Steel springboard fixing structure

Abstract

The utility model relates to the technical field of building construction, and discloses a steel springboard fixing structure which comprises a mounting piece, connecting pieces, a limiting piece and a fixing clamp, at least two connecting pieces are arranged at the bottom of the mounting piece, and the upper portion of each connecting piece is arranged on the mounting piece in a sliding mode in the length direction of an upper chord of a steel roof; a limiting piece for limiting the sliding of the connecting piece is arranged on the mounting piece; a fixing clamp is fixedly mounted at the bottom of each connecting piece, and the fixing clamps are detachably connected with the upper chord of the steel roof; a steel springboard is placed between the two connecting pieces, and the steel springboard is pressed by the mounting pieces. The mounting piece is extruded on the upper surface of the steel springboard, meanwhile, the connecting pieces are clamped on the two outer sides of the steel springboard, and the steel springboard and the upper chord are connected more stably and reliably through extrusion fixing of the mounting piece and clamping fixing of the connecting pieces; the connecting structure is simple in structure and convenient to install, and solves the technical problem that reliable connection cannot be formed between the upper chord and the steel springboard due to the fact that the upper chord and the steel springboard are connected through an iron wire in the prior art.

Description

TECHNICAL FIELD

[0001] The utility model relates to building construction technical field, in particular to a steel jump board fixed structure. BACKGROUND

[0002] At present, in the steel structure roof engineering, for the convenience of construction personnel on the roof construction operation, usually fixedly install steel jump board on the top chord of steel structure roof cover, as the station point of the temporary passage of construction personnel, facilitate construction personnel to walk on the roof, transport materials and construction operation etc. Steel jump board and the top chord of steel structure roof cover are fixedly connected through iron wire, along with the frequent movement of personnel in the construction process, the collision when material handling, lead to the loosening of the iron wire binding place, at the same time, the bearing capacity of iron wire is lower, under the continuous action of high strength load of personnel movement, material transport and construction operation etc. Iron wire will appear fracture, the loosening and fracture of above-mentioned iron wire make steel jump board and the top chord between unable to form reliable connection, reduced the structural safety of steel jump board, cannot guarantee the safe construction of construction personnel. CONTENT

[0003] The utility model solves the technical problem in the prior art that iron wire connection top chord and steel jump board appear loosening or fracture, lead to the top chord and steel jump board between unable to form reliable connection, reduced the structural safety of steel jump board, cannot guarantee the safe construction of construction personnel.

[0004] In order to solve the above technical problem, the utility model provides a steel jump board fixed structure, including:

[0005] Mounting piece;

[0006] Connecting piece, the bottom of mounting piece is provided with at least two connecting pieces, and the upper portion of each connecting piece is slidably arranged on the mounting piece along the length direction of the top chord of steel roof cover;

[0007] Limiting piece, the limiting piece for limiting the sliding of connecting piece is arranged on the mounting piece;

[0008] Fixed clamp, the bottom of each connecting piece is fixedly installed with fixed clamp, and the fixed clamp is detachably connected with the top chord of steel roof cover;

[0009] The steel jump board is placed between the two connecting pieces, and the mounting piece compresses the steel jump board.

[0010] Preferably, the fixed clamp includes a first clamping piece and a second clamping piece, the first clamping piece has a first protruding section, and the second clamping piece has a second protruding section;

[0011] The edge of the first clamping piece and the edge of the second clamping piece are detachably connected, and the top chord of steel roof cover is inserted into the space formed by the first protruding section and the second protruding section.

[0012] Preferably, the first and second convex segments are circular arcs, the first and second convex segments are oppositely arranged, and the first and second convex segments oppositely arranged form a circular space.

[0013] Preferably, the edges of the first and second clamping pieces are detachably connected by bolts.

[0014] Preferably, the mounting piece is provided with a first groove extending along the length direction of the upper chord of the steel roof, and the first groove penetrates the mounting piece along the width direction of the upper chord of the steel roof.

[0015] The bottom of the mounting piece is provided with a second groove extending along the length direction of the upper chord of the steel roof, and the second groove is in communication with the first groove.

[0016] A sliding piece is slidably installed in the first groove, and the top of each connecting piece is fixedly installed on the sliding piece through the second groove.

[0017] Preferably, the sliding piece is a screw rod, and the limiting piece is a fixed nut threadedly connected with the screw rod.

[0018] The screw rod penetrates the first groove and is threadedly connected with the fixed nut, and the top of each connecting piece is fixedly installed on the screw rod through the second groove.

[0019] Preferably, each connecting piece comprises two vertically spaced connecting plates, and the second groove comprises two parallel and spaced sliding grooves.

[0020] The top of each connecting plate is fixedly installed on the screw rod through the sliding groove, and the bottom of each connecting plate is fixedly connected with the first convex segment.

[0021] Preferably, the top of the mounting piece is provided with a third groove extending along the length direction of the upper chord of the steel roof, and the third groove is in communication with the first groove and the second groove.

[0022] A roller is arranged in the third groove, and the roller is rotatably connected with the screw rod so as to roll at the bottom of the third groove.

[0023] Preferably, the roller is arranged between the two connecting plates.

[0024] Preferably, the interval distance between the two connecting pieces is an integer multiple of the width of the steel jump plate.

[0025] Compared with the prior art, the steel jump plate fixing structure has the following beneficial effects:

[0026] The utility model embodiment of a kind of steel springboard fixed structure, including mounting piece, connecting piece, limit piece and fixed clamp, wherein connecting piece is slidably installed at the bottom of mounting piece, fixed clamp is fixedly installed at the bottom of connecting piece, limit piece is fixedly installed on mounting piece for limiting the sliding of connecting piece.In use, first open limit piece, so that each connecting piece can slide along the length direction of top chord, then adjust the interval distance between each connecting piece according to the width of steel springboard, so that each connecting piece is abutted on the two outer sides of one or more steel springboard, and adjust limit piece to limit the sliding of connecting piece, then open fixed clamp, and clamp top chord in fixed clamp, realize the fixed connection of steel springboard fixed structure and top chord.

[0027] After installation, the steel springboard fixed structure, the mounting piece is extruded on the upper surface of steel springboard, increase the friction between steel springboard and top chord, limit the horizontal and vertical movement of steel springboard end portion;Connecting piece is clamped on the two outer sides of steel springboard at the same time, limit the movement of steel springboard in the length direction of top chord, the extrusion and fixation of mounting piece and the clamping of connecting piece make the connection of steel springboard and top chord more stable and reliable, solve the technical problem that the existing technology appears loose or fracture when connecting top chord and steel springboard by iron wire, leading to the reliable connection between top chord and steel springboard;The sliding design of connecting piece on mounting piece makes steel springboard fixed structure applicable to steel springboard of different width, improve the applicability of the fixed structure;The utility model embodiment is simple in structure and convenient to install, not only can realize the reliable connection of steel springboard and top chord, but also the fixed structure can be mass-produced in factory, directly fixed and installed during construction, improve construction efficiency and reduce construction difficulty. BRIEF DESCRIPTION OF DRAWINGS

[0028] Figure 1 It is the front view of the utility model embodiment;

[0029] Figure 2 It is the top view of the utility model embodiment;

[0030] Figure 3 It is the A-A section view of the utility model embodiment;

[0031] Figure 4 It is the B-B section view of the utility model embodiment.

[0032] In the drawing, 1, mounting piece;2, connecting piece;3, fixed nut;4, fixed clamp;4a, first clamping piece;41a, first protruding section;4b, second clamping piece;41b, second protruding section;5, bolt;6, first recess;7, screw;8, gasket;9, third recess;10, roller;11, second recess;11a, sliding slot;12, mounting nut. DETAILED DESCRIPTION

[0033] The specific embodiments of this utility model will be described in further detail below with reference to the accompanying drawings and examples. The following examples are used to illustrate this utility model, but are not intended to limit its scope.

[0034] In the description of this utility model, it should be understood that the terms "upper", "lower", "vertical", "horizontal", "bottom", "inner", "outer" and other terms used in this utility model to indicate the orientation or positional relationship are based on the orientation or positional relationship shown in the accompanying drawings, and are only for the convenience of describing this utility model and simplifying the description, and are not intended to indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this utility model.

[0035] It should be understood that the terms "first," "second," etc., are used in this utility model to describe various information, but this information should not be limited to these terms. These terms are only used to distinguish information of the same type from each other. For example, without departing from the scope of this utility model, "first" information can also be called "second" information, and similarly, "second" information can also be called "first" information.

[0036] In the description of this utility model, it should be noted that, unless otherwise explicitly specified and limited, the terms "connected" and "linked" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal connection of two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model based on the specific circumstances.

[0037] like Figures 1 to 4 As shown, a preferred embodiment of the steel scaffolding fixing structure of this utility model includes an mounting component 1, a connecting component 2, a limiting component 3, and a fixing clamp 4. At least two connecting components 2 are provided at the bottom of the mounting component 1, and the upper part of each connecting component 2 is slidably mounted on the mounting component 1 along the length direction of the upper chord of the steel roof. The mounting component 1 is also provided with a limiting component to restrict the sliding of the connecting component 2. A fixing clamp 4 is fixedly installed at the bottom of each connecting component 2, and the fixing clamp 4 is detachably connected to the upper chord of the steel roof. A steel scaffolding is placed between two connecting components 2, and the mounting component 1 presses the steel scaffolding against it. In use, first, the limiting component is opened, allowing each connecting component 2 to slide along the length direction of the upper chord. Then, the spacing between each connecting component 2 is adjusted according to the width of the steel scaffolding, so that each connecting component 2 abuts against the two outer sides of one or more steel scaffoldings, and the limiting component is adjusted to restrict the sliding of the connecting component 2. Afterward, the fixing clamp 4 is opened, and the upper chord is clamped in the fixing clamp 4, thus achieving a fixed connection between the steel scaffolding fixing structure and the upper chord of the steel roof.

[0038] The fixed structure of the steel jump board after installation, the installing part 1 is extruded on the upper surface of the steel jump board, the friction between the steel jump board and the upper chord is increased, and the horizontal and vertical movement of the end of the steel jump board is limited; meanwhile, the connecting part 2 is clamped on the two outer sides of the steel jump board, the movement of the steel jump board in the length direction of the upper chord is limited, the extrusion and fixation of the installing part 1 and the clamping of the connecting part 2 make the connection between the steel jump board and the upper chord more stable and reliable, and the technical problem that the existing technology cannot form reliable connection between the upper chord and the steel jump board due to loosening or fracture of the iron wire when connecting the upper chord and the steel jump board is solved.

[0039] Specifically, as shown in Figure 3 and Figure 4 In the embodiment of the utility model, the fixed clamp 4 includes first clamping piece 4a and second clamping piece 4b, first clamping piece 4a has first protruding section 41a, second clamping piece 4b has second protruding section 41b, first protruding section 41a and second protruding section 41b are directly bent and formed by each clamping piece, the edge of first clamping piece 4a and the edge of second clamping piece 4b are detachably connected, specifically, the edge of first clamping piece 4a and the edge of second clamping piece 4b are all provided with bolt hole, bolt 5 passes through the bolt hole of first clamping piece 4a and the bolt hole of second clamping piece 4b simultaneously to realize the detachable fixed connection of first clamping piece 4a and second clamping piece 4b, steel roof upper chord is inserted in the space formed by first protruding section 41a and second protruding section 41b, in order to guarantee that fixed clamp 4 is stably fixed on upper chord, the space section formed by first protruding section 41a and second protruding section 41b should match the cross section of steel roof upper chord, in the embodiment of the utility model, the cross section shape of upper chord is circular, so first protruding section 41a and second protruding section 41b are both arc-shaped, and the protruding directions of first protruding section 41a and second protruding section 41b are opposite, first protruding section 41a and second protruding section 41b are oppositely arranged to form the space with circular cross section, steel roof upper chord is inserted in the circular space, when upper chord is square tube or channel steel, the space section shape formed by first protruding section 41a and second protruding section 41b should be rectangular.

[0040] In use, unscrew bolt 5 to detach second clamping piece 4b, abut first protruding section 41a of first clamping piece 4a on the surface of upper chord at the same time, abut second protruding section 41b of second clamping piece 4b on the surface of upper chord on the opposite side of first clamping piece 4b, that is, upper chord is inserted in the space formed by first protruding section 41a and second protruding section 41b, then adjust bolt 5 to make first clamping piece 4a and second clamping piece 4b close to each other and clamp upper chord to realize the fixed connection of fixed clamp 4 and upper chord.

[0041] Specifically, as shown in Figures 1 to 4As shown, the mounting component 1 has a first groove 6 extending along the length of the upper chord of the steel roof. The first groove 6 penetrates the mounting component 1 along the width of the upper chord of the steel roof, that is, the first groove 6 is located on the left side of the mounting component 1 and extends horizontally to the right side of the mounting component 1. The bottom of the mounting component 1 has a second groove 11 extending along the length of the upper chord of the steel roof, and the second groove 11 communicates with the first groove 6. A sliding member is slidably installed in the first groove 6, and the top of each connecting member 2 passes through the second groove 11 and is fixedly installed on the sliding member. In this embodiment of the utility model, there are two connecting members 2 and two sliding members, where the sliding member is a screw 7 and the limiting member is a fixing nut 3 threadedly connected to the screw 7. The screw 7 passes through the first groove 6 and is threadedly connected to the fixing nut 3, and the tops of the two connecting members 2 pass through the second groove 11 and are fixedly installed on the screw 7.

[0042] Furthermore, such as Figure 3 and Figure 4 As shown, each connector 2 includes two vertically spaced connecting plates 2a, which are parallel to the length of the upper chord of the steel roof. The second groove 11 includes two parallel and spaced sliding grooves 11a. The tops of the two connecting plates 2a pass through the sliding grooves 11a and are fixedly installed on the screw rod 7. The bottoms of the two connecting plates 2a are fixedly connected to the first protruding section 41a.

[0043] Furthermore, to facilitate the smooth sliding of the connector 2, the top of the mounting component 1 is provided with a third groove 9 extending along the length of the upper chord of the steel roof. The third groove 9 communicates with the first groove 6 and the second groove 11. Two rollers 10 are provided within the third groove 9, each located at the center of one of the screws 7 and rotatably connected to the screw 7, allowing the rollers 10 to roll at the bottom of the third groove 9. In this embodiment of the invention, the rollers 10 employ inner and outer ring roller bearings. The roller bearings include an inner ring bearing and an outer ring bearing. The inner ring bearing is fixedly connected to the screw 7, and the outer ring bearing is rotatably connected to the inner ring bearing.

[0044] Furthermore, such as Figure 4 As shown, each connecting piece 2a has a mounting hole on its top. During installation, the two connecting pieces 2a are respectively installed on both sides of the roller 10, and the screw 7 passes through the mounting holes of the roller 10 and each connecting piece 2a. A mounting bolt 12 is provided on the side of each connecting piece 2a away from the roller 10. A washer 8 is provided between the roller 10 and each connecting piece 2a. One side of the washer 8 abuts against the inner ring bearing of the roller 10, and the other side abuts against the connecting piece 2a. Tighten the mounting bolt 12 to squeeze the connecting piece 2a, so as to achieve a fixed connection between the connecting piece 2a and the screw 7.

[0045] Further, in order to increase the application range of the steel plank fixing structure, the interval distance of the two connecting pieces 2 is set as an integer multiple of the width of the steel plank, so that the fixing structure can fix one or more steel planks at the same time, improving the applicability of the embodiment of the utility model.

[0046] The working process of the utility model is as follows: after the steel plank is laid on the chord of the steel roof, the fixing bolt 3 is loosened, the screw rod 7 can drive each connecting piece 2 to slide along the length direction of the chord; then the interval distance between each connecting piece 2 is coarsely adjusted according to the width of the steel plank, so that all the steel planks are located between the two connecting pieces 2; then the bolt 5 is loosened to detach the second clamping piece 4b, the first protruding section 41a of the first clamping piece 4a is abutted on the surface of the chord, and each connecting piece 2 is slid horizontally, so that each connecting piece 2 is abutted on the outside of one or more steel planks, and then the fixing bolt 3 is tightened to limit the relative sliding between the mounting piece 1 and the connecting piece 2. Finally, the second protruding section 41b of the second clamping piece 4b is abutted on the surface of the chord opposite to the first clamping piece 4b, and then the bolt 5 is adjusted to make the first clamping piece 4a and the second clamping piece 4b close to each other and clamp the chord, so as to realize the fixed connection between the fixing structure and the chord.

[0047] In summary, the embodiment of the utility model provides a steel plank fixing structure, which comprises a mounting piece, a connecting piece, a limiting piece and a fixing clamp, wherein the connecting piece is slidably installed at the bottom of the mounting piece, the bottom of the connecting piece is fixedly installed with the fixing clamp, and the limiting piece is fixedly installed on the mounting piece to limit the sliding of the connecting piece. In use, first, the limiting piece is opened, so that each connecting piece can slide along the length direction of the chord, then the interval distance between each connecting piece is adjusted according to the width of the steel plank, so that each connecting piece is abutted on the two outer sides of one or more steel planks, and the limiting piece is adjusted to limit the sliding of the connecting piece, then the fixing clamp is opened, the chord is clamped in the fixing clamp, and the fixed connection between the steel plank fixing structure and the chord is realized.

[0048] The fixed structure of the steel jump board after installation, the installation part is extruded on the upper surface of the steel jump board, the friction between the steel jump board and the upper chord is increased, the horizontal and vertical movement of the end of the steel jump board is limited; meanwhile, the connecting part is clamped on the two outer sides of the steel jump board, the movement of the steel jump board in the length direction of the upper chord is limited, the extrusion and fixation of the installation part and the clamping of the connecting part make the connection between the steel jump board and the upper chord more stable and reliable, the technical problem that the existing technology cannot form reliable connection between the upper chord and the steel jump board due to the loosening or fracture of the iron wire when connecting the upper chord and the steel jump board is solved; meanwhile, the sliding design of the connecting part on the installation part and the interval distance of the connecting part is set as an integer multiple of the width of the steel jump board, so that the fixed structure of the steel jump board can be applied to steel jump boards with different widths, and the applicability of the fixed structure is improved; the setting of the roller in the third groove makes the sliding of the connecting part more easy, the first clamping piece and the second clamping piece of the fixed clamp are detachably connected, so that the fixed clamp can clamp and fix the upper chord with different sizes, and the application range of the fixed structure is increased; the structure of the embodiment of the utility model is simple and convenient to install, not only can realize reliable connection of the steel jump board and the upper chord, but also the fixed structure can be mass-produced in the factory, directly fixed and installed during construction, improves the construction efficiency and reduces the construction difficulty.

[0049] The above only describes the preferred embodiments of the utility model, and it should be noted that for ordinary skilled persons in the technical field, several improvements and replacements can be made without departing from the technical principles of the utility model, and these improvements and replacements should also be considered as the protection range of the utility model.

Claims

1. A steel boarding ramp fixing structure characterized by, Include: mount (1); Connecting piece (2), the bottom of the mounting piece (1) is provided with at least two connecting pieces (2), the upper part of each connecting piece (2) is slidingly arranged on the mounting piece (1) along the length direction of the upper chord of steel roof; Limiting piece (3), the mounting piece (1) is provided with limiting piece (3) for limiting the sliding of connecting piece (2); Fixed clamp (4), the bottom of each connecting piece (2) is fixedly provided with fixed clamp (4), and the fixed clamp (4) is detachably connected with the upper chord of steel roof; The space between the two connecting pieces (2) is used for placing the steel jump plate, and the mounting piece (1) presses the steel jump plate.

2. The steel boarding structure according to claim 1, wherein The fixed clamp (4) comprises a first clamping piece (4a) and a second clamping piece (4b), the first clamping piece (4a) has a first protruding section (41a), and the second clamping piece (4b) has a second protruding section (41b); The edge of the first clamping piece (4a) and the edge of the second clamping piece (4b) are detachably connected, and the upper chord of steel roof is inserted into the space formed by the first protruding section (41a) and the second protruding section (41b).

3. The steel boarding structure of claim 2, wherein The first protruding section (41a) and the second protruding section (41b) are both circular arc, the protruding directions of the first protruding section (41a) and the second protruding section (41b) are opposite, the first protruding section (41a) and the second protruding section (41b) are oppositely arranged to form a space with circular cross section, and the upper chord of steel roof is inserted into the circular space.

4. The steel boarding structure of claim 2, wherein The edge of the first clamping piece (4a) and the edge of the second clamping piece (4b) are detachably connected by bolts (5).

5. The steel boarding structure of claim 2, wherein The mounting piece (1) is provided with a first groove (6) extending along the length direction of the upper chord of steel roof, and the first groove (6) penetrates the mounting piece (1) along the width direction of the upper chord of steel roof. The bottom of the mounting piece (1) is provided with a second groove (11) extending along the length direction of the upper chord of steel roof, and the second groove (11) communicates with the first groove (6); The sliding piece (7) is slidingly installed in the first groove (6), and the top of each connecting piece (2) is fixedly installed on the sliding piece (7) through the second groove (11).

6. The steel boarding structure according to claim 5, wherein The sliding piece (7) is a screw rod, and the limiting piece (3) is a fixed nut threadedly connected with the screw rod; The screw rod penetrates the first groove (6) and is threadedly connected with the fixed nut, and the top of each connecting piece (2) is fixedly installed on the screw rod through the second groove (11).

7. The steel boarding structure according to claim 6, wherein Each connecting piece (2) comprises two vertically spaced connecting plates (2a), and the second groove (11) comprises two parallel and spaced sliding grooves (11a); The top of the two connecting plates (2a) is fixedly installed on the screw rod through the sliding groove (11a) respectively, and the bottom of the two connecting plates (2a) is fixedly connected with the first protruding section (41a).

8. The steel boarding structure according to claim 7, wherein The top of the mounting piece (1) is provided with a third groove (9) extending along the length direction of the steel roof upper chord, and the third groove (9) is communicated with the first groove (6) and the second groove (11). A roller (10) is arranged in the third groove (9), and the roller (10) is rotationally connected with the screw rod, so that the roller (10) rolls at the bottom of the third groove (9).

9. The steel boarding structure according to claim 8, wherein The roller (10) is arranged between the two connecting plates (2a).

10. The steel dock leveler anchoring structure according to claim 1, wherein, The interval distance of the two connecting pieces (2) is an integer multiple of the width of the steel jump plate.

Images