Locking device for a plug-in connector and plug-in connector

Abstract

The utility model discloses a locking device and plug connector of plug connector, including male head subassembly and female seat subassembly, the male head subassembly includes the shell, sets up on the button and first clamping piece of shell, the button sliding cooperation is in the shell and has the second clamping piece of one end of shell, the female seat subassembly is detachably connected with male head subassembly, and the surface is equipped with the first clamping piece and the first clamping groove of accommodating second clamping piece and second clamping groove, and the cooperation of first clamping piece and second clamping piece and first clamping groove and second clamping groove realizes the locking of male head subassembly and female seat subassembly between male head subassembly and female seat subassembly.

Description

TECHNICAL FIELD

[0001] The utility model relates to power equipment technical field, concretely relates to a locking device and plug connector of plug connector. BACKGROUND

[0002] The connector is also called connector, and is a commonly used device in electronic and electrical equipment. The connector usually comprises a male head and a female seat. The male head and the female seat can transmit signals or electric current after being plugged. The mechanical and electrical performance of the connector directly affects the performance of the electronic and electrical equipment. In the prior art, the male head is directly inserted into the female seat during use, and there is no locking mechanism between the male head and the female seat. The male head and the female seat may be separated during use, resulting in power failure of the electrical equipment. SUMMARY

[0003] To solve the above technical problems, the utility model provides a locking device and plug connector of plug connector, and the male head assembly and the female seat assembly are locked through the cooperation of the first clamping block, the second clamping block, the first clamping groove and the second clamping groove.

[0004] The utility model adopts the following technical scheme:

[0005] A locking device of a plug connector, comprising a male head assembly and a female seat assembly; the male head assembly comprises a shell, a button arranged on the shell and a first clamping block, the button is slidingly fitted on the shell and has a second clamping block extending out of the shell; the female seat assembly is detachably connected with the male head assembly, and the surface is provided with a first clamping groove and a second clamping groove accommodating the first clamping block and the second clamping block.

[0006] As a preferred, the first clamping block comprises a first clamping body and a first clamping part at the end of the first clamping body; the second clamping block comprises a second clamping body and a second clamping part at the end of the second clamping body.

[0007] As a preferred, the first clamping part and the second clamping part are opposite in direction.

[0008] As a preferred, the second clamping groove has a containing groove at the lower end, and a limiting protrusion is arranged at the junction of the containing groove and the second clamping groove.

[0009] As a preferred, the first clamping groove is a through groove structure, and the first clamping part of the first clamping block abuts against the lower end surface of the first clamping groove.

[0010] As a preferred, the locking device has a first state, in the first state, the first clamping block extends into the first clamping groove and the first clamping part abuts against the lower end surface of the first clamping groove, the second clamping block extends into the second clamping groove and the second clamping part abuts against the limiting protrusion, and the second clamping body is attached to the wall surface of the second clamping groove.

[0011] As preferred, the shell comprises an upper shell and a lower shell, the upper shell and the lower shell cooperate to form a mounting hole accommodating the button; the button comprises a button body and a connecting portion behind the button body, and a second clamping block below the button body.

[0012] As preferred, the connecting portion has a mounting slot in the middle, the lower shell is provided with a stop rib, and the mounting slot and the stop rib have a spring therebetween.

[0013] As preferred, the first clamping block comprises a first clamping block A and first clamping blocks B on both sides of the first clamping block A, the first clamping block A and the first clamping blocks B are made of elastic material, and the clamping portions of the first clamping block A and the first clamping blocks B face opposite directions.

[0014] A plug-in connector comprises a locking device of the plug-in connector, and further comprises a clear box below a female seat assembly.

[0015] Compared with the prior art, the locking device of the plug-in connector and the plug-in connector have the following advantages: the male head assembly and the female seat assembly are locked through the cooperation of the first clamping block and the second clamping block and the first clamping groove and the second clamping groove. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a structural schematic view of the locking device.

[0017] Figure 2 It is a partial enlarged view of A part of the locking device. Figure 1

[0018] Figure 3 It is a sectional view of the locking device.

[0019] Figure 4 It is a partial enlarged view of B part of the locking device. Figure 3

[0020] It is a structural schematic view of the male head assembly. Figure 5

[0021] It is a sectional view of the female seat assembly. Figure 6

[0022] It is a partial structural schematic view of the male head assembly. Figure 7

[0023] It is a structural schematic view of the button. Figure 8

[0024] It is a sectional view of the button. Figure 9

[0025] Figure 10 ​​A structure diagram of the plug-in connector.

[0026] Figure 11 A structure diagram of the locking device of example 2.

[0027] Figure 12 A structure diagram of the plug-in connector. Figure 11 A partial enlarged view of the C part.

[0028] In the figure, the male head assembly 1, the shell 1-1, the upper shell 1-1-1, the lower shell 1-1-2, the mounting hole 1-1-3, the blocking rib 1-1-4, the spring 1-1-5, the button 1-2, the second clamping block 1-2-1, the second clamping body 1-2-1-1, the second clamping part 1-2-1-2, the button body 1-2-2, the connecting part 1-2-3, the mounting groove 1-2-4, the first clamping block 1-3, the first clamping body 1-3-1, the first clamping part 1-3-2, the first clamping block A 1-3-3, the first clamping block B 1-3-4, the female seat assembly 2, the first clamping groove 2-1, the second clamping groove 2-2, the accommodating groove 2-3, the limiting protrusion 2-4, the clear box 3. DETAILED DESCRIPTION

[0029] In order to facilitate the understanding of the technical scheme of the utility model, the following will be described in detail in combination with the drawings and specific embodiments.

[0030] Embodiment 1

[0031] As shown in the figure, a locking device of a plug-in connector, comprising a male head assembly 1 and a female seat assembly 2; Figures 1-4 The male head assembly 1 comprises a shell 1-1, a button 1-2 arranged on the shell 1-1 and a first clamping block 1-3, the button 1-2 is slidingly fitted on the shell 1-1 and has a second clamping block 1-2-1 extending out of the shell 1-1;

[0032] The female seat assembly 2 is detachably connected with the male head assembly 1, and is provided with a first clamping groove 2-1 and a second clamping groove 2-2 for accommodating the first clamping block 1-3 and the second clamping block 1-2-1;

[0033] The male head assembly 1 and the female seat assembly 2 are locked by the cooperation of the first clamping block 1-3 and the second clamping block 1-2-1 with the first clamping groove 2-1 and the second clamping groove 2-2.

[0034] Specifically, as shown in the figure,

[0035] Figures 1-2 ​As shown, the first clamping block 1-3 comprises a first clamping body 1-3-1 and a first clamping portion 1-3-2 at the end of the first clamping body 1-3-1; the second clamping block 1-2-1 comprises a second clamping body 1-2-1-1 and a second clamping portion 1-2-1-2 at the end of the second clamping body 1-2-1-1. The first clamping portion 1-3-2 is opposite to the second clamping portion 1-2-1-2, in this embodiment, the second clamping portion 1-2-1-2 is arranged forwardly, and the first clamping portion 1-3-2 is arranged rearwardly, which can improve the stability of the locking between the male head assembly 1 and the female seat assembly 2, and prevent the male head assembly 1 from falling off during use.

[0036] The lower end of the second clamping groove 2-2 has a receiving groove 2-3, and a limiting protrusion 2-4 is arranged at the junction of the second clamping groove 2-2 and the receiving groove 2-3. The first clamping groove 2-1 is a through groove structure, and the first clamping portion 1-3-2 of the first clamping block 1-3 abuts against the lower end surface of the first clamping groove 2-1. The locking device has a first state, in which the first clamping block 1-3 extends into the first clamping groove 2-1, the first clamping portion 1-3-2 abuts against the lower end surface of the first clamping groove 2-1, the second clamping block 1-2-1 extends into the second clamping groove 2-2, the second clamping portion 1-2-1-2 abuts against the limiting protrusion 2-4, and the second clamping body 1-2-1-1 is attached to the wall surface of the second clamping groove 2-2.

[0037] As shown in the figure, Figures 5-9 As shown, the shell 1-1 comprises an upper shell 1-1-1 and a lower shell 1-1-2, and the upper shell 1-1-1 and the lower shell 1-1-2 cooperatively form a mounting hole 1-1-3 for accommodating the button 1-2. The button 1-2 comprises a button body 1-2-2 and a connecting portion 1-2-3 located rearward of the button body 1-2-2, and the second clamping block 1-2-1 is located below the button body 1-2-2. The connecting portion 1-2-3 has a mounting groove 1-2-4 in the middle portion, the lower shell 1-1-2 is provided with a stop rib 1-1-4, and a spring 1-1-5 is arranged between the mounting groove 1-2-4 and the stop rib 1-1-4. Due to the elastic force of the spring 1-1-5, the limiting protruding ring of the button 1-2 is attached to the inner side surface of the upper shell 1-1-1 and the inner side surface of the lower shell 1-1-2 for limiting, and the button 1-2 is located in the mounting hole 1-1-3.

[0038] In use, the button 1-2 of the male head assembly 1 is pressed by hand while the plug of the male head assembly 1 is inserted into the socket of the female seat assembly 2, during the process of inserting the male head assembly 1 into the female seat assembly 2, the second clamping block 1-2-1 of the button 1-2 passes through the second clamping slot 2-2 of the panel of the female seat assembly 2, the first clamping block 1-3 is inserted into the first clamping slot 2-1, the force of pressing the button 1-2 is released, the button 1-2 is reset under the rebound force of the spring 1-1-5, the second clamping block 1-2-1 is clamped into the accommodating slot 2-3, the second clamping block 1-2-1 is clamped and limited by the limiting block 2-4, and the male head assembly 1 and the female seat assembly 2 are locked.

[0039] As shown in Figure 10 , a plug connector comprises a locking device, and further comprises a clear box 3 below the female seat assembly 2.

[0040] Embodiment 2

[0041] As shown in Figures 11-12 , embodiment 2 is different from embodiment 1 in that the first clamping block 1-3 comprises a first clamping block A 1-3-3 and first clamping blocks B 1-3-4 on both sides of the first clamping block A 1-3-3, the first clamping block A 1-3-3 and the first clamping block B 1-3-4 are made of elastic material, and the clamping parts of the first clamping block A 1-3-3 and the first clamping block B 1-3-4 are opposite to each other.

[0042] The preferred embodiments of the utility model are only above, the protection scope of the utility model is accurate with the range defined by claim, and some improvements and decorations made by the person skilled in the art without departing from the spirit and range of the utility model should also be regarded as the protection scope of the utility model.

Claims

1. A locking device for a plug-in connector, characterized in that The utility model provides a connector, which comprises a male component (1) and a female seat component (2), the male component (1) comprises a shell (1-1), a button (1-2) arranged on the shell (1-1) and a first clamping block (1-3), the button (1-2) is slidingly fitted on the shell (1-1) and has a second clamping block (1-2-1) extending out of the shell (1-1), the female seat component (2) is detachably connected with the male component (1) and is provided with a first clamping groove (2-1) and a second clamping groove (2-2) for accommodating the first clamping block (1-3) and the second clamping block (1-2-1).

2. A locking device for a plug according to claim 1, characterized in that The first clamping block (1-3) comprises a first clamping body (1-3-1) and a first clamping portion (1-3-2) at the end of the first clamping body (1-3-1), and the second clamping block (1-2-1) comprises a second clamping body (1-2-1-1) and a second clamping portion (1-2-1-2) at the end of the second clamping body (1-2-1-1).

3. A locking device for a plug according to claim 2, characterized in that The first clamping portion (1-3-2) and the second clamping portion (1-2-1-2) are oppositely directed.

4. A locking device for a plug according to claim 2, characterized in that The lower end of the second clamping groove (2-2) has an accommodating groove (2-3), and the junction between the second clamping groove (2-2) and the accommodating groove (2-3) is provided with a limiting protrusion (2-4).

5. A locking device for a plug according to claim 4, characterized in that The first clamping groove (2-1) is a through groove structure, and the first clamping portion (1-3-2) of the first clamping block (1-3) abuts against the lower end surface of the first clamping groove (2-1).

6. A locking device for a plug according to claim 5, characterized in that The locking device has a first state, in which the first clamping block (1-3) extends into the first clamping groove (2-1) and the first clamping portion (1-3-2) abuts against the lower end surface of the first clamping groove (2-1), the second clamping block (1-2-1) extends into the second clamping groove (2-2) and the second clamping portion (1-2-1-2) abuts against the limiting protrusion (2-4), and the second clamping body (1-2-1-1) is attached to the wall surface of the second clamping groove (2-2).

7. The locking device of a plug according to claim 1, wherein The shell (1-1) comprises an upper shell (1-1-1) and a lower shell (1-1-2), the upper shell (1-1-1) and the lower shell (1-1-2) cooperatively form a mounting hole (1-1-3) for accommodating the button (1-2), the button (1-2) comprises a button body (1-2-2) and a connecting portion (1-2-3) located behind the button body (1-2-2), and the second clamping block (1-2-1) is located below the button body (1-2-2).

8. A locking device for a plug according to claim 7, characterized in that The connecting portion (1-2-3) has a mounting groove (1-2-4) in the middle, the lower shell (1-1-2) is provided with a blocking rib (1-1-4), and the mounting groove (1-2-4) and the blocking rib (1-1-4) are provided with a spring (1-1-5) therebetween.

9. The locking device of a plug according to claim 1, wherein The first clamping block (1-3) comprises a first clamping block A (1-3-3) and a first clamping block B (1-3-4) located on both sides of the first clamping block A (1-3-3), the first clamping block A (1-3-3) and the first clamping block B (1-3-4) are made of elastic material, and the clamping parts of the first clamping block A (1-3-3) and the first clamping block B (1-3-4) face opposite directions.

10. A plug-in member characterized by comprising: Locking device comprising a plug (1) according to any one of claims 1 to 9, further comprising a housing (3) located below the female seat assembly (2).

Images