41 on the same side, the second support plates 7 are fixed in the first cover plates 41 on the same side by the first limit pin shafts 42, then the steps are repeated to mount other mounting plates 2 on the fixed frame 1, and the upper chord steel bar 10 is clamped in the second clamping groove 9 on one of the mounting plates 2, clamping the extrusion plate 51 on the upper chord steel bar 10, inserting the insertion plate 53 into the second slot 11 on the same side, fixing the insertion plate 53 in the second slot 11 on the same side through the second limit pin 54, fixing the upper chord steel bar 10 on the mounting plate 2, pressing the lower chord steel bar 14 on the outer side wall of the mounting plate 2 between the two second cover plates 63 on the same side, clamping the clamping cover 61 on the lower chord steel bar 14, simultaneously pressing the second cover plates 63 until the distance between the first support plates 62 is smaller than the distance between the two second cover plates 63, when the clamping cover 61 is completely clamped on the lower chord steel bar 14, loosening the second cover plates 63, under the elastic action of the second cover plates 63, the first support plates 62 can be extruded into the second cover plates 63 on the same side, the lower chord steel bar 14 can be fixed on the mounting plate 2, repeating the above steps, mounting other lower chord steel bars 14, clamping the isolation plate 31 between the two adjacent mounting plates 2, when the both sides of division board 31 support on the lateral wall of homonymy mounting panel 2, downwardly extending second dead lever 35, when limiting plate 310 is located the inside of homonymy cardboard 311, first compression spring 39 is in compression state this moment, through the rotatory 90 degrees of second dead lever 35 with first dead lever 33, loosen second dead lever 35, under first compression spring 39's elastic action, limiting plate 310 can be blocked in the inside of cardboard 311, thereby support two adjacent mounting panels 2, and the diaphragm 13 of fixed frame 1 both sides setting can support adjacent mounting panel 2, pour the last concrete backward can.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the embodiments and descriptions given above are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the claims. The scope of the invention is defined by the appended claims and equivalents thereof.