Sliding connection type steel bar truss floor support plate
By using concave blocks, slide chutes, knobs, screws, limiting rods and reinforcement blocks in the reinforced truss floor bearing plate, the problems of low construction efficiency and difficulty in limiting the reinforced truss floor bearing plates in the prior art are solved. The stable sliding joint and efficient welding of the steel bar structure are achieved, and the construction quality and support strength are improved.
Patent Information
- Application Number
- CN202323608724.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2023-12-28
- Publication Date
- 2025-01-10
- Estimated Expiration
- 2033-12-28
AI Technical Summary
The existing steel bar truss bearing plates are inefficient during construction and the steel bar structure is difficult to limit after sliding connection, which is prone to offset or damage, affecting the construction quality.
A sliding-connected steel bar truss floor bearing plate is designed, using the bottom plate, support column, cross bar, lower steel bar, concave block, sliding groove, screw rod, knob, lifting block, restricting rod and reinforcement block, etc., through the inverting The combination of the concave block and the sliding groove makes the steel bar structure slide in stably. The rotary knob and screw drive the lifting block and the restriction rod to move for limiting. The rotary wheel and screw move up and down in the reinforcement block to complete the limit fixation. The restriction bar on the top plate Further enhance support strength.
The sliding joint efficiency and welding convenience of the steel bar structure are improved, the stability and support strength of the steel bar structure after sliding joint is ensured, offset or damage is avoided, and construction quality is improved.
Smart Images
Figure CN222333070U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of building materials, in particular to a sliding-joined steel bar truss floor deck. Background Art
[0002] The truss made of steel bars as the upper chord, lower chord and web members connected by resistance spot welding is called a steel truss. The combined load-bearing plate connected to the bottom plate by resistance spot welding is called a steel truss floor deck, which is conducive to uniform spacing of steel bars and uniform thickness of concrete cover, thus improving the construction quality of the floor. The assembled steel truss floor deck can significantly reduce the amount of on-site steel bar binding work, speed up the construction progress, increase construction safety assurance, and achieve civilized construction.
[0003] However, the prior art still has the following problems:
[0004] First, the steel truss floor decks in the prior art are mostly manually placed in a fixed position and then welded together to form the steel truss floor decks, which requires a lot of manpower and time, and the construction efficiency is not high;
[0005] Secondly, if the steel truss floor decking in the prior art is of the sliding type, most of them cannot well limit the steel structure after sliding connection, which is not convenient for subsequent assembly or welding operations. If fixed limit is not performed after sliding connection, the truss floor decking may be offset or damaged during construction, affecting the construction quality.
[0006] In view of the above problems, the inventor proposes a sliding-jointed steel bar truss floor deck to solve the above problems. Utility Model Content
[0007] In order to solve the problems of low efficiency of manual welding and inability to limit and fix the steel structure after sliding connection; the purpose of the utility model is to provide a sliding connection type steel truss floor deck.
[0008] In order to solve the above technical problems, the utility model adopts the following technical solutions: a sliding steel bar truss floor deck, comprising a bottom plate, a support column is fixedly arranged on one side of the upper end of the bottom plate, and a top plate is arranged above the bottom plate, a cross bar is fixedly connected to the upper side of the outer surface of the support column, two lower steel bars are slidably arranged on both sides of the upper end of the bottom plate, an inverted concave block is fixedly connected to the lower end of the lower steel bar, and a slide groove used for matching the inverted concave block is opened on both sides of the upper end of the bottom plate, the outer surface of the inverted concave block is in contact with the inner wall of the slide groove, and both ends of the lower steel bar are fixed A lower connecting rib is fixedly provided, an inclined steel bar is fixedly provided at one end of the lower connecting rib, and an upper steel bar is fixedly connected between two adjacent inclined steel bars, the upper steel bar is in contact with the cross bar, screw rods are rotatably provided on both sides of the upper end of the bottom plate, the two screw rods are distributed in a mirror image, and the two screw rods are respectively located on both sides of the cross bar, a knob is fixedly connected to the upper end of the screw rod, and the shape of the knob is plum blossom, a lifting block is sleeved on the outer surface of the screw rod, and one end of the lifting block is fixedly connected to two limiting rods, and the lower connecting rib is located below the limiting rod.
[0009] Preferably, two reinforcement blocks are fixedly connected between two adjacent limiting rods, four reinforcement blocks are provided, and the four reinforcement blocks are distributed in a rectangular shape, the positions of the reinforcement blocks correspond to the positions of two adjacent lower connecting ribs, two screws are movably inserted at the upper ends of the reinforcement blocks, and a turntable is fixedly connected to the upper ends of the screws.
[0010] Preferably, support plates are fixedly connected to both sides of the upper end of the bottom plate, and inclined plates are fixedly provided on the upper sides of the outer ends of the two support plates, one end of the inclined plate is in contact with the inclined steel bar, the lower end of the inclined plate is fixedly connected to the bottom plate, a contact plate is sleeved on one side of the outer surface of the cross bar, and the contact plate is used in conjunction with two of the upper steel bars, and four limiting strips distributed in a rectangular shape are fixedly provided at the lower end of the top plate, and the inner end of the limiting strip is in contact with the cross bar.
[0011] Compared with the prior art, the beneficial effects of the utility model are:
[0012] 1. The utility model uses a bottom plate, and under the action of the lower steel bar and the lower connecting rib therein, the bottom plate and the support column are fixedly connected. The upper side of the support column is connected with a cross bar to form a basic frame, and the lower steel bar, the lower connecting rib, the inclined steel bar and the upper steel bar constitute a steel bar structure. Through the cooperation of the inverted concave block and the slide groove, the steel bar structure can be stably drawn into the bottom plate, and the contact plate limits the sliding range of the steel bar structure. Then, the knob is turned to drive the screw rod to rotate, so that the lifting block moves up and down, thereby driving the two limiting rods to move up and down. The limiting rod can play a good limiting role on the lower connecting rib, and facilitates the sliding of the steel bar structure, so as to achieve the effect that the steel bar structure can be slidably connected and convenient for welding;
[0013] 2. The utility model uses a reinforcing block, and under the action of the screw therein, the rotating turntable drives the screw to rotate. The screw can move up and down in the reinforcing block as it rotates. When the screw moves downward to between the two lower connecting ribs, the steel structure is limited and fixed. After that, welding is performed and the top plate is covered. The limiting strip on the top plate can further strengthen the limiting effect on the cross bar, thereby improving the supporting strength of the entire truss floor deck, thereby achieving the effect of limiting and fixing the steel structure after sliding connection. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.
[0015] Figure 1 It is a schematic diagram of the structure of the utility model.
[0016] Figure 2 It is a schematic cross-sectional view of the top plate of the utility model.
[0017] Figure 3 It is a schematic diagram of the structure of the inverted concave block of the utility model.
[0018] Figure 4 It is a partial structural schematic diagram of the utility model.
[0019] Figure 5 For this utility model Figure 4 A magnified view of the structure in the middle.
[0020] In the figure: 1, bottom plate; 2, support column; 3, top plate; 4, support plate; 41, inclined plate; 5, lower steel bar; 51, concave block; 52, slide groove; 53, screw rod; 54, knob; 55, lifting block; 56, limiting rod; 57, lower connecting rib; 58, reinforcement block; 59, screw rod; 510, turntable; 6, inclined steel bar; 7, upper steel bar; 8, cross bar; 81, contact plate; 9, limiting strip. DETAILED DESCRIPTION
[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0022] Embodiment 1: Figure 1-5 As shown, the utility model provides a sliding steel bar truss floor deck, including a bottom plate 1, a support column 2 is fixedly provided on one side of the upper end of the bottom plate 1, and a top plate 3 is provided above the bottom plate 1, a cross bar 8 is fixedly connected to the upper side of the outer surface of the support column 2, two lower steel bars 5 are slidably provided on both sides of the upper end of the bottom plate 1, and lower connecting bars 57 are fixedly provided at both ends of the lower steel bars 5, one end of the lower connecting bar 57 is fixedly provided with an inclined steel bar 6, and an upper steel bar 7 is fixedly connected between two adjacent inclined steel bars 6, and the upper steel bar 7 is fitted with the cross bar 8, and screw rods 53 are rotatably provided on both sides of the upper end of the bottom plate 1, a knob 54 is fixedly connected to the upper end of the screw rod 53, and a lifting block is sleeved on the outer surface of the screw rod 53 55, and one end of the lifting block 55 is fixedly connected to two limiting rods 56, the lower connecting rib 57 is located below the limiting rod 56, the bottom plate 1 and the support column 2 are fixedly connected, and the upper side of the support column 2 is connected with a cross bar 8 to form a basic frame, and the lower steel bar 5, the lower connecting rib 57, the inclined steel bar 6 and the upper steel bar 7 constitute a steel bar structure. When sliding connection is required, the steel bar structure is slid into the bottom plate 1, and then the knob 54 is turned. The rotation of the knob 54 drives the screw rod 53 to rotate, and the rotation of the screw rod 53 drives the lifting block 55 to move up and down, thereby driving the two limiting rods 56 to move up and down. The limiting rod 56 can play a good limiting role on the lower connecting rib 57 and facilitate the sliding of the steel bar structure.
[0023] The lower end of the lower steel bar 5 is fixedly connected with an undercut block 51 , and both sides of the upper end of the bottom plate 1 are provided with sliding grooves 52 used in conjunction with the undercut block 51 .
[0024] By adopting the above technical solution, the steel bar structure can slide on the bottom plate 1.
[0025] Support plates 4 are fixedly connected to both sides of the upper end of the bottom plate 1 , and inclined plates 41 are fixedly provided on the upper sides of the outer ends of the two support plates 4 , and the lower ends of the inclined plates 41 are fixedly connected to the bottom plate 1 .
[0026] By adopting the above technical solution, the sliding stability of the steel structure is enhanced.
[0027] A contact plate 81 is sleeved on one side of the outer surface of the crossbar 8 , and the contact plate 81 is used in conjunction with two of the upper steel bars 7 .
[0028] By adopting the above technical solution, the sliding range of the steel bar structure is limited.
[0029] Four limiting strips 9 distributed in a rectangular shape are fixedly provided at the lower end of the top plate 3 , and the inner end of the limiting strip 9 is in contact with the cross bar 8 .
[0030] By adopting the above technical solution, the limiting strip 9 can clamp the cross bar 8, thereby enhancing the supporting capacity of the truss floor deck.
[0031] The knob 54 is in the shape of a plum blossom.
[0032] By adopting the above technical solution, it is convenient to rotate the knob 54.
[0033] Embodiment 2: Figure 4-5 As shown, two reinforcing blocks 58 are fixedly connected between two adjacent limiting rods 56, and two screws 59 are movably inserted at the upper ends of the reinforcing blocks 58, and a turntable 510 is fixedly connected to the upper ends of the screws 59. When the turntable 510 is rotated, the screws 59 are driven to rotate, and the screws 59 can move up and down in the reinforcing blocks 58 as they rotate. When the screws 59 move downward to between the two lower connecting ribs 57, the steel structure is limited and fixed, and then welding is performed.
[0034] By adopting the above technical solution, it is convenient to limit and fix the steel bar structure after sliding connection.
[0035] The position of the reinforcing block 58 corresponds to the position of the two adjacent lower connecting ribs 57 .
[0036] By adopting the above technical solution, the screw rod 59 can limit the steel bar structure through the lower connecting rib 57.
[0037] Working principle: the bottom plate 1 and the support column 2 are fixedly connected, and the upper side of the support column 2 is connected with a cross bar 8 to form a basic frame, and the lower steel bar 5, the lower connecting bar 57, the inclined steel bar 6 and the upper steel bar 7 constitute a steel bar structure. When sliding connection is required, the steel bar structure is slid into the bottom plate 1, and the steel bar structure can be stably drawn into the bottom plate 1 through the cooperation of the inverted concave block 51 and the slide groove 52. When the upper steel bar 7 on one side contacts the contact plate 81 on the outer surface of the cross bar 8, the sliding stops, and the contact plate 81 limits the sliding range of the steel bar structure. Then the knob 54 is turned, and the rotation of the knob 54 drives the screw rod 53 to rotate, and the rotation of the screw rod 53 drives the lifting The block 55 moves up and down, thereby driving the two limiting rods 56 to move up and down. The limiting rods 56 can play a good limiting role on the lower connecting ribs 57 and facilitate the sliding of the steel structure. Then, the turntable 510 is rotated. The rotation of the turntable 510 drives the screw 59 to rotate. The screw 59 can move up and down in the reinforcement block 58 as it rotates. When the screw 59 moves downward to between the two lower connecting ribs 57, the limiting fixation of the steel structure is completed. Then welding is performed, and then the top plate 3 is covered. The limiting strip 9 on the top plate 3 can further strengthen the limiting effect on the cross bar 8, thereby improving the supporting strength of the entire truss floor deck.
[0038] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.
Claims
1. A sliding-jointed steel bar truss floor deck, comprising a bottom plate (1), characterized in that: A support column (2) is fixedly provided on one side of the upper end of the bottom plate (1), and a top plate (3) is provided above the bottom plate (1); a cross bar (8) is fixedly connected to the upper side of the outer surface of the support column (2); two lower steel bars (5) are slidably provided on both sides of the upper end of the bottom plate (1), and lower connecting bars (57) are fixedly provided at both ends of the lower steel bars (5); one end of the lower connecting bar (57) is fixedly provided with an inclined steel bar (6), and an upper steel bar (7) is fixedly connected between two adjacent inclined steel bars (6); the upper steel bar (7) is fitted with the cross bar (8); screw rods (53) are rotatably provided on both sides of the upper end of the bottom plate (1), and a knob (54) is fixedly connected to the upper end of the screw rod (53); a lifting block (55) is sleeved on the outer surface of the screw rod (53), and one end of the lifting block (55) is fixedly connected to two limiting rods (56), and the lower connecting bar (57) is located below the limiting rod (56).
2. The sliding-jointed steel bar truss floor deck according to claim 1, characterized in that: Two reinforcing blocks (58) are fixedly connected between two adjacent limiting rods (56), two screw rods (59) are movably inserted at the upper ends of the reinforcing blocks (58), and a rotating disk (510) is fixedly connected to the upper ends of the screw rods (59).
3. The sliding-jointed steel bar truss floor deck according to claim 1, characterized in that: The lower end of the lower steel bar (5) is fixedly connected with an undercut block (51), and both sides of the upper end of the bottom plate (1) are provided with sliding grooves (52) used in conjunction with the undercut block (51).
4. The sliding-jointed steel bar truss floor deck according to claim 1, characterized in that: Support plates (4) are fixedly connected to both sides of the upper end of the bottom plate (1), and inclined plates (41) are fixedly provided on the upper sides of the outer ends of the two support plates (4), and the lower ends of the inclined plates (41) are fixedly connected to the bottom plate (1).
5. The sliding-jointed steel bar truss floor deck according to claim 1, characterized in that: A contact plate (81) is sleeved on one side of the outer surface of the crossbar (8), and the contact plate (81) is used in conjunction with two of the upper steel bars (7).
6. The sliding-jointed steel bar truss floor deck according to claim 1, characterized in that: Four limiting strips (9) distributed in a rectangular shape are fixedly provided at the lower end of the top plate (3), and the inner end of the limiting strip (9) is in contact with the cross bar (8).
7. The sliding-jointed steel bar truss floor deck according to claim 1, characterized in that: The knob (54) is in the shape of a plum blossom.
8. The sliding-jointed steel bar truss floor deck as claimed in claim 2, characterized in that: The position of the reinforcing block (58) corresponds to the position of two adjacent lower connecting ribs (57).