Laminated slab and splicing structure thereof

Abstract

The laminated slab comprises a floor slab body, a first steel bar is arranged at the upper end of the floor slab body, a second steel bar is arranged at the upper end of the first steel bar, and supporting steel bars are fixedly connected to the front end and the rear end of the floor slab body. The equipment can realize rapid, simple and convenient splicing operation through the arranged connecting mechanism, so that the construction efficiency is improved, and the splicing process of the laminated slab is more convenient and stable through reasonable arrangement and matching under the joint cooperative use of a sliding rail, a sliding groove, a sliding plate, a steel bar I, a steel bar II and a fastening bolt; through the arranged clamping mechanisms, the equipment can position the splicing position of two floor slab bodies under the mutual cooperative use of clamping blocks and clamping grooves, mounting grooves are connected with the top walls of sliding rails in an embedded mode, and supporting rods, limiting blocks, springs and the clamping blocks work cooperatively, so that the splicing position of the two floor slab bodies can be positioned. And the positioning accuracy of the laminated slab in the splicing process and the firmness of the laminated slab after splicing are ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of building structures, in particular to a composite board and a splicing structure thereof. Background Art

[0002] Currently, two-way composite slabs are reinforced on all four sides. This affects transportation efficiency during transportation, and on-site construction often involves conflicts over the location of the reinforcement, which in turn affects the progress of the construction. In actual prefabricated projects, two-way slabs are generally constructed with post-cast strips, with reinforcement on the slab sides and overlapped joints at the post-cast strips.

[0003] Patent document CN207700482U discloses a prefabricated composite panel comprising a composite panel body with steel bars disposed therein. The steel bars are bent toward the top surface of the composite panel body near the end of the composite panel body, extending from the top surface of the composite panel body and extending along its length.

[0004] Currently, there is a lack of positioning structure between traditional composite slabs and their splicing structures, which leads to misalignment of the two sets of concrete composite slabs, thereby affecting the overall pouring quality. Utility Model Content

[0005] The purpose of the present utility model is to provide a composite slab and its splicing structure to solve the problem raised in the above background technology that the current traditional composite slab and its splicing structure lack a positioning structure, resulting in the two sets of concrete composite slabs being misaligned, thereby affecting the overall casting quality.

[0006] To achieve the above-mentioned object, the present invention provides the following technical solution: comprising a floor slab body, wherein a first steel bar is provided at the upper end of the floor slab body, a second steel bar is provided at the upper end of the first steel bar, the front and rear ends of the floor slab body are both fixedly connected to supporting steel bars, a connecting mechanism is fixedly connected to one side of the floor slab body, and a locking mechanism is fixedly connected to the inner top wall of the connecting mechanism;

[0007] The connecting mechanism includes a slide rail, one side of the slide rail is fixedly connected to one side of the floor body, the inner wall of the slide rail is provided with a slide groove, one end of the slide groove is provided with a through-hole 1, the inner wall of the through-hole 1 is threadedly connected with a fastening bolt, the inner wall of the slide rail is slidably connected to a slide plate, one end of the slide plate is penetrated by a through-hole 2, and both ends of the slide plate are embedded in and connected with a slot.

[0008] Preferably, the inner wall of the slide rail is embedded in and connected with the outer wall of the slide groove, and one end of the slide rail is connected through the outer wall of the first through-hole.

[0009] Preferably, the inner wall size of the chute is the same as the outer wall size of the slide plate.

[0010] Preferably, the lower end of the steel bar 1 is fixedly connected to the upper end of the floor slab body, and the lower end of the steel bar 2 is fixedly connected to the upper end of the steel bar 1.

[0011] Preferably, the locking mechanism includes a mounting groove, the outer wall of the mounting groove is embedded and connected with the inner top wall of the slide rail, the top wall of the mounting groove is provided with a support rod, the lower end of the support rod is provided with a limit block, the lower end of the limit block is fixedly connected with a spring, the lower end of the spring is fixedly connected with a clamping block, and the inner wall of the clamping block is inlaid with a movable cavity.

[0012] Preferably, the top wall of the mounting groove is fixedly connected to the upper end of the support rod, and the lower end of the support rod is fixedly connected to the upper end of the limit block.

[0013] Preferably, the outer wall of the card block is a semicircular structure and is adapted to the inner wall of the card slot.

[0014] Compared with the prior art, the beneficial effects of the present invention are:

[0015] 1. The connection mechanism set up can enable the equipment to achieve fast and easy splicing operations, thereby improving construction efficiency. Through the joint use of the slide rail, slide groove, slide plate, steel bar 1, steel bar 2 and fastening bolts, reasonable setting and coordination can make the splicing process of the composite plate more convenient and stable. The embedded connection between the slide rail and the slide groove ensures the smooth movement of the slide plate, and the through connection between the slide rail and the perforation 1 provides a fixing effect for the fastening bolt. The inner wall of the slide groove is the same size as the outer wall of the slide plate, which ensures the stability and accuracy of the slide plate in the slide groove. The setting of steel bar 1 and steel bar 2 not only enhances the structural strength of the composite plate, but also further improves the overall stability after splicing through their mutual fixed connection.

[0016] 2. The locking mechanism set up enables the equipment to locate the splicing position of the two floor slabs through the mutual cooperation between the card block and the card slot. The installation slot is embedded in the top wall of the slide rail, and the support rod, limit block, spring and card block work together to ensure the positioning accuracy of the composite plate during the splicing process and the firmness after splicing. The semicircular outer wall of the card block is adapted to the inner wall of the card slot, which can be quickly positioned and locked during operation, thereby simplifying the construction process and reducing dependence on professional skills. The presence of the spring provides the necessary elastic force for the card block, ensuring that the card block can automatically reset when subjected to external force, enhancing the reliability of the structure, not only improving the efficiency and quality of composite plate splicing, but also having significant advantages in actual construction. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0018] Figure 2This is a schematic diagram of the connecting mechanism structure of the utility model;

[0019] Figure 3 This is a schematic diagram of the structure of the locking mechanism of the utility model;

[0020] Figure 4 This is a schematic diagram of the three-dimensional side-view explosion structure of the utility model.

[0021] In the figure: 1. Floor slab body; 2. Steel bar 1; 3. Steel bar 2; 4. Support steel bar; 5. Connection mechanism; 6. Clamping mechanism; 51. Slide rail; 52. Slide groove; 53. Through hole 1; 54. Fastening bolt; 55. Slide plate; 56. Through hole 2; 57. Clamping groove; 61. Mounting groove; 62. Support rod; 63. Limit block; 64. Spring; 65. Clamping block; 66. Movable cavity. DETAILED DESCRIPTION

[0022] The following will be combined with the accompanying drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0023] See also Figure 1 、 Figure 2 and Figure 4 The utility model provides a technical solution: a composite plate and its splicing structure, including a floor plate body 1, a steel bar 2 is provided on the upper end of the floor plate body 1, a steel bar 2 is provided on the upper end of the steel bar 2, the front and rear ends of the floor plate body 1 are fixedly connected to support steel bars 4, a connecting mechanism 5 is fixedly connected to one side of the floor plate body 1, and a clamping mechanism 6 is fixedly connected to the inner top wall of the connecting mechanism 5. The connecting mechanism 5 includes a slide rail 51, one side of the slide rail 51 is fixedly connected to one side of the floor plate body 1, and a slide groove 52 is provided on the inner wall of the slide rail 51. One end of the slide groove 52 is provided with a perforated hole. 53, the inner wall of the through-hole 53 is threadedly connected with a fastening bolt 54, the inner wall of the slide rail 51 is slidably connected with a slide plate 55, one end of the slide plate 55 is penetrated by a through-hole 56, both ends of the slide plate 55 are embedded and connected with a slot 57, the inner wall of the slide rail 51 is embedded and connected with the outer wall of the slide groove 52, one end of the slide rail 51 is penetrated and connected with the outer wall of the through-hole 53, the inner wall size of the slide groove 52 is the same as the outer wall size of the slide plate 55, the lower end of the steel bar 1 is fixedly connected to the upper end of the floor slab body 1, and the lower end of the steel bar 2 3 is fixedly connected to the upper end of the steel bar 1 2;

[0024] The inner wall of the fixed plate is provided with a slide groove 52 for guiding the slide plate 55. One end of the slide groove 52 is provided with a perforation 1 53. The perforation 1 53 corresponds to the perforation 2 56. The inner walls of the perforation 1 53 and the perforation 2 56 are provided with an internal thread structure. The internal threads of the perforation 1 53 and the perforation 2 56 are connected with fastening bolts 54. The inner wall size of the slide groove 52 matches the outer wall size of the slide plate 55. In actual use, the slide plate 55 is fixed in the slide groove 52 of the slide rail 51 by the fastening bolts 54. The slide plate 55 can slide freely in the slide rail 51. When two floor slab bodies 1 need to be spliced ​​together, only the slide plate 55 of one floor slab body 1 needs to be partially inserted into the other. The slide 55 is fixed in the slide groove 52 of the slide rail 51 on one side of a floor slab body 1, and then the slide plate 55 is fixed in the slide groove 52 by fastening bolts 54, thereby realizing the close splicing of the two floor slab bodies 1. In addition, in order to further improve the stability and bearing capacity of the splicing structure, the two steel bars 2 are inverted V shape and arranged parallel to each other, and the steel bars 2 3 are respectively welded to the vertices of the steel bars 2. The steel bars 2 have strong shear resistance and high structural strength, and use less materials and are light in weight, which improves the stability and safety of the overall structure. The composite plate splicing structure with simple structure, easy operation and high stability can realize fast and firm splicing between composite plates to meet the use requirements of different building structures.

[0025] See also Figure 1 、 Figure 3 ,and Figure 4 The engaging mechanism 6 includes a mounting groove 61, the outer wall of the mounting groove 61 is embedded in the inner top wall of the slide rail 51, the top wall of the mounting groove 61 is provided with a support rod 62, the lower end of the support rod 62 is provided with a limit block 63, the lower end of the limit block 63 is fixedly connected to a spring 64, the lower end of the spring 64 is fixedly connected to a clamping block 65, the inner wall of the clamping block 65 is inlaid with a movable cavity 66, the top wall of the mounting groove 61 is fixedly connected to the upper end of the support rod 62, the lower end of the support rod 62 is fixedly connected to the upper end of the limit block 63, the outer wall of the clamping block 65 is a semicircular structure and is adapted to the inner wall of the slot 57;

[0026] Push the slide plate 55 to move into the slide groove 52, so that the semicircular structure of the card block 65 is tightly fitted with the inner wall of the card groove 57. A spring 64 is provided inside the inner surface of the movable cavity 66, and one end of the spring 64 is fixedly connected to the movable cavity 66, and the other end is fixedly connected to the limit block 63. One end of the support rod 62 passes through the interior of the movable cavity 66 corresponding to it and is fixedly connected to the limit block 63. The support rod 62 is movably connected to the movable cavity 66. When the card block 65 is squeezed, it moves along the support rod 62 and squeezes The two ends of the outer surface of the slide plate 55 are provided with a card slot 57. When the card block 65 corresponds to the card slot 57 one by one, the card block 65 is inserted into the inner part of the card slot 57 under the action of the spring 64 to complete the splicing of the two floor slab bodies 1. The two adjacent floor slab bodies 1 are fixed with concrete. In actual use, the slide plate 55 connected to one end of a floor slab body 1 is passed through the slide groove 52 opened on the slide rail 51 on one side of the floor slab body 1, and then the installation groove 61 on the top wall of the slide groove 52 is opened by the spring. The block 65 installed at 64 will be squeezed and locked in the slide groove 52 until the perforation 1 53 and the perforation 2 56 opened on the surface of the slide rail 51 coincide with each other. Under the cooperation between the block 65 and the slot 57, the splicing position of the two floor slab bodies 1 can be positioned. Secondly, the fastening bolts 54 are passed through the slide groove 52 and the slide plate 55, so as to splice and fix the two floor slab bodies 1. Finally, under the use of the steel bars 1 and 2, the compressive strength of the splicing of the two floor slab bodies 1 can be increased to prepare for subsequent pouring. At the same time, the steel bars 1 and 2 3 are distributed in a triangular shape, which has stability. In this way, the use process of the entire composite plate splicing structure is completed. At the same time, in order to ensure the durability and reliability of the connecting mechanism 5, the contact surface of the slide rail 51 and the slide plate 55 can be hardened to reduce wear and extend the service life. Through the provided connecting mechanism 5 and the locking mechanism 6, the floor slab body 1 is quickly and stably spliced, and the stability of the structure and the convenience of construction are improved.

[0027] Working principle: First, a slide groove 52 is provided on the inner wall of the fixed plate to facilitate guiding the slide plate 55. A perforation 53 is provided at one end of the slide groove 52. The perforation 53 corresponds to the perforation 56, and the inner walls of the perforation 53 and the perforation 56 are set as internal thread structures. The internal threads of the perforation 53 and the perforation 56 are connected with fastening bolts 54. The inner wall size of the slide groove 52 matches the outer wall size of the slide plate 55. In actual use, the slide plate 55 is fixed in the slide groove 52 of the slide rail 51 by the fastening bolts 54. The slide plate 55 can slide freely in the slide rail 51. When two floor slab bodies 1 need to be spliced, only the slide plate 55 of one floor slab body 1 needs to be connected. The slide plate 55 is partially inserted into the slide groove 52 of the slide rail 51 on one side of the other floor slab body 1, and then the slide plate 55 is fixed in the slide groove 52 by fastening the bolts 54, thereby realizing the close splicing of the two floor slab bodies 1. In addition, in order to further improve the stability and bearing capacity of the splicing structure, the two steel bars 1 are inverted V-shaped and arranged parallel to each other, and the steel bars 2 are respectively welded to the vertices of the steel bars 1. The steel bars 1 have strong shear resistance and high structural strength, and use less materials and are light in weight, thereby improving the stability and safety of the overall structure. The composite plate splicing structure with simple structure, easy operation and high stability can realize fast and firm splicing between composite plates to meet the use requirements of different building structures.

[0028] Then, by pushing the slide plate 55 to move into the slide groove 52, the semicircular structure of the card block 65 is tightly fitted with the inner wall of the card groove 57. A spring 64 is provided inside the inner surface of the movable cavity 66, and one end of the spring 64 is fixedly connected to the movable cavity 66, and the other end is fixedly connected to the limit block 63. One end of the support rod 62 passes through the interior of the movable cavity 66 corresponding to it and is fixedly connected to the limit block 63. The support rod 62 is movably connected to the movable cavity 66. When the card block 65 squeezes, it moves along the support rod 62 and squeezes the spring 64. The slide plate 5 5. Both ends of the outer surface are provided with card slots 57. When the card blocks 65 correspond to the card slots 57 one by one, the card blocks 65 are clamped into the inner part of the card slots 57 under the action of the springs 64 to complete the splicing of the two floor slab bodies 1. The two adjacent floor slab bodies 1 are fixed with concrete. In actual use, the slide plate 55 connected to one end of one floor slab body 1 is passed through the slide groove 52 opened on the slide rail 51 on one side of the floor slab body 1. Then, the card block 65 installed by the spring 64 in the installation groove 61 on the top wall of the slide groove 52 is squeezed and locked in the slide groove 52. , until the through-hole 1 53 and the through-hole 2 56 opened on the surface of the slide rail 51 coincide with each other, and the two floor slab bodies 1 can be positioned by cooperating between the clamping block 65 and the clamping groove 57. Secondly, the fastening bolt 54 is passed through the inside of the slide groove 52 and the slide plate 55, so as to splice and fix the two floor slab bodies 1. Finally, with the use of the steel bars 1 2 and the steel bars 2 3, the compressive strength of the splicing of the two floor slab bodies 1 can be increased to prepare for subsequent pouring. At the same time, the steel bars 1 2 and the steel bars 2 3 are distributed in a triangular shape, which has stability, and the use process of the entire composite plate splicing structure is completed in this way. At the same time, in order to ensure the durability and reliability of the connecting mechanism 5, the contact surface of the slide rail 51 and the slide plate 55 can be hardened to reduce wear and extend the service life. Through the provided connecting mechanism 5 and the clamping mechanism 6, the floor slab body 1 is quickly and stably spliced, and the stability of the structure and the convenience of construction are improved. The above is the working process of the entire device, and the contents not described in detail in this specification belong to the existing technology well known to professional and technical personnel in this field.

[0029] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A composite slab and its splicing structure, comprising a floor slab body (1), characterized in that: A steel bar 1 (2) is provided at the upper end of the floor slab body (1), a steel bar 2 (3) is provided at the upper end of the steel bar 1 (2), support steel bars (4) are fixedly connected to the front and rear ends of the floor slab body (1), a connecting mechanism (5) is fixedly connected to one side of the floor slab body (1), and a locking mechanism (6) is fixedly connected to the inner top wall of the connecting mechanism (5); The connecting mechanism (5) includes a slide rail (51), one side of the slide rail (51) is fixedly connected to one side of the floor slab body (1), the inner wall of the slide rail (51) is provided with a slide groove (52), one end of the slide groove (52) is provided with a through hole (53), the inner wall of the through hole (53) is threadedly connected with a fastening bolt (54), the inner wall of the slide rail (51) is slidably connected with a slide plate (55), one end of the slide plate (55) is penetrated by a through hole (56), and both ends of the slide plate (55) are embedded with a slot (57).

2. The composite plate and its splicing structure according to claim 1, characterized in that: The inner wall of the slide rail (51) is embedded in the outer wall of the slide groove (52), and one end of the slide rail (51) is connected to the outer wall of the through hole (53).

3. The composite plate and its splicing structure according to claim 2, characterized in that: The inner wall size of the chute (52) is the same as the outer wall size of the slide plate (55).

4. The composite plate and its splicing structure according to claim 1, characterized in that: The lower end of the steel bar one (2) is fixedly connected to the upper end of the floor slab body (1), and the lower end of the steel bar two (3) is fixedly connected to the upper end of the steel bar one (2).

5. The composite plate and its splicing structure according to claim 1, characterized in that: The engaging mechanism (6) comprises a mounting groove (61), the outer wall of the mounting groove (61) is embedded in the inner top wall of the slide rail (51), the top wall of the mounting groove (61) is provided with a support rod (62), the lower end of the support rod (62) is provided with a limit block (63), the lower end of the limit block (63) is fixedly connected to a spring (64), the lower end of the spring (64) is fixedly connected to a clamping block (65), and the inner wall of the clamping block (65) is inlaid with a movable cavity (66).

6. The composite plate and its splicing structure according to claim 5, characterized in that: The top wall of the mounting groove (61) is fixedly connected to the upper end of the support rod (62), and the lower end of the support rod (62) is fixedly connected to the upper end of the limit block (63).

7. The composite plate and its splicing structure according to claim 5, characterized in that: The outer wall of the clamping block (65) is a semicircular structure and is adapted to the inner wall of the clamping slot (57).

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