Connector and electrical equipment
By designing connectors with clamping arms and elastic telescopic parts, the problem of high alignment accuracy in traditional circuit board connections is solved, achieving a stable connection and simplifying the assembly process.
Patent Information
- Application Number
- CN202520227408.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-02-12
- Publication Date
- 2025-11-21
- Estimated Expiration
- 2035-02-12
AI Technical Summary
Traditional circuit board connection methods require high alignment accuracy, which increases the difficulty of the manufacturing process and makes connection failures or poor contact more likely.
Design a connector including a socket and a plug. The socket has a first clamping arm and a second clamping arm to form a socket. The plug has an elastic telescopic part that absorbs tolerances through clamping and elastic telescopic movement, thereby reducing the alignment accuracy requirements.
This reduces the alignment accuracy requirements in circuit board connections, ensures a stable connection, improves the reliability of the manufacturing process, and simplifies the assembly process.
Smart Images
Figure CN223583407U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to electric equipment technical field especially is connected with a kind of connector and electric appliance. BACKGROUND
[0002] In the process of continuous development and progress of electronic equipment and power transmission system, as the basic component of various electronic equipment, the power interconnection technology of circuit board is also evolving. Power interconnection between circuit boards is one of the key links to realize high-current and high-efficiency power transmission. Traditionally, in order to ensure sufficient electrical conductivity and mechanical strength, power interconnection between circuit boards usually uses encapsulated copper bars or copper columns for connection. These connecting pieces are fixed to the PCB (Printed Circuit Board) by welding or threaded connection. Specifically, in actual application, according to different application scenarios and requirements, appropriate copper bars or copper columns are selected, and one end is processed into a specific shape to match the corresponding interface on the PCB. Then the copper bar or copper column is firmly connected to the PCB using welding process.
[0003] Although this traditional connection method can meet certain electrical connection requirements, the position of the copper bar or copper column relative to the PCB is fixed, which requires very precise alignment of the male and female ends during plug-in connection. This means that there is a high requirement for the assembly position accuracy, and any slight deviation may cause connection failure or poor contact, thereby increasing the process difficulty in the manufacturing process. SUMMARY
[0004] The utility model aims at providing a kind of connector and electric appliance to reduce the technical problem that the assembly precision requirement of connector in prior art is too high.
[0005] In the first aspect, the utility model provides a kind of connector, comprising: socket and plug, one of the socket and the plug is connected to the first PCB, the other is connected to the second PCB;
[0006] The socket is provided with first clamping arm and second clamping arm, the first clamping arm is spaced from the second clamping arm, and the first clamping arm and the second clamping arm form a socket therebetween;
[0007] The first clamping arm and the second clamping arm have a tendency to approach each other to clamp the plug in the socket.
[0008] The plug has an elastic expansion part, the plug is inserted into the socket along the plug-in direction, and the elastic expansion part is used for elastic expansion along the plug-in direction.
[0009] In an optional embodiment, the socket comprises a connecting part and a base part.
[0010] The connecting portion is connected to the first PCB board, and the connecting portion is connected to the base portion, and the first clamping arm and the second clamping arm are connected to the base portion respectively.
[0011] In an optional embodiment, the base portion is provided with a flange portion abutting against the first PCB board.
[0012] In an optional embodiment, the first clamping arm, the second clamping arm, the connecting portion, the base portion and the flange portion are configured as an integral structure.
[0013] In an optional embodiment, the base portion is formed by bending and surrounding a metal sheet to form a notch;
[0014] The plug passes through the insertion opening and extends into the notch.
[0015] In an optional embodiment, one end of the metal sheet is provided with a first clamping portion, and the other end is provided with a second clamping portion, and the first clamping portion cooperates with the second clamping portion to close the circumference of the notch.
[0016] In an optional embodiment, the first clamping arm includes a first row of pins, and the second clamping arm includes a second row of pins.
[0017] The first row of pins and the second row of pins form the insertion opening therebetween, and the insertion opening has a first guide area and a second guide area arranged in sequence in the insertion direction.
[0018] In the first guide area, the spacing between the first row of pins and the second row of pins decreases in the insertion direction.
[0019] In the second guide area, the spacing between the first row of pins and the second row of pins increases in the insertion direction.
[0020] In an optional embodiment, the plug includes a welding portion and a plug portion, and the welding portion, the elastic expansion portion and the plug portion are connected in sequence.
[0021] In an optional embodiment, the plug portion has a support portion extending towards the welding portion.
[0022] When the elastic expansion portion is compressed, the support portion abuts against the welding portion to limit the compression amount of the elastic expansion portion.
[0023] In a second aspect, the utility model provides a kind of electrical equipment, and the electrical equipment is equipped with the connector of any one of the preceding embodiments.
[0024] The utility model discloses brought following beneficial effect: adopt one of socket and plug to be connected in first PCB board, another is connected to second PCB board, and the socket is equipped with first clamping arm and second clamping arm, and first clamping arm is spaced with second clamping arm, and the first clamping arm and second clamping arm form the socket between, and first clamping arm and second clamping arm have the tendency of approaching each other to hold the plug in the socket, and the plug has elastic telescopic portion, and the plug is inserted in the socket along the plug -in direction, and the elastic telescopic portion can be elastically telescopic along the plug -in direction, not only can absorb the tolerance in the plug -in direction, but also can reduce the requirement of socket and plug alignment accuracy, and first clamping arm and second clamping arm can firmly hold the plug, thereby ensuring the stable connection.
[0025] In order to make the above-mentioned purpose, features and advantages of the utility model more obvious and easy to understand, the following preferred embodiments are specifically described, and the accompanying drawings are described in detail as follows. BRIEF DESCRIPTION OF DRAWINGS
[0026] In order to more clearly illustrate the specific embodiment of the utility model or the technical scheme in the related art, the following will briefly introduce the drawings needed to be used in the specific embodiment or related art description, and obviously, the drawings in the following description are some embodiments of the utility model, and for those skilled in the art, other drawings can be obtained without creative labor according to these drawings.
[0027] Figure 1 The first connector, the first PCB and the second PCB provided by the utility model embodiment are provided with the explosion view of the first connector, the first PCB and the second PCB.
[0028] Figure 2 The second connector, the first PCB and the second PCB provided by the utility model embodiment are provided with the explosion view of the second connector, the first PCB and the second PCB.
[0029] Figure 3 The utility model embodiment provides the front view of the socket of the connector.
[0030] Figure 4 The utility model embodiment provides the schematic view of the socket of the connector.
[0031] Figure 5 The utility model embodiment provides the schematic view of the plug of the connector.
[0032] Icon: 100 - socket; 101 - first guide corrector; 102 - second guide corrector; 110 - first clamping arm; 120 - second clamping arm; 130 - connecting part; 140 - base part; 141 - notch; 142 - first buckle part; 143 - second buckle part; 150 - flange part; 200 - plug; 210 - elastic stretch part; 220 - welding part; 230 - plug-in part; 231, 232 - support part; 300 - first PCB board; 400 - second PCB board. DETAILED DESCRIPTION
[0033] The technical solutions of the present application will be described clearly and completely below in conjunction with the drawings. Obviously, the described embodiments are some of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.
[0034] In the description of the present application, it should be noted that the orientations or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second", "third" are only used to describe the name difference, and cannot be understood as indicating or implying relative importance. Physical quantities in the formula, such as no separate marking, should be understood as the basic quantity of the basic unit of the International System of Units, or the derived quantity derived from the basic quantity by multiplication, division, differentiation or integration, etc. Mathematical operation.
[0035] In the description of the present application, it should be noted that unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication inside two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.
[0036] As Figure 1 , Figure 2 and Figure 3As shown, the connector provided by the utility model embodiment comprises: a socket 100 and a plug 200, one of the socket 100 and the plug 200 is connected to a first PCB 300, and the other is connected to a second PCB 400; the socket 100 is provided with a first clamping arm 110 and a second clamping arm 120, the first clamping arm 110 is spaced from the second clamping arm 120, and a socket is formed between the first clamping arm 110 and the second clamping arm 120; the first clamping arm 110 and the second clamping arm 120 have a tendency to approach each other to clamp the plug 200 in the socket; the plug 200 has an elastic expansion part 210, the plug 200 is inserted into the socket along a plug-in direction, and the elastic expansion part 210 is used for elastically expanding along the plug-in direction.
[0037] The plug 200 can be inserted into the socket between the first clamping arm 110 and the second clamping arm 120, and the plug 200 is clamped by the first clamping arm 110 and the second clamping arm 120 together, so that the connection of the socket 100 and the plug 200 is stable. In addition, the elastic expansion part 210 can absorb the position tolerance of the socket 100 and the plug 200 in the plug-in direction, and the assembly precision requirement is reduced.
[0038] As shown in Figure 1 、 Figure 2 、 Figure 3 and Figure 4 in the utility model embodiment, the socket 100 comprises: a connecting part 130 and a base part 140; the connecting part 130 is connected to the first PCB 300, and the connecting part 130 is connected with the base part 140, and the first clamping arm 110 and the second clamping arm 120 are connected with the base part 140 respectively.
[0039] Specifically, the connecting part 130 passes through a hole position on the first PCB 300 and is welded with the first PCB 300 by welding. Referring to Figure 1 In the case that the socket 100 is located between the plug 200 and the first PCB 300, the plug 200 can be inserted into the socket between the first clamping arm 110 and the second clamping arm 120; referring to Figure 2 In the case that the socket 100 is located on the side of the first PCB 300 away from the plug 200, the first PCB 300 is provided with a through slot opposite to the socket 100, the plug 200 can pass through the through slot and the base part 140, and the plug 200 is clamped in the socket between the first clamping arm 110 and the second clamping arm 120.
[0040] Further, the base part 140 is provided with a flange part 150 abutting against the first PCB 300, the flange part 150 has a plane abutting against the first PCB 300, so as to increase the contact area of the socket 100 and the first PCB 300.
[0041] In this embodiment, the first clamping arm 110, the second clamping arm 120, the connecting part 130, the base part 140, and the flange part 150 are configured as an integral structure, which is easy to process and has a low manufacturing cost.
[0042] The socket 100 is formed by cutting and bending a metal sheet to form a first clamping arm 110, a second clamping arm 120, a connecting part 130, a base part 140, and a flange part 150. The base part 140 is formed by bending a metal sheet and surrounding it to form a groove 141; the plug 200 can pass through the socket and extend into the groove 141.
[0043] In an optional embodiment, one end of the metal sheet is provided with a first latching part 142 and the other end is provided with a second latching part 143. One of the first latching part 142 and the second latching part 143 is configured as a latching block and the other is configured as a latching groove. The first latching part 142 and the second latching part 143 cooperate to close the circumferential opening 141, and the base part 140 forms a rectangular frame structure.
[0044] Furthermore, the first clamping arm 110 includes a first row of pins, and the second clamping arm 120 includes a second row of pins; a socket is formed between the first row of pins and the second row of pins, and the socket has a first guiding area 101 and a second guiding area 102 arranged sequentially along the insertion direction; the distance between the first row of pins and the second row of pins in the first guiding area 101 decreases along the insertion direction; the distance between the first row of pins and the second row of pins in the second guiding area 102 increases along the insertion direction, which can reduce the alignment accuracy requirement of the plug 200 relative to the socket 100, and also ensure that the plug 200 can be smoothly inserted between the first clamping arm 110 and the second clamping arm 120.
[0045] like Figure 1 , Figure 2 and Figure 5 As shown, the plug 200 includes a soldering part 220 and a prong part 230, and the soldering part 220, the elastic telescopic part 210 and the prong part 230 are connected in sequence.
[0046] Specifically, the elastic telescopic part 210 can be configured as a curved wave-shaped structure, which can not only elastically extend and retract in the insertion direction, but also deflect relative to the insertion direction, reducing the accuracy requirements for the alignment of the socket 100 and the plug 200.
[0047] In this embodiment, the welding part 220, the elastic telescopic part 210 and the insert part 230 are configured as an integral structure, which is formed by processing metal sheets through cutting, stamping and other processes. The welding part 220 can also be bent to increase the contact area with the second PCB board 400. In addition, the welding part 220 has a pin part, which can pass through the second PCB board 400 and be welded and fixed.
[0048] Further, the tab portion 230 has support portions 231, 232 extending towards the welding portion 220; when the elastic telescopic portion 210 is compressed, the support portions 231, 232 abut against the welding portion 220 to limit the compression amount of the elastic telescopic portion 210, so that the elastic telescopic portion 210 can be prevented from being excessively compressed during the plugging process.
[0049] The electric appliance provided with the connector as recorded in the above-mentioned embodiments has the technical effects of the connector, and details are not described herein.
[0050] Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the utility model, but not to limit them; although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: the technical solutions recorded in the foregoing embodiments can still be modified, or some or all of the technical features can be replaced equivalently; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the utility model.
Claims
1. A connector, comprising: A socket (100) and a plug (200), one of which is connected to a first PCB board (300) and the other is connected to a second PCB board (400); The socket (100) is characterized in that it is provided with a first clamping arm (110) and a second clamping arm (120), the first clamping arm (110) and the second clamping arm (120) are spaced apart, and a socket is formed between the first clamping arm (110) and the second clamping arm (120); The first clamping arm (110) and the second clamping arm (120) tend to approach each other to clamp the plug (200) in the socket; The plug (200) has an elastic telescopic part (210), the plug (200) is inserted into the socket along the insertion direction, and the elastic telescopic part (210) is used to elastically extend and retract along the insertion direction.
2. The connector according to claim 1, characterized in that, The socket (100) includes: a connecting part (130) and a base part (140); The connecting part (130) is connected to the first PCB board (300), and the connecting part (130) is connected to the base part (140). The first clamping arm (110) and the second clamping arm (120) are respectively connected to the base part (140).
3. The connector according to claim 2, characterized in that, The base portion (140) is provided with a flange portion (150) that abuts against the first PCB board (300).
4. The connector according to claim 3, characterized in that, The first clamping arm (110), the second clamping arm (120), the connecting part (130), the base part (140) and the flange part (150) are configured as an integral structure.
5. The connector according to claim 4, characterized in that, The base portion (140) is formed by bending a metal sheet and surrounding it to form a groove (141); The plug (200) passes through the socket and extends into the slot (141).
6. The connector according to claim 5, characterized in that, One end of the metal sheet is provided with a first latching part (142) and the other end is provided with a second latching part (143). The first latching part (142) and the second latching part (143) cooperate to make the groove (141) circumferentially closed.
7. The connector according to claim 1, characterized in that, The first clamping arm (110) includes a first row of needles, and the second clamping arm (120) includes a second row of needles; The socket is formed between the first row of pins and the second row of pins, and the socket has a first guiding area (101) and a second guiding area (102) arranged sequentially along the insertion direction; Within the first guiding area (101), the distance between the first row of pins and the second row of pins decreases along the insertion direction; Within the second guiding zone (102), the distance between the first row of pins and the second row of pins increases along the insertion direction.
8. The connector according to claim 1, characterized in that, The plug (200) includes a welding part (220) and a insert part (230), wherein the welding part (220), the elastic telescopic part (210) and the insert part (230) are connected in sequence.
9. The connector according to claim 8, characterized in that, The insert portion (230) has a support portion (231, 232) extending toward the welding portion (220); When the elastic telescopic part (210) is compressed, the support part (231, 232) abuts against the welded part (220) to limit the amount of compression of the elastic telescopic part (210).
10. An electrical appliance, characterized in that, The electrical equipment is equipped with the connector as described in any one of claims 1-9.