Noise-proof plug

Abstract

The utility model relates to the technical field of door and window square tube plugs, and discloses a noise-proof plug which comprises a plug base, a fixed noise-proof mechanism is arranged at the top of the plug base and comprises a supporting frame, the supporting frame is fixedly installed at the top of the plug base, a friction pad is fixedly installed on the outer wall of the supporting frame, and the friction pad is fixedly installed on the outer wall of the supporting frame. Rectangular holes are formed in the two sides of the supporting frame, a sealing frame is further fixedly installed on the top of the plug base, and a connecting groove is formed in the connecting position of the sealing frame and the friction pad. The plug base is connected with the square pipe, so that the supporting frame enters the square pipe, the end of the square pipe is inserted into the inner wall of the connecting groove, certain friction is formed between the supporting frame and the interior of the square pipe under the action of the friction pad, and therefore the whole device can be fixed conveniently and is not prone to falling out of the interior of the square pipe; and the joint of the square tube and the device can be sealed, so that the aim of preventing noise to a certain extent can be achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of square tube plugs for doors and windows, in particular to a noise-proof plug. Background Art

[0002] In the application process of metal doors and windows, it is necessary to connect plugs at the ends of square tubes. The ends of square tubes with plugs have strong force-bearing capacity, high strength, and are not easy to deform.

[0003] According to Chinese patent publication number CN213573772U, a new plug for false stiles of doors and windows is characterized in that one side of the plug is a plug connected to the false stile, and the other side is a support block matched with the stile. Advantages of the utility model: The utility model realizes that the false stile does not need end milling aluminum profiles, improves the air tightness and windproof performance of the doors and windows themselves, reduces the input of workshop processing manpower, and the equipment investment of the manufacturer.

[0004] However: the plug mentioned above is not provided with a fixed noise-proof structure, so it does not have the effect of noise prevention, and when connecting, the connection may be unstable, which may easily cause it to fall off. Utility Model Content

[0005] 1. Technical issues to be resolved

[0006] In view of the deficiencies of the prior art, the utility model provides a noise-proof plug.

[0007] (II) Technical solution

[0008] To achieve the above-mentioned objectives, the utility model provides the following technical solutions: a noise-proof plug includes a plug base, a fixed noise-proof mechanism is arranged on the top of the plug base, the fixed noise-proof mechanism includes a support frame, the support frame is fixedly installed on the top of the plug base, a friction pad is fixedly installed on the outer wall of the support frame, rectangular holes are opened on both sides of the support frame, a sealing frame is also fixedly installed on the top of the plug base, a connecting groove is formed at the connection between the sealing frame and the friction pad, and an anti-sliding block is inserted into the inner wall of the rectangular hole.

[0009] Preferably, a movable limiting mechanism is also provided on the top of the plug base, and the movable limiting mechanism includes a bidirectional screw, and the bidirectional screw is rotatably connected to the two sides of the inner wall of the support frame through a bearing, and the outer wall of the bidirectional screw is threadedly sleeved with a movable plate, and the movable plate is fixedly connected to one side of the anti-sliding block. According to this preference, the bidirectional screw is rotated, so that the movable plate threadedly sleeved on the outer wall of the bidirectional screw moves to both sides.

[0010] Preferably, the movable limiting mechanism further comprises a limiting groove, the limiting groove is provided at the top of the plug base, the inner wall of the limiting groove is slidably connected with a moving block, and the moving block is fixedly connected to the moving plate. According to this preference, the moving block slides on the inner wall of the limiting groove, thereby achieving the purpose of limiting, thereby ensuring the stability of movement.

[0011] Preferably, a first helical gear is fixedly sleeved in the middle of the outer wall of the bidirectional screw, and a second helical gear is meshedly connected to the outer wall of the first helical gear. According to this preference, the second helical gear rotates, thereby driving the first helical gear meshed with the second helical gear to rotate.

[0012] Preferably, a through hole is provided in the middle of the plug base, a rotating shaft is rotatably connected to the top of the plug base through a bearing, the rotating shaft extends up and down, the bottom extension end of the rotating shaft passes through the through hole, and the second bevel gear is fixedly sleeved on the outer wall of the top extension end of the rotating shaft. According to this preference, the rotating shaft rotates on the inner wall of the through hole, thereby driving the second bevel gear fixedly sleeved on the outer wall of the top end of the rotating shaft to rotate.

[0013] Preferably, a circular block is fixedly mounted at the bottom of the rotating shaft, and a cross groove is provided at the bottom of the circular block. According to this preference, a designated tool is used to insert the inner wall of the cross groove provided at the bottom of the circular block, and then the rotation is performed.

[0014] (III) Beneficial effects

[0015] Compared with the prior art, the utility model provides a noise-proof plug, which has the following beneficial effects:

[0016] 1. This kind of noise-proof plug connects the plug base with the square tube so that the support frame enters the inside of the square tube, and the end of the square tube is inserted into the inner wall of the connecting groove. Under the action of the friction pad, a certain friction is formed with the inside of the square tube, so that it is easy to fix the entire device, so that it is not easy to fall out of the square tube. By setting a sealing frame, the connection between the square tube and the device can be sealed, so as to achieve a certain purpose of noise prevention. The moving plate pushes the anti-sliding block to move to both sides, so that the anti-sliding block passes through the rectangular hole and then clings to the inner wall of the square tube. The anti-sliding block can form a secondary fixation, thereby preventing the entire device from sliding off the inner wall of the square tube for a second time, thereby forming a stable connection between the device and the square tube.

[0017] 2. This kind of noise-proof plug is inserted into the inner wall of the cross groove opened at the bottom of the circular block by using a designated tool, and then rotated, thereby driving the rotating shaft fixedly installed on the top of the circular block to rotate on the inner wall of the through hole, thereby driving the second bevel gear fixedly sleeved on the outer wall of the top end of the rotating shaft to rotate, thereby driving the first bevel gear meshing with the second bevel gear to rotate, thereby driving the bidirectional screw fixedly sleeved on the inner wall of the first bevel gear to rotate, so that the movable plate threadedly sleeved on the outer wall of the bidirectional screw moves to both sides, so that the movable block slides on the inner wall of the limit groove, thereby achieving the purpose of limiting, thereby ensuring the stability of movement. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0019] Figure 1 It is a three-dimensional diagram of the structure of the utility model;

[0020] Figure 2 It is a partial schematic diagram of the structure of the utility model;

[0021] Figure 3 This is a schematic diagram of the rotating shaft of the utility model;

[0022] Figure 4 It is a bottom view schematic diagram of the utility model.

[0023] In the figure: 1. plug base; 21. fixed noise-proofing mechanism; 211. support frame; 212. friction pad; 213. rectangular hole; 214. sealing frame; 215. connecting groove; 216. anti-sliding block; 31. movable limiting mechanism; 311. bidirectional screw; 312. movable plate; 313. limiting groove; 314. movable block; 4. first bevel gear; 5. second bevel gear; 6. through hole; 7. rotating shaft; 8. circular block; 9. cross groove. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0025] Example 1

[0026] like Figure 1-4As shown, the utility model provides a noise-proof plug including a plug base 1, a fixed noise-proofing mechanism 21 is arranged on the top of the plug base 1, the fixed noise-proofing mechanism 21 includes a support frame 211, the support frame 211 is fixedly installed on the top of the plug base 1, a friction pad 212 is fixedly installed on the outer wall of the support frame 211, rectangular holes 213 are opened on both sides of the support frame 211, a sealing frame 214 is also fixedly installed on the top of the plug base 1, a connecting groove 215 is formed at the connection between the sealing frame 214 and the friction pad 212, an anti-sliding block 216 is inserted into the inner wall of the rectangular hole 213, and a movable plate 312 is fixedly connected to one side of the anti-sliding block 216.

[0027] In this embodiment, by connecting the plug base 1 with the square tube, the support frame 211 enters the interior of the square tube, and the end of the square tube is inserted into the inner wall of the connecting groove 215. Under the action of the friction pad 212, a certain friction is formed with the interior of the square tube, thereby facilitating the fixing of the entire device, so that it is not easy to fall out of the square tube. By setting a sealing frame 214, the connection between the square tube and the device can be sealed, thereby achieving a certain purpose of noise prevention. The movable plate 312 pushes the anti-sliding block 216 to move to both sides, so that the anti-sliding block 216 passes through the rectangular hole 213 and then clings to the inner wall of the square tube. The anti-sliding block 216 can form a secondary fixation, thereby preventing the entire device from sliding off the inner wall of the square tube for a second time, thereby completing the installation of the plug.

[0028] Example 2

[0029] like Figure 1-4 As shown, on the basis of Example 1, the utility model provides a technical solution: preferably, a mobile limiting mechanism 31 is also provided on the top of the plug base 1, and the mobile limiting mechanism 31 includes a bidirectional screw 311, and the bidirectional screw 311 is rotatably connected to both sides of the inner wall of the support frame 211 through a bearing, and a moving plate 312 is provided on the outer wall of the bidirectional screw 311. The mobile limiting mechanism 31 also includes a limiting groove 313, and the limiting groove 313 is opened on the top of the plug base 1. The inner wall of the limiting groove 313 is slidably connected with a moving block 314. The moving block 314 is fixedly connected to the moving plate 312, a first bevel gear 4 is fixedly sleeved on the middle part of the outer wall of the bidirectional screw 311, a second bevel gear 5 is meshedly connected to the outer wall of the first bevel gear 4, a through hole 6 is opened in the middle part of the plug base 1, a rotating shaft 7 is rotatably connected to the top of the plug base 1 through a bearing, the rotating shaft 7 extends upward and downward, and the bottom extending end of the rotating shaft 7 passes through the through hole 6, the second bevel gear 5 is fixedly sleeved on the outer wall of the top extending end of the rotating shaft 7, a circular block 8 is fixedly installed on the bottom of the rotating shaft 7, and a cross groove 9 is opened at the bottom of the circular block 8.

[0030] In this embodiment, a designated tool is used to insert the inner wall of the cross groove 9 opened at the bottom of the circular block 8, and then rotate it, thereby driving the rotating shaft 7 fixedly installed on the top of the circular block 8 to rotate on the inner wall of the through hole 6, thereby driving the second bevel gear 5 fixedly sleeved on the outer wall of the top end of the rotating shaft 7 to rotate, thereby driving the first bevel gear 4 meshing with the second bevel gear 5 to rotate, thereby driving the bidirectional screw 311 fixedly sleeved on the inner wall of the first bevel gear 4 to rotate, so that the movable plate 312 threadedly sleeved on the outer wall of the bidirectional screw 311 moves to both sides, so that the movable block 314 slides on the inner wall of the limiting groove 313, thereby achieving the purpose of limiting, thereby ensuring the stability of movement.

[0031] The following is a detailed description of the working principle of this anti-noise plug.

[0032] like Figure 1-4 As shown, when in use, the plug base 1 is connected to the square tube so that the support frame 211 enters the interior of the square tube, and the end of the square tube is inserted into the inner wall of the connecting groove 215. Under the action of the friction pad 212, a certain friction is formed with the interior of the square tube, thereby facilitating the fixing of the entire device, so that it is not easy to fall out of the square tube. By setting a sealing frame 214, the connection between the square tube and the device can be sealed, thereby achieving a certain purpose of noise prevention. By using a designated tool to insert the inner wall of the cross groove 9 opened at the bottom of the circular block 8, and then rotating it, the rotating shaft 7 fixedly installed on the top of the circular block 8 is driven to rotate on the inner wall of the through hole 6, thereby driving the second bevel gear fixedly sleeved on the outer wall of the top end of the rotating shaft 7. 5 rotates, thereby driving the first bevel gear 4 meshing with the second bevel gear 5 to rotate, thereby driving the bidirectional screw 311 fixedly sleeved on the inner wall of the first bevel gear 4 to rotate, so that the moving plate 312 threadedly sleeved on the outer wall of the bidirectional screw 311 moves to both sides, so that the moving block 314 is driven to slide on the inner wall of the limiting groove 313, thereby achieving the purpose of limiting, thereby ensuring the stability of movement, so that the moving plate 312 pushes the anti-sliding block 216 to move to both sides, so that the anti-sliding block 216 passes through the rectangular hole 213, and then clings to the inner wall of the square tube, and the anti-sliding block 216 can form a secondary fixation, thereby preventing the entire device from sliding off the inner wall of the square tube for a second time, thereby forming a stable connection between the device and the square tube.

Claims

1. A noise-proof plug, comprising a plug base (1), characterized in that: A fixed noise-proofing mechanism (21) is arranged on the top of the plug base (1), and the fixed noise-proofing mechanism (21) comprises a support frame (211), the support frame (211) is fixedly mounted on the top of the plug base (1), a friction pad (212) is fixedly mounted on the outer wall of the support frame (211), rectangular holes (213) are provided on both sides of the support frame (211), a sealing frame (214) is also fixedly mounted on the top of the plug base (1), a connecting groove (215) is formed at the connection between the sealing frame (214) and the friction pad (212), and an anti-sliding block (216) is inserted into the inner wall of the rectangular hole (213).

2. The anti-noise plug according to claim 1, characterized in that: A movable limiting mechanism (31) is also provided on the top of the plug base (1), and the movable limiting mechanism (31) comprises a bidirectional screw (311), and the bidirectional screw (311) is rotatably connected to both sides of the inner wall of the support frame (211) through bearings, and a movable plate (312) is threadedly sleeved on the outer wall of the bidirectional screw (311), and the movable plate (312) is fixedly connected to one side of the anti-sliding block (216).

3. The anti-noise plug according to claim 2, characterized in that: The movable limiting mechanism (31) further comprises a limiting groove (313), wherein the limiting groove (313) is provided on the top of the plug base (1), and a movable block (314) is slidably connected to the inner wall of the limiting groove (313), and the movable block (314) is fixedly connected to the movable plate (312).

4. The anti-noise plug according to claim 2, characterized in that: A first bevel gear (4) is fixedly sleeved in the middle of the outer wall of the bidirectional screw (311), and a second bevel gear (5) is meshingly connected to the outer wall of the first bevel gear (4).

5. The anti-noise plug according to claim 4, characterized in that: A through hole (6) is provided in the middle of the plug base (1); a rotating shaft (7) is rotatably connected to the top of the plug base (1) via a bearing; the rotating shaft (7) extends upward and downward; an extended end at the bottom of the rotating shaft (7) passes through the through hole (6); and the second bevel gear (5) is fixedly sleeved on the outer wall of the extended end at the top of the rotating shaft (7).

6. The anti-noise plug according to claim 5, characterized in that: A circular block (8) is fixedly mounted on the bottom of the rotating shaft (7), and a cross groove (9) is provided on the bottom of the circular block (8).

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