Charger capable of preventing interface from loosening

Abstract

The utility model relates to the technical field of chargers, and discloses a charger capable of preventing an interface from loosening. The charger capable of preventing the interface from loosening comprises a charger body, a limiting column is fixedly installed above the charger body, a connecting block is fixedly installed above the charger body, a rubber pipe is installed in the center of the connecting block in a penetrating mode, a data line is installed above the charger body in a penetrating mode, and a limiting block is installed at the lower end of the data line in a penetrating mode. An annular protrusion is arranged at the lower end of the protection tube, the annular protrusion at the lower end of the protection tube is fixedly connected with the spring, the inner side of the spring makes contact with the outer side of the protection tube, the top end of the spring is fixedly connected with the limiting ring, and when the data line is bent, the spring can apply force opposite to the bending direction to the data line. Therefore, the length of an arc line formed when the data line is bent is increased, and the situation that the connection position of the data line and the bottom end interface is kept in a bent state for a long time and fractures is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of chargers, in particular to a charger capable of preventing an interface from being loosened. Background Art

[0002] A mobile phone charger, also known as a mobile phone adapter, generally consists of a charging plug and a charging data cable. Most of the charging data cables of existing mobile phone chargers are connected to the charging plug by direct plugging.

[0003] The existing Chinese utility model patent with reference announcement number CN219591764U discloses a mobile phone charger that can prevent the wire body from loosening, including a plug, a connector inserted inside the plug, a charging wire fixedly installed on the upper surface of the connector, an anti-falling mechanism on the plug, an anti-slip component on the plug, the anti-falling mechanism includes a box, a slide plate, a positioning groove, a threaded rod, a slide groove, a threaded groove and a rubber pad, two fixed boxes are fixed on the plug, a positioning groove is provided in the box, and a slide plate is slidably provided in the positioning groove. The mobile phone charger that can prevent the wire body from loosening is provided with an anti-falling mechanism, and through the box, the slide plate, the positioning groove, the threaded rod, the slide groove, the threaded groove and the rubber pad, the connection method of the charging data cable and the charging plug is improved, and the firmness of the connection between the charging data cable and the charging plug is improved, thereby preventing the charging data cable and the charging plug from separating, avoiding affecting the normal charging of the mobile phone, and improving the practicality of the mobile phone charger.

[0004] Existing mobile phone chargers generally limit the relative position between the data cable structure and the charger through a buckle structure. After the data cable is connected to the charger, the buckle needs to be adjusted to limit the relative position between the data cable and the charger. This method is relatively cumbersome to operate. At the same time, the existing charger cannot protect the data cable. During use, the charging cable may break due to being kept in a bent state for a long time. Utility Model Content

[0005] 1. Technical issues to be resolved

[0006] In view of the deficiencies in the prior art, the utility model provides a charger that prevents the interface from loosening, has the advantages of preventing the interface from loosening and avoiding the data line from breaking, and solves the above technical problems.

[0007] (II) Technical solution

[0008] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a charger for preventing an interface from loosening, comprising: a charger, a limiting column fixedly installed on the top of the charger, a connecting block fixedly installed on the top of the charger, a rubber tube inserted through the center of the connecting block, a data cable inserted through the top of the charger, a limiting block inserted through the lower end of the data cable, a protective tube inserted through the outer side of the data cable, a bearing fixedly installed on the lower end of the protective tube, a spring inserted through the outer side of the protective tube, a limiting ring fixedly installed on the upper end of the protective tube, a connecting tube embeddedly installed on the outer side of the bearing, a thread provided on the outer side of the connecting tube, and a transmission ring inserted through the top of the connecting tube; the rubber tube can limit the position of the connecting tube through the groove structure of the inner wall.

[0009] As a preferred technical solution of the utility model, the limit column is installed above the charger symmetrically with the center of the charger as a reference, and the limit column is located inside the rubber tube. The rubber tube passes through the connecting block and the bottom end is fixedly connected to the charger; the limit column can limit the position of the limit block.

[0010] As a preferred technical solution of the utility model, the inner wall of the rubber tube is provided with a groove structure engaged with the thread, the left and right sides of the limit block are provided with an opening structure engaged with the limit column, and a sliding connection is formed between the limit block and the limit column, and the bottom surface of the limit block and the top of the data cable interface are in the same plane; the limit block can limit the data cable to be located directly above the charger interface.

[0011] As a preferred technical solution of the utility model, the protection tube is made of silicone material, an annular protrusion is provided at the lower end of the protection tube, and the annular protrusion at the lower end of the protection tube is fixedly connected to the spring; the protection tube can protect the data line.

[0012] As a preferred technical solution of the utility model, the inner side of the spring contacts the outer side of the protective tube, and the top end of the spring is fixedly connected to the limiting ring; the spring can increase the length of the arc formed by the data line when it is bent.

[0013] As a preferred technical solution of the utility model, the connecting tube is rotatably connected to the protective tube through a bearing, and the connecting tube is movably connected to the rubber tube through a thread; the connecting tube can limit the relative position between the data cable and the charger.

[0014] As a preferred technical solution of the utility model, the transmission ring is fixed to the top end of the connecting pipe by insertion, and a toothed structure is provided on the outer side of the transmission ring; the transmission ring can facilitate the rotation of the connecting pipe.

[0015] Compared with the prior art, the utility model provides a charger that prevents the interface from loosening, which has the following beneficial effects:

[0016] 1. The utility model provides a protection tube, which is fixed to the outside of the data line and fixedly connected to the data line. A spring is inserted and installed on the outside of the protection tube, a limiting ring is fixedly installed on the upper end of the protection tube, an annular protrusion is provided on the lower end of the protection tube, and the annular protrusion at the lower end of the protection tube is fixedly connected to the spring, the inner side of the spring contacts the outer side of the protection tube, and the top of the spring is fixedly connected to the limiting ring. When the data line is bent, the spring can apply a force on the data line that is opposite to the bending direction, thereby increasing the length of the arc formed by the data line when it is bent, so as to avoid the situation where the data line and the bottom interface connection are kept in a bent state for a long time and break.

[0017] 2. The utility model provides a connecting tube, which is rotatably connected to the lower end of the protective tube through a bearing. A thread is provided on the outer side of the connecting tube, and a groove structure engaged with the thread is provided on the inner wall of the rubber tube. The rubber tube passes through the connecting block, and the bottom end is fixedly connected to the charger. When in use, the connecting tube is inserted into the rubber tube by rotation, and the position of the connecting tube is limited by the thread and the rubber tube. Since the protective tube is fixedly connected to the data cable, the connector of the data cable will be inserted into the charger after the connecting tube is inserted into the rubber tube. This method can reduce the operation of fixing the data cable while preventing the interface of the data cable from loosening from the charger. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the installation structure of the limit column of the utility model;

[0020] Figure 3 This is a schematic diagram of the connection structure between the data cable and the protection tube of the utility model;

[0021] Figure 4 This is a schematic diagram of the connection structure between the connecting pipe and the bearing of the utility model;

[0022] Among them: 1. Charger; 11. Limit column; 12. Connecting block; 13. Rubber tube; 14. Data cable; 15. Limit block; 16. Protective tube; 17. Bearing; 18. Spring; 19. Limit ring; 110. Connecting tube; 111. Thread; 112. Transmission ring. DETAILED DESCRIPTION

[0023] The following is a further detailed description of the implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but cannot be used to limit the scope of the present invention.

[0024] In the description of the present invention, unless otherwise specified, "multiple" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", "third" and the like are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0025] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "connected" 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 an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0026] See also Figure 1 - Figure 4 In this embodiment, a charger for preventing an interface from loosening includes: a charger 1, a limiting column 11 is fixedly installed on the top of the charger 1, a connecting block 12 is fixedly installed on the top of the charger 1, a rubber tube 13 is inserted and installed in the center of the connecting block 12, a data cable 14 is inserted and installed on the top of the charger 1, a limiting block 15 is inserted and installed on the lower end of the data cable 14, a protective tube 16 is inserted and installed on the outer side of the data cable 14, a bearing 17 is fixedly installed on the lower end of the protective tube 16, a spring 18 is inserted and installed on the outer side of the protective tube 16, a limiting ring 19 is fixedly installed on the upper end of the protective tube 16, a connecting tube 110 is embedded and installed on the outer side of the bearing 17, a thread 111 is provided on the outer side of the connecting tube 110, and a transmission ring 112 is inserted and installed on the top of the connecting tube 110.

[0027] The limit column 11 is installed above the charger 1 symmetrically with the center of the charger 1 as the reference, and the limit column 11 is located inside the rubber tube 13. The rubber tube 13 passes through the connecting block 12, and the bottom end is fixedly connected to the charger 1. The inner wall of the rubber tube 13 is provided with a groove structure engaged with the thread 111. The left and right sides of the limit block 15 are provided with an opening structure engaged with the limit column 11, and a sliding connection is formed between the limit block 15 and the limit column 11. The bottom surface of the limit block 15 and the top of the data cable 14 interface are in the same plane.

[0028] The protection tube 16 is made of silicone, and an annular protrusion is provided at the lower end of the protection tube 16. The annular protrusion at the lower end of the protection tube 16 is fixedly connected to the spring 18. The inner side of the spring 18 contacts the outer side of the protection tube 16. The top of the spring 18 is fixedly connected to the limit ring 19. The connecting tube 110 is rotatably connected to the protection tube 16 through the bearing 17. The connecting tube 110 is movably connected to the rubber tube 13 through the thread 111. The transmission ring 112 is fixed to the top of the connecting tube 110 by insertion, and a toothed structure is provided on the outer side of the transmission ring 112.

[0029] Specifically, the charger 1 can charge the mobile phone through the data cable 14, the limit column 11 can limit the position of the limit block 15, the connecting block 12 can limit the position of the rubber tube 13, the rubber tube 13 can limit the position of the connecting tube 110 through the groove structure of the inner wall, the limit block 15 can limit the data cable 14 to be located directly above the interface of the charger 1, the protective tube 16 can protect the data cable 14, the spring 18 can increase the length of the arc formed by the data cable 14 when bending, the limit ring 19 can limit the position of the upper end of the spring 18, the connecting tube 110 can limit the relative position between the data cable 14 and the charger 1, the thread 111 can facilitate limiting the position of the connecting tube 110, and the transmission ring 112 can facilitate the rotation of the connecting tube 110.

[0030] When in use, the protection tube 16 is fixed to the outside of the data line 14 and is fixedly connected to the data line 14. A spring 18 is inserted and installed on the outside of the protection tube 16. A limiting ring 19 is fixedly installed on the upper end of the protection tube 16. An annular protrusion is provided at the lower end of the protection tube 16, and the annular protrusion at the lower end of the protection tube 16 is fixedly connected to the spring 18. The inner side of the spring 18 contacts the outer side of the protection tube 16, and the top of the spring 18 is fixedly connected to the limiting ring 19. When the data line 14 is bent, the spring 18 can apply a force opposite to the bending direction to the data line 14, thereby increasing the length of the arc formed by the data line 14 when bending, so as to avoid the situation where the data line 14 and the bottom interface connection point remain in a bent state for a long time and break. 10 is rotatably connected with the lower end of the protection tube 16 through the bearing 17, the outer side of the connecting tube 110 is provided with a thread 111, the inner wall of the rubber tube 13 is provided with a groove structure engaged with the thread 111, the rubber tube 13 passes through the connecting block 12, and the bottom end is fixedly connected with the charger 1. When in use, the connecting tube 110 is inserted into the rubber tube 13 by rotation, and the position of the connecting tube 110 is limited by the thread 111 and the rubber tube 13. Since the protection tube 16 and the data cable 14 are fixedly connected, after the connecting tube 110 is inserted into the rubber tube 13, the connector of the data cable 14 will be inserted into the charger 1. This method can reduce the operation of fixing the data cable 14 while preventing the interface of the data cable 14 from loosening from the charger 1.

[0031] 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 charger for preventing an interface from loosening, characterized in that: include: A charger (1), wherein a limiting column (11) is fixedly installed on the upper side of the charger (1), a connecting block (12) is fixedly installed on the upper side of the charger (1), a rubber tube (13) is inserted and installed in the center of the connecting block (12), a data cable (14) is inserted and installed on the upper side of the charger (1), a limiting block (15) is inserted and installed on the lower end of the data cable (14), a protective tube (16) is inserted and installed on the outer side of the data cable (14), a bearing (17) is fixedly installed on the lower end of the protective tube (16), a spring (18) is inserted and installed on the outer side of the protective tube (16), a limiting ring (19) is fixedly installed on the upper end of the protective tube (16), a connecting tube (110) is embedded and installed on the outer side of the bearing (17), a thread (111) is provided on the outer side of the connecting tube (110), and a transmission ring (112) is inserted and installed on the upper side of the connecting tube (110).

2. A charger for preventing the interface from loosening according to claim 1, characterized in that: The limiting column (11) is installed above the charger (1) symmetrically with the center of the charger (1) as a reference, and the limiting column (11) is located inside the rubber tube (13). The rubber tube (13) passes through the connecting block (12) and is fixedly connected to the charger (1) at its bottom end.

3. A charger for preventing the interface from loosening according to claim 1, characterized in that: The inner wall of the rubber tube (13) is provided with a groove structure engaged with the thread (111), the left and right sides of the limit block (15) are provided with an opening structure engaged with the limit column (11), and a sliding connection is formed between the limit block (15) and the limit column (11), and the bottom surface of the limit block (15) and the top of the data line (14) interface are in the same plane.

4. A charger for preventing the interface from loosening according to claim 1, characterized in that: The protective tube (16) is made of silicone material, an annular protrusion is provided at the lower end of the protective tube (16), and the annular protrusion at the lower end of the protective tube (16) is fixedly connected to the spring (18).

5. A charger for preventing the interface from loosening according to claim 1, characterized in that: The inner side of the spring (18) contacts the outer side of the protection tube (16), and the top end of the spring (18) is fixedly connected to the limiting ring (19).

6. A charger for preventing the interface from loosening according to claim 1, characterized in that: The connecting tube (110) is rotatably connected to the protective tube (16) via a bearing (17), and the connecting tube (110) is movably connected to the rubber tube (13) via a thread (111).

7. A charger for preventing the interface from loosening according to claim 1, characterized in that: The transmission ring (112) is fixed to the top end of the connecting tube (110) by means of insertion, and a toothed structure is provided on the outer side of the transmission ring (112).

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