Aluminum profile connection fitting

Abstract

The invention discloses an aluminum profile connection accessory, comprising a positioning block and a clamping block. A positioning groove is provided on one side of the positioning block, the positioning groove is a semi-open groove, one end of the positioning groove is closed, a protruding positioning strip is provided on the side of the positioning block opposite to the positioning groove, the positioning strip is arranged in parallel with the positioning groove, the positioning strip is matched with the opening of the side guide groove of the aluminum profile, a first screw hole is provided on the positioning strip for the bolt to pass through, the first screw hole is connected to the positioning groove, the clamping block is arranged in the side guide groove of the aluminum profile, a second screw hole matched with the first screw hole is provided on the clamping block, the positioning block is fixed on the aluminum profile through the cooperation of the positioning block and the clamping block, and then the aluminum profile connector connected with the aluminum profile is directly clamped in the positioning groove of the positioning block, one end of the positioning groove is closed, so that the aluminum profile connector will not fall off, the disassembly and assembly are simple, and the stability after fixation is strong.

Description

Technical Field

[0001] The invention relates to the technical field of connecting pieces, and in particular to an aluminum profile connecting fitting. Background Art

[0002] Since aluminum profiles have the characteristics of light weight, corrosion resistance, excellent machinability, and high recyclability, since 2012, with my country's large-scale infrastructure investment and rapid advancement of industrialization, the output and consumption of the entire aluminum profile industry have grown rapidly, and my country has also become the world's largest aluminum profile production base and consumer market. In the use of exhibitions, aluminum profiles usually need to be connected in different directions, and usually need to be processed. After processing, they cannot be reused, and the installation is time-consuming and laborious. In addition, aluminum profiles connected by some simple methods in the prior art usually produce certain movements, making the aluminum profile bracket not stable enough, affecting the use.

[0003] The Chinese patent No. 201820345676.8 provides an aluminum profile connector that can achieve lossless connection of aluminum profiles in different directions, and is convenient and quick to install, and has strong stability after connection. However, it requires special connecting fixtures to be fixed with other aluminum profiles. The connecting fixtures and the connectors are inconvenient to install, and the connectors are easy to slide in the semi-closed grooves of the aluminum profiles after connection. It is not suitable for connecting horizontal aluminum profiles to vertical aluminum profiles. Summary of the invention

[0004] The technical problem to be solved by the present invention is to provide an accessory suitable for aluminum profile connectors, which can realize lossless fixation of aluminum profiles in various directions, has a simple structure, is quick and convenient to install, and has strong stability after fixation.

[0005] In order to solve the above technical problems, the present invention provides an aluminum profile connection accessory, including a positioning block and a clamping block, a positioning groove is provided on one side of the positioning block, the positioning groove is a semi-open groove, one end of the positioning groove is closed, and a protruding positioning strip is provided on the side of the positioning block opposite to the positioning groove, the positioning strip is arranged parallel to the positioning groove, the positioning strip coincides with the opening of the side guide groove of the aluminum profile, the positioning strip is provided with a first screw hole for a bolt to pass through, the first screw hole is connected to the positioning groove, the clamping block is arranged in the side guide groove of the aluminum profile, and the clamping block is provided with a second screw hole that cooperates with the first screw hole, the positioning block is fixed to the aluminum profile through the cooperation of the positioning block and the clamping block, and then the aluminum profile connector connected with the aluminum profile is directly clamped in the positioning groove of the positioning block, and one end of the positioning groove is closed, so that the aluminum profile connector will not fall off, the disassembly and assembly are simple, and the stability is strong after fixation.

[0006] Furthermore, the positioning block is a square block, and the shape of the positioning block is adapted to the cross section of the aluminum profile, thereby ensuring the beauty of the aluminum profile bracket.

[0007] Furthermore, cloth slots corresponding to the aluminum profiles are arranged on both sides of the positioning slot, which is suitable for hanging display fabrics at exhibitions.

[0008] Furthermore, a guide angle is provided at one end of the cloth slot close to the side of the positioning block to facilitate pressing the spread cloth into the cloth slot.

[0009] Furthermore, at least two of the first screw holes and the second screw holes are provided along the length direction of the positioning groove to ensure that the positioning block is firmly positioned on the aluminum profile.

[0010] Furthermore, the positioning block is made of PVC or HDPE material, which is easy to manufacture.

[0011] Furthermore, the length of the block is greater than the opening width of the side guide groove of the aluminum profile, and the width of the block is less than or equal to the opening width of the side guide groove of the aluminum profile. The second screw hole extends downward to form a vertical tube, and the lower part of the block is provided with a compression spring whose upper end is clamped outside the vertical tube. The block does not need to be held and will not fall off, so it is easy to install.

[0012] Furthermore, the thickness of the portion of the positioning strip extending out of the positioning block is less than the thickness of the opening wall of the side guide groove of the aluminum profile, and buckles are provided at the four corners of the positioning strip to hook the inner edge of the opening wall of the side guide groove of the aluminum profile. The two ends of the first screw hole are respectively connected to side panels, and the spacing between the two side panels is equal to the width of the block. The block is limited and cannot rotate, which is convenient for installation and adjustment.

[0013] Furthermore, a slotted opening is provided at the upper portion of the second screw hole to facilitate adjustment of the clamping block.

[0014] The beneficial effects of the present invention are as follows: the aluminum profile can be directly inserted into the positioning groove of the connecting accessory through the connecting piece, the disassembly and assembly are simple and convenient, the aluminum profile can be non-destructively fixed in various directions, the structure is simple, and the stability after fixation is strong. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 is a structural schematic diagram of embodiment 1 of the present invention;

[0016] Figure 2 is a structural schematic diagram of embodiment 2 of the present invention;

[0017] Figure 3 is a structural schematic diagram of embodiment 3 of the present invention;

[0018] Figure 4 It is a schematic diagram of the working structure of the present invention. DETAILED DESCRIPTION

[0019] The present invention is further described below in conjunction with the accompanying drawings and specific embodiments so that those skilled in the art can better understand the present invention and implement it, but the embodiments are not intended to limit the present invention.

[0020] Reference Figure 1 As shown, an embodiment 1 of an aluminum profile 30 connecting accessory of the present invention comprises a positioning block 10 and a clamping block 20. The positioning block 10 is used to position a structure similar to the aluminum profile connector 40 shown in Chinese Patent No. 201820345676.8. A positioning groove 11 is provided on one side of the positioning block 10. The positioning groove 11 is a semi-open groove. One end of the positioning groove 11 is closed. The clamping block 20 of the aluminum profile connector 40 is inserted into the positioning groove 11 from the open end of the positioning groove 11, and then is blocked by the closed end of the positioning groove 11 and cannot be further inserted. It is only necessary to avoid placing the open end of the positioning groove 11 downward to ensure that the aluminum profile connector 40 will not fall off the positioning groove 11. When the position of the connecting accessory is fixed, the position of the aluminum profile 30 connected by the aluminum profile connector 40 is fixed. In order to facilitate the fixing of the positioning block 10, a protruding positioning strip 12 is provided on the side of the positioning block 10 opposite to the positioning groove 11. The positioning strip 12 is arranged parallel to the positioning groove 11. 12 is consistent with the opening of the side guide groove 31 of the aluminum profile 30. The positioning block 10 is clamped at the opening of the side guide groove 31 of the aluminum profile 30 through the positioning bar 12 to ensure that the positioning block 10 will not rotate arbitrarily and make the direction of the positioning groove 11 the direction required to cooperate. The positioning bar 12 is provided with a first screw hole 13 for the bolt to pass through, and the first screw hole 13 is connected to the positioning groove 11. The clamping block 20 is arranged in the side guide groove 31 of the aluminum profile 30. The clamping block 20 is provided with a second screw hole 21 that cooperates with the first screw hole 13. The bolt passes through the first screw hole 13 and the second screw hole 21, and the fixing block and the clamping block 20 are locked, and the opening wall of the side guide groove 31 of the aluminum profile 30 is clamped, so that the position of the positioning block 10 is fixed. In order to further ensure the stable fixation of the positioning block 10, at least two of the first screw hole 13 and the second screw hole 21 are provided along the length direction of the positioning groove 11. The material of the positioning block 10 is PVC material or HDPE material, which is low in cost and convenient to manufacture, and the structural strength meets the use requirements.

[0021] Reference Figure 2As shown, it is a structural schematic diagram of embodiment 2 of the present invention. In order to improve the aesthetics of the aluminum profile 30 frame, the positioning block 10 is a square block. The shape of the positioning block 10 is adapted to the cross-section of the aluminum profile 30. The side of the positioning block 10 is in the same plane as the side of the aluminum profile 30, which further improves the supporting strength of the connecting accessories. Furthermore, the connecting accessories of the present invention are suitable for hanging exhibition cloths. Cloth grooves 14 corresponding to the aluminum profile 30 are provided on both sides of the positioning groove 11 to ensure that when the cloth is fixed on all four sides, the four corners of the cloth can be embedded in the cloth groove 14 to ensure the flatness and stable fixation of the cloth. The cloth groove 14 is also provided with a guide angle 15 at one end close to the side of the positioning block 10 to facilitate pressing the cloth into the cloth groove 14.

[0022] Reference Figure 3 As shown, it is a schematic diagram of the structure of the third embodiment of the present invention. When fixing the positioning block 10, since the block 20 is placed in the side guide groove 31 of the aluminum profile 30, it is easy to fall off, which is inconvenient to install the positioning block 10. Therefore, in this embodiment, the length of the block 20 is set to be greater than the opening width of the side guide groove 31 of the aluminum profile 30, and the width of the block 20 is less than or equal to the opening width of the side guide groove 31 of the aluminum profile 30, so that the block 20 is convenient to be directly inserted into the guide groove 31 from the opening of the side guide groove 31 of the aluminum profile 30. The block 20 is easy to be set along this direction. Therefore, after the card block 20 is placed in the guide groove 31, the card block 20 is rotated so that the length direction of the card block 20 is perpendicular to the length direction of the guide groove 31. The second screw hole 21 extends downward to form a vertical tube 22. The lower part of the card block 20 is provided with a compression spring 23 whose upper end is clamped outside the vertical tube 22. The compression spring 23 presses the card block 20 against the inner wall of the opening of the guide groove 31. Under the action of the compression spring 23, there is no need to hold the card block 20, and the card block 20 will not fall, which is convenient for installation. In order to facilitate the rotation of the card block 20, the second screw hole 2 1 is provided with a slotted opening 24, and the block 20 can be twisted with a slotted screwdriver. Furthermore, the thickness of the portion of the positioning strip 12 extending from the positioning block 10 is less than the thickness of the opening wall of the side guide groove 31 of the aluminum profile 30, so the block 20 can clamp the opening wall of the guide groove 31 with the positioning block 10 to ensure the stability of the connection of the positioning block 10. The four corners of the positioning strip 12 are provided with buckles 16 that hook the inner edge of the opening wall of the side guide groove 31 of the aluminum profile 30, so that the positioning block 10 does not need to be held during the process, and the positioning block 10 will not be pulled out of the aluminum profile 3 0 falls off, both ends of the first screw hole 13 are connected with side plates 17 respectively, the spacing between the two side plates 17 is equal to the width of the block 20, during installation, the position of the block 20 is set in the guide groove 31, and then the positioning block 10 is placed, the side plates 17 clamp the block 20, the block 20 is positioned, the block 20 cannot rotate, even if the block 20 does not contact the side wall of the guide groove 31, it can be positioned and tightened, and at the same time, it can also slide along the guide groove 31 to adjust the position when it is not tightened, and the block 20 will not fall off even if it is temporarily stopped during installation.

[0023] Reference Figure 4 As shown, when the present invention is in use, the compression spring is first clamped on the vertical pipe, and then the compression spring is placed inwardly from the opening of the profile guide groove into the guide groove. When the compression spring contacts the bottom of the guide groove, the block part enters the opening of the profile guide groove, and the block is pressed down continuously, the compression spring is deformed, and then the block is rotated so that its length direction is perpendicular to the length direction of the guide groove. Under the action of the compression spring, the block will not fall without being held. Then the positioning bar of the positioning block is clamped into the opening of the profile guide groove, and the two side plates are located on both sides of the width direction of the block to position the block. The block cannot be rotated, and can be positioned and tightened even if the block does not contact the side wall of the guide groove, and can be slid along the guide groove to adjust the position. Even if the block is temporarily stopped during installation, it will not fall. After the positioning block is installed, the aluminum profile connector is inserted into the positioning groove from the open end of the positioning groove, and the aluminum profile is fixed. The installation is simple and convenient, and non-destructive fixation of the aluminum profile in various directions is achieved. The structure is simple and the stability after fixation is strong.

[0024] The above-described embodiments are only preferred embodiments for fully illustrating the present invention, and the protection scope of the present invention is not limited thereto. Equivalent substitutions or changes made by those skilled in the art based on the present invention are within the protection scope of the present invention. The protection scope of the present invention shall be subject to the claims.

Claims

1. An aluminum profile connection fitting, characterized in that: The invention comprises a positioning block and a clamping block, wherein a positioning groove is provided on one side of the positioning block, the positioning groove is a semi-open groove, one end of the positioning groove is closed, a protruding positioning strip is provided on the side opposite to the positioning groove of the positioning block, the positioning strip is arranged in parallel with the positioning groove, the positioning strip coincides with the opening of the side guide groove of the aluminum profile, the positioning strip is provided with a first screw hole for a bolt to pass through, the first screw hole is connected to the positioning groove, the clamping block is arranged in the side guide groove of the aluminum profile, and the clamping block is provided with a second screw hole matching the first screw hole; clamping grooves corresponding to the aluminum profile are arranged on both sides of the positioning groove; the positioning block is used to position the aluminum profile connector, the clamping block of the aluminum profile connector is inserted into the positioning groove from the open end of the positioning groove, and then is blocked by the closed end of the positioning groove and cannot be inserted further, and it is only necessary to avoid placing the open end of the positioning groove downward to ensure that the aluminum profile connector will not fall off from the positioning groove.

2. An aluminum profile connection fitting according to claim 1, characterized in that: The positioning block is a square block, and the shape of the positioning block is adapted to the cross section of the aluminum profile.

3. The aluminum profile connection fitting according to claim 1, characterized in that: A guide angle is provided at one end of the cloth slot close to the side surface of the positioning block.

4. The aluminum profile connection fitting according to claim 1, characterized in that: At least two of the first screw holes and the second screw holes are arranged along the length direction of the positioning groove.

5. The aluminum profile connection fitting according to claim 1, characterized in that: The positioning block is made of PVC or HDPE.

6. The aluminum profile connection fitting according to claim 1, characterized in that: The length of the block is greater than the opening width of the side guide groove of the aluminum profile, and the width of the block is less than or equal to the opening width of the side guide groove of the aluminum profile. The second screw hole extends downward to form a vertical tube, and a compression spring with an upper end clamped outside the vertical tube is provided at the lower part of the block.

7. An aluminum profile connection fitting according to claim 6, characterized in that: The thickness of the portion of the positioning strip extending out of the positioning block is less than the thickness of the opening wall of the side guide groove of the aluminum profile. The four corners of the positioning strip are provided with buckles that hook the inner edge of the opening wall of the side guide groove of the aluminum profile. The two ends of the first screw hole are respectively connected to side plates, and the spacing between the two side plates is equal to the width of the block.

8. The aluminum profile connection fitting according to claim 6, characterized in that: A straight opening is arranged on the upper portion of the second screw hole.

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