CN208637684U - A kind of back panel connector - Google Patents
A kind of back panel connector Download PDFInfo
- Publication number
- CN208637684U CN208637684U CN201821305623.XU CN201821305623U CN208637684U CN 208637684 U CN208637684 U CN 208637684U CN 201821305623 U CN201821305623 U CN 201821305623U CN 208637684 U CN208637684 U CN 208637684U
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- Prior art keywords
- back panel
- cover board
- hole
- connector
- plastic body
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Abstract
A kind of back panel connector provided by the utility model, including connector body, front cover, bottom plate, cover board, the connector body is made of terminal assemblies, the terminal assemblies include plastic body, conductive terminal, the conductive terminal includes installation end, connecting pin, contact jaw, and the front cover is equipped with spliced eye, and the bottom plate is equipped with mounting hole, the plastic body is additionally provided with the first limited block, the second limited block, and the cover board is equipped with the first limit hole, the second limit hole.The back panel connector of the utility model, a cover board is increased on the basis of traditional back panel connector, upper end, the rear end of connector body is fixed in cover board, and connector body front end is fixed in front cover, connector body bottom is fixed in bottom plate, corrects and limit the position of contact jaw and installation end, avoids the terminal assemblies being set side by side and loosens, enhance the stability of connector, it is ensured that connector has enough retentivities.
Description
Technical field
The utility model relates to connector technique fields, and in particular to a kind of back panel connector.
Background technique
As the high speed development and people of information technology are continuously increased data requirements, the transmission of a large amount of data for
The requirement of message transmission rate is also higher and higher.High speed connector, including back panel connector, board to board connector are connected with I/O
Device also positive higher rate development.
The back panel connector of the prior art, terminal assemblies are block form splicing construction, such as Patent No. CN204668627U
Disclosed " a kind of earth shield structure of High speed rear panel connector ", discloses a kind of earth shield knot of High speed rear panel connector
Structure, the structure are that several electric connection insertion pieces are fixed using integrated plastic body, and the structure is only to electric connection insertion piece
Front end face, upper surface be fixed, since the slot of back panel connector is more, terminal assemblies are easy to loosen when plug, are easy
Phenomena such as causing unstable installation end welding, contact jaw poor contact, influences the signal integrity of connector；On the other hand, as specially
Benefit number is " lead frame assembly of insertion molding " disclosed in CN10641844A, lead frame assembly disclosed in this application, conduction touching
Head is the contact jaw of mono-contact type, is easy to produce insertion loss resonance and resonates with ground connection, influences the anti-crosstalk of entire connector
Energy；And " holder of connector system " disclosed in Patent No. CN1830121A, biting end (contact jaw) disclosed in this application
For blade beam contact type structure, it is easy to happen poor contact, the hanging phenomenon in contact, affects quality of connection.
Utility model content
In view of the above problems, the utility model provides a kind of back panel connector, increase on the basis of traditional back panel connector
Add a cover board, enhances the stability of connector, and improve to contact jaw, it, can using the contact jaw of double-contact formula
Poor contact, the hanging contact bring loss of signal are reduced to the maximum extent, improve the signal integrity of connector.
To achieve the above object, the utility model solves by the following technical programs:
A kind of back panel connector including connector body, the front cover that is set in the connector body front end, is set in institute
The bottom plate and lid of stating connector body lower end are located at the cover board of the connector body upper end and rear end, the connector sheet
The terminal assemblies that body is set side by side by m form, and the terminal assemblies include plastic body and are embedded in the plastic body
On n conductive terminal, the conductive terminal include stretch out the installation end of the plastic body lower end, be located at the plastic body
The contact jaw of interior connecting pin and the stretching plastic body front end, the front cover are equipped with m × n and supply the contact jaw
The spliced eye of insertion, the bottom plate are equipped with the m × n mounting hole passed through for the installation end, and the plastic body rear end is also
Equipped with the first limited block, the second limited block, the cover board is equipped with first be inserted into for first limited block, the second limited block
Limit hole, the second limit hole, the plastic body upper end is equipped with T-type block, between having between the T-type block of adjacent two
Gap, the cover board are close to the front cover side and are additionally provided with m-1 plate, and the plate is inserted into the corresponding gap.
Specifically, the contact jaw include the bending part A being connect with the connecting pin, it is bending part B, the bending part A, curved
Folding part B is connected with vertical component effect jointly, and the vertical component effect end is connected with bending section A, bending section B, the institute of the same contact jaw
State bending section A, bending section B is arranged in parallel and is located in the same spliced eye.
Specifically, the one side of the front cover is additionally provided with the first heat release hole, first heat release hole is located at the bending part
A, the side bending part B.
Specifically, the bottom plate is equipped with several locating pieces, the junction of the cover board and the bottom plate be equipped with it is several with
The matched location hole of locating piece.
Specifically, the cover board is metal shielding board.
Specifically, m=8, n=12.
Specifically, being additionally provided with multiple second heat release holes on the plastic body, the connecting pin is located at the institute of corresponding position
It states in the second heat release hole.
Specifically, the plastic body is close to one jiao of the cover board as chamfering, second limit hole include vertical hole,
Arcuate socket, second limited block are specifically inserted into the vertical hole, and the arcuate socket is located at the chamfering upper end, the cover board
A perforation is formed between all chamferings.
The beneficial effects of the utility model are:
First, the back panel connector of the utility model increases a cover board on the basis of traditional back panel connector, lid
Upper end, the rear end of connector body is fixed in plate, and connector body front end is fixed in front cover, and bottom plate is to connector
Body bottom portion is fixed, and corrects and limit the position of contact jaw and installation end, avoids the terminal assemblies pine being set side by side
It is dynamic, enhance the stability of connector, it is ensured that connector has enough retentivities；
Second, using the contact jaw of double-contact formula, compared with typical blade beam contact type structure, while can be to greatest extent
Ground reduces poor contact, the hanging contact bring loss of signal, improves the signal integrity of connector, in addition, contact (bending
Portion A, bending section B) bending setting, make connector that there is brilliant contact positive force and extremely low contact engaging and separating force, and contact jaw head
It gradually refines, unnecessary insertion loss resonance can be eliminated, improve the anti-crosstalk performance of connector.
Detailed description of the invention
Fig. 1 is a kind of schematic perspective view one of back panel connector of the utility model.
Fig. 2 is a kind of schematic perspective view two of back panel connector of the utility model.
Fig. 3 is a kind of explosive view of back panel connector of the utility model.
Fig. 4 is the structural schematic diagram of the terminal assemblies of the utility model.
Fig. 5 is the structural schematic diagram of the plastic body of the utility model.
Fig. 6 is the structural schematic diagram of the conductive terminal of the utility model.
Fig. 7 is the enlarged drawing of the part E in Fig. 6.
Appended drawing reference are as follows: connector body 1, terminal assemblies 11, plastic body 111, the limit of the first limited block 1111, second
Block 1112, the second heat release hole 1114, perforation 1115, conductive terminal 112, installation end 101, connecting pin 102, connects T-type block 1113
Contravention 103, bending part A1031, bending part B1032, vertical component effect 1033, bending section A1034, bending section B1035, front cover 2, grafting
Hole 21, bottom plate 3, mounting hole 31, locating piece 32, cover board 4, the first limit hole 41, the second limit hole 42, is hung down at first heat release hole 22
Straight hole 421, arcuate socket 422, plate 43, location hole 44, chamfering 451.
Specific embodiment
The utility model is described in further detail below with reference to embodiment and attached drawing, but the implementation of the utility model
Mode is without being limited thereto.
As shown in figs. 1-7:
A kind of back panel connector, including connector body 1, the front cover 2 for being set in 1 front end of connector body, the company of being set in
The bottom plate 3 and lid that connect 1 lower end of device ontology are located at the cover board 4 of 1 upper end of connector body and rear end, and connector body 1 is by m
The terminal assemblies 11 being set side by side form, and terminal assemblies 11 include plastic body 111 and the n being embedded on plastic body 111
A conductive terminal 112, conductive terminal 112 include stretching out the installation end 101 of 111 lower end of plastic body, being located in plastic body 111
Connecting pin 102 and stretch out the contact jaw 103 of 111 front end of plastic body, front cover 2 is equipped with m × n and inserts for contact jaw 103
The spliced eye 21 entered, bottom plate 3 are equipped with the m × n mounting holes 31 passed through for installation end 101, and 111 rear end of plastic body is additionally provided with
First limited block 1111, the second limited block 1112, cover board 4 is equipped with to be inserted into for the first limited block 1111, the second limited block 1112
The first limit hole 41, the second limit hole 42,111 upper end of plastic body be equipped with T-type block 1113, two adjacent T-type blocks
There is gap between 1113, cover board 4 is additionally provided with m-1 plate 43 by 2 side of front cover, and plate 43 is inserted into corresponding gap,
Front cover 2 is fixed 1 front end of connector body, and 1 lower end of connector body is fixed bottom plate 3, and cover board 4 is by connector
1 upper end of ontology, rear end are fixed, the fixed function in multiple orientation, are fixed on the terminal assemblies being set side by side 11 correctly
On position, it can be avoided terminal assemblies 11 and loosened, to affect the stability of connector.
Preferably, contact jaw 103 includes the bending part A1031 connecting with connecting pin 102, bending part B1032, bending part
A1031, bending part B1032 are connected with vertical component effect 1033 jointly, and 1033 end of vertical component effect is connected with bending section A1034, bending section
B1035, bending section A1034, the bending section B1035 of same contact jaw 103 are arranged in parallel and are located in same spliced eye 21, contact
End 103 uses bending section A1034, the bending section B1035 of double-contact formula, compared with typical blade beam contact type structure, simultaneously
Poor contact, the hanging contact bring loss of signal can be reduced to the maximum extent, improve the signal integrity of connector, separately
Outside, bending section A, bending section B bending setting makes connector have brilliant contact positive force and extremely low contact engaging and separating force, and is bent
Portion A1034, the bending section end B1035 gradually refine, and can eliminate unnecessary insertion loss resonance, improve the anti-of connector
Crosstalk performance.
Preferably, in order to improve the heat dissipation performance of contact jaw 103, the one side of front cover 2 is additionally provided with the first heat release hole 22, and
One heat release hole 22 is located at bending part A1031, the side bending part B1032.
Preferably, bottom plate 3 is equipped with several locating pieces 32, and cover board 4 and the junction of bottom plate 3 are equipped with several and locating piece 32
Bottom plate 3 when installation, is first mounted on 1 lower end of connector body, then by the location hole 44 on cover board 4 by matched location hole 44
It is pushed into along locating piece 32, cover board 4 can be installed to correct position, plate 43 is inserted between two T-type blocks 1113 at this time
In gap, the first limited block 1111, the second limited block 1112 respectively enter the first limit hole 41, in the second limit hole 42.
Preferably, in order to improve anti-crosstalk, the anti-electromagnetic interference capability of connector, cover board 4 is metal shielding board.
Preferably, m=8, n=12.
Preferably, in order to improve the heat dissipation performance of conductive terminal 112, it is additionally provided with multiple second on plastic body 111 and dissipates
Hot hole 1114, connecting pin 102 are located in the second heat release hole 1114 of corresponding position.
Preferably, plastic body 111 is close to one jiao of cover board 4 as chamfering 451, the second limit hole 42 include vertical hole 421,
Arcuate socket 422, the second limited block 1112 is specifically in insertion vertical hole 421, and arcuate socket 422 is located at 451 upper end of chamfering, cover board 4 and
A perforation 1115 is formed between all chamferings 451, be can be inserted into mounting bar or screw of counter structure etc. in perforation 1115, is used
It is fixed in by connector end, improves the stability of connector.
A kind of embodiment of the utility model above described embodiment only expresses, the description thereof is more specific and detailed,
But it should not be understood as limiting the scope of the patent of the utility model.It should be pointed out that for the common of this field
For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to
In the protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (8)
1. a kind of back panel connector, which is characterized in that including connector body (1), be set in the connector body (1) front end
Front cover (2), be set in the connector body (1) lower end bottom plate (3) and lid be located on the connector body (1)
The cover board (4) at end and rear end, the terminal assemblies (11) that the connector body (1) is set side by side by m form, the terminal group
Part (11) includes plastic body (111) and the n conductive terminal (112) being embedded on the plastic body (111), described
Conductive terminal (112) includes stretching out the installation end (101) of plastic body (111) lower end, being located at the plastic body (111)
The contact jaw (103) of interior connecting pin (102) and stretching plastic body (111) front end, the front cover (2) are equipped with m
× n the spliced eye (21) for the contact jaw (103) insertion, the bottom plate (3) are equipped with m × n and supply the installation end
(101) mounting hole (31) passed through, plastic body (111) rear end are additionally provided with the first limited block (1111), the second limited block
(1112), the cover board (4) is equipped with the first limit being inserted into for first limited block (1111), the second limited block (1112)
Hole (41), the second limit hole (42), plastic body (111) upper end are equipped with T-type block (1113), two adjacent T
There is gap, the cover board (4) is close to the front cover (2) side and is additionally provided with m-1 plate (43), institute between type block (1113)
Plate (43) are stated to be inserted into the corresponding gap.
2. a kind of back panel connector according to claim 1, which is characterized in that the contact jaw (103) include with it is described
Bending part A (1031), the bending part B (1032) of connecting pin (102) connection, the bending part A (1031), bending part B (1032)
It being connected with jointly vertical component effect (1033), vertical component effect (1033) end is connected with bending section A (1034), bending section B (1035),
The bending section A (1034) of the same contact jaw (103), bending section B (1035) are arranged in parallel and are located at same described slotting
It connects in hole (21).
3. a kind of back panel connector according to claim 2, which is characterized in that the one side of the front cover (2) is additionally provided with
First heat release hole (22), first heat release hole (22) are located at the bending part A (1031), bending part B (1032) side.
4. a kind of back panel connector according to claim 1, which is characterized in that the bottom plate (3) is equipped with several positioning
Block (32), the cover board (4) and the junction of the bottom plate (3) are equipped with several and locating piece (32) matched location hole
(44)。
5. a kind of back panel connector according to claim 1, which is characterized in that the cover board (4) is metal shielding board.
6. a kind of back panel connector according to claim 1, which is characterized in that m=8, n=12.
7. a kind of back panel connector according to claim 1, which is characterized in that be additionally provided on the plastic body (111)
Multiple second heat release holes (1114), the connecting pin (102) are located in second heat release hole (1114) of corresponding position.
8. a kind of back panel connector according to claim 1, which is characterized in that the plastic body (111) is close to described
One jiao of cover board (4) is chamfering (451), and second limit hole (42) includes vertical hole (421), arcuate socket (422), described the
Two limited blocks (1112) are specifically inserted into the vertical hole (421), and the arcuate socket (422) is located at the chamfering (451) upper end,
A perforation (1115) is formed between the cover board (4) and all chamferings (451).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821305623.XU CN208637684U (en) | 2018-08-14 | 2018-08-14 | A kind of back panel connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821305623.XU CN208637684U (en) | 2018-08-14 | 2018-08-14 | A kind of back panel connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208637684U true CN208637684U (en) | 2019-03-22 |
Family
ID=65743078
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821305623.XU Active CN208637684U (en) | 2018-08-14 | 2018-08-14 | A kind of back panel connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208637684U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112636090A (en) * | 2020-11-30 | 2021-04-09 | 中航光电科技股份有限公司 | Shielding sheet, terminal module using the same and connector |
-
2018
- 2018-08-14 CN CN201821305623.XU patent/CN208637684U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112636090A (en) * | 2020-11-30 | 2021-04-09 | 中航光电科技股份有限公司 | Shielding sheet, terminal module using the same and connector |
| CN112636090B (en) * | 2020-11-30 | 2022-04-22 | 中航光电科技股份有限公司 | Shielding sheet, terminal module using the same and connector |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |