Circuit board connector

Abstract

The utility model provides a circuit board connector, which comprises a shell, a petal shell, a connecting piece and at least one group of connecting pins, the connecting piece is arranged in the shell, and a fixing column is arranged on one side of the tail end of the shell. One end of the connecting needle serves as a connector, penetrates through the connecting piece through the interior of the shell and is located at the head end of the shell, and the edge of the connector is connected with the petal shell; the other end of the connecting needle serves as a pin and extends out of the tail end of the shell, and the position, connected with the pin, of the connecting needle is in an L shape. The pin is arranged on the cushion block in a penetrating mode and located in the same parallel direction with the fixing column. A step is arranged at the joint of the fixing column and the shell, and the step and the bottom of the cushion block are located at the same horizontal height. Meanwhile, the overall structural strength of the product can be enhanced, the contact impedance and shielding performance of the product are improved, the connection relation of the connector is facilitated, and the service life of the product is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of connectors, in particular to a circuit board connector. Background Art

[0002] A circuit board connector is a connecting device specifically designed for connection and fixation, and it is usually installed on a circuit board. The function of this connecting device is to ensure that the connector can be safely and firmly connected to the circuit board, and at the same time provide a certain degree of physical protection to prevent environmental factors such as dust and moisture from damaging the connector. The circuit board of the connector housing can be molded according to the type of the circuit board connector to be matched to ensure the compatibility and connection reliability between the two.

[0003] Currently, in the existing industry, when connecting devices are welded to a circuit board, they mainly rely on the product's pin solder feet to position the circuit board holes for welding and fixation. There are problems such as circuit board insertion positioning, the front and rear position dimensions of the assembled housing, and the circuit board being stressed only by the welded parts of the pins.

[0004] Combined with the above, the prior art has problems such as insufficient dimensional accuracy of circuit board insertion positioning, easy deviation of the front and rear position dimensions of the housing during assembly, and the circuit board being stressed only by the welded parts of the pins, which is easy to deform, affecting the performance and service life of the product. At the same time, there are problems such as inconvenient connection and easy damage of the pins. Summary of the Utility Model

[0005] In view of the above problems, the present utility model is proposed to provide a circuit board connector that overcomes the above problems or at least partially solves the above problems.

[0006] To solve the above problems, the present utility model discloses a circuit board connector, which includes a housing, a petal shell, a connecting member, and at least one set of connecting pins; the connecting member is arranged inside the housing, and a fixing column is provided on one side of the tail end of the housing; one end of the connecting pin serves as an interface and passes through the inside of the housing and the connecting member to be located on the head end of the housing, and the edge of the interface is connected to the petal shell; the other end of the connecting pin serves as a pin and extends out of the tail end of the housing, and the position where the connecting pin connects the pin is L-shaped; the pin passes through a cushion block and is in the same parallel direction as the fixing column; a step is provided at the connection between the fixing column and the housing, and the step and the bottom of the cushion block are at the same horizontal height.

[0007] Further, the housing includes a shell body and a cover body; the head end of the shell body is snap-connected to the tail end of the cover body, and the connecting member is arranged between the two; the fixing column is located on one side of the tail end of the shell body; at least one set of through holes are provided at the head end of the cover body, and the petal shell is connected to the edge of the interface through the through holes.

[0008] Further, the connection between the fixing post and the housing is integrally provided and / or connected by welding.

[0009] Further, a shell sleeve is provided on the pin between the outer shell and the cushion block; the shell sleeve, the outer shell, the fixing post, the petal shell and the cushion block are made of insulating materials.

[0010] Further, the interface is a plug-in interface.

[0011] Further, slits are symmetrically arranged at the connection of the head and tail of the petal shell.

[0012] The utility model has the following advantages: by providing a plug-in interface, the plug-in interface is connected to the petal shell, which facilitates the connection relationship of the connector. At the same time, by providing a fixing post on the connector housing, the housing and the pins can be accurately positioned on the circuit board, improving the assembly accuracy of the connector and the circuit board, strengthening the overall structural strength of the product, improving the contact impedance and shielding performance of the product, and extending the service life of the product. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following will briefly introduce the drawings required in the embodiments. It should be understood that the following drawings only show some embodiments of the present utility model, and therefore should not be regarded as limiting the scope. For those of ordinary skill in the art, without creative efforts, other related drawings can also be obtained based on these drawings.

[0014] Figure 1 FIG. is a schematic diagram of the main structure of a circuit board connector provided in an embodiment of the present utility model;

[0015] Figure 2 FIG. is a schematic diagram of the front view structure of a circuit board connector provided in an embodiment of the present utility model.

[0016] In the figure: 100, outer shell; 101, housing; 111, fixing post; 102, cover body; 103, step; 200, petal shell; 201, slit; 300, connecting piece; 400, interface; 401, pin; 402, cushion block; 403, shell sleeve. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0017] To make the objectives, technical solutions and advantages of the embodiments of the present utility model clearer, the following will clearly and completely describe the technical solutions in the embodiments of the present utility model with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are some, but not all, of the embodiments of the present utility model; generally, the components of the embodiments of the present utility model described and illustrated herein can be arranged and designed in various different configurations.

[0018] The following will describe in detail some embodiments of the present application with reference to the accompanying drawings. Without conflict, the various embodiments and the various features in the embodiments can be combined with each other.

[0019] Please refer to Figure 1 and Figure 2 As shown, an embodiment of the present utility model provides a circuit board connector, including a housing 100, a petal housing 200, a connecting member 300, and at least one set of connecting pins; the connecting member 300 is disposed inside the housing 100, and a fixing post 111 is provided on one side of the tail end of the housing 100; one end of the connecting pin serves as an interface 400 and passes through the inside of the housing 100 and the connecting member 300 and is located on the head end of the housing 100, and the edge of the interface 400 is connected to the petal housing 200; the other end of the connecting pin serves as a pin 401 and extends out of the tail end of the housing 100, and the position where the connecting pin is connected to the pin 401 is L-shaped; the pin 401 is disposed through a cushion block 402 and is in the same parallel direction as the fixing post 111; a step 103 is provided at the connection between the fixing post 111 and the housing 100, and the step 103 and the bottom of the cushion block 402 are at the same horizontal height.

[0020] It should be noted that the circuit board connector provided by the present utility model mainly aims to meet the following aspects: one is physical connection: the connector is usually installed on the circuit board and is connected to other circuit boards or external devices through its pins or contact points to achieve the transmission of electrical signals and power; the second is function realization: the connector allows for modular design of the electronic system, facilitating assembly, maintenance, and upgrade; by using different types of connectors, signal routing and distribution in complex electronic systems can be achieved; the third is design flexibility: the diversity of connectors provides design flexibility, and designers can select appropriate connector types according to different application requirements to meet the requirements of electrical performance, mechanical strength, and environmental adaptability; the fourth is production and repair: during the production process, the connector can simplify the assembly steps of the circuit board and reduce welding errors; during maintenance, the detachable connector makes it easier to replace faulty components; the fifth is signal integrity: the design of high-quality connectors helps to maintain signal integrity, reduce noise and signal attenuation, and ensure the reliable operation of the electronic system, etc.

[0021] As a preferred embodiment, the housing 100 includes a housing body 101 and a cover body 102; the head end of the housing body 101 and the tail end of the cover body 102 are snap-connected, and the connecting member 300 is disposed therebetween; the fixing post 111 is located on one side of the tail end of the housing body 101; at least one set of through holes are provided at the head end of the cover body 102, and the petal shell 200 is connected to the edge of the interface 400 through the through holes; specifically, separating the housing 100 into the housing body 101 and the cover body 102 is for the convenience of internal disassembly, assembly, maintenance, etc. on the one hand, and for protecting the connecting member 300 inside on the other hand.

[0022] Further, the petal shell 200 is connected to the edge of the interface 400 through the through holes on the head end of the cover body 102. While the petal shell 200 protects the interface 400, it enhances the connection relationship of the connector.

[0023] As a preferred embodiment, the connection between the fixing post 111 and the housing body 101 is integrally provided and / or connected by welding; specifically, the fixing post 111 and the pin 401 are in the same parallel direction. At the same time, a step 103 is provided at the connection between the fixing post 111 and the housing 100, and the step 103 and the bottom of the cushion block 402 are at the same level. The fixing post 111 and the pin 401 are disposed on the circuit board, which improves the board mounting accuracy of the connector and the circuit board product. At the same time, it can strengthen the overall structural strength of the product, improve the contact impedance and shielding performance of the product, facilitate the connection relationship of the connector, and extend the service life of the product, etc.

[0024] As a preferred embodiment, a shell sleeve 403 is provided on the pin 401 between the housing 100 and the cushion block 402; the shell sleeve 403, the housing 100, the fixing post 111, the petal shell 200 and the cushion block 402 are made of insulating materials. Specifically, components such as the shell sleeve 403, the housing 100, the fixing post 111, the petal shell 200 and the cushion block 402 are usually made of insulating materials because they play a role in isolating the live parts in the electrical equipment and protecting the operators from electric shock in the electrical equipment; insulating materials have high resistivity and can effectively prevent the flow of current, thus providing the necessary electrical safety barrier; in addition, these components may be exposed to different environmental conditions, and the insulating materials can also provide a certain degree of protection against moisture, corrosion or mechanical damage to ensure the reliability and long-term stable operation of the electrical equipment.

[0025] As a preferred embodiment, the interface 400 is a plug-in interface. Specifically, the interface 400 is set as a plug-in interface mainly to facilitate the connection between the interface 400 and the external wire.

[0026] As a preferred embodiment, slits 201 are symmetrically arranged at the connection between the head and the tail of the petal shell 200; specifically, the slits 201 are provided to facilitate the detachable connection of the head end and the tail end of the petal shell 200.

[0027] As a preferred embodiment, the embodiment of the present utility model provides a circuit board connector, including a housing 100, a petal shell 200, a connecting member 300 and at least one set of connection pins; the connecting member 300 is arranged inside the housing 100, and a fixing column 111 is provided on one side of the tail end of the housing 100; one end of the connection pin serves as an interface 400 and passes through the inside of the housing 100 and the connecting member 300 to be located on the head end of the housing 100, and the edge of the interface 400 is connected to the petal shell 200; the other end of the connection pin serves as a pin 401 and extends out of the tail end of the housing 100, and the position where the connection pin connects the pin 401 is L-shaped; the pin 401 is disposed through a cushion block 402 and is in the same parallel direction as the fixing column 111; a step 103 is provided at the connection between the fixing column 111 and the housing 100, and the step 103 and the bottom of the cushion block 402 are at the same horizontal height; specifically, the housing 100 is divided into a sub-housing 101 and a cover 102. On the one hand, it is to facilitate the disassembly, assembly and maintenance inside it, and on the other hand, it is to protect the connecting member inside it; the petal shell 200 is connected to the edge of the interface 400 through a through hole on the head end of the cover 102. While the petal shell 200 protects the interface 400, it enhances the connection relationship between the connector and the external wiring. At the same time, the interface 400 is set as a plug-in type mainly to facilitate the connection between the interface 400 and the external wiring. The external wiring is directly connected to the interface 400 through the petal shell 200, and the slits 200 of the petal shell 200 facilitate the detachable and fixed connection, which simplifies the connection relationship between the connector and the external wiring; the fixing column 111 and the pin 401 are in the same parallel direction. At the same time, a step 103 is provided at the connection between the fixing column 111 and the housing 100, and the step 103 and the bottom of the cushion block 402 are at the same level. The fixing column 111 and the pin 401 are disposed on the circuit board, which improves the board mounting accuracy of the connector and the circuit board product, and at the same time can strengthen the overall structural strength of the product, improve the contact impedance and shielding performance of the product, and extend the service life of the product.

[0028] Finally, it should also be noted that in this text, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the term "comprising", "including" or any other variant thereof is intended to cover non-exclusive inclusion, so that a process, method, article or terminal device comprising a series of elements not only includes those elements, but also includes other elements not expressly listed, or still includes elements inherent in such process, method, article or terminal device. Without further limitation, an element defined by the statement "comprising an..." does not exclude the presence of additional identical elements in the process, method, article or terminal device comprising the said element.

[0029] The above has introduced in detail a circuit board connector provided by the present utility model. Specific examples are used in this text to elaborate on the principle and implementation manner of the present utility model. The description of the above embodiments is only used to help understand the method and its core idea of the present utility model; at the same time, for those of ordinary skill in the art, according to the idea of the present utility model, there will be changes in the specific implementation manner and application scope. In summary, the content of this specification should not be construed as a limitation to the present utility model.

Claims

1. A circuit board connector, characterized in that: It includes a shell, a petal shell, a connector and at least one set of connecting needles; The connecting member is arranged inside the shell, and a fixing column is arranged on one side of the rear end of the shell; One end of the connecting needle serves as an interface and passes through the interior of the shell and through the connecting piece and is located on the head end of the shell, and the edge of the interface is connected to the petal shell; The other end of the connecting pin extends out of the rear end of the housing as a pin, and the connecting pin is connected to the pin in an L-shape; the pin is arranged on the pad and is in the same parallel direction as the fixing column; A step is provided at the connection between the fixing column and the shell, and the step and the bottom of the cushion block are at the same level.

2. The circuit board connector according to claim 1, characterized in that: The housing comprises a shell and a cover; The head end of the shell body and the tail end of the cover body are snap-connected, and the connecting piece is arranged between the two; The fixing column is located at one side of the rear end of the shell; The head end of the cover body is provided with at least one group of through holes, and the petal shell is connected to the interface edge through the through holes.

3. The circuit board connector according to claim 2, characterized in that: The fixing column and the shell are integrally arranged at the connection point and / or connected by welding.

4. The circuit board connector according to claim 1, characterized in that: The pins between the shell and the cushion block are provided with a shell sleeve; The shell sleeve, the outer shell, the fixing column, the petal shell and the cushion block are made of insulating materials.

5. The circuit board connector according to claim 1, characterized in that: The interface is a plug-in interface.

6. The circuit board connector according to claim 1, characterized in that: The petal shell head and tail connection positions are symmetrically provided with cracks.

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