Utility model content
The main purpose of the utility model is to propose a kind of plug, it is intended to which solving existing plug can not prevent meeting waterproof
The technical issues of narrow installation space is adapted under the premise of dirt.
To achieve the above object, the utility model proposes plug, be applied to connector, the plug includes jack shell
Body, contact pin power terminal, contact pin signal terminal, the first sealing ring, power cable and signal cable, wherein
The cross-sectional shape of the plug casing is strip, and one end of the plug casing is adapted landform growth bar shaped
Outer mounting surface;
The outer mounting surface is equipped with plug fixed structure and boss, and the top surface of the boss is equipped with edge and pulls away direction extension
The first mounting hole and the second mounting hole;The circumferential surface of the boss is equipped with first annular slot;
The length direction cloth of the plug fixed structure, the first mounting hole and the second mounting hole along the outer mounting surface
It sets;The contact pin power terminal is installed in first mounting hole, and the contact pin signal terminal is installed on second installation
In hole, first sealing ring is mounted in the first annular slot.
Preferably, the quantity of first mounting hole is two, and second mounting hole is located at two first mounting holes
Between.
Preferably, the quantity at least two of second mounting hole, and multiple second mounting holes are along the outer peace
The width direction in dress face is arranged.
Preferably, the plug casing is equipped with tube wall far from one end of the outer mounting surface, and the tube wall is around described the
One mounting hole and the setting of the second mounting hole;
The plug further includes the grommet that sealing is embedded at the tube wall;
The grommet corresponds to first mounting hole equipped with the first sealing hole, and corresponding second mounting hole is equipped with second
Sealing hole;The power cable and first sealing hole sealing cooperate, and the signal cable and second sealing hole seal
Cooperation.
Preferably, the plug further includes rear cover of the lid conjunction in the tube wall, and the rear cover is separate with the grommet
One end of the outer mounting surface abuts.
Preferably, the inner wall of first mounting hole is equipped with limited block, and the limited block has the side of pulling away described in
To the first confined planes and second confined planes opposite with first confined planes;
The contact pin power terminal is along direction is pulled away equipped with the first claw and the first convex shoulder, and first claw is described in
Pull away direction and radially outwardly inclination extension;
The limited block is between first claw and first convex shoulder, first claw and first limit
Plane abuts, and first convex shoulder is abutted with second confined planes.
Preferably, the inner wall of second mounting hole is equipped with flange, the flange tool at the neighbouring outer mounting surface
Have backwards to the third confined planes for pulling away direction, the inner wall of second mounting hole is equipped with card slot, and the card slot has court
To the 4th confined planes for pulling away direction;
The outer peripheral surface of the contact pin signal terminal is equipped at intervals with the second convex shoulder and the second claw along pulling away direction, and described second
Convex shoulder is abutted with the third confined planes, and second claw pulls away direction and radially outwardly inclination extension described in, described
Second claw protrudes into the card slot and abuts with the 4th confined planes.
The utility model also proposes a kind of connector, including the plug, and for the socket of the plug grafting, described
Plug includes plug casing, contact pin power terminal, contact pin signal terminal, the first sealing ring, power cable and signal cable,
In,
The cross-sectional shape of the plug casing is strip, and one end of the plug casing is adapted landform growth bar shaped
Outer mounting surface;
The outer mounting surface is equipped with plug fixed structure and boss, and the top surface of the boss is equipped with edge and pulls away direction extension
The first mounting hole and the second mounting hole;The circumferential surface of the boss is equipped with first annular slot;
The length direction cloth of the plug fixed structure, the first mounting hole and the second mounting hole along the outer mounting surface
It sets;The contact pin power terminal is installed in first mounting hole, and the contact pin signal terminal is installed on second installation
In hole, first sealing ring is mounted in the first annular slot;
One end of the socket is formed with interior mounting surface, and the interior mounting surface is equipped with groove, and the socket is mounted on
The inside of panel is filled, and the medial surface of the interior mounting surface and the installation panel is oppositely arranged;The installation panel, which is equipped with, to be supplied
The window that the groove exposes, the boss are embedded at the groove, and the inner peripheral surface of first sealing ring and the groove is close
Envelope cooperation.
Preferably, the interior mounting surface offers the first fixation hole, and the installation panel corresponds to first fixation hole and opens
Equipped with first through hole;The connector also further includes the first fastener and the second fastener, wherein
First fastener passes through the first through hole and first fixation hole cooperates;First fastener leans on
The end face of the nearly plug offers the second fixation hole;
The plug casing corresponds to second fixation hole and offers the second through-hole, and second fastener passes through described the
Two through-holes and second fixation hole cooperate.
Preferably, the outer mounting surface is equipped with the first positioning column in the periphery of the boss, and the installation panel is equipped with
The first positioning hole being adapted to first positioning column.
The utility model plug is by by the plug fixed structure and main hollow structure of plug, such as the first mounting hole
And second mounting hole along outer mounting surface length direction arrange, flat structure can be so formed, so as to easily pacify
In the more narrow installation space in outside loaded on installation panel;Meanwhile by the way that boss, the periphery of boss is arranged in outer mounting surface
Face, which can be formed, to be arranged first annular slot on the outer peripheral surface of sealing mating surface and boss and the first sealing ring is mounted on the first ring
In shape slot, in this way, the outer peripheral surface in boss can form good water proof and dust proof effect.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Under every other embodiment obtained, fall within the protection scope of the utility model.
It is to be appreciated that if related in the utility model embodiment directionality instruction (such as upper and lower, left and right, it is preceding,
Afterwards ...), then directionality instruction is only used for explaining opposite between each component under a certain particular pose (as shown in the picture)
Positional relationship, motion conditions etc., if the particular pose changes, directionality instruction is also correspondingly changed correspondingly.
In addition, if relating to the description of " first ", " second " etc. in the utility model embodiment, " first ", " the
Two " etc. description is used for description purposes only, and is not understood to indicate or imply its relative importance or is implicitly indicated meaning
The quantity of the technical characteristic shown." first " is defined as a result, the feature of " second " can explicitly or implicitly include at least one
A this feature.It in addition, the technical solution between each embodiment can be combined with each other, but must be with ordinary skill
Based on personnel can be realized, this technical side will be understood that when the combination of technical solution appearance is conflicting or cannot achieve
The combination of case is not present, also not within the protection scope of the requires of the utility model.
The utility model proposes a kind of plugs.
In the utility model embodiment, as shown in Figures 1 to 4, which is applied to connector, and plug 100 includes
Plug casing 1, contact pin power terminal 2, contact pin signal terminal 3, the first sealing ring 4, power cable 5 and signal cable 6, wherein
The cross-sectional shape of plug casing 1 is strip, and one end of plug casing 1 is adapted the outer peace of landform growth bar shaped
Dress face 11;
Outer mounting surface 11 is equipped with plug fixed structure and boss 13, and the top surface of boss is equipped with along pulling away the of direction extension
One mounting hole 14 and the second mounting hole 15;The circumferential surface of boss is equipped with first annular slot 16;
Plug fixed structure, the first mounting hole 14 and the second mounting hole 15 are arranged along the length direction of outer mounting surface 11;
Contact pin power terminal 2 is installed in the first mounting hole 14, and contact pin signal terminal 3 is installed in the second mounting hole 15, the first sealing
Circle 4 is mounted in first annular slot 16.
In the present embodiment, plug casing 1 is to provide basic protection and support, example to be mounted on its internal components
Such as insulation, waterproof and dustproof, support is referred mainly to limit and be fixed.Outer mounting surface 11 can be set as a reference data, specific
Shape can be not specially limited herein depending on the cross-sectional shape of plug casing 1.
Plug fixed structure both can be fixation hole, through-hole or fixed column etc., realize consolidating for plug casing 1 as long as can facilitate
It is fixed.Seal cooperation using the outer peripheral surface of boss, then can prevent extraneous dust steam etc. enter the first mounting hole 14 and
Second mounting hole 15.It is understood that the first sealing ring 4 is generally made of elastic material, such as rubber or silica gel.
First mounting hole 14, the second mounting hole 15 respectively corresponds contact pin power terminal 2 and contact pin signal terminal 3 is arranged,
Therefore, 14 cross-sectional area of the first mounting hole is generally higher than the cross-sectional area of the second mounting hole 15, it is to be understood that herein
Cross section refer to the shape of the section perpendicular to hole depth.
The mode that contact pin power terminal 2 and contact pin signal terminal 3 are all made of clamping is respectively arranged in the first mounting hole 14
And second mounting hole 15 can so be brought convenience in fit on without additional fastener.
The jack cross-sectional shape of contact pin power terminal 2 and contact pin signal terminal 3 both can be closed round, can also be with
For the channel-shaped of open shape.Contact pin power terminal 2 mainly to transmit electric energy, typically belongs to forceful electric power scope;Contact pin signal terminal 3 is main
Light current scope is typically belonged to transmit signal.Contact pin power terminal 2 is typically provided with two, so can be convenient and is
Corresponding electric energy transmission circuit is formed after 100 grafting of plug;And the quantity of contact pin signal terminal 3 can not be limited particularly,
Such as when being only arranged one, signal can be transmitted by low and high level or level duty ratio etc..
The utility model plug 100 is by by the plug fixed structure and main hollow structure of plug 100, and such as first
Mounting hole 14 and the second mounting hole 15 are arranged along the length direction of outer mounting surface 11, and flat structure can be so formed, thus
It is installed on can be convenient in the more narrow installation space in outside of installation panel 300;Meanwhile by being set in outer mounting surface 11
Set boss, the outer peripheral surface of boss, which can be formed on the outer peripheral surface of sealing mating surface and boss, is arranged first annular slot 16 and by
One sealing ring 4 is mounted in first annular slot 16, in this way, the outer peripheral surface in boss can form good water proof and dust proof effect.
Further, the quantity of the first mounting hole 14 is two, and the second mounting hole 15 is between two first mounting holes 14.
In the present embodiment, it by the way that the second mounting hole 15 to be arranged between two first mounting holes 14, so both may be implemented to believe with contact pin
The concentration for the signal cable that number terminal 3 connects is drawn, moreover it is possible to the distance between two first mounting holes 14 is pulled open whereby, in this way, can
To increase creepage distance between the two, the insulation performance of plug 100 is promoted.
Further, the quantity at least two of the second mounting hole 15, and multiple second mounting holes 15 are along outer mounting surface 11
Width direction arrangement.
In the present embodiment, the width direction by the second mounting hole 15 along outer mounting surface 11 is arranged, in this way, can be to avoid mistake
Mostly increase the length of 1 cross section of plug casing, so that the structure of plug casing 1 is more compact.Preferably, for convenience
It limits contact pin signal terminal 3 to rotate, the cross-sectional shape of the second mounting hole 15 is rectangle, and contact pin signal terminal 3 has and second
The outer peripheral surface of the cross-section adaptation of mounting hole 15;Specifically, the quantity of the second mounting hole 15 is two.
Further, plug casing 1 is equipped with tube wall 17 far from one end of outer mounting surface 11, and tube wall 17 is around the first mounting hole
14 and second mounting hole 15 be arranged;Plug 100 further includes the grommet 7 that sealing is embedded at tube wall 17;Corresponding first peace of grommet 7
It fills hole 14 and is equipped with the first sealing hole 71, corresponding second mounting hole 15 is equipped with the second sealing hole 72;Power cable 5 and the first sealing hole
71 sealing cooperations, signal cable 6 and the sealing of the second sealing hole 72 cooperate.It in the present embodiment, can be with by the way that grommet 7 is arranged
Prevent steam or dust from entering inside plug casing 1 through power cable 5 or signal cable 6.
Further, plug 100 further includes rear cover 8 of the lid conjunction in tube wall 17, the separate outer installation of rear cover 8 and grommet 7
The one end in face 11 abuts.In the present embodiment, it can prevent grommet 7 from loosening using 8 one side of rear cover, it on the other hand can be with
Grommet 7 is squeezed by rear cover 8, so that the sealing cooperation of grommet 7 and tube wall 17, power cable 5 and signal cable 6 more may be used
It leans on.
Further, please with reference to Fig. 6 and Fig. 7, the inner wall of the first mounting hole 14 is equipped with limited block 141, limited block
141 have towards the first confined planes 142 and second confined planes 143 opposite with the first confined planes 142 for pulling away direction;
Contact pin power terminal 2 is along pulling away direction equipped with the first claw 21 and the first convex shoulder 22, and the first claw 21 is along pulling away
Direction and radially outwardly inclination extend;
Between the first claw 21 and the first convex shoulder 22, the first claw 21 supports limited block 141 with the first confined planes 142
It connects, the first convex shoulder 22 is abutted with the second confined planes 143.
In the present embodiment, position shown in Fig. 2 is subject to, when assembly, it is only necessary to from lower to upper by contact pin power terminal 2
Ground is inserted into the first mounting hole 14, the first claw 21 abuts with limited block 141, be bent after cross limited block 141, at this point, limited block
141 are stuck between the first claw 21 and the first convex shoulder 22, in this way, in this way, the first mounting hole 14 depth direction, contact pin power
Terminal 2 is not easy to loosen.Preferably, punching the first claw of Bending Processing 21, the first claw 21 are sheet metal component and riveting for convenience
It is fixed on the ontology of contact pin power terminal 2.
Further, Fig. 1, Fig. 3 are please referred to Fig. 6 and Fig. 8, in one embodiment, the inner wall of the second mounting hole 15
Flange 151 is equipped at neighbouring outer mounting surface 11, flange 151 has the third confined planes 152 for pulling away direction backwards, the second installation
The inner wall in hole 15 is equipped with card slot 153, and card slot 153 has towards the 4th confined planes 154 for pulling away direction;
The outer peripheral surface edge of contact pin signal terminal 3 pulls away direction and is equipped at intervals with the second convex shoulder 31 and the second claw 32, and second is convex
Shoulder 31 is abutted with third confined planes 152, and the second claw 32 along pulling away direction and radially outwardly tilting extension, stretch by the second claw 32
Enter card slot 153 and is abutted with the 4th confined planes 154.
In the present embodiment, it is subject to position shown in Fig. 3, when assembly, contact pin signal terminal 3 is inserted into second from left to right
Mounting hole 15, during this, the second claw 32 is first slid against with the inner wall of the second mounting hole 15, is being slid into and card slot
When the position of 153 alignment, the second claw 32 springs into card slot 153 and abuts with the 4th confined planes 154, at the same time contact pin signal end
Second convex shoulder 31 of son 3 is abutted with the 4th confined planes 154 on flange 151.It is understood that the manufacture with the first claw 21
It is similar, it is preferable that the second claw 32 is that sheet metal process punching rolls, and is crimped on the ontology of jack power terminal 230.
The utility model also proposes a kind of connector, please refers to Figure 11 to Figure 14, which includes plug 100, and
For the socket 200 of 100 grafting of plug, the specific structure of the plug 100 is referring to above-described embodiment, since this connector is using upper
Whole technical solutions of all embodiments are stated, therefore at least all beneficial to effect brought by the technical solution with above-described embodiment
Fruit, this is no longer going to repeat them;One end of socket 200 is formed with interior mounting surface 210, and interior mounting surface 210 is equipped with groove 101,
Socket 200 is mounted on the inside of installation panel 300, and interior mounting surface 210 and the medial surface of installation panel 300 are oppositely arranged;Peace
Dress panel 300 is equipped with the window 310 exposed for groove 101, and boss is embedded at groove 101, the first sealing ring 4 and groove 101
Inner peripheral surface sealing cooperation.
In the present embodiment, it is to be understood that please refer to Fig. 9 and Figure 10, socket 200 includes Socket casing 220, jack
Power terminal 230, jack signal terminal 240.Preferably, the cross-sectional shape of Socket casing 220 is strip, Socket casing
220 one end is adapted the interior mounting surface 210 of landform growth bar shaped;Interior mounting surface 210 is equipped with socket fixing structure 102, groove
101, and around the second annular groove 103 of groove 101, the bottom surface of groove 101 is equipped with the third installation extended along plugging direction
Hole 104 and the 4th mounting hole 105;Socket fixing structure 102, third mounting hole 104 and the 4th mounting hole 105 are along interior mounting surface
210 length direction arrangement;Jack power terminal 230 is installed in third mounting hole 104, and jack signal terminal 240 is installed on
In 4th mounting hole 105;In order to enhance leakproofness, socket 200 further includes the second sealing ring 250;Second sealing ring 250 is mounted on
In second annular groove 103.
Similar to plug casing 1, Socket casing 220 is to provide basic protection and branch to be mounted on its internal components
Support, such as insulate, waterproof and dustproof, support is referred mainly to limit and be fixed.Interior mounting surface 210 can be set as a reference data,
Specific shape can be not specially limited herein depending on the cross-sectional shape of Socket casing 220.
Socket fixing structure 102 both can be fixation hole, through-hole or fixed column etc., as long as can facilitate realization Socket casing
220 fixation.By the way that groove 101 is arranged, and third mounting hole 104 and the 4th mounting hole 105 are provided with groove 101
Bottom surface utilizes plug in this way, the inner peripheral surface of groove 101 forms the structure around third mounting hole 104 and the 4th mounting hole 105
100 seal with the inner peripheral surface of groove 101 and cooperate, then can prevent extraneous dust steam etc. from entering third mounting hole 104 and the
Four mounting holes 105.And the first seal groove is arranged in first annular slot 1615 and is supported with the medial surface sealing with installation panel 300
It connects, the sealing of 101 inner peripheral surface of engagement groove and plug 100 cooperates, and the structure of double-layer seal can be so formed, so as to reach
To more preferably water proof and dust proof effect.
Third mounting hole 104, the 4th mounting hole 105 respectively correspond jack power terminal 230 and jack signal terminal 240
Setting, therefore, 104 cross-sectional area of third mounting hole is generally higher than the cross-sectional area of the 4th mounting hole 105.
The mode that jack power terminal 230 and jack signal terminal 240 are all made of clamping is respectively arranged in third installation
Hole 104 and the 4th mounting hole 105 can so be brought convenience without additional fastener in fit on.
The jack cross-sectional shape of jack power terminal 230 and jack signal terminal 240 both can be closed round,
It can be the channel-shaped of open shape.Jack power terminal 230 mainly to transmit electric energy, typically belongs to forceful electric power scope;Jack signal
Terminal 240 mainly to transmit signal, typically belongs to light current scope.Jack power terminal 230 is typically provided with two, so may be used
It is to be formed corresponding electric energy transmission circuit after 100 grafting of plug to facilitate;And the quantity of jack signal terminal 240 can not be made
When particularly limiting, such as being only arranged one, signal can be transmitted by low and high level or level duty ratio etc..
Further, interior mounting surface 210 offers the first fixation hole 102, corresponding first fixation hole 102 of installation panel 300
Offer first through hole 320;Connector also further includes the first fastener 400 and the second fastener 500, wherein
First fastener 400 passes through first through hole 320 and the first fixation hole 102 cooperates;The close of first fastener 400 inserts
First 100 end face offers the second fixation hole 410;
Corresponding second fixation hole 410 of plug casing 1 offers the second through-hole 18, and the second fastener 500 passes through the second through-hole
18 and second fixation hole 410 cooperate.
In the present embodiment, it is to be understood that the first fixation hole 102 can be simple through-hole, or screw hole,
Preferably, in order to enhance leakproofness, the first fixation hole 102 is blind hole, meanwhile, in order to enhance the first fixation hole of bonding strength 102
And second fixation hole 410 be threaded hole.For force balance, socket fixing structure 102 is two and is located at interior installation
The both ends in face 210.
Further, outer mounting surface 11 is equipped with the first positioning column 19 in the periphery of boss, and installation panel 300 is equipped with and the
The first positioning hole 330 of one positioning column 19 adaptation.
In the present embodiment, cooperated by the first positioning column 19 and first positioning hole 330, can locking-type plug 100 it
It is preceding that plug 100 is positioned in advance, facilitate subsequent fixed operation.Preferably, in order to facilitate the assembly of plug 100.It is preferred that
Ground, in order to equally be convenient for stationary positioned socket 200, the bottom surface of the second annular groove 103 is equipped with the second positioning column 106, the second sealing
Circle 250 is equipped with the second via hole 502 being adapted to the second positioning column 106, and installation panel 300 is equipped with and the second positioning column 106
The second location hole 340 of adaptation.
The above is only the preferred embodiment of the present invention, and therefore it does not limit the scope of the patent of the utility model,
It is all under the inventive concept of the utility model, equivalent structure made based on the specification and figures of the utility model becomes
It changes, or directly/be used in other related technical areas indirectly and be included in the scope of patent protection of the utility model.