CN113314904A - Gap fit type plugging device with operating mechanism - Google Patents
Gap fit type plugging device with operating mechanism Download PDFInfo
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- CN113314904A CN113314904A CN202110706636.8A CN202110706636A CN113314904A CN 113314904 A CN113314904 A CN 113314904A CN 202110706636 A CN202110706636 A CN 202110706636A CN 113314904 A CN113314904 A CN 113314904A
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- 238000009434 installation Methods 0.000 claims abstract description 54
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
- H01R24/005—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure requiring successive relative motions to complete the coupling, e.g. bayonet type
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/08—Terminals; Connections
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/40—Securing contact members in or to a base or case; Insulating of contact members
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/502—Bases; Cases composed of different pieces
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/627—Snap or like fastening
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/639—Additional means for holding or locking coupling parts together, after engagement, e.g. separate keylock, retainer strap
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/64—Means for preventing incorrect coupling
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- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
本发明公开了一种带操动机构间隙配合式接插装置，包括基座、接插件本体和母排组件，接插件本体包括适合插接于电能表的连接孔中形成过盈配合的多个插接头，和与多个插接头分别相连的多个触头结构；母排组件包括绝缘间隔设置在基座上的多个导电排，多个导电排的一端分别成型有与多个触头结构形成插接配合的锁紧结构，多个导电排的另一端分别为平行伸出基座一端用于连接断路器的接触端，在本技术方案中，采用了多个导电排结构替代了传统导线连接方式，简化了连接结构，安装整齐规范，防止发生相位错接现象，通过导电排与断路器和接插件本体之间采用插接方式安装，安装方便快捷，实现模块化组装效果，提高安装效率。
The invention discloses a clearance-fit plug-in device with an operating mechanism, comprising a base, a connector body and a busbar assembly. The connector body includes a plurality of connectors suitable for being inserted into a connection hole of an electric energy meter to form an interference fit. A plug connector, and a plurality of contact structures respectively connected with the plurality of plug connectors; the busbar assembly includes a plurality of conductive bars arranged on the base at an insulating interval, and one end of the plurality of conductive bars is respectively formed with a plurality of contact structures A locking structure for plug-in matching is formed, and the other ends of the plurality of conductive bars are respectively the contact ends that extend out of the base in parallel for connecting to the circuit breaker. In this technical solution, a plurality of conductive bar structures are used to replace the traditional wires. The connection method simplifies the connection structure, the installation is neat and standardized, and the phase misconnection is prevented. .
Description
Technical Field
The invention relates to the technical field of distribution equipment, in particular to a clearance fit type plugging device with an operating mechanism.
Background
With the rapid development and popularization of smart power grids, products such as electric meter boxes, electric energy meters and circuit breakers begin to be widely applied, and according to the specific regulation of the national power grid, the electric energy meter installation is realized through a special connector of the electric energy meter, and a lead cannot be directly connected to the electric energy meter, so that the electric meter plug-in is widely applied to the installation and connection of the electric energy meter.
For example, chinese patent document CN204789674U discloses a plug-in type electric meter mounting base, where the electric meter includes a wire interface, and the plug-in type electric meter mounting base is characterized in that it includes a base body for placing the electric meter, and a binding post fixedly mounted on the lower portion of the base body; the upper part of the binding post is a cylindrical plug end, and the lower part of the binding post is a wiring end integrally connected with the plug end; the plug end can be inserted into a wire interface of the electric meter and can be in close contact with the wire interface of the electric meter; the wiring terminal is a metal wiring terminal, the wiring end of the lower portion of the wiring terminal is in a rectangular shape, a wiring hole is formed in the bottom of the wiring end, and a supporting elastic sheet is arranged in the wiring end and used for achieving close contact between the wiring end and a wire interface of an electric meter, so that installation of a plug connector of the electric energy meter and the electric energy meter is completed.
Adopt the ammeter plug-in components of above-mentioned structure can realize pegging graft with the installation of electric energy meter, nevertheless need be connected according to the electric energy meter in the ammeter case and between the circuit breaker, it is at present that the circuit breaker adopts the wire mode to be connected to on the ammeter plug-in components earlier, rethread ammeter plug-in components realize the electricity with the electric energy meter and are connected, be equipped with four wire interfaces that are used for connecting two live wires and two zero lines on the electric energy meter usually, just so need insert the wiring hole of ammeter plug-in components according to the rule of working a telephone switchboard with many wires that the circuit breaker was drawn forth, reuse bolt fastening is lived at last. However, the connection method still has the following problems in practical use: 1. the adoption of a wire structure for complex connection, leads between the circuit breaker and the electric meter plug-in are messy in wiring, the phenomenon of phase misconnection is easy to occur, potential safety hazards exist, rework operation is needed, and the installation efficiency is low; 2. the wire is through the bolt-up in the wiring hole, and the bolt is received vibration easy emergence when jolting at the product transportation and is become flexible to the wire takes place the pine to connect and contact failure's condition in the wiring hole, thereby influences the normal use of electric energy meter.
Disclosure of Invention
The invention aims to solve the technical problems that in the prior art, an ammeter plug-in is connected with a circuit breaker in a wire mode, the installation and wiring are complicated, the efficiency is low, the phenomenon of phase misconnection is easy to occur, and bolts for fastening wires are easy to loosen in the transportation and use processes, so that the normal use of an electric energy meter is influenced.
In order to solve the above problems, the present invention provides a gap-fitting type connector device with an operating mechanism, comprising:
a base having a meter area adapted to mount an electric energy meter thereon;
the connector body is detachably arranged on the base and comprises a plurality of plug connectors and a plurality of contact structures, wherein the plug connectors are suitable for being plugged in connecting holes of the electric energy meter to form interference fit, the contact structures penetrate through the bottom of the plug connectors and are respectively connected with the plug connectors, and the plug connectors are encircled into a columnar structure by a plurality of elastic flaps;
the busbar assembly comprises a plurality of conductive bars which are arranged on the base at intervals corresponding to a plurality of plug connectors in an insulating mode, one end of each conductive bar is formed with a locking structure which is matched with the plurality of contact structures in an inserting mode, and the other end of each conductive bar extends out of one end of the base in parallel and is used for being connected with a contact end of a circuit breaker.
As a preferred scheme, the locking structure includes that the shaping is in the supporting seat on the conducting bar, and relatively the shaping is in two elastic splint on the supporting seat, be formed with the grafting space between two elastic splint, the contact structure is vertical extrusion and inserts to the contact piece in the grafting space.
As a preferred scheme, the connector body includes a first cavity channel extending through the front side and the rear side of the connector body, and a cylindrical core piece arranged in the first cavity channel, the core piece is integrally connected with the plug along the axial direction of the first cavity channel, the contact structure is integrally connected to the peripheral side wall of the core piece, a slotted hole communicated with the first cavity channel is formed in the bottom of the connector body, the slotted hole extends to the rear end of the first cavity channel along the axial direction of the first cavity channel, the contact structure vertically extends out from the slotted hole, the plug extends out from the front end of the first cavity channel towards the electric energy meter, and the core piece has a guide inner cavity extending through to the inside of the plug along the axial direction.
As a preferred scheme, the busbar assembly, the connector body and the electric energy meter are sequentially connected and arranged along the length direction of the base, a connecting groove area suitable for accommodating a plurality of conductive bars is arranged between the connector body and one end of the base, and the plurality of conductive bars are arranged in the connecting groove area through a positioning structure.
As a preferred scheme, the number of the plug connectors and the number of the contact structures are four, the plurality of the conductive bars are a first conductive bar, a second conductive bar, a third conductive bar and a fourth conductive bar which are respectively connected with the four contact structures, one end of the base is provided with a limiting baffle, the limiting baffle is sequentially provided with four limiting grooves at intervals from left to right, contact ends of the first conductive bar and the fourth conductive bar are respectively connected in the two limiting grooves on the left side and the right side in an extending manner in parallel, and contact ends of the second conductive bar and the third conductive bar are respectively connected in the two limiting grooves in the middle in a cross extending manner.
As a preferable aspect, the positioning structure includes: the connecting groove area is provided with two positioning grooves for mounting a first conducting bar and a third conducting bar, and two positioning bosses for mounting a second conducting bar and a fourth conducting bar, wherein one side of each positioning boss is provided with a positioning groove, and one end of each positioning groove is provided with a positioning groove; the locking structures of the first conductive bar and the third conductive bar are respectively vertically limited at the position of the positioning groove, and the locking structures of the second conductive bar and the fourth conductive bar are respectively horizontally limited at the position of the positioning clamping groove.
As a preferred scheme, the positioning structure further comprises a positioning cover plate covering between the connecting groove area and the limiting baffle, and the positioning cover plate is fixed on the base through a hook assembly; the limiting groove vertically extends to the top of the limiting baffle from the side face of the limiting baffle, the positioning cover plate is provided with an L-shaped baffle part which shields the four limiting grooves, and the L-shaped baffle part is pressed against the contact end in the limiting groove when the positioning cover plate is fixed.
As a preferred scheme, the connector body includes an operating mechanism for driving a plurality of elastic flaps of the plug to unfold or fold, and the operating mechanism includes:
the elastic connecting piece comprises a plurality of supporting elastic pieces which are circumferentially arranged by taking the axis as the center of a circle, and the plurality of supporting elastic pieces are inserted into the plug along the guide inner cavity in a matching way;
the pushing structure comprises an ejector rod movably arranged between a plurality of supporting elastic sheets in a penetrating mode and a ball arranged in the guide inner cavity and matched with one end of the ejector rod in an abutting mode, the supporting elastic sheets have a first state that the supporting elastic sheets are gathered towards the circle center when not extruded by the ejector rod, and a second state that the supporting elastic sheets are expanded outwards when extruded by the ejector rod and the elastic sheets are spread;
the operation rotating plate is rotatably arranged at the top of the connector body, penetrates into the guide inner cavity through the driving rod and is connected with the ball, and applies a pushing force moving towards the end part of the connector to the ejector rod when the ball is pushed and pushed downwards through the driving rod, so that the supporting elastic sheet is switched from a first state to a second state when being extruded by the ejector rod; and after the push rod loses the thrust, the push rod resets and moves under the action of the elastic force of the support elastic sheet which recovers deformation.
As a preferred scheme, connector body top is provided with along the first chamber of perpendicular to axial extension intercommunication the second chamber way of first chamber way, the portable setting of actuating lever is in the second chamber way, be equipped with the spring between actuating lever and the second chamber way, the actuating lever bottom is for penetrating the direction inner chamber in connect the circular arc end of ball, and its top is equipped with and is in the circular platform of second chamber way upper port department, the operation commentaries on classics board has and supports and press the cam portion on the circular platform.
As a preferred scheme, the connector body is mounted on the base through a fixing structure, the fixing structure comprises two mounting bosses oppositely arranged on two sides of the base, two mounting concave holes correspondingly arranged on the connector body and suitable for the insertion of the two mounting bosses, and two groups of fasteners respectively penetrating through the two mounting concave holes and fastened on the two mounting bosses; a connection area located below the connector body is formed between the two mounting bosses, and the locking structure extends into the connection area to be in plug-in fit with the contact structure.
Compared with the prior art, the technical scheme of the invention has the following advantages:
1. in the modular plug-in device provided by the invention, the plug-in body arranged on the base is tightly matched and plugged in the connecting hole of the electric energy meter through the plug-in connector, and the plug-in matching is formed by the plurality of contact structures arranged at the bottom of the plug-in connector and the locking structures of the plurality of conductive bars, so that the quick installation and connection of the plug-in body and the conductive bars are realized, and then the plurality of conductive bars are directly inserted into the port of the circuit breaker through the contact end extending out of the base, thereby realizing the electric connection relationship of the circuit breaker, the plug-in body and the electric energy meter. The installation structure is simplified, the conductive bars can be arranged on the base at intervals according to wiring design requirements, the installation is neat and standard, the phase misconnection phenomenon is prevented, the conductive bars and the circuit breaker and the connector body are installed in a plug-in mode, the installation is convenient and fast, the modular assembly effect is achieved, the installation efficiency is greatly improved, and the product use performance is improved.
2. The invention provides a modular plug-in device, wherein a locking structure consists of a supporting seat and two elastic clamping plates which are oppositely formed on the supporting seat, the contact structure is a contact piece which is plugged in a plugging gap formed between the two elastic clamping plates, the structure is arranged, when the plug-in device body is installed on a base, the contact piece structure at the bottom of the plug-in device body is just driven to be vertically inserted into the plugging gap, the contact piece structure is reliably locked in the plugging gap through pressing force generated by the two elastic clamping plates, surface-surface joint contact between the two elastic clamping plates and the contact piece structure is realized, the contact area is increased, the stress is uniform and stable, the contact piece structure is prevented from loosening and poor contact in the plugging gap, the connection stability is good, and the electric connection performance between a conductive bar and the plug-in device body is improved.
3. According to the modular plug-in device provided by the invention, the plug-in body comprises the first cavity channel which extends through the front side and the rear side of the plug-in body, the plug-in head and the contact structure are designed into an integral structure, the plug-in head is driven by the core piece to extend out of the front end of the first cavity channel in the process of being installed into the first cavity channel from the rear end of the first cavity channel, and meanwhile, the contact piece structure is driven to be correspondingly inserted into the slotted hole from the rear end of the first cavity channel, so that the installation of the core piece, the plug-in head and the contact structure is realized in one step, the installation of the core piece is also guided by the first cavity channel, the installation position is accurate, the installation is convenient and fast, and the installation efficiency is improved.
4. In the modular plug-in device provided by the invention, the positioning cover plate covers the plurality of conductive bars when being fixed on the base through the clamping hook assembly, and the plurality of limiting grooves on the limiting baffle plate are shielded through the L-shaped baffle plate part, so that the contact ends arranged in the limiting grooves are pressed by the L-shaped baffle plate part, and the design can prevent the plurality of conductive bars from being exposed outside, play an insulating protection role, ensure the safety and reliability of the use of the conductive bars, and can play a limiting pressing role on the conductive bars and the plurality of contact ends, effectively prevent the plurality of contact ends from shaking and offsetting when the circuit breaker is plugged, and has good installation stability, thereby improving the contact stability between the conductive bars and the circuit breaker and the plug-in body, and being matched with the plug-in stably and reliably.
5. In the modular plug-in device provided by the invention, the plug-in body is aligned and plugged onto two mounting bosses of the base through two mounting concave holes, so that the plug-in body is positioned and mounted between the two mounting bosses, the mounting position of the plug-in body is prevented from shaking in the mounting process, and finally, the plug-in body is fixed onto the mounting bosses through two groups of fastening assemblies penetrating through the mounting concave holes, so that the mounting and fixing of the plug-in body on the base are realized.
Drawings
In order to more clearly illustrate the detailed description of the invention or the technical solutions in the prior art, the drawings that are needed in the detailed description of the invention or the prior art will be briefly described below.
FIG. 1 is a schematic structural diagram of a gap-fit connector device with an operating mechanism according to the present invention;
FIG. 2 is a schematic cross-sectional view of a gap-fit connector device with an operating mechanism according to the present invention;
FIG. 3 is a schematic view of an installation structure of the conductive bar structure of the present invention;
FIG. 4 is a schematic view of the connector body of the present invention;
FIG. 5 is a schematic view of the mounting structure of the locking structure and the contact structure of the present invention;
description of reference numerals: 1. a base; 11. a ammeter area; 12. a connecting groove area; 13. an installation area; 14. a positioning channel; 15. positioning the boss; 2. a connector body; 21. a plug-in connector; 22. a contact structure; 23. a core member; 24. a first channel; 25. a second channel; 26. a guide lumen; 3. a conductive bar structure; 31. a first conductive bar; 32. a second conductive bar; 33. a third conductive bar; 34. a fourth conductive bar; 4. a locking structure; 41. a supporting seat; 42. an elastic splint; 43. the elastic clamping piece; 5. a contact end; 6. positioning a cover plate; 61. an L-shaped baffle portion; 7. an operating mechanism; 71. supporting the elastic sheet; 72. a top rod; 73. a ball bearing; 74. operating the rotating plate; 75. a drive rod; 751. an arc end; 752. a circular platform; 8. a limit baffle; 81. a limiting groove; 91. mounting a boss; 92. and (4) mounting a concave hole.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "first", "second", and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1
The present embodiment provides a gap-fit type connector device with an operating mechanism as shown in fig. 1 to 5, which includes:
a base 1 having an electricity meter area 11 adapted to mount an electric energy meter thereon;
the connector body 2 is detachably arranged on the base 1 and comprises a plurality of plug-in connectors 21 which are suitable for being plugged in connecting holes of the electric energy meter to form interference fit, and a plurality of contact structures 22 which penetrate through the bottom of the connector body and are respectively connected with the plug-in connectors 21, wherein the plug-in connectors 21 are surrounded by a plurality of elastic flaps to form a columnar structure;
the busbar assembly comprises a plurality of conductive bars arranged on the base 1 at intervals corresponding to a plurality of plug connectors 21 in an insulating mode, a plurality of locking structures 4 which are in plug-in fit with the plurality of contact structures 22 are formed at one ends of the conductive bars respectively, and the other ends of the conductive bars extend out of one end of the base 1 in parallel to be used for being connected with a contact end 5 of a circuit breaker.
In the above embodiment, the connector body 2 mounted on the base 1 is tightly fitted and inserted into the connecting hole of the electric energy meter through the plug 21, and forms a plug fit with the plurality of contact structures 22 arranged at the bottom thereof and the plurality of locking structures 4 of the conductive bars, so as to realize the rapid mounting and connection of the connector body 2 and the conductive bars, and then the plurality of conductive bars are directly inserted into the port of the circuit breaker through the contact ends 5 extending out of the base 1, thereby realizing the electrical connection relationship of the circuit breaker, the connector body 2 and the electric energy meter, by adopting the design of the technical scheme, the connector body 2 keeps the contact structures 22 and the locking structures 4 in the plug fit and non-separation after being fixed, thereby avoiding the loose and poor contact of the two, increasing the contact area, having good locking effect and stable and reliable mating contact, and adopting the plurality of conductive bar structures 3 to replace the traditional wire connection mode, the installation structure is simplified, the conductive bars can be arranged on the base 1 at intervals according to wiring design requirements, the installation is neat and standard, the phase misconnection phenomenon is prevented, the conductive bars and the circuit breaker and the connector body 2 are installed in a plug-in mode, the installation is convenient and fast, the modular assembly effect is achieved, the installation efficiency is greatly improved, and the product use performance is improved.
As a preferred embodiment, as shown in fig. 5, the locking structure 4 includes a supporting seat 41 formed on the conductive bar, and two elastic clamping plates 42 formed on the supporting seat 41, a plugging gap is formed between the two elastic clamping plates 42, the contact structure 22 is a contact piece vertically pressed and inserted into the plugging gap, this structure is arranged, when the connector body 2 is mounted on the base 1, the contact piece structure at the bottom of the connector body is just driven to be vertically inserted into the plugging gap, the contact piece structure is reliably locked in the plugging gap by the pressing force generated by the two elastic clamping plates 42, the surface-surface contact between the two elastic clamping plates 42 and the contact piece structure is realized, the contact area is increased, the force is uniformly and stably applied, thereby the contact piece structure is prevented from being loosened and contacting badly in the plugging gap, the connection stability is good, the electrical connection performance between the conductive bar and the connector body 2 is improved.
In order to further improve the contact pressure of the two elastic clamping plates 42 to the contact structure, an elastic clamping piece 43 is arranged between the supporting seat 41 and the two elastic clamping plates 42, two C-shaped elastic ends of the elastic clamping piece 43 are abutted against the outer side faces of the two elastic clamping plates 42, and the elastic clamping piece 43 applies elastic force which oppositely compresses the contact structure to the two clamping plates, so that the two clamping plates and the contact structure are kept in close surface-to-surface contact, the stress is uniform and stable, and the installation is stable and reliable.
The specific structure of the connector body 2 will be described in detail below with reference to fig. 2-4:
the connector body 2 comprises a first cavity channel 24 extending through the front side and the rear side of the connector body and a cylindrical core piece 23 arranged in the first cavity channel 24, the core piece 23 is integrally connected with the plug 21 along the axial direction of the first cavity channel 24, the contact structure 22 is integrally connected to the peripheral side wall of the core piece 23, a slotted hole communicated with the first cavity channel 24 is formed in the bottom of the connector body 2, the slotted hole extends to the rear end of the first cavity channel 24 along the axial direction of the first cavity channel 24, the contact structure 22 vertically extends out of the slotted hole, the plug 21 extends out of the front end of the first cavity channel 24 towards the electric energy meter, and the core piece 23 is provided with a guide inner cavity 26 extending through the inside of the plug 21 along the axial direction. Through the structure, the core piece 23, the plug-in connector 21 and the contact structure 22 are designed as an integral structure, when the core piece 23 is installed into the first cavity 24 from the rear end of the first cavity 24, the core piece 23 drives the plug-in connector 21 to extend out from the front end of the first cavity 24 and drives the contact structure to be correspondingly inserted into the slotted hole from the rear end of the first cavity 24, so that the installation of the core piece 23, the plug-in connector 21 and the contact structure 22 is realized in one step, the installation of the core piece is also guided through the first cavity 24, the installation position is accurate, the installation is convenient and fast, and the installation efficiency is improved.
In order to reliably realize that the plug connector 21 forms interference fit in a connecting hole of the electric energy meter, the connector body 2 includes an operating mechanism 7 for driving a plurality of elastic flaps of the plug connector 21 to be unfolded or folded, a specific setting mode of the operating mechanism 7 is described in detail below, and the operating mechanism 7 includes:
the elastic connecting piece comprises a plurality of supporting elastic sheets 71 which are circumferentially arranged by taking the axis as the center of a circle, and the plurality of supporting elastic sheets 71 are inserted into the plug-in connector 21 along the guide inner cavity 26 in a matching way;
the pushing structure comprises a push rod 72 movably arranged among a plurality of supporting elastic sheets 71 in a penetrating manner, and a ball 73 which is arranged in the guide inner cavity 26 and is in butt fit with one end of the push rod 72, wherein the plurality of supporting elastic sheets 71 have a first state of gathering towards the circle center when not being extruded by the push rod 72, and a second state of expanding outwards and opening the plurality of elastic sheets when being extruded by the push rod 72;
the operation rotating plate 74 is rotatably arranged at the top of the connector body 2, penetrates through the guide inner cavity 26 through the driving rod 75 and is connected with the ball 73, and when the operation rotating plate 74 moves downwards through the driving rod 75 to push and push the ball 73, thrust moving towards the end part direction of the plug-in connector 21 is applied to the push rod 72, so that the support elastic sheet 71 is switched from a first state to a second state when being extruded by the push rod 72; after the push rod 72 loses the pushing force, the support spring 71 restores to move under the elastic force of the restoration deformation.
Through the above structure arrangement, the balls 73 and the ejector rods 72 play a role in transferring motion and force between the driving rod 75 and the plurality of supporting spring plates 71, a plurality of V-shaped protrusions are correspondingly arranged between the plurality of supporting spring plates 71, the ejector rods 72 have tapered portions inserted between the plurality of protrusions, the tapered portions push the plurality of protrusions when moving towards the end portion of the connector 21, when the driving rod 75 is driven by the operation rotating plate 74 to move downwards to push the balls 73, the ejector rods 72 can move downwards under the pushing action of the balls 73 to push the plurality of supporting spring plates 71, so that the plurality of supporting spring plates 71 expand outwards to open the valve plug, thereby realizing that the valve plug forms interference fit in the plug hole, when the driving rod 75 is reset and does not apply force to the balls 73 any more, the ejector rods 72 reset under the elastic force of the supporting spring plates 71 restoring deformation, at this time, the valve plug is elastically folded and can be pulled out from the plug hole, the ball 73 and the ejector rod 72 which are designed in this way do reciprocating movement along the guide inner cavity 26 when stressed, the plurality of supporting elastic sheets 71 are driven to switch between the first state and the second state, the ball 73 is smoother in the stressed moving process, the friction resistance is reduced, the operation performance of the operating mechanism 7 is improved, the connecting structure is simplified, the installation and the lifting are also more convenient, the manufacturing cost is reduced, and the working reliability is high.
As shown in fig. 2, the top of the connector body 2 is provided with a second cavity 25 extending in an axial direction perpendicular to the first cavity 24 and communicating with the first cavity 24, the driving rod 75 is movably disposed in the second cavity 25, the bottom end of the driving rod 75 is an arc end 751 penetrating into the guide cavity 26 and connecting with the ball 73, the top end of the driving rod 75 is provided with a circular platform 752 at the upper port of the second cavity 25, a spring is disposed between the driving rod 75 and the second cavity 25, the operating rotating plate 74 has a cam portion abutting against the circular platform 752, the operating rotating plate 74 rotates by a certain angle to drive the cam portion to separate from the circular platform 752, so that the operating rotating plate 74 no longer presses the driving rod 75, and the driving rod 75 resets under the action of the spring to move upward to release the pushing action of the ball 73.
As shown in the attached drawings 2-3, the connector body 2 is installed on the base 1 through a fixing structure, the fixing structure comprises two installation bosses 91 which are oppositely arranged on two sides of the base 1, two installation concave holes 92 which are correspondingly arranged on the connector body 2 and are suitable for the insertion of the two installation bosses 91, and two sets of fasteners which respectively penetrate through the two installation concave holes 92 and are fastened on the two installation bosses 91, wherein, the structure is arranged, the connector body 2 is aligned and inserted on the two installation bosses 91 of the base 1 through the two installation concave holes 92, so that the connector body is positioned and installed between the two installation bosses 91, the installation position of the connector body is prevented from shaking in the installation process, and finally, the connector body penetrates through the installation concave holes 92 through the two sets of fastening components and is fixed on the installation bosses 91, thus, the installation and fixation of the connector body on the base 1 are realized, according to the installation area 13 which is formed between the two installation bosses 91 and is positioned below the connector body, the lock cylinder structure extends into the connection area which is positioned below the connector body, when the connector body 2 is installed between the two installation bosses 91, the synchronous driving contact structure 22 is downwards inserted between the two elastic clamping plates 42 of the lock cylinder structure, and therefore the inserting installation between the connector body 2 and the conductive bar is also achieved.
The specific arrangement of the plurality of conductive bars is described in detail below with reference to fig. 1-3:
female subassembly, connector body 2, electric energy meter are followed the length direction of base 1 links to each other in proper order and arranges, the connector body with be equipped with between 1 one end of base and be fit for holding a plurality of electrically conductive connecting groove district 12 of arranging, a plurality of electrically conductive row pass through location structure and set up in connecting groove district 12, connecting groove district 12 and ammeter district 11 are located respectively the both sides of installing zone 13.
In this embodiment, according to a two-in and two-out connection manner of an electric energy meter, four connection holes are usually provided for connecting two live wires and two zero wires, so that four corresponding connection holes are respectively provided for the plug 21 of the connector body 2 and the contact structure 22, the plurality of conductive bars are a first conductive bar 31, a second conductive bar 32, a third conductive bar 33 and a fourth conductive bar 34 respectively connected to the four contact structures 22, one end of the base 1 is provided with a limit baffle 8, the limit baffle 8 is sequentially provided with four limit grooves 81 from left to right at intervals, the contact ends 5 of the first conductive bar 31 and the fourth conductive bar 34 are respectively connected in parallel to the two limit grooves 81 on the left and right sides, the contact ends 5 of the second conductive bar 32 and the third conductive bar 33 are respectively connected in cross-extending manner to the two limit grooves 81 in the middle, and the four conductive bars are connected to two sets of circuit breakers through the four contact ends 5, two sets of circuit breakers are respectively connected with a live wire and a zero line, so that after the second conductive bar 32 and the third conductive bar 33 are switched left and right, two live wire lines are formed when the first conductive bar and the second conductive bar are respectively connected with the two sets of circuit breakers, and two zero line lines are formed when the third conductive bar and the fourth conductive bar are respectively connected with the two sets of circuit breakers, so that the phase misconnection phenomenon is avoided, the installation and the connection are more convenient, and the installation efficiency is greatly improved.
In order to position and install a plurality of conductive bars in the connecting slot region 12, so as to achieve the requirement of insulation arrangement between the plurality of conductive bars, as shown in fig. 3, the positioning structure includes: two positioning channels 14 provided in said connecting slot area 12 for mounting a first conductive bar 31 and a third conductive bar 33, and two positioning bosses 15 provided in the connection slot region 12 for mounting the second conductor bar 32 and the fourth conductor bar 34, a positioning clamping groove is arranged on one side of the positioning boss 15, a positioning groove is arranged at one end of the positioning channel 14, the locking structures 4 of the first conductive bar 31 and the third conductive bar 33 are respectively limited at the positioning grooves in a vertical shape, the locking structures 4 of the second conductive bar 32 and the fourth conductive bar 34 are respectively limited at the position of the positioning slot in a horizontal and vertical manner, the design has the positioning and mounting effect on the two conductive bars, prevents the mounting position from deviating and shaking, thereby the stability and the reliability of the mechanical energy installation connection of the conducting bar, the connector body 2 and the circuit breaker are ensured.
Further preferably, the positioning structure further comprises a positioning cover plate 6 covering between the connecting groove area 12 and the limiting baffle 8, the positioning cover plate 6 is fixed on the base 1 through a hook assembly, as shown in fig. 3, the limiting groove 81 vertically extends from the side surface of the limiting baffle 8 to the top of the limiting baffle 8, the positioning cover plate 6 is provided with an L-shaped baffle part 61 for shielding the four limiting grooves 81, the L-shaped baffle part 61 presses the contact ends 5 in the limiting groove 81 when the positioning cover plate 6 is fixed, so that the design can prevent a plurality of conductive bars from being exposed outside, play an insulating protection role, ensure the safety and reliability of the use of the conductive bars, and also play a limiting and pressing role on the conductive bars and the plurality of contact ends 5, effectively prevent the plurality of contact ends 5 from shaking and shifting when the circuit breaker is plugged, and has good installation stability, thereby improve the contact stability between electrically conductive row and circuit breaker and the connector body, realize fast assembly and connect.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.
Claims (10)
1. The utility model provides a take operating mechanism clearance fit formula to connect and insert device which characterized in that includes:
a base (1) having an electricity meter area (11) adapted to mount an electricity meter thereon;
the connector body (2) is detachably arranged on the base (1) and comprises a plurality of plug-in connectors (21) which are suitable for being plugged into connecting holes of the electric energy meter to form interference fit, and a plurality of contact structures (22) which penetrate through the bottom of the connector body and are respectively connected with the plug-in connectors (21), wherein the plug-in connectors (21) are encircled into a columnar structure by a plurality of elastic petals;
the busbar assembly comprises a plurality of conductive bar structures (3) which are arranged on a base (1) at intervals and correspond to a plurality of plug connectors (21), wherein one ends of the conductive bar structures (3) are respectively formed with locking structures (4) which are in plug-in fit with the contact structures (22), and the other ends of the conductive bar structures (3) extend out of one end of the base in parallel and are used for being connected with contact ends (5) of a circuit breaker.
2. The gap-fitting type connector device with an operating mechanism according to claim 1, wherein: locking structure (4) are in including the shaping supporting seat (41) on electrically conductive row structure (3), and the relative shaping is in two elasticity splint (42) on supporting seat (41), be formed with the grafting space between two elasticity splint (42), contact structure (22) are vertical extrusion insert to contact piece in the grafting space.
3. The gap-fitting type connector device with an operating mechanism according to claim 1, wherein: the connector body (2) comprises a first cavity (24) extending through the front side and the rear side of the connector body, and a cylindrical core member (23) disposed in the first channel (24), the core member (23) being integrally connected to the plug (21) in the axial direction of the first channel (24), the contact structure (22) is integrally connected to the outer peripheral side wall of the core member (23), the bottom of the connector body is provided with a slotted hole communicated with the first cavity (24), the slotted hole extends along the axial direction of the first cavity (24) to the rear end of the first cavity (24), the contact structure (22) vertically extends out from the notch, the plug connector (21) extends out from the front end of the first cavity (24) towards the electric energy meter, the core member (23) has a guide inner cavity (26) extending through the plug (21) in the axial direction.
4. The gap-fitting connector device with an operating mechanism according to any one of claims 1 to 3, wherein: female subassembly, connector body (2), electric energy meter are followed the length direction of base (1) links to each other in proper order and arranges, connector body (2) with be equipped with between base (1) one end and be fit for holding connecting groove district (12) of a plurality of electrically conductive row, a plurality of electrically conductive row pass through location structure and set up in connecting groove district (12).
5. The gap-fitting type connector device with an operating mechanism according to claim 4, wherein: the plug connector (21) and the contact structure (22) are respectively and correspondingly provided with four, the plurality of conductive row structures (3) are respectively connected with a first conductive row (31), a second conductive row (32), a third conductive row (33) and a fourth conductive row (34) of the four contact structures (22), one end of the base (1) is provided with a limiting baffle plate (8), the limiting baffle plate (8) is sequentially provided with four limiting grooves (81) at intervals from left to right, contact ends (5) of the first conductive row (31) and the fourth conductive row (34) are respectively connected in the two limiting grooves (81) on the left side and the right side in a parallel extending mode, and contact ends (5) of the second conductive row (32) and the third conductive row (33) are respectively connected in the two limiting grooves (81) in the middle in a cross extending mode.
6. The gap-fitting type connector device with an operating mechanism according to claim 5, wherein: the positioning structure includes: the connecting structure comprises two positioning channel grooves (14) arranged in a connecting groove area (12) and used for mounting a first conductive bar (31) and a third conductive bar (33), and two positioning bosses (15) arranged in the connecting groove area (12) and used for mounting a second conductive bar (32) and a fourth conductive bar (34), wherein one side of each positioning boss (15) is provided with a positioning clamping groove, and one end of each positioning channel groove (14) is provided with a positioning groove; the locking structures (4) of the first conductive bar (31) and the third conductive bar (33) are respectively vertically limited at the position of the positioning groove, and the locking structures (4) of the second conductive bar (32) and the fourth conductive bar (34) are respectively horizontally limited at the position of the positioning clamping groove.
7. The gap-fitting type connector device with an operating mechanism according to claim 6, wherein: the positioning structure further comprises a positioning cover plate (6) covered between the connecting groove area (12) and the limiting baffle (8), and the positioning cover plate (6) is fixed on the base (1) through a clamping hook component; the limiting groove (81) is vertically extended to the top of the limiting baffle plate (8) from the side surface of the limiting baffle plate, the positioning cover plate (6) is provided with an L-shaped baffle plate part (61) which shields the four limiting grooves (81), and the L-shaped baffle plate part (61) is pressed against a contact end in the limiting groove (81) when the positioning cover plate (6) is fixed.
8. The gap-fitting connector device with operating mechanism according to any one of claims 1 to 7, wherein:
connector body (2) including the drive a plurality of elasticity lamella of bayonet joint (21) struts or draws in operating mechanism (7), operating mechanism (7) include:
the elastic connecting piece comprises a plurality of supporting elastic sheets (71) which are circumferentially arranged by taking the axis as the center of a circle, and the supporting elastic sheets (71) are inserted into the plug connector (21) along the guide inner cavity (26) in a matching way;
the pushing structure comprises a push rod (72) movably arranged among a plurality of supporting elastic sheets (71) in a penetrating mode, and a ball (73) which is arranged in the guide inner cavity (26) and is matched with one end of the push rod (72) in an abutting mode, wherein the plurality of supporting elastic sheets (71) have a first state that the supporting elastic sheets are gathered towards the circle center when not extruded by the push rod (72) and a second state that the supporting elastic sheets are expanded outwards when extruded by the push rod (72) and the elastic sheets are spread;
the operation rotating plate (74) is rotatably arranged at the top of the connector body, penetrates into the guide inner cavity (26) through the driving rod (75) and is connected with the ball (73), and applies a pushing force moving towards the end part direction of the connector (21) to the ejector rod (72) when the operation rotating plate (74) downwards moves through the driving rod (75) to push and push the ball (73), so that the supporting elastic sheet (71) is switched from a first state to a second state when being extruded by the ejector rod; after the push rod (72) loses the pushing force, the push rod is reset and moved under the action of elastic force of the support elastic sheet (71) restoring deformation.
9. The gap-fitting type connector device with an operating mechanism according to claim 8, wherein: the top of the connector body (2) is provided with a second cavity channel (25) which extends along the axial direction perpendicular to the first cavity channel (24) and is communicated with the first cavity channel (24), the driving rod (75) is movably arranged in the second cavity channel (25), a spring is arranged between the driving rod (75) and the second cavity channel (25), the bottom end of the driving rod (75) is a circular arc end (751) which penetrates into the guide inner cavity (26) and is connected with the ball (73), the top end of the driving rod is provided with a circular platform (752) which is positioned at the upper port of the second cavity channel (25), and the operation rotating plate (74) is provided with a cam part which is pressed on the circular platform (752).
10. The gap-fitting type connector device with an operating mechanism according to claim 1, wherein: the connector body (2) is mounted on the base (1) through a fixing structure, the fixing structure comprises two mounting bosses (91) which are oppositely arranged on two sides of the base (1), two mounting concave holes (92) which are correspondingly arranged on the connector body (2) and are suitable for the insertion of the two mounting bosses (91), and two groups of fasteners which respectively penetrate through the two mounting concave holes (92) and are fastened on the two mounting bosses (91); an installation area (13) located below the connector body is formed between the two installation bosses (91), and the locking structure (4) extends into the installation area (13) to be in plug-in fit with the contact structure (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110706636.8A CN113314904A (en) | 2021-06-24 | 2021-06-24 | Gap fit type plugging device with operating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110706636.8A CN113314904A (en) | 2021-06-24 | 2021-06-24 | Gap fit type plugging device with operating mechanism |
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| Publication Number | Publication Date |
|---|---|
| CN113314904A true CN113314904A (en) | 2021-08-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110706636.8A Pending CN113314904A (en) | 2021-06-24 | 2021-06-24 | Gap fit type plugging device with operating mechanism |
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| Country | Link |
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| CN (1) | CN113314904A (en) |
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| CN114429888A (en) * | 2021-12-20 | 2022-05-03 | 杭州鸿雁电力电气有限公司 | Power distribution system convenient to modularization assembly thing networking circuit breaker |
| CN114689914A (en) * | 2022-02-17 | 2022-07-01 | 国网江苏省电力有限公司常州供电分公司 | an installation device |
| CN115831677A (en) * | 2022-11-25 | 2023-03-21 | 江苏融采能源科技有限公司 | A quick wiring circuit breaker |
| CN116979392A (en) * | 2023-06-06 | 2023-10-31 | 广鸿电气有限公司 | Mounting structure, capacitor module and capacitor cabinet |
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| CN116979392B (en) * | 2023-06-06 | 2024-02-20 | 广鸿电气有限公司 | Mounting structure, capacitor module and capacitor cabinet |
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