TWI226725B - Electric connector of flexible circuit interface - Google Patents

Abstract

A kind of electric connector of circuit interface is provided in the present invention. The invention includes a base body with a connection portion disposed at both sides of the base body; and plural separation plates having equal separation distance are disposed inside so as to form plural terminal slots and a connection slot. The connection slot is provided with an insertion hole for inserting a flexible circuit interface; and the terminal slot is provided with the first wall face and the second wall face opposite to each other. The second wall face is inwards provided with a high face and a low face, which show stair difference, from the insertion hole. Plural terminals are disposed in the terminal slots; and each terminal is provided with an elastic arm, which extends along the back and forth direction of the terminal so as to elastically lean against the second wall face of the terminal slot. A contact protruded towards the slot center is disposed near the front end of the elastic arm so as to electrically connect with the inserted flexible circuit interface. A fixing arm, which has a separation distance from the elastic arm and is extended in the same direction of the elastic arm, leans against the first wall face of the terminal slot with its front section protruding from the separation plate and vertically corresponding to the contact of the elastic arm so as to reach against the upper face of the flexible circuit interface. A connection pin portion is extended outside the base body. Two fixing devices, which are sleeved together and disposed at the connect portion at both sides of the base body, are fixed on the circuit board. The base body can slide within the route range regulated by the fixing device such that the elastic arm of plural terminals can be moved elastically between high and low faces of the second arm face of the terminal slot.

Description

1226725

V. Description of the Invention (1) Technical Field of the Invention The present invention relates to an electrical connector, particularly an electrical connector of a circuit interface. ‘Kind of soft electricity Prior technology Please refer to FIG. 1 and FIG. 2, which are a conventional connector, which includes a base body 10 and a plurality of terminals 15 electricity = of:

In "20", the base 10 is divided into a plurality of ends by a separator core = and-^ socket 13; the terminal 15 is provided with a pin 16, two sides ^, and a spring arm 18, the pin The part 16 extends out of the seat body 10, the arms η on both sides of the toilet groove 12 are tight, and the spring arm 18 is provided with a contact protruding to the connecting groove ^; The fastening element 20 is snapped on both sides A protruding white tight piece 21 is provided on the base body 〇. The pressing piece 21 can be inserted into the connecting groove 13 of the base body 10. I / Please refer to FIG. 3, the conventional electrical connection of the flexible circuit interface "the device is pulled out and lifted up when used, so that a flexible circuit interface 2 5 (such as a flexible circuit board or It is a flexible cable) Zero-inserted into the connection groove 1 3, as shown in FIG. 4 'When the pressing piece 21 of the pressing element 20 is inserted into the connection groove, the flexible circuit interface 25 and the terminal can be pressed. The contacts of 1 5 are electrically connected. 'The above conventional design has the following disadvantages: the flexible circuit interface 25 is forced to be electrically connected by the pressing element 20, so the two sides of its seat body 10 must be clamped to the pressing element 20, but the softness The size of the electrical connector of the circuit interface is originally very small. When the number of terminals is smaller or the spacing is smaller, the base body 10 will be smaller. Therefore, two small components (the base body 10 and the pressing component 2) must be designed. ) It is very difficult to snap and slide the pressing piece 21 into the connecting groove 13 of the base body 10, &

1226725 V. Description of the invention (2) The density is very high, and the assembly of the objects results in the assembly of the conventional design method to reach the body and the pressing element. SUMMARY OF THE INVENTION The connector of the present invention is forced to fix the electrical connector of the present invention after being plasticized. Tight terminal grooves The electrical connector of the present invention can be pressed against a soft wall surface to be stressed by the present invention. It is easy to connect the terminal, avoiding connecting the terminal of the present invention. It is easy, and the second is when the clamping circuit is reduced. The required elasticity of the clamping, but the secondary elasticity is still the main purpose of the soft electrical interface. The purpose of the clamp is to clamp the flexible electrical purpose. The arm has effective tolerances due to the assembly of the product. '' Needs to have a high degree of precision, otherwise it will be poor due to the tiredness of the two. / 、 Only 4 products also have a clamshell design. The pressing components are lifted or pressed to relax the flexible circuit board, so it is also a pivotal combination of two pieces, so there will be the above. Disadvantages. = The main purpose is to provide a flexible circuit interface electrical connection. The single body can make the flexible circuit interface zero-inserted and inserted, thereby achieving manufacturing simplicity and reducing production costs. 2 Another main purpose is to provide a flexible circuit interface. Although the terminal and the seat can slide with each other, the terminal is still flexible. When providing a flexible circuit interface, the fixed arm of the terminal is above the front section to reach the seat. The first component of the terminal groove of the body is deformed upwards. In order to provide a flexible circuit interface, the electrical connection of the human circuit interface may have a proper spring interface and cause inconvenience in operation. In providing an electrical connection of the flexible circuit interface, the elasticity is good, and the seat body can clamp the flexible circuit interface when sliding.

Ｍ Page 7 1226725 V. Description of the invention (3) The introduction of the sex arm of the connector 'terminal of the present invention can make the terminal have the above-mentioned including: a slot arranged at an equal interval and a connection slot inserted, the terminal two The wall surface is provided with a flexible circuit interface at the front and rear ends of the terminal slot between the high-side and low-side sockets, and extends in the same direction. The spacer and the upper element of the road interface face up and down. It is a circuit board, and the seat has a plurality of terminals. Flick. By using the above-mentioned arm for the secondary purpose of the terminal, the elastic arm has a good elastic purpose and the terminal groove has a good elastic purpose. The main body has a separator on both sides of the terminal. There is a lead-in, each terminal extends in the direction, and its elasticity is electrically connected to the center of the one-way connecting slot; one of the terminals should reach the elasticity; and one of the pins is arranged on the base body, and the elastic arm can be provided on the fixed body. The height of the rise of the soft circuit interface contacts is a step difference formed by the introduction of the inclined surface, which makes the seat very smooth when sliding. The electrical connections of the soft circuit interface are each provided with a set of joints, which are provided with the plurality of separators. The first wall surface and the second wall surface having a plurality of insertion openings for a soft electrical pair are formed to have a high surface and a low inclined surface with a step difference; the plurality of terminals are provided with: an elastic arm which is abutted against the The contact point protruding from the second wall surface of the terminal slot is used to contact a fixed arm, which is the first wall surface slotted with the elastic arm, and the contact point of the convex portion of the front section is against the part, which is extended out of the seat. ; And two The sleeve portion 'of high slip surface of the second arm of the groove is electrically connected to the terminal end of the stroke of the bullet which is regulated based of a fixed member fixed' so smooth. Device, which has a plurality of terminal circuit interfaces, the first surface is provided in the terminal slot, and one of them is inserted at a distance from the sub-soft electrical two, which is fixed to an electric motor, and the low-surface structure is' used by the sliding of the base The elastic grooves of the plurality of terminals bounce between the high and low surfaces, so that they can communicate with the flexible circuit.

Page 8 1226725 V. Description of the invention (4) ~ ----------, the interface has the effect of urgency and relaxation. On the other hand, the middle section of the elastic arm of the terminal is provided with a guide bevel to cooperate with the end entry bevel, so that the elastic arm is located at the front section of the leading oblique section and the rear section of the rear section forms a lower arm lower than the high arm. When the body is just pushed away from the terminal, when the lead-in bevel of the elastic arm of the terminal meets the lead-in bevel of the terminal slot, its high arm is against the high side of the terminal slot and 1 low arm is against the low side of the terminal slot. The distance between the contact point and the front section of the fixed arm can make the flexible circuit interface loose when inserted; when the seat is retracted backward, the lower arm of the terminal's elastic arm abuts the high surface of the terminal slot, causing the high arm to rise The contact point clamps the flexible circuit interface, and a compression space is formed between the high arm and the high surface. The other aspects, advantages, and features of the present invention will be more clearly understood from the following detailed description of the preferred embodiments and with reference to the drawings, in which the embodiments are shown in FIG. 5, FIG. 6, FIG. 7, and FIG. 8 The present invention includes a base 30, a plurality of terminals 50, and two fixing elements 65, wherein:

The seat body 30 is made of plastic material, and a plurality of spacers 31 arranged at equal intervals are arranged inside the plurality of terminal grooves 32 and / or connection grooves 33. The connection grooves 33 have an insertion opening 34. For insertion of a flexible circuit interface (such as a flexible circuit board or a flexible cable), the terminal slot 33 is provided with a first wall surface 35 and a second wall surface 36 facing each other, and the second wall surface 36 is located below the first split surface 35 'It is provided with a south face 37 and a low face 38 with a 1¾ difference inward from the insertion opening, and an introduction bevel 39 is provided between the high face 37 and the low face 38;

1226725 V. Description of the invention (5) Each set of connecting parts 42 is provided with a platform 43. The center of the platform 43 is provided with a ^ block 44 and an inclined guide surface is provided on the outside of the clamping block 44. 45, so that the fixing element 65 is easy to be inserted, and a rough surface 4 7 is protruded outside the end of the sleeve portion 42 to facilitate finger movement. A plurality of terminals 50 are provided in the terminal slot 32 of the base 30, and each terminal 50 is provided with an elastic arm 51, which extends in the front-back direction of the terminal slot, and its elasticity abuts against the second of the terminal slot. The wall surface 36 is provided with a lead-in bevel 52 in the middle section to cooperate with the lead-in bevel 39 of the terminal slot 32, so that the elastic arm 51 is located at the front and front sections of the lead-in bevel 52 to form a high arm 53 and the rear section of the lead-in bevel 52 forms a higher height The arm 53 is a low low arm 54. A proximal end of the high arm 53 is provided with a contact point 55 protruding toward the center of the connection slot 33, so as to be electrically connected with an inserted flexible circuit interface. A fixed arm 57 is connected with the elasticity. The arms 5 are spaced apart and extend in the same direction. The elastic arm 51 deviates from the parallel line of the fixed arm 57 at a negative angle 63 of about 3 degrees, thereby forming an elastic force capable of elastically abutting against the second wall surface 36 of the terminal slot. One side of the fixing arm 57 abuts against the first wall surface 35 of the terminal groove, and the front surface 58 and the rear section 59 are arranged on the f surface to form a step difference. A vertical blocking surface 6 is formed between the 9 sections, and the front section 58 is projected, and the spacer 31 corresponds to the bullet up and down. The contact point of the flexible arm 51 is abutted against the upper surface of the flexible circuit interface into which the electrical connector is inserted; and a pin 61 is extended out of the base body 30. … A fixing element 6 5 is a sleeve connecting part 4 2 provided on both sides of the base body, which is fastened to a circuit board so that the base body 30 can be engaged with the fixing element 65, ^ Move the elastic arm 51 of the plurality of terminals 50 between the high and low surfaces 37 and 38 of the second #face 36 of the terminal slot, and the fixing member 65

Page 10 1226725 V. Description of the invention (6) "-The top plate 6 6 and the bottom plate 6 7 are recognized in a y-shaped cross section, and the center of the top plate 6 6 is provided with an opening 68 longer than the block 39. After it is engaged with the socket part 42 of the base body, the opening 68 is engaged with the clamping block 44 and the clamping block 44 can be slid in the opening 68-with the above structure, please refer to FIG. 8, when the terminal 50 After assembling and positioning with the base 30, one side of the fixed arm 57 of the terminal 50 abuts against the first wall surface 3 5 ′ of the terminal groove, and the lower arm 5 4 of the elastic arm 5 1 elastically abuts against the high surface of the second arm surface. 3 7 Union = Resilience of combined negative angle design, and a compression space 40 is formed between the high arm 53 and the high surface 37, so that the terminal 50 and the seat body 30 can have a good positioning effect. 0 Next, the insertion of a flexible circuit is explained. For the operation of the interface, please refer to FIG. 9. In use, the pin portions 61 of the terminals are soldered to a circuit board, and the two fixing elements 65 also need to be fixed to the circuit board 70. When the base 30 is pushed forward, When it is away from the terminal 50, when the lead-in inclined surface 52 of the elastic arm of the terminal is fitted on the lead-in inclined surface 39 of the terminal groove, its high arm 53 abuts the high surface 37 of the terminal groove and its low arm 54 abuts the low surface 38 of the terminal groove, so that the distance between the contact point 55 of the terminal and the front section 58 of the fixed arm 57 can make the flexible circuit interface 72 loose when inserted; see FIG. A flexible circuit interface 72 is inserted, and the flexible circuit interface 72 can stop at the stop surface 60 of the terminal when being inserted without being over-inserted; see FIG. 11, and then, the seat is retracted back to the terminal 50. At this time, the low arm 54 of the elastic arm 51 of the terminal 50 abuts against the high surface 37 ′ of the terminal groove to raise the high arm 53 so that the contact point 55 and the front section 58 of the fixed arm clamp the flexible circuit interface 72, and the The compression space 40 formed between the high arm 53 and the high surface 37 allows the elastic arm 51 to also spring when clamping the flexible circuit interface 72

Page 11 1226725 V. Description of the invention (7), and since the elastic arm 5 1 approximately touches the high surface 37 at the midpoint, the front and rear 5 7 and the rear section 5 8 have excellent elasticity. Furthermore, the lead-in bevel 52 of the terminal elastic arm 51 and the lead-in bevel 39 of the terminal groove are added by the step formed by the two bevels to increase the contact point 5 5 by 2 times the displacement in the vertical direction (that is, the contact point 55 is increased by The height is distributed on the elastic arm of the terminal and half of the plastic body), and the compacting chamber 40 formed between the high arm 53 and the high surface 37 can be used as the elastic space of the elastic arm 51, which can avoid hard squeeze The base body is deformed, and the base body 30 is extremely smooth when sliding. Please refer to FIG. 12 and FIG. 13, which are the second embodiment of the present invention, which are substantially the same as the first embodiment, and the difference lies in one side of the connecting groove 33 of the front section of the fixing arm 57 of the terminal 50. The edge 62 is in a zigzag shape, so that when the flexible circuit interface 72 is clamped, it can have a better clamping effect. From the above description, the present invention can summarize the following advantages: ^ The plastic body of the present invention is only a single seat body 30, and it is not necessary to know the pivot joint set of two components, so the present invention is very simple in manufacturing糸 ^ ^ # 57 ^ 50 ^ ^ ^ 3〇 ^ ^ ^ ^ ^ ^ ^ 50 50 Preparation ## Resist the first surface 35 of the terminal slot, so the dream angle design of the elastic arm 51 and the low arm 54 elastically resist Press the high surface 37 of the terminal slot, so the terminal M 2 seat body 30 can elastically abut against the terminal slot 32, and when the road board 4 does not need to position each terminal 50 by other things. To the circuit 3 · seat body 30 The socket part 42 and the fixing element 士 3. Do not pull out excessively and engage with the terminal 50: part 65, so that the base body 4 interface terminal ΛΙ set arm 52 is provided with a longitudinal blocking surface to stop the flexibility Circuits ... by limiting the insertion length of flexible circuit boards,

1226725

The 5-side free insertion length is accurate and can ensure the electrical connection. Sexuality can be avoided. Sexuality + arm 51 can have proper elasticity on the flexible circuit interface, so as to prevent and injure the clamping of the flexible circuit board and cause inconvenience in operation. The elastic arm of Rongxian County has good elasticity, which can make the seat body 30 easy to slide when sliding, but it can still effectively clamp the flexible circuit board. The rain slanting spring I introduces the inclined surface 52 and the terminal groove's introducing surface 39. The step difference formed by the inscription r p is added to increase the contact point by 2 times in the vertical direction.

The height of each P contact point 55 of the body 2 is distributed between the terminal elastic arm and the plastic ^, half) ', and the compression space 40 formed between the high arm 53 and the high surface 37 is 40 = the spring space at first glance. Deformation of the seat due to hard extrusion. 8. The front section 58 of the fixed arm 57 of the child can be pressed against the flexible circuit interface, so most of the force in clamping the flexible circuit interface can be absorbed by the fixed arm 57 of the terminal, so that the The force of a wall surface 35 is reduced without causing upward deformation. The specific embodiments proposed in the detailed description of the preferred embodiments are merely for easy explanation of the technical content of the present invention, and are not intended to limit the present invention to the embodiment in a narrow sense. The patent is applied without exceeding the spirit of the present invention and the following The scope of the situation can be implemented in various changes.

Page 13 1226725 Brief Description of Drawings Figure 1 is a perspective view of an electrical connector of a conventional flexible circuit interface. Figure 2 is a cross-sectional view of a conventional electrical connector with a flexible circuit interface. FIG. 3 is a first use state diagram of a conventional electrical connector of a flexible circuit interface. FIG. 4 is a second use state diagram of a conventional electrical connector of a flexible circuit interface. FIG. 5 is an exploded perspective view of the first embodiment of the present invention. FIG. 6 is a perspective assembled view of the first embodiment of the present invention. Fig. 7 is a side cross-sectional exploded view of a first embodiment of the present invention (a base body and a terminal). FIG. 8 is a side sectional view (a base body and a terminal) of the first embodiment of the present invention. FIG. 9 is a state diagram of the first embodiment of the present invention. FIG. 10 is a state diagram of the first embodiment of the present invention. FIG. 11 is a usage diagram of the second embodiment of the present invention. Fig. 12 is a side sectional view (a base and a terminal) of a second embodiment of the present invention. FIG. 13 is a state diagram of the second embodiment of the present invention. Reference number description Base body-30 Insertion opening-3 4 Low surface-3 8 Platform-43 Separator-31 First wall surface 35 Leading inclined surface 39 Block-4 4 Terminal slot-3 2 Second wall surface 36 Compression space 40 Guide surface- 45 Connection groove-33 High surface-37 Socket-42 Rough plant surface-4 7

Page 14 1226725 Simple description of the terminal-5 0 Low arm -54 Rear section -59 Negative angle -63 Fixing element -65 Elastic arm -51 Contact point -5 5 Stop surface -6 0 Circuit board -70 Top plate -66 Introduction Bevel-52 Fixed arm-57 Pin- 6 1 Flexible circuit board-72 Base plate-6 7 High arm-53 Front section-58 Side edge-6 2 Opening hole 6 8

Page 15

Claims (1)

1226725 VI. Scope of patent application ~ ---- 1 · An electrical connector for a flexible circuit interface, which includes: a body, a set of connecting parts on each side of the body, and a plurality of spacers arranged at equal intervals in the body A plurality of terminal grooves and connection grooves are formed by the plurality of separators, the connection groove has an insertion opening for a flexible circuit interface to be inserted, and the terminal groove is provided with a first wall surface and a second wall surface facing each other, and the second wall surface A high surface and a low surface having a step difference are provided inward from the insertion port, and an introduction inclined surface is provided between the high surface and the low surface; a plurality of terminals are provided in a terminal slot of the base body, and each terminal Equipped with an elastic arm, which extends in the front and rear direction of the terminal slot, its elasticity abuts against the second wall surface of the terminal slot, and a near-front end is provided with a contact point protruding toward the center of the connection slot, so as to be soft with an insertion The circuit interface is electrically connected; a fixed and fixed arm which is spaced from the elastic arm and extends in the same direction, and which abuts against the first wall surface of the terminal slot, its front section protrudes from the separator and corresponds up and down to the contact point of the elastic arm 'By that The top of the flexible circuit interface; and a pin portion that extends out of the seat; and two fixing elements that are sleeved on the two sides of the seat and are fixed on a circuit board. The body can slide within the stroke regulated by the fixing element so that the elastic arms of the plurality of terminals spring between the high and low sides of the second arm surface of the terminal slot. 2 · The electrical connector of a flexible circuit interface according to item 1 of the scope of the patent application, wherein the elastic arm of the terminal is located below the fixed arm, and the second wall surface of the terminal slot is located below the first wall surface. 3 The electrical connector of the flexible circuit interface according to item 1 of the scope of the patent application, wherein the fixed arm is provided with a front surface and a rear surface, and a front surface Page 16 1226725 6. The scope of the patent application is narrower than the later section. 4. If applying for a special device, where the line is based on the shape surface 0 5 · If applying for a special device, where the groove is introduced into the inclined arm and is located to guide the base forward. When the arm of the terminal groove abuts the distance between the terminals, the soft arm can be retracted between the upper arm of the high arm and the high surface. 6. If applying for a special device, a longitudinal blocking surface is formed between the front and rear sections. The elastic arm of the electrical connection terminal of the flexible circuit interface described in Item 1 at a negative angle deviates from the parallel of the fixed arm to form an elastic force and more elastically abuts against the second wall of the terminal slot in Item 1 The middle section of the elastic arm of the electrical connection terminal of the flexible circuit interface is provided with a lead-in bevel to cooperate with the terminal surface, so that the elastic arm is located in front of the lead-in oblique front section to form a high entry slope and the back section is formed to be lower than the high arm. Arm; when lifted off the terminal, when the lead-in bevel of the elastic arm of the terminal fits into the bevel, its high arm is against the high side of the terminal slot and its low: i low side, so that the contact point of the terminal is in front of the fixed arm The two-way interface between them is loose when inserted; when the lower arm of the 4 f terminal's elastic arm abuts against the high surface of the terminal slot, the contact point clamps the flexible circuit interface, and the height forms a compression space. = ί fThe electrical circuit interface t described in item L of the electrical connection t Electrical connection 疋 The side edge of one of the connection grooves is jagged.