DC connector with error-proofing effect

Abstract

The utility model discloses a DC connector with a mistake proofing effect, and relates to the technical field of connectors, the DC connector comprises a male head main body, and a connecting assembly and a protection assembly which are arranged at the upper end of the male head main body, and the connecting assembly comprises a positioning bolt, a fixing block, a buckle and a female head main body. The male head main body is inserted into the limiting shell arranged at the upper end of the female head main body through the positioning bolt for clamping, so that the stability and the reliability of the DC connector in the connecting process are ensured, and poor electrical connection or short circuit caused by loosening or dislocation is avoided; and then the male head main body is clamped and locked with the female head main body through the buckle, the locking shell and the locking groove, so that the electrical connection stability between the male head main body and the female head main body is effectively ensured, the connection looseness or disconnection caused by vibration or external force is reduced, and the connection failure caused by improper operation or accidents is prevented; therefore, the circuit and equipment are protected from being damaged.

Description

Technical Field

[0001] The utility model relates to the technical field of connectors, in particular to a DC connector with error-proofing effect. Background Art

[0002] The DC connector consists of a horizontal socket, a vertical socket, an insulating base, a fork-shaped contact spring, and a directional keyway. The two fork-shaped contact springs are located at the center of the base, arranged vertically and horizontally and not connected to each other. One end of the fork-shaped contact spring is a wiring port, exposed on the top surface of the base cylinder, for connecting the input power cord or cable. The other end of the fork-shaped contact spring consists of two elastic arms interconnected by the base, which are set in the insulating base socket in the direction of DC plug insertion, for the computer monitor to work normally.

[0003] However, the existing DC connector male and female heads are prone to misalignment when plugged in, resulting in an unstable connection. This unstable connection may cause signal interruption or unstable power supply, affecting the normal operation of the equipment. After the wires are connected, there is a risk of them falling off when pulled because the equipment is not fastened. In addition, the connection part is prone to dust intrusion and damage when not in use.

[0004] Therefore, in view of this, the shortcomings of the existing structure are studied and improved, and a DC connector with error-proofing effect is proposed. Utility Model Content

[0005] The utility model aims to provide a DC connector with an anti-misalignment effect, so as to solve the problem of misalignment during connector connection proposed in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a DC connector with an error-proofing effect, comprising a male body and a connecting component and a protective component arranged at the upper end of the male body, the connecting component comprising a positioning bolt, a fixing block, a buckle, a female body, a limiting shell, a locking shell and a locking groove, positioning bolts are installed on both sides of the upper end surface of the male body, a fixing block is installed at the center of the upper end surface of the male body, a buckle is installed on the side wall of the fixing block, the left side of the male body is connected to the female body, a limiting shell is installed on both sides of the upper end surface of the female body, a locking shell is installed at the center of the upper end surface of the female body, and a locking groove is opened inside the locking shell;

[0007] The protective assembly includes a connecting shaft, a connecting plate, a protective plate, a first Velcro, a supporting block and a second Velcro. The connecting shaft is installed on the right side of the upper end surface of the male head body, the connecting plate is installed on the outer surface of the connecting shaft, the protective plate is fixed to the inner wall of the connecting plate, the first Velcro is installed on the inner wall of the connecting plate below the protective plate, the supporting block is installed on the right side wall of the male head body, and the second Velcro is installed on the end of the supporting block.

[0008] Furthermore, first limiting plates are installed on both side walls of the male head body, and positioning grooves are formed on the inner walls of the first limiting plates.

[0009] Furthermore, second limiting plates are installed on both side walls of the female head body, and positioning rods are installed on the inner walls of the second limiting plates.

[0010] Furthermore, a socket body is provided on the inner wall of the male body.

[0011] Furthermore, a mounting cavity is provided inside the female head body, a shock absorbing spring is installed on the inner wall of the mounting cavity, a damping support rod is installed on the inner ring of the shock absorbing spring, and a contact piece is installed at the end of the shock absorbing spring.

[0012] Furthermore, a third Velcro is attached to the upper end surface of the male head body.

[0013] Furthermore, a fourth Velcro is attached to the upper end surface of the connecting plate.

[0014] Furthermore, a connecting portion is installed on the right side wall of the male head body.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] 1. When the utility model is used to connect the male body and the female body, the male body is inserted into the limiting shell provided at the upper end of the female body through the positioning bolt for engagement, thereby ensuring the stability and reliability of the DC connector during the connection process, and avoiding poor electrical connection or short circuit caused by looseness or misalignment. Then the male body is engaged and locked with the female body through the buckle, the locking shell and the locking groove, thereby effectively ensuring the stability of the electrical connection between the male body and the female body, reducing the looseness or disconnection of the connection caused by vibration or external force, and preventing the connection failure caused by improper operation or accident, thereby protecting the circuit and the equipment from damage.

[0017] 2. The connecting part of the utility model is used for connecting the male head body to the external device, and then the connecting plate is rotated on the male head body through the connecting shaft, and the connecting plate is pasted to the second Velcro on the supporting block through the first Velcro, and the two sides and the front end face of the connecting part are protected by the protective plate, which effectively prevents the intrusion and damage of the connecting part by external objects or dust, protects the normal operation of the connecting part and prolongs its service life. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the three-dimensional structure of the device body;

[0019] Figure 2 A schematic diagram of the three-dimensional structure of the female head main body connection;

[0020] Figure 3 It is a schematic diagram of the internal three-dimensional structure of the female head body;

[0021] Figure 4 Schematic diagram of the three-dimensional structure connected by the connecting plate.

[0022] In the figure: 1. male body; 101. positioning bolt; 102. first limiting plate; 103. positioning groove; 104. fixing block; 105. buckle; 2. female body; 201. second limiting plate; 202. positioning rod; 203. limiting shell; 204. locking shell; 205. locking groove; 3. connecting shaft; 4. connecting plate; 401. protective plate; 402. first Velcro; 403. supporting block; 404. second Velcro; 5. socket body; 501. mounting cavity; 502. shock absorbing spring; 503. damping support rod; 504. contact piece; 6. third Velcro; 7. fourth Velcro; 8. connecting part. DETAILED DESCRIPTION

[0023] 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.

[0024] Embodiment 1

[0025] like Figure 1 - Figure 4As shown, a DC connector with an error-proofing effect includes a male body 1 and a connecting component and a protective component arranged at the upper end of the male body 1, the connecting component includes a positioning bolt 101, a fixing block 104, a buckle 105, a female body 2, a limiting shell 203, a locking shell 204 and a locking groove 205, the positioning bolts 101 are installed on both sides of the upper end surface of the male body 1, the fixing block 104 is installed at the center of the upper end surface of the male body 1, the buckle 105 is installed on the side wall of the fixing block 104, the left side of the male body 1 is connected to the female body 2, and the limiting shell 203 is installed on both sides of the upper end surface of the female body 2 3, a locking shell 204 is installed at the center of the upper end surface of the female head body 2, and a locking groove 205 is opened inside the locking shell 204. The protective assembly includes a connecting shaft 3, a connecting plate 4, a protective plate 401, a first Velcro 402, a support block 403 and a second Velcro 404. A connecting shaft 3 is installed on the right side of the upper end surface of the male head body 1, a connecting plate 4 is installed on the outer surface of the connecting shaft 3, a protective plate 401 is fixed to the inner wall of the connecting plate 4, and a first Velcro 402 is installed on the inner wall of the connecting plate 4 below the protective plate 401. A support block 403 is installed on the right side wall of the male head body 1, and the support block 404 is installed on the right side wall of the male head body 1. The end of the male connector 3 is provided with a second Velcro 404. When the male connector 1 and the female connector 2 are connected, the male connector 1 is inserted into the limiting housing 203 provided at the upper end of the female connector 2 through the positioning bolt 101 for engagement, thereby ensuring the stability and reliability of the DC connector during the connection process and avoiding poor electrical connection or short circuit due to looseness or misalignment. Then, the male connector 1 is engaged and locked with the female connector 2 through the buckle 105, the locking housing 204 and the locking groove 205, thereby effectively ensuring the stability of the electrical connection between the male connector 1 and the female connector 2 and reducing the risk of damage due to vibration or external interference. The loose connection or disconnection caused by force can be prevented, and improper operation or accidental connection failure can be prevented, thereby protecting the circuit and equipment from damage. The connecting part 8 is provided for connecting the male head body 1 to the external device, and then the connecting plate 4 is rotated on the male head body 1 through the connecting shaft 3, and the connecting plate 4 is pasted to the second Velcro 404 on the support block 403 through the first Velcro 402. The two sides and the front end face of the connecting part 8 are protected by the protective plate 401, which effectively prevents the intrusion and damage of external objects or dust to the connecting part 8, protects the normal operation of the connecting part 8 and prolongs its service life.

[0026] Furthermore, the two side walls of the male head body 1 are installed with a first limit plate 102, the inner wall of the first limit plate 102 is provided with a positioning groove 103, the two side walls of the female head body 2 are installed with a second limit plate 201, the inner wall of the second limit plate 201 is installed with a positioning rod 202, when the male head body 1 and the female head body 2 are connected, the positioning during the connection is further performed by the positioning groove 103 on the inner wall of the first limit plate 102 and the positioning rod 202 on the inner wall of the second limit plate 201, so as to prevent misalignment during the connection and ensure the stability during the connection.

[0027] Furthermore, a socket body 5 is provided on the inner wall of the male body 1, an installation cavity 501 is opened inside the female body 2, a shock-absorbing spring 502 is installed on the inner wall of the installation cavity 501, a damping support rod 503 is installed on the inner ring of the shock-absorbing spring 502, and a contact piece 504 is installed on the end of the shock-absorbing spring 502. The male body 1 is connected with the installation cavity 501 inside the female body 2 through the socket body 5. Then, when the socket body 5 is in contact with the contact piece 504, the contact piece 504 performs a certain shock-absorbing and buffering effect through the shock-absorbing spring 502 and the damping support rod 503, which can absorb and alleviate the instantaneous impact force caused by plugging and unplugging, vibration or external impact, thereby reducing damage to the socket body 5 and the contact piece 504 and extending the service life of the connector.

[0028] Embodiment 2

[0029] like Figure 1 and Figure 4 As shown, a DC connector with an error-proofing effect proposed by the utility model, compared with Example 1, as another implementation mode of the utility model, the upper end surface of the male head body 1 is adhered with a third Velcro 6, the upper end surface of the connecting plate 4 is adhered with a fourth Velcro 7, and the right side wall of the male head body 1 is installed with a connecting part 8, which is used for connecting the male head body 1 to an external device. Then, after the connecting plate 4 is opened and closed, the third Velcro 6 on the outer wall of the connecting plate 4 is adhered with the fourth Velcro 7 on the upper end surface of the male head body 1, which is convenient for fixing the connecting plate 4 and performing the connecting work of the connecting part 8.

[0030] Working principle: Insert the male body 1 into the limiting shell 203 set at the upper end of the female body 2 through the positioning bolt 101 for engagement, and further position the male body 1 through the positioning groove 103 on the inner wall of the first limiting plate 102 and the positioning rod 202 on the inner wall of the second limiting plate 201 to ensure the stability and reliability of the DC connector during the connection process, and avoid poor electrical connection or short circuit caused by looseness or misalignment. Then the male body 1 is engaged and locked with the female body 2 through the buckle 105, the locking shell 204 and the locking groove 205. , effectively ensuring the stability of the electrical connection between the male head body 1 and the female head body 2, reducing the loosening or disconnection of the connection caused by vibration or external force, and then setting the connecting part 8, which is used to connect the male head body 1 to the external device, and then the connecting plate 4 is rotated on the male head body 1 through the connecting shaft 3, and the connecting plate 4 is pasted to the second Velcro 404 on the support block 403 through the first Velcro 402, and the two sides and the front end face of the connecting part 8 are protected by the protective plate 401, effectively preventing the intrusion and damage of the connecting part 8 by external objects or dust.

[0031] This is how this error-proof DC connector works.

[0032] The embodiments of the present invention are provided for the purpose of illustration and description, and are not intended to be exhaustive or to limit the present invention to the disclosed forms. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments are selected and described to better illustrate the principles and practical applications of the present invention, and to enable those of ordinary skill in the art to understand the present invention and thereby design various embodiments with various modifications suitable for specific uses.

Claims

1. A DC connector with error-proofing effect, comprising a male connector body (1) and a connecting component and a protective component arranged at the upper end of the male connector body (1), characterized in that: The connection assembly comprises a positioning bolt (101), a fixing block (104), a buckle (105), a female head body (2), a limiting shell (203), a locking shell (204) and a locking groove (205); the positioning bolts (101) are installed on both sides of the upper end surface of the male head body (1); the fixing block (104) is installed at the center of the upper end surface of the male head body (1); the buckle (105) is installed on the side wall of the fixing block (104); the left side of the male head body (1) is connected to the female head body (2); the limiting shell (203) is installed on both sides of the upper end surface of the female head body (2); the locking shell (204) is installed at the center of the upper end surface of the female head body (2); and the locking groove (205) is opened inside the locking shell (204); The protective component comprises a connecting shaft (3), a connecting plate (4), a protective plate (401), a first Velcro (402), a supporting block (403) and a second Velcro (404); the connecting shaft (3) is installed on the right side of the upper end surface of the male head body (1); the connecting plate (4) is installed on the outer surface of the connecting shaft (3); the protective plate (401) is fixed to the inner wall of the connecting plate (4); the first Velcro (402) is installed on the inner wall of the connecting plate (4) below the protective plate (401); the supporting block (403) is installed on the right side wall of the male head body (1); and the second Velcro (404) is installed at the end of the supporting block (403).

2. A DC connector with error-proofing effect according to claim 1, characterized in that: First limiting plates (102) are installed on both side walls of the male head body (1), and a positioning groove (103) is provided on the inner wall of the first limiting plate (102).

3. A DC connector with error-proofing effect according to claim 1, characterized in that: Second limiting plates (201) are installed on both side walls of the female head body (2), and positioning rods (202) are installed on the inner wall of the second limiting plates (201).

4. A DC connector with error-proofing effect according to claim 1, characterized in that: The inner wall of the male head body (1) is provided with a socket body (5).

5. A DC connector with error-proofing effect according to claim 1, characterized in that: The female head body (2) is provided with an installation cavity (501) inside, a shock absorbing spring (502) is installed on the inner wall of the installation cavity (501), a damping support rod (503) is installed on the inner ring of the shock absorbing spring (502), and a contact piece (504) is installed at the end of the shock absorbing spring (502).

6. A DC connector with error-proofing effect according to claim 1, characterized in that: The upper end surface of the male head body (1) is fitted with a third Velcro (6).

7. A DC connector with error-proofing effect according to claim 1, characterized in that: The upper end surface of the connecting plate (4) is bonded with a fourth Velcro (7).

8. A DC connector with error-proofing effect according to claim 1, characterized in that: A connecting portion (8) is installed on the right side wall of the male head body (1).

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