CN206135012U - Core subassembly of explosion -proof connector, explosion -proof plug and explosion -proof socket - Google Patents

Abstract

The utility model provides a core subassembly, including a plurality of cores, core cover of core subassembly of explosion -proof connector, explosion -proof plug and explosion -proof socket, explosion -proof connector. The core cover supports tight inside a plurality of core accommodating space of formation including core cover protecgulum, the core cover back lid that can dismantle the connection, core cover protecgulum, core cover back lid tip each other, and the core lies in corresponding core accommodating space and is pressed from both sides tightly between core cover protecgulum and core cover back lid. Thereby the core is changed with core cover back lid convenient to detach to core cover protecgulum, and resources are saved has reduced manufacturing cost, and the mounting means of post assembling again after the core cover is taken apart inserting the core for the size cooperation can be accomplished closely with the core cover is inside to the core, forms better flame proof effect, uses safelyr.

Description

The core assembly of explosion-proof connector, anti-explosion plug and Explosionproof socket

Technical field

This utility model belongs to field of explosion, the specifically related to core assembly of explosion-proof connector, anti-explosion plug and Explosionproof socket.

Background technology

In explosion-proof place, electrical equipment electrical connection is needed using special explosion-proof connector, including the explosion-proof of mutually slotting connection Plug, Explosionproof socket.All have for the conductive core assembly of grafting inside anti-explosion plug and Explosionproof socket.The core group of anti-explosion plug Part includes electric mortiser pin, the integrally formed core retainer plate as multiple core bodys；The core assembly of Explosionproof socket is included as multiple core bodys Electric mortiser set, integrally formed core retainer plate.Either anti-explosion plug or Explosionproof socket, the outer circle wall of the core body of its internal core assembly On have multiple shell fragments as agnail in one direction, the shell fragment causes core body to be inserted in core retainer plate, but, after insertion Shell fragment is axially against inside core retainer plate along core body, and core body is difficult from core retainer plate inside to take out, and needs the instrument of specialty.Thus when core body exists When damaging during use, it has not been convenient to keep in repair.Further, core body directly snaps in the mounting means in core retainer plate using surface shell fragment, certainly Determine to certainly exist certain gap between core outer surface and core retainer plate inner surface, thus can not be used in high level explosion-proof Place.

Utility model content

Problem to be solved in the utility model is to provide a kind of core assembly of explosion-proof connector.

To solve the above problems, the technical scheme that this utility model is provided is:A kind of core assembly of explosion-proof connector, including Multiple core bodys, the core retainer plate being fixed on the core body is arranged, the core retainer plate includes dismantling after core retainer plate protecgulum, the core retainer plate of connection Lid, the core retainer plate protecgulum, core retainer plate bonnet end mutually push against and are internally formed multiple core body receiving spaces, and the core body is located at corresponding The core body receiving space in and be clamped between the core retainer plate protecgulum and the core retainer plate bonnet.

In some embodiments, there is the radially outwardly core body boss of a circle, the core on the core body Body boss is clamped between the core retainer plate protecgulum and the core retainer plate bonnet.

Another technical problem to be solved in the utility model is to provide a kind of anti-explosion plug.

To solve the above problems, the technical scheme that this utility model is provided is:A kind of anti-explosion plug, includes any of the above The core assembly of the explosion-proof connector of scheme, wherein, the core body is electric mortiser pin, and described anti-explosion plug also includes being arranged being installed on Plug casing on the core retainer plate, the connect cover being sheathed on the plug casing.

In some embodiments, there is the core retainer plate boss for projecting radially outward, the plug casing pipe on the core retainer plate Intracavity has the radially inwardly projecting plug inner convex platform of a circle, and is also fixed with a circle plug in the plug casing tube chamber Jump ring, the core retainer plate boss is stuck between the plug inner convex platform and the plug jump ring.

In some embodiments, the electric mortiser pin forward extends out the core retainer plate protecgulum, and the core of the anti-explosion plug There is the socket positioning groove of the flame proof end that can house the Explosionproof socket between the anterior and described electric mortiser pin of set protecgulum.

Another technical problem to be solved in the utility model is to provide a kind of Explosionproof socket.

To solve the above problems, the technical scheme that this utility model is provided is:A kind of Explosionproof socket, includes to take up an official post The core assembly of the explosion-proof connector of one scheme, wherein, the core body is electric mortiser set, for mutually inserting with the electric mortiser pin in anti-explosion plug Coordinate, the Explosionproof socket also includes being arranged the Socket casing being installed on the core retainer plate.

In some embodiments, there is the core retainer plate boss for projecting radially outward, the Socket casing pipe on the core retainer plate Intracavity is enclosed in step in radially-inwardly convex socket, and the Socket casing tube chamber with one and is also fixed with a circle socket card Spring, the core retainer plate boss is stuck in the socket between step and the socket jump ring.

In some embodiments, the inner surface of Explosionproof socket core retainer plate protecgulum has mutually tight with the outer surface of electric mortiser set Leakproof fit first explosion suppresion surface, the front portion of Explosionproof socket core retainer plate protecgulum is flame proof end, and the inner surface of the flame proof end has With mutually close-fitting second explosion suppresion surface of electric mortiser pin outer surface of anti-explosion plug, when the anti-explosion plug and the Explosionproof socket phase When inserting is closed, first explosion suppresion surface covers the space of contact site by electric mortiser pin is housed in core retainer plate with second explosion suppresion surface with electric mortiser It is divided into closed flame proof space.

In some further embodiments, the flame proof end is by prolonging after core retainer plate protecgulum radial contraction and axially forward Stretch to be formed, the flame proof end can close with the socket positioning groove phase inserting in anti-explosion plug.

The utility model has the advantages that:Core retainer plate is mutually torn open with core retainer plate bonnet by core retainer plate protecgulum and is connected, easy to disassemble so as to changing Core body, economizes on resources, and reduces production cost；And core retainer plate assemble again after after taking apart core body is inserted after mounting means, make Obtaining core outer surface can accomplish that dimensional fits closely, form preferable flame proof effect, using safer with core retainer plate inner surface.

Description of the drawings

Below in conjunction with the accompanying drawings and embodiment is further described to this utility model

Fig. 1 is connected view for anti-explosion plug with Explosionproof socket；

Fig. 2 is connected state cross-sectional view for anti-explosion plug with Explosionproof socket；

Fig. 3 is anti-explosion plug cross-sectional view；

Fig. 4 is Explosionproof socket cross-sectional view；

Wherein:10,10 ', core retainer plate；11,11 ', core retainer plate protecgulum；111st, socket positioning groove；111 ', flame proof end；12, 12 ', core retainer plate bonnet；13,13 ', core retainer plate boss；14,14 ', screw；20,20 ', core body；21,21 ', core body boss；31st, plug Housing；311st, plug inner convex platform；32nd, connect cover；33rd, plug cover；34th, plug jump ring；41st, Socket casing；411st, platform in socket Rank；42nd, socket cover；43rd, socket jump ring；A, the first explosion suppresion surface；B, the second explosion suppresion surface；C, flame proof space.

Specific embodiment

A kind of anti-explosion plug of explosion-proof connector, including：

Core assembly, as shown in accompanying drawing 2,3, core assembly includes multiple core bodys 20 as electric mortiser pin, is arranged and is fixed on core body Core retainer plate 10 on 20, core retainer plate 10 includes that core retainer plate protecgulum 11, the core retainer plate bonnet 12 of connection can be dismantled, after core retainer plate protecgulum 11, core retainer plate The end of lid 12 mutually pushes against and is internally formed multiple core body receiving spaces.Multiple core bodys 20, i.e. electric mortiser pin are received positioned at corresponding core body Hold in space and be clamped between core retainer plate protecgulum 11 and core retainer plate bonnet 12.Have a circle radially outwardly on core body 20 Core body boss 21, the core body boss 21 is clamped between the core retainer plate protecgulum 11 and the core retainer plate bonnet 12.This enforcement In example, dismounting connection is realized by screw 14 between core retainer plate protecgulum 11, core retainer plate bonnet 12, but be not limited to using the dismounting of screw Fixed form, concrete fixed form considers conventional mechanical mounting means, does not describe in detail.Wherein, in multiple electric mortiser pins one be zero line Or ground wire contact pin, its size wants thick and long, coordinates multiple electric mortiser sets of Explosionproof socket in following texts with respect to other electric mortiser pins, multiple Also there is one in electric mortiser set for zero line or ground wire plug bush, its size is bigger with respect to other electric mortiser set sizes, is in order to avoid explosion-proof Socket produces electric spark with anti-explosion plug when hot-swappable.

A kind of anti-explosion plug of explosion-proof connector, also includes：

Plug casing 31, plug casing 31 is arranged and is installed on core retainer plate 10；

Plug cover 33, when anti-explosion plug and Explosionproof socket are not connected with, plug cover 33 is sheathed on before plug casing 31 Portion；

Connect cover 32, connect cover 32 is sheathed on plug casing 31, when anti-explosion plug is connected with Explosionproof socket, connection Cover 32 is connected with the leading section of Socket casing 41 dismounting of following Explosionproof sockets, and works as anti-explosion plug and be not connected with Explosionproof socket When, connect cover 32 is connected with the dismounting of plug cover 33, can be threaded connection as dismounting mode, can be that revotating card button connects Connect, do not describe in detail.

There is the core retainer plate boss 13 for projecting radially outward on core retainer plate 10, originally apply in example, core retainer plate boss 13 is arranged at before core retainer plate On lid 11, because core retainer plate protecgulum 11 is fixed together with core retainer plate bonnet 12, thus core retainer plate boss 13 is arranged on core retainer plate bonnet 12 Also can, or both core retainer plate boss 13 is all set.There is the radially inwardly projecting plug convex of a circle in the tube chamber of plug casing 31 A circle plug jump ring 34 is also fixed with platform 311, and the tube chamber of plug casing 31, on the lumen wall of plug casing 31 one is provided with Ring recess, jump ring 34 is arranged in groove, and plug inner convex platform 311 is with plug jump ring 34 respectively along the axially distribution of plug casing 31, core Set boss 13 is stuck between plug inner convex platform 311 and plug jump ring 34.When core assembly is taken out from plug casing 31, need First jump ring 34 is taken out from groove.

Core body 20, i.e. electric mortiser pin, forward extend out core retainer plate protecgulum 11, and the front portion of the core retainer plate protecgulum 11 of anti-explosion plug and electricity Socket positioning groove 111 is formed between contact pin, when anti-explosion plug is connected with Explosionproof socket, the socket positioning groove 111 can be received Hold the flame proof end 111 ' for stating Explosionproof socket.

A kind of Explosionproof socket of explosion-proof connector, comprising：

Core assembly, as shown in accompanying drawing 2,4, core assembly include it is multiple as electric mortiser set core body 20 ', be arranged and be fixed on core body Core retainer plate 10 ' on 20 ', core retainer plate 10 ' includes core retainer plate protecgulum 11 ', the core retainer plate bonnet 12 ' that can dismantle connection, core retainer plate protecgulum 11 ', The end of core retainer plate bonnet 12 ' mutually pushes against and is internally formed multiple core body receiving spaces, and multiple core bodys 20 ', i.e. electric mortiser set is located at corresponding Core body receiving space in and be clamped between core retainer plate protecgulum 11 ' and core retainer plate bonnet 12 '.There is a circle along it on core body 20 ' The core body boss 21 ' for projecting radially outward, the core body boss 21 ' is clamped at the core retainer plate protecgulum 11 ' and core retainer plate bonnet 12 ' Between.Likewise, realizing dismounting connection by screw 14 ' between core retainer plate protecgulum 11 ', core retainer plate bonnet 12 ', but it is not limited to adopt The dismounting fixed form of screw, concrete fixed form considers conventional mechanical mounting means, does not describe in detail.Wherein, in multiple electric mortiser sets One is zero line or ground wire plug bush, and its size is thick and long with respect to other electric mortiser sets, coordinates aforementioned zero line or ground wire contact pin to use.

A kind of Explosionproof socket of explosion-proof connector, also includes：

Socket casing 41, Socket casing 41 is arranged and is installed on core retainer plate 10 '；

Socket cover 42, for covering at the front portion of Socket casing 41, and the connection that can be dismantled.And work as anti-explosion plug and prevent When quick-fried socket is not connected with, socket cover 42 covers at the anterior mutually dismounting connection of Socket casing 41, and work as anti-explosion plug with it is explosion-proof When socket is connected, Socket casing 41 is covered on the front portion of plug casing 31, and connect cover 32 covers at the leading section of Socket casing 41 Can be threaded connection as dismounting mode and dismounting is connected, can be the connection of revotating card button, not describe in detail.

Have on core retainer plate 10 ' in the core retainer plate boss 13 ' that projects radially outward, the tube chamber of Socket casing 41 have a circle radially to A circle socket jump ring 43, core retainer plate boss 13 ' are also fixed with step 411 in the socket of convex, and the tube chamber of Socket casing 41 It is stuck in socket between step 411 and socket jump ring 43.Step 411 and socket jump ring 43 are respectively along Socket casing 41 in socket Axially distribution.Concrete structure is not described in detail with reference to anti-explosion plug.

After the radial contraction of core retainer plate protecgulum 11 ' of Explosionproof socket and extend axially forward to form flame proof end 111 ', flame proof end Portion 111 ' can close with the phase inserting of socket positioning groove 111 in anti-explosion plug.As shown in Figure 4, Explosionproof socket core retainer plate protecgulum 11 ' Inner surface have with electric mortiser set the mutually close-fitting first explosion suppresion surface a of outer surface, the front portion of Explosionproof socket core retainer plate protecgulum 11 ' For flame proof end 111 ', the inner surface of flame proof end 111 ' has mutually close-fitting with the electric mortiser pin outer surface of anti-explosion plug the Two explosion suppresion surface b.As shown in Figure 2, when anti-explosion plug is closed with the inserting of Explosionproof socket phase, the first explosion suppresion surface a and the second explosion suppresion surface b Electric mortiser pin will be housed in core retainer plate 10 ' and is divided into closed flame proof space c, upon connection normal operation with the space of electric mortiser set contact site During, it is possible to produce electric spark between electric mortiser pin and electric mortiser set contact site, the first explosion suppresion surface a's and the second explosion suppresion surface b Under effect, electric spark is isolated in the c of flame proof space, so as to avoid stretching outwardly.It is thus able to be used in high level Explosion-proof place.

In order that good airproof performance, can increase sealing ring between each component.

As shown in accompanying drawing 1,2, when explosion-proof connector is without electrically connecting, i.e., when anti-explosion plug is connected with Explosionproof socket, will Each socket cover 42, plug cover 33 are removed, by multiple electric mortiser pins, i.e. core body 20, the multiple electric mortiser sets of correspondence, i.e. core body 20 ', insertion , Socket casing 41 covered on the front portion of plug casing 31, and connect cover 32 covers at the leading section of Socket casing 41 and the company of dismounting Connect fixation.

Examples detailed above only to illustrate technology design of the present utility model and feature, its object is to allow and be familiar with technique People is to will appreciate that content of the present utility model and implement according to this, can not limit protection domain of the present utility model with this.It is all The equivalent transformation done according to this utility model spirit or modification, all should cover protection domain of the present utility model it It is interior.

Claims (9)

1. a kind of core assembly of explosion-proof connector, including multiple core bodys（20,20 '）, be arranged and be fixed on the core body（20,20 '） On core retainer plate（10,10 '）, it is characterised in that：The core retainer plate（10,10 '）Including the core retainer plate protecgulum that can dismantle connection（11, 11’）, core retainer plate bonnet（12,12 '）, the core retainer plate protecgulum（11,11 '）, core retainer plate bonnet（12,12 '）End mutually pushes against internal shape Into multiple core body receiving spaces, the core body（20,20 '）In the corresponding core body receiving space and it is clamped at described Core retainer plate protecgulum（11,11 '）With the core retainer plate bonnet（12,12 '）Between.

2. the core assembly of explosion-proof connector according to claim 1, it is characterised in that, the core body（20,20 '）Upper tool There is the core body boss that a circle is radially outwardly（21,21 '）, the core body boss（21,21 '）It is clamped at the core retainer plate Protecgulum（11,11 '）With the core retainer plate bonnet（12,12 '）Between.

3. a kind of anti-explosion plug of the core assembly of the explosion-proof connector included described in claim 1 or 2, it is characterised in that：Institute State core body（20）For electric mortiser pin, described anti-explosion plug also includes being arranged being installed on the core retainer plate（10）On plug casing （31）, be sheathed on the plug casing（31）On connect cover（32）.

4. anti-explosion plug according to claim 3, it is characterised in that, the core retainer plate（10）Above have and project radially outward Core retainer plate boss（13）, the plug casing（31）There is the radially inwardly projecting plug inner convex platform of a circle in tube chamber（311）, and And the plug casing（31）A circle plug jump ring is also fixed with tube chamber（34）, the core retainer plate boss（13）It is stuck in described inserting Head inner convex platform（311）With the plug jump ring（34）Between.

5. anti-explosion plug according to claim 3, it is characterised in that, the electric mortiser pin forward extends out the core retainer plate protecgulum （11）, and the core retainer plate protecgulum of the anti-explosion plug（11）Anterior and described electric mortiser pin between have can house described explosion-proof The flame proof end of socket（111’）Socket positioning groove（111）.

6. a kind of Explosionproof socket of the core assembly of the explosion-proof connector included described in claim 1 or 2, it is characterised in that：Institute State core body（20’）For electric mortiser set, for closing with the electric mortiser pin phase inserting in anti-explosion plug, the Explosionproof socket also includes being arranged peace Loaded on the core retainer plate（10’）On Socket casing（41）.

7. Explosionproof socket according to claim 6, it is characterised in that, the core retainer plate（10’）Above have and project radially outward Core retainer plate boss（13’）, the Socket casing（41）There is step in the radially-inwardly convex socket of a circle in tube chamber（411）, and And the Socket casing（41）A circle socket jump ring is also fixed with tube chamber（43）, the core retainer plate boss（13’）It is stuck in described Step in socket（411）With the socket jump ring（43）Between.

8. Explosionproof socket according to claim 6, it is characterised in that, Explosionproof socket core retainer plate protecgulum（11’）Inner surface tool There is mutually close-fitting first explosion suppresion surface of outer surface with electric mortiser set（a）, Explosionproof socket core retainer plate protecgulum（11’）Front portion be Flame proof end（111’）, the flame proof end（111’）Inner surface have and mutually closely match somebody with somebody with the electric mortiser pin outer surface of anti-explosion plug The second explosion suppresion surface for closing（b）, when the anti-explosion plug is closed with the Explosionproof socket phase inserting, first explosion suppresion surface（a）With Second explosion suppresion surface（b）By core retainer plate（10’）The interior electric mortiser pin that houses is divided into closed flame proof sky with the space of electric mortiser set contact site Between（c）.

9. Explosionproof socket according to claim 8, it is characterised in that, the flame proof end（111’）It is by core retainer plate protecgulum （11’）After radial contraction and extend axially forward to be formed, the flame proof end（111’）Can be fixed with the socket in anti-explosion plug Position groove（111）Phase inserting is closed.