CN211980987U - Shielded connector with sealing function - Google Patents
Shielded connector with sealing function Download PDFInfo
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- CN211980987U CN211980987U CN202020606448.9U CN202020606448U CN211980987U CN 211980987 U CN211980987 U CN 211980987U CN 202020606448 U CN202020606448 U CN 202020606448U CN 211980987 U CN211980987 U CN 211980987U
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- power
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- insulator
- sealing
- interference fit
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Abstract
The utility model relates to a shielded connector with sealing function, including installation panel, casing, insulator and the shield that is located between casing and the insulator, be equipped with the signal mounting hole that is used for assembling the signal line part in the insulator and be used for assembling the power mounting hole of power line part, the signal line part includes that the afterbody is connected with the contact of signal line, and the signal seal plug of inner periphery and signal line interference fit, periphery and signal mounting hole interference fit is fixed with signal line crimping through contact crimping area; the power wire part comprises a contact part of which the tail part is connected with a power wire, and a power sealing plug of which the inner periphery is in interference fit with the power wire and the outer periphery is in interference fit with the power mounting hole is fixedly connected with the power wire in a pressing mode through a contact part pressing connection area. The utility model discloses fix the cable as an organic whole with sealed stifled, realize reliably sealedly through the interference fit of sealed stifled and cable and mounting hole.
Description
Technical Field
The utility model belongs to the technical field of the connector, concretely relates to shielded connector with sealed function.
Background
Currently, high voltage connectors have been widely used in the electric vehicle industry. On the one hand, in a complex driving process, due to environmental changes, the connector is prone to generate condensation, which affects the electrical performance of the connector, and this can cause serious potential safety hazards. It is necessary to seal the connector to prevent the occurrence of condensation. On the other hand, high voltage and large current may cause electromagnetic interference to other equipment, so high voltage connectors are generally provided with shielding layers. The presence of the shield increases the difficulty of achieving a hermetic seal of the connector. Therefore, the research on the shielded connector with the sealing function can play a role in preventing condensation and improve the reliability of the connector, and has very important significance.
Disclosure of Invention
In order to solve the above problem, the utility model provides a novel shielded connector who has a sealing function of structure, it is fixed with the cable crimping through will sealing stifled in contact crimping district, then realizes the sealed of connector afterbody cable through the interference fit of sealed stifled and cable and insulator, still presses between installation panel and casing afterbody terminal surface and insulator terminal surface and establishes rather than the sealed of interference fit's rubber ring realization connector afterbody terminal surface.
The purpose of the utility model and the technical problem thereof are realized by adopting the following technical scheme. According to the utility model provides a shielded connector with sealing function, including installation panel, casing, insulator and the shield that is located between casing and the insulator, be equipped with the signal mounting hole that is used for assembling the signal line part in the insulator and be used for assembling the power mounting hole of power line part, the signal line part includes that the afterbody is connected with the contact of signal line, and the signal seal plug of inner periphery and signal line interference fit, periphery and signal mounting hole interference fit is fixed with the signal line crimping through contact crimping area; the power wire part comprises a contact part of which the tail part is connected with a power wire, and a power sealing plug of which the inner periphery is in interference fit with the power wire and the outer periphery is in interference fit with the power mounting hole is fixedly connected with the power wire in a pressing mode through a contact part pressing connection area.
The purpose of the utility model and the technical problem thereof can be further realized by adopting the following technical measures.
In the shielded connector with a sealing function, the mounting panel, the end face of the tail part of the housing and the end face of the tail part of the insulator are in interference sealing through the rubber ring, and the rubber ring is provided with a through hole for allowing the shield to pass through to the mounting panel.
In the shielded connector with the sealing function, the upper and lower sealing surfaces of the rubber ring are respectively provided with at least one outer ring convex rib corresponding to the end surface of the shell and at least one inner ring convex rib corresponding to the sealing surface of the insulator, and the through hole for the shield to pass through is surrounded by the inner and outer ring convex ribs.
In the shielding connector with a sealing function, the rubber ring is provided with a positioning nail which is matched and positioned with the positioning hole with the opening at one side of the shell.
In the shielded connector with the sealing function, the inner and outer sealing surfaces of the signal sealing plug and the power sealing plug are respectively provided with a plurality of convex ribs along the axial direction.
In the shielded connector with the sealing function, the front end of the contact portion between the power sealing plug and the contact crimping region is further provided with a stopping convex portion for preventing the power sealing plug from moving backwards to separate from the crimping region.
In the shielding connector with the sealing function, the contact element is provided with the clamping elastic sheet which is limited by the insulator and prevents the back-off.
Compared with the prior art, the utility model obvious advantage and beneficial effect have. Borrow by above-mentioned technical scheme, the utility model discloses can reach considerable technical advancement and practicality to have the wide use value in the industry, it has following advantage at least: the utility model discloses a rubber ring realizes that the interference of installation panel and casing and insulator is sealed, through the supply shielding through-hole that passes that is surrounded by the protruding muscle of interior outer lane in the rubber ring setting, can realize the shielding of connector and the function of switching on of installation panel and the sealed function to the shielding. The signal sealing plug is in interference fit with the signal line component and the insulator to realize sealing between the signal sealing plug and the signal line component and the insulator, and a plurality of convex ribs are arranged on a sealing surface to increase the sealing effect. The power sealing plug is in interference fit with the power line component and the insulator to realize sealing between the power sealing plug and the insulator, and a plurality of convex ribs are arranged on a sealing surface to increase the sealing effect. The utility model discloses sealed stifled and cable pass through the contact crimping together, can effectively prevent sealed stifled droing, has also realized sealed stifled axial positioning simultaneously.
Drawings
Fig. 1 is a schematic view of the overall structure of the shielded connector with sealing function according to the present invention;
fig. 2 is a sectional view of the shielded connector of the present invention with a sealing function;
fig. 3 is another sectional view of the shielded connector of the present invention with a sealing function;
fig. 4 is a partially exploded view of the shielded connector of the present invention with a sealing function;
fig. 5 is a schematic diagram of a rubber ring structure of the shielded connector with sealing function according to the present invention;
fig. 6 is a schematic diagram of a power sealing plug structure of the shielded connector with sealing function according to the present invention;
fig. 7 is a schematic diagram of the signal sealing plug structure of the shielded connector with sealing function according to the present invention.
[ description of main element symbols ]
1: shell body
2: insulator
3: mounting panel
4: contact element
5: shielding element
6: signal line
7: power line
8: rubber ring
9: signal sealing plug
10: power sealing plug
11: through hole
12: convex rib of outer ring
13: inner ring convex rib
14: positioning nail
Detailed Description
To further illustrate the technical means and effects of the present invention adopted to achieve the predetermined objects, the following detailed description will be given to the specific embodiments, structures, features and effects of the shielded connector with sealing function according to the present invention with reference to the accompanying drawings and preferred embodiments.
Referring to fig. 1-7, which are schematic structural views of parts of a shielded connector with a sealing function according to the present invention, the shielded connector includes a housing 1 and an insulator 2 assembled in the housing 1, and a signal mounting hole for assembling a signal line component and a power mounting hole for assembling a power line component are formed in the insulator 2.
The signal wire component comprises a contact element 4 and a signal wire 6, wherein the tail part of the contact element is in interference fit with the signal wire 6, a signal sealing plug 9 is arranged on the signal wire 6 in an interference fit mode, and the signal wire component is formed by fixedly crimping the signal sealing plug 9 and the contact element 4 through a crimping area at the tail part of the contact element. After the signal wire part is inserted into a signal mounting hole in an insulator and is mounted in place, the contact spring plate is clamped on the insulator, the signal wire part is prevented from returning, and the axial fixation of the assembly is realized. The outer diameter of the signal sealing plug 9 is larger than the inner diameter of the signal mounting hole, the inner diameter of the signal sealing plug 9 is smaller than the diameter of the signal wire 6, so that the signal wire component can be sealed through interference fit among the signal sealing plug, the signal mounting hole and the signal sealing plug. The embodiment of the utility model provides an in, the axial of the sealed face of the inside and outside of signal seal plug 9 all is equipped with the protruding muscle of multichannel, further strengthens the sealed effect between the three, plays and prevents the condensation effect.
The power line component comprises a contact element 4 and a power line 7 which is pressed on the periphery of the tail part of the contact element 4 in a pressing mode, a power sealing plug 10 is sleeved on the power line 7 in an interference mode, and the power sealing plug 10 and the power line 7 are pressed on the contact element 4 through a line pressing area at the tail part of the contact element 4 in a pressing mode to form the power line component. The power wire component is inserted into a power mounting hole in the insulator, and after the power wire component is mounted in place, the contact piece elastic sheet is clamped on the insulator to prevent the power component from returning back, so that the axial fixation of the power wire component is realized. The outer diameter of the power sealing plug 10 is larger than the inner diameter of the power mounting hole, and the inner diameter of the power sealing plug is smaller than the diameter of the power wire, so that interference fit of the power sealing plug, the power wire and the power mounting hole is achieved, and reliable sealing of the power wire is achieved. The embodiment of the utility model provides an in, power seal 10 inside and outside sealing face axial all is equipped with the protruding muscle of multichannel in order to strengthen sealed effect, plays and prevents the condensation effect.
In the embodiment of the present invention, in order to enhance the reliability of the crimping of the power line component, the front end of the contact portion between the power sealing plug 10 and the contact crimping area is provided with a stopping protrusion to prevent the power sealing plug from moving backward and separating from the crimping area, but the present invention is not limited thereto.
The installation panel 3 is pressed on the tail end faces of the shell 1 and the insulator 2, a rubber ring 8 used for preventing liquid from entering the shell or the insulator from the installation panel is pressed between the installation panel and the shell 1 and between the installation panel and the insulator 2, the upper surface of the rubber ring 8 is in interference fit with the installation panel 3, and the lower surface of the rubber ring is in interference fit with the shell 1 and the insulator 2, so that reliable sealing is realized.
The upper and lower sealing surfaces of the rubber ring are provided with convex ribs distributed along the circumferential direction of the rubber ring, and the upper and lower sealing surfaces are provided with at least one outer ring convex rib corresponding to the shell 1 and at least one inner ring convex rib corresponding to the insulator 2. When this rubber ring was compressed tightly between installation panel and casing 1 and insulator 2, the setting of protruding muscle can strengthen the installation panel with the rubber ring upper seal face interference fit and with the rubber ring lower seal face interference fit's insulator and the casing between the sealing strength for this rubber ring prevent the condensation effect better.
Still set up on the rubber ring 8 and supply to establish the shield 5 between casing 1 and insulator 2 and pass and with the through-hole 11 of installation panel contact, this through-hole 11 is located inside and outside both sides and all is equipped with protruding muscle for shield 5 is surrounded by the protruding muscle of rubber ring inner and outer circle, under the common of two protruding muscle, realizes the sealed to the shield under the 5 function circumstances of shield that do not influence.
The utility model discloses the connector is when the assembly, will shield 5 and insulator 2 equipment, then the assembly is in casing 9, presses rubber ring 8 again on casing 1 and insulator 2's afterbody terminal surface to make the location nail on the rubber ring 8 get into by casing 1 locating hole one side of going up the adaptation, realize the location of rubber ring. And finally, the connector is installed on the installation panel 3, the shell 1 and the installation panel 3 are fixedly connected by adopting screws or other fixing pieces, and the thickness of the rubber ring is greater than the clearance between the installation panel and the shell as well as the clearance between the rubber ring and the insulator, so that the three are in interference fit, and the sealing among the three is realized. Under the interference fit effect, the inner ring convex ribs on the rubber ring realize the sealing between the insulator 2 and the installation panel 3, so that the condensation prevention effect is achieved; the housing 1 and the mounting panel 3 can be sealed by an outer ring convex rib on the rubber ring. Because the through hole is reserved at the proper position between the convex ribs of the inner ring and the outer ring on the rubber ring, the shielding is ensured to be conducted with the installation panel through the hole, the shielding is surrounded between the convex ribs of the inner ring and the outer ring, and the shielding sealing effect of the part is realized.
The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention has been disclosed with the preferred embodiment, it is not limited to the present invention, and any skilled person in the art can make modifications or changes equivalent to the equivalent embodiment of the above embodiments without departing from the scope of the present invention, but all the modifications, changes and modifications of the above embodiments by the technical spirit of the present invention are within the scope of the present invention.
Claims (7)
1. A shielded connector with a sealing function, comprising a mounting panel, a housing, an insulator, and a shield member disposed between the housing and the insulator, wherein a signal mounting hole for fitting a signal wire member and a power mounting hole for fitting a power wire member are provided in the insulator, characterized in that: the signal wire part comprises a contact element of which the tail part is connected with a signal wire, and a signal sealing plug of which the inner periphery is in interference fit with the signal wire and the outer periphery is in interference fit with the signal mounting hole is fixedly connected with the signal wire in a pressing way through a contact element pressing connection area; the power wire part comprises a contact part of which the tail part is connected with a power wire, and a power sealing plug of which the inner periphery is in interference fit with the power wire and the outer periphery is in interference fit with the power mounting hole is fixedly connected with the power wire in a pressing mode through a contact part pressing connection area.
2. The shielded connector with sealing function as claimed in claim 1, wherein the mounting panel is further sealed with the housing tail end face and the insulator tail end face by interference with each other with rubber rings, and the rubber rings are provided with through holes for passing the shield to the mounting panel.
3. The shielded connector according to claim 2, wherein the upper and lower sealing surfaces of the rubber ring are each provided with at least one outer circumferential rib corresponding to the end surface of the housing and at least one inner circumferential rib corresponding to the sealing surface of the insulator, and the through hole through which the shield passes is surrounded by the inner and outer circumferential ribs.
4. The shielded connector with sealing function as claimed in claim 2, wherein the rubber ring is provided with a positioning pin for fitting and positioning with a positioning hole opened at one side of the housing.
5. The shielded connector with sealing function as claimed in claim 1 or 2, wherein the signal sealing plug and the power sealing plug are provided with a plurality of ribs on inner and outer sealing surfaces thereof in the axial direction.
6. The shielded connector with sealing function as claimed in claim 1 or 2, wherein the front end of the contact portion of the power seal plug and the contact crimping region is further provided with a stopping protrusion for preventing the power seal plug from moving backward out of the crimping region.
7. The shielded connector according to claim 1 or 2, wherein the contact member has a snap-in spring for limiting the insulation body and preventing the insulation body from moving back.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020606448.9U CN211980987U (en) | 2020-04-21 | 2020-04-21 | Shielded connector with sealing function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020606448.9U CN211980987U (en) | 2020-04-21 | 2020-04-21 | Shielded connector with sealing function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211980987U true CN211980987U (en) | 2020-11-20 |
Family
ID=73344465
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020606448.9U Active CN211980987U (en) | 2020-04-21 | 2020-04-21 | Shielded connector with sealing function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211980987U (en) |
-
2020
- 2020-04-21 CN CN202020606448.9U patent/CN211980987U/en active Active
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