CN104037524B - Explosion proof plug device - Google Patents
Explosion proof plug device Download PDFInfo
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- CN104037524B CN104037524B CN201410317915.5A CN201410317915A CN104037524B CN 104037524 B CN104037524 B CN 104037524B CN 201410317915 A CN201410317915 A CN 201410317915A CN 104037524 B CN104037524 B CN 104037524B
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Abstract
The invention provides firm in structure, the exsertile explosion proof plug device of sealed insulation. Explosion proof plug device provided by the invention, the dynamic static joint assembly of complementary shape coordinates, and the quiet moving cover that insulate fills up the inner space of insulating sleeve, improving sealed insulation performance, when stopping to fire hidden danger, can also provide just right rotation feel. Insulating sleeve and the insulation contact assembly being assemblied in wherein can be assemblied among socket safely, effectively play vibration proof, anti-loose, guarantee water proof and dust proof effect.
Description
Technical field
The present invention relates to a kind of explosion-proof electric apparatus, relate in particular to explosion proof plug device.
Background technology
Explosion proof plug device claims again explosion-proof latch, is the special control appliance that various Different high risk sites use, and it isUse the place that dangerous gas occurs around, be used for controlling the product of electric wiring, shell adopts alloyCompacting forms, and the inside electric elements are all taked technological processing for explosion protection feature, and seals and allly can produce the electric of electric sparkElement, makes it and extraneous hazardous gas isolated. Explosion proof plug device is made up of plug and socket two parts,Socket is connected in mains side, and plug is connected in electrical equipment side, and the security performance of explosion-proof latch is most important, provide and stablize firm and rational topology layout and will directly have influence on its anti-explosion safety performance.
Summary of the invention
The invention provides firm in structure, the exsertile explosion proof plug device of sealed insulation.
Explosion proof plug device provided by the invention, comprises plug and socket, and plug comprises plug casing and plugInsulation sleeve, plug insulation sleeve is fixedly assemblied in plug casing, and socket comprises Socket casing and insulating sleeve,Insulating sleeve is fixedly assemblied in Socket casing, and insulating sleeve is provided with insulation contact assembly, insulation contact assemblyComprise the moving cover of the quiet cover of insulation and insulation, the static assembling of the relative insulating sleeve of quiet cover of insulating, the moving cover of insulation is relatively exhaustedEdge sleeve rotates assembling, the quiet static contact component that is arranged with that insulate, and insulation is moved and is arranged with moving contact component and graftingAssembly, static contact component and moving contact component coordinate assembling, and connection-peg assembly comprises connection-peg and locating part,Moving contact component and connection-peg conducting assembling, Socket casing inwall is provided with stopper slot, and connection-peg comprises at least twoSupport lobe, has support intervalvular spaces between described support lobe, and locating part comprises fork and back-moving spring, and fork comprises pendulumBar the inner, fork outer end and oscillation center, fork is inner to be freely assemblied among support intervalvular spaces, outside forkEnd is freely assemblied among stopper slot, and oscillation center is spacing to be assemblied among the moving cover of insulation, and back-moving spring is conflictedBe assemblied between the moving cover of fork and insulation.
Explosion proof plug device provided by the invention, the dynamic static joint assembly of complementary shape coordinates, and the quiet moving cover that insulate fills upThe inner space of insulating sleeve, improving sealed insulation performance, when stopping to fire hidden danger, can also provideJust right rotation feel. Insulating sleeve and the insulation contact assembly being assemblied in wherein can fill safelyFit among socket, effectively play vibration proof, anti-loose, guarantee water proof and dust proof effect.
The invention provides improved explosion proof plug device, the moving cover of its insulation comprises insulating lid and two assemblies, absolutelyEdge capping assembles to plug, and each assembly comprises front assembling post and rear assembling post, front assembling post and rear assemblingBetween post, have assembly cavity, insulating lid is provided with two lids, and the fixing assembling of each lid and each assembly is everyIndividual lid comprises vertical capping and horizontal capping, and vertical capping longitudinally hides assembly, and horizontal capping laterally hides assembly,Between two lids, be provided with the fork chamber that connects insulating lid outer wall, fork is provided with fork fulcrum shaft, oscillation center dressFit on the axle center of fork fulcrum shaft, the two ends of fork fulcrum shaft are the spacing assembling that is assemblied in two assemblies respectivelyAmong chamber, back-moving spring is conflicted and is assemblied between fork and assembly. Fork is assemblied in to easy-off groupAmong part, be easy to assembling and maintenance.
The invention provides further improved explosion proof plug device, described insulating lid is provided with insulating lid end face and fixedPosition projection, described plug insulation sleeve is provided with plug insulation sleeve end face and detent, insulating lid end face and plugInsulation sleeve end face is conflicted and is coordinated, and positioning convex column and detent are conflicted and coordinated, positioning convex column and detent toolThere is the profile matching. When plug insertion socket until aforesaid insulating lid end face and plug insulation sleeve end face phaseConflict and coordinate, thus further enhanced leaktightness insulating properties, and positioning convex column and detent are at plug simultaneouslyWhen grafting, mutually locate cooperation, the effect that grafting process is led.
Below in conjunction with drawings and Examples, the present invention is described in further detail.
Brief description of the drawings
Fig. 1 is one of explosion proof plug device embodiment overall structure figure of the present invention.
Fig. 2 is two of explosion proof plug device embodiment overall structure figure of the present invention.
Fig. 3 is three of explosion proof plug device embodiment overall structure figure of the present invention.
Fig. 4 is plug construction figure.
Fig. 5 is the installation diagram of Socket casing, insulating sleeve and insulation contact assembly.
Fig. 6 is one of local structural graph of Socket casing.
Fig. 7 be Socket casing local structural graph two.
Fig. 8 be Socket casing local structural graph three.
Fig. 9 is the installation diagram of insulating sleeve and insulation contact assembly.
Figure 10 is the exploded view of insulating sleeve and insulation contact assembly.
Figure 11 is one of structure chart of insulating sleeve.
Figure 12 be insulating sleeve structure chart two.
Figure 13 is the connection-peg component assembling figure of the moving cover of insulation.
Figure 14 is the structure chart that Figure 13 removes fork.
Figure 15 is the structure chart of insulating lid.
Figure 16 is the structure chart of fork.
Figure 17 is the installation diagram of the quiet cover of insulation and the moving cover of insulation.
Figure 18 is the exploded view of the quiet cover of insulation and the moving cover of insulation.
Figure 19 is the exploded view of ground wire moving contact and ground wire static contact.
Figure 20 is the structure chart of the quiet cover of insulation.
Figure 21 is one of structure chart of the moving cover of insulation.
Figure 22 is two of the moving structure chart overlapping of insulation.
Figure 23 is three of the moving structure chart overlapping of insulation.
Figure 24 is four of the moving structure chart overlapping of insulation.
Figure 25 is the structure chart of static contact component.
Figure 26 is the structure chart of the fixed contact pedestal of static contact component.
Detailed description of the invention
Fig. 1, to explosion proof plug device embodiment of the present invention shown in Figure 18, Figure 20, Figure 21, comprises plug 1With socket 2, plug 1 comprises pin 100, plug casing 101 and plug insulation sleeve 102, and pin 100 is solidSurely be assemblied among plug insulation sleeve 102, plug insulation sleeve 102 is fixedly assemblied in plug casing 101,Socket 2 comprises Socket casing 201, insulating sleeve 8 and insulation contact assembly 9. In general, jack shellBody 101 and Socket casing 201 are all to adopt Al-alloy metal manufacture, possess certain antiseptic property, socketHousing 201 comprises base 201a, upper cover 201b, gland 201c, the fixing dress of upper cover 201b and base 201aJoin, both fix and are mounted to entirety, and gland 201c and upper cover 201b hinge mounted, when plug 1 insertsOpen gland 201c, the gland 201c that closes does not seal the used time. Insulating sleeve 8 is fixedly assemblied in socketIn housing 201, insulation contact assembly 9 comprises the quiet cover 3 of insulation and the moving cover 4 of insulation, and the quiet cover 3 that insulate is relatively exhaustedThe static assembling of edge sleeve 8, the moving cover 4 of insulation rotates assembling relative to insulating sleeve 8, and the quiet cover 3 that insulate is provided with quietContact assembly 7, the moving cover 4 of insulation is provided with moving contact component 6 and connection-peg assembly 5, static contact component 7 and movingContact assembly 6 is conflicted and is coordinated, and the static assembling of the quiet cover 3 of the so-called insulation of the present embodiment refers to that insulation stationary seat 3 isBe fixedly mounted among insulating sleeve 8. The rotating assembling relative to socket 2 and referring to that insulation moves of the moving cover 4 of insulationCover 4 is installed in rotation in socket 2, and its rotational motion is ordered about by plug 1, as plug 1 fromMoving, under ordinary state, the moving cover 4 of insulation is arranged in insulating sleeve 8 in static state of awaiting orders. Moving contactConflict between assembly 6 and static contact component 7 coordinates, and has two kinds of implications depending on its concrete structure: the one,Both are fixedly mounted on respectively among the moving cover 4 of insulation and the quiet cover 3 of insulation, and therefore both have treating of being separatedLife state, in the time that plug 1 insertion drives moving cover 4 rotation of insulation, moving contact component 6 rotates until support thereuponTouch the duty of static contact component 7 in circuit turn-on, otherwise disconnecting circuit is got back to armed state; TwoBe that both conflict all the time, the rotation of the moving cover 4 of insulation can not cause both to disconnect. The first in the present embodimentStructure is the dynamic/static contact assembly 6,7 being applicable on zero line or live wire, and the second structure is to be applicable to groundLine, does not affect both conductings even if the dynamic/static contact assembly of ground wire 6,7 moving contact components 6 rotate yet. InsertAdapter assembly 5 comprises connection-peg g1 and locating part 500, moving contact component 6 and connection-peg g1 conducting assembling,Moving contact component 6 and connection-peg g1 are the interaction relations of conducting all the time, and both are one knots in the present embodimentStructure. Socket casing 201 inwalls are provided with stopper slot 202, and connection-peg g1 comprises at least two support lobe g11, instituteState between support lobe g11 and there is support intervalvular spaces g12, in the time that the pin 100 of plug 1 inserts connection-peg g1, manySheet support lobe g11 outwards strut can improve itself and pin 100 fit tightly and produce good feel. SpacingPart 500 comprises fork 501 and back-moving spring 502, and fork 501 comprises the inner 501a of fork, fork outer end501b and oscillation center 501c, the inner 501a of fork is freely assemblied among support intervalvular spaces g12, forkOuter end 501b is freely assemblied among stopper slot 202, the spacing moving cover 4 of insulation that is assemblied in of oscillation center 501cAmong, back-moving spring 502 is conflicted and is assemblied between fork 501 and the moving cover 4 of insulation. Fork 501 is similarIn leverage, oscillation center 501c is the central pivot point that fork 501 rotates around it, so-called spacing assemblingBe that this oscillation center is limited in insulating among moving cover 4, but can not hinder again fork 501 to rotate around it,And the inner 501a of fork and freely assembling of fork outer end 501b refer to that both locate in the time that fork 501 is not stressedIn free state, fork outer end 501b is positioned at stopper slot 202 under free state, the moving cover 4 of now insulation byCannot rotate in being subject to Socket casing 201 lockings, prevent that it from rotating because of unexpected or vibration, occurs safetyHidden danger, in the time that the pin 11 of plug 1 inserts support intervalvular spaces g12, the inner 501a of the fork of can conflicting, continuesPromote fork 501 and rotate around oscillation center 501c, fork outer end 501b leaves stopper slot 202 retraction insulationMoving cover 4, the moving cover 4 of insulation obtains discharging and is able to smooth rotation, forces in reset bullet when fork 501 rotates simultaneouslySpring 502, treats that plug 1 leaves socket 2, and back-moving spring 502 drives fork 501 to turn round, the inner 501a of fork501b comes back to free state with fork outer end.
Figure 13 comprises insulating lid 40 and two assemblies 41, insulation to the moving cover 4 of insulation shown in Figure 17, Figure 21Lid 40 assembles towards plug 1, insulating lid 40 towards meaning that it is contact plug 1 at first, insulationLid 40 is fixed on the moving cover of insulation 4 upper ends, in the time that the moving cover 4 of insulation is assemblied in insulating sleeve 8, itsThe insulating lid 40 of upper end exposes. Each assembly 41 comprises front assembling post 41a and rear assembling post 41b, front dressJoin between post 41a and rear assembling post 41b and have assembly cavity 41c, insulating lid 40 is provided with two lid 40c, everyIndividual lid 40c and the fixing assembling of each assembly 41, each lid 40c comprises vertical capping 40c1 and Heng GaiFace 40c2, vertical capping 40c1 longitudinally hides assembly 41, and horizontal capping 40c2 laterally hides assembly 41, twoBetween lid 40c, be provided with the fork chamber 40d that connects insulating lid 40 outer walls, fork 501 is provided with fork fulcrum shaft501d, oscillation center 501c is assemblied on the axle center of fork fulcrum shaft 501d, two of fork fulcrum shaft 501dEnd is respectively among the spacing assembly cavity 41c that is assemblied in two assemblies 41, and back-moving spring 502 is conflicted and is assemblied in pendulumBetween bar 501 and assembly 41. Oscillation center 501c is the axle center of fork fulcrum shaft 501d, due to twoLid 40c is fixedly assemblied in also shape respectively at this point of 41, two assembly cavity 41c of two assemblies from top and sideBecome to be positioned at the space that rotate therein at two ends both sides, that can hold respectively fork fulcrum shaft 501d, therefore pendulumThe two ends of bar fulcrum shaft 501d can only be rotated among two assembly cavity 41c.
Insulating lid 40 shown in Fig. 4, Fig. 9, Figure 10 is provided with insulating lid end face 40a and positioning convex column 40b,The described plug insulation sleeve 102 of stating is provided with plug insulation sleeve end face 102a and detent 102b, insulating lid end face40a and plug insulation sleeve end face 102a conflict and coordinate, and positioning convex column 40b and detent 102b conflict and coordinate,Positioning convex column 40b and detent 102b have the profile matching. Insulating lid end face 40a and plug insulationCover end face 102a is two roughly even curfaces, and plug 1 inserts socket 2 until these two surfaces are inconsistent,Be that so-called insulating lid end face 40a and plug insulation sleeve end face 102a conflict coordinate, further enhanced leaktightnessInsulation effect, and simultaneously positioning convex column 40b enters detent 102b because both have matchJoin profile and conflict.
Shown in Figure 17, Figure 18, Figure 20, the quiet cover 3 that insulate is provided with cavity 300, edge stationary ring 301 and limitEdge stationary ring lacks 302, and the moving cover 4 of described insulation is provided with projection 400, edge rotating ring 401 and edge rotating ring and lacks 402,Projection 400 is assemblied in cavity 300, and edge stationary ring 301 is assemblied in edge rotating ring and lacks in 402, and edge is movingRing 401 is assemblied in edge stationary ring and lacks in 302, static contact component 7 and the fixing assembling of cavity 300, moving contactAssembly 6 and the fixing assembling of projection 400. Projection 400, edge stationary ring 301, edge rotating ring 401 are along with insulationMoving cover 4 rotate and lack 402 at cavity 300, edge rotating ring respectively, edge stationary ring lacks 302 and rotates, until phaseConflict, simultaneously moving contact component 6 conflict static contact components 7. There is just right rotation feel and raisingThe effect of sealed insulation.
Figure 10 is to shown in Figure 12, and the moving cover 4 of quiet cover 3 and insulation that insulate is respectively equipped with the quiet cover external screw thread 350 of insulationWith the moving cover of insulation external screw thread 450, insulating sleeve 8 is provided with insulating sleeve internal thread 820. The quiet cover 3 that insulate passes throughScrew thread is fixedly assemblied among insulating sleeve 8, and the moving cover 4 of insulation is by the relative insulating sleeve 8 of screw threadBe assemblied in rotationally among insulating sleeve 8, therefore the scope that arranges of insulating sleeve internal thread 820 is more quiet than insulationCover external screw thread 350 add the moving cover of insulation external screw thread 450 that scope is set is large.
Cavity 300 sidewalls shown in Figure 18, Figure 20, Figure 22, Figure 23, Figure 24 are provided with at least two arcsGroove 300a, projection 400 sidewalls are provided with hole 400c and are assemblied in the spring 400d in the 400c of hole, spring 400dAnd between deep-slotted chip breaker 300a, assemble steel ball 400e. Under ordinary state steel ball 400e conflict at deep-slotted chip breaker 300a andBetween spring 400d, while rotating moving contact component 6, steel ball 400e is through the work of first deep-slotted chip breaker 300aWith, inside Compress Spring 400d is hole 400c until steel ball 400e retracts completely, until enter second arcGroove 300a, steel ball 400e is released, and the distance between two deep-slotted chip breaker 300a of spaced furthest depends on6 revolvable angles of moving contact component, by said structure can bring rotation clear feel and can be squareJust control the position of moving contact component 6.
Shown in Figure 20, Figure 22, Figure 23, Figure 24, projection 400 has single moving contact component 6 Hes of assemblingThe projection cavity 400a of single static contact component 7, projection cavity 400a has the loose of perforation projection 400 sidewallsPassage of heat 400b. Although projection cavity 400a is arranged among projection 400, when projection 400 fillsWhile fitting in cavity 300, static contact component 7 and its corresponding moving contact component 6 can be contained in sameAmong individual projection cavity 400a. The number of projection cavity 400a is decided by dynamic/static contact assembly 6,7, thisIn embodiment, owing to being to need live wire and zero line two to the dynamic/static contact assembly 6,7 coordinating, and ground wire is a pair ofAll the time the dynamic/static contact assembly 6,7 of contact, amounts to three projection cavity 400a. By projection cavity 400aMake to need the dynamic/static contact unit coordinating to obtain the separate space that belongs to it, improved undoubtedly security, and logicalCross out to the heat dissipation channel 400b of projection 400 sidewalls and dispel the heat.
Fig. 9 is to shown in Figure 12, and the present embodiment has also done special setting for the structure of sealed insulation, insulationBetween quiet cover 3 and insulating sleeve 8, be provided with static sealing ring o1, between the moving cover 4 of insulation and insulating sleeve 8, be provided withDynamic seal ring o2, by two sealing rings that echo mutually, is isolated in moving insulation cover 4 and the quiet cover 3 of insulation absolutelyThe inside of edge sleeve 8, brings the advantage that strengthens sealed insulation effect, effectively stops to fire hidden danger. Upper cover 201bBe provided with upper cover internal thread 201b1, upper cover sealing surface 201b2, insulating sleeve 8 be provided with insulating sleeve external screw thread 810,Insulating sleeve sealing surface 830, insulating sleeve external screw thread 810 and the fixing assembling of upper cover internal thread 201b1, upper coverBetween sealing surface 201b2 and insulating sleeve sealing surface 830, be provided with sleeve seal circle o3. Insulating sleeve hereinSealing surface 830 or upper cover sealing surface 201b2 not should be understood to plane, and are interpreted as sealing position,To play the position being sealed and matched. By the further reinforced insulation sleeve 8 of sleeve seal circle o3 and upper coverInsulated enclosure effect between 201b, is divided into top and the bottom effectively by Socket casing 201 inner spaces.Described insulating sleeve 8 is provided with bulge loop 840, and this bulge loop 840 comprises bulge loop plane 840a and bulge loop inclined-plane 840b,The relative bulge loop plane of bulge loop inclined-plane 840b 840a tilts to assemble, and described insulating sleeve sealing surface 830 is assemblied inBulge loop inclined-plane 840b. Bulge loop plane 840a and bulge loop inclined-plane 840b are interpreted as being respectively two planes, protrudingEncircling 840 is to be positioned at one, 8 outside of insulating sleeve ring-type, and bulge loop plane 840a is positioned at insulating sleeve 8 outermostsSide, and insulating sleeve sealing surface 830, the position that insulating sleeve 8 plays sealing function is located in bulge loop inclined-plane840b。
Shown in Figure 18, Figure 19, for stable ground wire conflict performance is provided, ground wire moving contact 610 is provided with bulletSpring hole 611 and the spacing spring 612 being assemblied in spring eye 611, ground wire moving contact 610 and ground wire static contactBetween 710, be provided with gnd conductor d, spring 612 is conflicted and is assemblied between spring eye 611 and gnd conductor d,Gnd conductor d conflicts and is assemblied between ground wire moving contact 610 and ground wire static contact 710.
Shown in Figure 18, Figure 25, Figure 26, static contact component 7 comprise fixed contact pedestal e1, static contact sheet e2 withAnd static contact e3, static contact sheet e2 and fixed contact pedestal e1 riveted joint assembling, static contact e3 and static contact sheet e2Fixing assembling, moving contact component 6 comprises movable contact block f1 and moving contact f2, moving contact f2 and movable contact blockThe fixing assembling of f1. Particularly point out the live wire of the present embodiment or the applicable above-mentioned knot of the dynamic/static contact assembly of zero line 6,7Structure, can bring static contact component 7 a little pressurized deformation by static contact sheet e2 is set, and both are conflictedTightr, static contact sheet e2 is fixedly assemblied in fixed contact pedestal e1 by riveting method simultaneously, can improve dressThe reliability of joining, prevents empty touching. Static contact e3 can assemble with static contact sheet e2 is fixing in several ways,Can be riveted joint, can be also welding, certainly taking riveted joint as good.
Shown in Figure 25, Figure 26, fixed contact pedestal e1 is integrally formed, and it comprises fixed contact pedestal protuberance e11, quietContact base protuberance e11 has the riveted joint plane e12 arranging towards side, and riveted joint plane e12 is provided with riveting columnE13, static contact sheet e2 thickness is equal, and static contact sheet e2 comprises riveted joint end e21, and riveted joint end e21 is provided with rivetingMeet hole e22, riveting column e13 riveted joint assembling riveted holes e22, riveted joint end e21 covers assembling riveted joint plane e12,Be used for continuing compactness and the assembly reliability of reinforcement static contact component 7 after pressurized is conflicted.
Claims (3)
1. explosion proof plug device, comprises plug (1) and socket (2), it is characterized in that:
Plug (1) comprises plug casing (101) and plug insulation sleeve (102), plug insulation sleeve (102)Fixedly be assemblied in plug casing (101),
Socket (2) comprises Socket casing (201), insulating sleeve (8) and insulation contact assembly (9),
Insulating sleeve (8) is fixedly assemblied in Socket casing (201),
Insulation contact assembly (9) comprises the quiet cover of insulation (3) and the moving cover of insulation (4), and quiet cover (3) insulateThe static assembling of insulating sleeve (8) relatively, the moving cover of insulation (4) rotates assembling relative to insulating sleeve (8),
The quiet cover (3) that insulate is provided with static contact component (7),
The moving cover of insulation (4) is provided with moving contact component (6) and connection-peg assembly (5),
Static contact component (7) and moving contact component (6) are conflicted and are coordinated,
Connection-peg assembly (5) comprises connection-peg (g1) and locating part (500),
Moving contact component (6) and connection-peg (g1) conducting assembling,
Socket casing (201) inwall is provided with stopper slot (202),
Connection-peg (g1) comprises at least two support lobes (g11), has between support lobe between described support lobe (g11)Gap (g12),
Locating part (500) comprises fork (501) and back-moving spring (502), and fork (501) comprises pendulumBar the inner (501a), fork outer end (501b) and oscillation center (501c),
Fork the inner (501a) is freely assemblied among support intervalvular spaces (g12), fork outer end (501b)Freely be assemblied among stopper slot (202) the spacing moving cover of insulation (4) that is assemblied in of oscillation center (501c)Among, back-moving spring (502) is conflicted and is assemblied between fork (501) and the moving cover of insulation (4).
2. according to explosion proof plug device claimed in claim 1, it is characterized in that: the moving cover of described insulation (4)Comprise insulating lid (40) and two assemblies (41), insulating lid (40) is towards plug (1) assembling, eachAssembly (41) comprises front assembling post (41a) and rear assembling post (41b), front assembling post (41a) and afterBetween assembling post (41b), have assembly cavity (41c), insulating lid (40) is provided with two lids (40c), everyThe fixing assembling of individual lid (40c) and each assembly (41), each lid (40c) comprises vertical capping (40c1)With horizontal capping (40c2), vertical capping (40c1) longitudinally hides assembly (41), horizontal capping (40c2) horizontal strokeTo hiding assembly (41), between two lids (40c), be provided with the fork chamber that connects insulating lid (40) outer wall(40d), fork (501) is provided with fork fulcrum shaft (501d), and oscillation center (501c) is assemblied in forkOn the axle center of fulcrum shaft (501d), the two ends of fork fulcrum shaft (501d) are spacing is respectively assemblied in two assemblingsAmong the assembly cavity (41c) of body (41), back-moving spring (502) conflict be assemblied in fork (501) andBetween assembly (41).
3. according to explosion proof plug device claimed in claim 2, it is characterized in that: described insulating lid (40)Be provided with insulating lid end face (40a) and positioning convex column (40b), described plug insulation sleeve (102) is provided with plugInsulation sleeve end face (102a) and detent (102b), insulating lid end face (40a) and plug insulation sleeve endFace (102a) is conflicted and is coordinated, and positioning convex column (40b) and detent (102b) are conflicted and coordinated, locationProjection (40b) and detent (102b) have the profile matching.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410317915.5A CN104037524B (en) | 2014-07-04 | 2014-07-04 | Explosion proof plug device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410317915.5A CN104037524B (en) | 2014-07-04 | 2014-07-04 | Explosion proof plug device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104037524A CN104037524A (en) | 2014-09-10 |
| CN104037524B true CN104037524B (en) | 2016-05-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410317915.5A Active CN104037524B (en) | 2014-07-04 | 2014-07-04 | Explosion proof plug device |
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| Country | Link |
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| CN (1) | CN104037524B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108879181A (en) * | 2018-06-28 | 2018-11-23 | 池州市达宏信息技术有限公司 | A kind of socket convenient to use |
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|---|---|---|---|---|
| CN108598775A (en) * | 2018-06-07 | 2018-09-28 | 乐清市瑞博电气厂 | It is a kind of that there is the floor socket outlet for opening conversion upspring type back box |
| CN110880658B (en) * | 2018-09-06 | 2021-07-13 | 神讯电脑(昆山)有限公司 | Connector protection device |
| CN113328287B (en) * | 2021-03-22 | 2023-02-28 | 合隆防爆电气有限公司 | Energy-consuming type explosion-proof connector |
| CN113381225B (en) * | 2021-05-17 | 2023-03-14 | 贵州航天电器股份有限公司 | Circumference locking and separating connector |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0237383A2 (en) * | 1986-02-06 | 1987-09-16 | Itt Industries, Inc. | Electrical connector |
| CN1109644A (en) * | 1994-01-26 | 1995-10-04 | 曼内克斯电子技术有限公司及两合公司 | Plug with multi-poles, especially circular plug |
| US6827597B1 (en) * | 2003-11-20 | 2004-12-07 | Pgs Americas, Inc. | Combined electrical and optical cable connector particularly suited for marine seismic sensor streamers |
| CN2901624Y (en) * | 2006-04-12 | 2007-05-16 | 北京交通大学 | Novel electric connector for electric tools and equipments |
| CN102222849A (en) * | 2010-04-15 | 2011-10-19 | 韩剑桦 | Explosionproof electrical connector, plug and socket thereof |
| CN102709749A (en) * | 2012-06-26 | 2012-10-03 | 苏州工业园区丰年科技有限公司 | Locking structure of connector and connector with same |
| CN203119209U (en) * | 2012-12-28 | 2013-08-07 | 创正防爆电器有限公司 | Plug connection device |
| CN203932405U (en) * | 2014-07-04 | 2014-11-05 | 乐清市长征电器开关厂 | Explosion proof plug device |
-
2014
- 2014-07-04 CN CN201410317915.5A patent/CN104037524B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0237383A2 (en) * | 1986-02-06 | 1987-09-16 | Itt Industries, Inc. | Electrical connector |
| CN1109644A (en) * | 1994-01-26 | 1995-10-04 | 曼内克斯电子技术有限公司及两合公司 | Plug with multi-poles, especially circular plug |
| US6827597B1 (en) * | 2003-11-20 | 2004-12-07 | Pgs Americas, Inc. | Combined electrical and optical cable connector particularly suited for marine seismic sensor streamers |
| CN2901624Y (en) * | 2006-04-12 | 2007-05-16 | 北京交通大学 | Novel electric connector for electric tools and equipments |
| CN102222849A (en) * | 2010-04-15 | 2011-10-19 | 韩剑桦 | Explosionproof electrical connector, plug and socket thereof |
| CN102709749A (en) * | 2012-06-26 | 2012-10-03 | 苏州工业园区丰年科技有限公司 | Locking structure of connector and connector with same |
| CN203119209U (en) * | 2012-12-28 | 2013-08-07 | 创正防爆电器有限公司 | Plug connection device |
| CN203932405U (en) * | 2014-07-04 | 2014-11-05 | 乐清市长征电器开关厂 | Explosion proof plug device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108879181A (en) * | 2018-06-28 | 2018-11-23 | 池州市达宏信息技术有限公司 | A kind of socket convenient to use |
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| Publication number | Publication date |
|---|---|
| CN104037524A (en) | 2014-09-10 |
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