Adjustable steel bar connector
By designing an adjustable steel bar connector and using threaded connections and locking female locking structures, the problem of the inability to adjust the steel bar length in the prior art is solved, and the stable connection and leveling effect of prefabricated beams is achieved.
Patent Information
- Application Number
- CN202421099552.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-20
- Publication Date
- 2025-01-03
- Estimated Expiration
- 2034-05-20
AI Technical Summary
Existing reinforcement connectors cannot adjust the length of the reinforcement, especially in prefabricated beam connections, resulting in the inability to effectively connect steel bars with different bare leakage lengths.
An adjustable steel bar connector is designed, through the threaded connection between the first connection part and the second connection part and the adjustment part, using the external thread and the internal thread structure, combined with the locking female lock, to achieve adjustability of the connection length, which is suitable for Rebar connection between prefabricated beams and foundation.
Flexible adjustment and stable connection of the length of bare leakage steel bars of prefabricated beams is achieved, and the problem of inability to level the connection in the prior art is solved, and the adjustability and stability of the connection are enhanced.
Smart Images
Figure CN222295471U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to a steel bar connecting device, in particular to an adjustable steel bar connector. Background Art
[0002] At present, steel bar connectors have been widely used in the construction field, but the connection length of the steel bar connectors currently on the market cannot be adjusted or fine-tuned, especially for the connection of prefabricated beams, its shortcomings are more obvious.
[0003] In the connection condition of precast beams, a certain length of steel bars is usually exposed outside the precast beams, and steel bar ends connected to the precast beams are also reserved on the surface of the building or construction foundation. The steel bars of the precast beams are connected to the steel bars on the foundation surface through connectors, but the exposed length of each steel bar is different. Some steel bars are relatively short and cannot be connected using connectors currently on the market. Summary of the invention
[0004] The purpose of the utility model is to provide an adjustable steel bar connector in response to the defects existing in the above-mentioned technology, wherein a first connecting part and a second connecting part are connected through an adjusting part, wherein the connection lengths of the first connecting part, the second connecting part and the adjusting part are adjustable, and the length of the steel bar can be compensated through the adjusting part, and the utility model is particularly suitable for use in the connection of prefabricated beams.
[0005] The purpose of the utility model is achieved by: comprising:
[0006] A first connecting portion, wherein the first connecting portion is provided with a first connecting structure and is connected to the first steel bar through the first connecting structure;
[0007] A second connecting portion, wherein the second connecting portion is provided with a second connecting structure and is connected to a second steel bar via the second connecting structure;
[0008] The adjusting part comprises a first end and a second end, the first end is connected to the first connecting part, the second end is connected to the second connecting part, and the connection lengths of the first connecting part, the second connecting part and the adjusting part are adjustable.
[0009] In the above structure, the first connecting part is cylindrical, and the inner hole is provided with an internal thread;
[0010] Wherein, the first end of the adjusting portion is provided with an external thread, and the first connecting portion is connected to the first end via a thread; the first connecting portion is also connected to the first steel bar via a thread.
[0011] In the above structure, the second connecting portion is cylindrical, and the inner hole is provided with an internal thread;
[0012] Wherein, the second end of the adjusting portion is provided with an external thread, and the second connecting portion is connected to the second end via a thread; the second connecting portion is also connected to the second steel bar via a thread.
[0013] In the above structure, a boss is provided between the first end and the second end of the adjusting portion, and the boss is provided with at least two radially symmetrical planes.
[0014] In the above structure, the outer circles of the first connecting part and the second connecting part are provided with at least two radially symmetrical planes.
[0015] In the above structure, the first end is connected to the first lock nut via an external thread, and the first lock nut and the first connecting part abut against each other to lock the relative position of the first connecting part and the first end.
[0016] In the above structure, the outer circle of the second connecting portion is provided with at least two radially symmetrical planes.
[0017] In the above structure, the second end is connected to the second lock nut via an external thread, and the second lock nut and the second connecting portion abut against each other to lock the relative position of the second connecting portion and the second end.
[0018] The beneficial effects of the utility model include: the first connecting part and the second connecting part are respectively connected to the two ends of the adjusting part, and the connection lengths of the two connecting parts and the adjusting part are adjustable, which is particularly suitable for connecting steel bars between two prefabricated beams or a prefabricated beam and a foundation. When facing prefabricated beams with different exposed steel bar lengths, the prefabricated beams can be leveled through the connector of the present application, and the adjustability is strong; the two connecting parts are equipped with lock nuts, and after adjusting the connection length, the relative position of the connecting part and the adjusting part is locked by the lock nut to ensure a stable connection relationship. BRIEF DESCRIPTION OF THE DRAWINGS
[0019] Figure 1 This is a schematic diagram of the three-dimensional structure of the steel bar connector of the utility model;
[0020] Figure 2 This is a schematic diagram of the cross-sectional structure of the steel bar connector of the utility model;
[0021] Figure 3 It is a schematic diagram of the use status of the steel bar connector of the utility model. DETAILED DESCRIPTION
[0022] The present application provides an adjustable steel bar connector, wherein a first connecting portion and a second connecting portion are connected via an adjusting portion, and the connection lengths of the two connecting portions and the adjusting portion are adjustable, and the connector is particularly suitable for connecting steel bars between two prefabricated beams or between a prefabricated beam and a foundation. When facing prefabricated beams with different exposed steel bar lengths, the prefabricated beams can be leveled via the connector of the present application, and the connector has strong adjustability. The connector solves the problem that when the existing prefabricated beam is connected to the foundation, the two parts of exposed steel bars have different lengths and cannot be leveled and connected via the existing steel bar connector.
[0023] The following is a further description of this implementation case in conjunction with the accompanying drawings:
[0024] Depend on Figure 1 — Figure 3 It can be seen that the present application includes a first connection part 1, the first connection part 1 is provided with a first connection structure, and is connected to the first steel bar 410 through the first connection structure. A second connection part 2 is provided, the second connection part 2 is provided with a second connection structure, and is connected to the second steel bar 420 through the second connection structure. An adjustment part 3 is provided, the adjustment part 3 includes a first end 310 and a second end 320, the first end 310 is connected to the first connection part 1, the second end 320 is connected to the second connection part 2, and the connection lengths of the first connection part 1, the second connection part 2 and the adjustment part 3 are adjustable.
[0025] The above embodiment discloses an adjustable steel bar connector. In this embodiment, the steel bar can be connected to the first connection part 1 and the second connection part 2 using a variety of connection methods in the prior art, and then the connection length of the adjustment part 3 and the first connection part 1 and the second connection part 2 can be controlled to level the connection of the prefabricated beam, which is convenient for adjustment and use.
[0026] Based on the above implementation, preferably, this embodiment further discloses a preferred structure of the first connecting portion 1. Figure 1 , Figure 2 As shown, the first connecting portion 1 is cylindrical in shape, and the inner hole is provided with an internal thread 110;
[0027] Furthermore, the first end 310 of the adjusting portion 3 is provided with an external thread 311, and the first connecting portion 1 is connected to the first end 310 through threads; the first connecting portion 1 is also connected to the first steel bar 410 through threads.
[0028] In the above embodiment, the first connecting portion 1, the adjusting portion 3 and the first reinforcing bar 410 are all connected by threads, which is convenient for adjustment and use.
[0029] Based on the above implementation, preferably, this embodiment further discloses a preferred structure of the second connecting portion 2. Figure 1 , Figure 2 As shown, the second connecting portion 2 is cylindrical, and the inner hole is provided with an internal thread 110;
[0030] Furthermore, the second end 320 of the adjusting portion 3 is provided with an external thread 311, and the second connecting portion 2 is connected to the second end 320 by threads; the second connecting portion 2 is also connected to the second steel bar 420 by threads. In this embodiment, the second connecting portion 2 is connected to the adjusting portion 3 and the second steel bar 420 by threads, which is convenient for adjustment.
[0031] Based on the above embodiment, preferably, a boss 330 is provided between the first end 310 and the second end 320 of the adjusting portion 3, and the boss 330 is provided with at least two radially symmetrical planes 331. The planes 331 are generally designed in pairs, mainly for the purpose of wrench clamping. In the accompanying drawings, the boss 330 is set to a regular hexagon, and can also be set to other shapes, as long as the plane setting is convenient for wrench clamping.
[0032] Based on the above embodiment, preferably, at least two radially symmetrical planes 331 are provided on the outer circles of the first connection part 1 and the second connection part 2. The planes 331 in this embodiment are also used for wrench clamping. The adjustment part 3, the first connection part 1, and the second connection part 2 are all provided with planes 331, and the three parts can be adjusted by a wrench, which has strong adjustability, simple structure, and is easy to use.
[0033] On the basis of the above embodiment, preferably, the first end 310 is connected with a first lock nut 510 through an external thread, and the first lock nut 510 abuts against the first connection part 1 to lock the relative position of the first connection part 1 and the first end 310. In this embodiment, a locking structure is provided, in which the first lock nut 510 is arranged at the first end 310, and after the relative position of the first connection part 1 and the adjustment part 3 is adjusted, the first lock nut 510 abuts against the first connection part 1 and is tightened, at which time, the first lock nut 510 generates an abutting force with the first connection part 1, which plays a locking role, and prevents the first connection part 1 and the adjustment part 3 from moving in the matching length.
[0034] On the basis of the above embodiment, preferably, the second end 320 is connected with a second lock nut 520 through an external thread, and the second lock nut 520 abuts against the second connection part 2 to lock the relative position of the second connection part 2 and the second end 320. In this embodiment, a locking structure is provided, in which a second lock nut 520 is arranged at the second end 320. After the relative position of the second connection part 2 and the adjustment part 3 is adjusted, the second lock nut 520 abuts against the second connection part 2 and is tightened. At this time, the second lock nut 520 generates an abutting force with the second connection part 2, which plays a locking role and prevents the second connection part 2 and the adjustment part 3 from moving in the matching length.
[0035] like Figure 3The figure shows a schematic diagram of a usage mode of the adjustable steel bar connector of the present application. In this embodiment, the connection of the first precast beam 610 and the second precast beam 620 is taken as an example. The first precast beam 610 has the first steel bar 410 exposed at the end, and the second precast beam 620 has the second steel bar 420 exposed at the end. When in use, first use a thread rolling machine or other equipment to perform thread processing on the exposed first and second steel bars. It can be seen from the figure that the lengths of the multiple first steel bars 410 at the end of the first precast beam are different; similarly, the lengths of the multiple second steel bars 420 at the end of the second precast beam 620 are also different. At this time, the threaded connection lengths of the first connecting part 1, the second connecting part 2 and the adjusting part 3 of different connectors are adjusted, and the length of the steel bar with a smaller exposed length is compensated by the adjusting part 3, so that the two precast beams are leveled. The operation is simple and convenient to use.
[0036] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying 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 limiting the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.
[0037] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.
Claims
1. An adjustable steel bar connector, characterized in that: include: A first connecting portion, wherein the first connecting portion is provided with a first connecting structure and is connected to the first steel bar through the first connecting structure; A second connecting portion, wherein the second connecting portion is provided with a second connecting structure and is connected to a second steel bar via the second connecting structure; The adjusting part comprises a first end and a second end, the first end is connected to the first connecting part, the second end is connected to the second connecting part, and the connection lengths among the first connecting part, the second connecting part and the adjusting part are adjustable.
2. The adjustable steel bar connector according to claim 1, characterized in that: The first connecting part is cylindrical, and the inner hole is provided with an internal thread; The first end of the adjusting portion is provided with an external thread, and the first connecting portion is connected to the first end via a thread; The first connecting portion is also connected to the first steel bar by threads.
3. The adjustable steel bar connector according to claim 1, characterized in that: The second connecting portion is cylindrical, and the inner hole is provided with an internal thread; The second end of the adjusting portion is provided with an external thread, and the second connecting portion is connected to the second end via a thread; The second connecting portion is also connected to the second steel bar by threads.
4. An adjustable steel bar connector according to claim 1, 2 or 3, characterized in that: A boss is disposed between the first end and the second end of the adjusting portion, and the boss is provided with at least two radially symmetrical planes.
5. The adjustable steel bar connector according to claim 2, characterized in that: The outer circle of the first connecting portion is provided with at least two radially symmetrical planes.
6. The adjustable steel bar connector according to claim 2, characterized in that: The first end is connected to a first lock nut via an external thread, and the first lock nut and the first connecting portion abut against each other to lock the relative position of the first connecting portion and the first end.
7. The adjustable steel bar connector according to claim 3, characterized in that: The outer circle of the second connecting portion is provided with at least two radially symmetrical planes.
8. The adjustable steel bar connector according to claim 3, characterized in that: The second end is connected to a second lock nut via an external thread, and the second lock nut and the second connecting portion abut against each other to lock the relative position of the second connecting portion and the second end.