Solid wood stair corner stable connecting device

Abstract

The utility model relates to a solid wood stair corner stable connecting device which comprises a connecting plate. A supporting frame is connected to the bottom of the connecting plate in an inserted mode, a first mounting block is arranged on the right side of the connecting plate, a second mounting block located on the rear side of the first mounting block is arranged on the right side of the connecting plate, two first inserting grooves which are symmetrically distributed front and back are formed in the right side of the connecting plate, and the supporting frame provides needed supporting for the connecting plate. In addition, the first mounting block and the second mounting block can be replaced according to the actual situation on site, so that the inclination angle of the face, connected with the handrail body, of the first mounting block and the second mounting block better conforms to the reality; and the stability of the first mounting block and the second mounting block after mounting can be improved under the action of a first inserting block, a stud and a nut, subsequent connection with the handrail body is facilitated, assembly type mounting is adopted, and the convenience in the mounting process is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of staircase handrail connection, in particular to a solid wood staircase corner stable connection device. Background Technique

[0002] The staircase handrail is an important part of a solid wood staircase. It combines practicality and decoration. It not only provides stable support for users, but also enhances the beauty of the staircase.

[0003] Most of the existing staircase handrails are connected by elbows at the corners. Although they are beautiful, the installation process is rather troublesome. And for some elbows at the corners, installers need to manually bend the elbow wood and then cut and install it, which is rather inconvenient. Therefore, a solid wood staircase corner stable connection device is proposed to solve the above problems. Summary of the Utility Model

[0004] The technical problem to be solved by the utility model is to provide a solid wood staircase corner stable connection device to overcome the above deficiencies in the prior art.

[0005] The technical solution for the utility model to solve the above technical problems is as follows: A solid wood staircase corner stable connection device includes a connecting plate; a support frame is inserted at the bottom of the connecting plate, a first mounting block is arranged on the right side of the connecting plate, a second mounting block is arranged on the right side of the connecting plate and behind the first mounting block, two first insertion slots are formed on the right side of the connecting plate and are symmetrically distributed front and back, first insertion blocks extending into the interior of the first insertion slots are fixedly installed on the left sides of the first mounting block and the second mounting block, two connection slots are formed at the bottom of the connecting plate and are symmetrically distributed front and back, two mounting holes are formed on the right side of the connecting plate and are symmetrically distributed front and back, the mounting holes communicate with the interior of the connection slots, studs with the other ends passing through the mounting holes and extending into the interior of the connection slots are fixedly installed inside the first mounting block and the second mounting block, nuts with the right sides fitting against the right inner walls of the connection slots are threadedly connected to the outer sides of the studs, and handrail bodies are inserted into the right sides of the first mounting block and the tops of the second mounting block.

[0006] The beneficial effects of the utility model are: The support frame provides the required support for the connecting plate, facilitating the assembly of subsequent components, and the first mounting block and the second mounting block can be replaced according to the actual situation on site, making the inclination angle of the surface connected to the handrail body more in line with the reality. Moreover, the first mounting block and the second mounting block can improve the stability after installation under the action of the first insertion blocks, studs and nuts, facilitating subsequent connection with the handrail body, and it is an assembled installation, improving the convenience during the installation process.

[0007] On the basis of the above technical solutions, the present utility model can also be improved as follows.

[0008] Further, second insertion slots are provided on the right side of the first mounting block and the top of the second mounting block, and second insertion blocks extending into the second insertion slots are fixedly connected to the joints of the two armrest bodies with the first mounting block and the second mounting block.

[0009] Further, positioning grooves are provided inside the two armrest bodies, and positioning rods extending into the positioning grooves are fixedly installed at the joints of the first mounting block and the second mounting block with the armrest bodies.

[0010] Further, limiting grooves are provided on the front side of the first mounting block and the rear side of the second mounting block, limiting blocks are inserted into the two limiting grooves, and the two limiting blocks respectively penetrate through the two second insertion blocks.

[0011] Further, support columns are fixedly installed at the bottoms of the two armrest bodies.

[0012] Further, the left sides of the first insertion block and the second insertion block are both rectangular. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 is a three-dimensional structural diagram of the present utility model;

[0014] Figure 2 is a three-dimensional structural diagram of another perspective of the present utility model;

[0015] Figure 3 is a bottom three-dimensional structural diagram of the present utility model;

[0016] Figure 4 is a front cross-sectional structural diagram of the present utility model;

[0017] Figure 5 is a bottom structural diagram of the connecting plate of the present utility model;

[0018] Figure 6 is an exploded diagram of the present utility model.

[0019] In the drawings, the list of components represented by each reference numeral is as follows:

[0020] 1, connecting plate; 2, support frame; 3, first mounting block; 4, second mounting block; 5, first insertion slot; 6, first insertion block; 7, connection slot; 8, mounting hole; 9, stud; 10, nut; 11, armrest body; 12, second insertion slot; 13, second insertion block; 14, positioning groove; 15, positioning rod; 16, limiting groove; 17, limiting block; 18, support column. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0021] The principles and features of the present utility model will be described below in conjunction with the accompanying drawings. The examples given are only used to explain the present utility model and are not intended to limit the scope of the present utility model.

[0022] Example 1, as Figures 1 to 6 shown, a solid wood staircase corner stable connection device includes a connecting plate 1; a support frame 2 is inserted at the bottom of the connecting plate 1, a first mounting block 3 is arranged on the right side of the connecting plate 1, a second mounting block 4 is arranged on the right side of the connecting plate 1 and behind the first mounting block 3, two first insertion slots 5 are formed in the right side of the connecting plate 1 and are symmetrically distributed front and back, first insertion blocks 6 extending into the interior of the first insertion slots 5 are fixedly installed on the left sides of the first mounting block 3 and the second mounting block 4, two connecting slots 7 are formed in the bottom of the connecting plate 1 and are symmetrically distributed front and back, two mounting holes 8 are formed in the right side of the connecting plate 1 and are symmetrically distributed front and back, the mounting holes 8 are communicated with the interiors of the connecting slots 7, stud bolts 9 with the other ends passing through the mounting holes 8 and extending into the interiors of the connecting slots 7 are fixedly installed in the first mounting block 3 and the second mounting block 4, nuts 10 with the right sides being in fit with the right inner walls of the connecting slots 7 are in threaded transmission connection with the outer sides of the stud bolts 9, and armrest bodies 11 are inserted into the right sides of the first mounting block 3 and the tops of the second mounting block 4.

[0023] The top of the support frame 2 supports the connecting plate 1. Through the docking of the first insertion blocks 6 and the first insertion slots 5, and the stud bolts 9 also play a guiding role, making the installation more convenient. Then, the nuts 10 are tightened so that the nuts 10 gradually fit with the right inner walls of the connecting slots 7 to complete the fixation of the first mounting block 3 and the second mounting block 4. Then, the first mounting block 3 and the second mounting block 4 are connected to the armrest bodies 11. After the connection is completed, the support frame 2 can be removed, and the bottom of the connecting plate 1 can be filled to make the connection part more firm and extend its service life. During the insertion process, epoxy resin glue can also be coated on the two mutually contacting surfaces to improve its stability.

[0024] Example 2, as Figures 1 to 6 shown, this example is a further improvement based on Example 1, specifically as follows: Second insertion slots 12 are formed in the right sides of the first mounting block 3 and the tops of the second mounting block 4, and second insertion blocks 13 extending into the interiors of the second insertion slots 12 are fixedly connected to the connection parts of the two armrest bodies 11 and the first mounting block 3 and the second mounting block 4.

[0025] It is convenient for the first mounting block 3 and the second mounting block 4 to connect to the armrest bodies 11. Through the cooperation of the second insertion slots 12 and the second insertion blocks 13, the installation is more convenient.

[0026] Example 3, as Figures 1 to 6As shown in the figure, this embodiment is a further improvement based on Embodiment 1, and the specific details are as follows: Positioning grooves 14 are respectively formed inside the two armrest bodies 11, and positioning rods 15 extending into the positioning grooves 14 are fixedly installed at the joints of the first mounting block 3 and the second mounting block 4 with the armrest body 11.

[0027] By extending the positioning rods 15 into the positioning grooves 14, the stability of the connection between the first mounting block 3 and the second mounting block 4 and the armrest body 11 is enhanced.

[0028] Embodiment 4, as Figures 1 to 6 As shown in the figure, this embodiment is a further improvement based on Embodiment 2, and the specific details are as follows: Limiting grooves 16 are respectively formed on the front side of the first mounting block 3 and the rear side of the second mounting block 4, limiting blocks 17 are inserted into the two limiting grooves 16, and the two limiting blocks 17 respectively penetrate through the two second insertion blocks 13.

[0029] The tightness of the connection between the first mounting block 3 and the second mounting block 4 and the armrest body 11 is further improved.

[0030] Embodiment 5, as Figures 1 to 6 As shown in the figure, this embodiment is a further improvement based on Embodiment 1, and the specific details are as follows: Support columns 18 are fixedly installed at the bottoms of the two armrest bodies 11.

[0031] The bottom of the armrest body 11 is supported to facilitate subsequent installation.

[0032] Embodiment 6, as Figures 1 to 6 As shown in the figure, this embodiment is a further improvement based on Embodiment 1, and the specific details are as follows: The left sides of the first insertion block 6 and the second insertion block 13 are both rectangular.

[0033] It has reliable connectivity and is easy to install and maintain at the same time.

[0034] Although the embodiments of the present invention have been shown and described above, it can be understood that the above embodiments are exemplary and should not be construed as limitations on the present invention. Those of ordinary skill in the art can make changes, modifications, substitutions, and variations to the above embodiments within the scope of the present invention.

Claims

1. A solid wood staircase corner stable connection device, characterized in that, It includes a connecting plate (1); a support frame (2) is inserted at the bottom of the connecting plate (1), a first mounting block (3) is arranged on the right side of the connecting plate (1), a second mounting block (4) is arranged on the right side of the connecting plate (1) and behind the first mounting block (3), two first insertion slots (5) which are symmetrically distributed front and back are formed on the right side of the connecting plate (1), first insertion blocks (6) extending into the first insertion slots (5) are fixedly installed on the left sides of the first mounting block (3) and the second mounting block (4), two connecting slots (7) which are symmetrically distributed front and back are formed at the bottom of the connecting plate (1), two mounting holes (8) which are symmetrically distributed front and back are formed on the right side of the connecting plate (1), the mounting holes (8) are communicated with the interiors of the connecting slots (7), studs (9) with the other ends passing through the mounting holes (8) and extending into the connecting slots (7) are fixedly installed inside the first mounting block (3) and the second mounting block (4), nuts (10) with the right sides being in fit with the right inner walls of the connecting slots (7) are in threaded transmission connection with the outer sides of the studs (9), and armrest bodies (11) are inserted on the right sides of the first mounting block (3) and the tops of the second mounting block (4).

2. The solid wood staircase corner stable connection device according to claim 1, characterized in that, Second insertion slots (12) are formed on the right sides of the first mounting block (3) and the tops of the second mounting block (4), and second insertion blocks (13) extending into the second insertion slots (12) are fixedly connected to the joints of the two armrest bodies (11) and the first mounting block (3) and the second mounting block (4).

3. The solid wood staircase corner stable connection device according to claim 1, characterized in that, Positioning grooves (14) are formed inside the two armrest bodies (11), and positioning rods (15) extending into the positioning grooves (14) are fixedly installed at the joints of the first mounting block (3) and the second mounting block (4) and the armrest bodies (11).

4. The solid wood staircase corner stable connection device according to claim 2, characterized in that, Restricting grooves (16) are formed on the front sides of the first mounting block (3) and the rear sides of the second mounting block (4), restricting blocks (17) are inserted into the two restricting grooves (16), and the two restricting blocks (17) respectively penetrate through the two second insertion blocks (13).

5. The solid wood staircase corner stable connection device according to claim 1, characterized in that, Support columns (18) are fixedly installed at the bottoms of the two armrest bodies (11).

6. The solid wood staircase corner stable connection device according to claim 1, characterized in that The left sides of the first insertion blocks (6) and the second insertion blocks (13) are both rectangular.

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