Self-locking bindiny mechanism
Technical field
The present invention relates to plug-in connector field, there is automatic locking connection and quick release function more particularly, to one kind
Self-locking bindiny mechanism.
Background technology
In the electrical equipment connection of all trades and professions that plug-in connector is widely used, and plug-in connector in existing technology
With more ripe technology, but in some special occasions, such as on steel tower higher, electric pole, or some are not square
The place of convenient to operate, operator wish connector can easily fast insert-pull, it is straight when connection is needed to pick up connector
Patch into by, it is necessary to directly pulled up when separation, without spending more time-consuming ground threading.
In industry, the fast insert-pull self-locking system of Lemo companies is widely recognized as market, such as Publication No. CH451278, name
Referred to as it is used for the electrical equipment connection equipment of high-tension cable, its push-and-pull self-locking mechanism is made up of cannon plug and socket, socket internal diameter
On be formed with groove, the back-off (elastic tongue) of prominent band elasticity is formed with plug external diameter, by end and the groove of sleeve pipe
The quick connection of plug and socket is realized in cooperation.During insertion, socket internal diameter pressure back-off, when plug advances to groove, back-off according to
Elasticity by itself is upspring, and is clasped groove and is realized locking;During extraction, axially draw plug unblock part, depress back-off, back-off from
Abjection in socket groove, so as to realize unlocking and extract.The locking device is simple and reliable, and can effectively antidetonation, shock resistance, but should
Requirement of the locking device in the fabrication process to material is high, and elastic tongue is made using beryllium copper in the program, and cost is very
Height, particularly in connector size than in the case of larger, Cost Problems are more protruded.
Therefore urgently need to seek a kind of cost that can reduce that the self-locking bindiny mechanism of fast insert-pull can be realized again.
The content of the invention
It is an object of the invention to overcome the self-locking bindiny mechanism cost of existing fast insert-pull higher with elastic force not
The defect of convenient regulation, there is provided a kind of self-locking bindiny mechanism, wherein locking component include dismountable elastomeric element and buckle
Part, its rapid abutting joint locking and the quick release that can realize plug connector and socket connector.
To achieve the above object, the present invention proposes following technical scheme:A kind of self-locking bindiny mechanism, including plug connection
Device and socket connector, one end of the socket connector have the first draw-in groove, and the plug connector includes housing, is installed in
The locking component of the housing periphery, and it is set in the unlocking feature on the outside of the housing and locking component;The lock part
Part includes elastomeric element and the fastener on the elastomeric element;The fastener be provided with an at least elastic arm and
Own elasticity arm extends the clamping part to be formed, and the unlocking feature is provided with the through hole being interlocked with the clamping part, the self-locking
Formula bindiny mechanism is achieved a butt joint self-locking by the fastener and the fastening of first draw-in groove, and by pulling unlocking feature reality
The existing fastener is opened with first draw-in groove and unlocked.
Preferably, the side that the clamping part stretches out is formed with inclined-plane, and the inner side relative with the inclined-plane is provided with peace
Fill the second draw-in groove of the elastomeric element.
Preferably, the elastomeric element is compiled into for wire spring or the resilient sheet metal of tool, can be according to need
Easily to adjust the size of elasticity.
Preferably, the fastener includes base portion, and base portion one extends at least elastic arm for being formed, and shape shown in
The clamping part of elastic arm end described in Cheng Yu.
Preferably, the housing includes the docking section Handheld Division relative with the docking section and is formed at the docking
Installation portion between portion and Handheld Division, the installation portion includes different the first installation portions and the second installation portion of external diameter.
Preferably, the unlocking feature includes different the first peripheries and the second periphery of external diameter, and the through hole is formed
In on first periphery, the clamping part may pass through the through hole formation and be clasped.
A kind of self-locking plug connector of the invention, including housing, are installed in the locking component of the housing periphery, with
And it is set in the unlocking feature on the outside of the housing and locking component;The locking component includes elastomeric element and installed in institute
State the fastener on elastomeric element;The fastener is provided with an at least elastic arm and stretches out what is formed from the elastic arm
Clamping part, the unlocking feature is provided with least one through hole fastened for the clamping part, by pulling unlocking feature, Neng Goushi
Existing clamping part takes in the inner side of the unlocking feature from the through hole.
Preferably, the fastener includes base portion, at least elastic arm for being formed is extended from base portion one, and be formed at
The clamping part of elastic arm end.
Preferably, the housing includes the docking section Handheld Division relative with the docking section and is formed at the docking
Installation portion between portion and Handheld Division, the installation portion includes different the first installation portions and the second installation portion of external diameter.
Preferably, the unlocking feature includes different the first peripheries and the second periphery of external diameter, and the through hole is formed
In on first periphery, the clamping part may pass through the through hole formation and be clasped.
The beneficial effects of the invention are as follows:The locking component of plug connector is divided into elastomeric element and is detachably arranged in
Back-off part on elastomeric element, as long as elastomeric element is fabricated to elastic construction or can just make back-off part with spring function
Compress or upspring, and the material to back-off part in itself does not have requirement very high, compared with conventional locking component, it is not necessary to
Using the expensive material with elastic reset, elastic reset function still can be realized, and elastic dynamics can be with more convenient
Ground regulation, the selectivity of material is more, can significantly decrease the cost of plug connector.
Brief description of the drawings
Fig. 1 is the structural representation of self-locking bindiny mechanism of the present invention;
Fig. 2 is the structural representation of socket connector of the present invention;
Fig. 3 is the structural representation of plug connector of the present invention;
Fig. 4 is the first embodiment decomposition texture schematic diagram of plug connector of the present invention;
Fig. 5 a are the casing integrated with body structural representations of plug connector of the present invention;
Fig. 5 b are the split type structural representations of housing of plug connector of the present invention;
Fig. 6 a are the structural representations that the fastener in the first embodiment of plug connector of the present invention is decomposed with elastomeric element
Figure;
Fig. 6 b are the structural representations after fastener and the elastomeric element installation of Fig. 6 a of the present invention;
Fig. 7 is the unlocking feature structural representation of plug connector of the present invention;
Fig. 8 is fastener structural representation in another embodiment of the present invention;
Fig. 9 is locking component and housing mounted configuration schematic diagram in first embodiment of the invention;
Figure 10 is locking component and housing mounted configuration schematic diagram in another embodiment of the present invention;
Figure 11 is the structural representation in another embodiment of elastomeric element of the present invention;
Figure 12 is the elastomeric element structural representation of O shapes of the present invention;
Figure 13 is the petal elastomeric element structural representation of the present invention.
Reference:
1st, plug connector;
2nd, socket connector, the 21, first draw-in groove;
3rd, housing, 31, docking section, 32, Handheld Division, 33, installation portion, 311, locking end, the 331, first installation portion, 332, the
Two installation portions;
4th, locking component, 41, fastener, 42, elastomeric element, the 413, second draw-in groove, 412, clamping part, 411, elastic arm,
414th, inclined-plane, 415, base portion, 421, supporting part, 422, connecting portion;
5th, unlocking feature, the 51, first periphery, the 52, second periphery, 53, through hole.
Specific embodiment
Below in conjunction with accompanying drawing of the invention, the technical scheme to the embodiment of the present invention carries out clear, complete description.
A kind of self-locking bindiny mechanism of disclosed fast insert-pull, is mainly used in needing the connection of fast insert-pull
In device, such as on steel tower higher, electric pole, for being switched on or switched off the connector of electric signal or optical signal.Such as Fig. 1 extremely
Fig. 3 show the self-locking bindiny mechanism of first embodiment of the invention, and it includes plug connector 1 and socket connector 2, plug
Connector 1 includes housing 3, is set in the locking component 4 of the periphery of housing 3, and located at the solution of housing 3 and the periphery of locking component 4
Lock assembly 5.The inside of the socket connector 2 is hollow circular chamber, and the of annular shape is provided with the inwall of chamber
One draw-in groove 21, the self-locking bindiny mechanism is by the locking component 4 of plug connector 1 and the first draw-in groove of socket connector 2
Being clasped between 21 realizes the connection of plug connector 1 and socket connector 2.
Specifically, with reference to Fig. 4, Fig. 5 a and Fig. 5 b, the housing 3 of plug connector 1 is in substantially hollow tubular, and it includes and inserts
The docking section 31 that base connector 2 is plugged, the Handheld Division 32 relative with docking section 31, and it is formed at docking section 31 and Handheld Division
Installation portion 33 between 32, for installing locking component 4, the external diameter of the installation portion 33 is outer less than docking section 31 and Handheld Division 32
Footpath, more preferably, the installation portion 33 has different the first installation portions 331 and the second installation portion 332 of diameter, docking section 31 and peace
The end that dress portion 33 connects is formed with locking end 311.Housing 3 is structure as a whole shown in Fig. 5 a, i.e. docking section 31, installation portion 33
It is in integral structure with Handheld Division 32, split is used between the docking section 31 and installation portion 33 and Handheld Division 32 of housing 3 shown in Fig. 5 b
Structure, docking section 31 is connected on installation portion 33 by modes such as screw thread or tight fits.
It is the locking component 4 disclosed in the present embodiment with reference to shown in Fig. 6 a and 6b, it is installed on the installation portion 33 of housing 3
Periphery, including fastener 41 and the elastomeric element 42 located at the inner side of fastener 41, in the present embodiment, the fastener 41 is by several
Elastic arm 411 is constituted with the clamping part 412 for being formed at the end of elastic arm 411, and the clamping part 412 is that own elasticity arm 411 is outside
Bending extends and terminad extends the projection to be formed into inclined plane shape, and the inner side of clamping part 412 is concaved with the installation elasticity
Second draw-in groove 413 of part 42.The structure substantially annular in shape of the elastomeric element 42, elastomeric element 42 is by metal in the present embodiment
The heterotypic spring that silk is worked out, wire can use spring steel wire or other any materials that can replace, elastomeric element 42
Connecting portion 422 including several supporting parts 421 and connection supporting part 421, several supporting parts 421 can respectively be corresponded to and are fastened on
In second draw-in groove 413 of the fastener 41.
Preferably, as shown in Figure 6 a, an inclined-plane 414 is provided with the outer surface of clamping part 412, inclined-plane 414 has preceding
End face and the rear end face relative with front end face, front end face are that plug connector 1 contacts slotting first when inserting 2 inside of socket connector
One end of base connector 2, it is acute angle with the angle that axis is formed, and rear end face is formed close to 90 degree with the axis of unlocking feature 5
Or 90 degree of right angle.
With reference to shown in Fig. 7, also into hollow cylindrical, it is set in the outer of housing 3 and locking component 4 to the unlocking feature 5
In week, the first installation portion 331 and the second installation portion 332 on correspondence installation portion 33, the unlocking feature 5 in solution the present embodiment include straight
The first periphery 51 and the second periphery 52 that footpath is not waited, and the first periphery 51 is provided with and at least several blocks with clamping part 412
The through hole 53 that snap fit is closed.During installation, the first periphery 51 is close to the docking section 31 of housing 3, when unlocking feature 5 is arranged on lock part
During the periphery of part 4, the elasticity of clamping part 412 is pushed and made by the fastener 41 of locking component 4 under the supporting role of elastomeric element 42
It stretches out through hole 53.Meanwhile, unlocking feature 5 is set to after clamping part 412 and through hole 53 coordinate, unlocking feature 5 can to away from
The direction of docking section 31 pulls, and after pulling, the clamping part 412 can be radially compressed and be less than along through hole 53
The outside of the first periphery 51.
During installation, the supporting part 421 of elastomeric element 42 snapped into and formed in each corresponding second draw-in groove 413 on fastener 41
Locking component 4, makes the clamping part of locking component 4 have spring function.Then the installation portion 33 of housing 3 and docking section 31 are separated,
After locking component 4 is set on the installation portion 33 of housing 3, docking section 31 is connected on the installation portion of housing 3, makes lock part
Part 4 is fixed on the housing 3.Next, unlocking feature 5 to be inserted in the first installation portion of housing 331 for being provided with locking component 4
With the periphery of the second installation portion 332, by the locking end 311 on docking section 31 by the position restriction of unlocking feature 5, it is to avoid slip.
Now the clamping part 421 on fastener 41 is just passed through through hole 53 and forms buckle.Solution lock section is pulled to the direction of housing Handheld Division 32
After part, the first periphery 51 that the clamping part 412 is unlocked part 5 pushes the inner side for protruding into periphery 51.Such as Fig. 9 institutes
Show, fastener 41 is constituted with metal wire knitted by several elastic arms 411 and the clamping part 412 for being formed at the end of elastic arm 411
Structural representation after the combination installation of elastomeric element 42.
It is preferred that in order to further strengthen the radial stability that plug connector 1 is connected with socket connector 2, in plug
Accordingly open up what one or more connect relatively on the butt end of connector 1 or other positions and the chamber inner wall of socket connector 2
The structure such as key or groove limits plug connector 1 and the relative motion circumferentially of socket connector 2.
It is illustrated in figure 8 another preferred embodiment of fastener of the present invention 41, in the present embodiment, the elastic arm of fastener 41
411 other ends relative with clamping part 412 is set are formed with base portion 415, and be connected as several elastic arms 411 by the base portion 415
Integrally so that base portion 415, elastic arm 411 and clamping part 412 form as one the fastener 41 of structure.As shown in Figure 10, this reality
Apply the structural representation after fastener 41 and housing 3 installation of example.
It is as shown in figure 11 another preferred embodiment of elastomeric element of the present invention 42, the elastomeric element 42 in the present embodiment is
Using sheet metal constitute cyclic structure, the elastomeric element that wherein sheet metal is made can be it is split type can also be integral type,
Integral type is used in the present embodiment.Elastomeric element 42 includes the number with spring function that main body and autonomous agent one end extend
Individual shell fragment shape supporting part 421, the second draw-in groove 413 on fastener 41 accordingly fastens with supporting part 421, by 41 points of fastener
An Zhuan not have on the elastomeric element 42 of supporting part 421, specific mounting means is identical with upper one embodiment, herein not superfluous
State.
It is as shown in Figures 12 and 13 other two kinds of implementation methods of elastomeric element of the present invention, the elastomeric element in the present embodiment
42 be made of O-shaped flexible support material, or is made with the material that resilient support is acted on using petal type shape.
When in the chamber of the insertion socket connector 2 of plug connector 1, the inclined-plane on the clamping part 412 of plug connector 1
414 front end face is initially entered in socket connector 2, in the presence of the extruding of the internal chamber inwall of socket connector 2, fastener
Clamping part 412 on 41 is compressed, so that plug connector 1 is rapidly entered in the chamber of socket connector 2, works as clamping part
During the first 21 position of draw-in groove of the 412 arrival chamber inner walls of socket connector 2, the quilt of clamping part 412 in the presence of elastomeric element 42
Snap into the first draw-in groove 21, clamping part 412 is engaged with the first draw-in groove 21, so as to realize plug connector 1 and socket connector 2
Connection self-locking.When unblock is extracted, unlocking feature 5 is pulled outwardly to the direction away from socket connector 2, clamping part 412 is in unblock
The lower pressure of the periphery of part 5 is retracted to the inner side of unlocking feature 5, clamping part 412 is separated with the first draw-in groove 21, so as to will insert
Head connector 1 is quickly extracted in the chamber of socket connector 2.This quick plug-pull mechanism is enabled the operator to plug quickly
Connector 1 is plugged on socket connector 2, makes inserting in plug terminal and the chamber of socket connector 2 inside plug connector 1
The seat quick grafting of terminal, so as to connect the connection of electrically or optically medium;When need not connect, plug connector 1 can quickly from insert
The chamber interior of base connector 2 is extracted, so as to cut off the connection of electrically or optically medium.
The present invention has simple structure, the characteristics of easily installation, and quickly can connect plug connector 1 and socket
The grafting of device 2 and separation are connect, while the material requirements to locking component 4 is relatively low, it is only necessary to relatively inexpensive metal material, such as spring steel
Silk etc. can just realize the spring function of locking component 4, reduce production cost.
Technology contents of the invention and technical characteristic have revealed that as above, but those of ordinary skill in the art still may base
Make a variety of replacements and modification without departing substantially from spirit of the present invention in teachings of the present invention and announcement, therefore, the scope of the present invention
The content disclosed in embodiment should be not limited to, and all should be this patent Shen including various without departing substantially from replacement of the invention and modification
Please claim covered.