Composite double-layer steel grating convenient to disassemble and assemble

Abstract

The composite type double-layer steel grating convenient to disassemble and assemble comprises a first steel grating body and a second steel grating body, the first steel grating body and the second steel grating body are the same in size, notches are symmetrically formed in the rear side of the first steel grating body and the rear side of the second steel grating body, and positioning pins are arranged in the two sets of notches. Positioning assemblies are arranged in the middles of the two sides of the first steel grating and the middle of the two sides of the second steel grating correspondingly, splicing assemblies are arranged on the two sides of the positioning assemblies correspondingly, each splicing assembly comprises a first fixing block, a second fixing block and a friction rotating shaft, and the first fixing blocks and the second fixing blocks are fixedly installed on the outer walls of the second steel grating and the first steel grating correspondingly. Friction rotating shafts are fixedly arranged on the outer walls of the first fixing blocks, clamping plates are rotatably mounted on the outer walls of the friction rotating shafts, and meshing openings are formed in the clamping plates, so that the first steel grating and the second steel grating can be quickly dismounted, meanwhile, the mounting tightness of the steel grating is improved, and practicability is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to steel grating technical field especially is related to a composite double -deck steel grating convenient to dismouting. BACKGROUND

[0002] Steel grating is with flat steel according to certain interval and cross arrangement with crossbar (twisted, square steel, round steel and flat steel etc.), and welds into the steel product with square grid in the middle, steel grating has ventilation, lighting, heat dissipation, antiskid and explosion -proof and so on, composite steel grating is combined by the patterned board of sealing surface and steel grating with certain bearing capacity.

[0003] The prior art patent with the publication number CN219060577U proposes a composite double -deck steel grating convenient to dismouting, the steel grating is set up steel grating body, one side of steel grating body is provided with slide, and the inner side of one end of slide is installed with damping pivot, the outside of damping pivot is connected with limiting plate, and the other end of limiting plate is provided with mounting piece, the inner frame one side inner wall of steel grating body is provided with first clamping groove, and the other side inside of steel grating body is provided with recess, the inside of recess is connected with spring.

[0004] Although the above -mentioned steel grating is disassembled and assembled to double -deck steel grating through slide, limiting plate, baffle, clamping block, spring and air bag, but the above -mentioned double -deck steel grating is not enough fastening when installing and splicing, and is prone to looseness and side slip, and the fixing effect is poor, and is prone to misplacement of composite steel grating, and affects use etc., in view of the above -mentioned problem, therefore, a composite double -deck steel grating convenient to dismouting is improved and upgraded. UTILITY MODEL CONTENTS

[0005] The utility model is aimed at providing a composite double -deck steel grating convenient to dismouting to solve the problems in the above background art.

[0006] To solve the above problems, the following technical solutions are provided:

[0007] A composite double -deck steel grating convenient to dismouting is designed, which comprises a first steel grating and a second steel grating, the first steel grating and the second steel grating are the same size, the rear side of the first steel grating and the second steel grating is symmetrically provided with a slot, and the inside of the two groups of slots is provided with a positioning pin, the middle part of the two sides of the first steel grating and the second steel grating is provided with a positioning assembly, the two sides of the positioning assembly are provided with a splicing assembly, and the splicing assembly comprises a first fixed block, a second fixed block and a friction shaft.

[0008] Further, the first fixed block and the second fixed block are respectively fixedly installed on the outer wall of the second steel grating and the first steel grating, and the outer wall of the first fixed block is fixedly provided with a friction shaft.

[0009] Further, the outer wall of the friction rotating shaft is rotationally installed with a clamping plate, the clamping plate is internally provided with a bite opening, and the bite opening is internally provided in a semicircle shape.

[0010] Further, the outer wall of the second fixing block is fixedly provided with a clamping column, and the bite opening and the clamping column are size-fitted.

[0011] Further, the positioning assembly comprises a guide sliding plate, a threaded knob and a positioning plate, the upper and lower ends of the guide sliding plate are slidingly arranged on the outer walls of the first and second steel grating plates, the guide sliding plate is internally provided with a cavity, the cavity is internally provided with the positioning plate, and the number of the threaded knobs is two.

[0012] Further, the two threaded knobs are fixedly connected with threaded rods, the outer wall of the guide sliding plate is provided with two guide grooves, the outer walls of the first and second steel grating plates are both provided with threaded grooves on the two sides, the two threaded rods are threadedly connected in the positioning plate and are connected to the threaded grooves at the extending ends, and the threaded knobs are arranged on the guide grooves.

[0013] Compared with the prior art, the utility model has the advantages that:

[0014] 1. The utility model discloses a device is provided with friction rotating shaft, clamping plate, clamping column, first fixed block, guide sliding plate, threaded rod, positioning plate and other components, by rotating the clamping plate on the friction rotating shaft on the two sides first fixed block, the bite opening on the clamping plate is staggered with the clamping column on the second fixed block, then the two threaded knobs are rotated to drive the threaded rod, the threaded rod is rotated out of the positioning plate on the guide sliding plate, the threaded rod is rotated out, then the positioning plate is removed from the guide sliding plate, which is beneficial to the quick disassembly of the first steel grating plate and the second steel grating plate and improves the installation fastening property, and the device is convenient to disassemble and assemble, saves time and effort.

[0015] The specific embodiments of the utility model are disclosed in detail with reference to the following description and drawings, and the principle of the utility model can be adopted. It should be understood that the embodiments of the utility model are not limited in scope. The embodiments of the utility model include many changes, modifications and equivalents within the scope of the appended claims and clauses. DRAWINGS

[0016] The drawings are used to provide a further understanding of the utility model, and constitute a part of the specification, and are used together with the embodiments of the utility model to explain the utility model, and do not constitute a limitation on the utility model. In the drawings:

[0017] Figure 1 It is a composite double-layer steel grating overall structure convenient to disassemble of the utility model;

[0018] Figure 2 A composite double-layer steel grating rear side structure convenient to disassemble;

[0019] Figure 3 For Figure 1 Split structure diagram;

[0020] Figure 4 For Figure 3 Split structure diagram;

[0021] Figure 5 For Figure 3 Split structure diagram.

[0022] In the figure: 1, the first steel grating; 2, the second steel grating; 3, the splicing assembly; 31, the first fixed block; 32, the second fixed block; 33, the friction rotating shaft; 34, the clamping plate; 35, the occlusion; 36, the clamping column; 4, the positioning assembly; 41, the guide slide plate; 42, the threaded knob; 43, the threaded rod; 44, the guide groove; 45, the positioning plate; 46, the threaded groove; 5, the notch; 6, the positioning tip. DETAILED DESCRIPTION

[0023] In order to make the technical means, creative features, purposes and effects of the utility model easy to understand, the utility model is further described below in combination with specific embodiments.

[0024] As Figure 1 - Figure 5 The utility model provides a design a composite double-layer steel grating convenient to disassemble, including first steel grating 1 and second steel grating 2, first steel grating 1 and second steel grating 2 size same, first steel grating 1 and second steel grating 2 rear side symmetry are provided with notch 5, and two groups of notch 5 are provided with positioning tip 6 in the inside, and first steel grating 1 and second steel grating 2 both sides middle part are provided with positioning assembly 4, and positioning assembly 4 both sides are provided with splicing assembly 3, and splicing assembly 3 includes first fixed block 31, second fixed block 32 and friction rotating shaft 33.

[0025] Preferably, the first fixed block 31 and the second fixed block 32 are respectively fixedly installed on the outer walls of the second steel grating 2 and the first steel grating 1, the outer wall of the first fixed block 31 is fixedly provided with the friction rotating shaft 33, the outer wall of the friction rotating shaft 33 is rotatably installed with the clamping plate 34, the occlusion 35 is formed in the clamping plate 34, the occlusion 35 is in the shape of a semicircle, the outer wall of the second fixed block 32 is fixedly provided with the clamping column 36, and the size of the occlusion 35 and the clamping column 36 is matched.

[0026] The first steel grating 1 and the second steel grating 2 can be loosened by rotating the clamping plates 34 on the friction rotating shafts 33 of the first fixed blocks 31 on two sides, dislocating the clamping holes 35 on the clamping plates 34 from the clamping columns 36 on the second fixed blocks 32, and then rotating the clamping plates 34 to 90 degrees.

[0027] Preferably, the positioning assembly 4 comprises guide sliding plates 41, threaded knobs 42 and positioning plates 45, the upper and lower ends of the guide sliding plates 41 are slidably arranged on the outer walls of the first steel grating 1 and the second steel grating 2, cavities are formed in the guide sliding plates 41 and the positioning plates 45 are arranged in the cavities, the number of the threaded knobs 42 is two, the threaded knobs 42 are fixedly connected with threaded rods 43, two guide grooves 44 are formed in the outer walls of the guide sliding plates 41, threaded grooves 46 are formed in the outer walls of the first steel grating 1 and the second steel grating 2, the outer walls of the two threaded rods 43 are threadedly connected with the inside of the positioning plates 45 and the extension ends of the threaded rods 43 are connected with the threaded grooves 46, and the threaded knobs 42 are arranged on the guide grooves 44.

[0028] The first steel grating 1 and the second steel grating 2 can be quickly disassembled by rotating the two threaded knobs 42 to drive the threaded rods 43 to rotate out of the positioning plates 45 on the guide sliding plates 41, rotating the threaded rods 43 out, then moving the positioning plates 45 out of the guide sliding plates 41, and finally sliding the guide sliding plates 41 out of the first steel grating 1 and the second steel grating 2.

[0029] The use principle and process of the utility model are as follows: first, the staff pulls out the positioning plates 6 on the rear sides of the first steel grating 1 and the second steel grating 2, then rotates the clamping plates 34 on the friction rotating shafts 33 of the first fixed blocks 31 on two sides, dislocates the clamping holes 35 on the clamping plates 34 from the clamping columns 36 on the second fixed blocks 32, and then rotates the clamping plates 34 to 90 degrees, so that the first steel grating 1 and the second steel grating 2 are slightly loosened on two sides, at this time, the threaded rods 43 are rotated out of the positioning plates 45 on the guide sliding plates 41 by rotating the two threaded knobs 42 to drive the threaded rods 43 to rotate out, the threaded rods 43 are rotated out, then the positioning plates 45 are moved out of the guide sliding plates 41, and finally the guide sliding plates 41 are slid out of the first steel grating 1 and the second steel grating 2, so that the first steel grating 1 and the second steel grating 2 can be quickly disassembled, and vice versa, two steel gratings can be quickly assembled, so that the two steel gratings can be quickly disassembled and the installation fastening is improved.

[0030] In the description of the utility model, it is necessary to explain, unless another explicit provision and limitation, the term "installation", "set with", "connection" and the like should do broad sense understanding, for example "connection", can be fixed connection, also can be detachable connection, or integral connection;Can be mechanical connection, also can be electrical connection;Can be directly connected, also can be indirectly connected through intermediate medium, can be two elements inside the communication.For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to specific circumstances.

[0031] In the description of the embodiment, the orientation or position relationship of the terms "upper", "lower", "right", etc. is based on the orientation or position relationship shown in the drawings, which is only for the convenience of description and simplification of operation, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, therefore it cannot be understood as a limitation on the utility model. In addition, the terms "first", "second" are only used to distinguish in the description, and have no special meaning.

Claims

1. A composite double-layer steel grating which is easy to assemble and disassemble, characterized in that, The utility model provides a steel grating is connected to the first steel grating (1) and the second steel grating (2) of the first steel grating (1) and the second steel grating (2) are symmetrical and are provided with the notched (5) of the first steel grating (1) and the second steel grating (2) in the back side, and the first steel grating (1) and the second steel grating (2) are provided with the positioning assembly (4) in the middle of both sides, and the positioning assembly (4) is provided with the splicing assembly (3) on both sides, and the splicing assembly (3) includes the first fixed block (31), the second fixed block (32) and the friction rotating shaft (33).

2. The composite double-layer steel grating according to claim 1, wherein, The first fixed block (31) and the second fixed block (32) are fixedly installed on the outer wall of the second steel grating (2) and the first steel grating (1) respectively, and the outer wall of the first fixed block (31) is fixedly provided with the friction rotating shaft (33).

3. The composite double-layer steel grating according to claim 2, wherein, The outer wall of the friction rotating shaft (33) is rotatably provided with the clamping plate (34), the clamping plate (34) is provided with the occlusal opening (35) in the inside, and the occlusal opening (35) is provided with the shape of "semicircle" in the inside.

4. The composite double-layer steel grating according to claim 3, wherein, The outer wall of the second fixed block (32) is fixedly provided with the clamping column (36), and the occlusal opening (35) and the clamping column (36) are size compatible.

5. The composite double-layer steel grating according to claim 1, wherein The positioning assembly (4) includes the guide sliding plate (41), the threaded knob (42) and the positioning plate (45), the guide sliding plate (41) is slidably arranged on the outer wall of the first steel grating (1) and the second steel grating (2) at the upper and lower ends, the guide sliding plate (41) is provided with a cavity in the inside and is provided with the positioning plate (45) in the inside, and the threaded knob (42) is provided with two.

6. The composite double-layer steel grating according to claim 5, wherein Two threaded knobs (42) are fixedly connected with the threaded rod (43), the outer wall of the guide sliding plate (41) is provided with two guide grooves (44), the outer wall of the first steel grating (1) and the second steel grating (2) is provided with a threaded groove (46) on both sides, the outer wall of two threaded rods (43) is screw-connected in the inside of the positioning plate (45) and is connected on the threaded groove (46) at the extension end, and the threaded knob (42) is arranged on the guide groove (44).

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