CN113078491B - Floating connector and conductive structure - Google Patents
Floating connector and conductive structure Download PDFInfo
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- CN113078491B CN113078491B CN202110252146.5A CN202110252146A CN113078491B CN 113078491 B CN113078491 B CN 113078491B CN 202110252146 A CN202110252146 A CN 202110252146A CN 113078491 B CN113078491 B CN 113078491B
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- nut
- conductive structure
- printed board
- floating
- floating connector
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
- H01R12/70—Coupling devices
- H01R12/91—Coupling devices allowing relative movement between coupling parts, e.g. floating or self aligning
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- Details Of Connecting Devices For Male And Female Coupling (AREA)
- Coupling Device And Connection With Printed Circuit (AREA)
Abstract
The invention relates to a floating connector and a conductive structure, comprising: the device comprises a shell, at least one conductive structure and an insulator, wherein the shell can be fixedly connected with the wall body of the equipment box body; the tail part of the conductive structure penetrates through a hole in the wall body of the equipment box body to enter the box body and is in contact conduction with the printed board through a connecting end capable of floating in the direction towards or away from the printed board in the insulating body. The connector disclosed by the invention is matched with the printed boards in different positions through the floating of the tail part of the conductive structure.
Description
Technical Field
The invention belongs to the technical field of connectors, and particularly relates to a floating connector.
Background
In order to connect the printed board inside the equipment box body with a circuit outside the equipment box body, an external socket is generally installed on the box wall of the equipment box body, and then the external socket is connected with the printed board through a switched printed board connector to realize transmission of power or signals.
Because the space in the equipment box is limited, the existing installation sequence is to fix the printed board firstly, then connect the printed board connector with the printed board, and finally insert the external connector into the equipment box to be in plugging fit with the printed board connector.
The assembly structure has problems that: 1) The external connector is locked with the equipment box body through bolts, namely the external connector and the equipment box body have the only matching position, when the positions of the printed board and the printed board assembly deviate from the equipment box body due to installation errors or vibration, if the external connector is in butt-joint insertion with the printed board connector, the connecting position of the external connector and the equipment box body is staggered, and the external connector cannot be locked on the equipment box body; if the external connector can be locked on the equipment box body, the plugging position of the external connector and the printed board connector is staggered, the external connector cannot be plugged with the printed board connector, and the tolerance capability of the external connector and the printed board connector is poor during plugging; 2) The printed board is firstly fixed in the equipment box body, the printed board connector is connected with the printed board, the external connector is connected with the printed board connector, the connecting structure is complex, the assembling steps are complex, and the operation is inconvenient.
Disclosure of Invention
Aiming at the problems in the prior art, the invention introduces the floating connector, so that the floating connection between the floating connector and the printed board is realized through the floating of the tail part conductive structure, and the connection requirements of the printed boards at different positions are met.
The purpose of the invention and the technical problem to be solved are realized by adopting the following technical scheme. According to the present invention, there is provided a floating connector comprising: the device comprises a shell, at least one conductive structure and an insulator, wherein the shell can be fixedly connected with the wall body of the equipment box body; the tail part of the conductive structure penetrates through a hole in the wall body of the equipment box body to enter the box body and is in contact conduction with the printed board through a connecting end which can float in the direction towards or away from the printed board in the insulator.
The purpose of the invention and the technical problem to be solved can be further realized by adopting the following technical measures.
In the floating connector, the connection end includes at least two extension arms of cantilever beam structures arranged oppositely on the conductive structure and a nut located in a clamping cavity formed by the extension arms and capable of moving along the length direction and the height direction of the clamping cavity and always keeping flexible contact with the extension arms in the moving process, and the upper end surface of the nut extends out of the insulator and is connected with the printed board.
In the floating connector, the nut is provided with corresponding matching surfaces which are matched with the extension arms clamped at the two sides of the nut to realize transmission of electric signals, and the nut is provided with a threaded hole for connecting the nut with the printed board through a screw.
In the floating connector, the insulator is provided with a side wall which is used for being matched with two surfaces of the nut, which are not in contact with the extension arm, to guide the nut to move along the height direction of the clamping cavity, the side wall also plays a role in preventing rotation when the nut is connected with the printed board through a screw, and at the moment, the nut can only float in the height direction.
Aforementioned connector floats, wherein conducting structure including be used for with the inside contact piece cooperation realization signal of telecommunication transmission of external plug contact pin with connect the copper bar at this contact pin afterbody, the extension arm is extended from by the copper bar, the copper bar is connected or copper bar and contact pin formula structure as an organic whole with the contact pin through riveting, welding or threaded connection mode.
In the floating connector, the conductive structure further includes an elastic member for providing a holding force for the extension arm to grip the elastic force of the nut.
In the floating connector, the conductive structures are arranged in the insulator in an up-down layered manner, and the copper bars of the conductive structures on the edge layer are bent inwards before the connecting end, so that the size of the connector is reduced.
In the floating connector, the insulator is a two-body buckling structure and is respectively located at two sides of the conductive structure.
In the floating connector, a shielding grounding spring for contacting with the wall of the equipment box to realize shielding conduction is arranged on the tail part of the floating connector.
In the floating connector, the housing is provided with a flange plate fixedly connected with a wall body of the equipment box body, and the flange plate is further provided with at least one notch used for being matched with the protrusion on the equipment box body to realize positioning of the installation direction.
Compared with the prior art, the invention has obvious advantages and beneficial effects. By means of the technical scheme, the invention can achieve considerable technical progress and practicability, has wide industrial utilization value and at least has the following advantages: the connector provided by the invention is matched with the printed boards at different positions through the floating of the tail part of the conductive structure, so that the tolerance capability between the connector and the printed boards is increased. The conductive structure also realizes the floating connection between the printed board and the conductive structure through the flexible floating connection between the nut and the extension arm, and meets the floating requirement of the position between the printed board and the nut.
Drawings
FIG. 1 is a front view showing an assembled state of a floating connector according to the present invention;
FIG. 2 is a perspective view showing an assembled state of the floating connector according to the present invention;
FIG. 3 is a front view of another connection location of the floating connector of the present invention;
FIG. 4 is a perspective view of FIG. 3;
FIG. 5 is a front view of the floating connector of the present invention;
FIG. 6 is a perspective view of the floating connector of the present invention;
FIG. 7 is a partial cross-sectional view of the floating connector of the present invention;
FIG. 8 is a partially exploded view of the floating connector of the present invention;
FIG. 9 is a schematic diagram of the conductive structure of the floating connector of the present invention;
FIG. 10 is a perspective view of FIG. 9;
fig. 11 is an exploded view of the conductive structure of the floating connector of the present invention;
FIG. 12 is a perspective view of FIG. 11;
FIG. 13 is a schematic illustration of the floating connection shield of the present invention;
FIG. 14 is a perspective view of FIG. 13;
fig. 15 is a further perspective view of the floating connector of the present invention.
[ description of main element symbols ]
1: connector with a locking member
2: wall of equipment box
3: printed board
4: screw nail
5: shell body
6: flange plate
7: shielding grounding spring
71: contact point
8: conductive structure
9: insulator
10: pin
11: rivet
12: copper bar
13: nut with a nut body
131: mating surfaces
14: elastic piece
15: extension arm
16: side wall
17: groove
18: gap(s)
19: u-shaped groove
Detailed Description
To further illustrate the technical means and effects of the present invention adopted to achieve the predetermined objects, the following detailed description of the embodiments, structures, features and effects of the floating connector according to the present invention will be made with reference to the accompanying drawings and preferred embodiments.
Referring to fig. 1-15, which are schematic views of the structures of the floating connector of the present invention, the floating connector 1 includes a housing 5 for supporting the whole connector, and a flange 6 is disposed on the housing 5. The connector is fixed on the box wall 2 of the equipment box body through screws penetrating through the flange plates 6, and the tail of at least one conductive structure 8 in the connector penetrates through the box wall open hole to enter the equipment box body and be in contact conduction with the printed board 3, so that an external electric signal is transmitted to the printed board 3. The conductive structure 8 has a connection end that can float up and down (towards or away from the printed circuit board) and/or left and right, and the connection end is used to realize a fixed connection with the printed circuit board 3. The conductive structure of the invention is adapted to the position of the printed board through the floating function of the connecting end, thereby matching the printed boards 3 at different positions.
In the embodiment of the invention, the connecting end of the conductive structure 8 is provided with extension arms 15 with a cantilever beam structure, a nut 13 is clamped between the extension arms 15, the nut 13 can move along the horizontal and vertical directions of the extension arms, and the floating of the connecting end of the conductive structure is realized through the flexible contact between the side walls of the nut 13 and the two extension arms 15, so as to be matched with printed boards at different positions. The conductive structure realizes the floating in the connecting end through the matching of the nut and the extension arm.
The conductive structure 8 is mounted in the insulator 9, the upper end surface of the connection end of the conductive structure is higher than the insulator 9 to realize contact with the printed board, and the connection end can float up and down in the insulator 9 along the height direction of the extension arm 15. And a guide structure for meeting the floating requirement of the connecting end of the conductive structure is also arranged in the insulator 9.
Each conducting structure 8 is provided with at least two extension arms 15 with cantilever beam structures, and the extension arms 15 form an elastic clamping cavity for clamping the nut 13 and satisfying the requirement that the nut 13 moves along the length direction of the extension arms. The extension arm and the nut are matched to realize the transmission of electric signals, and the extension arm can be always kept in contact with the extension arm in the moving process. The nut 13 is provided with a threaded hole, and in order to ensure the contact between the nut 13 and the extension arm, the nut 13 is provided with a corresponding matching surface 131 which is matched with the extension arm 15 to realize the transmission of the electric signal. The mating surface 131 is configured to allow the nut 13 to circumferentially stop rotation relative to the extending arm.
In the embodiment of the invention, the conductive structure 8 comprises a contact pin 10 used for realizing electric signal transmission by matching with a contact element in an external plug and a copper bar 12 connected to the tail part of the contact pin 10 through a rivet 11, two extending arms 15 oppositely extend from two sides of the tail part of the copper bar 12, the extending arms 15 are in cantilever beam structures and have elasticity, the two extending arms 15 arranged oppositely are matched with a nut 13 to realize electric signal transmission, and meanwhile, the nut 13 can float up and down and horizontally and is always kept in elastic contact with the extending arms 15 in the floating process.
The copper bar is connected by riveting, welding, threads and other connecting modes, or the copper bar and the contact pin are integrated. In order to enhance the contact between the nut 13 and the extension arm 15, the conductive structure 8 is further provided with an elastic member 14 providing a holding force of the elastic force to the copper bar extension arm. Preferably, the elastic piece is of a U-shaped structure, is sleeved on the periphery of the tail of the copper bar and clamps the extension arm through elastic arms on two sides of the elastic piece. Through holes for the screws 4 to pass through are formed in the bottom of the elastic structure and the copper bar.
In order to increase the elasticity of the elastic element 14 and the extension arm 15 and to make the nut more uniformly stressed, the grip of the extension arm and the elastic element is divided into at least two parts by a U-shaped groove 19 at the upper end.
In order to facilitate processing and assembly, the connecting ends of the conductive structure have the same size, and the upper end faces of the connecting ends, which are used for being in contact with the printed board, are flush, so that floating gaps for the connecting ends to float up and down in the insulator and the guide structures are consistent. The conductive structures are arranged in layers, and the conductive structure copper bars 12 at the two ends are bent relatively, so that the size of the tail part of the connector is reduced.
The insulator 9 is a two-body buckling structure and is respectively positioned on two sides of the conductive structure, and the installation and floating cavity matched with the conductive structure are formed by butt joint of two parts, so that quick and simple assembly is realized. The front ends of the conductive structures are distributed in layers in the insulator 9, and the connection ends of the tail portions of the conductive structures are changed to be distributed in parallel.
In the embodiment of the present invention, the guiding structure for guiding the nut 13 in the insulator in a floating manner is two side walls 16 perpendicular to the extension arm and used for accommodating the cavity of the connecting end of the conductive structure, and during the floating process of the nut, the side walls 16 play a guiding role, and simultaneously play an anti-rotation role during the screwing process of the screw, and at this time, the conductive structure only floats in the vertical direction.
The connector afterbody still is equipped with and is used for realizing the shielding of realizing the shielding ground spring 7 with the tank wall contact of equipment box switches on, casing 1 periphery still is equipped with the slot 17 that is used for fixed shielding ground spring 7.
In the embodiment of the present invention, the shielding grounding spring 7 has a C-shaped structure and a plurality of elastic contacts 71, the contacts 71 are cantilever beam structures or simply supported beam structures, and the shielding grounding spring 7 is reliably contacted with the tank wall through the elastic contacts 71 convexly arranged on the outer periphery of the shielding grounding spring.
One or more notches 18 are formed in the flange of the floating connector of the present invention, and when the floating connector is installed, the notches are engaged with the protrusions formed in the wall of the equipment cabinet, so that the reverse installation in the installation direction can be avoided.
Although the present invention has been described with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the scope of the present invention.
Claims (8)
1. A floating connector, comprising: the device comprises a shell, at least one conductive structure and an insulator, wherein the shell can be fixedly connected with the wall body of the equipment box body; the tail part of the conductive structure penetrates through a hole on the wall body of the equipment box body to enter the box body and is in contact conduction with the printed board through a connecting end which can float in the direction towards or away from the printed board in the insulating body; the connecting end can also float along the direction of the parallel printed board; the connecting end comprises at least two extending arms of cantilever beam structures arranged oppositely on the conducting structure and a nut which is positioned in a clamping cavity formed by the extending arms, can move along the length direction and the height direction of the clamping cavity and is always kept in flexible contact with the extending arms in the moving process, and the upper end surface of the nut extends out of an insulator to be connected with the printed board; the insulator is provided with a side wall which is used for realizing the guiding of the nut moving along the height direction of the clamping cavity by matching with two surfaces which are not in contact with the nut and the extension arm, and the side wall also plays a role in preventing rotation when the nut is connected with the printed board through a screw.
2. The floating connector of claim 1, wherein said nut has corresponding mating surfaces for engaging the extension arms held on both sides thereof to transmit electrical signals, and said nut has threaded holes for connection with a printed board by screws.
3. The floating connector of claim 1, wherein the conductive structure comprises a pin for transmitting electrical signals by matching with a contact inside the external plug and a copper bar connected to the tail of the pin, the extension arm extends from the copper bar, and the copper bar is connected to the pin by riveting, welding or screwing or is integrated with the pin.
4. The floating connector of claim 3, wherein said conductive structure further comprises a spring member for providing a holding force for the extension arm to grip the spring force of the nut.
5. The floating connector of claim 1 wherein said insulator is a two-piece snap-fit structure disposed on each side of said conductive structure.
6. The floating connector of claim 1, wherein the floating connector tail portion is provided with a shield grounding spring for contacting a wall of the equipment cabinet to achieve shielding conduction.
7. The floating connector of claim 1, wherein the housing has a flange for attachment to a wall of the equipment cabinet, the flange having at least one notch for mating with a protrusion on the equipment cabinet to orient the mounting direction.
8. A floating conductive structure according to any one of claims 1 to 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110252146.5A CN113078491B (en) | 2021-03-08 | 2021-03-08 | Floating connector and conductive structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110252146.5A CN113078491B (en) | 2021-03-08 | 2021-03-08 | Floating connector and conductive structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113078491A CN113078491A (en) | 2021-07-06 |
| CN113078491B true CN113078491B (en) | 2023-04-18 |
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ID=76612148
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110252146.5A Active CN113078491B (en) | 2021-03-08 | 2021-03-08 | Floating connector and conductive structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113078491B (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109149176A (en) * | 2017-06-27 | 2019-01-04 | 中航光电科技股份有限公司 | Adaptor connector, printed board connector and base station far-end unit |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202015100245U1 (en) * | 2015-01-21 | 2016-02-02 | FILTEC GmbH Filtertechnologie für die Elektronikindustrie | Socket assembly comprising a shielded socket for printed circuit boards or boards |
| CN110635328B (en) * | 2018-06-21 | 2021-04-06 | 中航光电科技股份有限公司 | Adaptor connector and connector assembly comprising same |
| DE202018105926U1 (en) * | 2018-10-16 | 2018-11-02 | Odu Gmbh & Co. Kg | Floating connector |
| CN110581391A (en) * | 2019-09-19 | 2019-12-17 | 上海航天科工电器研究院有限公司 | Quick-locking piston type floating power connector |
| CN210744206U (en) * | 2019-10-09 | 2020-06-12 | 中航光电科技股份有限公司 | Floating connector |
| CN211670345U (en) * | 2020-04-07 | 2020-10-13 | 康联精密机电(深圳)有限公司 | Wire-to-board connector suitable for wires of different sizes |
-
2021
- 2021-03-08 CN CN202110252146.5A patent/CN113078491B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109149176A (en) * | 2017-06-27 | 2019-01-04 | 中航光电科技股份有限公司 | Adaptor connector, printed board connector and base station far-end unit |
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| Publication number | Publication date |
|---|---|
| CN113078491A (en) | 2021-07-06 |
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