CN110289522B

CN110289522B - Connector with prevent that intelligent ammeter and short circuit device from pulling out by mistake and protection against electric shock structure

Info

Publication number: CN110289522B
Application number: CN201910578878.6A
Authority: CN
Inventors: 沈惠萍
Original assignee: Cet Shandong Electronics Co ltd
Current assignee: CET SHANDONG ELECTRONICS Co.,Ltd.
Priority date: 2019-06-28
Filing date: 2019-06-28
Publication date: 2020-07-28
Anticipated expiration: 2039-06-28
Also published as: CN110289522A

Abstract

The invention discloses a connector with a structure for preventing intelligent electric energy meter and short-circuit device from being pulled out by mistake and preventing electric shock, which comprises a short-circuit device, a socket body and an electric energy meter body, wherein a cavity is arranged in the socket body, a cover plate is fixed on the socket body at the opening at the upper end of the cavity, four first conductive columns distributed from front to back are fixed in the socket body, four second conductive columns are also fixed in the socket body, a conductive seat is arranged on the upper end surface of the inner end part of each first conductive column, a conductive sheet is arranged on the inner end part of each first conductive column, two conductive pins are fixed in the short-circuit device, two pins of each conductive pin are respectively inserted into the conductive seat on one of the first conductive columns, a first locking mechanism is arranged between the electric energy meter body and the socket body, a driving mechanism is arranged on the short-circuit device, and a second locking mechanism is arranged on the socket body; the invention can avoid the power failure phenomenon to users and the electric shock accident.

Description

Connector with prevent that intelligent ammeter and short circuit device from pulling out by mistake and protection against electric shock structure

Technical Field

The invention relates to the technical field of electric energy meters, in particular to a connector assembly with a structure for preventing an intelligent electric energy meter and a short-circuit device from being pulled out by mistake and preventing electric shock.

Background

At present, in the process of replacing an electric energy meter, in order to achieve the purpose of not causing power failure to a user, an electric energy meter connector and a short-circuit device for replacing the electric energy meter without power failure are available on the market at present, but when the electric energy meter connector and the short-circuit device are used, the electric energy meter can be taken down from the electric energy meter connector under the condition that the short-circuit device is not assembled on the electric energy meter connector, so that a worker can easily dismantle the electric energy meter from the electric energy meter connector by mistake due to forgetting to assemble the short-circuit device, and the power failure phenomenon is caused to the user; after the worker assembles the short-circuit device on the electric energy meter connector and disassembles the electric energy meter from the electric energy meter connector, the worker is easy to disassemble the short-circuit device from the electric energy meter connector by mistake because of forgetting to assemble a new electric energy meter on the electric energy meter connector, thus the phenomenon of power failure is caused to users; meanwhile, after the electric energy meter is taken down from the electric energy meter connector, the conductive column on the electric energy meter connector, which is used for being electrically connected with the electric energy meter, is still in a charged state, and the conductive column is exposed outside, so that electric shock accidents are easily caused.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a connector with a structure for preventing an intelligent electric energy meter and a short-circuit device from being pulled out mistakenly and preventing electric shock, which can prevent a worker from mistakenly disassembling an electric energy meter body from a socket body under the condition that the short-circuit device is not assembled on the socket body, and can prevent the worker from mistakenly disassembling a short-circuit device from the socket body under the condition that a new electric energy meter body is not assembled on the socket body, so that the phenomenon of power failure of a user can be avoided, and meanwhile, after the short-circuit device is assembled on the socket body, the second conductive column can be powered off, so that the electric shock accident can be avoided.

The invention relates to a connector with a structure for preventing an intelligent electric energy meter and a short-circuit device from being pulled out by mistake and preventing electric shock, which comprises a short-circuit device, a socket body and an electric energy meter body detachably arranged on the socket body, wherein a cavity with an opening at the upper end is arranged in the socket body, a cover plate is fixed on the socket body at the opening at the upper end of the cavity, four first conductive columns distributed from front to back are fixed in the socket body, the inner end part of each first conductive column extends into the cavity, four second conductive columns respectively corresponding to one of the first conductive columns in the left-right direction are also fixed in the socket body, the inner end part of each second conductive column extends into the cavity, a gap is reserved between each second conductive column and the corresponding first conductive column, the outer end part of each second conductive column is respectively inserted into one of conductive holes of the electric energy meter body to realize the electric connection with the electric, the upper end face of the inner end part of each first conductive column is provided with a conductive seat, the inner end part of each first conductive column can be provided with a conductive sheet which is used for communicating the first conductive column with the corresponding second conductive column in a vertical sliding mode, the upper end face of each conductive sheet is provided with a push rod, the upper end of each push rod movably penetrates through the corresponding first conductive column and then extends into the conductive seat, the upper end of each push rod is in threaded connection with a fifth bolt, the outer part of the fifth bolt between the head part of the fifth bolt and the bottom part in the conductive seat is sleeved with a third spring, the third spring is used for driving the push rod to move upwards so that the conductive sheet is communicated with the corresponding first conductive column and the corresponding second conductive column, two inverted U-shaped conductive needles which are symmetrically arranged front and back are fixed in the short-connection device, the lower end of each conductive needle extends out of the short-connection device, and the conductive needle positioned on, the conductive pin positioned on the rear side is used for short-circuiting two first conductive columns positioned on the rear side, two pins of each conductive pin are respectively used for being inserted into a conductive seat on one of the first conductive columns, after the pins are inserted into the conductive seats, the pins can push a fifth bolt and an ejector rod to enable the conductive strips to be separated from the corresponding first conductive columns and second conductive columns, second through holes through which one pin on one of the conductive pins can penetrate respectively are arranged in the cover plate, an operating hole through which a finger can penetrate to conveniently pull the short-circuiting device out of the socket body is arranged in the short-circuiting device, a first locking mechanism used for locking the electric energy meter body after the electric energy meter body is installed on the socket body is arranged between the electric energy meter body and the socket body, and a driving mechanism used for driving the first locking mechanism to unlock the electric energy meter body after the short-circuiting device is assembled on the socket body is arranged on the short-circuiting, and a second locking mechanism used for locking the short-circuit device when the electric energy meter body is taken down from the socket body is arranged on the socket body.

According to an embodiment of the present invention, the first locking mechanism includes a sliding sleeve disposed on the bottom in the cavity, a first sliding rod is inserted into the sliding sleeve in a vertically slidable manner, a first hook horizontally extending toward one side of the electric energy meter body is fixed on the first sliding rod, a slot into which the right end of the first hook is inserted is disposed on an end surface of the electric energy meter body facing one side of the first hook, a first slot for engaging with the first hook in a matching manner is disposed at a top of the slot, the first hook is inserted into the socket body, a first sliding hole for allowing the first hook to slide vertically so as to clamp or separate the first hook and the first slot is disposed in the socket body, a sliding slot for allowing the first hook to slide vertically is disposed on a side wall of the sliding sleeve, an end cover is connected to an upper end thread of the sliding sleeve, the upper end of the first sliding rod movably penetrates through the end cover and then extends out of the end cover, and a first spring for driving the first sliding rod to slide vertically is disposed between the lower end of the first sliding.

According to an embodiment of the present invention, a first guiding inclined plane is disposed at the top of the open end of the slot, and the first guiding inclined plane can be matched with the first hook for guiding so as to facilitate the insertion of the first hook into the slot, a plurality of circumferentially uniformly distributed reinforcing blocks are disposed between the outer sidewall of the lower end of the sliding sleeve and the inner bottom of the cavity, and the first hook is inserted into the first sliding rod towards one end portion of the first sliding rod and fixed with the first sliding rod through a first bolt penetrating through the first sliding rod and the first hook.

According to an embodiment of the present invention, the driving mechanism includes a first push rod disposed on a lower end surface of the short circuit device, the first push rod is used to push the first slide rod to move downward after the short circuit device is assembled to the socket body, so that the first hook is separated from the first slot, and the cover plate is provided with a first through hole through which the first push rod can pass.

According to an embodiment of the present invention, an annular tapered surface capable of guiding in cooperation with an inner wall of the first through hole to facilitate the first push rod to pass through the first through hole is disposed on an outer wall of the lower end of the first push rod, and a first annular guide surface capable of guiding in cooperation with an outer wall of the first push rod to facilitate the first push rod to pass through the first through hole is disposed on an inner wall of the upper end of the first through hole.

According to an embodiment of the present invention, the second locking mechanism includes a second sliding rod disposed in the cavity, a pair of fourth bolts movably penetrates through the second sliding rod disposed in the cavity, an end portion of the fourth bolt far from one side of the electric energy meter body is in threaded connection with a left inner wall of the cavity, a second spring is sleeved outside each fourth bolt between the second sliding rod and the left inner wall of the cavity, an upper end of the second sliding rod movably penetrates through the cover plate and extends out of the cover plate and is provided with a second hook, a second clamping groove capable of being clamped with the second hook in a matching manner is disposed on an outer wall of the short-circuit device, a second sliding hole capable of allowing the second hook to slide left and right to clamp or separate the second hook from the second clamping groove is disposed in the cover plate, a second push rod for pushing the second sliding rod to separate the second hook from the second clamping groove is threadedly connected to a right end face of the second sliding rod between the two fourth bolts, the right-hand member activity of second push rod runs through and stretches out outside socket ontology behind the socket ontology, and the electric energy meter body assembles the socket ontology on the back, and the second slide bar is promoted by the second push rod, and the second pothook breaks away from the second draw-in groove, and the upper end of second pothook is provided with the second direction inclined plane that can lead with the outer wall cooperation direction of short circuit device in order to make things convenient for the second pothook card to go into in the second draw-in groove.

According to one embodiment of the invention, the upper end of each conductive seat is provided with a plurality of elastic sheets which are uniformly distributed in the circumferential direction and used for pressing the pins, and the upper ends of the elastic sheets are gradually bent outwards from bottom to top.

According to an embodiment of the invention, a protrusion is disposed on an inner wall of each spring plate, and an annular caulking groove for being tightly fitted with the protrusion after the pin is inserted into the conductive seat is disposed on an outer wall of a lower end of each pin.

According to an embodiment of the present invention, a second annular guide surface is disposed on an inner wall of an upper end of the second through hole, the second annular guide surface is capable of guiding in cooperation with an outer wall of the pin to facilitate the pin to pass through the second through hole, a lower end of each pin is a convex dome-shaped structure, a plurality of annular anti-slip teeth are disposed on an outer circumferential wall of each second conductive column located inside the socket body, the annular anti-slip teeth on each second conductive column are embedded with the socket body, and a silver coating is disposed on an upper end surface of each conductive column.

According to an embodiment of the present invention, a wiring hole is formed at a left end of each first conductive pillar, a third bolt for compressing a conductive wire is connected to each first conductive pillar at a position of the wiring hole in a threaded manner, each third bolt is movably inserted into the socket body, each first conductive pillar is fixed to the socket body by a fourth bolt inserted into the socket body and in threaded connection with the first conductive pillar, and epoxy resin is filled between a lower end of each fourth bolt and the socket body.

According to the invention, the electric energy meter body can be prevented from being mistakenly disassembled from the socket body by a worker under the condition that the short-circuit device is not assembled on the socket body, and the short-circuit device can be prevented from being mistakenly disassembled from the socket body under the condition that the worker does not assemble a new electric energy meter body on the socket body, so that the phenomenon of power failure to a user can be avoided, and meanwhile, after the short-circuit device is assembled on the socket body, the second conductive column can be powered off, so that the electric shock accident can be avoided.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

fig. 1 is a schematic cross-sectional structural view of the socket body and the electric energy meter body unlocked after the short-circuit device of the present invention is assembled to the socket body;

fig. 2 is a schematic cross-sectional structural view of the shorting device of the present invention assembled to the socket body such that the conductive sheet is separated from the first conductive pillar and the second conductive pillar;

FIG. 3 is a schematic cross-sectional view of the electrical energy meter body and the shorting device of the present invention assembled to the socket body such that the shorting device is unlocked from the socket body;

FIG. 4 is a schematic top view of the socket body of the present invention;

FIG. 5 is a schematic top view of the socket body of the present invention with the cover removed;

FIG. 6 is a schematic front view of the shorting device;

FIG. 7 is a schematic cross-sectional view of a shorting device;

FIG. 8 is an enlarged view of the structure at A in FIG. 1;

FIG. 9 is an enlarged view of the structure at B in FIG. 2;

fig. 10 is an enlarged schematic view of the structure at C in fig. 3.

Detailed Description

In the following description, for purposes of explanation, numerous implementation details are set forth in order to provide a thorough understanding of the various embodiments of the present invention. It should be understood, however, that these implementation details are not to be interpreted as limiting the invention. That is, in some embodiments of the invention, such implementation details are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

In addition, the descriptions related to the first, the second, etc. in the present invention are only used for description purposes, do not particularly refer to an order or sequence, and do not limit the present invention, but only distinguish components or operations described in the same technical terms, and are not understood to indicate or imply relative importance or implicitly indicate the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

The invention discloses a connector with a structure for preventing an intelligent electric energy meter and a short-circuit device from being pulled out by mistake and preventing electric shock, which comprises a short-circuit device 1, a socket body 2 and an electric energy meter body 3 detachably arranged on the socket body 2, wherein a cavity 21 with an opening at the upper end is arranged in the socket body 2, a cover plate 22 is fixed on the socket body 2 at the opening at the upper end of the cavity 21, four first conductive columns 4 distributed from front to back are fixed in the socket body 2, the inner end part of each first conductive column 4 extends into the cavity 21, four second conductive columns 7 respectively corresponding to one of the first conductive columns 4 in the left-right direction are fixed in the socket body 2, the inner end part of each second conductive column 7 extends into the cavity 21 and a gap is reserved between each second conductive column 4 and the corresponding first conductive column, the outer end part of each second conductive column 7 is respectively inserted into one of conductive holes of the electric energy meter body 3 to realize the electric connection with the electric energy meter, the upper end face of the inner end part of each first conductive column 4 is provided with a conductive seat 41, the inner end part of each first conductive column 4 can be provided with a conductive sheet 6 for communicating the first conductive column 4 with the corresponding second conductive column 7 in a vertically sliding manner, the upper end face of each conductive sheet 6 is provided with a mandril 61, the upper end of each mandril 61 movably penetrates through the corresponding first conductive column 4 and then extends into the conductive seat 41 and is in threaded connection with a fifth bolt 62, the outside of the fifth bolt 62 between the head of the fifth bolt 62 and the bottom in the conductive seat 41 is sleeved with a third spring 63, the third spring 63 is used for driving the mandril 61 to move upwards so as to enable the conductive sheet 6 to communicate the corresponding first conductive column 4 and the corresponding second conductive column 7, two inverted U-shaped conductive needles 13 symmetrically arranged front and back are fixed in the short-connection device 1, the lower end of each conductive needle 13 extends out of the short-connection device 1, the conductive pin 13 located on the front side is used for short-circuiting the two first conductive columns 4 located on the front side, the conductive pin 13 located on the rear side is used for short-circuiting the two first conductive columns 4 located on the rear side, two pins 131 of each conductive pin 13 are respectively used for being inserted into the conductive seat 41 on one of the first conductive columns 4, after the pins 131 are inserted into the conductive seats 41, the pins 131 can push the fifth bolts 62 and the push rods 61 to separate the conductive sheet 6 from the corresponding first conductive columns 4 and second conductive columns 7, the cover plate 22 is provided with second through holes 224 through which one of the pins 131 on one of the conductive pins 13 can respectively pass, the shorting device 1 is provided with an operation hole 14 through which a finger can pass to conveniently pull the shorting device 1 out of the socket body 2, a first locking mechanism for locking the electric energy meter body 3 after the electric energy meter body 3 is mounted on the socket body 2 is arranged between the electric energy meter body 3 and the socket body 2, be provided with on the short circuit device 1 and be used for driving the actuating mechanism of first locking mechanism in order to unblock electric energy meter body 3 behind short circuit device 1 assembles on socket ontology 2, be provided with on socket ontology 2 and be used for locking short circuit device 1's second locking mechanism when electric energy meter body 3 takes off from socket ontology 2.

The first locking mechanism comprises a sliding sleeve 23 arranged at the bottom in the cavity 21, a first sliding rod 24 is inserted into the sliding sleeve 23 in a manner of sliding up and down, a first hook 25 horizontally extending towards one side of the electric energy meter body 3 is fixed on the first sliding rod 24, an insertion slot 31 into which the right end part of the first hook 25 can be inserted is arranged on the end surface of the electric energy meter body 3 towards one side of the first hook 25, a first clamping slot 32 for matching and clamping with the first hook 25 is arranged at the top of the insertion slot 31, the first hook 25 is arranged in the socket body 2 in a penetrating manner, a first sliding hole 26 for enabling the first hook 25 to slide up and down so as to enable the first hook 25 and the first clamping slot 32 to be clamped or separated from the first clamping slot 32 is arranged in the socket body 2, a sliding slot 231 for enabling the first hook 25 to slide up and down is arranged on the side wall of the sliding sleeve 23, an end cover 27 is connected with the upper end of the sliding sleeve 23 in a threaded manner, the upper end, a first spring 28 for driving the first sliding rod 24 to slide upwards is embedded between the lower end of the first sliding rod 24 and the inner bottom of the sliding sleeve 23; after the electric energy meter body is completely assembled on the socket body from right to left along the horizontal direction by adopting the first locking mechanism, the right end of each second conductive column can be respectively and completely inserted into each conductive hole in the electric energy meter body, at the moment, the first clamping hook can be inserted into the slot, and the first clamping hook can be matched and clamped with the first clamping groove at the top of the slot under the action of the first spring, so that the electric energy meter body can be locked, namely, the electric energy meter body cannot be separated from the socket body; in the structure, the matching structure of the first clamping hook and the first sliding hole and the matching structure of the first clamping hook and the sliding groove can realize circumferential limit of the first clamping hook.

A first guide inclined plane 33 which can be matched with the first hook 25 for guiding so as to facilitate the insertion of the first hook 25 into the slot 31 is arranged at the top of the opening end of the slot 31, a plurality of reinforcing blocks 232 which are uniformly distributed in the circumferential direction are arranged between the outer side wall of the lower end of the sliding sleeve 23 and the inner bottom of the cavity 21, one end part of the first hook 25 facing the first slide bar 24 is inserted into the first slide bar 24 and is fixed with the first slide bar 24 through a first bolt 251 which is arranged in the first slide bar 24 and the first hook 25 in a penetrating manner; through the arrangement of the first guide inclined plane, when the electric energy meter body is assembled on the socket body, the first clamping hook can be matched with the first guide inclined plane for guiding so as to be convenient for the first clamping hook to be inserted into the slot and matched and clamped with the first clamping groove at the top of the slot; through the setting of boss, can improve the structural strength between sliding sleeve and the socket ontology, fix first pothook and first slide bar through adopting first bolt, have the advantage that first pothook is high with the fixed firmness of first slide bar.

The driving mechanism comprises a first push rod 11 arranged on the lower end face of the short-circuit device 1, after the short-circuit device 1 is assembled on the socket body 2, the first push rod 11 is used for pushing the first slide rod 24 to move downwards so as to enable the first hook 25 to be separated from the first clamping groove 32, and a first through hole 221 through which the first push rod 11 can pass is arranged on the cover plate 22; after adopting this kind of structure, after the short circuit device assembles socket ontology, first push rod can promote first slide bar and move down, and first pothook can break away from the first draw-in groove in the electric energy meter body this moment, so, can realize the unblock to electric energy meter body and socket ontology to can make the electric energy meter body dismantle from socket ontology.

An annular conical surface 111 which can be matched with the inner wall of the first through hole 221 for guiding so as to facilitate the first push rod 11 to pass through the first through hole 221 is arranged on the outer wall of the lower end of the first push rod 11, and a first annular guide surface 222 which can be matched with the outer wall of the first push rod 11 for guiding so as to facilitate the first push rod 11 to pass through the first through hole 221 is arranged on the inner wall of the upper end of the first through hole 221; through the setting of the annular conical surface, when the first push rod passes through the first through hole, the annular conical surface can be matched with the inner wall of the first through hole to guide so as to facilitate the first push rod to pass through the first through hole, and through the setting of the first annular guide surface, the first push rod can be matched with the first annular guide surface to guide so as to facilitate the first push rod to pass through the first through hole.

The second locking mechanism comprises a second sliding rod 51 arranged in the cavity 21, a pair of fourth bolts 52 is movably inserted in the second sliding rod 51 arranged in the cavity 21, the end part of one side of the fourth bolt 52 far away from the electric energy meter body 3 is in threaded connection with the inner wall of the left side of the cavity 21, a second spring 53 is sleeved outside each fourth bolt 52 between the second sliding rod 51 and the inner wall of the left side of the cavity 21, the upper end of the second sliding rod 51 movably penetrates through the cover plate 22 and extends out of the cover plate 22 and is provided with a second hook 511, a second clamping groove 12 capable of being matched and clamped with the second hook 511 is arranged on the outer wall of the short-circuit device 1, a second sliding hole 223 capable of allowing the second hook 511 to slide left and right to enable the second hook 511 and the second clamping groove 12 to be clamped or separated from the second clamping groove 12 is arranged in the cover plate 22, a second push rod 54 for pushing the second sliding rod 51 to separate the second hook 511 from the second clamping groove 12 is in threaded connection on the right end surface of the second sliding rod, the right end of the second push rod 54 movably penetrates through the socket body 2 and then extends out of the socket body 2, after the electric energy meter body 3 is assembled on the socket body 2, the second sliding rod 51 is pushed by the second push rod 54, the second hook 511 is separated from the second slot 12, and the upper end of the second hook 511 is provided with a second guide inclined surface 512 which can be matched with the outer wall of the short-circuit device 1 for guiding so as to facilitate the second hook 511 to be clamped into the second slot 12; after through adopting this kind of second locking mechanism, on short circuit device assembles socket ontology, and after the electric energy meter ontology is taken off, the electric energy meter ontology removes the thrust to the second push rod, at this moment, the second slide bar moves right under the effect of second spring, and so, the second pothook of second slide bar upper end can block into the second draw-in groove on the short circuit device, thereby can realize the locking to short circuit device, after the electric energy meter ontology reassembles on socket ontology, the second push rod receives the promotion of electric energy meter ontology, the second pothook can break away from the second draw-in groove on the short circuit device, thereby realize the unblock to short circuit device.

The upper end of each conductive seat 41 is provided with a plurality of elastic sheets 42 which are uniformly distributed in the circumferential direction and used for pressing the pins 131, and the upper ends of the elastic sheets 42 are gradually bent outwards from bottom to top; through the setting of shell fragment, insert back in the conductive seat at the pin, the shell fragment can compress tightly the pin, so, can further improve the pin and conductive seat's reliability of being connected, and can improve the pin and the firmness after conductive seat pegs graft.

The inner wall of each elastic sheet 42 is provided with a protrusion 43, and the outer wall of the lower end of each pin 131 is provided with an annular caulking groove 132 which is used for being tightly embedded with the protrusion 43 after the pin 131 is inserted into the conductive seat 41; after adopting this kind of structure, after the pin inserted electrically conductive seat, the arch can be gone into in the annular caulking groove, so, can improve the firmness after pin and electrically conductive seat connect.

A second annular guide surface 225 which can be matched with the outer wall of the pin 131 for guiding so that the pin 131 can pass through the second through hole 224 is arranged on the inner wall of the upper end of the second through hole 224, the lower end of each pin 131 is of a convex dome-shaped structure, a plurality of annular anti-slip teeth 71 are arranged on the outer peripheral wall of each second conductive column 7 positioned in the socket body 2, the annular anti-slip teeth 71 on each second conductive column 7 are embedded with the socket body 2, and the upper end surface of each conductive sheet 6 is provided with a silver coating 64; the pins can be matched with the second annular guide surface for guiding through the second through hole conveniently through the arrangement of the second annular guide surface, and the pins can pass through the second through hole conveniently because the lower ends of the pins are of convex dome-shaped structures; through the arrangement of the annular anti-skidding teeth, after the second conductive columns are injected into the socket body, the fixing firmness of the second conductive columns and the socket body can be improved; through the setting of silvering layer, when the conducting strip offseted with first conducting post and second conducting post, can improve the electric conductive property of conducting strip and first conducting post and second conducting post.

The left end of each first conductive column 4 is provided with a wiring hole 44, a third bolt 45 for compressing a wire is connected to each first conductive column 4 at the position of the wiring hole 44 in a threaded manner, each third bolt 45 is movably arranged in the socket body 2 in a penetrating manner, each first conductive column 4 is fixed to the socket body 2 through a fourth bolt 46 arranged in the socket body 2 in a penetrating manner and in threaded connection with the first conductive column 4, and epoxy resin 29 is filled between the lower end of each fourth bolt 46 and the socket body 2; after adopting this kind of structure, when the wire is connected with first leading electrical pillar, accessible third bolt is together fixed with wire and first leading electrical pillar, through adopting the fourth bolt to fix first leading electrical pillar, can improve the fixed firmness of first leading electrical pillar, through filling epoxy between the lower extreme of fourth bolt and socket ontology to can reach insulating purpose.

When the electric energy meter is used, when the electric energy meter body needs to be detached from the socket body, the short-circuit device is firstly assembled on the socket body, after the short-circuit device is assembled on the socket body, two pins on each conductive pin can be respectively inserted into the conductive seat on one of the first conductive posts, the conductive pin on the front side can realize short-circuit on the two first conductive posts on the front side, and the conductive pin on the rear side can realize short-circuit on the two first conductive posts on the rear side, so that when the electric energy meter body is detached, the phenomenon of power failure caused to a user can be avoided; the first push rod on the short-circuit device can push the first slide rod to move downwards, and the first clamping hook can be separated from the first clamping groove in the electric energy meter body, so that the electric energy meter body and the socket body can be unlocked, and the electric energy meter body can be detached from the socket body; after the old electric energy meter body is detached, the old electric energy meter body releases the thrust on the second push rod, at the moment, the second slide rod moves rightwards under the action of the second spring, and thus, a second clamping hook at the upper end of the second slide rod can be clamped into a second clamping groove on the short-circuit device, so that the short-circuit device can be locked, and the phenomenon that the short-circuit device is pulled out by mistake can be avoided; after assembling new electric energy meter body to socket ontology, the second push rod receives the promotion of new electric energy meter body, and the second pothook can break away from the second draw-in groove on the short circuit device to the realization is to the unblock of short circuit device, at this moment, dismantles the short circuit device from socket ontology, dismantles the back at the short circuit device, and first pothook can be under the effect of first spring with new electric energy meter body locking.

In the operation process, after the pin is inserted into the conductive seat, the pin can push the fifth bolt, the ejector rod and the conductive sheet to move downwards, so that the conductive sheet can be separated from the first conductive column and the second conductive column, and the second conductive column can be powered off; after the old electric energy meter body is disassembled, a new electric energy meter body is assembled on the socket body, the short-circuit device is disassembled from the socket body, after the short-circuit device is disassembled, the conducting plate can be communicated with the first conducting column and the second conducting column under the action of the fifth spring, and the conducting plate can be abutted against the first conducting column and the second conducting column in advance under the condition that the pins gradually move upwards and do not completely withdraw from the conducting seat; after the conducting plate abuts against the first conducting column and the second conducting column and the pin is pulled out of the conducting seat, the new electric energy meter body can enter a normal working state; the new electric energy meter body can be locked with the socket body after being assembled on the socket body, and the locking structure is the prior conventional technology, so the details are not described herein.

The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. The utility model provides a connector with prevent that intelligent ammeter and short circuit device mistake are pulled out and protection against electric shock structure, includes short circuit device (1), socket ontology (2) and detachably installs ammeter body (3) on socket ontology (2), be provided with upper end open-ended cavity (21) in socket ontology (2), be fixed with apron (22), its characterized in that on socket ontology (2) of cavity (21) upper end opening part: the socket body (2) is fixed with four first conductive columns (4) distributed from front to back, the inner end part of each first conductive column (4) extends into the cavity (21), the socket body (2) is also fixed with four second conductive columns (7) which are respectively arranged corresponding to one first conductive column (4) along the left-right direction, the inner end part of each second conductive column (7) extends into the cavity (21) and a gap is reserved between each second conductive column and the corresponding first conductive column (4), the outer end part of each second conductive column (7) is respectively inserted into one conductive hole of the electric energy meter body (3) to realize the electric connection with the electric energy meter body, the upper end surface of the inner end part of each first conductive column (4) is provided with a conductive seat (41), the inner end part of each first conductive column (4) is provided with a conductive column (6) which is used for communicating the first conductive column (4) with the corresponding second conductive column (7) in a vertical sliding manner, the upper end face of each conducting strip (6) is provided with a mandril (61), the upper end of each mandril (61) movably penetrates through the corresponding first conducting column (4) and then extends into the conducting seat (41) and is in threaded connection with a fifth bolt (62), a third spring (63) is sleeved outside the fifth bolt (62) between the head of the fifth bolt (62) and the bottom in the conducting seat (41), the third spring (63) is used for driving the mandril (61) to move upwards so as to enable the conducting strip (6) to be communicated with the corresponding first conducting column (4) and the corresponding second conducting column (7), two inverted U-shaped conducting needles (13) which are symmetrically arranged front and back are fixed in the short-circuit device (1), the lower end of each conducting needle (13) extends out of the short-circuit device (1), and the conducting needle (13) positioned on the front side is used for short-connecting the two first conducting columns (4) positioned on the front side, the conductive pins (13) located on the rear side are used for short-circuiting two first conductive columns (4) located on the rear side, two pins (131) of each conductive pin (13) are respectively used for being inserted into a conductive seat (41) on one of the first conductive columns (4), after the pins (131) are inserted into the conductive seats (41), the pins (131) can push a fifth bolt (62) and a push rod (61) to enable the conductive sheets (6) to be separated from the corresponding first conductive columns (4) and second conductive columns (7), second through holes (224) which can be respectively penetrated by one of the pins (131) on one of the conductive pins (13) are formed in the cover plate (22), operation holes (14) which can be penetrated by fingers to conveniently pull the short-circuiting device (1) out of the socket body (2) are formed in the short-circuiting device (1), and an operation hole (14) which is formed between the electric energy meter body (3) and the socket body (2) is used for mounting the electric energy meter body (3) on the socket body (2) and then for the socket body The short-circuit device (1) is provided with a driving mechanism which is used for driving the first locking mechanism to unlock the electric energy meter body (3) after the short-circuit device (1) is assembled on the socket body (2), and the socket body (2) is provided with a second locking mechanism which is used for locking the short-circuit device (1) when the electric energy meter body (3) is taken down from the socket body (2); the first locking mechanism comprises a sliding sleeve (23) arranged at the bottom in the cavity (21), a first sliding rod (24) is inserted into the sliding sleeve (23) in a vertically sliding manner, a first clamping hook (25) horizontally extending towards one side of the electric energy meter body (3) is fixed on the first sliding rod (24), an insertion slot (31) for inserting the right end part of the first clamping hook (25) is arranged on the end surface of the electric energy meter body (3) towards one side of the first clamping hook (25), a first clamping slot (32) matched and clamped with the first clamping hook (25) is arranged at the top of the insertion slot (31), the first clamping hook (25) penetrates through the socket body (2) and a first sliding hole (26) for enabling the first clamping hook (25) to slide vertically so as to enable the first clamping hook (25) and the first clamping slot (32) to be clamped or separated from the first clamping slot (32) is arranged in the socket body (2), be provided with on the lateral wall of sliding sleeve (23) and supply gliding spout (231) from top to bottom of first pothook (25), the upper end threaded connection of sliding sleeve (23) has end cover (27), stretch out outside end cover (27) after end cover (27) is run through in the upper end activity of first slide bar (24), it is equipped with first spring (28) that are used for driving first slide bar (24) gliding upwards to inlay between the interior bottom of first slide bar (24) lower extreme and sliding sleeve (23).

2. The connector with the anti-pulling and anti-electric shock structure of the intelligent electric energy meter and the short-circuit device according to claim 1, wherein a first guiding inclined plane (33) which can be guided by matching with the first hook (25) to facilitate the insertion of the first hook (25) into the slot (31) is disposed at the top of the opening end of the slot (31), a plurality of circumferentially uniformly distributed reinforcing blocks (232) are disposed between the outer side wall of the lower end of the sliding sleeve (23) and the inner bottom of the cavity (21), and the first hook (25) is inserted into the first sliding rod (24) towards one end portion of the first sliding rod (24) and fixed with the first sliding rod (24) through a first bolt (251) penetrating through the first sliding rod (24) and the first hook (25).

3. The connector with the anti-pulling and anti-electric shock structure of the intelligent electric energy meter and the short circuit device according to claim 1, wherein the driving mechanism comprises a first push rod (11) arranged on the lower end face of the short circuit device (1), after the short circuit device (1) is assembled on the socket body (2), the first push rod (11) is used for pushing the first slide rod (24) to move downwards so that the first hook (25) is separated from the first clamping groove (32), and the cover plate (22) is provided with a first through hole (221) through which the first push rod (11) can pass.

4. The connector with the anti-pulling and anti-electric shock structure of the intelligent electric energy meter and the short-circuit device according to claim 3, wherein the outer wall of the lower end of the first push rod (11) is provided with an annular tapered surface (111) which can be matched with the inner wall of the first through hole (221) to guide the first push rod (11) to pass through the first through hole (221), and the inner wall of the upper end of the first through hole (221) is provided with a first annular guide surface (222) which can be matched with the outer wall of the first push rod (11) to guide the first push rod (11) to pass through the first through hole (221).

5. The connector with the anti-pulling and anti-electric shock structure of the intelligent electric energy meter and the short-circuit device according to claim 1, wherein the second locking mechanism comprises a second slide rod (51) arranged in the cavity (21), a pair of fourth bolts (52) is movably arranged in the second slide rod (51) in the cavity (21) in a penetrating manner, the end part of one side of the fourth bolt (52) far away from the electric energy meter body (3) is in threaded connection with the inner wall of the left side of the cavity (21), a second spring (53) is sleeved outside each fourth bolt (52) between the second slide rod (51) and the inner wall of the left side of the cavity (21), the upper end of the second slide rod (51) movably penetrates through the cover plate (22) and extends out of the cover plate (22) and is provided with a second hook (511), a second clamping groove (12) capable of being clamped with the second hook (511) in a matching manner is arranged on the outer wall of the short-circuit device (1), a second sliding hole (223) which can enable the second hook (511) to slide left and right to enable the second hook (511) and the second clamping groove (12) to be clamped or separated from the second clamping groove (12) is arranged in the cover plate (22), a second push rod (54) which is used for pushing the second sliding rod (51) to enable the second hook (511) to be separated from the second clamping groove (12) is in threaded connection with the right end face of the second sliding rod (51) between the two fourth bolts (52), the right end of the second push rod (54) movably penetrates through the socket body (2) and then extends out of the socket body (2), after the electric energy meter body (3) is assembled on the socket body (2), the second sliding rod (51) is pushed by the second push rod (54), the second clamping hook (511) is separated from the second clamping groove (12), the upper end of the second clamping hook (511) is provided with a second guide inclined surface (512) which can be matched with the outer wall of the short-circuit device (1) for guiding so as to facilitate the clamping of the second clamping hook (511) into the second clamping groove (12).

6. The connector with the intelligent electric energy meter and short-circuit device mis-pulling prevention and electric shock prevention structure as claimed in claim 1, wherein the upper end of each conductive seat (41) is provided with a plurality of elastic sheets (42) which are uniformly distributed in the circumferential direction and used for pressing the pins (131), and the upper ends of the elastic sheets (42) are gradually bent outwards from bottom to top.

7. The connector assembly with the anti-pulling and anti-electric shock structure of the intelligent electric energy meter and the short-circuit device as claimed in claim 6, wherein a protrusion (43) is arranged on the inner wall of each elastic sheet (42), and an annular embedding groove (132) which is used for being tightly embedded with the protrusion (43) after the pin (131) is inserted into the conductive seat (41) is arranged on the outer wall of the lower end of each pin (131).

8. The connector assembly with the anti-pulling and anti-electric shock structure of the intelligent electric energy meter and the short-circuit device as claimed in claim 1, wherein a second annular guide surface (225) which can be matched with the outer wall of the pin (131) for guiding the pin (131) to pass through the second through hole (224) is arranged on the inner wall of the upper end of the second through hole (224), the lower end of each pin (131) is of a convex dome-shaped structure, a plurality of annular anti-slip teeth (71) are arranged on the outer peripheral wall of each second conductive column (7) inside the socket body (2), the annular anti-slip teeth (71) on each second conductive column (7) are embedded with the socket body (2), and the upper end surface of each conductive sheet (6) is provided with a silver coating (64).

9. The connector with the anti-pulling and anti-electric shock structure of the intelligent electric energy meter and the short circuit device according to claim 1, wherein the left end of each first conductive column (4) is provided with a wiring hole (44), a third bolt (45) for compressing a wire is connected to each first conductive column (4) at the position of the wiring hole (44) in a threaded manner, each third bolt (45) is movably arranged in the socket body (2) in a penetrating manner, each first conductive column (4) is fixed to the socket body (2) through a fourth bolt (46) which is arranged in the socket body (2) in a penetrating manner and is in threaded connection with the first conductive column (4), and epoxy resin (29) is filled between the lower end of each fourth bolt (46) and the socket body (2).