CN215989292U - Multi-channel SMP-K type cable-connecting radio frequency coaxial connector capable of axially floating - Google Patents
Multi-channel SMP-K type cable-connecting radio frequency coaxial connector capable of axially floating Download PDFInfo
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- CN215989292U CN215989292U CN202122388571.5U CN202122388571U CN215989292U CN 215989292 U CN215989292 U CN 215989292U CN 202122388571 U CN202122388571 U CN 202122388571U CN 215989292 U CN215989292 U CN 215989292U
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Abstract
The utility model belongs to the technical field of radio frequency coaxial connectors, and particularly relates to a multi-channel SMP-K type cable-connecting radio frequency coaxial connector capable of axially floating, which comprises: the flange plate is provided with a plurality of mounting through holes; and the side wall of the plug-in component is sleeved with a spring and extends into the corresponding mounting through hole; two ends of the spring respectively abut against the oppositely-inserted component and the mounting through hole; when the opposite-insertion component is oppositely inserted, the spring is driven to stretch so as to realize axial floating of the opposite-insertion component, and the spring is arranged between the opposite-insertion component and the installation through hole, so that the opposite-insertion component drives the spring to stretch when being oppositely inserted, the axial floating of the opposite-insertion component in the installation through hole is realized, and the stability of the electrical property of the opposite-insertion component when the multiple channels are oppositely inserted is improved.
Description
Technical Field
The utility model belongs to the technical field of radio frequency coaxial connectors, and particularly relates to a multi-channel SMP-K type cable radio frequency coaxial connector capable of axially floating.
Background
The SMP is a novel subminiature blind-mate radio frequency connector. The connector is a mechanism element with electrical connection characteristics, has the main functions of electrical connection and signal transmission between devices and assemblies, between assemblies and cabinets and between systems and subsystems, and is one of essential basic elements for forming electrical connection of a circuit system of a whole machine.
With the continuous development of military radio frequency connector products, higher requirements are put forward on signal interconnection between multiple channels and between boards, especially on the insertion distance and the insertion force, and the stability of electrical performance needs to be ensured. Especially, the requirements of multi-channel simultaneous opposite insertion and electrical property stability cannot be met.
The SMP-K type radio frequency coaxial connector on the market can not axially float, so that the opposite insertion distance and the opposite insertion force during opposite insertion are difficult to control.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a multi-channel SMP-K type cable-connecting radio frequency coaxial connector capable of axially floating so as to solve the technical problem that the SMP-K type radio frequency coaxial connector cannot axially float.
In order to solve the above technical problem, the present invention provides a multi-channel SMP-K type cable rf coaxial connector capable of floating axially, comprising: the flange plate is provided with a plurality of mounting through holes; and the side wall of the plug-in component is sleeved with a spring and extends into the corresponding mounting through hole; two ends of the spring respectively abut against the oppositely-inserted component and the mounting through hole; when the opposite-insertion assembly is oppositely inserted, the spring is driven to stretch so as to realize axial floating of the opposite-insertion assembly.
Further, the docking assembly includes: a housing and a contact inserted into the housing; wherein the spring is sleeved on the outer wall of the shell; a shell spring limiting boss for pressing the spring downwards is arranged on the outer wall of the shell; a flange spring limiting boss used for abutting against a spring is arranged at the channel outlet of the mounting through hole; the contact head drives the shell spring limiting boss to press down the spring abutting against the flange spring limiting boss through the plug-in shell so as to realize axial floating of the plug-in component.
Further, a shell pressing boss is arranged on the shell spring limiting boss; a shell pressing groove used for abutting against the shell pressing boss is formed at the channel inlet of the mounting through hole; when the spring is compressed, the gap between the boss and the groove is pressed down by the shell, so that the compression amount of the spring, namely the axial floating distance of the plug-in component, is controlled.
Furthermore, one end of the shell extending into the mounting through hole penetrates through the mounting through hole; a retainer ring groove is formed in the outer wall of the shell penetrating through the mounting through hole; and the retainer ring groove is sleeved with a retainer ring for preventing the shell from being pulled out of the mounting through hole.
Further, the shell is in clearance fit with the flange spring limiting boss; and the shell spring limiting boss is in clearance fit with the mounting through hole.
Further, the shell is provided with a cable through hole along the axis direction; one end of the cable through hole for receiving the contact is provided with a contact mounting groove; the contact is inserted into the contact mounting groove, and the shell is driven to press the spring to stretch the spring, so that the plug assembly is axially floated.
The multi-channel plug-in component has the advantages that the spring is arranged between the plug-in component and the mounting through hole, so that the spring is driven to stretch when the plug-in component is plugged, the axial floating of the plug-in component in the mounting through hole is realized, and the stability of the electrical property of the plug-in component when the multi-channel plug-in component is plugged is improved.
Additional features and advantages of the utility model will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model. The objectives and other advantages of the utility model will be realized and attained by the structure particularly pointed out in the written description and drawings.
In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic structural diagram of a multi-channel axially floatable SMP-K type cable RF coaxial connector of the present invention;
FIG. 2 is a schematic structural view of a housing and springs of the multi-channel axially floatable SMP-K type cabled RF coaxial connector of the present invention;
FIG. 3 is a schematic diagram of a mounting through hole of a multi-channel axially floatable SMP-K type cabled RF coaxial connector of the present invention.
In the figure:
the device comprises a flange plate 1, a mounting through hole 11, a channel outlet 111, a channel inlet 112, a flange spring limiting boss 12, a shell pressing groove 13, an opposite insertion component 2, a spring 3, a gap 31, a shell 4, a shell spring limiting boss 41, a shell pressing boss 42, a retainer ring groove 43, a cable through hole 44, a contact head mounting groove 45, a contact head 5 and a retainer ring 6.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings, and it is apparent that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples
As shown in fig. 1, the present embodiment provides a multi-channel axially floatable SMP-K type cable rf coaxial connector, comprising: the flange plate 1 is provided with a plurality of mounting through holes 11; the side wall of the plug-in component 2 is sleeved with a spring 3 and extends into the corresponding mounting through hole 11; two ends of the spring 3 respectively abut against the oppositely-inserted component 2 and the mounting through hole 11; when the opposite insertion component 2 is opposite inserted, the spring 3 is driven to stretch so as to realize the axial floating of the opposite insertion component 2.
In this embodiment, through setting up spring 3 between to inserting subassembly 2 and installation through-hole 11, make to inserting subassembly 2 when inserting, drive spring 3 is flexible, has realized inserting subassembly 2 and axial float in installation through-hole 11, has improved the multichannel when inserting, to inserting subassembly 3 electric property's stability.
As shown in fig. 2 and fig. 3, in the present embodiment, optionally, the opposite insertion component 2 includes: a housing 4 and a contact 5 inserted into the housing 4; wherein the spring 3 is sleeved on the outer wall of the shell 4; a shell spring limiting boss 41 for pressing the spring 3 downwards is arranged on the outer wall of the shell 4; a flange spring limiting boss 12 used for abutting against the spring 3 is arranged at the passage outlet 111 of the mounting through hole 11; the contact head 5 drives the shell spring limiting boss 41 to press down the spring 3 abutting against the flange spring limiting boss 12 through the plug-in shell 4, so that the plug-in component 2 can axially float.
In this embodiment, the outer shell spring limiting boss 41 arranged on the outer wall of the outer shell 4 and the flange spring limiting boss 12 arranged in the mounting through hole 11 respectively support against the two ends of the spring 3, so that the spring 3 is driven to stretch when the outer shell 4 receives the contact 5, axial floating is realized, and the stability of the electrical property of the multi-channel opposite plug assembly 3 is improved.
In this embodiment, optionally, a housing pressing boss 42 is provided on the housing spring limiting boss 41; a shell pressing groove 13 used for propping against the shell pressing boss 42 is formed at the channel inlet 112 of the mounting through hole 11; when the spring 3 is compressed, the compression amount of the spring 3, namely the axial floating distance of the opposite insertion component 2 is controlled through the gap 31 between the shell pressing boss 42 and the shell pressing groove 13.
In this embodiment, the range of axial floating of the plug-in component 2 can be controlled by controlling the gap between the shell pressing boss 42 and the shell pressing groove 13, and the plug-in component is simple and convenient.
In this embodiment, optionally, one end of the housing 4 extending into the mounting through hole 11 passes through the mounting through hole 11; the outer wall of the shell 4 penetrating through the mounting through hole 11 is provided with a retainer ring groove 43; the retainer ring groove 23 is sleeved with a retainer ring 6 for preventing the outer shell 4 from being pulled out of the mounting through hole 11.
In the present embodiment, the retainer groove 43 is formed so as to protrude from the mounting through hole 11 when the spring 3 is slightly compressed, and thus the position of the housing 4 can be restricted so as not to be loosened.
In this embodiment, optionally, the housing 4 is in clearance fit with the flange spring limiting boss 12; the shell spring limiting boss 41 is in clearance fit with the mounting through hole 11.
In the embodiment, the clearance fit plays a guiding role and the sliding is smooth.
In this embodiment, optionally, the housing 4 is provided with a cable through hole 44 along the axial direction; one end of the cable through hole 44 for receiving the contact 5 is provided with a contact mounting groove 45; contact 5 inserts in contact mounting groove 45, drives shell 4 and pushes down spring 3 and makes spring 3 flexible to the realization is to inserting subassembly 2 axial float.
In this embodiment, when contact 5 inserted in shell 4, drive shell 4 and push down spring 3 and make spring 3 shrink, to inserting the completion back, the spring kick-backs, makes shell 4 reset, has guaranteed the multichannel reliability to inserting, has improved the stability to inserting subassembly electric property.
In summary, the spring 3 is arranged between the opposite insertion component 2 and the installation through hole 11, so that the opposite insertion component 2 drives the spring 3 to stretch and retract when the opposite insertion component 2 is inserted oppositely, the axial floating of the opposite insertion component 2 in the installation through hole 11 is realized, and the stability of the electrical property of the opposite insertion component 3 when multiple channels are inserted oppositely is improved; the range of axial floating of the plug-in component 2 can be controlled by controlling the gap between the shell pressing boss 42 and the shell pressing groove 13, and the plug-in component is simple and convenient; the position that retaining ring recess 43 was seted up can be when spring 3 slightly compresses the protruding installation through-hole 11, can restrict the position of shell 4, can not become flexible.
The components selected for use in the present application (components not illustrated for specific structures) are all common standard components or components known to those skilled in the art, and the structure and principle thereof can be known to those skilled in the art through technical manuals or through routine experimentation.
In the description of the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; they may be mechanically coupled, directly coupled, indirectly coupled through intervening media, or may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations can be made by the worker in the light of the above teachings without departing from the spirit of the utility model. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (6)
1. A multi-channel axially floatable SMP-K type cable RF coaxial connector comprising:
the flange plate is provided with a plurality of mounting through holes; and
the side wall of the opposite insertion component is sleeved with a spring and extends into the corresponding mounting through hole; wherein
Two ends of the spring respectively abut against the oppositely inserted component and the mounting through hole;
when the opposite-insertion assembly is oppositely inserted, the spring is driven to stretch so as to realize axial floating of the opposite-insertion assembly.
2. The radio frequency coaxial connector of claim 1,
the opposite insertion component comprises: a housing and a contact inserted into the housing; wherein
The spring is sleeved on the outer wall of the shell;
a shell spring limiting boss for pressing the spring downwards is arranged on the outer wall of the shell;
a flange spring limiting boss used for abutting against a spring is arranged at the channel outlet of the mounting through hole;
the contact head drives the shell spring limiting boss to press down the spring abutting against the flange spring limiting boss through the plug-in shell so as to realize axial floating of the plug-in component.
3. The radio frequency coaxial connector of claim 2,
a shell pressing boss is arranged on the shell spring limiting boss; and
a shell pressing groove used for abutting against the shell pressing boss is formed at the channel inlet of the mounting through hole;
when the spring is compressed, the gap between the boss and the groove is pressed down by the shell, so that the compression amount of the spring, namely the axial floating distance of the plug-in component, is controlled.
4. The radio frequency coaxial connector of claim 3,
one end of the shell extending into the mounting through hole penetrates through the mounting through hole;
a retainer ring groove is formed in the outer wall of the shell penetrating through the mounting through hole;
and the retainer ring groove is sleeved with a retainer ring for preventing the shell from being pulled out of the mounting through hole.
5. The radio frequency coaxial connector of claim 4,
the shell is in clearance fit with the flange spring limiting boss;
and the shell spring limiting boss is in clearance fit with the mounting through hole.
6. The radio frequency coaxial connector of claim 2,
the shell is provided with a cable through hole along the axis direction; and
one end of the cable through hole for receiving the contact is provided with a contact mounting groove;
the contact is inserted into the contact mounting groove, and the shell is driven to press the spring to stretch the spring, so that the plug assembly is axially floated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122388571.5U CN215989292U (en) | 2021-09-29 | 2021-09-29 | Multi-channel SMP-K type cable-connecting radio frequency coaxial connector capable of axially floating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122388571.5U CN215989292U (en) | 2021-09-29 | 2021-09-29 | Multi-channel SMP-K type cable-connecting radio frequency coaxial connector capable of axially floating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215989292U true CN215989292U (en) | 2022-03-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122388571.5U Active CN215989292U (en) | 2021-09-29 | 2021-09-29 | Multi-channel SMP-K type cable-connecting radio frequency coaxial connector capable of axially floating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215989292U (en) |
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2021
- 2021-09-29 CN CN202122388571.5U patent/CN215989292U/en active Active
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