Connecting structure of hardware fitting

Abstract

The utility model relates to the technical field of connecting pieces, in particular to a hardware fitting connecting structure which comprises a supporting frame, a clamping assembly and a centering assembly, the centering assembly comprises a first handle, a first positive and negative tooth screw rod and a bearing block, and sliding holes are symmetrically formed in the left side and the right side of the supporting frame. Sliding holes are formed in the supporting frame, the first positive and negative tooth screw rod is arranged in the center in the supporting frame, the bearing blocks are T-shaped, the upper walls of the bearing blocks protrude out of the sliding holes, the bottom walls of the bearing blocks stretch into the supporting frame to be in threaded connection with the first positive and negative tooth screw rod, and the two sets of bearing blocks are symmetrically arranged. The second handle drives the second positive and negative tooth screw rod to rotate, the two sets of sliding blocks move in the opposite directions, pipe fittings are clamped conveniently, then the first handle drives the first positive and negative tooth screw rod to rotate, the clamped pipe fittings can be in butt joint in the opposite directions conveniently, and the erecting stability of the pipe fittings is guaranteed.

Description

Technical Field

[0001] The utility model relates to the technical field of connectors, in particular to a connection structure of hardware accessories. Background Art

[0002] As we all know, pipe fittings are a kind of hardware accessories. In order to facilitate carrying and production, a connecting structure is needed to assist the installation and connection of pipe fitting joints. However, the traditional installation and connection process of pipe fittings often uses manual support for docking, which is prone to inaccurate docking position. Utility Model Content

[0003] 1. Technical issues to be resolved

[0004] In view of the deficiencies of the prior art, the utility model provides a connection structure for hardware accessories.

[0005] (II) Technical solution

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a connection structure of hardware accessories, including a supporting frame, a clamping assembly and a centering assembly, the centering assembly including a first handle, a first positive and negative thread screw and a bearing block, the supporting frame is symmetrically provided with sliding holes on the left and right sides, the first positive and negative thread screw is arranged in the center of the supporting frame, the bearing block is T-shaped, the upper wall of the bearing block protrudes from the sliding hole, the bottom wall of the bearing block extends into the supporting frame and is threadedly connected with the first positive and negative thread screw, the bearing block is arranged in two groups of symmetrical arrangements, one end of the first positive and negative thread screw passes through the supporting frame and is connected to the first handle, a sliding groove is provided on the bearing block, the centering assembly includes a second handle, a second positive and negative thread screw, a slider, a connecting piece and a clamping frame, the sliding groove is arranged perpendicular to the first positive and negative thread screw, the second positive and negative thread screw and two groups of symmetrically arranged sliders are provided in the sliding groove, the slider is threadedly connected with the second positive and negative thread screw, and one end of the second positive and negative thread screw passes through the sliding groove and is connected to the second handle.

[0007] In order to facilitate the disassembly and assembly of the clamping frame, the utility model is improved in that the connecting piece includes an insert block, a spring and a fixed block, the upper side wall of the insert block is connected to the clamping frame, the slider is provided with a slot adapted to the bottom wall of the insert block, movable grooves are provided on both sides of the insert block, and the slider is provided with a fixing hole adapted to the movable groove, the two ends of the spring are respectively connected to the inner wall of the movable groove and one end of the fixed block, the other end of the fixed block is adapted to the fixing hole, and the fixing hole is provided above the second positive and negative thread screw.

[0008] In order to ensure the stability of the fixed block support, the utility model is improved in that the connecting member also includes a telescopic rod, the spring is sleeved on the telescopic rod, and the two ends of the telescopic rod are respectively connected to the inner wall of the movable groove and one end of the fixed block.

[0009] Preferably, a slope is provided on one side of the fixing block close to the fixing hole.

[0010] Preferably, friction patterns are provided on both the first handle and the second handle.

[0011] Preferably, a friction pad is provided on one side of the clamping frame close to the center of the supporting frame.

[0012] (III) Beneficial effects

[0013] Compared with the prior art, the utility model provides a connection structure of hardware accessories, which has the following beneficial effects:

[0014] The connection structure of the hardware accessories drives the second forward and reverse screw to rotate through the second handle, and the two sets of sliders move towards each other, which is convenient for clamping the pipe fittings. Then, the first handle drives the first forward and reverse screw to rotate, which is convenient for docking the clamped pipe fittings so that they move towards each other, thereby ensuring the stability of their installation. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the main structure of the utility model;

[0016] Figure 2 It is a top view schematic diagram of the structure of the utility model;

[0017] Figure 3 It is a partial schematic diagram of the structure of the utility model;

[0018] Figure 4 The utility model structure Figure 3 A partial enlarged schematic diagram is shown in the figure.

[0019] In the figure: 1. support frame; 2. first handle; 3. first positive and negative thread screw; 4. bearing block; 5. second handle; 6. second positive and negative thread screw; 7. slider; 8. clamping frame; 9. insert block; 10. spring; 11. fixing block; 12. telescopic rod; 13. inclined plane; 14. friction pad. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-4 A connection structure of hardware accessories includes a support frame 1, a clamping component and a centering component, the centering component includes a first handle 2, a first positive and negative thread screw 3 and a bearing block 4, the support frame 1 is symmetrically provided with sliding holes on the left and right sides, the first positive and negative thread screw 3 is arranged in the center of the support frame 1, the bearing block 4 is T-shaped, the upper wall of the bearing block 4 protrudes from the sliding hole, the bottom wall of the bearing block 4 extends into the support frame 1 and is threadedly connected with the first positive and negative thread screw 3, the bearing block 4 is arranged in two groups symmetrically, and the first One end of a forward and reverse threaded screw 3 passes through the support frame 1 and is connected to the first handle 2. A slide groove is provided on the bearing block 4. The centering component includes a second handle 5, a second forward and reverse threaded screw 6, a slider 7, a connecting piece and a clamping frame 8. The slide groove is arranged perpendicular to the first forward and reverse threaded screw 3. The second forward and reverse threaded screw 6 and two groups of symmetrically arranged sliders 7 are provided in the slide groove. The slider 7 is threadedly connected to the second forward and reverse threaded screw 6. One end of the second forward and reverse threaded screw 6 passes through the slide groove and is connected to the second handle 5.

[0022] During actual use, first place the corresponding pipe end on the corresponding supporting block 4, and use the second handle 5 to drive the second forward and reverse screw 6 to rotate, and the two groups of sliders 7 drive the clamping frame 8 on the connecting part to move toward each other to clamp the pipe, and then use the first handle 2 to drive the first forward and reverse screw 3 to rotate, and the two groups of supporting blocks 4 move toward each other to ensure stable docking support for the pipe end, and the support frame 1 provides stable support for the centering component. Friction patterns are provided on the first handle 2 and the second handle 5 to ensure the anti-slip property of their drive.

[0023] In actual use, it is inevitable to replace the clamping frame 8 of the corresponding specifications. To this end, the connecting piece includes an insert block 9, a spring 10 and a fixed block 11. The upper side wall of the insert block 9 is connected to the clamping frame 8, the slider 7 is provided with a slot adapted to the bottom wall of the insert block 9, and movable grooves are provided on both sides of the insert block 9. The slider 7 is provided with a fixing hole adapted to the movable groove. The two ends of the spring 10 are respectively connected to the inner wall of the movable groove and one end of the fixed block 11, and the other end of the fixed block 11 is adapted to the fixing hole. The fixing hole is provided Above the second positive and negative thread screw 6, the insert block 9 is inserted into the slot of the slider 7. After the movable slot is aligned with the fixing hole, the spring 10 drives the fixing block 11, and the fixing block 11 is partially inserted into the fixing hole to complete the assembly of the connecting piece and the slider 7. If only the spring 10 is used for support, unstable support is likely to occur. For this reason, the connecting piece also includes a telescopic rod 12, and the spring 10 is sleeved on the telescopic rod 12. The two ends of the telescopic rod 12 are respectively connected to the inner wall of the movable slot and one end of the fixed block 11, and the telescopic rod 12 ensures the stability of the extension of the fixed block 11.

[0024] In this embodiment, a slope 13 is provided on one side of the fixing block 11 close to the fixing hole to facilitate the insertion of the inserting block 9 into the sliding block 7 .

[0025] In actual use, in order to ensure the clamping stability of the clamping frame 8 , a friction pad 14 is provided on one side of the clamping frame 8 close to the center of the support frame 1 .

[0026] In order to explain in detail the possible application scenarios, technical principles, specific schemes that can be implemented, and the purposes and effects that can be achieved, the following is a detailed description of the specific embodiments listed in conjunction with the accompanying drawings. The embodiments described herein are only used to more clearly illustrate the technical solutions of the present application, and are therefore only used as examples, and cannot be used to limit the scope of protection of the present application.

[0027] Reference to "embodiment" herein means that the specific features, structures or characteristics described in conjunction with the embodiment may be included in at least one embodiment of the present application. The term "embodiment" appearing in various places in the specification does not necessarily refer to the same embodiment, nor does it particularly limit its independence or association with other embodiments. In principle, in the present application, as long as there is no technical contradiction or conflict, the various technical features mentioned in the embodiments can be combined in any way to form a corresponding implementable technical solution.

[0028] Unless otherwise defined, the technical terms used in this document have the same meanings as those generally understood by those skilled in the art to which this application belongs; the use of relevant terms in this document is only for describing specific embodiments and is not intended to limit this application.

[0029] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A connection structure for hardware accessories, comprising a support frame (1), a clamping assembly and a centering assembly, characterized in that: The centering component comprises a first handle (2), a first positive and negative threaded screw (3) and a bearing block (4); sliding holes are symmetrically arranged on the left and right sides of the support frame (1); the first positive and negative threaded screw (3) is arranged at the center of the support frame (1); the bearing block (4) is T-shaped; the upper wall of the bearing block (4) protrudes from the sliding hole; the bottom wall of the bearing block (4) extends into the support frame (1) and is threadedly connected with the first positive and negative threaded screw (3); the bearing block (4) is arranged in two groups symmetrically; one end of the first positive and negative threaded screw (3) passes through the support frame (1) is connected to the first handle (2), a slide groove is arranged on the bearing block (4), the centering component includes a second handle (5), a second forward and reverse screw (6), a slider (7), a connecting piece and a clamping frame (8), the slide groove is arranged perpendicular to the first forward and reverse screw (3), the slide groove is provided with the second forward and reverse screw (6) and two groups of symmetrically arranged sliders (7), the slider (7) is threadedly connected to the second forward and reverse screw (6), one end of the second forward and reverse screw (6) passes through the slide groove and is connected to the second handle (5).

2. A connection structure for hardware accessories according to claim 1, characterized in that: The connecting member comprises an insert block (9), a spring (10) and a fixed block (11); the upper side wall of the insert block (9) is connected to the clamping frame (8); the slider (7) is provided with a slot adapted to the bottom wall of the insert block (9); movable grooves are provided on both sides of the insert block (9); the slider (7) is provided with a fixing hole adapted to the movable groove; the two ends of the spring (10) are respectively connected to the inner wall of the movable groove and one end of the fixed block (11); the other end of the fixed block (11) is adapted to the fixing hole; and the fixing hole is provided above the second positive and negative thread screw (6).

3. A connection structure for hardware accessories according to claim 2, characterized in that: The connecting member also includes a telescopic rod (12), the spring (10) is sleeved on the telescopic rod (12), and the two ends of the telescopic rod (12) are respectively connected to the inner wall of the movable groove and one end of the fixed block (11).

4. The connection structure of a hardware accessory according to claim 3, characterized in that: The fixing block (11) is provided with an inclined surface (13) on one side close to the fixing hole.

5. A connection structure for hardware accessories according to claim 4, characterized in that: The first handle (2) and the second handle (5) are both provided with friction patterns.

6. A connection structure for hardware accessories according to claim 5, characterized in that: A friction pad (14) is provided on one side of the clamping frame (8) close to the center of the supporting frame (1).

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