Splicing structure of assembly type high-ductility anti-crack precast beam plate

Abstract

The utility model provides a splicing structure of an assembly type high-ductility anti-cracking precast beam plate, belongs to the technical field of building materials, and solves the technical problems that the integrity and the stability are not good enough, the connection is not firm enough, the waterproof performance is poor and the like after an existing splicing structure is spliced. Comprising two edge splicing assemblies, first corner splicing assemblies are arranged on the two sides of one edge splicing assembly in a sliding mode, second corner splicing assemblies are arranged on the two sides of the other edge splicing assembly in a sliding mode, and the second corner splicing assemblies are arranged on the first corner splicing assemblies on the same side in a sliding mode. U-shaped inserting pieces are arranged between the edge splicing assemblies at the corresponding positions, between the first corner splicing assemblies, between the second corner splicing assemblies and between the first corner splicing assemblies and the second corner splicing assemblies, and rubber sheets are arranged on the corresponding end faces of every two adjacent splicing structures. After being spliced, the prefabricated beam and slab connecting piece is good in integrity and stability, firm in connection, good in waterproof performance, adjustable in size and capable of adapting to prefabricated beam and slabs of different sizes.

Description

TECHNICAL FIELD

[0001] The utility model belongs to building material technical field relates to a splicing structure, especially a splicing structure of assembled high ductility and anti-cracking precast beam plate. BACKGROUND

[0002] The precast beam plate is a module or a slab used in engineering, because it is a concrete precast part produced and processed in a precast yard, directly transported to the construction site for installation, so it is called a precast beam plate, high ductility cement is used to replace traditional cement, and high ductility and anti-cracking precast beam plate can be obtained, the use of the precast beam plate improves the work efficiency of civil engineering construction and shortens the time consumed by engineering construction, but the overallity and stability of the precast beam plate splicing structure in the market are poor, the connection is not firm, and the waterproof performance is poor. UTILITY MODEL CONTENTS

[0003] The utility model discloses a splicing structure of assembled high ductility and anti-cracking precast beam plate, and aims at the above problems of the prior art, and the technical problem to be solved by the utility model is how to enhance the overallity and stability of the splicing structure, make the splicing structure firm in connection, how to enhance the waterproof performance, and realize the size adjustment of the splicing structure, and adapt to precast beam plates of different sizes.

[0004] The utility model discloses a splicing structure of assembled high ductility and anti-cracking precast beam plate, and aims at the above problems of the prior art, and the technical problem to be solved by the utility model is how to enhance the overallity and stability of the splicing structure, make the splicing structure firm in connection, how to enhance the waterproof performance, and realize the size adjustment of the splicing structure, and adapt to precast beam plates of different sizes.

[0005] A splicing structure of assembled high ductility and anti-cracking precast beam plate, including two edge splicing components, the two edge splicing components are symmetrically arranged, and the two sides of one of the edge splicing components are slidably provided with corner splicing components one, the two sides of the other edge splicing component are slidably provided with corner splicing components two, the corner splicing component two is slidably arranged on the same side of the corner splicing component one, a plurality of splicing structures are provided with U-shaped inserts between the corresponding positions of the edge splicing components, between the corresponding positions of the corner splicing components one, between the corresponding positions of the corner splicing components two, and between the corresponding positions of the corner splicing components one and the corner splicing components two when splicing, rubber sheets are arranged on the corresponding end faces of the two adjacent splicing structures, the rubber sheets are located in the corresponding U-shaped inserts, and are clamped on the corresponding edge splicing components, corner splicing components one and corner splicing components two, and the upper ends of the two edge splicing components are provided with the same flower basket screw.

[0006] The working principle of the utility model is: when installing, the prefabricated beam plate is placed on the table top, so that the four corners and four edges of the prefabricated beam plate are suspended, the prefabricated beam plate has preset through holes, two edge splicing assemblies are fixed on two long edges of the prefabricated beam plate by using the preset through holes, corner splicing assembly one and corner splicing assembly two are mutually inserted and combined, according to the width of the prefabricated beam plate, the relative positions of corner splicing assembly one and corner splicing assembly two are adjusted, then corner splicing assembly one and corner splicing assembly two after being connected are respectively inserted with the two edge splicing assemblies, the distance between corner splicing assembly one, corner splicing assembly two and the two edge splicing assemblies is adjusted to be consistent with the size of the prefabricated beam plate, then corner splicing assembly one and corner splicing assembly two are respectively fixed on two corners of the prefabricated beam plate by using the preset through holes on the prefabricated beam plate, the edge splicing assembly, corner splicing assembly one and corner splicing assembly two form a frame, the prefabricated beam plate is wrapped inside, the both ends of the basket screw are respectively sleeved on the two groups of edge splicing assemblies, the basket screw is rotated, the two edge splicing assemblies are tightened, the edge splicing assembly, corner splicing assembly one and corner splicing assembly two are more closely combined with the prefabricated beam plate, forming a whole, the rubber sheets are clamped on the side edge end faces of the splicing structure, when splicing, the rubber sheets on the corresponding end faces are mutually contacted, the corresponding position edge splicing assemblies, the corresponding position corner splicing assembly one, the corresponding position corner splicing assembly two and the corresponding position corner splicing assembly one and corner splicing assembly two are connected by the U-shaped inserts, while the two rubber sheets in mutual contact are extruded, so that the prefabricated beam plate has no gap in the middle, the integrity and waterproofness of the prefabricated floor are enhanced.

[0007] The edge splicing assembly comprises an L-shaped plate, a baffle one and a plurality of bolts one, the size, position and number of the plurality of bolts one correspond to those of the preset through hole on the prefabricated beam plate, the cross section of the L-shaped plate is inverted L-shaped, the baffle one is located below the L-shaped plate, the bolt one penetrates the upper end of the L-shaped plate and the baffle one, the upper end of the L-shaped plate is fixed with a hook-shaped piece, the both ends of the basket screw are respectively sleeved on the hook-shaped pieces of the two edge splicing assemblies, the both sides of the L-shaped plate are respectively fixed with an outer insertion plate piece one, the cross section of the outer insertion plate piece one is inverted L-shaped.

[0008] By adopting the above structure, when fixing the edge splicing assembly, the L-shaped plate is placed in the middle position of the upper end of the long edge side of the prefabricated beam plate, corresponding to the position of the preset through hole on the prefabricated beam plate, the baffle one is placed below the prefabricated beam plate, corresponding to the position of the L-shaped plate, the bolt one penetrates the baffle one, the preset through hole and the L-shaped plate in sequence, fixing the baffle one, the preset through hole and the L-shaped plate together, at the same time, the outer insertion plate piece one is also fixed on the prefabricated beam plate, the hook-shaped piece is used for hooking the both ends of the basket screw.

[0009] The corner splicing assembly one comprises a right-angle connecting piece one, a baffle two and a plurality of bolts two, the size, position and number of the plurality of bolts two correspond to those of the preset through hole on the prefabricated beam plate, the cross section of the right-angle connecting piece one is inverted L-shaped, the baffle two is located below the right-angle connecting piece one, the bolt two penetrates the upper end of the right-angle connecting piece one and the baffle two, one end of the right-angle connecting piece one is fixed with an outer inserted panel piece two, the other end of the right-angle connecting piece one is fixed with an inner inserted panel piece one, the cross sections of the outer inserted panel piece two and the inner inserted panel piece one are both inverted L-shaped, and the end of the inner inserted panel piece one away from the right-angle connecting piece one is slidingly arranged inside the outer inserted panel piece one on the same side.

[0010] With the above structure, when the corner splicing assembly one and the side splicing assembly are inserted into the appropriate positions, the right-angle connecting piece one is in contact with the corner of the prefabricated beam plate and corresponds to the position of the preset through hole on the prefabricated beam plate, the baffle two is placed below the prefabricated beam plate and corresponds to the position of the right-angle connecting piece one, and the bolt two penetrates the baffle two, the preset through hole and the right-angle connecting piece one in sequence, so as to fix the baffle two, the prefabricated beam plate and the right-angle connecting piece one together, and fix the outer inserted panel piece two and the inner inserted panel piece one on the prefabricated beam plate, the inner inserted panel piece one and the outer inserted panel piece one on the same side are inserted into each other and slidingly connected, the distance between the L-shaped plate and the right-angle connecting piece one can be adjusted, the size can be adjusted, and the prefabricated beam plate of different lengths can be adapted.

[0011] The corner splicing assembly two comprises a right-angle connecting piece two, a baffle three and a plurality of bolts three, the size, position and number of the plurality of bolts three correspond to those of the preset through hole on the prefabricated beam plate, the cross section of the right-angle connecting piece two is inverted L-shaped, the baffle three is located below the right-angle connecting piece two, the bolt three penetrates the upper end of the right-angle connecting piece two and the baffle three, both ends of the right-angle connecting piece two are fixed with inner inserted panel pieces two, the cross section of the inner inserted panel piece two is inverted L-shaped, one of the inner inserted panel pieces two is slidingly arranged inside the corresponding outer inserted panel piece one, and the other inner inserted panel piece two is slidingly arranged inside the corresponding outer inserted panel piece two, and the corner of the right-angle connecting piece one and the right-angle connecting piece two is fixed with an anti-collision corner.

[0012] With the above structure, when the corner splicing assembly two and the side splicing assembly are inserted into the appropriate positions, the right-angle connecting piece two is in contact with the corner of the prefabricated beam plate and corresponds to the position of the preset through hole on the prefabricated beam plate, the baffle three is placed below the prefabricated beam plate and corresponds to the position of the right-angle connecting piece two, and the bolt three penetrates the baffle three, the preset through hole and the right-angle connecting piece two in sequence, so as to fix the baffle three, the preset through hole and the right-angle connecting piece two together, and fix the inner inserted panel pieces two on the prefabricated beam plate, the two groups of inner inserted panel pieces two are inserted into the corresponding outer inserted panel piece one and outer inserted panel piece two and are slidingly connected, the distance between the right-angle connecting piece two and the L-shaped plate and the right-angle connecting piece one can be adjusted, the size can be adjusted, the prefabricated beam plate of different lengths and widths can be adapted, and the anti-collision corner is used for protecting the splicing structure.

[0013] The inner side wall of the outer inserted panel one and the outer inserted panel two is provided with a sliding rail, the inner inserted panel one and the inner inserted panel two are provided with a sliding groove at the corresponding position of the sliding rail, the sliding rail is slidably arranged in the sliding groove at the corresponding position, the corresponding position of the outer side wall of the L-shaped plate, the outer inserted panel one, the right-angle connecting piece one, the outer inserted panel two and the right-angle connecting piece two is provided with a clamping groove, the shape of the clamping groove is the same as that of the sliding groove, and the positions are corresponding, and the corresponding position of the rubber sheet and the clamping groove and the sliding groove is fixed with a clamping strip which is integrally formed with the rubber sheet.

[0014] With the above structure, the sliding rail and the sliding groove can realize the sliding connection between the outer inserted panel one and the inner inserted panel one, the outer inserted panel one and the inner inserted panel two, and the outer inserted panel two and the inner inserted panel two, the clamping strip is clamped in the clamping groove, the rubber sheet is fixed on the L-shaped plate, the right-angle connecting piece one and the right-angle connecting piece two, and the sliding groove on the inner inserted panel one and the inner inserted panel two has the same shape as the clamping groove, and cooperates with the clamping strip to fix the rubber sheet.

[0015] The upper end of the L-shaped plate is provided with an insertion groove at the corresponding position of the U-shaped plug, the upper end of the right-angle connecting piece one and the right-angle connecting piece two is provided with two insertion grooves at the corresponding position of the U-shaped plug, the two insertion grooves on the right-angle connecting piece one are perpendicular to each other, the two insertion grooves on the right-angle connecting piece two are perpendicular to each other, the insertion groove is provided with an inclined surface one which gradually moves away from the rubber sheet from top to bottom, the U-shaped plug is in inverted U shape, the two side walls of the U-shaped plug are inserted into the insertion grooves at the corresponding position, and the inner sides of the two side walls are provided with an inclined surface two corresponding to the inclined surface one, the inclined surface one is provided with a cavity, a wedge-shaped block is slidably arranged in the cavity, one end of the wedge-shaped block away from the rubber sheet penetrates the cavity wall of the cavity, the other end is provided with a spring, one end of the spring away from the wedge-shaped block is in contact with the cavity wall, a push piece is fixed below the wedge-shaped block, a through hole is formed in the cavity wall at the corresponding position of the push piece, the push piece extends out of the cavity from the through hole, and a limiting groove is formed in the inclined surface two at the corresponding position of the wedge-shaped block.

[0016] With the above structure, when the plurality of splicing structures are spliced, the two side walls of the U-shaped plug are inserted into the two insertion grooves at the corresponding position, and under the interaction of the inclined surface one and the inclined surface two, the two adjacent splicing structures are extruded to the middle, the two groups of rubber sheets on the corresponding end surfaces are in contact and pressed, so that the gap between the adjacent prefabricated beam plates is avoided, and the waterproof effect is enhanced, when the U-shaped plug is inserted into the insertion groove, the wedge-shaped block is extruded to slide into the cavity, when the U-shaped plug is inserted to a certain position, the wedge-shaped block is restored to the original position under the action of the spring and is inserted into the limiting groove, the U-shaped plug is limited, the push piece is pushed, the wedge-shaped block is driven out of the limiting groove, and the limitation is released, the U-shaped plug is pulled out, and the splicing is dispersed.

[0017] The lower surface of the horizontal part of the L-shaped plate, the outer inserted plate member one, the right-angle connecting member one, the outer inserted plate member two, the inner inserted plate member one, the right-angle connecting member two and the inner inserted plate member two is fixed with a rubber strip.

[0018] With the above structure, the rubber strip is pressed against the upper surface of the precast beam plate under the pressing action of the bolt one, the bolt two and the bolt three, the gap between the splicing structure and the precast beam plate is reduced, and the waterproof performance is enhanced.

[0019] Compared with the prior art, the splicing structure of the assembled high-ductility anti-cracking precast beam plate has the following advantages:

[0020] 1. The size-adjustable frame is formed by cooperation of the side splicing assembly, the corner splicing assembly one and the corner splicing assembly two, can adapt to precast beam plates of different sizes, and form a complete whole with the precast beam plate, and the frame formed by the side splicing assembly, the corner splicing assembly one and the corner splicing assembly two cooperates with the U-shaped insert to tightly connect a plurality of splicing structures to form a whole, so that the integrity and stability of the whole after splicing are good, and the connection is firm.

[0021] 2. The gap between the splicing structure and the precast beam plate is filled by cooperation of the side splicing assembly, the corner splicing assembly one, the corner splicing assembly two and the rubber strip, and the waterproof performance is enhanced, and the cooperation of the side splicing assembly, the corner splicing assembly one, the corner splicing assembly two, the U-shaped insert and the rubber sheet realizes that there is no gap between adjacent splicing structures after splicing of a plurality of splicing structures, and the waterproof performance is good. DETAILED DESCRIPTION

[0022] Figure 1 is a structural schematic view of the utility model.

[0023] Figure 2 is a structural schematic view of the side splicing assembly in the utility model when being connected.

[0024] Figure 3 is a structural schematic view of the corner splicing assembly one in the utility model.

[0025] Figure 4 is a cross-sectional structural schematic view of the outer inserted plate member one and the inner inserted plate member one in the utility model.

[0026] Figure 5 is Figure 2 is an enlarged view of part A in the utility model.

[0027] Figure 6 is a structural schematic view of the utility model when being assembled.

[0028] In the diagram, 1. Edge splicing component; 2. Corner splicing component one; 3. Corner splicing component two; 4. U-shaped insert; 5. Rubber sheet; 6. Turnbuckle; 7. L-shaped plate; 8. Baffle one; 9. Bolt one; 10. Hook-shaped part; 11. Outer insert plate one; 12. Right angle connector one; 13. Baffle two; 14. Bolt two; 15. Outer insert plate two; 16. Inner insert plate one; 17. Anti-collision corner; 18. Right angle connector two; 19. Baffle three; 20. Bolt three; 21. Inner insert plate two; 22. Slide rail; 23. Slide groove; 24. Slot; 25. Clip; 26. Slot; 27. Inclined surface one; 28. Inclined surface two; 29. ​​Cavity; 30. Wedge block; 31. Spring; 32. Paddle; 33. Limiting groove; 34. Rubber strip. Detailed Implementation

[0029] The following are specific embodiments of the present invention, which are described in conjunction with the accompanying drawings. However, the present invention is not limited to these embodiments.

[0030] like Figures 1-6 As shown, the splicing structure of this prefabricated high-ductility crack-resistant precast beam-slab includes two side splicing components 1, which are symmetrically arranged. One side splicing component 1 has a corner splicing component 1 2 slidably mounted on both sides, and the other side splicing component 1 has a corner splicing component 2 3 slidably mounted on both sides. The corner splicing component 2 3 is slidably mounted on the corner splicing component 1 2 on the same side. When splicing several splicing structures, U-shaped inserts 4 are provided between the corresponding side splicing components 1, between the corresponding corner splicing components 1 2, between the corresponding corner splicing components 2 3, and between the corresponding corner splicing components 1 2 and corner splicing components 2 3. Rubber sheets 5 are provided on the corresponding end faces of two adjacent splicing structures. The rubber sheets 5 are located inside the corresponding U-shaped inserts 4 and are engaged with the corresponding side splicing components 1, corner splicing components 1 2, and corner splicing components 2 3. The upper ends of the two side splicing components 1 are provided with the same turnbuckle 6.

[0031] In the embodiment, when installing, the prefabricated beam plate is placed on the table top, the four corners and four edges of the prefabricated beam plate are suspended, the prefabricated beam plate is provided with preset through holes, two edge splicing assemblies 1 are fixed on two long edges of the prefabricated beam plate by using the preset through holes, the corner splicing assembly one 2 and the corner splicing assembly two 3 are inserted into each other and connected, the relative positions of the corner splicing assembly one 2 and the corner splicing assembly two 3 are adjusted according to the width of the prefabricated beam plate, then the connected corner splicing assembly one 2 and the corner splicing assembly two 3 are inserted into two edge splicing assemblies 1 respectively, the distance between the corner splicing assembly one 2, the corner splicing assembly two 3 and the two edge splicing assemblies 1 is adjusted to be consistent with the size of the prefabricated beam plate, then the corner splicing assembly one 2 and the corner splicing assembly two 3 are fixed on two corners of the prefabricated beam plate respectively by using the preset through holes on the prefabricated beam plate, the edge splicing assembly 1, the corner splicing assembly one 2 and the corner splicing assembly two 3 form a frame, the prefabricated beam plate is wrapped inside, the both ends of the basket screw 6 are respectively sleeved on the two edge splicing assemblies 1, the basket screw 6 is rotated, the two edge splicing assemblies 1 are pulled tight, the edge splicing assembly 1, the corner splicing assembly one 2 and the corner splicing assembly two 3 are more closely combined with the prefabricated beam plate to form a whole, the rubber sheets 5 are clamped on the side edge end faces of the splicing structure, the rubber sheets 5 on the corresponding end faces are in contact with each other when the plurality of splicing structures are spliced, the edge splicing assemblies 1 at the corresponding positions, the corner splicing assembly one 2 at the corresponding positions, the corner splicing assembly two 3 at the corresponding positions and the corner splicing assembly one 2 and the corner splicing assembly two 3 at the corresponding positions are connected by the U-shaped insert pieces 4, and at the same time, the two rubber sheets 5 in contact with each other are squeezed, so as to avoid leaving gaps in the middle of the prefabricated beam plate and enhance the integrity and waterproofness of the prefabricated floor.

[0032] The edge splicing assembly 1 comprises an L-shaped plate 7, a baffle one 8 and a plurality of bolts one 9, the size, position and number of the plurality of bolts one 9 correspond to those of the preset through holes on the prefabricated beam plate, the cross section of the L-shaped plate 7 is inverted L-shaped, the baffle one 8 is located below the L-shaped plate 7, the bolts one 9 pass through the upper end of the L-shaped plate 7 and the baffle one 8, the upper end of the L-shaped plate 7 is fixed with a hook-shaped piece 10, the both ends of the basket screw 6 are respectively sleeved on the hook-shaped pieces 10 of the two edge splicing assemblies 1, the both sides of the L-shaped plate 7 are fixed with outer insertion plate pieces one 11, and the cross section of the outer insertion plate piece one 11 is inverted L-shaped.

[0033] In the embodiment, when fixing the edge splicing assembly 1, the L-shaped plate 7 is placed in the middle position of the upper end of the long edge side face of the prefabricated beam plate, corresponding to the position of the preset through hole on the prefabricated beam plate, the baffle one 8 is placed below the prefabricated beam plate, corresponding to the position of the L-shaped plate 7, the bolts one 9 pass through the baffle one 8, the preset through hole and the L-shaped plate 7 in sequence to fix the baffle one 8, the preset through hole and the L-shaped plate 7 together, and at the same time, the outer insertion plate piece one 11 is also fixed on the prefabricated beam plate, and the hook-shaped piece 10 is used for hooking the both ends of the basket screw 6.

[0034] The corner splicing assembly 2 comprises a right-angle connector 12, a baffle 13 and a plurality of bolts 14, the size, position and number of the plurality of bolts 14 correspond to those of the preset through hole on the prefabricated beam plate, the cross section of the right-angle connector 12 is inverted L-shaped, the baffle 13 is located below the right-angle connector 12, the bolt 14 penetrates the upper end of the right-angle connector 12 and the baffle 13, one end of the right-angle connector 12 is fixed with an outer inserted panel 15, the other end of the right-angle connector 12 is fixed with an inner inserted panel 16, the cross section of the outer inserted panel 15 and the inner inserted panel 16 is inverted L-shaped, and the end of the inner inserted panel 16 away from the right-angle connector 12 is slidingly arranged inside the outer inserted panel 11 on the same side.

[0035] In the embodiment, when the corner splicing assembly 2 and the side splicing assembly 1 are inserted into the appropriate positions, the right-angle connector 12 is in contact with the corner of the prefabricated beam plate, the position of the baffle 13 corresponds to that of the right-angle connector 12, the bolt 14 penetrates the baffle 13, the preset through hole and the right-angle connector 12 in sequence, the baffle 13, the prefabricated beam plate and the right-angle connector 12 are fixed together, the outer inserted panel 15 and the inner inserted panel 16 are fixed on the prefabricated beam plate, the inner inserted panel 16 and the outer inserted panel 11 on the same side are inserted into each other and slidingly connected, the distance between the L-shaped plate 7 and the right-angle connector 12 can be adjusted, the size can be adjusted, and the prefabricated beam plate of different lengths can be adapted.

[0036] The corner splicing assembly 2 comprises a right-angle connector 12, a baffle 13 and a plurality of bolts 14, the size, position and number of the plurality of bolts 14 correspond to those of the preset through hole on the prefabricated beam plate, the cross section of the right-angle connector 12 is inverted L-shaped, the baffle 13 is located below the right-angle connector 12, the bolt 14 penetrates the upper end of the right-angle connector 12 and the baffle 13, one end of the right-angle connector 12 is fixed with an outer inserted panel 15, the other end of the right-angle connector 12 is fixed with an inner inserted panel 16, the cross section of the outer inserted panel 15 and the inner inserted panel 16 is inverted L-shaped, and the end of the inner inserted panel 16 away from the right-angle connector 12 is slidingly arranged inside the outer inserted panel 11 on the same side.

[0037] In the embodiment, when the corner splicing assembly 3 and the edge splicing assembly 1 are inserted into the appropriate positions, the right-angle connecting piece 2 is in contact with the corner of the prefabricated beam plate, corresponds to the preset through hole position on the prefabricated beam plate, the baffle 3 is placed below the prefabricated beam plate, the position corresponds to the right-angle connecting piece 2, the bolt 4 passes through the baffle 3, the preset through hole and the right-angle connecting piece 2 in turn, fixes the baffle 3, the preset through hole and the right-angle connecting piece 2 together, and fixes the inner insertion plate 1 on the prefabricated beam plate, the two groups of inner insertion plates 1 are inserted into and slidably connected with the corresponding outer insertion plates 2, the distance between the right-angle connecting piece 2 and the L-shaped plate 7 and the right-angle connecting piece 1 can be adjusted, the size can be adjusted, the prefabricated beam plates of different lengths and widths are adapted, and the anti-collision corner 17 is used for protecting the splicing structure.

[0038] The inner side wall of the outer insertion plate 1 and the outer insertion plate 2 is provided with a sliding rail 22, the inner insertion plate 1 and the inner insertion plate 2 are provided with a sliding groove 23 at the corresponding position of the sliding rail 22, the sliding rail 22 is slidably arranged in the sliding groove 23 at the corresponding position, the corresponding positions of the outer side wall of the L-shaped plate 7, the outer insertion plate 1, the right-angle connecting piece 1, the outer insertion plate 2 and the right-angle connecting piece 2 are provided with a clamping groove 24, the shape of the clamping groove 24 is the same as that of the sliding groove 23, and the positions correspond to each other, and the rubber sheet 5 is fixed with a clamping strip 25 integrally formed with the rubber sheet 5 at the corresponding position of the clamping groove 24 and the sliding groove 23.

[0039] In the embodiment, the sliding rail 22 and the sliding groove 23 cooperate to realize the sliding connection between the outer insertion plate 1 and the inner insertion plate 1, between the outer insertion plate 1 and the inner insertion plate 2, and between the outer insertion plate 2 and the inner insertion plate 2, the clamping strip 25 is clamped in the clamping groove 24, the rubber sheet 5 is fixed on the L-shaped plate 7, the right-angle connecting piece 1 and the right-angle connecting piece 2, and the sliding groove 23 on the inner insertion plate 1 and the inner insertion plate 2 is the same as the shape of the clamping groove 24, and cooperates with the clamping strip 25 to fix the rubber sheet 5.

[0040] The upper end of the L-shaped plate 7 is provided with a slot 26 at the position corresponding to the U-shaped insert 4, the upper end of the right-angle connecting piece one 12 and the right-angle connecting piece two 18 are each provided with two slots 26 at the position corresponding to the U-shaped insert 4, the two slots 26 on the right-angle connecting piece one 12 are perpendicular to each other, the two slots 26 on the right-angle connecting piece two 18 are perpendicular to each other, the slot 26 is provided with an inclined surface one 27 gradually away from the rubber sheet 5 from top to bottom on the vertical wall close to the rubber sheet 5, the U-shaped insert 4 is in inverted U shape, the two vertical walls of the U-shaped insert 4 are inserted into the corresponding slots 26, and the inner sides of the two vertical walls are provided with inclined surfaces two 28 corresponding to the inclined surface one 27, the inclined surface one 27 is provided with a cavity 29, a wedge-shaped block 30 is slidably arranged in the cavity 29, one end of the wedge-shaped block 30 away from the rubber sheet 5 penetrates the cavity wall of the cavity 29, the other end is provided with a spring 31, one end of the spring 31 away from the wedge-shaped block is in contact with the cavity wall of the cavity 29, a push piece 32 is fixed below the wedge-shaped block 30, the cavity wall is provided with a through hole at the position corresponding to the push piece 32, the push piece 32 extends out of the cavity 29 from the through hole, and the inclined surface two 28 is provided with a limiting slot 33 at the position corresponding to the wedge-shaped block 30.

[0041] In the embodiment, when the several spliced structures are spliced, the two vertical walls of the U-shaped insert 4 are inserted into the two corresponding slots 26, and the two adjacent spliced structures are pressed in the middle under the interaction of the inclined surface one 27 and the inclined surface two 28, the two groups of rubber sheets 5 on the corresponding end surfaces are in contact and pressed, so that the gap between the adjacent prefabricated beam plates is avoided, and the waterproof performance is enhanced, when the U-shaped insert 4 is inserted into the slot 26, the wedge-shaped block 30 is pressed and slides into the cavity 29, when the U-shaped insert 4 is inserted to a certain position, the wedge-shaped block 30 is restored to the original position under the action of the spring 31, and is inserted into the limiting slot 33, so as to limit the U-shaped insert 4, the push piece 32 is pushed, the wedge-shaped block 30 is driven out of the limiting slot 33, the limitation is released, the U-shaped insert is pulled out, and the splicing is dispersed.

[0042] The lower surfaces of the horizontal parts of the L-shaped plate 7, the outer insertion plate piece one 11, the right-angle connecting piece one 12, the outer insertion plate piece two 15, the inner insertion plate piece one 16, the right-angle connecting piece two 18 and the inner insertion plate piece two 21 are each fixed with a rubber strip 34.

[0043] In the embodiment, the rubber strip 34 is pressed against the upper surface of the prefabricated beam plate under the pressing action of the bolt one 9, the bolt two 14 and the bolt three 20, the gap between the spliced structure and the prefabricated beam plate is reduced, and the waterproof performance is enhanced.

[0044] The working principle of the utility model is: when installing, the prefabricated beam plate is placed on the table top, the four corners and four edges of the prefabricated beam plate are suspended, the prefabricated beam plate has preset through holes, two edge splicing components 1 are fixed on two long edges of the prefabricated beam plate by using the preset through holes, that is, the L-shaped plate 7 is placed in the middle position of the upper end of the long edge side of the prefabricated beam plate, corresponding to the preset through hole position on the prefabricated beam plate, the baffle one 8 is placed below the prefabricated beam plate, corresponding to the L-shaped plate 7, the bolt one 9 is sequentially threaded through the baffle one 8, the preset through hole and the L-shaped plate 7, the baffle one 8, the preset through hole and the L-shaped plate 7 are fixed together, and the outer plug-in panel piece one 11 is also fixed on the prefabricated beam plate at the same time;

[0045] The corner splicing component one 2 and the corner splicing component two 3 are spliced, that is, the outer plug-in panel piece two 15 in the corner splicing component one 2 and the inner plug-in panel piece two 21 in the corner splicing component two 3 are mutually inserted and combined, and are slidably connected through the slide rail 22 and the slide groove 23, according to the width of the prefabricated beam plate, the relative positions of the corner splicing component one 2 and the corner splicing component two 3 are adjusted;

[0046] The corner splicing component one 2 and the corner splicing component two 3 are connected with the edge splicing component 1, that is, the inner plug-in panel piece one 16 in the connected corner splicing component one 2 and the inner plug-in panel piece two 21 in the corner splicing component two 3 are mutually inserted and combined with the outer plug-in panel piece one 11 in the two edge splicing components 1 and are slidably connected through the slide rail 22 and the slide groove 23, the distance between the corner splicing component one 2, the corner splicing component two 3 and the two edge splicing components is adjusted to be consistent with the size of the prefabricated beam plate;

[0047] At this time, the right angle connecting piece one 12 contacts the corner of the prefabricated beam plate, corresponding to the preset through hole position on the prefabricated beam plate, the baffle two 13 is placed below the prefabricated beam plate, corresponding to the right angle connecting piece one 12, the bolt two 14 is sequentially threaded through the baffle two 13, the preset through hole and the right angle connecting piece one 12, and the baffle two 13, the prefabricated beam plate and the right angle connecting piece one 12 are fixed together;

[0048] The right angle connecting piece two 18 contacts the other corner of the prefabricated beam plate, corresponding to the preset through hole position on the prefabricated beam plate, the baffle three 19 is placed below the prefabricated beam plate, corresponding to the right angle connecting piece two 18, the bolt three 20 is sequentially threaded through the baffle three 19, the preset through hole and the right angle connecting piece two 18, and the baffle three 19, the preset through hole and the right angle connecting piece two 18 are fixed together;

[0049] The edge splicing assembly 1, the corner splicing assembly one 2 and the corner splicing assembly two 3 form a frame, and the prefabricated beam plate is wrapped inside, and the rubber strip 34 is pressed against the upper surface of the prefabricated beam plate under the pressing action of the bolt one 9, the bolt two 14 and the bolt three 20, the gap between the splicing structure and the prefabricated beam plate is reduced, the waterproof performance is enhanced, the basket screws 6 are respectively sleeved on the two hook-shaped parts 10, the basket screws 6 are rotated, the two edge splicing assemblies 1 are pulled tight, the edge splicing assembly 1, the corner splicing assembly one 2 and the corner splicing assembly two 3 are more closely combined with the prefabricated beam plate, and an integral whole is formed.

[0050] The rubber sheet 5 is clamped on the side edge end face of the splicing structure through the cooperation of the clamping strip 25 and the sliding groove 23 and the clamping groove 24, and the anti-collision angle 17 is used for protecting the splicing structure.

[0051] When the splicing structure is spliced, the rubber sheets 5 on the corresponding end faces are in contact with each other, the two vertical walls of the U-shaped insert 4 are inserted into the two insertion grooves 26 on the corresponding position of the edge splicing assembly 1, the corresponding position of the corner splicing assembly one 2, the corresponding position of the corner splicing assembly two 3, the corresponding position of the corner splicing assembly one 2 and the corner splicing assembly two 3, under the mutual action of the inclined surface one 27 and the inclined surface two 28, the two adjacent splicing structures are extruded towards the middle, the two groups of rubber sheets 5 on the corresponding end faces are in contact with and pressed against each other, the gap between the adjacent prefabricated beam plates is avoided, and the waterproof performance is enhanced.

[0052] When the U-shaped insert 4 is inserted into the insertion groove 26, the wedge-shaped block 30 is extruded to slide into the cavity 29, when the U-shaped insert 4 is inserted to a certain position, the wedge-shaped block 30 is restored to the original position under the action of the spring 31 and is inserted into the limiting groove 33, the U-shaped insert 4 is limited, when the splicing needs to be dispersed, the wedge-shaped block 30 is driven to exit from the limiting groove 33 by driving the tab 32, the limiting is released, the U-shaped insert is pulled out, and the splicing is dispersed.

[0053] In summary, through the cooperation of the edge splicing assembly 1, the corner splicing assembly one 2 and the corner splicing assembly two 3, a size-adjustable frame is formed, which can adapt to prefabricated beam plates of different sizes and form a complete whole with the prefabricated beam plates, the frame formed by the edge splicing assembly 1, the corner splicing assembly one 2 and the corner splicing assembly two 3 cooperates with the U-shaped insert 4 to tightly connect the splicing structures and form an integral whole, and the integrity, stability and connection are good after splicing;

[0054] Through the cooperation of the edge splicing assembly 1, the corner splicing assembly one 2, the corner splicing assembly two 3 and the rubber strip 34, the gap between the splicing structure and the prefabricated beam plate is filled, and the waterproof performance is enhanced, the cooperation of the edge splicing assembly 1, the corner splicing assembly one 2, the corner splicing assembly two 3, the U-shaped insert 4 and the rubber sheet 5 realizes that there is no gap between the adjacent splicing structures after the splicing of the splicing structures, and the waterproof performance is good.

[0055] The specific embodiments described herein are merely illustrative of the spirit of the present application. Those skilled in the art of the present application can make various modifications or supplements to the described specific embodiments or replace them with similar ways, but will not deviate from the spirit of the present application or exceed the scope defined by the appended claims.

Claims

1. A splicing structure of a fabricated high-ductility anti-cracking precast beam slab, comprising two edge splicing components (1), characterized in that, The two edge splicing components (1) are symmetrically arranged, one side of one edge splicing component (1) is slidably provided with an angle splicing component one (2), and one side of the other edge splicing component (1) is slidably provided with an angle splicing component two (3), the angle splicing component two (3) is slidably arranged on the same side of the angle splicing component one (2), a plurality of splicing structures are provided with a U-shaped insert (4) between the corresponding positions of the edge splicing components (1), between the corresponding positions of the angle splicing component one (2), between the corresponding positions of the angle splicing component two (3), and between the corresponding positions of the angle splicing component one (2) and the angle splicing component two (3), rubber sheets (5) are arranged on the corresponding end faces of the adjacent two splicing structures, the rubber sheets (5) are located in the inside of the corresponding U-shaped inserts (4) and are clamped on the corresponding edge splicing components (1), angle splicing component one (2) and angle splicing component two (3), and the upper ends of the two edge splicing components (1) are provided with the same basket screw (6).

2. The splicing structure of the assembled high-ductility anti-cracking precast beam slab according to claim 1, characterized in that, The edge splicing component (1) comprises an L-shaped plate (7), a baffle one (8) and a plurality of bolts one (9), the size, position and number of the plurality of bolts one (9) correspond to the size, position and number of the preset through hole on the prefabricated beam plate, the cross section of the L-shaped plate (7) is inverted L-shaped, the baffle one (8) is located below the L-shaped plate (7), the bolt one (9) penetrates the upper end of the L-shaped plate (7) and the baffle one (8), the upper end of the L-shaped plate (7) is fixed with a hook-shaped part (10), the two ends of the basket screw (6) are respectively sleeved on the hook-shaped parts (10) of the two edge splicing components (1), and the two sides of the L-shaped plate (7) are fixed with an outer insertion plate part one (11), and the cross section of the outer insertion plate part one (11) is inverted L-shaped.

3. The splicing structure of the assembled high ductility and anti-cracking precast beam slab according to claim 2, characterized in that, The angle splicing component one (2) comprises a right-angle connecting part one (12), a baffle two (13) and a plurality of bolts two (14), the size, position and number of the plurality of bolts two (14) correspond to the size, position and number of the preset through hole on the prefabricated beam plate, the cross section of the right-angle connecting part one (12) is inverted L-shaped, the baffle two (13) is located below the right-angle connecting part one (12), the bolt two (14) penetrates the upper end of the right-angle connecting part one (12) and the baffle two (13), one end of the right-angle connecting part one (12) is fixed with an outer insertion plate part two (15), the other end of the right-angle connecting part one (12) is fixed with an inner insertion plate part one (16), the cross sections of the outer insertion plate part two (15) and the inner insertion plate part one (16) are both inverted L-shaped, and the end of the inner insertion plate part one (16) away from the right-angle connecting part one (12) is slidably arranged in the inside of the same side of the outer insertion plate part one (11).

4. The splicing structure of the assembled high ductility and anti-cracking precast beam slab according to claim 3, characterized in that, The corner splicing component two (3) comprises a right-angle connector two (18), a baffle three (19) and a plurality of bolts three (20), the size, position and number of the plurality of bolts three (20) correspond to those of the preset through hole on the prefabricated beam plate, the cross section of the right-angle connector two (18) is inverted L-shaped, the baffle three (19) is located below the right-angle connector two (18), the bolt three (20) penetrates the upper end of the right-angle connector two (18) and the baffle three (19), both ends of the right-angle connector two (18) are fixedly provided with an inner inserted plate two (21), the cross section of the inner inserted plate two (21) is inverted L-shaped, one of the inner inserted plate two (21) is slidingly arranged in the inner part of the corresponding outer inserted plate one (11), the other inner inserted plate two (21) is slidingly arranged in the inner part of the corresponding outer inserted plate two (15), and the corner-avoiding angle (17) is fixed on the corner of the right-angle connector one (12) and the right-angle connector two (18).

5. The splicing structure of the assembled high ductility and anti-cracking precast beam slab according to claim 4, characterized in that, The inner side wall of the outer inserted plate one (11) and the outer inserted plate two (15) is provided with a sliding rail (22), the inner inserted plate one (16) and the inner inserted plate two (21) are provided with a sliding groove (23) at the corresponding position of the sliding rail (22), the sliding rail (22) is slidingly arranged in the inner part of the corresponding sliding groove (23), the corresponding positions of the outer side wall of the L-shaped plate (7), the outer inserted plate one (11), the right-angle connector one (12), the outer inserted plate two (15) and the right-angle connector two (18) are provided with a clamping groove (24), the shape of the clamping groove (24) is the same as that of the sliding groove (23), and the positions correspond to each other, and the rubber sheet (5) is fixed with a clamping strip (25) integrally formed with the rubber sheet (5) at the corresponding position of the clamping groove (24) and the sliding groove (23).

6. The splicing structure of the assembled high ductility and anti-cracking precast beam slab according to claim 5, characterized in that, The upper end of the L-shaped plate (7) is provided with a slot (26) corresponding to the position of the U-shaped insert (4), the upper end of the right angle connecting piece one (12) and the right angle connecting piece two (18) are provided with two slots (26) corresponding to the position of the U-shaped insert (4), the two slots (26) on the right angle connecting piece one (12) are perpendicular to each other, the two slots (26) on the right angle connecting piece two (18) are perpendicular to each other, the slot (26) is provided with a slope one (27) gradually away from the rubber sheet (5) from top to bottom on the vertical wall close to the rubber sheet (5), the U-shaped insert (4) is inverted U-shaped, the two vertical walls of the U-shaped insert (4) are inserted into the corresponding slot (26), and the inner sides of the two vertical walls are provided with a slope two (28) corresponding to the slope one (27), the slope one (27) is provided with a cavity (29), the wedge-shaped block (30) is slidably arranged in the cavity (29), one end of the wedge-shaped block (30) away from the rubber sheet (5) penetrates the cavity wall of the cavity (29), the other end is provided with a spring (31), one end of the spring (31) away from the wedge-shaped block is in contact with the cavity wall of the cavity (29), the wedge-shaped block (30) is fixed below the push piece (32), the cavity wall of the cavity (29) is provided with a through hole corresponding to the position of the push piece (32), the push piece (32) extends out of the cavity (29) from the through hole, the slope two (28) is provided with a limiting groove (33) corresponding to the position of the wedge-shaped block (30).

7. The splicing structure of the assembled high ductility and anti-cracking precast beam slab according to claim 6, characterized in that, The lower surface of the horizontal part of the L-shaped plate (7), the outer insertion plate one (11), the right angle connecting piece one (12), the outer insertion plate two (15), the inner insertion plate one (16), the right angle connecting piece two (18) and the inner insertion plate two (21) are all fixed with rubber strips (34).

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