Connecting plug with protective connecting structure

Abstract

The utility model discloses a connecting plug with a protective connecting structure, and relates to the technical field of connectors. Comprising a female socket and a male plug, one end of the male plug is inserted into the female socket, the female socket comprises a female rubber shell and female connecting pins arranged in the female rubber shell, a protective grounding connecting piece is arranged in one end of the female rubber shell, the male plug comprises a male rubber shell and a plug body, and one end of the plug body is inserted into the female rubber shell. And one end of the male rubber shell extends into the plug main body. Through the cooperation of the positioning partition plate and the positioning groove, after the plug body is inserted into the female rubber shell, the male connecting needle and the female connecting needle are automatically and accurately opposite and inserted, the bending and damage of the end part of the male connecting needle are avoided, and the positioning elastic sheet is matched with the limiting groove, so that the stability of the protective grounding connecting piece is ensured, and the rotation condition is avoided; and the structure is simple and compact, machining and production are facilitated, and wide application prospects are achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of connectors, in particular to a connecting plug with a protective connecting structure. Background Art

[0002] The connector is a commonly used electrical connector for industrial automation equipment. It has the characteristics of waterproof, dustproof, corrosion-resistant, compact size, and the ability to withstand mechanical pressure and vibration. It is widely used in mechanical equipment, automated production lines, industrial robots and other fields.

[0003] The existing connector has a single structure and poor grounding protection connection stability, which can no longer meet user needs. Summary of the invention

[0004] The utility model provides a connecting plug with a protective connecting structure to solve the problems in the background technology.

[0005] To achieve the above-mentioned objectives, the utility model provides the following technical solutions: a connecting plug with a protective connection structure, comprising a female socket and a male plug, one end of the male plug being inserted into the interior of the female socket, the female socket comprising a female rubber shell and a female connecting pin arranged inside the female rubber shell, a protective grounding connector being arranged inside one end of the female rubber shell, the male plug comprising a male rubber shell and a plug body, one end of the plug body being inserted into the interior of the female rubber shell, one end of the male rubber shell extending to the interior of the plug body, and a male connecting pin being arranged inside the male rubber shell with one end inserted into the interior of the female connecting pin.

[0006] Furthermore, the female socket also includes a rubber-coated tailstock, and the female rubber shell is arranged at one end of the rubber-coated tailstock.

[0007] Furthermore, a positioning boss is provided inside one end of the mother rubber shell, and at least two connecting holes are opened inside the positioning boss.

[0008] Furthermore, the number of the female connecting needles is two, and the two female connecting needles are respectively arranged inside the two connecting holes.

[0009] Furthermore, a positioning baffle is provided on one side of the positioning boss, and the positioning baffle is located between the two connecting holes.

[0010] Furthermore, a circle of limiting grooves is provided inside one end of the mother rubber shell, and a circle of positioning springs which are engaged with the limiting grooves are provided on the protective grounding connector.

[0011] Furthermore, the male plug also includes a protective grounding connection sleeve, which is arranged on the outside of the male rubber shell and located at one end of the plug body.

[0012] Furthermore, the outside of the male rubber shell is also covered with a rubber-encapsulated sheath located at one end of the protective grounding connection sleeve.

[0013] Furthermore, a positioning groove which is engaged with the positioning partition is formed at one end of the plug body away from the protective grounding connection sleeve.

[0014] Compared with the prior art, the utility model provides a connecting plug with a protective connection structure, which has the following beneficial effects:

[0015] The connection plug with a protective connection structure, the cooperation of the positioning partition and the positioning groove, enables the male connection pin and the female connection pin to automatically and accurately align and insert after the plug body is inserted into the interior of the female rubber shell, avoiding bending and damage to the end of the male connection pin. The positioning spring piece cooperates with the limit groove to ensure the stability of the protective grounding connector and prevent rotation. The structure is simple and compact, which is conducive to processing and production and has broad application prospects. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the female socket and the male plug of the utility model in a separated state;

[0018] Figure 3 This is a schematic diagram of the positioning boss structure of the utility model;

[0019] Figure 4 This is an exploded view of the female socket structure of the utility model;

[0020] Figure 5 This is a schematic diagram of the male connecting pin structure of the utility model;

[0021] Figure 6 This is a schematic diagram of the male rubber shell structure of the utility model;

[0022] Figure 7 This is an exploded view of the male plug structure of the utility model.

[0023] In the figure: 1. female socket; 11. rubber-coated tailstock; 12. female rubber shell; 121. limiting groove; 122. positioning boss; 123. positioning partition; 124. connecting hole; 13. female connecting pin; 14. protective grounding connector; 141. positioning spring; 2. male plug; 21. male rubber shell; 22. male connecting pin; 23. rubber-coated sheath; 24. plug body; 241. positioning groove; 25. protective grounding connection sleeve. DETAILED DESCRIPTION

[0024] 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.

[0025] See also Figure 1-7 The utility model discloses a connecting plug with a protective connection structure, comprising a female socket 1 and a male plug 2, one end of the male plug 2 is inserted into the interior of the female socket 1, the female socket 1 comprises a female rubber shell 12 and a female connecting pin 13 arranged inside the female rubber shell 12, a protective grounding connector 14 is arranged inside one end of the female rubber shell 12, the male plug 2 comprises a male rubber shell 21 and a plug body 24, one end of the plug body 24 is inserted into the interior of the female rubber shell 12, one end of the male rubber shell 21 extends to the interior of the plug body 24, and a male connecting pin 22 with one end inserted into the interior of the female connecting pin 13 is arranged inside the male rubber shell 21.

[0026] Specifically, the female socket 1 also includes a rubber-encapsulated tailstock 11, the female rubber shell 12 is arranged at one end of the rubber-encapsulated tailstock 11, and a positioning boss 122 is arranged inside one end of the female rubber shell 12, and at least two connecting holes 124 are opened inside the positioning boss 122, see Figure 5 The interior of the plug body 24 is provided with a groove matching the positioning boss 122, so that when the plug body 24 is inserted into the interior of the female rubber shell 12, the groove can firmly clamp the positioning boss 122, thereby ensuring the connection stability of the male connecting pin 22 and the female connecting pin 13.

[0027] Specifically, the number of the female connecting needles 13 is two, and the two female connecting needles 13 are respectively disposed inside the two connecting holes 124 .

[0028] Specifically, a positioning partition 123 is provided on one side of the positioning boss 122, and the positioning partition 123 is located between the two connecting holes 124. A positioning groove 241 which is engaged with the positioning partition 123 is provided at one end of the plug body 24 away from the protective grounding connecting sleeve 25. The cooperation between the positioning partition 123 and the positioning groove 241 enables the male connecting pin 22 and the female connecting pin 13 to automatically and accurately align and insert after the plug body 24 is inserted into the interior of the female rubber shell 12, thereby avoiding bending or damage at the end of the male connecting pin 22.

[0029] Specifically, a circle of limiting grooves 121 are provided inside one end of the mother rubber shell 12, and a circle of positioning springs 141 that are engaged with the limiting grooves 121 are provided on the protective grounding connector 14. The positioning springs 141 cooperate with the limiting grooves 121 to ensure the stability of the protective grounding connector 14 and prevent it from rotating.

[0030] Specifically, the male plug 2 also includes a protective grounding connection sleeve 25, which is sleeved on the outside of the male rubber shell 21 and located at one end of the plug body 24. The outside of the male rubber shell 21 is also sleeved with a rubber-wrapped sleeve 23 located at one end of the protective grounding connection sleeve 25. The setting of the rubber-wrapped sleeve 23 has a good insulation effect and makes it more comfortable for users to hold.

[0031] To sum up, the connection plug with a protective connection structure, the cooperation of the positioning partition 123 and the positioning groove 241, enables the male connection pin 22 and the female connection pin 13 to automatically and accurately align and insert after the plug body 24 is inserted into the interior of the female rubber shell 12, thereby avoiding bending and damage at the end of the male connection pin 22. The positioning spring piece 141 cooperates with the limiting groove 121 to ensure the stability of the protective grounding connector 14 and prevent rotation. The structure is simple and compact, which is conducive to processing and production and has broad application prospects.

[0032] 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 connecting plug with a protective connection structure, characterized in that: The invention comprises a female socket (1) and a male plug (2), one end of the male plug (2) being inserted into the interior of the female socket (1), the female socket (1) comprising a female rubber shell (12) and a female connecting pin (13) arranged inside the female rubber shell (12), one end of the female rubber shell (12) being arranged inside a protective grounding connector (14), the male plug (2) comprising a male rubber shell (21) and a plug body (24), one end of the plug body (24) being inserted into the interior of the female rubber shell (12), one end of the male rubber shell (21) extending into the interior of the plug body (24), and the interior of the male rubber shell (21) being arranged with a male connecting pin (22) having one end inserted into the interior of the female connecting pin (13).

2. A connecting plug with a protective connection structure according to claim 1, characterized in that: The female socket (1) further comprises a rubber-coated tailstock (11), and the female rubber shell (12) is arranged at one end of the rubber-coated tailstock (11).

3. The connecting plug with a protective connection structure according to claim 1, characterized in that: A positioning boss (122) is provided inside one end of the mother rubber shell (12), and at least two connection holes (124) are provided inside the positioning boss (122).

4. The connecting plug with a protective connection structure according to claim 1, characterized in that: The number of the female connecting needles (13) is two, and the two female connecting needles (13) are respectively arranged inside the two connecting holes (124).

5. The connecting plug with a protective connection structure according to claim 3, characterized in that: A positioning baffle (123) is provided on one side of the positioning boss (122), and the positioning baffle (123) is located between the two connection holes (124).

6. The connecting plug with a protective connection structure according to claim 1, characterized in that: A circle of limiting grooves (121) are provided inside one end of the mother rubber shell (12), and a circle of positioning springs (141) which are engaged with the limiting grooves (121) are provided on one side of the protective grounding connector (14).

7. The connecting plug with a protective connection structure according to claim 1, characterized in that: The male plug (2) further comprises a protective grounding connection sleeve (25), wherein the protective grounding connection sleeve (25) is sleeved on the outside of the male rubber shell (21) and is located at one end of the plug body (24).

8. The connecting plug with a protective connection structure according to claim 1, characterized in that: The outside of the male rubber shell (21) is also covered with a rubber-encapsulated sheath (23) located at one end of the protective grounding connection sleeve (25).

9. The connecting plug with a protective connection structure according to claim 1, characterized in that: A positioning groove (241) which is engaged with the positioning partition plate (123) is formed at one end of the plug body (24) away from the protective grounding connection sleeve (25).

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