CN106129717B - A kind of M12 connector anti-loose structure - Google Patents
A kind of M12 connector anti-loose structure Download PDFInfo
- Publication number
- CN106129717B CN106129717B CN201610728878.6A CN201610728878A CN106129717B CN 106129717 B CN106129717 B CN 106129717B CN 201610728878 A CN201610728878 A CN 201610728878A CN 106129717 B CN106129717 B CN 106129717B
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- China
- Prior art keywords
- attaching nut
- connector
- wave spring
- shell
- loose structure
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/627—Snap or like fastening
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/622—Screw-ring or screw-casing
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- Details Of Connecting Devices For Male And Female Coupling (AREA)
- Springs (AREA)
Abstract
The invention discloses a kind of M12 connector anti-loose structures, solving existing M12 connector does not have anti-loose structure, occur connector under continuous shaking state and loosens the problem of even deviating from, including attaching nut, it is provided with the shell of straight tube and screwed pipe, the straight tube is connect with screwed pipe, the connection front end of the shell is the end of thread, attaching nut's inner sidewall one end is provided with connection screw thread, the attaching nut is covered on screwed pipe by connection screw thread, attaching nut's inner sidewall other end is provided with mounting groove, and the mounting groove is provided with elastomeric element.The present invention using the above structure, can be avoided connector and the case where loosening or even falling off occur, ensure that the duration and reliability of M12 connector function.
Description
Technical field
The invention belongs to connector anti-loose structures, and in particular to a kind of M12 connector anti-loose structure.
Background technique
In recent years, Chinese connector market scale block was fast-developing, and average annual growth rate is 37% or so, hence it is evident that is faster than
The industry in the whole world 5% is averaged speedup.Wherein, nowadays M12 connector is recommended for the almost all of total specification in scene, and according to
IEC61076-2-101/104 standard in accordance with IP67 protection level, traditionally be used as connection automatic technology in sensor and
Brake.Currently, connector is widely used in the multiple fields such as military project, track, communication, and with the development of information age, letter
Requirement number in transmission process is higher and higher, so higher requirements are also raised to the performance of M12 connector.In order to guarantee
The continuity and reliability of signal are transmitted, the part M12 connector on existing market has used locking design, but usually this is anti-
Pine design only increases a thrust in the circumferential, and anti-loosing effect is unsatisfactory, and some connectors are set even without locking
Meter.However in practice, M12 connector uses under nonstatic state sometimes, when connector is in continuous vibration
When under state, it is more likely that occur being threadedly coupled loosening or abjection, hit or disconnection so as to cause electric signal will cause in this way
The duration of required electric signal is difficult to ensure.
Summary of the invention
The object of the present invention is to provide a kind of M12 connector anti-loose structures, pass through the waveform groove being arranged on connector shell
With the wave spring being arranged in attaching nut, solving existing M12 connector does not have anti-loose structure, occurs under continuous shaking state
Connector loosens the problem of even deviating from, and ensure that the continuity and reliability of signal transmission.
The present invention is to achieve the above object, main to be realized by following scheme: including attaching nut, to be provided with straight tube and spiral shell
The connector shell of line pipe, the straight tube are connect with screwed pipe, and attaching nut's inner sidewall one end is provided with connection screw thread, institute
It states attaching nut to cover on screwed pipe by connection screw thread, attaching nut's inner sidewall other end is provided with mounting groove, described
Mounting groove is provided with elastomeric element.
Further, mounting groove is arranged along the circumferencial direction of attaching nut's inner sidewall.
Further, the mounting groove and elastomeric element are adapted.
Further, the elastomeric element includes the wave spring for generating period axial force.
Further, the wave spring includes wave spring winged.
Further, waveform groove is provided on the straight tube lateral wall of shell.
Further, attaching nut covers when on shell, and wave spring is contacted with waveform groove.
Further, the waveform groove matches with wave spring.
Compared with prior art, the present invention having the following advantages and beneficial effects:
Compared with prior art, the configuration of the present invention is simple, it is easy to operate, anti-untwisting is increased on M12 connector shell
Wave spring is mounted in attaching nut by structure, when attaching nut's rotation, will generate the period axis of wave spring application in the axial direction
Xiang Li, to eliminate or reduce the external force that connector generates in vibration processes.Waveform is provided on the straight tube of shell simultaneously
Slot, after attaching nut's connection, when having that attaching nut rotates relative to straight tube under external force, waveform groove meeting and wave spring
Wave crest or trough generate relative motion, increase the degree of difficulty for unclamping connection, to achieve the purpose that locking, anti-loose structure makes
The connector is not in that connection loosens or deviates from, to guarantee the duration and reliability of the connector function.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention.
Fig. 2 is wave spring schematic cross-section of the invention.
Fig. 3 is the half section structure diagram after attaching nut's installation of the invention.
Fig. 4 is shell waveform slot structure schematic diagram of the invention.
Wherein: 1, attaching nut, 2, wave spring, 3, straight tube, 4, wave spring fixing groove, 5, connection screw thread, 6, waveform groove.
Specific embodiment
In order to which the objects, technical solutions and advantages of this practical invention are more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only used to explain this hair
It is bright, it is not intended to limit the present invention.
As shown in Figure 1, a kind of M12 connector anti-loose structure, including connector shell and attaching nut, shell include straight tube
And screwed pipe, straight tube are connect with screwed pipe, and screwed pipe is in the front end of housing junction.It is provided on the outer surface of shell anti-
Slipped Clove Hitch structure, which, which can be tread plate or non-slip groove, can increase rubbing for contact surface when manual operation installs nut
Wipe power.The outer surface of attaching nut is both provided with anti-skid structure as housing outer surface, and the inner wall of attaching nut inner cavity includes
Two parts, a part are provided with connection screw thread, and attaching nut is covered on the screwed pipe of shell by connection screw thread.
In M12 connector use process, not all M12 connector use environment is all static, Hen Duoshi
The use environment for waiting M12 connector is all in the state of nonstatic, and M12 connector is by continuous shaking or by external force
When effect, it is likely that will appear threaded connection and loosen, cause attaching nut to connect out and pitch or deviate from, and then telecommunications is caused to pass
It is defeated by adverse effect.In response to this problem, the other end of the present invention in attaching nut inner cavity is provided with anti-loose structure, the anti-loose structure
Can be elastomeric element, or the other component being equal with elastomeric element effect, the quantity of elastomeric element is at least one, in order to
Increase anti-loosing effect, multiple elastomeric elements can be used.Elastomeric element is located inside attaching nut, close to attaching nut and shell
At connector.In order to install elastomeric element and ensure elastomeric element relative securement when connector uses, attaching nut's
Mounting groove is provided on inner sidewall, the size specification of mounting groove is adapted with the elastomeric element being added, and the slot of mounting groove
Wall and the inner sidewall of attaching nut are perpendicular.If the cell wall of mounting groove inwardly and outwardly tilts, elastomeric element installation is entered
After be easy to pitch, it is locking to be unfavorable for connector.Other locking portions such as elastic slice, wave spring can be used in elastomeric element in the present invention
Part, the main function of elastomeric element are generation period axial forces under M12 connector vibrational state or when by external force,
To eliminate or reduce the external force that M12 connector generates in vibration processes.As shown in Figure 2 and Figure 3, waveform can preferably be used
Spring, and can be wave spring winged.When there is no the wave spring of fin to be mounted in the mounting groove of attaching nut, due to waveform
Spring is annular, and when attaching nut rotates, wave spring can installed relative to attaching nut in the use process of M12 connector
Rotation, the axial force of generation can weaken in slot, cannot effectively act as anti-loose effect.So wave spring further select it is winged
Wave spring, and be tool there are two the wave spring of fin, mounting groove will also be arranged to be adapted with waveform spring structure winged.It is winged
Wave spring is placed in mounting groove, and fin is stuck in the corresponding position of mounting groove, and when attaching nut rotates, wave spring winged will not
It is rotated relative to attaching nut, anti-loosing effect is more preferable.Wave spring can use multiple wave springs, to increase the axial force generated,
It is not limited solely to a wave spring.Meanwhile wave spring winged uses integral structure, can be effectively prevented from wave spring winged and exist
It is broken during work, influences anti-loosing effect.On the side wall of mounting groove, cushion can be increased, reduce wave spring winged and peace
The abrasion of tankage improves the service life of attaching nut and wave spring winged.
The anti-loosing effect of connector in order to further increase is provided with waveform groove on shell straight tube.As shown in figure 4, wave
Shape slot is on the lateral wall of straight tube and the waveform groove is annular waveform groove, and waveform groove includes several wave crests and trough, wave crest
It is parallel with the axis direction of shell with the direction of trough.When on the shell of attaching nut's set of connectors, the connection of attaching nut
The connection of the screwed pipe of screw thread and shell, one end that attaching nut is equipped with elastomeric element connect with straight tube, wave spring at this time and
The waveform groove of straight tube contacts with each other, and the wave crest of waveform groove and the wave crest of wave spring match, the trough and waveform of waveform groove
The trough of spring matches.Wave spring is relatively fixed with attaching nut, when attaching nut and cover in connecting tube with connector shell
After connection, when being vibrated or external force, attaching nut rotates connector relative to straight tube, but due to being set on branch pipe
It is equipped with the waveform groove matched with wave spring, and waveform groove is contacted with the wave spring in attaching nut, waveform groove and wave spring
Wave crest or trough generate relative motion, prevent attaching nut rotate, increase attaching nut unclamp link difficulty, to reach
The locking purpose of connector, making M12 connector is not in pitch or deviate from, and guarantees electric signal in the connector course of work
It is transmitting continuous reliable.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (6)
1. a kind of M12 connector anti-loose structure, it is characterised in that including attaching nut, be provided with the connector of straight tube and screwed pipe
Shell, the straight tube are connect with screwed pipe, and attaching nut's inner sidewall one end is provided with connection screw thread, and the attaching nut is logical
It crosses connection screw thread to cover on screwed pipe, attaching nut's inner sidewall other end is provided with mounting groove, and the mounting groove is provided with
Elastomeric element, is provided with waveform groove on the straight tube lateral wall of shell, and the elastomeric element is wave spring, and wave spring and connection
Nut is relatively fixed, and when attaching nut covers on shell, wave spring is matched with waveform groove.
2. a kind of M12 connector anti-loose structure according to claim 1, it is characterised in that the mounting groove is along attaching nut
The circumferencial direction of inner sidewall is arranged.
3. a kind of M12 connector anti-loose structure according to claim 2, it is characterised in that the mounting groove and elastomeric element
It is adapted.
4. a kind of M12 connector anti-loose structure according to claim 3, it is characterised in that the elastomeric element includes generating
The wave spring of period axial force.
5. a kind of M12 connector anti-loose structure according to claim 4, it is characterised in that the wave spring includes wave winged
Shape spring.
6. a kind of M12 connector anti-loose structure according to claim 5, it is characterised in that attaching nut covers on shell
When, wave spring is contacted with waveform groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610728878.6A CN106129717B (en) | 2016-08-26 | 2016-08-26 | A kind of M12 connector anti-loose structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610728878.6A CN106129717B (en) | 2016-08-26 | 2016-08-26 | A kind of M12 connector anti-loose structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106129717A CN106129717A (en) | 2016-11-16 |
| CN106129717B true CN106129717B (en) | 2019-01-11 |
Family
ID=57274589
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610728878.6A Active CN106129717B (en) | 2016-08-26 | 2016-08-26 | A kind of M12 connector anti-loose structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106129717B (en) |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5181860A (en) * | 1990-03-28 | 1993-01-26 | Daiichi Denshi Kogyo Kabushiki Kaisha | Electrical connector with rotatable locking ring |
| DE202006008838U1 (en) * | 2006-06-03 | 2007-10-04 | Weidmüller Interface GmbH & Co. KG | Electrical plug connection with a plug part and a socket part |
| CN201230090Y (en) * | 2008-05-28 | 2009-04-29 | 中航光电科技股份有限公司 | Spiral connection type electric connector and socket thereof |
| CN102332659A (en) * | 2011-06-23 | 2012-01-25 | 泰兴市航联电连接器有限公司 | Anti-loosening and strong shock-resistant free-end electric connector |
| DE102013101120B4 (en) * | 2013-02-05 | 2018-10-11 | HARTING Electronics GmbH | cable fixing |
| CN103457117A (en) * | 2013-09-04 | 2013-12-18 | 陕西金波通信技术有限公司 | Ratchet wheel locking type thread coaxial connector |
| CN204361391U (en) * | 2015-02-09 | 2015-05-27 | 温州晟荣工业自动化有限公司 | A kind of shockproof cylindrical connector |
| CN205944603U (en) * | 2016-08-26 | 2017-02-08 | 四川永贵科技有限公司 | M12 connector anti loosening structure |
-
2016
- 2016-08-26 CN CN201610728878.6A patent/CN106129717B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN106129717A (en) | 2016-11-16 |
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