CN206098771U - Low noise cable bnc connector structure - Google Patents
Low noise cable bnc connector structure Download PDFInfo
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- CN206098771U CN206098771U CN201620918791.0U CN201620918791U CN206098771U CN 206098771 U CN206098771 U CN 206098771U CN 201620918791 U CN201620918791 U CN 201620918791U CN 206098771 U CN206098771 U CN 206098771U
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- cable
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Abstract
The utility model discloses a low noise cable BNC connector structure, cable include cable conductor, cable shield layer and sheath, and the BNC connector includes connector plug, connector pin and connector sleeve pipe, and connector pin and cable conductor welded connection, connector sleeve pipe are the polygonal shape crimping in the outside of cable shield layer and/or sheath, and the outer wall of connector sheathed tube outer wall and sheath passes through the double -wall pipe and consolidates the connection. The utility model discloses a mode of braze joint, polygon crimping, sticky combination increases the cohesion of BNC connector and cable to reinforce connector and cable combination part, made the cable be difficult for the breaking occur at work, improved low noise cable's reliability, satisfied electric charge output type piezoelectric accelerometer's user demand.
Description
Technical field
The utility model is related to the mininoise cable field of electric charge output type piezoelectric accelerometer adapted, and in particular to a kind of
Mininoise cable bnc connector structure.
Background technology
Mininoise cable is special design and electric charge output type piezoelectric accelerometer adapted.Can also be with Low ESR IEPE
The most essential difference of accelerometer adapted, mininoise cable and standard cable is that the insulating barrier of mininoise cable plus last layer are special
Different conductive layer.Conductive layer substantially reduces the electrostatic produced with center conductor friction due to screen layer caused by cable movement.
This phenomenon is referred to as " frictional electricity effect ".When cable is not connected on any equipment or cable connection is arrived
When in one high impedance device, substantial amounts of electrostatic charge may be produced.When using electric charge output type piezoelectric acceleration timing, acceleration
The impedance of degree meter is typically G Europe rank, and the output impedance of charge amplifier is also very big, if now cable movement or electricity
Cable bending will produce a very big electrostatic potential.Due to high impedance, charge discharging is fallen without suitable path, so as to can
Be able to can cause to obtain vibration data damage.
One end of bnc connector and cable connection, the other end is connected with terminal, is a kind of very common RF terminal coaxial electricals
Cable terminator, the two ends of every section of cable are connected in terminal by bnc connector, it is actually used in, mininoise cable would generally
Rupture with cable bound fraction in bnc connector because of vibration, cause mininoise cable to fail to use, referring to figure
1, be the schematic diagram of existing mininoise cable bnc connector structure, mininoise cable bnc connector structure include cable and
Bnc connector, cable includes cable core 11, cable shield 12 and cable sheath 13, and bnc connector is inserted including connector
21, connector pin 22 and connector ferrule 23, connector ferrule 23 is arranged silicone tube 30 with the outside of cable sheath 13, existing
There is technology only with soldering connection and the form of annular crimping, the combination of connector and cable is unreliable, is susceptible to come off, together
When silicone tube 30 only play role in decoration, it is impossible to improve the connection reliability of connector and cable.
The content of the invention
To solve above-mentioned technical problem, goal of the invention of the present utility model is to provide a kind of mininoise cable BNC connections
Device structure so as to increase the adhesion of bnc connector and cable, improves the reliability of mininoise cable, meets electric charge output type
The use demand of piezoelectric accelerometer.
For achieving the above object, the utility model provides following technical scheme：A kind of mininoise cable BNC connections
Device structure, the cable includes cable core, cable shield and cable sheath, and the cable shield is wrapped in the electricity
The outside of core, the cable sheath is wrapped in the outside of the cable shield, and the bnc connector is inserted including connector
Head, connector pin and connector ferrule, the connector pin is connected with the connector plug, the connector ferrule
It is circumferentially positioned at the outside of the connector pin and is connected with the connector plug, the cable core is plugged in described
In the endoporus of connector pin, to constitute the electric connection of the cable and the bnc connector, the connector pin and institute
State cable core to be welded to connect, the connector ferrule is crimped on the cable shield and/or the cable in polygon-shaped
The outer wall of the outside of crust, the outer wall of the connector ferrule and the cable sheath is added by double-wall pipe and is solidly connected, to constitute
The mechanical connection of the cable and the bnc connector.
In above-mentioned technical proposal, the connector pin passes through scolding tin soldering connection with the cable core.
In above-mentioned technical proposal, the connector ferrule is the thin-wall construction that can be deformed by pressing tongs.
In above-mentioned technical proposal, the inwall of the double-wall pipe is by connector ferrule described in PUR bonding connection and described
Cable sheath, the outer wall of the double-wall pipe shrinks banding and connects the connector ferrule and the cable sheath.
It is exposed outside and to put in the cable core in the endoporus of the connector pin and the company in above-mentioned technical proposal
The connection of device contact pin is connect, it is exposed outside and to put in the cable shield of the connector ferrule or put in the connector ferrule
Cable sheath is connected with the connector ferrule, the outer wall of the connector ferrule and the electricity outside the connector ferrule
The outer wall of cable crust is connected with the double-wall pipe.
Because above-mentioned technical proposal is used, the utility model has compared with prior art following advantages：The utility model
Based on the technological improvement of bnc connector, by the way of soldering connection, polygon crimping, gluing combination, increase bnc connector
With the adhesion of cable, and connector and cable bound fraction are strengthened, make cable be not susceptible to fracture at work, improved
The reliability of mininoise cable, meets the use demand of electric charge output type piezoelectric accelerometer.
Description of the drawings
Fig. 1 is the schematic diagram of the mininoise cable bnc connector structure of prior art；
Fig. 2 is mininoise cable bnc connector structural representation disclosed in the utility model；
Fig. 3 is the process schematic of mininoise cable bnc connector method of attachment disclosed in the utility model.
Wherein, 11, cable core；12nd, cable shield；13rd, cable sheath；21st, connector plug；22nd, connector is inserted
Pin；23rd, connector ferrule；30th, silicone tube；40th, double-wall pipe.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Embodiment is used to illustrate the utility model, but is not limited to scope of the present utility model.
Referring to Fig. 2 and Fig. 3, as shown in legend therein, mininoise cable bnc connector structure, above-mentioned cable includes electricity
Core 11, cable shield 12 and cable sheath 13, cable shield 12 is wrapped in the outside of cable core 11, outside cable
Skin 13 is wrapped in the outside of cable shield 12, and above-mentioned bnc connector includes connector plug 21, connector pin 22 and connects
Device sleeve pipe 23 is connect, connector pin 22 is connected with connector plug 21, and connector ferrule 23 is circumferentially positioned at connector pin 22
Outside and be connected with connector plug 21, connector pin 22 be annularly set in the outside of cable core 11 and the two
It is welded to connect, to constitute the electric connection of cable and bnc connector, connector ferrule 23 is crimped on cable shield in polygon-shaped
The outside of layer 12 and cable sheath 13, the outer wall of connector ferrule 23 and the outer wall of cable sheath 13 are by double-wall pipe 40 plus are connected
Connect, to constitute the mechanical connection of cable and bnc connector.
Connector pin 22 passes through scolding tin soldering connection with cable core 11.
Connector ferrule 23 is the thin-wall construction that can be deformed by pressing tongs.
The inwall of double-wall pipe 40 passes through PUR bonding connection connector ferrule 23 and cable sheath 13, outside double-wall pipe 40
Wall shrinks banding connection connector ferrule 23 and cable sheath 13.
It is below mininoise cable bnc connector method of attachment, comprises the steps：
(1) connection end of the cable is inserted in the sleeve pipe in the bnc connector, the heart yearn insertion institute of the cable
In the endoporus of the contact pin for stating bnc connector；
(2) using scolding tin by the heart yearn soldering connection of the contact pin of bnc connector and cable；
(3) sleeve pipe of bnc connector is crimped with the screen layer and crust polygon of cable using Press Plier and is connected；
(4) it is enclosed within the crust of the sleeve pipe of bnc connector and cable using double-wall pipe, heating double-wall pipe makes its gluing exist
On the sleeve pipe of bnc connector and the crust of cable.
Also include preparatory process before step (1), preparatory process is：The crust and screen layer of partial cables are divested successively,
To form exposed cable core and exposed cable shield.
The present embodiment increases bnc connector with cable by way of soldering connection, polygon crimping, gluing combination
Adhesion, and connector and cable bound fraction are strengthened, make cable be not susceptible to fracture at work, improve low noise acoustic-electric
The reliability of cable, meets the use demand of electric charge output type piezoelectric accelerometer.
It is more than the description to the utility model embodiment, by the foregoing description of the disclosed embodiments, makes ability
Domain professional and technical personnel can realize or use the utility model.Professional skill to various modifications of these embodiments to this area
Will be apparent for art personnel, generic principles defined herein can without departing from it is of the present utility model spirit or
In the case of scope, realize in other embodiments.Therefore, the utility model is not intended to be limited to these realities shown in this article
Example is applied, and is to fit to the most wide scope consistent with principles disclosed herein and features of novelty.
Claims (5)
1. a kind of mininoise cable bnc connector structure, the cable is included outside cable core, cable shield and cable
Skin, the cable shield is wrapped in the outside of the cable core, and the cable sheath is wrapped in the cable shield
Outside, the bnc connector includes connector plug, connector pin and connector ferrule, the connector pin and institute
State connector plug connection, the connector ferrule be circumferentially positioned at the outside of the connector pin and with the connector
Plug connects, and the cable core is plugged in the endoporus of the connector pin, is connected with the BNC with constituting the cable
The electric connection of device, it is characterised in that the connector pin and the cable core are welded to connect, the connector ferrule is in
The polygon-shaped outside for being crimped on the cable shield and/or the cable sheath, the outer wall of the connector ferrule and institute
The outer wall for stating cable sheath is added by double-wall pipe and is solidly connected, to constitute the mechanical connection of the cable and the bnc connector.
2. mininoise cable bnc connector structure according to claim 1, it is characterised in that the connector pin with
The cable core passes through scolding tin soldering connection.
3. mininoise cable bnc connector structure according to claim 1, it is characterised in that the connector ferrule is
The thin-wall construction that can be deformed by pressing tongs.
4. mininoise cable bnc connector structure according to claim 1, it is characterised in that the inwall of the double-wall pipe
By connector ferrule described in PUR bonding connection and the cable sheath, the outer wall of the double-wall pipe shrinks banding connection institute
State connector ferrule and the cable sheath.
5. mininoise cable bnc connector structure according to claim 1, it is characterised in that exposed outside and to put in institute
The cable core stated in the endoporus of connector pin is connected with the connector pin, exposed outside and to put in the connector set
The cable shield of pipe or the cable sheath put in the connector ferrule are connected with the connector ferrule, the connector
The outer wall of the outer wall of sleeve pipe and the cable sheath outside the connector ferrule is connected with the double-wall pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620918791.0U CN206098771U (en) | 2016-08-23 | 2016-08-23 | Low noise cable bnc connector structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620918791.0U CN206098771U (en) | 2016-08-23 | 2016-08-23 | Low noise cable bnc connector structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206098771U true CN206098771U (en) | 2017-04-12 |
Family
ID=58469797
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620918791.0U Expired - Fee Related CN206098771U (en) | 2016-08-23 | 2016-08-23 | Low noise cable bnc connector structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206098771U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106129656A (en) * | 2016-08-23 | 2016-11-16 | 苏州东菱振动试验仪器有限公司 | Mininoise cable bnc connector structure and method of attachment |
-
2016
- 2016-08-23 CN CN201620918791.0U patent/CN206098771U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106129656A (en) * | 2016-08-23 | 2016-11-16 | 苏州东菱振动试验仪器有限公司 | Mininoise cable bnc connector structure and method of attachment |
| CN106129656B (en) * | 2016-08-23 | 2019-01-01 | 苏州东菱振动试验仪器有限公司 | Mininoise cable bnc connector structure and connection method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170412 Termination date: 20170823 |