Steel box connecting piece

Abstract

The utility model discloses a steel box connecting piece, which relates to the field of connecting pieces, and comprises a connecting block, the connecting block is arranged along the circumferential direction of a box body, the box body is provided with a mounting groove for placing the connecting block, the outer edge of the connecting block is fixedly provided with an outer ring along the circumferential direction, the outer ring is positioned at the middle position of the connecting block along the vertical direction, and the outer side of the connecting block is provided with a plurality of positioning columns. The positioning columns are evenly arranged, a clearance between every two adjacent positioning columns in the vertical direction forms a receding opening, straight rods staggered with the positioning columns are arranged in the mounting grooves and fixedly connected with the box body, and the diameter of the straight rods is matched with the receding openings. The method has the effect of improving the connection efficiency.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of connecting piece, and especially to a steel box connecting piece. BACKGROUND

[0002] In the construction industry, modularization of buildings is a common building mode, among which, steel boxes are a kind of building mode that realizes a fast and efficient construction process by integrating complex building components in a standardized steel box. Compared with traditional building methods, the construction speed is greatly improved.

[0003] Secondly, the steel box technology adopts a modular design, which can be quickly assembled and disassembled according to project requirements, thereby reducing resource waste and environmental impact. The widespread application of steel boxes greatly affects the connection method and technology between steel boxes. This connection not only needs to ensure the stability and safety of the structure, but also needs to consider factors such as cost, material performance, and construction convenience. The structure of the existing steel box connecting piece can be different according to different application scenarios and requirements. They mainly use welding connection and bolt connection to realize the stability and connection strength of the structure.

[0004] The connection method of the steel box is to connect the edge frames of several box bodies at the upper and lower and left and right corners. When welding, insufficient embedding depth may result in insufficient connection strength. Bolt connection may affect the reliability of the overall structure due to the difficulty of construction. This phenomenon significantly increases the complexity of steel box splicing, and workers will invest more time, which reduces the overall connection efficiency. SUMMARY

[0005] In order to improve the connection efficiency, the application provides a steel box connecting piece.

[0006] The application provides a steel box connecting piece, which adopts the following technical scheme:

[0007] A steel box connecting piece, comprising a connecting block, the connecting block is arranged along the circumference of the box body, the box body is provided with a mounting groove for placing the connecting block, the outer edge of the connecting block is fixedly provided with an outer ring along the circumference, the outer ring is located at the middle position of the connecting block in the vertical direction, a plurality of positioning columns are arranged on the outer side of the connecting block, the positioning columns are uniformly arranged, the gap between two adjacent positioning columns in the vertical direction forms an avoiding opening, a straight rod is arranged in the mounting groove and staggered with the positioning columns, the straight rod is fixedly connected with the box body, and the diameter of the straight rod is matched with the avoiding opening.

[0008] By adopting the technical scheme, in the initial state, a group of steel boxes are horizontally placed, and a plurality of connecting blocks are placed on the upper end of the steel boxes, the connecting blocks correspond to the mounting grooves of the steel boxes one by one, when the connecting blocks are mounted, the lower end of the connecting block is inserted into the mounting groove, at this time, the straight rod is located in the avoiding opening, and the positioning column and the straight rod are interlaced with each other, when the lower end surface of the outer ring contacts the box body, another box body is placed above the connecting block, so that the upper end of the connecting block is located in the mounting groove of the another box body, the steel box is limited by the cooperation of the positioning column and the straight rod, thereby limiting the displacement of the adjacent steel boxes in the transverse direction, and the steel box does not need to be welded or fixed by using bolts during assembly, which is beneficial to improve the connecting efficiency of the steel box.

[0009] Optionally, an outer disc is arranged at the end of the positioning column away from the connecting block, and the diameter of the outer disc is greater than the diameter of the positioning column.

[0010] By adopting the technical scheme, the positioning column contacts the inner wall of the mounting groove through the outer disc, the outer disc is beneficial to increase the contact area between the positioning column and the inner wall of the mounting groove, and improve the connection stability between the positioning column and the outer disc.

[0011] Optionally, an axial hole is formed in the connecting block in the transverse direction, the connecting block is provided with a positioning shaft corresponding to the axial hole, the box body is provided with a pin hole communicating with the mounting groove, and the positioning shaft sequentially passes through the pin hole and the axial hole and contacts the box body and the connecting piece.

[0012] By adopting the technical scheme, the positioning shaft forms a bolt connection by passing through the pin hole and the axial hole, which can provide more stable connection effect and reduce the probability of connection loosening or falling off between the connecting block and the mounting groove.

[0013] Optionally, an inner disc is arranged at the end of the straight rod away from the box body, the diameter of the inner disc is greater than the diameter of the straight rod, and the inner disc is fixedly connected with the straight rod.

[0014] By adopting the technical scheme, the mounting groove contacts the outer wall of the connecting block through the inner disc, the inner disc is beneficial to increase the contact area between the straight rod and the outer wall of the connecting block, and improve the connection stability between the straight rod and the outer wall of the connecting block.

[0015] Optionally, a guide block is arranged between the outer ring and the connecting block, an inclined surface is arranged on the side of the guide block away from the outer ring, and the inclined surface is inclined from top to bottom in the direction of the outer ring along the axis of the connecting block.

[0016] By adopting the technical scheme, when the connecting block is placed in the mounting groove, if the connecting block is not opposite to the mounting groove, the box body first contacts the inclined surface of the guide block and slides along the inclined surface of the guide block, after the box body is separated from the inclined surface, the guide block completely enters the mounting groove, at this time, the connecting block is opposite to the mounting groove, so that the connecting block can be more accurately and quickly inserted into the mounting groove, and the connecting efficiency is improved.

[0017] Optionally, the outer ring is provided with a containing groove on the side facing the box, the containing groove is provided with a guide block on the side close to the connecting block, the guide block is provided with a guide surface, the guide surface is inclined from top to bottom away from the connecting block, the containing groove is provided with a positioning block, the positioning block is slidably connected with the guide block along the inclined direction of the guide surface, the connecting block is provided with a straight rod along the vertical direction, all the positioning columns are slidably connected with the connecting block along the axial direction, and the end of the positioning column close to the axis of the connecting block is connected with the straight rod, the end of the positioning block close to the straight rod is fixedly provided with a pressure rod, the pressure rod passes through the connecting block and is slidably connected with the straight rod along the vertical direction, the connecting block and the guide block are both provided with a moving groove adapted to the pressure rod along the vertical direction, and the straight rod and the connecting block are provided with an elastic element, which is used to drive the straight rod to be close to the axis of the connecting block.

[0018] By adopting the above technical scheme, in the initial state, the elastic element drives the straight rod to be close to the axis of the connecting block, at this time, all the positioning columns are located close to the axis of the connecting block, when the box above the connecting block is placed, the box above is in contact with the positioning block, the positioning block is slid along the guide surface of the guide block under the pressure from top to bottom of the box, at this time, the positioning block moves into the containing groove while moving away from the connecting block, the positioning block drives the pressure rod to move along the moving groove when moving, the pressure rod drives the straight rod to move away from the axis of the connecting block when moving, the straight rod drives all the positioning columns to move when moving, so that the positioning columns are close to the inner wall of the mounting groove, when the box is in contact with the outer ring, the positioning block is completely in the containing groove, at this time, the positioning column is in abutment with the inner wall of the mounting groove. When the box is placed, all the positioning columns are in the storage state, which is conducive to reducing the probability of collision between the positioning column and the box, and improving the convenience of installing the box.

[0019] Optionally, the inner wall of the mounting groove is provided with a groove, the groove is located on the side of the opening of the mounting groove, and the size of the groove is adapted to the outer ring.

[0020] By adopting the above technical scheme, after the connecting block completely enters the mounting groove, the outer ring enters the groove and is attached to the inner wall of the groove, which is conducive to improving the stability of the connection between the steel box and the connecting block.

[0021] Optionally, the inner wall of the mounting groove is provided with a groove, the groove is located on the side of the opening of the mounting groove, and the size of the groove is adapted to the outer ring.

[0022] By adopting the above technical scheme, after the connecting block completely enters the mounting groove, the outer ring enters the groove and is attached to the inner wall of the groove, which is conducive to improving the stability of the connection between the steel box and the connecting block.

[0023] In summary, the present application has at least one of the following beneficial technical effects:

[0024] 1. The steel box is limited by the cooperation of the positioning column and the straight rod, thereby limiting the displacement of the adjacent steel box in the transverse direction, and the steel box does not need to be welded or fixed by bolts during assembly, which is beneficial to improve the connection efficiency of the steel box.

[0025] 2. When placing the box body, all positioning columns are in the storage state, which is beneficial to reduce the probability of collision between the positioning column and the box body, and improves the convenience of installing the box body.

[0026] 3. After the connecting block completely enters the installation slot, the protruding block is inserted into the positioning slot and abuts against the inner wall of the positioning slot, and the protruding block cooperates with the positioning slot, which is beneficial to improve the connection stability of the connecting block and the box body. BRIEF DESCRIPTION OF DRAWINGS

[0027] Figure 1 It is a schematic diagram of the overall structure of a steel box connecting piece.

[0028] Figure 2 It is Figure 1 the enlarged schematic diagram of part A in

[0029] Figure 3 It is a structural schematic diagram of the connecting block in embodiment 1.

[0030] Figure 4 It is a structural schematic diagram of the connecting block in embodiment 2.

[0031] Figure 5 It is a sectional view schematic diagram of the connecting block in embodiment 2.

[0032] BRIEF DESCRIPTION OF DRAWINGS: 1, box body; 11, installation slot; 111, straight rod; 112, inner disc; 113, groove; 114, pin hole; 115, protruding block; 2, connecting block; 21, positioning column; 22, outer ring; 221, pressure rod; 222, guide block; 2221, guide surface; 223, guide block; 2231, inclined surface; 224, positioning block; 225, containing slot; 226, moving slot; 23, avoiding port; 24, outer disc; 25, straight plate; 26, positioning slot; 27, elastic member; 28, shaft hole; 29, positioning shaft. DETAILED DESCRIPTION

[0033] The application will be further described in detail below in combination with all the drawings.

[0034] The application discloses a steel box connecting piece.

[0035] Embodiment 1

[0036] Referring to Figure 1 and Figure 2The utility model provides a steel box connecting piece, including connecting block 2, the outer edge of connecting block 2 is fixed with outer ring 22 along the circumference, and outer ring 22 is located the intermediate position of connecting block 2 along the vertical, and outer ring 22 divides connecting block 2 into two parts, and box 1 is provided with installation groove 11 for placing connecting block 2, and installation groove 11 is arranged along the circumferential direction of box 1, in the initial state, a group of boxes 1 is placed horizontally, and at this time, the both ends of box 1 along the vertical all have at least one installation groove 11, when the vertical stack of box 1 is placed, connecting block 2 is placed on the upper end of box 1, and the number of connecting block 2 corresponds to the number of installation groove 11 on the upper end of box 1, when installing connecting block 2, the lower end of connecting block 2 is inserted in the corresponding installation groove 11, when outer ring 22 contacts with box 1, the end of connecting block 2 is completely in installation groove 11.

[0037] Referring to Figure 3 Connecting block 2 is provided with a plurality of positioning columns 21 on the outer side, the positioning columns 21 are uniformly arranged, and the gap between two adjacent positioning columns 21 along the vertical constitutes an avoiding opening 23, a straight rod 111 that is staggered with the positioning columns 21 is arranged in the installation groove 11, the straight rod 111 is fixedly connected with the box 1, and the diameter of the straight rod 111 is matched with the avoiding opening 23, in the process of placing the connecting block 2 into the installation groove 11, when the connecting block 2 is opposite to the installation groove 11, the straight rod 111 in the installation groove 11 is opposite to the avoiding opening 23, when the connecting block 2 enters the installation groove 11, the straight rod 111 moves along the avoiding opening 23 and is attached to the outer wall of the connecting block 2, so that the connecting block 2 is closely connected with the installation groove 11, and the stability of the steel box connection is improved.

[0038] Referring to Figure 1 And Figure 3 When the connecting block 2 moves, all the positioning columns 21 move, and the end, away from the connecting block 2, of the positioning column 21 is provided with an outer disc 24, and the diameter of the outer disc 24 is greater than that of the positioning column 21, when the connecting block 2 enters the installation groove 11, the end, away from the corresponding positioning column 21, of the outer disc 24 contacts with the inner wall of the installation groove 11, and the outer disc 24 is favorable to increase the contact area between the positioning column 21 and the inner wall of the installation groove 11, improve the structural strength of the connecting block 2, and reduce the probability that the connecting block 2 shakes in the installation groove 11.

[0039] Referring to Figure 3 The end, away from the box 1, of the straight rod 111 is provided with an inner disc 112, the diameter of the inner disc 112 is greater than that of the straight rod 111, and the inner disc 112 is fixedly connected with the straight rod 111, after the connecting block 2 enters the installation groove 11, the end, away from the straight rod 111, of the inner disc 112 contacts with the connecting block 2, the contact area between the straight rod 111 and the outer wall of the connecting block 2 is increased, and the stability of the connection between the straight rod 111 and the outer wall of the connecting block 2 is improved.

[0040] Referring to Figure 2 And Figure 3The connecting block 2 is provided with an axial hole 28 in the transverse direction, the box body 1 is provided with a pin hole 114 communicated with the mounting groove 11, the connecting block 2 is provided with a positioning shaft 29 corresponding to the axial hole 28, after the connecting block 2 is completely inserted into the mounting groove 11, the pin hole 114 is opposite to the axial hole 28, the positioning shaft 29 is sequentially inserted into the pin hole 114 and the axial hole 28, and the positioning shaft 29 is in contact with the box body 1 and the connecting block 2. The box body 1 limits the displacement of the connecting block 2 along the length direction of the connecting block 2 through the pin shaft, and the stability of the installation is further improved.

[0041] The implementation principle of the steel box connecting piece in the embodiment of the application is as follows: when the connecting block 2 is installed, the lower end of the connecting block 2 is inserted into the mounting groove 11, at this time, the straight rod 111 is located in the avoiding hole 23, the positioning column 21 and the straight rod 111 are staggered with each other, when the lower end surface of the outer ring 22 is in contact with the box body 1, another box body 1 is placed above the connecting block 2, so that the upper end of the connecting block 2 is in the mounting groove 11 of the another box body 1, the steel box is limited through the cooperation of the positioning column 21 and the straight rod 111, and then the displacement of the adjacent steel box in the transverse direction is limited, so that the steel box is assembled without welding or using bolts for fixing, and the connection efficiency of the steel box is improved.

[0042] Embodiment 2

[0043] With reference to Figure 4 and Figure 5 The difference between the embodiment and the embodiment 1 is that the connecting mode of the positioning column 21 and the connecting block 2 is different, the positioning column 21 is in axial sliding connection with the connecting block 2, the connecting block 2 is provided with a straight plate 25 in the vertical direction, the elastic element 27 is arranged between the straight plate 25 and the connecting block 2, the elastic element 27 is used for driving the straight plate 25 to be close to the axis direction of the connecting block 2, at this time, all the positioning columns 21 are in the connecting block 2 and are in the storage state, so that the probability of collision between the box body 1 and the positioning column 21 during the installation of the box body 1 is reduced.

[0044] With reference to Figure 4 and Figure 5The outer ring 22 is provided with a containing groove 225 on the side of the box body 1, the containing groove 225 is provided with a guide block 222 on the side close to the connecting block 2, the guide block 222 is provided with a guide surface 2221, the guide surface 2221 is inclined from top to bottom in the direction away from the connecting block 2 and in the direction of the outer ring 22 along the axis of the connecting block 2, the containing groove 225 is provided with a positioning block 224, the positioning block 224 moves in the direction away from the connecting block 2 along the guide surface 2221 when subjected to pressure, the positioning block 224 is fixedly provided with a pressure rod 221 on the side close to one end of the straight rod 111, the pressure rod 221 passes through the connecting block 2 and is in sliding connection with the straight plate 25 in the vertical direction, when the mounting groove 11 is in contact with the positioning block 224, the guide block 222 and the positioning block 224 are in sliding connection in the inclined direction of the guide surface 2221, the positioning block 224 moves to drive the pressure rod 221 to move, and the connecting block 2 and the guide block 222 are both provided with a moving groove 226 adapted to the pressure rod 221 in the vertical direction.

[0045] With reference to Figure 5 When the positioning block 224 is subjected to extrusion by the two adjacent box bodies 1, it slides along the guide surface 2221 of the guide block 222, so that the positioning block 224 moves into the containing groove 225 while moving in the direction away from the connecting block 2, the positioning block 224 moves to drive the pressure rod 221 to move along the moving groove 226, the pressure rod 221 moves to drive the straight plate 25 to move in the direction away from the axis of the connecting block 2, the straight plate 25 moves to drive all the positioning columns 21 to move, so that the positioning columns 21 move to be close to the inner wall of the mounting groove 11, when the box body 1 is in contact with the outer ring 22, the positioning block 224 is completely in the containing groove 225, at this time, the positioning columns 21 are in abutment with the inner wall of the mounting groove 11, thereby improving the connection stability of the connecting block 2 and the box body 1.

[0046] With reference to Figure 4 Further, the outer ring 22 and the connecting block 2 are provided with a guide block 223, the side away from the outer ring 22 of the guide block 223 is provided with an inclined surface 2231, the inclined surface 2231 is inclined from top to bottom in the direction of the outer ring 22 along the axis of the connecting block 2, when the connecting block 2 is placed into the mounting groove 11, if the mounting groove 11 is not aligned with the connecting block 2, the box body 1 will first contact the inclined surface of the guide block 223 and slide along the inclined surface of the guide block 223, the box body 1 on the upper side is in contact with the positioning block 224, the inner wall of the mounting groove 11 is provided with a groove 113 on the side of the opening of the mounting groove 11, the groove 113 is adapted to the size of the outer ring 22, after the connecting block 2 is completely in the mounting groove 11, the outer ring 22 enters the groove 113 and is in abutment with the inner wall of the groove 113, which is conducive to improving the stability of the connecting structure.

[0047] Moreover, the mounting groove 11 is internally provided with a protrusion 115 fixedly connected with the box body 1, the upper end of the connecting block 2 is provided with a positioning groove 26 corresponding to the protrusion 115, the protrusion 115 is located in the positioning groove 26 and abuts against the inner wall of the positioning groove 26, after the connecting block 2 completely enters the mounting groove 11, the protrusion 115 is inserted into the positioning groove 26 and abuts against the inner wall of the positioning groove 26, the protrusion 115 cooperates with the positioning groove 26, which is favorable for improving the connecting stability of the connecting block 2 and the box body 1.

[0048] The above are preferred embodiments of the present application, which do not limit the protection scope of the present application, therefore: any equivalent changes made on the structure, shape and principle of the present application should be covered within the protection scope of the present application.

Claims

1. A steel box connector comprising a connecting block (2), characterized in that: The connecting block (2) is arranged circumferentially along the box body (1), the box body (1) is provided with a mounting groove (11) for placing the connecting block (2), the outer edge of the connecting block (2) is circumferentially fixedly provided with an outer ring (22), the outer ring (22) is located at the middle position of the connecting block (2) in the vertical direction, the outer side of the connecting block (2) is provided with a plurality of positioning columns (21), the positioning columns (21) are uniformly arranged, the gap between two adjacent positioning columns (21) in the vertical direction forms an avoiding opening (23), the mounting groove (11) is provided with a straight rod (111) staggered with the positioning columns (21), the straight rod (111) is fixedly connected with the box body (1), and the diameter of the straight rod (111) is matched with the avoiding opening (23).

2. A steel box connection according to claim 1, characterized in that: The outer disc (24) is fixedly arranged at the end of the positioning column (21) away from the connecting block (2), and the diameter of the outer disc (24) is greater than that of the positioning column (21).

3. A steel box connection according to claim 1, characterized in that: The connecting block (2) is provided with an axis hole (28) in the transverse direction, the connecting block (2) is provided with a positioning shaft (29) corresponding to the axis hole (28), the box body (1) is provided with a pin hole (114) communicating with the mounting groove (11), the positioning shaft (29) passes through the pin hole (114) and the axis hole (28) in sequence, and the positioning shaft (29) is in contact with the box body (1) and the connecting piece.

4. A steel box connection according to claim 1, characterized in that: The end of the straight rod (111) away from the box body (1) is provided with an inner disc (112), the diameter of the inner disc (112) is greater than that of the straight rod (111), and the inner disc (112) is fixedly connected with the straight rod (111).

5. A steel box connection according to claim 1, characterized in that: The outer ring (22) and the connecting block (2) are provided with a guide block (223), the side of the guide block (223) away from the outer ring (22) is provided with an inclined surface (2231), the inclined surface (2231) is inclined from top to bottom in the direction of the axis of the connecting block (2) pointing to the outer ring (22).

6. A steel box connector according to claim 1, characterized in that: The side of the outer ring (22) facing the box body (1) is provided with a containing groove (225), the side of the containing groove (225) close to the connecting block (2) is provided with a guide block (222), the guide block (222) is provided with a guide surface (2221), the guide surface (2221) is inclined from top to bottom in the direction away from the connecting block (2), the containing groove (225) is provided with a positioning block (224), the positioning block (224) is slidably connected with the guide block (222) in the inclined direction of the guide surface (2221), the connecting block (2) is provided with a straight plate (25) in the vertical direction, all the positioning columns (21) are slidably connected with the connecting block (2) in the axial direction, and the end of the positioning column (21) close to the axis of the connecting block (2) is connected with the straight rod (111), the end of the positioning block (224) close to the straight rod (111) is fixedly provided with a pressure rod (221), the pressure rod (221) passes through the connecting block (2) and is slidably connected with the straight plate (25) in the vertical direction, the connecting block (2) and the guide block (222) are both provided with a moving groove (226) matched with the pressure rod (221) in the vertical direction, the straight plate (25) and the connecting block (2) are provided with an elastic element (27), and the elastic element (27) is used for driving the straight rod (111) to be close to the axis of the connecting block (2).

7. A steel box connection as defined in claim 1, wherein: The inner wall of the mounting groove (11) is provided with a groove (113), the groove (113) is located at the opening side of the mounting groove (11), and the size of the groove (113) is matched with the outer ring (22).

8. A steel box connector according to claim 1, characterized in that: The mounting groove (11) is internally provided with a protrusion (115), the protrusion (115) is fixedly connected with the box body (1), the upper end of the connecting block (2) is provided with a positioning groove (26) corresponding to the protrusion (115), and the protrusion (115) is located in the positioning groove (26) and abuts against the inner wall of the positioning groove (26).

Images