CN211828755U - Lead frame - Google Patents
Lead frame Download PDFInfo
- Publication number
- CN211828755U CN211828755U CN202020328246.2U CN202020328246U CN211828755U CN 211828755 U CN211828755 U CN 211828755U CN 202020328246 U CN202020328246 U CN 202020328246U CN 211828755 U CN211828755 U CN 211828755U
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- CN
- China
- Prior art keywords
- lead frame
- lead
- frame body
- holes
- limiting plate
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 230000001681 protective effect Effects 0.000 claims description 7
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
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- Lead Frames For Integrated Circuits (AREA)
Abstract
The utility model discloses a lead frame, including lead frame body, couple, first connecting hole and support frame, the paster groove has been seted up to lead frame body leading flank, and the lead frame body has seted up the pin hole, the pin hole sets up both sides about the paster groove respectively, and the pin hole lateral surface is provided with the outer line frame, the couple sets up both sides about the lead frame body respectively, and the couple sets up respectively in the outer line frame left and right sides, first connecting hole is seted up at lead frame body leading flank, and first connecting hole sets up respectively in paster groove left and right sides. The utility model provides a lead frame, is provided with limiting plate and protection pad, installs the paster inslot portion back on the lead frame body to the paster unit, fixes the support frame through using the connecting screw to make the limiting plate can play limit measure to the paster unit, simultaneously through the safeguard measure of protection pad, make the limiting plate be difficult to cause the damage to the paster unit.
Description
Technical Field
The utility model relates to a lead frame especially relates to a lead frame.
Background
The lead frame is used as a chip carrier of an integrated circuit, is a key structure body for realizing the electrical connection between a lead-out end of an internal circuit of a chip and a lead by means of a bonding material to form an electrical circuit, plays a role of a bridge connected with an external lead, needs to be used in most semiconductor integrated blocks, and is an important basic material in the electronic information industry.
When the existing lead frame is used, a chip unit arranged on the lead frame lacks a limiting measure, and when the existing lead frame is used, an outer lead lacks a supporting measure, so that the outer lead is easily disconnected with an inner wire, and the existing lead frame is inconvenient to be connected with a device.
SUMMERY OF THE UTILITY MODEL
The utility model provides a lead frame to not enough among the prior art, and the paster unit lacks spacing measure, and outer lead wire lacks the support measure, and inconvenient and be connected between the device.
In order to solve the technical problem, the utility model is solved by the following technical scheme: a lead frame comprises a lead frame body 1, hooks 5, first connecting holes 6 and a support frame 8, wherein a patch groove 2 is formed in the front side surface of the lead frame body 1, lead holes 3 are formed in the lead frame body 1, the lead holes 3 are respectively arranged on the upper side and the lower side of the patch groove 2, an outer wire frame 4 is arranged on the outer side surface of each lead hole 3, the hooks 5 are respectively arranged on the upper side and the lower side of the lead frame body 1, the hooks 5 are respectively arranged on the left side and the right side of the outer wire frame 4, the first connecting holes 6 are formed in the front side surface of the lead frame body 1, the first connecting holes 6 are respectively arranged on the left side and the right side of the patch groove 2, second connecting holes 7 are formed in the front side surface of the lead frame body 1, the second connecting holes 7 are arranged between the first connecting holes 6, the support frame 8 is arranged on, the support frame 8 is connected with the second connecting hole 7 through a connecting screw 9, a limiting plate 10 is arranged on the inner side face of the support frame 8, and a protective pad 11 is arranged on the rear side face of the limiting plate 10.
Preferably, the lead holes 3 are arranged symmetrically with respect to the central axis of the lead frame body 1.
Preferably, the positions of the outer wire frames 4 are corresponding to the positions of the lead holes 3, and the number of the outer wire frames 4 is the same as that of the outer wire frames 4.
Preferably, each group of the hooks 5 is provided with two, and the hooks 5 are provided with two.
Preferably, the support frame 8 is in the shape of an "L".
Preferably, the length and width of the protection pad 11 are respectively the same as those of the rear side of the limiting plate 10.
The utility model provides a lead frame, which is provided with a limiting plate and a protective pad, wherein after a patch unit is arranged in a patch groove on a lead frame body, a support frame is fixed by using a connecting screw, so that the limiting plate can play a limiting measure for the patch unit, and meanwhile, the limiting plate is not easy to damage the patch unit through the protective measure of the protective pad; the outer wire frame is arranged, when the lead frame is used, the inner wire is connected with the outer lead, the lower side of the outer lead is supported by the outer wire frame, and therefore the outer lead is not easy to break after being connected with the inner wire; the hook is arranged, when the lead frame is required to be connected with the connecting device, the hook on the lead frame is directly connected with the upper hanging ring of the connecting device, so that the lead frame and the connecting device are conveniently connected, and the lead frame is also convenient to disassemble.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following will discuss the drawings required to be used in the description of the embodiments or the prior art, it is obvious that the technical solutions described in conjunction with the drawings are only some embodiments of the present invention, and for those skilled in the art, other embodiments and drawings thereof can be obtained according to the embodiments shown in the drawings without creative efforts.
Fig. 1 is a front view of the present invention.
Fig. 2 is a schematic diagram of the structure viewed from the right side of the present invention.
Fig. 3 is a schematic view of the front view structure of the lead frame body of the present invention.
Fig. 4 is an enlarged schematic view of a portion a in fig. 2 according to the present invention.
In the figure: 1-a lead frame body, 2-a chip groove, 3-a lead hole, 4-an outer wire frame, 5-a hook, 6-a first connecting hole, 7-a second connecting hole, 8-a support frame, 9-a connecting screw, 10-a limiting plate and 11-a protective pad.
Detailed Description
The technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only some embodiments of the present invention, and not all embodiments. Based on the embodiments described in the present disclosure, all other embodiments obtained by a person skilled in the art without creative efforts are within the scope of the present disclosure.
An embodiment of the utility model provides a lead frame can make the paster unit of installation obtain spacingly, and can make the outer lead wire obtain supporting to can make the lead frame conveniently be connected with the device.
As shown in FIGS. 1 to 4, a lead frame includes a lead frame body 1, a hook 5, first connection holes 6 and support frames 8, wherein a tab slot 2 is formed on a front side surface of the lead frame body 1, lead holes 3 are formed in the lead frame body 1, the lead holes 3 are respectively disposed on upper and lower sides of the tab slot 2, an outer wire frame 4 is disposed on an outer side surface of the lead holes 3, the hook 5 is respectively disposed on the upper and lower sides of the lead frame body 1, the hook 5 is respectively disposed on left and right sides of the outer wire frame 4, the first connection holes 6 are formed on the front side surface of the lead frame body 1, the first connection holes 6 are respectively disposed on left and right sides of the tab slot 2, second connection holes 7 are formed on the front side surface of the lead frame body 1, the second connection holes 7 are disposed between the first connection holes 6, the support frames 8 are disposed on the front side of, the support frame 8 is connected with the second connecting hole 7 through a connecting screw 9, a limiting plate 10 is arranged on the inner side face of the support frame 8, and a protective pad 11 is arranged on the rear side face of the limiting plate 10.
Further, the lead holes 3 are symmetrically disposed about the central axis of the lead frame body 1.
Further, the position that outer wire frame 4 set up is the corresponding setting with the position that pin hole 3 set up, and the quantity that outer wire frame 4 set up is the same with the quantity that outer wire frame 4 set up.
Further, every group of the hooks 5 is provided with two, and the hooks 5 are provided with two.
Further, the shape of the support frame 8 is "L" shape.
Further, the length and width of the protection pad 11 are respectively the same as those of the rear side of the limiting plate 10.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive. The scope of the present application is defined by the appended claims, rather than the foregoing description, and all changes that come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
The utility model provides a lead frame, when in use, after a patch unit is arranged in a patch groove 2, pins on the patch unit enter a lead hole 3, at the moment, a support frame 8 is fixed on a lead frame body 1 by using a connecting screw 9, the support frame 8 is fixed by connecting the connecting screw 9 with a second connecting hole 7, so that a limit plate 10 plays a limit measure for the patch unit, and the patch unit is limited by the protection of a protection pad 11 and is not easy to be damaged, at the moment, an outer lead enters the lead hole 3 to be connected with the pins on the patch unit, and is connected in a soldering tin way, after the connection is completed, the outer lead is not easy to fall down by the support function of the support frame 8, so that the outer lead is not easy to be disconnected with the pins on the patch unit, when the lead frame body 1 is required to be connected with the connecting device, the hook 5 is directly connected with the hanging ring on the connecting device, so that the lead frame body 1 is conveniently connected with the connecting device, and meanwhile, the fixing screw can penetrate through the first connecting hole 6 to be connected with the mounting frame, and the stability of the lead frame body 1 is better.
Claims (6)
1. The utility model provides a lead frame, includes lead frame body (1), couple (5), first connecting hole (6) and support frame (8), its characterized in that: the lead frame comprises a lead frame body (1), wherein a patch groove (2) is formed in the front side face of the lead frame body (1), lead holes (3) are formed in the lead frame body (1), the lead holes (3) are respectively arranged on the upper side and the lower side of the patch groove (2), an outer wire frame (4) is arranged on the outer side face of each lead hole (3), hooks (5) are respectively arranged on the upper side and the lower side of the lead frame body (1), the hooks (5) are respectively arranged on the left side and the right side of the outer wire frame (4), first connecting holes (6) are formed in the front side face of the lead frame body (1), first connecting holes (6) are respectively arranged on the left side and the right side of the patch groove (2), second connecting holes (7) are formed in the front side face of the lead frame body (1), the second connecting holes (7) are arranged between the first connecting holes (6), and, and support frame (8) set up respectively in the paster groove (2) left and right sides, support frame (8) are connected with second connecting hole (7) through connecting screw (9), and support frame (8) medial surface is provided with limiting plate (10), and limiting plate (10) trailing flank is provided with protection pad (11) simultaneously.
2. The lead frame of claim 1, wherein: the lead holes (3) are symmetrically arranged about a central axis of the lead frame body (1).
3. The lead frame of claim 1, wherein: the positions of the outer wire frames (4) are arranged corresponding to the positions of the lead holes (3), and the number of the outer wire frames (4) is the same as that of the outer wire frames (4).
4. The lead frame of claim 1, wherein: every group of couple (5) is provided with two, and couple (5) is provided with two.
5. The lead frame of claim 1, wherein: the support frame (8) is L-shaped.
6. The lead frame of claim 1, wherein: the length and the width of the protective pad (11) are respectively the same as those of the rear side surface of the limiting plate (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020328246.2U CN211828755U (en) | 2020-03-17 | 2020-03-17 | Lead frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020328246.2U CN211828755U (en) | 2020-03-17 | 2020-03-17 | Lead frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211828755U true CN211828755U (en) | 2020-10-30 |
Family
ID=73012170
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020328246.2U Active CN211828755U (en) | 2020-03-17 | 2020-03-17 | Lead frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211828755U (en) |
-
2020
- 2020-03-17 CN CN202020328246.2U patent/CN211828755U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A lead frame Effective date of registration: 20210831 Granted publication date: 20201030 Pledgee: Ningbo Yinzhou Rural Commercial Bank Co.,Ltd. Dongwu sub branch Pledgor: Ningbo Gangbo Electronics Co.,Ltd. Registration number: Y2021330001300 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20231204 Granted publication date: 20201030 Pledgee: Ningbo Yinzhou Rural Commercial Bank Co.,Ltd. Dongwu sub branch Pledgor: NINGBO GANGBO ELECTRONICS CO.,LTD. Registration number: Y2021330001300 |