CN114660342A

CN114660342A - An electric meter box and an electric meter box group

Info

Publication number: CN114660342A
Application number: CN202210349765.0A
Authority: CN
Inventors: 李永忠
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-04-02
Filing date: 2022-04-02
Publication date: 2022-06-24

Abstract

The invention discloses an electric meter box and an electric meter box group, wherein a support is arranged behind the electric meter box, four contact terminals are arranged at the bottom of the electric meter box, the contact terminals are clamped in through holes, an anti-static sleeve is clamped at the bottom in each through hole, the contact terminals are sleeved in the anti-static sleeve, a conductive column is clamped in the anti-static sleeve, and one end of the conductive column is clamped with the contact terminals; in this scheme, through setting up the ammeter case, and a support, the ejector pin, branch, the slider, the litter, first hydraulic stem, the cardboard, second hydraulic stem and ground terminal, make branch pass through slider and litter drive ground terminal and return and contract, and the ammeter case is at the in-process of using or assembling, ground terminal exports static, it is difficult for making static adhere to on the ammeter case, avoid static and human contact to cause the discomfort, avoid static to enter into to ammeter incasement portion to cause the breakdown phenomenon to ammeter incasement components and parts simultaneously, effectively reduce the potential safety hazard in ammeter case equipment and the use.

Description

Ammeter case and ammeter case group

Technical Field

The invention relates to the technical field of electric meter boxes, in particular to an electric meter box and an electric meter box group.

Background

At present, civil electric meter boxes widely applied in the whole country have basically the same internal structure except for appearance difference, a front switch, a rear circuit breaker, an electric energy meter, a switch, a circuit breaker and necessary connecting devices thereof are connected in a universal wire and screw fastening mode, the electric meter is one of basic devices for data acquisition of an intelligent power distribution network, is used for acquiring, metering and transmitting original electric energy data, and is a basis for realizing information integration, analysis optimization and information display.

At present, in the application based on ammeter case, when assembling or overhauing the electric energy meter, because the protectiveness is relatively poor, the human body contacts electrified metal material very easily, increase contact resistance, easily cause the electric leakage potential safety hazard, easily because of the corrosion condition appears in making moist through the bolt-up ammeter, make the ageing speed of ammeter accelerate, and the ammeter is in the in-process of use or equipment, easily receive the environmental impact and produce static, the production of static not only leads to the fact the discomfort to personnel, still easily enter into to ammeter incasement portion because of the electrostatic current, lead to the fact the breakdown phenomenon to ammeter incasement components and parts, influence the normal use of ammeter, there is certain potential safety hazard, for this we propose ammeter case and ammeter case group that have high barrier propterty.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide an electric meter box and an electric meter box group, which have the characteristics of having protection property when an electric energy meter is assembled or maintained, enabling a human body not to be easily contacted with an electrified metal material, not easily causing potential safety hazards, effectively leading out static electricity generated by the electric meter box, not easily causing breakdown phenomena to components in the electric meter box due to the fact that static current enters the electric meter box or is contacted with the human body, and reducing the potential safety hazards.

In order to achieve the purpose, the invention provides the following technical scheme:

an electric meter box comprises an electric meter box body, a support is arranged behind the electric meter box body, four contact terminals are arranged at the bottom of the electric meter box body, the contact terminals are clamped in through holes, anti-static sleeves are clamped at the bottoms of the through holes, the contact terminals are sleeved in the anti-static sleeves, conductive columns are clamped in the anti-static sleeves, one ends of the conductive columns are clamped with the contact terminals, a support frame is arranged above the conductive columns, the lower surfaces of the four support frames are fixedly connected with the bottoms of the inner walls of the support frames, a limiting assembly is clamped on the upper surface of the support frame, the bottom of the limiting assembly is in lap joint with the upper surface of a conductive sheet, the back surface of the conductive sheet is fixedly connected with one end of the front surface of the conductive columns, an insulating base is arranged on the lower surface of the conductive sheet, the lower surface of the insulating base is fixedly connected with the upper surface of a vertical plate, and the lower surface of the vertical plate is fixedly connected with the bottom of the inner wall of the support, the positive below of support and the back fixed connection of connecting plate, the left and right sides face of ammeter case all is seted up the recess, the upper surface of recess inner wall and the top fixed connection of ejector pin.

The bottom end of the ejector rod is in lap joint with the upper surface of the stop block, the lower surface of the stop block is fixedly connected with the top end of a first hydraulic rod, the first hydraulic rod is clamped at the bottom of the inner wall of the support, the lower surface of the stop block is hinged with one end of a supporting rod through a pin shaft, the other end of the supporting rod is hinged with the upper surface of a sliding block through a pin shaft, the back surface of the sliding block is fixedly connected with one end of the front surface of the grounding component, the grounding component is sleeved in the sliding sleeve, two loop bars are clamped on the outer walls of the two grounding components, a mounting groove is formed in the back surface of the electric meter box, a clamping component is arranged in the mounting groove, a clamping plate is fixedly connected to the back surface of the clamping component and clamped at the front surface of the support, the bottom end of the clamping component is slidably connected in a sliding groove formed in the bottom of the mounting groove, a top plate is clamped at the inner wall of the support, and heat extraction components are clamped at the left side and the right side of the upper surface of the top plate, the back of the inner wall of the bracket is connected with a hollow net in a clamping way.

Through adopting above-mentioned technical scheme, the ejector pin is the removal downwards and extrude the dog, dog extrusion branch makes its angle change, simultaneously branch top is moved the slider and is driven litter and ground terminal and stretch out, it is downthehole to make ground terminal card go into the ground connection of boxboard, effectively derive static, supporting role through the second hydraulic stem, make inside cardboard card go into the support, effectively realize the spacing purpose to the ammeter case, first hydraulic stem supports the dog when the electric meter case of the same reason upwards moves, it contracts to make branch pass through slider and litter drive ground terminal, and the ammeter case is at the in-process of using or equipment, ground terminal derives static, it is difficult for making static adhere to on the ammeter case, avoid static and human contact to cause discomfort, avoid static current to get into to the inside components and parts that cause the breakdown phenomenon to the ammeter incasement of ammeter case simultaneously.

Further, the limiting assembly comprises a pressing plate, the lower surface of the pressing plate is in lap joint with the upper surface of the conducting plate, the upper surface of the pressing plate is fixedly connected with the bottom end of the telescopic rod, the top end of the telescopic rod is fixedly connected with the upper surface of the inner wall of the support frame, the upper surface of the pressing plate is provided with a bolt through a shaft sleeve, and the bolt is in threaded connection with the upper surface of the support frame.

Through adopting above-mentioned technical scheme, through arranging zero line and live wire in on the conducting strip that corresponds, rethread rotary bolt makes the clamp plate press from both sides tightly to the end of a thread, and the end of a thread makes it and contact terminal switch on through the connection effect of conducting post after contacting with the conducting strip, makes ammeter case and support replace the mode that the tradition was directly wired on ammeter case through the mode of pegging graft, has avoided human frequent contact electrified metal material when improving the connection convenience, is difficult for causing electric leakage potential safety hazard.

Furthermore, the pressing plate and the conducting strip are both in arc-shaped design, the top of the inner wall of the pressing plate is provided with an anti-skidding bulge, and the top of the bolt is provided with an insulating cover.

Through adopting above-mentioned technical scheme, because of the clamp plate and the guide vane of convex design, make clamp plate and guide vane laminate the end of a thread more to through with mutually supporting between the non-slip raised, play and avoid pressing the end of a thread to hinder when spacing to the end of a thread, guarantee its normal conductivity.

Furthermore, the sliding block is connected in a groove body formed in the support in a sliding mode, and the groove body and the sliding block are both in a T-shaped design.

Through adopting above-mentioned technical scheme, through the cell body and the slider of T shape design, effectively play the spacing purpose of litter, make ground terminal more stable at the in-process that removes, guarantee ground terminal's normal conductivity.

Further, the grounding assembly comprises a grounding terminal, the front end of the grounding terminal is fixedly connected with the back end of the sliding rod, the front end of the sliding rod is fixedly connected with the back of the sliding block, the sliding rod is sleeved in the sliding sleeve, the back end of the grounding terminal is in a hemispherical design, the two sliding sleeves are respectively arranged on the left side and the right side of the back of the bottom plate, the lower surface of the bottom plate is fixedly connected with the bottom of the support, and three mounting holes are formed in the left side and the right side of the front of the bottom plate.

Through adopting above-mentioned technical scheme, through mutually supporting between ground terminal and the sliding sleeve, make the ammeter case load ground terminal on the support and stretch out, do not load the ammeter case then ground terminal retracts back, thereby prevent to produce electric current and lead to backward flow phenomenon in the boxboard, further improve ammeter case safety in utilization.

Further, the equal fixedly connected with gag lever post in the left and right sides of ammeter case lower surface, the gag lever post joint is in spacing downthehole, the bottom at support inner wall is seted up in spacing hole, the bottom of gag lever post is the hemisphere design.

Through adopting above-mentioned technical scheme, through mutually supporting between gag lever post and the spacing hole, make the ammeter case be difficult for rocking when installing the ammeter case, further improve its installation stability, guarantee contact terminal simultaneously and lead the stability of electrical pillar intercommunication.

Further, the joint subassembly includes the curb plate, curb plate sliding connection is in the mounting groove, the lower surface of curb plate is connected with the last fixed surface of slide, slide sliding connection is in the sliding tray that the bottom was seted up in the mounting groove, the slide is the design of T shape, the front of curb plate and the one end fixed connection of second hydraulic stem.

Through adopting above-mentioned technical scheme, carry out the installation to the ammeter case in, make contact terminal insert in the through-hole, the in-process cardboard that presses down the ammeter case slides on the support, and the ammeter case is no longer the supporting role through the second hydraulic stem after the downstream, makes the effective card of cardboard go into to the support, need not to last the operation handle and installs the ammeter case again, and is very convenient.

Furthermore, the other end of the second hydraulic rod is fixedly connected with the back of the inner wall of the mounting groove, the upper surface of the side plate is fixedly connected with the lower surface of the handle, the back of the side plate is fixedly connected with the front of the clamping plate, and the back of the clamping plate is designed to be inclined.

Through adopting above-mentioned technical scheme, because the bottom of cardboard is the slope design, only need press during the installation ammeter case the ammeter case can, make the bottom of cardboard slide on the support, and the top of cardboard is planar design, improves the spacing effect to the ammeter case.

Further, the heat extraction subassembly includes the connecting cylinder, the upper surface at the roof of connecting cylinder joint, be provided with the exhaust fan in the connecting cylinder, the top of connecting cylinder is provided with the dust screen, the position that the bottom of support corresponds the exhaust fan is provided with two otter boards.

Through adopting above-mentioned technical scheme, in the ammeter case use, and inside the partial heat accessible fretwork net that produces got into the support, two exhaust fans carried out the during operation fast with the heat discharge, through mutually supporting between dust screen and the otter board, realized the purpose that the inside air of support circulates fast to further improve the radiating effect to the ammeter case.

Further, an ammeter case group, includes that two or more ammeter casees make up and form, and the back of two ammeter casees is provided with same boxboard, the front of boxboard and the back overlap joint of two bottom plates, the back joint of bottom plate has the slipmat, the back of slipmat and the front overlap joint of boxboard.

By adopting the technical scheme, the anti-slip mat is arranged, so that after the bottom plate and the box plate are installed through the installation hole, the anti-slip mat is tightly attached to the box plate, and the loading stability of the bottom plate and the box plate is improved while the insulation purpose is realized.

In conclusion, the invention has the following beneficial effects:

1. in the scheme, the electric meter box is assembled by arranging the electric meter box, the bracket, the check block, the ejector rod, the support rod, the slide block, the slide rod, the first hydraulic rod, the clamping plate, the second hydraulic rod and the grounding terminal, the electric meter box is disassembled from the upper part of the bracket, the four contact terminals are clamped into the four through holes and the four anti-static sleeves, the ejector rod moves downwards and extrudes the check block, the check block extrudes the support rod to change the angle of the support rod, the support rod pushes the slide block to drive the slide rod and the grounding terminal to extend out, the grounding terminal is clamped into the grounding hole of the box plate to effectively lead out static electricity, the clamping plate does not slide on the support plate after the bottom of the electric meter box is contacted with the bottom in the bracket, the clamping plate is clamped into the bracket through the supporting action of the second hydraulic rod, the limit purpose of the electric meter box is effectively realized, the first hydraulic rod supports the check block when the electric meter box moves upwards in the same reason, and the support rod drives the grounding terminal to retract through the slide block and the slide rod, in the using or assembling process of the electric meter box, static electricity is led out by the grounding terminal, so that the static electricity is not easy to attach to the electric meter box, discomfort caused by the contact of the static electricity and a human body is avoided, meanwhile, the phenomenon that static current enters the electric meter box to cause breakdown on components in the electric meter box is avoided, and potential safety hazards in the assembling and using processes of the electric meter box are effectively reduced;

2. by arranging the contact terminals, the electric meter box, the support, the conductive columns, the conductive sheets, the bolts, the support frame, the pressing plate and the through holes, after the four contact terminals are inserted into the through holes, the anti-static sleeves wrap the contact terminals, the conductive columns penetrate through the anti-static sleeves to be communicated with the contact terminals, personnel can place zero lines and live lines on the corresponding conductive sheets in advance, the pressing plate clamps the line heads by rotating the bolts, the line heads are communicated with the conductive sheets through the connection action of the conductive columns after being contacted with the line heads, the line heads are communicated with the contact terminals, the electric meter box and the support replace the traditional mode of directly wiring on the electric meter box in an inserting mode, the connection convenience is improved, and meanwhile, the phenomenon that a human body frequently contacts with an electrified metal material is avoided, and the potential safety hazard of electric leakage is not easily caused;

3. through arranging the electric meter box, the mounting groove, the clamping plate, the side plate, the handle, the second hydraulic rod and the bracket, in the process of installing the electric meter box, the contact terminal is inserted into the through hole, the two limiting rods at the bottom of the electric meter box are clamped into the two limiting holes, the clamping plate slides on the bracket in the process of pressing the electric meter box downwards, the electric meter box does not move downwards any more, and then the clamping plate is effectively clamped into the bracket through the supporting action of the second hydraulic rod, and the electric meter box is disassembled to ensure that the handle drives the clamping plate to move forwards through the side plate by only pulling the handle forwards, the ejector rod is supported through the two first hydraulic rods to ensure that the electric meter box effectively bounces upwards, the electric meter box can be detached and assembled in a clamping manner, so that the work load is greatly reduced, the electric meter box is prevented from being rusted due to the fact that the electric meter box is fastened by the mounting screw rods, and the aging speed of the electric meter box is reduced;

4. through setting up support, ammeter case, roof, exhaust fan, dust screen, fretwork net, otter board and slipmat, in ammeter case use, and inside the partial heat accessible fretwork net that produces got into the support, two exhaust fans carried out the during operation fast with the heat discharge, through mutually supporting between dust screen and the otter board, realized the purpose of the inside quick circulation of air of support to further improve the radiating effect to the ammeter case.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic rear perspective view of the present invention;

FIG. 3 is a schematic rear view of the cross-sectional structure of the present invention;

FIG. 4 is a schematic diagram of a rear view structure of the electricity meter box of the present invention;

FIG. 5 is a schematic perspective view of the supporting frame of the present invention;

FIG. 6 is a perspective view of the bracket of the present invention;

fig. 7 is a schematic perspective view of an electric meter box assembly according to the present invention.

In the figure:

1. an electric meter box; 2. a support; 3. a contact terminal; 4. an anti-static sleeve; 5. a through hole; 6. a conductive post; 7. an insulating base; 8. a conductive sheet; 9. a limiting component; 91. pressing a plate; 92. a telescopic rod; 93. a bolt; 10. a support frame; 11. a vertical plate; 12. a connecting plate; 13. a groove; 14. a top rod; 15. a stopper; 16. a first hydraulic lever; 17. a strut; 18. a slider; 19. a sliding sleeve; 20. a loop bar; 21. a ground component; 211. a slide rod; 212. a ground terminal; 22. a limiting rod; 23. a limiting hole; 24. mounting grooves; 25. a clamping assembly; 251. a slide plate; 252. a grip; 253. a second hydraulic rod; 254. a side plate; 26. clamping a plate; 27. a heat removal assembly; 271. a connecting cylinder; 272. an exhaust fan; 273. a dust screen; 28. hollowing out the net; 29. a top plate; 30. a base plate; 31. mounting holes; 32. a non-slip mat; 33. a screen plate; 34. a box board.

Detailed Description

Example (b):

the present invention is described in further detail below with reference to FIGS. 1-7.

Referring to fig. 1-6, the present invention provides a technical solution: an electric meter box comprises an electric meter box 1, a support 2 is arranged at the rear part of the electric meter box 1, four contact terminals 3 are arranged at the bottom of the electric meter box 1, the contact terminals 3 are clamped in through holes 5, antistatic sleeves 4 are clamped at the bottom in the through holes 5, the contact terminals 3 are sleeved in the antistatic sleeves 4, conductive posts 6 are clamped in the antistatic sleeves 4, one ends of the conductive posts 6 are clamped with the contact terminals 3, support frames 10 are arranged above the conductive posts 6, the lower surfaces of the four support frames 10 are all fixedly connected with the bottom of the inner wall of the support 2, limiting assemblies 9 are clamped on the upper surfaces of the support frames 10, the bottoms of the limiting assemblies 9 are lapped with the upper surfaces of the conductive posts 8, the back surfaces of the conductive posts 8 are fixedly connected with the front end of the conductive post 6, insulating bases 7 are arranged on the lower surfaces of the conductive posts 8, the lower surfaces of the insulating bases 7 are fixedly connected with the upper surfaces of vertical plates 11, and the lower surfaces of the vertical plates 11 are fixedly connected with the bottom of the inner wall of the support 2, the front lower side of the support 2 is fixedly connected with the back of the connecting plate 12, grooves 13 are formed in the left side face and the right side face of the electric meter box 1, and the upper surfaces of the inner walls of the grooves 13 are fixedly connected with the top ends of the ejector rods 14.

The bottom end of the ejector rod 14 is lapped with the upper surface of the stop block 15, the lower surface of the stop block 15 is fixedly connected with the top end of the first hydraulic rod 16, the first hydraulic rod 16 is clamped at the bottom of the inner wall of the support 2, the lower surface of the stop block 15 is hinged with one end of the support rod 17 through a pin shaft, the other end of the support rod 17 is hinged with the upper surface of the slider 18 through a pin shaft, the back surface of the slider 18 is fixedly connected with one end of the front surface of the grounding component 21, the grounding component 21 is sleeved in the sliding sleeve 19, the outer walls of the two grounding components 21 are clamped with the two sleeve rods 20, the back surface of the electric meter box 1 is provided with the mounting groove 24, the mounting groove 24 is internally provided with the clamping component 25, the back surface of the clamping component 25 is fixedly connected with the clamping plate 26, the clamping plate 26 is clamped at the front surface of the support 2, the bottom end of the clamping component 25 is slidably connected in the sliding groove arranged at the bottom of the mounting groove 24, the top of the inner wall of the support 2 is clamped with the top plate 29, the heat extraction components 27 are clamped at the left side and right side of the upper surface of the top plate 29, the back of the inner wall of the bracket 2 is clamped with a hollow net 28.

In this embodiment: the ram 14 moves downwards and presses against the stop 15, the stop 15 presses against the strut 17 to change its angle, meanwhile, the slide block 18 is pushed by the support rod 17 to drive the slide rod 211 and the grounding terminal 212 to extend, so that the grounding terminal 212 is clamped in the grounding hole of the box board 34, thereby effectively guiding out the static electricity, the clamping plate 26 is clamped into the bracket 2 through the supporting action of the second hydraulic rod 253, the purpose of limiting the electric meter box 1 is effectively achieved, similarly, when the electric meter box 1 moves upwards, the first hydraulic rod 16 supports the stop block 15, the support rod 17 drives the grounding terminal 212 to retract through the sliding block 18 and the sliding rod 211, in addition, when the electric meter box 1 is used or assembled, the grounding terminal 212 guides static electricity out, so that the static electricity is not easy to attach to the electric meter box 1, discomfort caused by contact between the static electricity and a human body is avoided, meanwhile, the phenomenon that the static current enters the electricity meter box 1 to cause breakdown of components in the electricity meter box 1 is avoided.

As shown in fig. 1, 4 and 5, the limiting assembly 9 includes a pressing plate 91, a lower surface of the pressing plate 91 is overlapped with an upper surface of the conducting strip 8, an upper surface of the pressing plate 91 is fixedly connected with a bottom end of an expansion link 92, a top end of the expansion link 92 is fixedly connected with an upper surface of an inner wall of the support frame 10, a bolt 93 is disposed on the upper surface of the pressing plate 91 through a shaft sleeve, the bolt 93 is in threaded connection with the upper surface of the support frame 10, the pressing plate 91 and the conducting strip 8 are both in a circular arc shape, an anti-slip protrusion is disposed on a top portion of the inner wall of the pressing plate 91, an insulating cover is disposed on a top portion of the bolt 93, the slider 18 is slidably connected in a slot formed on the support frame 2, and the slot and the slider 18 are both in a T-shaped design, the grounding assembly 21 includes a grounding terminal 212, one end of a front surface of the grounding terminal 212 is fixedly connected with one end of a back surface of the sliding rod 211, one end of the front surface of the sliding rod 211 is fixedly connected with a back surface of the slider 18, the sliding rod 211 is sleeved in the sliding sleeve 19, one end of the back of the grounding terminal 212 is designed to be hemispherical, two sliding sleeves 19 are respectively arranged on the left side and the right side of the back of the bottom plate 30, the lower surface of the bottom plate 30 is fixedly connected with the bottom in the bracket 2, and three mounting holes 31 are respectively arranged on the left side and the right side of the front of the bottom plate 30;

in this embodiment: the conducting post 6 passes through the anti-static sleeve 4 to be communicated with the contact terminal 3, a person can put a zero line and a live line on the corresponding conducting post 8 in advance, the pressing plate 91 clamps the wire head tightly through the rotating bolt 93, the wire head is communicated with the contact terminal 3 through the connecting action of the conducting post 6 after contacting with the conducting post 8, the electric meter box 1 and the bracket 2 replace the traditional mode of directly wiring on the electric meter box 1 through the inserting mode, the connection convenience is improved, meanwhile, the human body is prevented from frequently contacting with a charged metal material, due to the arc-shaped pressing plate 91 and the arc-shaped guide plate, the pressing plate 91 and the arc-shaped guide plate are more attached to the wire head, the wire head is prevented from being crushed while the limiting of the wire head is realized through the mutual matching between the pressing plate 91 and the anti-slip bulge, the aim of limiting the sliding block 211 is effectively realized through the T-shaped groove body and the sliding block 18, and the grounding terminal 212 is more stable in the moving process, through the mutual cooperation between ground terminal 212 and sliding sleeve 19, make ammeter case 1 load ground terminal 212 on support 2 and stretch out, do not load ammeter case 1 then ground terminal 212 retracts, prevent to produce the electric current in case board 34 and consequently lead to the backward flow phenomenon.

As shown in fig. 1, 4 and 6, the left and right sides of the lower surface of the electric meter box 1 are fixedly connected with the limiting rods 22, the limiting rods 22 are clamped in the limiting holes 23, the limiting holes 23 are formed at the bottom of the inner wall of the bracket 2, the bottom end of the limiting rods 22 is designed in a hemispherical shape, the clamping component 25 comprises side plates 254, the side plates 254 are slidably connected in the mounting groove 24, the lower surfaces of the side plates 254 are fixedly connected with the upper surface of the sliding plate 251, the sliding plate 251 is slidably connected in a sliding groove formed in the bottom of the mounting groove 24, the sliding plate 251 is designed in a T-shape, the front surface of the side plate 254 is fixedly connected with one end of the second hydraulic rod 253, the other end of the second hydraulic rod 253 is fixedly connected with the back surface of the inner wall of the mounting groove 24, the upper surface of the side plate 254 is fixedly connected with the lower surface of the handle 252, the back surface of the side plate 254 is fixedly connected with the front surface of the clamping plate 26, the back surface of the clamping plate 26 is designed in an inclined shape, the heat discharging component 27 comprises a connecting cylinder 271, the connecting cylinder 271 is clamped on the upper surface of the top plate 29, an exhaust fan 272 is arranged in the connecting cylinder 271, a dustproof net 273 is arranged at the top of the connecting cylinder 271, and two net plates 33 are arranged at the bottom of the bracket 2 corresponding to the exhaust fan 272;

in this embodiment: through the mutual matching between the limiting rod 22 and the limiting hole 23, the electric meter box 1 is not easy to shake when the electric meter box 1 is installed, the installation stability is further improved, meanwhile, the stability of the communication between the contact terminal 3 and the conductive column 6 is ensured, the contact terminal 3 is inserted into the through hole 5, the clamping plate 26 slides on the support 2 in the process of pressing the electric meter box 1 downwards, the electric meter box 1 does not move downwards any more and then is supported by the second hydraulic rod 253, so that the clamping plate 26 is effectively clamped into the support 2, the electric meter box 1 is not required to be installed again by continuously operating the handle 252, and the top of the clamping plate 26 is designed to be a plane, so that the limiting effect on the electricity meter box 1 is improved, the two exhaust fans 272 can quickly exhaust heat when working, through mutually supporting between dust screen 273 and the otter board 33, realize the inside quick circulation of air's of support 2 purpose to further improve the radiating effect to ammeter case 1.

As shown in fig. 7, an electric meter box group comprises two or more electric meter boxes 1, wherein the two or more electric meter boxes 1 are combined, the same box plate 34 is arranged on the back surfaces of the two electric meter boxes 1, the front surfaces of the box plates 34 are overlapped with the back surfaces of two bottom plates 30, anti-skid pads 32 are clamped on the back surfaces of the bottom plates 30, and the back surfaces of the anti-skid pads 32 are overlapped with the front surfaces of the box plates 34;

in this embodiment: due to the arrangement of the anti-slip pad 32, after the bottom plate 30 and the box plate 34 are installed through the installation hole 31, the anti-slip pad 32 is tightly attached to the box plate 34, so that the purpose of insulation is achieved, and the loading stability of the bottom plate 30 and the box plate 34 is improved.

The working principle is as follows: when the electric meter box 1 needs to be disassembled, the handle 252 is pulled forwards only to drive the clamping plate 26 to move forwards through the side plate 254, the ejector rod 14 is supported through the two first hydraulic rods 16, the electric meter box 1 is effectively bounced upwards, the electric meter box 1 can be disassembled, the contact terminal 3 is inserted into the through hole 5 in the installation process of the electric meter box 1, the two limiting rods 22 at the bottom of the electric meter box 1 are clamped into the two limiting holes 23, the clamping plate 26 slides on the support 2 in the process of pressing the electric meter box 1 downwards, the electric meter box 1 is not moved downwards any longer and then is effectively clamped into the support 2 through the supporting effect of the second hydraulic rod 253, the ejector rod 14 moves downwards and extrudes the stopper 15, the stopper 15 extrudes the support rod 17 to change the angle of the support rod 17, meanwhile, the support rod 17 pushes the sliding block 18 to drive the sliding rod 211 and the grounding terminal 212 to extend out, so that the grounding terminal 212 is clamped into the grounding hole of the box plate 34, effectively derive static, after four contact terminal 3 insert through-hole 5, make prevent that static cover 4 parcel contact terminal 3, and lead electrical pillar 6 and pass and prevent static cover 4 and contact terminal 3 switch-on, personnel can arrange zero line and live wire in advance on the corresponding conducting strip 8, rethread rotary bolt 93 makes clamp plate 91 to the end of a thread cramp, and the end of a thread makes it switch on with contact terminal 3 through the connection effect who leads electrical pillar 6 after contacting with conducting strip 8.

In conclusion, the following results are obtained:

by arranging the electric meter box 1, the bracket 2, the stopper 15, the ejector rod 14, the support rod 17, the slider 18, the sliding rod 211, the first hydraulic rod 16, the clamping plate 26, the second hydraulic rod 253 and the grounding terminal 212, when the electric meter box 1 is assembled, the electric meter box is disassembled from the upper part of the bracket 2, so that the four contact terminals 3 are clamped into the four through holes 5 and the four anti-static sleeves 4, at the moment, the ejector rod 14 moves downwards and extrudes the stopper 15, the stopper 15 extrudes the support rod 17 to change the angle of the support rod 17, meanwhile, the support rod 17 ejects the slider 18 to drive the sliding rod 211 and the grounding terminal 212 to extend, so that the grounding terminal 212 is clamped into the grounding hole of the box plate 34, static electricity is effectively led out, when the bottom of the electric meter box 1 is contacted with the bottom in the bracket 2, the clamping plate 26 does not slide on the support plate any more, and through the supporting effect of the second hydraulic rod 253, the clamping plate 26 is clamped into the bracket 2, so that the limiting purpose of the electric meter box 1 is effectively realized, in the same way, when the electric meter box 1 moves upwards, the first hydraulic rod 16 supports the stopper 15, the supporting rod 17 drives the grounding terminal 212 to retract through the sliding block 18 and the sliding rod 211, the electric meter box 1 is used or assembled, the grounding terminal 212 guides static electricity out, the static electricity is not easy to attach to the electric meter box 1, the static electricity is prevented from contacting with a human body to cause discomfort, meanwhile, the static current is prevented from entering the electric meter box 1, and breakdown phenomena are caused to components in the electric meter box 1, and potential safety hazards in the assembling and using processes of the electric meter box 1 are effectively reduced.

Through setting up contact terminal 3, ammeter case 1, support 2, lead electrical pillar 6, conducting strip 8, bolt 93, support frame 10, clamp plate 91 and through-hole 5, insert behind through-hole 5 when four contact terminal 3, make prevent that static cover 4 parcel contact terminal 3, and lead electrical pillar 6 to pass and prevent that static cover 4 and contact terminal 3 switch-on, personnel can arrange zero line and live wire in advance on the conducting strip 8 that corresponds, rethread rotation bolt 93 makes clamp plate 91 clamp to the end of a thread, make it and contact terminal 3 switch on through the connecting action who leads electrical pillar 6 behind end of a thread and the contact of conducting strip 8 contact, make ammeter case 1 replace the mode of traditional direct wiring on ammeter case 1 with support 2 through the mode of pegging graft, human frequent contact electrified metal material has been avoided when improving the convenience of connection, be difficult for causing electric leakage potential safety hazard.

By arranging the electric meter box 1, the mounting groove 24, the clamping plate 26, the side plate 254, the handle 252, the second hydraulic rod 253 and the support 2, in the process of mounting the electric meter box 1, the contact terminal 3 is inserted into the through hole 5, the two limiting rods 22 at the bottom of the electric meter box 1 are clamped into the two limiting holes 23, the clamping plate 26 slides on the support 2 in the process of pressing the electric meter box 1 downwards, the electric meter box 1 is not moved downwards and then is supported by the second hydraulic rod 253, the clamping plate 26 is effectively clamped into the support 2, the electric meter box 1 is dismounted, only the handle 252 needs to be pulled forwards, the handle 252 drives the clamping plate 26 to move forwards through the side plate 254, the ejector rod 14 is supported by the two first hydraulic rods 16, the electric meter box 1 is effectively sprung upwards, the electric meter box 1 can be dismounted, the electric meter box 1 is assembled in a clamping manner, the work burden is greatly reduced, and the situation that the electric meter box 1 is prevented from being rusted due to the mounting lead screw, the aging speed of the electricity meter box 1 is reduced.

Through setting up support 2, ammeter case 1, roof 29, exhaust fan 272, dust screen 273, fretwork net 28, otter board 33 and slipmat 32, in ammeter case 1 use, and inside the partial heat accessible fretwork net 28 that produces got into support 2, two exhaust fans 272 carry out the during operation fast with the heat discharge, through mutually supporting between dust screen 273 and the otter board 33, realize the purpose of the inside quick circulation of air of support 2, thereby further improve the radiating effect to ammeter case 1.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

Claims

1. The utility model provides an electricity meter box, includes ammeter case (1), its characterized in that, the rear of ammeter case (1) is provided with support (2), the bottom of ammeter case (1) is provided with four contact terminal (3), contact terminal (3) joint is in through-hole (5), bottom joint has antistatic cover (4) in through-hole (5), contact terminal (3) cup joint in antistatic cover (4), the joint has electrically conductive post (6) in antistatic cover (4), the one end and the contact terminal (3) joint of electrically conductive post (6), the top of electrically conductive post (6) is provided with support frame (10), and the lower surface of four support frames (10) all with the bottom fixed connection of support (2) inner wall, the upper surface joint of support frame (10) has spacing subassembly (9), the bottom and the upper surface overlap joint of spacing subassembly (9) and (8), the back of the conducting strip (8) is fixedly connected with one end of the front of the conducting column (6), an insulating base (7) is arranged on the lower surface of the conducting strip (8), the lower surface of the insulating base (7) is fixedly connected with the upper surface of a vertical plate (11), the lower surface of the vertical plate (11) is fixedly connected with the bottom of the inner wall of the support (2), the lower part of the front of the support (2) is fixedly connected with the back of a connecting plate (12), grooves (13) are formed in the left side surface and the right side surface of the electric meter box (1), and the upper surface of the inner wall of each groove (13) is fixedly connected with the top end of a push rod (14);

the bottom of ejector pin (14) and the upper surface overlap joint of dog (15), the lower surface of dog (15) and the top fixed connection of first hydraulic stem (16), first hydraulic stem (16) joint is in the bottom of support (2) inner wall, the lower surface of dog (15) is articulated with the one end of branch (17) through the round pin axle, the other end of branch (17) is articulated with the upper surface of slider (18) through the round pin axle, the back and the positive one end fixed connection of ground connection subassembly (21) of slider (18), ground connection subassembly (21) cup joint in sliding sleeve (19), and two loop bars (20) are connected to the outer wall joint of two ground connection subassemblies (21), mounting groove (24) have been seted up at the back of ammeter case (1), be provided with joint subassembly (25) in mounting groove (24), the back fixed connection of joint subassembly (25) has cardboard (26), cardboard (26) joint is in the front of support (2), the bottom sliding connection of joint subassembly (25) is in the sliding tray that the bottom was seted up in mounting groove (24), the top joint of support (2) inner wall has roof (29), the equal joint in the left and right sides of roof (29) upper surface has heat extraction subassembly (27), the back joint of support (2) inner wall has fretwork net (28).

2. The ammeter box as claimed in claim 1, wherein the limiting assembly (9) comprises a pressing plate (91), the lower surface of the pressing plate (91) is in lap joint with the upper surface of the conducting strip (8), the upper surface of the pressing plate (91) is fixedly connected with the bottom end of a telescopic rod (92), the top end of the telescopic rod (92) is fixedly connected with the upper surface of the inner wall of the support frame (10), the upper surface of the pressing plate (91) is provided with a bolt (93) through a shaft sleeve, and the bolt (93) is in threaded connection with the upper surface of the support frame (10).

3. The ammeter box as claimed in claim 2, wherein the pressure plate (91) and the conducting strip (8) are both in the shape of a circular arc, the top of the inner wall of the pressure plate (91) is provided with an anti-skid protrusion (91), and the top of the bolt (93) is provided with an insulating cover.

4. An electricity meter box according to claim 1, characterized in that the slide block (18) is slidably connected in a groove provided on the bracket (2), and the groove and the slide block (18) are both of a T-shaped design.

5. The ammeter box of claim 1, wherein the grounding assembly (21) comprises a grounding terminal (212), the front end of the grounding terminal (212) is fixedly connected with the back end of a sliding rod (211), the front end of the sliding rod (211) is fixedly connected with the back of a sliding block (18), the sliding rod (211) is sleeved in a sliding sleeve (19), the back end of the grounding terminal (212) is hemispherical, two sliding sleeves (19) are respectively arranged at the left side and the right side of the back of a bottom plate (30), the lower surface of the bottom plate (30) is fixedly connected with the bottom of a support (2), and three mounting holes (31) are respectively arranged at the left side and the right side of the front of the bottom plate (30).

6. The ammeter box as claimed in claim 1, wherein both the left and right sides of the lower surface of the ammeter box (1) are fixedly connected with limiting rods (22), the limiting rods (22) are clamped in limiting holes (23), the limiting holes (23) are arranged at the bottom of the inner wall of the bracket (2), and the bottom ends of the limiting rods (22) are designed in a hemispherical shape.

7. An electricity meter box according to claim 1, characterized in that the clamping assembly (25) comprises a side plate (254), the side plate (254) is slidably connected in the mounting groove (24), the lower surface of the side plate (254) is fixedly connected with the upper surface of a sliding plate (251), the sliding plate (251) is slidably connected in a sliding groove arranged at the bottom in the mounting groove (24), the sliding plate (251) is of a T-shaped design, and the front surface of the side plate (254) is fixedly connected with one end of the second hydraulic rod (253).

8. The ammeter box as claimed in claim 7, wherein the other end of the second hydraulic rod (253) is fixedly connected to the back of the inner wall of the mounting groove (24), the upper surface of the side plate (254) is fixedly connected to the lower surface of the handle (252), the back of the side plate (254) is fixedly connected to the front of the clamping plate (26), and the back of the clamping plate (26) is inclined.

9. The ammeter box as claimed in claim 1, wherein the heat exhausting assembly (27) comprises a connecting cylinder (271), the connecting cylinder (271) is connected to the upper surface of the top plate (29) in a clamping manner, an exhaust fan (272) is arranged in the connecting cylinder (271), a dust screen (273) is arranged at the top of the connecting cylinder (271), and two screen plates (33) are arranged at the bottom of the bracket (2) corresponding to the position of the exhaust fan (272).

10. The utility model provides an electricity meter box group, its characterized in that includes that two or more than two ammeter casees (1) make up and form, and the back of two ammeter casees (1) is provided with same boxboard (34), the front of boxboard (34) and the back overlap joint of two bottom plates (30), the back joint of bottom plate (30) has slipmat (32), the back of slipmat (32) and the front overlap joint of boxboard (34).