CN115032435A - Smart power grid intelligent electric energy meter - Google Patents

Abstract

The invention provides a smart grid intelligent electric energy meter, belongs to the technical field of electric equipment, and solves the technical problems that an existing circuit board is instable in installation and easy to damage during installation. This wisdom electric wire netting intelligence electric energy meter, including the back casing, procapsid and circuit board, a plurality of first mounting holes have been seted up on the back casing, a plurality of second mounting holes have been seted up on the procapsid, first mounting hole and second mounting hole one-to-one, be connected with fixing bolt in first mounting hole and the second mounting hole jointly, the inside sliding connection of first mounting hole has the slide, the slide passes through telescopic link and first mounting hole fixed connection, the outside cover of telescopic link is equipped with first spring, the inside of back casing is fixed with solid fixed cylinder, be fixed with the fixing base on the circuit board, be fixed with the flexible pole on the fixing base. The invention has the advantages that the circuit board in the electric energy meter is ensured to be fixed stably, and meanwhile, the circuit board is not damaged.

Description

Smart power grid intelligent electric energy meter

Technical Field

The invention belongs to the technical field of power equipment, and relates to an electric energy meter, in particular to an intelligent electric energy meter of a smart grid.

Background

The electric energy meter is an electric energy metering instrument and has wide application occasions. The electric energy meter is developed and improved from a mechanical electric energy meter and an electronic electric energy meter to the current intelligent electric energy meter. The intelligent electric energy meter has the functions of measuring, transmitting information and remotely switching on and off the power supply circuit besides the function of electric energy metering, and therefore, the meter shell of the intelligent electric energy meter is used as a carrier for loading electric parts and electronic devices, so that the function of the electric energy meter is guaranteed, and the electric energy meter is guaranteed to have good controllability of 'human-instrument' conversation.

Through retrieval, for example, chinese patent document discloses an electric energy meter [ application number: 202210100123.7; publication No.: CN 114384290 a ]. This kind of electric energy meter is through setting up the fan of giving vent to anger, make the hot-air that holds the intracavity discharge fast, and through setting up air inlet fan, make the quick entering of external cold air hold the intracavity, thereby make through quick hot-air that discharges and inhale the cold air and hold the intracavity and produce the air convection, the heat that the binding post that will hold the intracavity sent when inserting the load can fast effluvium to the external world, thereby make the heat that holds the intracavity can not accumulate, produced temperature is not high, and can not burn out the electric energy meter.

Through retrieval, for example, chinese patent document discloses an electric energy meter [ application number: 202122780906.8, respectively; publication No.: CN 216310091U). The electric energy meter comprises a main body, wherein a first cover plate, a first concave cavity matched with the first cover plate and a lead sealing piece are arranged on the main body, a lead sealing groove is formed in one end of the first cover plate, the lead sealing piece penetrates through the lead sealing groove to be connected with the first concave cavity, a rotating part is arranged at the other end of the first cover plate, a protrusion is arranged on one side surface of the rotating part, and the protruding part extends into the inner wall of the first concave cavity; a rotating shaft hole is formed in the other side face of the rotating part, an elastic piece and a rotating shaft are arranged in the rotating shaft hole, one end of the rotating shaft abuts against the elastic piece, and the other end of the rotating shaft extends into the inner wall of the first concave cavity; the utility model has the characteristics of prevent losing, fixed effect is strong, easily installation, be convenient for maintain etc.

Although improved the computer table in the above-mentioned patent, its installation that does not change the inside circuit board of electric energy meter changes, and current circuit board either adopts the screw to fix when the installation, or adopts the buckle to fix, when adopting the screw fixation, the precession degree of wayward screw when the installation makes the circuit board damage easily, and when adopting the buckle to fix, fixed stability is poor, rocks easily, easily damages in the use.

Disclosure of Invention

The invention aims to solve the problems in the prior art, and provides an intelligent electric energy meter of a smart grid, which aims to solve the technical problems that: how to realize when guaranteeing that the fixed firm of circuit board in the electric energy meter can not cause the destruction to the circuit board.

The purpose of the invention can be realized by the following technical scheme:

the utility model provides a wisdom electric wire netting intelligence electric energy meter, including back casing, procapsid and circuit board, a plurality of first mounting holes have been seted up on the back casing, a plurality of second mounting holes have been seted up on the procapsid, first mounting hole and second mounting hole one-to-one, be connected with fixing bolt in first mounting hole and the second mounting hole jointly, the inside sliding connection of first mounting hole has the slide, the slide passes through telescopic link and first mounting hole fixed connection, the outside cover of telescopic link is equipped with first spring, the inside of back casing is fixed with fixed section of thick bamboo, be fixed with the fixing base on the circuit board, be fixed with the flexible rod on the fixing base, be provided with fixed arch on the flexible rod, the constant head tank with fixed arch complex is seted up to the inside of fixed section of thick bamboo, the inside slip of fixed section of thick bamboo is provided with the anchor block, the anchor block passes through drive mechanism and is connected with the slide.

The working principle of the invention is as follows: when the installation, the fixing base on the circuit board is aligned with the fixed cylinder, then press downwards, make the elastic rod produce certain deformation under pressure, thereby make fixed protruding enter into the constant head tank of fixed cylinder, after the installation is accomplished, place the procapsid on the casing of back, align first mounting hole and second mounting hole, then screw in first mounting hole and second mounting hole with fixing bolt, when fixing bolt screw in, fixing bolt's lower extreme and slide contact, then drive the slide and move down, the slide drives the reinforcement piece through drive assembly and shifts up, thereby make the reinforcement piece enter into between two elastic rods, consolidate the elastic rod, make the elastic rod can not rock or crooked, thereby make the circuit board fixed firm, and can not cause the damage to the circuit board when fixed, reverse operation can during the dismantlement, the installation dismantlement is simple convenient.

Drive mechanism includes the head rod, head rod and slide sliding connection, the head rod stretches into in the back casing through first spacing spout, the other end of head rod is fixed with the first pinion rack, swivelling joint has drive gear in the back casing, the first pinion rack meshes with drive gear, the spacing spout of second has been seted up on the solid fixed cylinder, sliding connection has the second connecting rod in the spacing spout of second, the one end and the back up piece fixed connection of second connecting rod, the other end of second connecting rod is fixed with the second pinion rack, the second pinion rack meshes with drive gear.

Structure more than adopting, when the slide moves down, drives first pinion rack decline through first connecting rod, and first pinion rack drives drive gear rotatory to make the second pinion rack shift up, the second pinion rack drives the reinforcement piece through the second connecting rod and shifts up, thereby makes the reinforcement piece consolidate the elastic rod.

Still include the mounting panel, be fixed with the fixed beam on the mounting panel, the rear side of back casing is provided with angle adjusting part, is connected with the installation component on the angle adjusting part, and the installation component is connected with the fixed beam.

Structure more than adopting, at the during operation, can fix the mounting panel in appointed position in advance, then through the cooperation of installation component with the fixed beam, fix the electric energy meter on the mounting panel to when using, can also adjust the inclination of electric energy meter through angle adjusting part, be convenient for be applicable to different service environment.

The installation component comprises an installation seat, a fixing groove matched with the fixed beam is formed in the installation seat, fixing holes are formed in the upper side and the lower side of the fixed beam, a driving cavity is formed in the installation seat, a first rotating shaft is fixed inside the driving cavity, an upper thread section and a lower thread section are arranged on the first rotating shaft, a lifting seat is connected to the upper thread section and the lower thread section in a threaded mode, a fixing column is connected to the lifting seat, and the other end of the fixing column extends into the fixing groove.

Structure more than adopting when the installation, passes through the fixed slot card with the mount pad on the fixed beam, then rotatory first pivot, first pivot drives two lift seats through last screw thread section and lower screw thread section and moves in opposite directions to make two fixed columns enter into the fixed orifices of fixed beam, accomplish the installation to the electric energy meter, easy operation is convenient, during the dismantlement, reverse rotation first pivot can.

A first sliding cavity is formed in the fixing column, a first lifting plate is connected to the inside of the first sliding cavity in a sliding mode, a second spring is fixed to the upper side of the first lifting plate, the other end of the second spring is fixedly connected with the first sliding cavity, a lifting column is fixed to the lower side of the first lifting plate, and the lower end of the lifting column extends out of the fixing column and is fixedly connected with a first arc-shaped protrusion.

Structure more than adopting, pass through the fixed slot at the mount pad when sliding on the fixed beam, first arc arch can be under the extrusion of fixed beam, in the seat of withdrawing, after the protruding position that removes the fixed orifices of first arc of installation, under the effect of second spring, first arc arch can be automatic to enter into in the fixed orifices, thereby carry out preliminary location to the mount pad, do not need the manual work to align fixed column and fixed orifices, then stretch into the fixed column in the fixed orifices again can, further improvement the fixed convenience of installation, therefore, the clothes hanger is strong in practicability.

The angle adjusting assembly comprises a second rotating shaft, external threads are arranged on the second rotating shaft, the second rotating shaft is connected with a moving seat through the external threads, a telescopic column is rotatably connected to the outer side of the moving seat, an angle adjusting seat is rotatably connected to the outer side of the mounting seat through a connecting seat, one end of the angle adjusting seat is fixedly connected with the telescopic column, and the other end of the angle connecting seat is fixedly connected with the rear shell.

Structure more than adopting, when needs angle regulation, the second pivot is rotatory, drives through the external screw thread and removes the seat and reciprocate to drive angle regulation seat through flexible post and take place rotatoryly, realize satisfying different user demands to the regulation of electric energy meter angle.

The driving cavity is internally and slidably connected with a third rotating shaft, the upper end of the third rotating shaft extends out of the mounting seat and is provided with a driving wheel, the lower end of the third rotating shaft is fixedly provided with a driving gear, the first rotating shaft is fixedly provided with a first gear, the second rotating shaft is fixedly provided with a second gear, and the driving gear can be meshed with the first gear or the second gear.

By adopting the structure, when in installation, the third rotating shaft can be upwards drawn and pulled, so that the driving gear is meshed with the first gear, then the third rotating shaft is rotated by the driving wheel, the third rotating shaft drives the driving gear to rotate, so that the first rotating shaft is driven to rotate by the first gear, when the angle needs to be adjusted, the third rotating shaft is pressed downwards, so that the driving gear is meshed with the second gear, thereby the second rotating shaft can be driven to rotate by the matching of the driving gear and the second gear to realize the angle adjustment, the arrangement of the structure can realize the installation of the device and the adjustment of the angle by utilizing one driving gear, improves the tightness of the device, and can ensure that the driving gear and the second gear are always meshed after the installation is finished, under the condition that other people do not know the operation principle, the electric energy meter cannot be disassembled, so that the anti-theft performance of the electric energy meter is improved.

A second sliding cavity is formed in the upper portion of the mounting seat, a second lifting plate is rotatably connected to the first rotating shaft, and the second lifting plate is located in the second sliding cavity.

By adopting the structure, when the second lifting plate rises to the upper end of the second sliding cavity, the driving gear is meshed with the first gear, and when the second lifting plate falls to the lower end of the second sliding cavity, the driving gear is meshed with the first gear.

Annular grooves are formed in the upper end and the lower end of the side wall of the second sliding cavity, a plurality of third sliding cavities are formed in the second lifting plate, third springs are fixed inside the third sliding cavities, a moving plate is fixed to the other end of each third spring, a second arc-shaped protrusion is fixed to the other side of the moving plate, and the second arc-shaped protrusion extends out of the second lifting plate and is matched with the annular grooves.

Structure more than adopting, when the installation, the third pivot drives the second lifter plate and rises, thereby make the protruding ring channel that enters into the top of second arc, utilize the protruding cooperation with the ring channel of second arc, carry out the gear to the third pivot, thereby make the third pivot can not fall under the effect of gravity, guarantee the convenience of operation, and when needing angle regulation, need apply certain pressure and just can make the protruding ring channel of extruding of second arc, then in entering into the ring channel of below, the reverse operation is in the same way, when the third pivot is rotatory like this, can improve the rotatory stability of third pivot.

Compared with the prior art, this smart power grids smart electric energy meter has following advantage:

1. when the device is installed, the fixed seat on the circuit board is aligned with the fixed cylinder and then pressed downwards, the elastic rod generates certain deformation under the pressure, so that the fixing protrusion enters the positioning groove of the fixing cylinder, after the installation is completed, the front shell is placed on the rear shell, the first mounting hole and the second mounting hole are aligned, then the fixing bolt is screwed into the first mounting hole and the second mounting hole, when the fixing bolt is screwed in, the lower end of the fixing bolt is contacted with the sliding plate, then the sliding plate is driven to move downwards, the sliding plate drives the reinforcing block to move upwards through the transmission assembly, so that the reinforcing block enters between the two elastic rods, the elastic rod is reinforced, so that the elastic rod can not shake or bend, the circuit board is fixed stably, and can not cause the damage to the circuit board when fixed, reverse operation can during the dismantlement, and the installation is dismantled simply conveniently.

2. The structure setting of installation component when the installation, passes through the fixed slot card with the mount pad on the fixed beam, then rotatory first pivot, and first pivot drives two lift seats motion in opposite directions through last screw thread section and lower screw thread section to make two fixed columns enter into the fixed orifices of fixed beam, accomplish the installation to the electric energy meter, easy operation is convenient, and during the dismantlement, the first pivot of counter-rotation can.

3. The structure setting of angle adjustment subassembly, when needs angle regulation, the second pivot is rotatory, drives through the external screw thread and removes the seat and reciprocate to it is rotatory to drive angle adjustment seat through telescopic column, realizes satisfying different user demands to the regulation of electric energy meter angle.

4. The third pivot and drive gear's structure setting utilize the regulation of the installation that a drive gear just can realize the device and angle, have improved the compactness of device to after the installation is accomplished, can be so that drive gear and second gear mesh all the time, under the condition that other personnel do not know the theory of operation, can not dismantle the electric energy meter, thereby improved the theftproof performance of electric energy meter.

5. The structure setting in the smooth chamber of second and the smooth chamber of third can be after the third pivot rises or descends, fixes a position the third pivot, not only makes things convenient for drive gear and first gear and second gear engagement, also makes the third pivot when rotatory, can not produce vertical removal.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a schematic view of the internal structure of the watch body of the present invention.

Fig. 3 is a partially enlarged view of a portion a in fig. 2.

FIG. 4 is a schematic view of the connection structure between the watch body and the mounting plate according to the present invention.

Fig. 5 is a schematic structural view of a mounting assembly and an angle adjusting assembly in the present invention.

Fig. 6 is a partially enlarged view at B in fig. 5.

Fig. 7 is a partially enlarged view at C in fig. 5.

Fig. 8 is a partial enlarged view at D in fig. 5.

In the figure, 1, a rear housing; 2. a front housing; 3. mounting a plate; 4. a mounting seat; 5. a fixed beam; 6. a circuit board; 7. a second mounting hole; 8. fixing the bolt; 9. a first mounting hole; 10. a slide plate; 11. a telescopic rod; 12. a first spring; 13. a first limit chute; 14. a first connecting rod; 15. a first toothed plate; 16. a transmission gear; 17. a second toothed plate; 18. a second connecting rod; 19. a second limiting chute; 20. a fixed cylinder; 21. a fixed seat; 22. an elastic rod; 23. a fixed protrusion; 24. positioning a groove; 25. a reinforcing block; 26. a fixing hole; 27. a drive chamber; 28. fixing grooves; 29. a first rotating shaft; 30. a first gear; 32. a lifting seat; 33. fixing a column; 34. a connecting seat; 35. an angle adjusting seat; 36. a telescopic column; 37. a movable seat; 38. a second rotating shaft; 39. a second gear; 40. a drive gear; 41. a third rotating shaft; 42. a drive wheel; 43. a first slide chamber; 44. a second spring; 45. a first lifter plate; 46. a lifting column; 47. a first arc-shaped protrusion; 48. a second slide chamber; 49. an annular groove; 50. a second lifter plate; 51. a third slide chamber; 52. a third spring; 53. moving the plate; 54. a second arc-shaped protrusion.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.

As shown in fig. 1-8, the smart grid smart electric energy meter includes a rear housing 1, a front housing 2 and a circuit board 6, wherein the rear housing 1 is provided with a plurality of first mounting holes 9, the front housing 2 is provided with a plurality of second mounting holes 7, the first mounting holes 9 correspond to the second mounting holes 7 one by one, the first mounting holes 9 and the second mounting holes 7 are commonly connected with fixing bolts 8, the inside of the first mounting holes 9 is slidably connected with a sliding plate 10, the sliding plate 10 is fixedly connected with the first mounting holes 9 through an expansion link 11, the outside of the expansion link 11 is sleeved with a first spring 12, the inside of the rear housing 1 is fixed with a fixed cylinder 20, the circuit board 6 is fixed with a fixed seat 21, the fixed seat 21 is fixed with an elastic rod 22, the elastic rod 22 is provided with a fixed protrusion 23, the fixed cylinder 20 is internally provided with a positioning slot 24 matched with the fixed protrusion 23, the fixed cylinder 20 is slidably provided with a reinforcing block 25, the reinforcing block 25 is connected to the slide plate 10 via a transmission mechanism.

When the fixing device is installed, the fixing base 21 on the circuit board 6 is aligned with the fixing cylinder 20, and then pressed downwards, the elastic rod 22 is deformed under pressure, so that the fixing protrusion 23 enters the positioning groove 24 of the fixing cylinder 20, after the installation is completed, the front shell 2 is placed on the rear shell 1, the first mounting hole 9 and the second mounting hole 7 are aligned, the fixing bolt 8 is screwed into the first mounting hole 9 and the second mounting hole 7, when the fixing bolt 8 is screwed in, the lower end of the fixing bolt 8 contacts with the sliding plate 10, and then the sliding plate 10 is driven to move downwards, the sliding plate 10 drives the reinforcing block 25 to move upwards through the transmission assembly, so that the reinforcing block 25 enters between the two elastic rods 22, the elastic rods 22 are reinforced, so that the elastic rods 22 cannot shake or bend, so that the circuit board 6 is fixed stably, and the circuit board 6 cannot be damaged during the fixing, reverse operation can be carried out during disassembly, and the assembly and disassembly are simple and convenient.

The transmission mechanism comprises a first connecting rod 14, the first connecting rod 14 is connected with the sliding plate 10 in a sliding mode, the first connecting rod 14 extends into the rear shell 1 through a first limiting sliding groove 13, a first toothed plate 15 is fixed to the other end of the first connecting rod 14, a transmission gear 16 is connected in the rear shell 1 in a rotating mode, the first toothed plate 15 is meshed with the transmission gear 16, a second limiting sliding groove 19 is formed in the fixed cylinder 20, a second connecting rod 18 is connected in the second limiting sliding groove 19 in a sliding mode, one end of the second connecting rod 18 is fixedly connected with the reinforcing block 25, a second toothed plate 17 is fixed to the other end of the second connecting rod 18, and the second toothed plate 17 is meshed with the transmission gear 16.

With the above structure, when the sliding plate 10 moves downwards, the first connecting rod 14 drives the first toothed plate 15 to descend, the first toothed plate 15 drives the transmission gear 16 to rotate, so that the second toothed plate 17 moves upwards, the second toothed plate 17 drives the reinforcing block 25 to move upwards through the second connecting rod 18, and the reinforcing block 25 reinforces the elastic rod 22.

Still include mounting panel 3, be fixed with fixed beam 5 on the mounting panel 3, the rear side of back casing 1 is provided with angle adjusting part, is connected with the installation component on the angle adjusting part, and the installation component is connected with fixed beam 5.

Structure more than adopting, at the during operation, can fix mounting panel 3 in appointed position in advance, then through the cooperation of installation component with fixed beam 5, fix the electric energy meter on mounting panel 3 to when using, can also adjust the inclination of electric energy meter through angle adjusting part, be convenient for be applicable to different service environment.

The installation component comprises an installation seat 4, a fixing groove 28 matched with the fixed beam 5 is formed in the installation seat 4, fixing holes 26 are formed in the upper side and the lower side of the fixed beam 5, a driving cavity 27 is formed in the installation seat 4, a first rotating shaft 29 is fixed inside the driving cavity 27, an upper thread section and a lower thread section are arranged on the first rotating shaft 29, a lifting seat 32 is connected to the upper thread section and the lower thread section through threads, a fixing column 33 is connected to the lifting seat 32, and the other end of the fixing column 33 extends into the fixing groove 28.

Structure more than adopting, when the installation, pass through fixed slot 28 card with mount pad 4 on fixed beam 5, then rotatory first pivot 29, first pivot 29 drives two lift seat 32 motion in opposite directions through last screw thread section and lower screw thread section to make two fixed columns 33 enter into the fixed orifices 26 of fixed beam 5, accomplish the installation to the electric energy meter, easy operation is convenient, during the dismantlement, reverse rotation first pivot 29 can.

A first sliding cavity 43 is formed in the fixed column 33, a first lifting plate 45 is connected to the inside of the first sliding cavity 43 in a sliding mode, a second spring 44 is fixed to the upper side of the first lifting plate 45, the other end of the second spring 44 is fixedly connected with the first sliding cavity 43, a lifting column 46 is fixed to the lower side of the first lifting plate 45, and the lower end of the lifting column 46 extends out of the fixed column 33 and is fixedly connected with a first arc-shaped protrusion 47.

Structure more than adopting, when mount pad 4 slides on fixed beam 5 through fixed slot 28, first arc is protruding 47 can be under the extrusion of fixed beam 5, in retracting mount pad 4, after the protruding 47 position that removes fixed orifices 26 of first arc of installation, under the effect of second spring 44, protruding 47 of first arc can enter into fixed orifices 26 automatically in, thereby tentatively fix a position mount pad 4, do not need the manual work to aim at fixed column 33 and fixed orifices 26, then stretch into fixed orifices 26 with fixed column 33 in can, further improvement the fixed convenience of installation, therefore, the clothes hanger is strong in practicability.

The angle adjusting assembly comprises a second rotating shaft 38, an external thread is arranged on the second rotating shaft 38, the second rotating shaft 38 is connected with a moving seat 37 through the external thread, the outer side of the moving seat 37 is rotatably connected with a telescopic column 36, the outer side of the mounting seat 4 is rotatably connected with an angle adjusting seat 35 through a connecting seat 34, one end of the angle adjusting seat 35 is fixedly connected with the telescopic column 36, and the other end of the angle adjusting seat 34 is fixedly connected with the rear shell 1.

With the adoption of the structure, when the angle is required to be adjusted, the second rotating shaft 38 rotates, the moving seat 37 is driven to move up and down through the external threads, so that the angle adjusting seat 35 is driven to rotate through the telescopic column 36, the adjustment of the angle of the electric energy meter is realized, and different use requirements are met.

A third rotating shaft 41 is slidably connected in the driving cavity 27, the upper end of the third rotating shaft 41 extends out of the mounting seat 4 and is provided with a driving wheel 42, a driving gear 40 is fixed at the lower end of the third rotating shaft 41, the first rotating shaft 29 is fixed with the first gear 30, the second rotating shaft 38 is fixed with the second gear 39, and the driving gear 40 can be meshed with the first gear 30 or the second gear 39.

By adopting the structure, when the device is installed, the third rotating shaft 41 can be pulled upwards to enable the driving gear 40 to be meshed with the first gear 30, then the driving wheel 42 is used for rotating the third rotating shaft 41, the third rotating shaft 41 is used for driving the driving gear 40 to rotate, so that the first rotating shaft 29 is driven to rotate through the first gear 30, when the angle is required to be adjusted, the third rotating shaft 41 is pressed downwards to enable the driving gear 40 to be meshed with the second gear 39, so that the second rotating shaft 38 can be driven to rotate by utilizing the matching of the driving gear 40 and the second gear 39, the angle is adjusted, the structure is arranged, the installation and the angle adjustment of the device can be realized by utilizing one driving gear 40, the tightness of the device is improved, the driving gear 40 can be always meshed with the second gear 39 after the installation is finished, under the condition that other people do not know the operation principle, the electric energy meter cannot be disassembled, thereby improving the anti-theft performance of the electric energy meter.

The upper portion of the mounting seat 4 is provided with a second sliding cavity 48, the first rotating shaft 29 is rotatably connected with a second lifting plate 50, and the second lifting plate 50 is located in the second sliding cavity 48.

With the structure, when the second lifting plate 50 ascends to the upper end of the second sliding cavity 48, the driving gear 40 is meshed with the first gear 30, and when the second lifting plate 50 descends to the lower end of the second sliding cavity 48, the driving gear 40 is meshed with the first gear 30.

Annular grooves 49 are formed in the upper end and the lower end of the side wall of the second sliding cavity 48, a plurality of third sliding cavities 51 are formed in the second lifting plate 50, third springs 52 are fixed inside the third sliding cavities 51, a moving plate 53 is fixed at the other ends of the third springs 52, a second arc-shaped protrusion 54 is fixed on the other side of the moving plate 53, and the second arc-shaped protrusion 54 extends out of the second lifting plate 50 and is matched with the annular grooves 49.

Structure more than adopting, when the installation, third pivot 41 drives second lifter plate 50 and rises, thereby make second arc protrusion 54 enter into the ring channel 49 of top, utilize the cooperation of second arc protrusion 54 with ring channel 49, gear is carried out to third pivot 41, thereby make third pivot 41 can not fall under the effect of gravity, guarantee the convenience of operation, and when needing angle regulation, need apply certain pressure and just can make second arc protrusion 54 extrude ring channel 49, then in entering into the ring channel 49 of below, reverse operation is the same, like this when third pivot 41 is rotatory, can improve the rotatory stability of third pivot 41.

The working principle of the invention is that when the components of the electric energy meter are assembled, the fixing column 33 on the circuit board 6 is aligned with the fixing cylinder 20, then the fixing column is pressed downwards, the elastic rod 22 is deformed to a certain extent under pressure, so that the fixing bulge 23 enters the positioning groove 24 of the fixing cylinder 20, after the circuit board 6 is installed, the front shell 2 is placed on the rear shell 1, the first mounting hole 9 and the second mounting hole 7 are aligned, then the fixing bolt 8 is screwed into the first mounting hole 9 and the second mounting hole 7, when the fixing bolt 8 is screwed, the lower end of the fixing bolt 8 is contacted with the sliding plate 10, then the sliding plate 10 is driven to move downwards, the first toothed plate 15 is driven to descend by the first connecting rod 14, the transmission gear 16 is driven by the first toothed plate 15 to rotate, so that the second toothed plate 17 moves upwards, the second toothed plate 17 drives the reinforcing block 25 to move upwards by the second connecting rod 18, so that the reinforcing block 25 enters between the two elastic bars 22 to reinforce the elastic bars 22.

When the electric energy meter is installed at a specified position, the installation plate 3 can be fixed at the specified position, then the installation seat 4 is clamped on the fixing beam 5 through the fixing groove 28, in the clamping process, the fixing beam 5 can extrude the first arc-shaped protrusion 47, so that the first arc-shaped protrusion 47 is retracted into the installation seat 4, after the first arc-shaped protrusion 47 is installed and moved to the position of the fixing hole 26, under the action of the second spring 44, the first arc-shaped protrusion 47 can automatically enter the fixing hole 26, so as to preliminarily position the installation seat 4, the fixing column 33 is not required to be aligned with the fixing hole 26 manually, at this time, the third rotating shaft 41 is pulled upwards, when the second lifting plate 50 is lifted to the upper end of the second sliding cavity 48, the driving gear 40 is meshed with the first gear 30, then the third rotating shaft 41 is rotated through the driving wheel 42, the third rotating shaft 41 drives the driving gear 40 to rotate, thereby it is rotatory to drive first pivot 29 through first gear 30, first pivot 29 drives two lift seats 32 through last screw thread section and lower screw thread section and moves in opposite directions, thereby make two fixed columns 33 enter into the fixed orifices 26 of fixed beam 5, accomplish the installation to the electric energy meter, after the installation is accomplished, can press down third pivot 41, when second lifter plate 50 removes the lower extreme of second sliding chamber 48, drive gear 40 and second gear 39 mesh, rotatory third pivot 41 this moment, it is rotatory to drive second gear 39 through drive gear 40, thereby it is rotatory to drive second pivot 38, second pivot 38 drives through the external screw thread and removes seat 37 and reciprocate, thereby it takes place to rotate to drive angle adjustment seat 35 through flexible post 36, realize the regulation to the electric energy meter angle.

In conclusion, through the arrangement of the reinforcing block 25, the function of not damaging the circuit board 6 is realized while the circuit board 6 in the electric energy meter is ensured to be fixed and stable.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments, or alternatives may be employed, by those skilled in the art, without departing from the spirit or ambit of the invention as defined in the appended claims.

Claims (9)

1. The utility model provides a smart power grid intelligent electric energy meter, including back casing (1), procapsid (2) and circuit board (6), a plurality of first mounting hole (9) have been seted up on back casing (1), a plurality of second mounting hole (7) have been seted up on procapsid (2), first mounting hole (9) and second mounting hole (7) one-to-one, be connected with fixing bolt (8) in first mounting hole (9) and second mounting hole (7) jointly, the inside sliding connection of first mounting hole (9) has slide (10), slide (10) are through telescopic link (11) and first mounting hole (9) fixed connection, the outside cover of telescopic link (11) is equipped with first spring (12), the inside of back casing (1) is fixed with solid fixed cylinder (20), be fixed with fixing base (21) on circuit board (6), be fixed elastic rod (22) on fixing base (21), the elastic rod (22) is provided with a fixing protrusion (23), the fixing barrel (20) is internally provided with a positioning groove (24) matched with the fixing protrusion (23), the fixing barrel (20) is internally provided with a reinforcing block (25) in a sliding manner, and the reinforcing block (25) is connected with the sliding plate (10) through a transmission mechanism.

2. The smart grid smart electric energy meter according to claim 1, wherein the transmission mechanism comprises a first connecting rod (14), the first connecting rod (14) is slidably connected with the sliding plate (10), the first connecting rod (14) extends into the rear housing (1) through a first limiting sliding groove (13), a first toothed plate (15) is fixed to the other end of the first connecting rod (14), a transmission gear (16) is rotatably connected to the rear housing (1), the first toothed plate (15) is engaged with the transmission gear (16), a second limiting sliding groove (19) is formed in the fixed cylinder (20), a second connecting rod (18) is slidably connected to the second limiting sliding groove (19), one end of the second connecting rod (18) is fixedly connected with the reinforcing block (25), a second toothed plate (17) is fixed to the other end of the second connecting rod (18), and the second toothed plate (17) is engaged with the transmission gear (16).

3. The smart grid smart electric energy meter according to claim 1, further comprising a mounting plate (3), wherein a fixing beam (5) is fixed on the mounting plate (3), an angle adjusting component is disposed on the rear side of the rear housing (1), the angle adjusting component is connected with a mounting component, and the mounting component is connected with the fixing beam (5).

4. The smart grid smart electric energy meter according to claim 3, wherein the mounting assembly comprises a mounting base (4), the mounting base (4) is provided with a fixing groove (28) matched with the fixing beam (5), fixing holes (26) are formed in the upper side and the lower side of the fixing beam (5), a driving cavity (27) is formed in the mounting base (4), a first rotating shaft (29) is fixed in the driving cavity (27), the first rotating shaft (29) is provided with an upper threaded section and a lower threaded section, a lifting base (32) is in threaded connection with both the upper threaded section and the lower threaded section, a fixing column (33) is connected to the lifting base (32), and the other end of the fixing column (33) extends into the fixing groove (28).

5. The smart grid smart electric energy meter as claimed in claim 4, wherein a first sliding cavity (43) is formed in the fixed column (33), a first lifting plate (45) is slidably connected to the inside of the first sliding cavity (43), a second spring (44) is fixed to the upper side of the first lifting plate (45), the other end of the second spring (44) is fixedly connected with the first sliding cavity (43), a lifting column (46) is fixed to the lower side of the first lifting plate (45), and a first arc-shaped protrusion (47) is fixedly connected to the lower end of the lifting column (46) and extends out of the fixed column (33).

6. The smart grid smart electric energy meter according to claim 4, wherein the angle adjustment assembly comprises a second rotating shaft (38), the second rotating shaft (38) is provided with external threads, the second rotating shaft (38) is connected with a movable base (37) through the external threads, the outer side of the movable base (37) is rotatably connected with a telescopic column (36), the outer side of the installation base (4) is rotatably connected with an angle adjustment base (35) through a connection base (34), one end of the angle adjustment base (35) is fixedly connected with the telescopic column (36), and the other end of the angle connection base (34) is fixedly connected with the rear housing (1).

7. The smart power grid intelligent electric energy meter as claimed in claim 6, wherein a third rotating shaft (41) is slidably connected in the driving cavity (27), the upper end of the third rotating shaft (41) extends out of the mounting seat (4) and is provided with a driving wheel (42), a driving gear (40) is fixed at the lower end of the third rotating shaft (41), a first gear (30) is fixed on the first rotating shaft (29), a second gear (39) is fixed on the second rotating shaft (38), and the driving gear (40) can be meshed with the first gear (30) or the second gear (39).

8. The smart grid smart electric energy meter as claimed in claim 7, wherein the mounting base (4) has a second sliding cavity (48) formed at an upper portion thereof, the first shaft (29) is rotatably connected to a second lifting plate (50), and the second lifting plate (50) is disposed in the second sliding cavity (48).

9. The smart grid smart electric energy meter as claimed in claim 8, wherein the second sliding cavity (48) has annular grooves (49) at upper and lower ends of a sidewall thereof, the second lifting plate (50) has a plurality of third sliding cavities (51) therein, a third spring (52) is fixed inside the third sliding cavities (51), a moving plate (53) is fixed at the other end of the third spring (52), a second arc-shaped protrusion (54) is fixed at the other side of the moving plate (53), and the second arc-shaped protrusion (54) extends out of the second lifting plate (50) and is engaged with the annular grooves (49).

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