Junction box connection structure of stainless steel protection tube

Abstract

The utility model discloses a junction box connection structure of a stainless steel protection tube, which relates to the technical field of circuit accessories and comprises a junction box main body, a connection hole, a first limiting mechanism, a first connection sleeve, a first hollow circular truncated cone, a second hollow circular truncated cone, a first sliding groove, a clamping mechanism, a second sliding groove, a moving mechanism, a second connection sleeve and a rotating mechanism. The first connecting sleeve and the first threaded hollow column are fixed by rotating the first connecting sleeve, a limiting sliding ring is driven to move through a rotating mechanism, and a fixing key is driven to slide on a second hollow circular truncated cone through cooperation of the limiting sliding ring, a moving mechanism and a second sliding groove, so that the fixing key clamps and fixes protection pipes with different pipe diameters. And the method is not limited to a protection tube with one tube diameter.

Description

Technical Field

[0001] The utility model relates to the technical field of circuit accessories, in particular to a junction box connection structure of a stainless steel protective tube. Background Art

[0002] Cable protection conduits are mechanically strong metal tubes installed over cables to protect them from damage. They are primarily installed where communication cables and power lines intersect. They prevent power line breaks and short circuits, which could cause the communication cables and wire ropes to become live. They protect the cables, switches, and circuit boards, ultimately preventing damage to the entire device. They also provide some isolation from magnetic interference from the power lines.

[0003] In the Chinese patent with the authorization announcement number CN218919894U, a junction box connection structure for a stainless steel protective tube is disclosed. Several through-holes are provided on each side end face of the junction box body; the pipe joint is a two-stage structure, including a joint body and a baffle provided at the bottom of the joint body, the baffle being concentrically arranged with the joint body, the joint body being a tubular structure, and having a wire-passing hole formed thereon that passes through the joint body and the baffle; the pipe joint is installed in the junction box body, the diameter of the joint body being smaller than the connection hole on the junction box body, the joint body passing through the connection hole, the overall area of ​​the baffle being larger than the diameter of the connection hole, the baffle abutting against the inner wall of the junction box body, fixing the pipe joint in the junction box body; an external thread structure is formed on the outer surface of the joint body; an internal thread structure is formed on the inner wall of the opening where the protective tube and the joint body meet; the pipe joint and the protective tube are fixedly matched by the thread structure.

[0004] However, this device can only fix protective tubes of one diameter, which has certain limitations and cannot be adjusted and fixed according to the diameter of the protective tube. Therefore, improvement is urgently needed. Utility Model Content

[0005] In view of the shortcomings of the existing technology, the purpose of the present invention is to provide a junction box connection structure for a stainless steel protective tube, aiming to solve the above technical problems.

[0006] In order to achieve the above purpose, the present invention adopts the following technical solutions:

[0007] A junction box connection structure with a stainless steel protective tube includes a junction box body and a connection hole, and further includes:

[0008] A first limiting mechanism is provided on the wiring box body and is fixedly connected to the wiring box body;

[0009] a first connecting sleeve, cooperating with the first limiting mechanism, for limiting and fixing the position of the first connecting sleeve;

[0010] A first hollow truncated cone is provided on the first connecting sleeve and is fixedly connected to the first connecting sleeve;

[0011] A second hollow truncated cone is fixedly mounted on the first connecting sleeve;

[0012] There are multiple first sliding grooves, and the multiple first sliding grooves are arranged on the second hollow circular platform;

[0013] A plurality of clamping mechanisms are provided, wherein the plurality of clamping mechanisms are arranged on the second hollow truncated table and are slidably connected to the second hollow truncated table;

[0014] There are multiple second sliding grooves, and the multiple second sliding grooves are arranged on the clamping mechanism;

[0015] A moving mechanism is provided on the clamping mechanism and is slidably connected to the clamping mechanism;

[0016] A second connecting sleeve, fixedly arranged on the second hollow circular platform;

[0017] The rotating mechanism is arranged on the second connecting sleeve and is rotationally connected to the second connecting sleeve.

[0018] Preferably, the first limiting mechanism includes:

[0019] A fixed hollow plate, fixedly arranged on the wire box body;

[0020] The first threaded hollow column is arranged on the fixed hollow plate and is fixedly connected to the fixed hollow plate.

[0021] Preferably, the clamping mechanism comprises:

[0022] There are multiple first limit sliding keys, and the multiple first limit sliding keys are arranged on the second hollow truncated platform and are slidably connected to the second hollow truncated platform;

[0023] There are multiple fixed keys, and the multiple fixed keys are fixedly set on the first limiting sliding key.

[0024] Preferably, the moving mechanism comprises:

[0025] There are multiple second limit sliding keys, and the multiple second limit sliding keys are arranged on the fixed key and are slidably connected to the fixed key;

[0026] The movable ring is fixedly arranged on the second limit sliding key.

[0027] Preferably, the rotation mechanism comprises:

[0028] A second threaded hollow column, disposed on the second connecting sleeve and rotatably connected to the second connecting sleeve;

[0029] The rotating disk is fixedly arranged on the second threaded hollow column.

[0030] Preferably, the rotating mechanism further comprises:

[0031] A rotating groove is provided on the movable ring;

[0032] The limiting sliding ring is arranged on the second threaded hollow column and is fixedly connected to the second threaded hollow column.

[0033] Preferably, the second sliding groove is provided on the fixed key; and the limiting sliding ring is rotatably connected to the movable ring.

[0034] In summary, due to the adoption of the above technical solution, the beneficial effects of the present invention are:

[0035] By rotating the first connecting sleeve, the first connecting sleeve and the first threaded hollow column are fixed, the limiting sliding ring is driven to move by the rotating mechanism, and the fixed key is driven to slide on the second hollow circular table through the cooperation between the limiting sliding ring, the moving mechanism and the second sliding groove, so that the fixed key can clamp and fix protective tubes of different diameters, and is no longer limited to protective tubes of one diameter. BRIEF DESCRIPTION OF THE DRAWINGS

[0036] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0037] Figure 1 A schematic diagram of the three-dimensional structure of a junction box connection structure of a stainless steel protective tube is shown.

[0038] Figure 2 A top view of a junction box connection structure with a stainless steel protective tube is shown.

[0039] Figure 3 A side view of a junction box connection structure with a stainless steel protective tube is shown.

[0040] Figure 4 Shown Figure 3 Cross-section of AA.

[0041] Figure 5 A partial three-dimensional structural schematic diagram of a junction box connection structure of a stainless steel protective tube is shown.

[0042] Figure 6 Shown Figure 5exploded view.

[0043] Legend:

[0044] 1. Wire box body; 2. Connecting hole; 3. First connecting sleeve; 4. First hollow cone; 5. Second hollow cone; 6. First sliding groove; 7. Second sliding groove; 8. Second connecting sleeve; 9. Fixed hollow plate; 10. First threaded hollow column; 11. First limit sliding key; 12. Fixed key; 13. Second limit sliding key; 14. Moving ring; 15. Second threaded hollow column; 16. Rotating disk; 17. Rotating groove; 18. Limit sliding ring. DETAILED DESCRIPTION

[0045] The following will be combined with the accompanying drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0046] In the description of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0047] It should be noted that when a component is referred to as being "fixed to" another component, it may be directly on the other component or there may also be a central component. When a component is considered to be "connected to" another component, it may be directly connected to the other component or there may also be a central component. When a component is considered to be "set on" another component, it may be directly set on the other component or there may also be a central component. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only.

[0048] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of the technical features being referred to. Thus, a feature specified as "first" or "second" may explicitly or implicitly include one or more of such features. In the description of this utility model, "plurality" means two or more, unless otherwise specifically defined.

[0049] Reference Figures 1 to 6 The utility model is further described with respect to an embodiment of a junction box connection structure of a stainless steel protective tube.

[0050] A junction box connection structure with a stainless steel protective tube includes a junction box body 1 and a connection hole 2, and further includes:

[0051] Reference Figures 1 to 4 As a preferred embodiment, the first limiting mechanism is provided on the wiring box body 1 and is fixedly connected to the wiring box body 1; the first limiting mechanism includes:

[0052] The fixed hollow plate 9 is fixedly arranged on the wire box body 1 and is used to fix the position of the first threaded hollow column 10, thereby fixing the wire box body 1 and the first connecting sleeve 3 together.

[0053] The first threaded hollow column 10 is provided on the fixed hollow plate 9 and is fixedly connected to the fixed hollow plate 9. It is used to cooperate with the first connecting sleeve 3 to fix the position of the first connecting sleeve 3 and further fix the position of the clamping mechanism.

[0054] The first connecting sleeve 3 cooperates with the first limiting mechanism to limit and fix the position of the first connecting sleeve 3;

[0055] A first hollow truncated cone 4 is provided on the first connecting sleeve 3 and is fixedly connected to the first connecting sleeve 3;

[0056] The second hollow truncated cone 5 is fixedly arranged on the first connecting sleeve 3 and is used to limit the position of the clamping mechanism and the sliding position of the clamping mechanism.

[0057] A plurality of first sliding grooves 6 are provided on the second hollow truncated cone 5; the plurality of first sliding grooves 6 are used to limit the first limit sliding key 11 and restrict the sliding position of the first limit sliding key 11;

[0058] Reference Figure 4 and Figure 6 As a preferred embodiment, the clamping mechanism is provided with multiple clamping mechanisms, which are arranged on the second hollow truncated cone 5 and are slidably connected to the second hollow truncated cone 5; the clamping mechanism includes:

[0059] There are multiple first limit sliding keys 11, and multiple first limit sliding keys 11 are set on the second hollow cone 5 and are slidingly connected to the second hollow cone 5; they are used to connect the fixed key 12 and the second hollow cone 5, and prevent the fixed key 12 from falling, and are used to drive the fixed key 12 to slide in the first sliding groove 6.

[0060] There are multiple fixed keys 12, which are fixedly arranged on the first limiting sliding key 11. They are used to fix the stainless steel protective tube.

[0061] There are multiple second sliding grooves 7, and multiple second sliding grooves 7 are set on the clamping mechanism; they are used for the movement of the second limiting sliding key 13, and for facilitating the movement of the movable ring 14 to drive the fixed key 12 to move.

[0062] Reference Figure 4 and Figure 6 As a preferred embodiment, the moving mechanism is provided on the clamping mechanism and is slidably connected to the clamping mechanism; the moving mechanism includes:

[0063] There are multiple second limit sliding keys 13, which are arranged on the fixed key 12 and are slidably connected to the fixed key 12; they are used to drive the movable ring 14 to slide on the fixed key 12;

[0064] The movable ring 14 is fixedly arranged on the second limiting sliding key 13. It is used to drive the second limiting sliding key 13 to move, thereby driving the clamping mechanism to slide in the first sliding groove 6, so that the fixed key 12 clamps and fixes the stainless steel protective tube.

[0065] The second connecting sleeve 8 is fixedly arranged on the second hollow cone 5 and is used to limit the position of the second threaded hollow column 15 and the rotation of the second threaded hollow column 15, thereby driving the limiting sliding ring 18 to move.

[0066] Reference Figures 4 to 6 As a preferred embodiment, the rotating mechanism is provided on the second connecting sleeve 8 and is rotatably connected to the second connecting sleeve 8. The rotating mechanism includes:

[0067] A second threaded hollow column 15 is provided on the second connecting sleeve 8 and is rotatably connected to the second connecting sleeve 8;

[0068] The rotating disk 16 is fixedly mounted on the second threaded hollow column 15 .

[0069] The rotating mechanism further comprises:

[0070] A rotation groove 17 is provided on the movable ring 14;

[0071] The limiting sliding ring 18 is provided on the second threaded hollow column 15 and is fixedly connected to the second threaded hollow column 15 .

[0072] During operation, the rotating disk 16 is rotated, and the rotating disk 16 drives the second threaded hollow column 15 to rotate on the second connecting sleeve 8, thereby driving the second threaded hollow column 15 to move, and the second threaded hollow column 15 drives the limiting sliding ring 18 to rotate, and the limiting sliding ring 18 is used to drive the moving ring 14 to move; wherein the rotating groove 17 is used to limit the sliding ring 18 to rotate in the moving ring 14; the limiting sliding ring 18 is used to connect the second threaded hollow column 15 and the moving ring 14, so that the second threaded hollow column 15 can drive the moving ring 14 to move.

[0073] The second sliding groove 7 is provided on the fixed key 12 ; the limiting sliding ring 18 is rotatably connected to the movable ring 14 .

[0074] Working principle: By rotating the first connecting sleeve 3, the first connecting sleeve 3 and the first threaded hollow column 10 are fixed, and by passing the stainless steel protective tube through the junction box, the rotating disk 16 is rotated, and the rotating disk 16 drives the second threaded hollow column 15 to rotate on the second connecting sleeve 8, so that the second threaded hollow column 15 moves, and the second threaded hollow column 15 drives the limiting sliding ring 18 to rotate in the moving ring 14, so that the second threaded hollow column 15 drives the moving ring 14 to move through the limiting sliding ring 18, and the movement of the moving ring 14 drives the second limiting sliding key 13 to move, and at the same time, the second limiting sliding key 13 slides on the fixed key 12, and the second limiting sliding key 13 drives the fixed key 12 to move, and the fixed key 12 slides on the second hollow cone 5 through the first limiting sliding key 11 to clamp and fix the stainless steel protective tube.

[0075] The above description of the embodiments is intended to enable those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention is not limited to the embodiments shown herein but is intended to conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A junction box connection structure with a stainless steel protective tube, comprising a junction box body (1) and a connection hole (2), characterized in that: Also includes: A first limiting mechanism is provided on the wire box body (1) and is fixedly connected to the wire box body (1); A first connecting sleeve (3), cooperating with the first limiting mechanism, and used to limit and fix the position of the first connecting sleeve (3); A first hollow truncated cone (4) is provided on the first connecting sleeve (3) and is fixedly connected to the first connecting sleeve (3); A second hollow truncated cone (5) is fixedly mounted on the first connecting sleeve (3); A plurality of first sliding grooves (6) are provided, and the plurality of first sliding grooves (6) are arranged on the second hollow truncated cone (5); A plurality of clamping mechanisms are provided, and the plurality of clamping mechanisms are arranged on the second hollow truncated cone (5) and are slidably connected to the second hollow truncated cone (5); A plurality of second sliding grooves (7) are provided, and the plurality of second sliding grooves (7) are arranged on the clamping mechanism; A moving mechanism is provided on the clamping mechanism and is slidably connected to the clamping mechanism; A second connecting sleeve (8) is fixedly arranged on the second hollow truncated cone (5); The rotating mechanism is arranged on the second connecting sleeve (8) and is rotationally connected to the second connecting sleeve (8).

2. The junction box connection structure of a stainless steel protective tube according to claim 1, characterized in that: The first limiting mechanism includes: A fixed hollow plate (9) is fixedly arranged on the wire box body (1); The first threaded hollow column (10) is arranged on the fixed hollow plate (9) and is fixedly connected to the fixed hollow plate (9).

3. The junction box connection structure of a stainless steel protective tube according to claim 2, characterized in that: The clamping mechanism comprises: A plurality of first limit sliding keys (11) are provided, wherein the plurality of first limit sliding keys (11) are arranged on the second hollow truncated cone (5) and are slidably connected to the second hollow truncated cone (5); A plurality of fixed keys (12) are provided, and the plurality of fixed keys (12) are fixedly arranged on the first limiting sliding key (11).

4. The junction box connection structure of a stainless steel protective tube according to claim 3, characterized in that: The moving mechanism comprises: A plurality of second limit sliding keys (13) are provided, wherein the plurality of second limit sliding keys (13) are arranged on the fixed key (12) and are slidably connected to the fixed key (12); The movable ring (14) is fixedly arranged on the second limit sliding key (13).

5. The junction box connection structure of a stainless steel protective tube according to claim 4, characterized in that: The rotating mechanism comprises: A second threaded hollow column (15) is disposed on the second connecting sleeve (8) and is rotatably connected to the second connecting sleeve (8); The rotating disk (16) is fixedly arranged on the second threaded hollow column (15).

6. The junction box connection structure of a stainless steel protective tube according to claim 5, characterized in that: The rotating mechanism further comprises: A rotating groove (17) is provided on the movable ring (14); A limiting sliding ring (18) is provided on the second threaded hollow column (15) and is fixedly connected to the second threaded hollow column (15).

7. The junction box connection structure of a stainless steel protective tube according to claim 6, characterized in that: The second sliding groove (7) is arranged on the fixed key (12); the limiting sliding ring (18) is rotatably connected to the movable ring (14).

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