Wire outlet structure of junction box

Abstract

The utility model relates to the technical field of junction boxes, in particular to a junction box wire outlet structure, which comprises a wire outlet component, a guide component, a positioning component and a clamping component, a junction box main body is arranged on the outer side of the wire outlet component, a cable is arranged on the inner side of the wire outlet component, the wire outlet component comprises a wire outlet pipe, and the wire outlet pipe is connected with the guide component. An upper limiting ring is arranged at the upper end of the outer side of the wire outlet pipe, an inner sealing ring is arranged at the position, located on the lower side of the upper limiting ring, of the outer side of the wire outlet pipe, and grooves are formed in the two sides of the lower end of the wire outlet pipe. The expansion size of the lower end of the conical hopper is adjusted through the notch, the cable is fixed again through the clamping ring, the firmness of the connection position with the cable is improved, the connection position of the wire outlet component and the junction box body is positioned through the inner sealing ring, the stability of the connection position of the wire outlet component and the junction box body is improved, the cable is guided through the guiding component, and the service life of the cable is prolonged. And the sliding smoothness of the cable in the cable outlet component is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of junction boxes, in particular to a junction box outlet structure. Background Art

[0002] In home decoration, the junction box is one of the electrical auxiliary materials, because the wires used for decoration pass through the wire tube, and the junction box is used as a transition at the joint of the wires. The wire tube is connected to the junction box, and the wires in the wire tube are connected in the junction box, which plays a role in protecting and connecting the wires. The junction box outlet connection structure is used to fix and protect the outlet.

[0003] A Chinese patent discloses an improved explosion-proof junction box outlet structure (authorization announcement number CN211046648U). This patented technology improves the existing explosion-proof junction box outlet structure to solve the long-standing problems in the explosion-proof motor industry, such as the breakage of the suspension ring, the failure of the pressure plate to press the small outer diameter cable tightly, and the poor applicability of the sealing ring, which often fails to press the cable tightly. The junction box meets the requirements of GB3836. However, the tightness between the outlet position of the above-mentioned junction box outlet structure and the cable connection is low, and the shaking of the connection is easy to cause cable wear, affecting the safety of cable use. When the junction box is installed, the cable slides smoothly inside the outlet structure, which affects the cable installation speed. Therefore, those skilled in the art provide a junction box outlet structure to solve the problems raised in the above-mentioned background technology. Utility Model Content

[0004] The purpose of the utility model is to provide a wiring outlet structure of a junction box to solve the problems raised in the above background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A terminal box wire outlet structure, comprising a wire outlet component, a guide component, a positioning component and a fixing component, the guide component is located at the inner upper end position of the wire outlet component, the positioning component is located at the outer upper end position of the wire outlet component, the fixing component is located at the outer lower end position of the wire outlet component, a terminal box body is arranged on the outer side of the wire outlet component, a cable is arranged on the inner side of the wire outlet component, the wire outlet component comprises a wire outlet tube, an upper limit ring is arranged at the outer upper end position of the wire outlet tube, an inner sealing ring is arranged on the outer side of the wire outlet tube at the lower side position of the upper limit ring, grooves are provided at both sides of the lower end of the wire outlet tube, adjusting screws are provided at both ends of the groove, a clamping ring is installed on the inner end of the adjusting screw, a conical bucket is provided on the lower side of the wire outlet tube, and a notch is provided at the lower end position of the conical bucket.

[0007] As a further solution of the utility model: The positioning member includes a first fixing ring, a support rod is arranged on the upper side of the first fixing ring, a release ring is arranged on the upper side of the support rod, a first external thread is arranged at a position adjacent to the inner sealing ring on the outer side of the wire outlet pipe, a first internal thread is arranged on the inner side of the first fixing ring, and a second external thread is arranged at the lower end position on the outer side of the conical hopper. The clamping member includes a second fixing ring, a cover is arranged on the upper side of the second fixing ring, and a second internal thread is arranged on the inner side of the second fixing ring.

[0008] As a further solution of the utility model: The guiding member includes a wheel frame, a guide wheel is installed inside the wheel frame, an inner rod is arranged on the outer side of the wheel frame, an outer rod is arranged at the outer end of the inner rod, and a spring is installed on the outer side of the inner rod.

[0009] As a further solution of the utility model: The upper end of the cable slides at the inner end position of the guiding member, the positioning member is located at the outer side position of the junction box body, the inner sealing ring is located at the inner side position of the junction box body, and the cable is fixed inside the conical hopper through the clamping member.

[0010] As a further solution of the utility model: The outer end of the adjusting screw rotates at the inner side position of the groove, the inner end of the adjusting screw rotates at the outer side position of the clamping ring, and the clamping ring is located at the outer side position of the cable.

[0011] As a further solution of the utility model: The first internal thread rotates at the outer position of the first external thread, the second internal thread rotates at the outer side position of the second external thread, and the cover is located at the outer side position of the conical hopper.

[0012] As a further solution of the utility model: The outer end of the inner rod slides inside the outer rod, the outer end of the outer rod is fixed at the inner side position of the wire outlet pipe, the guide wheel rotates inside the wheel frame, and the guide wheel rotates on the outer side of the cable.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. The wire outlet structure of the junction box of the utility model adjusts the expansion size of the lower end of the conical hopper through the notch, improves the tightness at the connection between the conical hopper and the cable, avoids the abrasion caused by the shaking at the connection between the conical hopper and the cable, ensures the safety of the cable during use, fixes the cable again through the clamping ring, improves the firmness at the connection with the cable, and positions the connection between the wire outlet member and the junction box body through the inner sealing ring, improving the stability at the connection between the wire outlet member and the junction box body;

[0015] 2. Guide the cable through the guiding member to improve the smoothness of the cable sliding inside the cable outlet member, increase the cable installation speed, and reduce the wear on the cable. Description of the Drawings

[0016] Figure 1 It is a schematic structural diagram of a cable outlet structure of a junction box;

[0017] Figure 2 It is an assembly drawing of a cable outlet structure of a junction box;

[0018] Figure 3 It is a perspective view of the cable outlet member in a cable outlet structure of a junction box;

[0019] Figure 4 It is a schematic structural diagram of the positioning member in a cable outlet structure of a junction box;

[0020] Figure 5 It is a perspective view of the clamping member in a cable outlet structure of a junction box;

[0021] Figure 6 It is a schematic structural diagram of the guiding member in a cable outlet structure of a junction box.

[0022] In the figure: 1. Cable outlet member; 2. Guiding member; 3. Positioning member; 4. Clamping member; 5. Junction box body; 6. Cable; 7. Cable outlet pipe; 8. Upper limit ring; 9. Inner sealing ring; 10. Groove; 11. Adjusting screw; 12. Snap ring; 13. Conical hopper; 14. Notch; 15. First fixing ring; 16. Support rod; 17. Release ring; 18. First external thread; 19. First internal thread; 20. Second external thread; 21. Second fixing ring; 22. Housing; 23. Second internal thread; 24. Wheel frame; 25. Guide wheel; 26. Inner rod; 27. Outer rod; 28. Spring. Detailed Implementation Manner

[0023] Please refer to Figures 1 to 6, in the embodiment of the present utility model, a wire outlet structure of a junction box includes a wire outlet member 1, a guiding member 2, a positioning member 3 and a clamping member 4. The guiding member 2 is located at the upper inner position of the wire outlet member 1, the positioning member 3 is located at the upper outer position of the wire outlet member 1, the clamping member 4 is located at the lower outer position of the wire outlet member 1. A junction box body 5 is arranged on the outer side of the wire outlet member 1, and a cable 6 is arranged on the inner side of the wire outlet member 1. The wire outlet member 1 includes a wire outlet pipe 7. An upper limit ring 8 is arranged at the upper outer position of the wire outlet pipe 7. An inner sealing ring 9 is arranged on the outer side of the wire outlet pipe 7 at the lower side of the upper limit ring 8. Grooves 10 are respectively arranged at both sides of the lower end of the wire outlet pipe 7. Adjusting screws 11 are arranged at both ends of the groove 10. A clamping ring 12 is installed at the inner end of the adjusting screw 11. A conical hopper 13 is arranged at the lower side of the wire outlet pipe 7. A notch 14 is arranged at the lower end of the conical hopper 13. The upper end of the cable 6 slides at the inner end position of the guiding member 2. The positioning member 3 is located at the outer side of the junction box body 5. The inner sealing ring 9 is located at the inner side of the junction box body 5. The cable 6 is fixed inside the conical hopper 13 through the clamping member 4. The outer end of the adjusting screw 11 rotates inside the groove 10. The inner end of the adjusting screw 11 rotates outside the clamping ring 12. The clamping ring 12 is located at the outer side of the cable 6. First, carry a wire outlet structure of a junction box to the using position. Then, slide the wire outlet pipe 7 into the inside of the junction box body 5. The inner sealing ring 9 is snapped into the junction box body 5. Slide the positioning member 3 to the outer side of the wire outlet pipe 7. The positioning member 3 presses against the lower side of the junction box body 5 to fix the wire outlet member 1 to the lower end of the junction box body 5. Pass the lower end of the cable 6 through the wire outlet member 1 and the clamping member 4. The guiding member 2 presses against the outer side of the cable 6. Pull the cable 6. The inner end of the guiding member 2 rolls inside the wheel frame 24. The cable 6 is connected into the inside of the junction box body 5. The outer end of the adjusting screw 11 rotates inside the groove 10. The inner end of the adjusting screw 11 rotates outside the clamping ring 12. Press the clamping ring 12 against the outer side of the cable 6 to fix the cable 6. The clamping member 4 rotates outside the conical hopper 13, and the notch 14 tightens to fix the lower end of the conical hopper 13 to the outer side of the cable 6. The clamping member 4 is snapped to the outer side of the conical hopper 13. Finally, start using. The inner sealing ring 9 positions the connection between the wire outlet member 1 and the junction box body 5. The conical hopper 13 seals the wiring end of the cable 6 inside the wire outlet member 1.

[0024] In Figure 2 , 3, in 4, 5: The positioning member 3 includes a first fixing ring 15. A support rod 16 is provided on the upper side of the first fixing ring 15. A ring-removing member 17 is provided on the upper side of the support rod 16. A first external thread 18 is provided at a position on the outer side of the wire outlet pipe 7 adjacent to the inner sealing ring 9. A first internal thread 19 is provided inside the first fixing ring 15. A second external thread 20 is provided at the lower outer position of the conical hopper 13. The clamping member 4 includes a second fixing ring 21. A housing 22 is provided on the upper side of the second fixing ring 21. A second internal thread 23 is provided inside the second fixing ring 21. The first internal thread 19 rotates at the outer position of the first external thread 18. The second internal thread 23 rotates at the outer position of the second external thread 20. The housing 22 is located at the outer side of the conical hopper 13. Slide the positioning member 3 to the outer side of the wire outlet pipe 7. The first internal thread 19 rotates on the outer side of the first external thread 18. The ring-removing member 17 presses against the lower side of the junction box body 5 to fix the wire outlet member 1 to the lower end of the junction box body 5. Pass the lower end of the cable 6 through the wire outlet member 1 and the clamping member 4. The guiding member 2 presses against the outer side of the cable 6. Pull the cable 6. The inner end of the guiding member 2 rolls on the outer side of the cable 6. The cable 6 is connected to the inside of the junction box body 5. The outer end of the adjusting screw 11 rotates inside the groove 10. The inner end of the adjusting screw 11 rotates on the outer side of the clamping ring 12. Press the clamping ring 12 against the outer side of the cable 6 to fix the cable 6. The second internal thread 23 inside the second fixing ring 21 rotates on the outer side of the second external thread 20. The notch 14 tightens to fix the lower end of the conical hopper 13 to the outer side of the cable 6. The housing 22 is clamped to the outer side of the conical hopper 13. Finally, start using. The inner sealing ring 9 positions the connection between the wire outlet member 1 and the junction box body 5. The conical hopper 13 seals the connection end of the cable 6 inside the wire outlet member 1.

[0025] In Figure 2 , 6 , the guiding member 2 includes a wheel frame 24. A guide wheel 25 is installed inside the wheel frame 24. An inner rod 26 is provided on the outer side of the wheel frame 24. An outer rod 27 is provided at the outer end of the inner rod 26. A spring 28 is installed on the outer side of the inner rod 26. The outer end of the inner rod 26 slides inside the outer rod 27. The outer end of the outer rod 27 is fixed to the inner side position of the wire outlet pipe 7. The guide wheel 25 rotates inside the wheel frame 24. The guide wheel 25 rotates on the outer side of the cable 6. The spring 28 rebounds and the outer end of the inner rod 26 slides inside the outer rod 27. The guide wheel 25 presses against the outer side of the cable 6. Pull the cable 6. The guide wheel 25 rolls inside the wheel frame 24.

[0026] The working principle of the present utility model is as follows: First, carry a wire outlet structure of a junction box to the usage position. Then, slide the outlet pipe 7 into the interior of the junction box body 5, and snap the inner sealing ring 9 into the junction box body 5. Slide the positioning member 3 to the outside of the outlet pipe 7. Rotate the first internal thread 19 on the outside of the first external thread 18. Press the release ring 17 against the lower side of the junction box body 5 to fix the wire outlet member 1 to the lower end of the junction box body 5. Pass the lower end of the cable 6 through the wire outlet member 1 and the clamping member 4. The spring 28 rebounds and the outer end of the inner rod 26 slides inside the outer rod 27. Press the guide wheel 25 against the outside of the cable 6. Pull the cable 6, and the guide wheel 25 rolls inside the wheel frame 24. The cable 6 is connected to the interior of the junction box body 5. Rotate the outer end of the adjusting screw 11 inside the groove 10, and rotate the inner end of the adjusting screw 11 on the outside of the clamping ring 12. Press the clamping ring 12 against the outside of the cable 6 to fix the cable 6. Rotate the second internal thread 23 inside the second fixing ring 21 on the outside of the second external thread 20, and the notch 14 tightens. Fix the lower end of the conical hopper 13 to the outside of the cable 6, and snap the cover 22 onto the outside of the conical hopper 13. Finally, start using. The inner sealing ring 9 positions the connection between the wire outlet member 1 and the junction box body 5, and the conical hopper 13 seals the connection end of the cable 6 inside the wire outlet member 1.

[0027] The above is only the preferred specific embodiment of the present utility model, but the protection scope of the present utility model is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present utility model, according to the technical solution of the present utility model and its inventive concept, makes equivalent substitutions or changes, and all should be covered within the protection scope of the present utility model.

Claims

1. A wiring outlet structure of a junction box, comprising a wiring outlet component (1), a guide component (2), a positioning component (3) and a fixing component (4), wherein the guide component (2) is located at the inner upper end of the wiring outlet component (1), the positioning component (3) is located at the outer upper end of the wiring outlet component (1), and the fixing component (4) is located at the outer lower end of the wiring outlet component (1), characterized in that: A junction box body (5) is arranged on the outside of the outlet component (1), a cable (6) is arranged on the inside of the outlet component (1), the outlet component (1) comprises an outlet tube (7), an upper limit ring (8) is arranged at the upper end of the outer side of the outlet tube (7), an inner sealing ring (9) is arranged on the outer side of the outlet tube (7) at the lower side of the upper limit ring (8), grooves (10) are provided at both sides of the lower end of the outlet tube (7), adjusting screws (11) are provided at both ends of the grooves (10), a clamping ring (12) is installed at the inner end of the adjusting screw (11), a conical bucket (13) is provided on the lower side of the outlet tube (7), and a notch (14) is provided at the lower end of the conical bucket (13).

2. A junction box outlet structure according to claim 1, characterized in that: The positioning member (3) comprises a first fixing ring (15), a support rod (16) is arranged on the upper side of the first fixing ring (15), a stripping ring (17) is arranged on the upper side of the support rod (16), a first external thread (18) is arranged on the outer side of the outlet pipe (7) near the inner sealing ring (9), a first internal thread (19) is arranged on the inner side of the first fixing ring (15), a second external thread (20) is arranged at the lower end position of the outer side of the conical bucket (13), and the fixing member (4) comprises a second fixing ring (21), a cover shell (22) is arranged on the upper side of the second fixing ring (21), and a second internal thread (23) is arranged on the inner side of the second fixing ring (21).

3. A junction box outlet structure according to claim 1, characterized in that: The guide member (2) comprises a wheel frame (24), a guide wheel (25) is installed on the inner side of the wheel frame (24), an inner rod (26) is arranged on the outer side of the wheel frame (24), an outer rod (27) is arranged at the outer end of the inner rod (26), and a spring (28) is installed on the outer side of the inner rod (26).

4. A junction box outlet structure according to claim 1, characterized in that: The upper end of the cable (6) slides at the inner end position of the guide member (2), the positioning member (3) is located at the outer side position of the junction box body (5), the inner sealing ring (9) is located at the inner side position of the junction box body (5), and the cable (6) is fixed at the inner position of the conical bucket (13) by the fixing member (4).

5. A junction box outlet structure according to claim 1, characterized in that: The outer end of the adjusting screw (11) rotates to the inner position of the groove (10), and the inner end of the adjusting screw (11) rotates to the outer position of the clamping ring (12), and the clamping ring (12) is located at the outer position of the cable (6).

6. A junction box outlet structure according to claim 2, characterized in that: The first internal thread (19) rotates to the outer position of the first external thread (18), the second internal thread (23) rotates to the outer position of the second external thread (20), and the cover shell (22) is located at the outer position of the conical bucket (13).

7. A junction box outlet structure according to claim 3, characterized in that: The outer end of the inner rod (26) slides at the inner position of the outer rod (27), the outer end of the outer rod (27) is fixed at the inner position of the outlet pipe (7), the guide wheel (25) rotates at the inner position of the wheel frame (24), and the guide wheel (25) rotates at the outer position of the cable (6).

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