Circular power supply type panel type male elbow connecting structure

Abstract

The utility model discloses a circular power supply panel type male elbow connecting structure, including the shell and male elbow body all being annular structure, the shell is set in the periphery of rubber core, and its inner wall is equipped with the grounding ring of adapting with ground terminal, the first positioning structure is equipped on the one end of shell outer wall, and the other end is the inclined structure and is fixedly connected with the one end of male elbow body, and the other end of male elbow body is equipped with the flange plate. The utility model discloses through setting up the grounding ring can avoid the relative rotation of rubber core and shell in the assembly process, and the raised on rubber core and male elbow body on the second positioning structure quick matching positioning are convenient, and the assembly efficiency is promoted, through setting up the wire binding structure and axial adjusting ring, can slow down the tension of external force to core line / cable and each terminal, and slow down the wear and tear of the connecting thread between flange plate and second arm, to ensure the stability of cable and terminal and the flange plate and male elbow body connection.

Description

TECHNICAL FIELD

[0001] The utility model relates to public elbow connector technical field, especially relate to circular power supply type panel formula male elbow connecting structure. BACKGROUND

[0002] On the public elbow connector, two positioning ends are generally annular structures and are arranged at 90 degrees relative to each other, one end is sleeved with a rubber core, and the other end is inserted into the cable after being bent and is fixedly connected with the male terminal on the rubber core. In assembly production, the cable needs to be first connected and fixed on the male terminal in the rubber core, and no matter whether a process design of first fixing a support member and then pushing the rubber core into the rubber core or a process design of first fixing the rubber core on the support member and then pushing it into the public elbow is adopted, the problem of rotation of the rubber core in the assembly process cannot be avoided, and the male terminal extending to the outside of the rubber core can be hit or knocked by careless operation, the assembly efficiency is relatively low, and the yield of manual assembly is unstable. SUMMARY

[0003] In view of the problems existing in the prior art, the utility model provides a circular power supply type panel formula male elbow connecting structure, which can avoid relative rotation of the rubber core and the shell during assembly, facilitate quick matching and positioning of the protrusion on the rubber core and the second positioning structure on the public elbow body, improve the assembly efficiency, slow down the tension of the core wire / cable and each terminal by external force, and slow down the wear of the connecting thread between the flange plate and the second arm, so as to ensure the stability of the connection between the cable and the terminal and the flange plate and the public elbow body.

[0004] To solve the above technical problems, the utility model adopts a technical scheme as follows:

[0005] The circular power supply type panel formula male elbow connecting structure is characterized in that a rubber core is arranged in the public elbow connector, two or more power supply terminals and one grounding terminal are arranged in the rubber core, the public elbow connector comprises an outer shell and a public elbow body which are both annular structures, and the outer shell is sleeved on the periphery of the rubber core, the inner wall of the outer shell is provided with an axially extending grounding ring matched with the grounding terminal, one end of the outer shell is provided with a first positioning structure, the other end is an inclined structure, and the rubber core extends to the outside of the inclined structure.

[0006] The outer shell is sleeved on the periphery of the rubber core, and the inner wall of the outer shell is provided with an axially extending grounding ring matched with the grounding terminal; one end of the outer shell is provided with a first positioning structure, the other end is an inclined structure, and the rubber core extends to the outside of the inclined structure.

[0007] The public elbow body is an L-shaped structure, comprising a first arm and a second arm which are integrally formed, one end of the first arm is matched with the inclined end of the outer shell and is detachably fixedly connected with the inclined end, the inner wall of the first arm is provided with a second positioning structure matched with the rubber core, and the outer wall of the second arm is provided with a third positioning structure.

[0008] A wire binding structure for guiding the cable is arranged on the outer wall of the rubber core close to the cable.

[0009] As a further elaboration of the above technical solution:

[0010] In the above technical solution, the first positioning structure is an external thread.

[0011] In the above technical solution, the second positioning structure is a clamping groove, and the outer wall of the rubber core is provided with a protrusion matched with the clamping groove.

[0012] In the above technical solution, the third positioning structure includes a flange plate screwed to the outer wall of the second arm, and a second sealing ring and a third sealing ring are arranged on the inner wall of the flange plate on the side of the internal thread in the axial direction, and a first clamping groove matched with the third sealing ring is arranged on the outer wall of the end portion of the second arm.

[0013] In the above technical solution, the flange plate further has an axial buffer ring and a radial adjusting ring arranged between the two sealing rings, the radial adjusting ring is a C-shaped ring and is embedded on the second arm, the second arm has a second clamping groove matched with the radial adjusting ring arranged on the side of the first clamping groove, and the axial adjusting ring is sleeved on the second arm.

[0014] In the above technical solution, the axial adjusting ring includes a clamping ring and a wave spring ring, the clamping ring is arranged on the second arm in the axial direction, abuts against one side wall of the C-shaped ring, the wave spring ring has two ends respectively abutting against the clamping ring and the second sealing ring, and the wave spring ring has wave crests and wave troughs extending in the axial direction.

[0015] In the above technical solution, the outer wall of the second arm and the flange plate is provided with a limiting protrusion on the outer side and / or the side of the thread.

[0016] In the above technical solution, the wire bundling structure is a hole groove arranged on the outer wall of the rubber core.

[0017] In the above technical solution, the inclined end portion of the first arm further has a first sealing ring embedded on the outer wall, and the first sealing ring is matched and embedded on the inner wall of the shell.

[0018] Compared with the prior art, the utility model discloses the beneficial effect lies in: through setting up the grounding ring for guiding and fixed ground terminal on the inner wall of shell, can avoid the relative rotation of rubber core and shell in the assembly process, the raised portion on the rubber core and the second positioning structure on the male elbow main body are matched and positioned fast, so that the assembly efficiency is improved, through setting up the wire binding structure on the rubber core, the core wire / cable connected by each terminal is gathered and is from the rubber core lateral wall and is around to the second arm, the tension of core wire / cable and each terminal is slowed down, so that the core wire / cable and terminal are loosened or the terminal and rubber core are loosened, through setting up the axial adjusting ring on the second arm, the axial pressure or tension of the second arm in the positioning installation process can be slowed down, so that the wear of connecting thread between flange plate and second arm is slowed down, and the stability of both connections is guaranteed. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is the exploded structural schematic diagram of this embodiment;

[0020] Figure 2 It is the sectional structure schematic diagram of this embodiment (not show the rubber core);

[0021] Figure 3 It is the half sectional structure schematic diagram of shell in this embodiment;

[0022] Figure 4 It is the structure schematic diagram of rubber core in this embodiment (not show the power terminal and ground terminal installed on it)。

[0023] In the drawing: 10, rubber core;11, raised portion;20, shell;21, grounding ring;30, male elbow main body;31, first arm;32, second arm;33, first clamping groove;34, second clamping groove;40, flange plate;41, internal thread;50, second sealing ring;60, third sealing ring;70, axial adjusting ring;71, snap ring;72, wave spring ring;80, radial adjusting ring;90, first sealing ring;1, first positioning structure;2, second positioning structure;3, third positioning structure;4, wire binding structure;5, limiting raised portion;6, fastening screw. DETAILED DESCRIPTION

[0024] The utility model will be further explained in detail in combination with the drawings.

[0025] The embodiments described with reference to the drawings are exemplary and are intended to be used for explaining the present application and cannot be understood as a limitation of the present application. In the description of the present application, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicate the orientation or positional relationship shown in the drawings based on the orientation or positional relationship, and are only for the purpose of facilitating the description of the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation of the present application. In addition, the terms "first", "second" are only for the purpose of description and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features defined as "first", "second" can explicitly or implicitly include one or more of the features. In the description of the present application, the meaning of "several", "a plurality of" is two or more, unless otherwise explicitly specified and limited. In the present application, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection", "fixing" and the like should be understood in a broad sense, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium, or it can be connected between two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances. In the present application, unless otherwise explicitly specified and limited, the "upper" or "lower" of the first feature with respect to the second feature can include the direct contact between the first and second features, or it can include the indirect contact between the first and second features through another feature between them. Moreover, the "upper", "upper" and "upper" of the first feature with respect to the second feature include the first feature directly above and obliquely above the second feature, or only indicate that the first feature is higher than the second feature in horizontal height. The "lower", "lower" and "lower" of the first feature with respect to the second feature include the first feature directly below and obliquely below the second feature, or only indicate that the first feature is lower than the second feature in horizontal height.

[0026] As Figures 1-2 shown, the circular power type panel male elbow connector structure is provided with a rubber core 10 in the male elbow connector, and the rubber core 10 is provided with two or more power terminals and one ground terminal; the male elbow connector includes an outer shell 20 and a male elbow body 30, both of which are annular structures, wherein:

[0027] As Figures 1-3As shown in the figure, the shell 20 is sleeved on the periphery of the rubber core 10, and an earth ring 21 extending axially and matched with the grounding terminal is arranged on the inner wall of the shell 20; a first positioning structure 1 is arranged on the outer wall of one end of the shell 20, and the other end is an inclined structure and the rubber core 10 extends to the outside of the inclined structure.

[0028] As shown in the figure, Figures 1-2 The male elbow body 30 is an L-shaped structure, including a first arm 31 and a second arm 32 formed integrally, one end of the first arm 31 is matched with the inclined end of the shell and detachably fixed, and a second positioning structure 2 matched with the rubber core 10 is arranged on the inner wall of the first arm 31, and a third positioning structure 3 is arranged on the outer wall of the second arm 32.

[0029] As shown in the figure, Figure 4 A wire binding structure 4 for guiding the cable is arranged on the outer wall of the rubber core 10 close to the cable.

[0030] In an embodiment of the utility model, the first positioning structure 1 is external thread; the second positioning structure 2 is a clamping groove, and a protrusion 11 matched with the clamping groove 2 is arranged on the outer wall of the rubber core 10; the third positioning structure 3 includes a flange plate 40 screwed on the second arm 32, a second sealing ring 50 and a third sealing ring 60 are arranged on the inner wall of the flange plate 40 on the side of the internal thread 41 in the axial direction, and a first clamping groove 33 matched with the third sealing ring 60 is arranged on the outer wall of the end of the second arm 32; the wire binding structure 4 is a hole groove arranged on the outer wall of the rubber core 10.

[0031] In the embodiment, an axial buffer ring 70 and a radial adjusting ring 80 are further arranged on the inner wall of the flange plate 40 between the two sealing rings, the radial adjusting ring 80 is a C-shaped ring and is embedded on the second arm 32, a second clamping groove 34 matched with the radial adjusting ring 80 is arranged on the second arm 32 on the side of the first clamping groove 33, and the axial adjusting ring 70 is sleeved on the second arm 32; the axial adjusting ring 70 includes a clamping ring 71 and a wave spring 72, the clamping ring 71 abuts against one side wall of the C-shaped ring, the two ends of the wave spring 72 abut against the clamping ring 71 and the second sealing ring 50 respectively, and the wave spring 72 is formed with wave crests and wave troughs extending in the axial direction as a whole.

[0032] Further, the outer walls of the second arm 32 and the flange plate 40 are provided with limiting protrusions 5 on the outside and / or the side of the thread.

[0033] In an embodiment of the utility model, a first sealing ring 90 is further embedded on the outer wall of the inclined end of the first arm 31, and the first sealing ring 90 is matched and embedded on the inner wall of the shell 20.

[0034] When assembling, as shown in the figure, Figures 1-2As shown, first, the power terminal and the ground terminal are fixedly connected with the cable, and then the cable is fixed on the rubber core 10, and after the completion, the ground terminal is aligned with the ground ring 21 to fix the rubber core 10 in the shell 20, and the cable is pulled out from the wire harness structure 4, and after the assembly, the rubber core 10 and the iron shell 20 cannot rotate relative to each other; after the completion, the first sealing ring 90 is sleeved on the inclined end of the first arm 31, the second connecting piece 2 on the first arm 31 is matched with the protrusion 11 on the shell 20, the cable at the wire harness structure 4 is sequentially arranged in the second arm 32, and then the inclined end of the first arm 31 is matched and buckled with the inclined end of the iron shell 20, and the shell 20 is locked on the male elbow body 30 by the fastening screw 6; after the completion, the second sealing ring 50, the wave spring ring 72, the snap ring 71 and the radial adjusting ring 80 (C-shaped ring) are sequentially sleeved on the second arm 32, the internal thread 41 on the flange plate 40 is screwed and fixed by aligning the external thread on the second arm 32, and finally the third sealing ring 60 is sleeved on the end of the second arm 32 and matched and embedded on the end of the flange plate 40, that is, the assembly of the power male elbow connector is completed, and finally the two ends of the male elbow connector are fixed on the supporting connecting piece through the positioning holes and grooves on the first positioning structure 1 and the flange plate 40.

[0035] The utility model discloses a grounding ring 21 for guiding and fixing the ground terminal on the inner wall of shell 20 can avoid the relative rotation of rubber core 10 and shell 20 during assembly, facilitate the quick matching and positioning of protrusion 11 on rubber core 10 and second positioning structure 2 on male elbow body 30, and improve the assembly efficiency; the wire harness structure 4 arranged on rubber core 10 can gather the core wires / cables connected with each terminal and wind from the side wall of rubber core 10 to the second arm 32, slow down the pulling force of external force on the core wires / cables and each terminal, and avoid the disconnection of core wires / cables and terminals or the disconnection of terminals and rubber core; the axial adjusting ring 70 arranged on the second arm 32 can slow down the axial pressure or pulling force of locking force on the second arm 32 during positioning and installation, thereby slowing down the wear of the connecting thread between flange plate 40 and second arm 32, and ensuring the stability of the connection between the two.

[0036] The above is not any limitation on the technical range of the utility model, and any modification, equivalent change and modification of the above embodiment according to the technical essence of the utility model still belongs to the range of the technical scheme of the utility model.

Claims

1. A circular power supply type panel male elbow connector structure, a rubber core is arranged in the male elbow connector, two or more power supply terminals and one ground terminal are arranged in the rubber core; characterized in that, The male elbow connector comprises a shell and a male elbow body, both of which are annular structures, wherein: The shell is sleeved on the periphery of the rubber core, and an inner wall of the shell is provided with a grounding ring extending axially and matched with the grounding terminal; one end of the shell is provided with a first positioning structure, and the other end is an inclined structure, and the rubber core extends to the outside of the inclined structure; The male elbow body is an L-shaped structure, comprising a first arm and a second arm formed integrally, one end of the first arm is matched with the inclined end of the shell and detachably fixed thereto, and an inner wall of the first arm is provided with a second positioning structure matched with the rubber core; an outer wall of the second arm is provided with a third positioning structure; The rubber core is provided with a wire bundling structure on an outer wall close to the cable.

2. The circular power class faceplate female elbow connection structure of claim 1, wherein, The first positioning structure is an external thread.

3. The circular power class faceplate female elbow connection structure of claim 1, wherein, The second positioning structure is a clamping groove, and the outer wall of the rubber core is provided with a protrusion matched with the clamping groove.

4. The circular power class panel female elbow connection structure of claim 1, wherein, The third positioning structure comprises a flange plate screwed on the second arm, and the inner wall of the flange plate is provided with a second sealing ring and a third sealing ring arranged axially on one side of the internal thread, and the outer wall of the end of the second arm is provided with a first clamping groove matched with the third sealing ring.

5. The circular power class faceplate female elbow connection structure of claim 4, wherein, The inner wall of the flange plate is further provided with an axial buffer ring and a radial adjusting ring between the two sealing rings, the radial adjusting ring is a C-shaped ring and is embedded on the second arm, the second arm is provided with a second clamping groove matched with the radial adjusting ring on the side of the first clamping groove, and the axial adjusting ring is sleeved on the second arm.

6. The circular power class faceplate female elbow connection structure of claim 5, wherein, The axial adjusting ring comprises a clamping ring and a wave spring, the clamping ring is arranged on the second arm, the clamping ring abuts against one side wall of the C-shaped ring, and the wave spring is arranged on the second arm.

7. The circular power class faceplate female elbow connection structure of claim 5, wherein, The outer walls of the second arm and the flange plate are provided with limiting protrusions on the outside and / or the side of the thread.

8. The circular power class panel female elbow connection structure of claim 1, wherein, The wire bundling structure is a hole slot provided on the outer wall of the rubber core.

9. The circular power class panel female elbow connection structure of claim 1, wherein, The inclined end of the first arm is further embedded with a first sealing ring, and the first sealing ring is matched and embedded on the inner wall of the shell.

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