Coaxial harness camera for connecting harness with PCBA (Printed Circuit Board Assembly) through lug plate and copper column

Abstract

The utility model relates to a coaxial harness camera for connecting a harness with a PCBA (Printed Circuit Board Assembly) through a lug plate and a copper column. The coaxial harness camera comprises a camera main body, a harness assembly, a screw C and a screw D, the camera body comprises a lens, a front shell, a PCBA, a screw A, a rear shell and a screw B. The lens is bonded with the front shell through glue, the PCBA is fixed with the front shell through the screw A, the rear shell is fixed with the front shell through the screw B. The PCBA comprises a copper sleeve, an anode copper column and a cathode copper column, and the anode copper column and the cathode copper column are respectively fixed on the surfaces of an anode bonding pad and a cathode bonding pad of the PCBA in a welding mode. The copper sleeve is welded with the positive electrode bonding pad on the periphery of the positive electrode copper column and used for supplying power and transmitting signals, and the copper sleeve is welded with the negative electrode bonding pad on the periphery of the positive electrode copper column and used for shielding signals of the positive electrode copper column, increasing the signal transmission distance and preventing external signal interference. The coaxial harness camera connector effectively solves the problems that an existing coaxial harness camera connector is complex in structure and high in manufacturing cost, and a new solution is provided for manufacturing of a coaxial harness camera.

Description

TECHNICAL FIELD

[0001] The utility model relates to coaxial wire harness camera field, concretely is a kind of coaxial wire harness camera by terminal lug and copper column connect wire harness and PCBA. BACKGROUND

[0002] The connection between the wire harness and the PCBA (printed circuit board assembly) of most coaxial wire harness cameras on the market currently mainly relies on coaxial wire harness connectors and coaxial PCBA connectors. This connection method realizes power supply and signal transmission through the plug-in of the connectors. Specifically, the coaxial wire harness connector is connected at the wire harness end, while the coaxial PCBA connector is fixed on the PCBA, and the two achieve electrical connection through physical docking.

[0003] Although the existing coaxial wire harness camera connector connection method is technically feasible, it has obvious defects. First, the structure of the coaxial wire harness connector and the coaxial PCBA connector is relatively complex, which increases the manufacturing cost. Second, due to the large number of connector components, the assembly process is cumbersome, which is not conducive to the improvement of production efficiency. In addition, the complex connector structure also easily leads to a decrease in connection reliability, increasing the risk of product failure. More importantly, the high manufacturing cost limits the large-scale popularization and application of coaxial wire harness cameras, reducing the market competitiveness of the product.

[0004] Therefore, we propose a coaxial wire harness camera that connects wire harness and PCBA through terminal lug and copper column, which effectively solves the problems of complex structure and high manufacturing cost of existing coaxial wire harness camera connectors through an innovative connection method, providing a new solution for the manufacture of coaxial wire harness cameras. CONTENT OF THE UTILITY MODEL

[0005] The utility model aims to overcome the deficiencies of the prior art, adapt to the needs of reality, and provide a coaxial wire harness camera that connects wire harness and PCBA through terminal lug and copper column to solve the technical problems of the current first, the structure of the coaxial wire harness connector and the coaxial PCBA connector is relatively complex, which increases the manufacturing cost. Second, due to the large number of connector components, the assembly process is cumbersome, which is not conducive to the improvement of production efficiency. In addition, the complex connector structure also easily leads to a decrease in connection reliability, increasing the risk of product failure. More importantly, the high manufacturing cost limits the large-scale popularization and application of coaxial wire harness cameras, reducing the market competitiveness of the product.

[0006] In order to achieve the purpose of the utility model, the technical solution adopted by the utility model is as follows: a coaxial wire harness camera that connects wire harness and PCBA through terminal lug and copper column is designed, including camera main body, wire harness assembly, screw C and screw D;

[0007] The camera body includes a lens, a front shell, a PCBA, a screw A, a rear shell and a screw B, the lens is bonded to the front shell by glue, the PCBA is fixed to the front shell by the screw A, and the rear shell is fixed to the front shell by the screw B.

[0008] The PCBA includes a copper sleeve, a positive copper column and a negative copper column, the positive copper column and the negative copper column are respectively fixed on positive and negative pad surfaces of the PCBA by welding, are used for power supply and signal transmission, and the copper sleeve is welded with the negative pad around the positive copper column, is used for shielding the signal of the positive copper column, increases signal transmission distance and prevents external signal interference.

[0009] Preferably, the wire harness assembly includes a negative terminal lug, a positive terminal lug, a wire harness and a wire pressing block.

[0010] Preferably, the wire pressing block is sleeved in the wire harness, and the positive terminal lug and the negative terminal lug are respectively welded with the positive and negative levels of the wire harness.

[0011] Preferably, the wire harness assembly is connected with the positive copper column and the negative copper column of the camera body by the screw C, realizes conduction, supplies power and transmits signals for the camera body.

[0012] Preferably, the wire pressing block fixes the wire harness on the surface of the camera body by the screw D.

[0013] Compared with the prior art, the utility model has the advantages that:

[0014] 1. The utility model discloses a direct connection mode of terminal lug and copper column, which replaces the complex connector structure, simplifies the product structure and significantly reduces the manufacturing cost.

[0015] 2. The direct connection mode reduces the connecting components, reduces the assembly difficulty, improves the stability and reliability of connection and reduces the risk of product failure.

[0016] 3. The utility model reduces the manufacturing cost and improves the connection reliability, so that the product of the scheme is more competitive in the market, and large-scale popularization and application are facilitated. DRAWINGS

[0017] Figure 1 It is an explosion structure schematic view of the utility model;

[0018] Figure 2 It is an overall structure schematic view of the utility model;

[0019] Figure 3 It is a negative copper column and coaxial wire harness connection schematic view of the utility model;

[0020] Figure 4 It is a positive pole copper column and coaxial wire harness connection schematic diagram of the utility model.

[0021] In the figure: 1, lens; 2, front shell; 3, PCBA; 4, copper sleeve; 5, positive pole copper column; 6, negative pole copper column; 7, screw A; 8, rear shell; 9, screw B; 10, negative pole terminal; 11, positive pole terminal; 12, wire harness; 13, wire pressing block; 14, wire harness assembly; 15, screw C; 16, screw D; 17, camera main body. DETAILED DESCRIPTION

[0022] The utility model is further explained in connection with the drawings and examples as follows:

[0023] Example 1: a coaxial wire harness camera that connects wire harness and PCBA through terminal and copper column, referring to Figures 1 to 4 , including camera main body 17, wire harness assembly 14, screw C 15 and screw D 16;

[0024] Camera main body 17 includes lens 1, front shell 2, PCBA 3, screw A 7, rear shell 8, screw B 9, lens 1 is bonded with front shell 2 by glue, PCBA 3 is fixed with front shell 2 by screw A 7, rear shell 8 is fixed with front shell 2 by screw B 9;

[0025] PCBA 3 includes copper sleeve 4, positive pole copper column 5, negative pole copper column 6, and the positive pole copper column 5 and the negative pole copper column 6 are fixed on the positive pole and the negative pole pad surface of PCBA 3 respectively by welding, for power supply and signal transmission, and the copper sleeve 4 is welded with the negative pole pad around the positive pole copper column 5, for shielding the signal of the positive pole copper column 5, increasing signal transmission distance and preventing external signal interference, first, welding the positive pole copper column 5, the negative pole copper column 6 and the copper sleeve 4 on PCBA 3, the copper sleeve 4 is welded on the negative pole pad around the positive pole copper column 5, for shielding signal, then, welding the positive pole terminal 11 and the negative pole terminal 10 at the end of wire harness 12, and the wire pressing block 13 is sleeved on wire harness 12, then, connecting the positive pole terminal 11 and the negative pole terminal 10 with the positive pole copper column 5 and the negative pole copper column 6 on PCBA 3 respectively by screw, realizing power supply and signal transmission, finally, fixing wire pressing block 13 and wire harness 12 on PCBA 3 or camera main body 17 by another screw, ensuring the stability of connection.

[0026] Specifically, referring to Figure 1 And Figure 2 Wire harness assembly 14 includes negative pole terminal 10, positive pole terminal 11, wire harness 12 and wire pressing block 13.

[0027] Further, referring to Figure 1 And Figure 2The wire pressing block 13 is sleeved on the wire harness 12, and the positive electrode tab 11 and the negative electrode tab 10 are respectively welded with the positive electrode and the negative electrode of the wire harness 12.

[0028] It is worth noting that, referring to Figure 3 and Figure 4 The wire harness assembly 14 connects the positive electrode tab 11 and the negative electrode tab 10 with the positive electrode copper column 5 and the negative electrode copper column 6 of the camera main body 17 respectively through the screw C15, realizes conduction, and supplies power and transmits signals for the camera main body 17.

[0029] It is worth noting that, referring to Figure 1 and Figure 2 The wire pressing block 13 fixes the wire harness 12 on the surface of the camera main body 17 through the screw D16.

[0030] In the use of a coaxial wire harness camera that connects the wire harness with the PCBA through the tab and the copper column, the following steps are included:

[0031] Assembly preparation and installation:

[0032] On the PCBA 3, the positive electrode copper column 5 and the negative electrode copper column 6 are respectively fixed to the corresponding positive electrode pad and negative electrode pad through welding technology, ensuring the stability of the power transmission path, and at the same time, the copper sleeve 4 is welded to the negative electrode pad on the periphery of the positive electrode copper column 5, so as to shield signal interference and enhance the stability of signal transmission;

[0033] On the wire harness 12 end, the positive electrode tab 11 and the negative electrode tab 10 are respectively connected to the positive electrode and the negative electrode of the wire harness 12 through welding, ensuring the power transmission between the wire harness 12 and the camera main body 17, and then the wire pressing block 13 is sleeved on the wire harness 12 to protect the wire harness 12 and prevent it from being damaged during use;

[0034] Camera main body 17 assembly:

[0035] The PCBA 3 is fixed on the front shell 2 using the screw A7, ensuring the positional accuracy and stability of the PCBA 3;

[0036] The rear shell 8 is fixed on the front shell 2 using the screw B9, completing the assembly of the camera main body 17. The rear shell 8 not only plays a protective role, but also prevents internal components from being disturbed by the outside world, ensuring the normal work of the camera;

[0037] Wire harness 12 and PCBA 3 connection:

[0038] By screw C15, the positive and negative terminal plates 11 and 10 are connected to the positive and negative copper columns 5 and 6 on the camera body 17, which realizes the connection of the camera body 17 to the wire harness 12 and the transmission of signals, and the fastening of the screw C15 ensures the stability and reliability of the connection;

[0039] The wire harness 12 is fixed on the camera body 17 by the wire pressing block 13 using screw D16, which further enhances the stability of the connection between the wire harness 12 and the camera body 17 and prevents the wire harness 12 from loosening or falling off during use.

[0040] Through the above working principle, the direct connection between the wire harness 12 and the PCBA 3 is successfully realized, which not only simplifies the internal structure of the camera, reduces the manufacturing cost, but also improves the reliability of the connection and the market competitiveness.

[0041] In addition, the components designed in the utility model are all general standard components or components known to those skilled in the art, the structure and principle of which can be known by the technical personnel through a technical manual or through a conventional experimental method, and the technical personnel in the art can completely realize it without further description, and the content protected by the utility model does not involve the improvement of the internal structure and method.

[0042] The utility model discloses an embodiment discloses a preferred embodiment, but is not limited to this, and the ordinary skilled in the art, easily understands the spirit of the utility model according to the above embodiment, and makes different inferences and changes, but as long as not departing from the spirit of the utility model, all are within the protection scope of the utility model.

Claims

1. A coaxial wire harness camera connecting a wire harness with a PCBA through a lug and a copper post, characterized in that, Including camera body (17), wire harness assembly (14), screw C (15) and screw D (16); The camera body (17) comprises a lens (1), a front shell (2), a PCBA (3), a screw A (7), a rear shell (8) and a screw B (9), the lens (1) is bonded with the front shell (2) by glue, the PCBA (3) is fixed with the front shell (2) by the screw A (7), and the rear shell (8) is fixed with the front shell (2) by the screw B (9). The PCBA (3) comprises a copper sleeve (4), a positive copper column (5) and a negative copper column (6), the positive copper column (5) and the negative copper column (6) are respectively fixed on the positive and negative pad surfaces of the PCBA (3) by welding, for power supply and signal transmission, and the copper sleeve (4) is welded with the negative pad around the positive copper column (5), for shielding the signal of the positive copper column (5), increasing the signal transmission distance and preventing external signal interference.

2. The coaxial bundle camera connecting a wire bundle to a PCBA through a tab and a copper post of claim 1, wherein, The wire harness assembly (14) comprises a negative terminal lug (10), a positive terminal lug (11), a wire harness (12) and a wire pressing block (13).

3. The coaxial bundle camera connecting a wire bundle to a PCBA through a tab and a copper post of claim 2, wherein, The wire pressing block (13) is sleeved in the wire harness (12), and the positive terminal lug (11) and the negative terminal lug (10) are respectively welded with the positive and negative levels of the wire harness (12).

4. The coaxial bundle camera connecting a wire bundle to a PCBA through a tab and a copper post of claim 1, wherein, The wire harness assembly (14) connects the positive terminal lug (11) and the negative terminal lug (10) with the positive copper column (5) and the negative copper column (6) of the camera body (17) respectively by the screw C (15), realizes conduction, and supplies power and transmits signals for the camera body (17).

5. The coaxial bundle camera connecting a wire bundle to a PCBA through a tab and a copper post of claim 2, wherein, The wire pressing block (13) fixes the wire harness (12) on the surface of the camera body (17) by the screw D (16).

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