TWM577187U - Electrical connector - Google Patents

Abstract

The present invention discloses an electrical connector for electrically connecting a chip module and a circuit board. The electrical connector includes a base, a cover plate disposed on the base, and a lever for causing the cover plate to move relative to the base. The base includes a main body portion provided with a plurality of conductive terminals and a lower head connected thereto, the cover plate including a bearing portion corresponding to the main body portion of the base and an upper head corresponding to the head portion, the dialing The rod includes a driving rod between the upper and lower heads and an operating rod extending from the upper and lower heads, the operating rod being parallel to the side of the main body portion when rotated to 0 degrees; the operating rod When rotated to 90 degrees, it is perpendicular to the main body portion, and the operating rod is provided with an interference portion, and when the lever is rotated to 90 degrees, the interference portion is interfered and held to the lower head to be temporarily fixed. The lever, thereby increasing the stability of the electrical connector.

Description

Electrical connector

The present invention relates to an electrical connector, and more particularly to an electrical connector that connects a wafer module to a printed circuit board.

Electrical connectors are widely used in the electronics field. They are used in components and components, components and systems, systems and systems in electronic devices. Electrical connections and signal transmission are essential components for a complete system. An electrical connector for receiving a wafer module typically includes a base, a cover plate that is assembled to the base, and a lever that drives the cover to slide over the base. The lever includes an operating rod and a driving rod. The operating rod and the driving rod are perpendicular to each other, and the operating rod drives the driving rod in a lever form. The rotating base is provided with a conductive terminal, and the cover plate is provided with a through hole for receiving the stitch of the wafer module. As the cover plate reciprocates relative to the base, the pins of the wafer module and the conductive terminals can be electrically connected and separated. The base is provided with a receiving slot for receiving the driving rod, and the operating rod is located on the other side of the base. A stopper is provided on the base on the same side as the operating lever to prevent the operating lever from being over-pushed. In practical applications, when the wafer module is mounted, the lever needs to be driven to 90 degrees. However, in this case, the lever is easily dropped to a position less than 90 degrees, and then inserted into the wafer module. The chip module cannot be accurately inserted or the terminal ectopic of the chip module affects the stability of the electrical connection.

Therefore, it is necessary to design a new solution to improve the above problems.

The technical problem to be solved by this creation is to provide an electrical connector that improves the convenience of operation.

In order to solve the above technical problem, the present invention can adopt the following technical solution: an electrical connector for electrically connecting a chip module and a circuit board, the electrical connector comprising a base, a cover plate assembled on the base, a lever for causing the cover to move relative to the base, the base including a body portion provided with a plurality of conductive terminals and a lower head connected thereto, the cover plate including a load portion corresponding to the body portion of the base and a lower head corresponding to the lower head, the lever includes a driving rod between the upper and lower heads and an operating rod extending from the upper and lower heads. When the operating rod is rotated to 0 degrees, the parallel positions are located a side of the main body portion; when the operating lever is rotated to 90 degrees, it is perpendicular to the main body portion, and the operating lever is provided with an interference portion, and the interference is when the lever is rotated to 90 degrees The interference is held to the lower head to temporarily fix the lever.

In order to solve the above technical problem, the present invention can also adopt the following technical solution: an electrical connector for electrically connecting a chip module and a circuit board, the electrical connector including a base and a cover plate assembled on the base a lever for urging the cover plate to move relative to the base, the base comprising a main body portion provided with a plurality of conductive terminals and a lower head portion connected thereto, the cover plate comprising a bearing portion corresponding to the main body portion of the base and An upper head corresponding to the lower head, the lever includes a driving rod between the upper and lower heads and an operating rod extending from the upper and lower heads, and the operating rod is parallel when rotated to 0 degrees Located on the side of the main body portion; when the operating lever is rotated to 90 degrees, it is perpendicular to the main body portion, the driving rod is provided with an elastic member, and the elastic member includes a wrap around the lever And a fixing portion and a twisting portion respectively extending from both ends of the surrounding portion, and when the lever is rotated to 90 degrees, the twisting portion elastically presses the lever to temporarily fix the lever.

Compared with the prior art, the present invention has an interference member formed on the lever or an elastic member. When the lever is rotated to 90 degrees, the interference portion is interfered with the body. The lever is temporarily fixed, so that the lever is stably held on the body, which facilitates the installation of the chip module and improves the stability of the electrical connector.

Hereinafter, a specific embodiment of the present electrical connector will be described with reference to the first to the eighteenth drawings. The electronic connector 100, 100' is used to electrically connect a chip module (not shown) and a circuit board (not shown). The electrical connector 100, 100' includes a base 1, 1', and is assembled on the base. The cover plates 2, 2' on the seats 1, 1', the levers 3, 3' for moving the cover plates 2, 2' relative to the base 1, 1 ', and the conductive terminals 4 disposed in the base 1, 1 ' 4' and clamping the suction caps 5, 5' on the electrical connectors 100, 100'.

The first to eighth figures are the first embodiment of the creation: please refer to the fourth figure, the base 1 includes a main body portion 11 provided with a plurality of conductive terminals 4 and a lower head portion 10 connected thereto The main body portion 11 is substantially rectangular. The main body portion 11 is provided with a plurality of terminal receiving holes 110 for receiving the conductive terminals 4. Specifically, the terminal receiving holes 110 are provided on almost the entire base 1. The lower head portion 10 is provided with a receiving slot 101 extending transversely through the lower head portion 10. The lever 3 is partially received in the receiving slot 101, and one end of the lower head portion 10 is provided with an upwardly protruding stop. 102.

The cover plate 2 includes a carrying portion 21 corresponding to the main body portion 11 of the base 1 and an upper head portion 20 corresponding to the lower head portion 10, and the carrying portion 21 is configured to receive the wafer module, the carrying portion 21 is provided with a plurality of through holes 22 for the pins (not shown) of the wafer module to pass through, and the through holes 22 are disposed corresponding to the terminal receiving holes 110.

The lever 3 includes a driving rod 30 between the upper and lower heads 20, 10 and an operating lever 31 extending from the upper and lower heads 20, 10. The driving rod 30 is rotatably received in the receiving slot 101. The operation lever 31 includes a connection portion 310 connected to the drive lever 30 and an operation portion 311 which is bent and extended from the connection portion 310 and located at the end of the operation lever 31. Referring to the second figure, when the operating lever 31 is rotated to 0 degrees, the height of the operating portion 311 is higher than the height of the connecting portion 310 in the horizontal direction for the user to operate. The operating lever 31 is operated. Parallel to the side of the main body portion 11 of the base 1; when the operating lever 31 is rotated to 90 degrees, it is perpendicular to the main body portion 11. One side of the cover plate 2 is provided with two ear portions 23 that cooperate with the operating rod 31, and one of the ear portions 23 is crimped to the connecting portion 310 except the upper and lower head portions 20, 10. An ear portion 23 is crimped to the connection portion between the connecting portion 310 and the operating portion 311, so that the cover plate 2 is pressed after the wafer module is mounted to ensure a stable electrical connection.

The operating lever 31 is provided with an interference portion 6 which is located at the bottom end of the connecting portion 310 and is disposed adjacent to the drive lever 30. The interference portion 6 includes a fixing portion 61 surrounding the operating rod 31 and a front buckle 62 protruding from the fixing portion 61 toward the stopper 102. The blocking block 102 is provided with a forward buckle 62 convex. The rear buckle 1021. Specifically, the lower head 10 protrudes laterally from the rear of the operating rod 31, and the front buckle 62 of the interference portion 6 is interference-fixed to the stopper 102. The front and rear buckles 62, 1021 are mutually fixed and fixed, the upper and lower sides of the front buckle 62 are inclined surfaces, and the lower surface of the rear buckle 1021 is an inclined surface. The front buckle 62 is fixed to the front of the rear buckle 1021. The front buckle 62 is disposed perpendicular to a plane determined by the operating lever 31 and the driving lever 30. When the lever 3 is rotated to 90 degrees, the interference portion 6 interferes with holding to the lower head portion 10 to temporarily fix the lever 3. The interference portion 6 may be integrally injection molded onto the lever 3, or a rib-shaped interference portion may be directly formed on the lever 3 to prevent the front buckle 62 from being shaken. Causes the conductive terminal 4 to be ectopic.

Referring to FIG. 4 to FIG. 8 , after the assembly is completed, the conductive terminal 4 is received in the terminal receiving hole 110 , and the driving rod 30 of the lever 3 is received in the receiving slot 101 and the driving rod 30 can be in the receiving slot 101 . Rotate to drive the cover 2 to move relative to the base 1. The lever 3 can be rotated within a range of 0° to 90°. When the lever 3 is opened, the operating lever 31 moves from the bottom to the top, and the driving lever 30 rotates in the counterclockwise direction. When the operating rod 31 is rotated to 90 degrees, the interference portion 6 is interference-fixed to the lower head portion 10, and then the wafer module can be further installed. After the wafer mold assembly is completed, When the operating lever 31 is rotated to 0 degrees, the wafer module can be electrically connected to the electrical connector 100.

In summary, the electrical connector 100 of the first embodiment of the present invention is formed by injection molding or stamping an interference portion 6 on the lever 3, and the interference portion 6 does not wobble with respect to the lever 3, and thus can Stabilizing interference of the lever 3 is retained to the stop 102 on the base 1 such that when the lever 3 is rotated to 90 degrees, the interference portion 6 interferes with the lower head 10 Temporarily fixing the lever 3 so that the lever 3 is stably held on the base 1 so that the lever 3 is not randomly shaken, causing the conductive terminal 4 to be ectopic and affecting the electrical connection. The new interference portion 6 facilitates the mounting of the wafer module while improving the stability of the electrical connector.

The ninth to eighteenth drawings are the second embodiment of the present invention, and the main difference from the first embodiment is that, as shown in the sixteenth embodiment, the susceptor 1 includes a plurality of conductive terminals 4 The main body portion 11' and the lower head portion 10' connected thereto are substantially rectangular. The main body portion 11' is provided with a plurality of terminal receiving holes 110' for receiving the conductive terminals 4'. The terminal receiving hole 110' is provided on almost the entire base 1'. The lower head portion 10' is provided with a receiving groove 101' extending transversely to the upper surface thereof and a slot 103'. The slot 103' communicates with the receiving slot 101', and the lever 3' portion It is housed in the receiving groove 101', and one end of the lower head portion 10' is provided with a stopper 102' protruding upward.

The cover 2' includes a carrying portion 21' corresponding to the main body portion 11' of the base 1' and an upper head portion 20' corresponding to the lower head portion 10' for receiving the wafer The module, the carrying portion 21' is provided with a plurality of through holes 22' for the pins (not shown) of the wafer module to pass through, and the through holes 22' are disposed corresponding to the terminal receiving holes 110'.

The lever 3' includes a driving rod 30' between the upper and lower heads 20, 10 and an operating rod 31' extending from the upper and lower heads 20, 10, and the driving rod 30' is rotatable. In the receiving groove 101', the operating lever 31' includes a connecting portion 310' connected to the driving lever 30' and an operating portion 311' bent from the connecting portion 310' and located at the end of the operating lever 31'. Referring to the second figure, when the operating lever 31' is rotated to 0 degrees, the height of the operating portion 311' is higher than the height of the connecting portion 310' in the horizontal direction to facilitate user operation. The operating lever 31' is parallel to the side of the main body portion 11' of the base 1'; as can be seen from the twelfth figure, when the operating lever 31' is rotated to 90 degrees, it is located perpendicular to the main body portion 11. 's position. One side of the cover 2' is provided with two ears 23' that cooperate with the operating lever 31', and one of the ears 23' is provided for the connecting portion 310' near the upper and lower heads 20, 10. Pressing, the other ear portion 23' is crimped to the connection portion 310' with the operation portion 311', and the wafer module is mounted, and the cover plate 2' is pressed to ensure a stable electrical connection. .

The drive lever 30' is sleeved with an elastic member 6' which is disposed at one end of the drive lever 30' and adjacent to the connecting portion 310' of the operating lever 31'. The elastic member 6' includes a surrounding portion 61' surrounding the lever 3' and a fixing portion 62' and a twisting portion 63' extending from both ends of the surrounding portion 61', and the twisting portion 63' is elastically resisted Pressing the lever 3' to the upper head portion 20' or the lower head portion 10' to temporarily fix the lever 3'. In the present invention, the twisting portion 63' elastically presses the lever 3 'to the lower head 10' to temporarily fix the lever 3', the lower head 10' laterally projecting the stop 102' adjacent to the rear of the operating lever 31', the twist The moving portion 63' elastically presses the operating rod 31' to approach the stopper 102', and the lower head portion 10' is provided with a receiving portion 104' extending horizontally from one end thereof, and the receiving portion 104' is connected to the receiving portion 104' The two edges of the receiving groove 101' and the stopper 102' are pivoted for the elastic member 6', and the outer edge of the receiving portion 104' is provided with a boss 1041' to restrict the elastic member 6' from pivoting excessively. Therefore, the fixing portion 62' of the elastic member 6' is housed and held in the slot 103' communicating with the receiving groove 101'. The surrounding portion 61 ′ is disposed at an end of the driving rod 30 ′ adjacent to the operating rod 31 ′, the fixing portion 62 ′ is bent and extended from the surrounding portion 61 ′, and the twisting portion 63 ′ includes a vertical portion 631' bent from the surrounding portion 61' and extending vertically, and a horizontally bent portion extending from the vertical portion 631' and abutting against the abutting portion 632' of the operating rod 31' When the operating lever 31' is rotated to 0 degrees, the elastic member 6' drives the operating lever 31' to elastically press against the side of the main body portion 11', and at this time, the twisting portion 63' is low. In the fixing portion 62', when the operating lever 31' is released, the elastic shape of the twisting portion 63' becomes released and elastically mortgages the operating lever 31' to the stopper 102'. The twisting portion 63' is perpendicular to the fixing portion 62'. Of course, the stopper 102' can also be removed. However, when the stopper 102' is provided, the operating lever 31' does not excessively pivot so that the The operating lever 31' is fixed at 90 degrees to facilitate the installation or removal of the next wafer module.

Referring to the twelfth to sixteenth drawings, after the assembly is completed, the conductive terminal 4' is received in the terminal receiving hole 110', and the driving rod 30' of the lever 3' is received in the receiving groove 101' and the driving rod 30' can be rotated within the receiving slot 101' to drive the cover 2' to move relative to the base 1'. The lever 3' can be rotated within a range of 0 to 90 degrees. When the lever 3' is opened, the operating lever 31' moves from the bottom to the top, and the driving lever 30' rotates in the counterclockwise direction. When the operating lever 31' is rotated to 90 degrees, the twisting portion 63' elastically mortgages the operating lever 31' to the stopper 102', and then the wafer module can be further installed. After the wafer mold assembly is completed, when the operation lever 31' is rotated to 0 degrees, the wafer module can be electrically connected to the current connector 100'.

In summary, the electrical connector 100' of the second embodiment of the present invention encloses an elastic member 6' on the lever 3', and the elastic member 6' is enclosed around the driving rod 30'. The position of the rod 31', the elastic member 6' can hold the stable interference of the lever 3' into the stopper 102' on the base 1', so that when the lever 3' is rotated to 90 The elastic member 6' elastically presses the lever 3' to temporarily fix the lever 3'. Since the elastic member 6' has better elasticity, the force required to operate the lever 3' is required. It is smaller and the lever 3' can be stably held on the base 1', which simplifies the mounting of the chip module and improves the stability of the electrical connector 100'.

The above embodiments are preferred embodiments of the present invention, and not all embodiments. Any equivalent changes made to the present technical solution by a person of ordinary skill in the art by reading the present specification are covered by the scope of the present patent application.

100, 100’‧‧‧ connectors

1, 1'‧‧‧ base

10, 10’‧‧‧ head down

101,101’‧‧‧ housing trough

102, 102’‧‧ ‧ blocks

1021‧‧‧After buckle

103’‧‧‧ slot

104’‧‧‧ Housing Department

11, 11' ‧ ‧ main body

110, 110'‧‧‧ terminal receiving hole

2, 2'‧‧‧ cover

20, 20’ ‧ ‧ upper head

21, 21' ‧ ‧ Carrying Department

22, 22’‧‧·Perforation

23, 23’‧‧ Ears

3, 3'‧‧‧ lever

30, 30’‧‧‧ drive rod

31, 31’‧‧‧Operation lever

310, 310’‧‧‧ Connections

311, 311' ‧ ‧ Operation Department

4, 4'‧‧‧ conductive terminals

5, 5'‧‧‧ suction cover

6‧‧‧Interference Department

61‧‧‧ Fixed Department

62‧‧‧Front buckle

1041'‧‧‧ boss

6'‧‧‧Flexible parts

61’‧‧‧ Surrounding

62’‧‧‧ Fixed Department

63’‧‧‧Twisting Department

631’‧‧‧ vertical

632’‧‧‧Responsible Department

The first figure is a perspective assembled view of the electrical connector of the first embodiment of the present invention;

The second figure is a side view of the electrical connector shown in the first figure;

The third figure is a perspective view of the electric connector of the present invention rotated to 90 degrees;

The fourth figure is an exploded perspective view of the electrical connector shown in the third figure;

Figure 5 is a side view of the electrical connector shown in Figure 3;

Figure 6 is a partial enlarged view of the electrical connector shown in Figure 5;

Figure 7 is a perspective view of the lever shown in the third figure;

The eighth figure is a partial enlarged view of the lever shown in the seventh figure;

Figure 9 is a perspective assembled view of the electrical connector of the second embodiment of the present invention;

Figure 11 is a side view of the electrical connector shown in Figure IX;

Figure 11 is a perspective view of the electric connector of the present invention rotated to 90 degrees;

Figure 12 is a side view of the electrical connector shown in Figure 11;

Figure 13 is a partial enlarged view of the electrical connector shown in Figure 12;

Figure 14 is a partial exploded perspective view of the electrical connector shown in Figure 11;

The fifteenth figure is a partial enlarged view of the pedestal and the lever when the fourteenth figure is shown;

Figure 16 is a perspective exploded view of a further exploded view of the electrical connector shown in Figure 14;

Figure 17 is a perspective view showing the state in which the rear lever and the elastic member are engaged when the base is removed as shown in Fig. 14;

Figure 18 is a perspective view showing the disengagement of the lever and the elastic member shown in Figure 17.

Claims (10)

An electrical connector for electrically connecting a chip module and a circuit board, the electrical connector comprising: a base comprising a main body portion provided with a plurality of conductive terminals and a lower head connected thereto; The base includes a carrying portion corresponding to the main body portion of the base and an upper head corresponding to the lower head; the lever moves the cover relative to the base, and includes driving between the upper and lower heads a lever and an operating lever extending from the upper and lower heads, the lever being parallel to the side of the body portion when rotated to 0 degrees; and perpendicular to the rail when the lever is rotated to 90 degrees The main body portion; wherein the operating lever is provided with an interference portion, and the interference portion interferes with the lower head to temporarily fix the lever when the lever is rotated to 90 degrees. The electrical connector of claim 1, wherein one end of the lower head is provided with an upwardly projecting stop, and the lower head protrudes laterally from the rear of the operating rod. The interference portion is interference-fixed to the stopper. The electrical connector of claim 2, wherein the interference portion is located at a bottom end of the connecting portion and disposed adjacent to the driving rod, and the interference portion includes a fixing portion surrounding the operating rod and The front buckle protrudes from the fixing portion to the stopper, and the stopper is provided with a rear buckle protruding from the front buckle, and the front and rear buckles are fixed to each other. The electrical connector of claim 3, wherein the upper and lower sides of the front buckle are inclined surfaces, the lower surface of the rear buckle is an inclined surface, and the front buckle is fixed to the rear buckle. In front, the front buckle is perpendicular to a plane determined by the operating rod and the driving rod. The electrical connector of claim 4, wherein the operating lever is provided with a connecting portion connected to the driving rod and an operating portion bent from the connecting portion and located at the end of the operating rod, when the operation When the lever is rotated to 0 degrees, the front buckle is parallel to the stopper, and the operating portion is higher than the connecting portion. An electrical connector for electrically connecting a chip module and a circuit board, the electrical connector comprising: a base comprising a main body portion provided with a plurality of conductive terminals and a lower head connected thereto; The base includes a carrying portion corresponding to the main body portion of the base and an upper head corresponding to the lower head; the lever moves the cover relative to the base, and includes driving between the upper and lower heads a lever and an operating lever extending from the upper and lower heads, the lever being parallel to the side of the body portion when rotated to 0 degrees; and perpendicular to the rail when the lever is rotated to 90 degrees The driving rod is provided with an elastic member, and the elastic member includes a surrounding portion surrounding the lever and a fixing portion and a twisting portion respectively extending from both ends of the surrounding portion, when the lever rotates At 90 degrees, the twisted portion elastically presses the lever to temporarily fix the lever. The electrical connector of claim 6, wherein the twisting portion elastically presses the lever to the upper head or the lower head to temporarily fix the lever. The electrical connector of claim 7, wherein one end of the lower head is provided with an upwardly projecting stop, and the lower head is laterally protruded adjacent to the rear of the operating lever. And the twisting portion elastically presses the operating lever to the stopper. The electrical connector of claim 7, wherein the lower head is provided with a receiving groove transversely extending through the upper surface thereof for receiving the driving rod and a slot for fixing the fixing portion, the narrow The groove is in communication with the receiving groove, the surrounding portion is annularly disposed on the driving rod, the fixing portion is bent and extended from the surrounding portion, and the twisting portion comprises bending and vertical from the surrounding portion An extended vertical portion and a horizontally bent portion extending from the vertical portion and abutting against the abutting portion of the operating rod. The electrical connector of claim 9, wherein when the operating lever is rotated to 0 degrees, the twisting portion is lower than the fixing portion, when the operating lever is rotated to 90 degrees, The twisting portion is perpendicular to the fixing portion, and the lower head portion is provided with a receiving portion extending horizontally from one end thereof, the receiving portion connecting the two edges of the receiving groove and the stopper and pivoting the elastic member .