CN113391105A

CN113391105A - Residential house ammeter

Info

Publication number: CN113391105A
Application number: CN202110568934.5A
Authority: CN
Inventors: 王斌
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-05-25
Filing date: 2021-05-25
Publication date: 2021-09-14

Abstract

The invention discloses a residential house ammeter, which comprises an ammeter shell, wherein a working cavity is arranged in the ammeter shell, a point dial is fixedly arranged on the rear wall in the working cavity, the lower end of the point dial is electrically connected with a connecting cable for daily power output and input, and an ammeter reading disc convenient for personnel to read is arranged in the point dial. And further improves the safety of the device.

Description

Residential house ammeter

Technical Field

The invention relates to the technical field, in particular to a residential house ammeter.

Background

In daily life, the resident electricity uses the ammeter form to take notes, often hang its household ammeter in rural area or the more resident house of part town area and install in house outside higher position department, prevent personnel's touching at will, but to the ammeter reading or to the maintenance inspection of ammeter comparatively troublesome, and if when carrying out the ammeter inspection in the whole village within range, if weather is comparatively bad then inconvenient electrician master carries out the detection of house residence ammeter, and it is higher at hot low side ammeter inside operating temperature, probably lead to the damage of inside wire or ammeter original paper if long-time the use, cause unnecessary harm.

Disclosure of Invention

The object of the present invention is to provide a residential house electricity meter that overcomes the above-mentioned drawbacks of the prior art.

The residential house ammeter comprises an ammeter shell, wherein a working cavity is arranged in the ammeter shell, a point dial is fixedly arranged on the rear wall in the working cavity, the lower end of the point dial is electrically connected with a connecting cable for daily power output and input, an ammeter reading disc convenient for personnel to read is arranged in the point dial, a turnover cavity with an outward opening is arranged in the upper wall of the working cavity, a turnover shaft is rotatably arranged between the left wall and the right wall in the turnover cavity, a turnover plate capable of being turned over is fixedly connected to the outer circular surface of the turnover shaft, the turnover plate is bent to be arched, a magnetic sealing plate is fixedly arranged at the lower end of the turnover plate, the front side of the working cavity can be sealed when the turnover plate is turned over and vertically faces downwards, a storage bottle is fixedly arranged in the lower wall of the working cavity, a storage cavity is arranged in the storage bottle and used for storing high-pressure gas, and a telescopic cavity with a forward opening in the front wall is arranged in the storage cavity, a movable sliding block capable of moving back and forth is arranged in the telescopic cavity, a shock absorption cavity with a backward opening is arranged on the inner rear wall of the ammeter shell, a mounting plate capable of moving back and forth is arranged in the shock absorption cavity, a mounting device for device fixing is fixedly arranged on the rear end face of the mounting plate, a shock absorption assembly is arranged in the shock absorption cavity from top to bottom and can stably support the mounting plate and reduce vibration, a gear cavity is arranged in the rear wall of the turnover cavity and on the inner upper side of the ammeter shell, a driving bevel gear is rotatably arranged on the upper wall in the gear cavity, a transmission shaft is fixedly connected to the axis of the upper end face of the driving bevel gear, the upper end face of the transmission shaft upwards extends to the upper end face of the ammeter shell and is fixedly connected with a fixing plate, a wind vane is fixedly arranged on the outer circular face of the fixing plate and is used for collecting wind power energy, and a heat dissipation assembly is arranged in the right wall of the working cavity, the heat dissipation assembly can dissipate heat in the working cavity to a certain degree, the left wall in the working cavity is communicated with an air inlet pipeline with a left opening, and a filter plate is fixedly arranged on the left side in the air inlet pipeline.

Further technical scheme, the wall is equipped with the connecting tube that the opening is backward behind the storage chamber, the intercommunication is equipped with the switch chamber between two walls about in the connecting tube, be equipped with the switch board that can reciprocate in the switch chamber, the switch board up end with fixedly connected with switch spring between the switch chamber upper wall terminal surface, switch board upper end fixedly connected with switch stay cord, the upper side intercommunication of the left wall of working chamber is equipped with the intercommunication pipeline, the intercommunication pipeline with the connecting tube is connected.

Further technical scheme, radiator unit is including being located just opening fan chamber to the right in the working chamber right wall, fan intracavity left wall rotates and is equipped with the power shaft, the outer disc fixedly connected with of power shaft rotates the fan, the fixed fan safety cover that is equipped with in fan chamber right side and external intercommunication department, fan chamber left side wall with the intercommunication is equipped with air pipe between the working chamber right wall.

According to the technical scheme, a belt wheel cavity which is inclined to the rear upper side is formed in the left wall of the fan cavity, the left end face of the power shaft extends to the left side of the belt wheel cavity and is fixedly connected with a driven belt wheel, the upper wall of the belt wheel cavity rotates to be provided with a driving belt wheel, a transmission belt is wound between the driving belt wheel and the driven belt wheel, and an input shaft is fixedly connected with the left end face of the driving belt wheel and is fixedly connected with the axis of the driven belt wheel.

According to the further technical scheme, a driven bevel gear meshed with the driving bevel gear is rotatably arranged on the right wall in the gear cavity, and the left end face of the input shaft extends leftwards into the gear cavity and is fixedly connected with the shaft center of the right end face of the driven bevel gear.

According to the technical scheme, an expansion spring is fixedly connected between the rear end face of the movable sliding block and the end face of the rear wall of the telescopic cavity, an expansion pull rope is fixedly connected with the rear end face of the movable sliding block and connected with the switch pull rope, and magnetic electromagnetic plates are fixedly arranged on the upper side wall and the lower side wall of the telescopic cavity.

Further technical scheme, the side intercommunication is equipped with and is convex support chamber behind the working chamber, it can remove and have elastic supporting sliding block to support the intracavity, supporting sliding block rear end face with support fixedly connected with supporting spring between the chamber rear wall terminal surface.

Further technical scheme, wall downside intercommunication is equipped with the rotation chamber behind the work chamber, it is equipped with the axis of rotation to rotate between the intracavity left and right sides two walls, the outer disc fixedly connected with rotor plate of axis of rotation, the rotor plate before the terminal surface with some dial plate rear end face downside fixed connection, it is equipped with the energy supply motor to rotate chamber right side wall internal fixation, axis of rotation right-hand member power connect in the energy supply motor.

Further technical scheme, the subassembly of moving away to avoid possible earthquakes including being located the intracavity of moving away to avoid possible earthquakes and from last to matrix arrangement distribution down and with the fixed plate of the antetheca fixed connection of moving away to avoid possible earthquakes, so be equipped with the shock attenuation chamber in the fixed plate, be equipped with the movable plate that can the back-and-forth movement in the shock attenuation chamber, movable plate rear end face fixedly connected with support link, support link rear end face backward extend to in the intracavity of moving away to avoid possible earthquakes and with terminal surface fixed connection before the mounting panel, fixed plate rear end face with fixedly connected with spring of moving away to avoid possible earthquakes between the terminal surface before the mounting panel, terminal surface before the movable plate with fixedly connected with connecting spring between the antetheca terminal surface of shock attenuation chamber.

The invention has the beneficial effects that: in the use process, the external air flow is captured, the power is input to dissipate heat of the working cavity in the ammeter, the working efficiency of the ammeter is improved, the safety of the device is improved, the device is more environment-friendly, the device is more stably installed through the arrangement of the shock absorption device between the device and the wall, the surface of the ammeter can be defogged when the ammeter needs to be detected or the number of the ammeter is measured in rainy days, the number of the ammeter measured by a detector or a user is increased, and the safety of the device is further improved.

Drawings

FIG. 1 is a schematic diagram of the construction of a residential house electric meter of the present invention;

FIG. 2 is a schematic view of the internal overall structure of a residential house electricity meter of the present invention;

FIG. 3 is a schematic view of A-A of FIG. 2 in accordance with the present invention;

FIG. 4 is a schematic view of B-B of FIG. 2 according to the present invention;

FIG. 5 is a schematic view of C-C of FIG. 2 in accordance with the present invention;

FIG. 6 is a schematic view of D-D of FIG. 2 in accordance with the present invention;

FIG. 7 is an enlarged partial schematic view of E of FIG. 2 in accordance with the present invention;

fig. 8 is an enlarged partial view of F of fig. 2 according to the present invention.

Detailed Description

For purposes of making the objects and advantages of the present invention more apparent and the invention is more clearly described below in connection with the examples, it is to be understood that the following text is intended merely to describe a residential house electric meter or several specific embodiments of the invention and does not strictly limit the scope of protection specifically claimed by the invention, as it is used herein, the terms upper and lower and left and right are not limited to their strict geometric definition, but include tolerances for machining or human error rationality and inconsistency, the specific features of which are detailed below:

referring to fig. 1-8, a residential house electric meter according to an embodiment of the present invention includes an electric meter housing 11, a working chamber 19 is provided in the electric meter housing 11, a point dial 21 is fixedly provided on a rear wall in the working chamber 19, a connection cable 40 is electrically connected to a lower end of the point dial 21 for daily electric power output and input, an electric meter reading plate 23 for facilitating reading by a person is provided in the point dial 21, a turning chamber 27 with an outward opening is provided in an upper wall of the working chamber 19, a turning shaft 28 is rotatably provided between a left wall and a right wall in the turning chamber 27, a turning plate 18 capable of turning is fixedly connected to an outer circumferential surface of the turning shaft 28, the turning plate 18 is curved in an arch shape, a magnetic closing plate 17 is fixedly provided at a lower end of the turning plate 18, a front lower wall of the working chamber 19 can be closed when the turning plate 18 is turned and vertically faces downward, a storage bottle 42 is fixedly provided in the working chamber 19, the storage bottle 42 is internally provided with a storage cavity 41 for storing high-pressure gas, the front wall of the storage cavity 41 is internally provided with a telescopic cavity 14 with a forward opening, the telescopic cavity 14 is internally provided with a movable sliding block 15 capable of moving back and forth, the inner rear wall of the electric meter shell 11 is provided with a shock absorbing cavity 56 with a backward opening, the shock absorbing cavity 56 is internally provided with a mounting plate 63 capable of moving back and forth, the rear end face of the mounting plate 63 is fixedly provided with a mounting device 64 for fixing the device, the shock absorbing cavity 56 is internally provided with a shock absorbing assembly from top to bottom, the shock absorbing assembly can stably support the mounting plate 63 and reduce the shock, the upper side of the electric meter shell 11 is positioned in the rear wall of the turnover cavity 27 and is internally provided with a gear cavity 33, the upper wall of the gear cavity 33 is rotatably provided with a driving bevel gear 32, the shaft center of the upper end face of the driving bevel gear 32 is fixedly connected with a transmission shaft 31, the upper end face of the transmission shaft 31 upwards extends to the upper end face of the electric meter shell 11 and is fixedly connected with a fixing plate 30, the outer disc of fixed plate 30 is fixed and is equipped with wind vane 29 and is used for collecting wind-force kinetic energy, be equipped with radiator unit in the working chamber 19 right wall, radiator unit can to carry out the heat dissipation of certain degree in the working chamber 19, left wall intercommunication is equipped with the inlet duct 20 that the opening is left in the working chamber 19, the fixed filter 43 that is equipped with in the left side in the inlet duct 20.

Beneficially or exemplarily, the rear wall of the storage chamber 41 is provided with a connecting pipe 52 with a backward opening, a switch chamber 67 is arranged in the connecting pipe 52 in a communicating manner between the upper wall and the lower wall, a switch plate 65 capable of moving up and down is arranged in the switch chamber 67, a switch spring 66 is fixedly connected between the upper end surface of the switch plate 65 and the upper end surface of the upper wall of the switch chamber 67, a switch pull rope 68 is fixedly connected to the upper end surface of the switch plate 65, a communicating pipe 22 is arranged on the upper side of the left wall of the working chamber 19 in a communicating manner, and the communicating pipe 22 is connected with the connecting pipe 52.

Beneficially or exemplarily, the heat dissipation assembly comprises a fan cavity 69 which is located in the right wall of the working cavity 19 and has a right opening, a power shaft 47 is rotatably arranged on the left wall in the fan cavity 69, a rotating fan 49 is fixedly connected to the outer circular surface of the power shaft 47, a fan protection cover 50 is fixedly arranged at the position where the right side of the fan cavity 69 is communicated with the outside, and a ventilation pipeline 51 is communicated between the left wall of the fan cavity 69 and the right wall of the working cavity 19.

Beneficially or exemplarily, a pulley cavity 45 which is inclined to the rear and upward is arranged in the left wall of the fan cavity 69, the left end surface of the power shaft 47 extends leftwards into the pulley cavity 45 and is fixedly connected with a driven pulley 46, a driving pulley 70 is rotatably arranged on the inner upper wall of the pulley cavity 45, a transmission belt 44 is wound between the driving pulley 70 and the driven pulley 46, and an input shaft 54 is fixedly connected to the axle center of the left end surface of the driving pulley 70.

Advantageously or exemplarily, the right wall in the gear cavity 33 is rotatably provided with a driven bevel gear 53 in gear engagement with the drive bevel gear 32, and the left end face of the input shaft 54 extends leftwards into the gear cavity 33 and is fixedly connected with the right end face of the driven bevel gear 53.

Beneficially or exemplarily, an expansion spring 13 is fixedly connected between the rear end face of the movable slider 15 and the end face of the rear wall of the expansion cavity 14, an expansion pull rope 12 is fixedly connected to the rear end face of the movable slider 15, the expansion pull rope 12 is connected to the switch pull rope 68, and magnetic electromagnetic plates 16 are fixedly arranged on the upper side wall and the lower side wall of the expansion cavity 14.

Beneficially or exemplarily, a circular arc-shaped supporting cavity 34 is communicated with the upper side of the rear wall of the working cavity 19, a movable and elastic supporting slide block 36 is arranged in the supporting cavity 34, and a supporting spring 35 is fixedly connected between the rear end surface of the supporting slide block 36 and the rear wall end surface of the supporting cavity 34.

Beneficially or exemplarily, a rotating cavity 37 is communicated with the lower side of the rear wall in the working cavity 19, a rotating shaft 38 is rotatably arranged between the left wall and the right wall in the rotating cavity 37, a rotating plate 39 is fixedly connected to the outer circular surface of the rotating shaft 38, the front end surface of the rotating plate 39 is fixedly connected with the lower side of the rear end surface of the point dial 21, an energy supply motor 55 is fixedly arranged in the right wall of the rotating cavity 37, and the right end of the rotating shaft 38 is dynamically connected to the energy supply motor 55.

Beneficially or exemplarily, the suspension assembly includes a fixed plate 57 located in the suspension cavity 56 and distributed in a matrix arrangement from top to bottom and fixedly connected to the front wall of the suspension cavity 56, so a suspension cavity 58 is provided in the fixed plate 57, a movable plate 60 capable of moving back and forth is provided in the suspension cavity 58, a support link 61 is fixedly connected to the rear end surface of the movable plate 60, the rear end surface of the support link 61 extends backward into the suspension cavity 56 and is fixedly connected to the front end surface of the mounting plate 63, a suspension spring 62 is fixedly connected between the rear end surface of the fixed plate 57 and the front end surface of the mounting plate 63, and a connecting spring 59 is fixedly connected between the front end surface of the movable plate 60 and the front end surface of the front wall of the suspension cavity 58.

The working process of the invention is as follows:

firstly, the electric meter shell 11 is moved to a determined position of a residential house and then is connected with the residential house through the mounting device 64, and the electric meter shell 11 is integrally and stably mounted on the wall surface of the residential house, at the moment, through the fixed connection of the mounting device 64 and the support of the mounting plate 63, when the electric meter shell 11 is vibrated by external factors, at the moment, the primary mounting plate 63 is stabilized through the stable support of the support connecting rod 61, and at the same time, after the primary vibration reduction is carried out through the vibration reduction spring 62, the further vibration reduction is carried out through the connecting spring 59, so that the external vibration force is reduced, the integral mounting stability of the electric meter shell 11 is improved, and then the electric meter shell is connected with an external power supply and a power supply in the residential house through the connecting cable 40, then the working current is measured and recorded through the normal starting of the point dial 21, and the numerical value is output through the electric meter reading dial 23, meanwhile, in the daily work process of the dial plate 21, the external wind power is collected through the wind vane 29, in the next process, the external air flows to drive the wind vane 29 to rotate, at the moment, the wind vane 29 rotates and drives the transmission shaft 31 to rotate through the fixed plate 30, at the moment, the transmission shaft 31 drives the driving bevel gear 32 through the fixed connection, the driving bevel gear 32 drives the driven bevel gear 53 to rotate through gear engagement, at the moment, the driven bevel gear 53 drives the driving belt pulley 70 to rotate through the input shaft 54, the driving belt pulley 70 drives the driven belt pulley 46 to rotate through the transmission belt 44, at the moment, the driven belt pulley 46 rotates and drives the rotating fan 49 to rotate through the power shaft 47, at the moment, the rotating fan 49 rotates and blows the air in the connecting spring 59 to the right and is arranged to the outside, in the process, the air pressure in the fan cavity 69 is reduced, at the moment, the air in the working cavity 19 enters the connecting spring 59 through the ventilation pipeline 51 and is continuously discharged to the outside, at the moment, the air pressure in the working chamber 19 is reduced, external air enters the working chamber 19 through the air inlet pipeline 20, so that the effect of exchanging the air in the working chamber 19 with the outside is achieved, further, the internal space of the working chamber 19 is cooled to a certain degree, further, the working temperature of the point dial plate 21 is reduced, further, the point dial plate 21 is protected to a certain degree to prevent spontaneous combustion of the device due to poor heat dissipation caused by overhigh working environment temperature, if rainwater is accumulated in the overturning chamber 27 in rainy days, the rainwater can be guided by the guide groove 26 and then is discharged outwards through the inclined water outlet pipeline 25, the upper end of the ammeter shell 11 is ensured not to be accumulated by the rainwater, further, the surface is kept dry, excessive oxidative corrosion of the surface is prevented, if ammeter inspection or ammeter reading is required in rainy days, an electrician or a user can overturn the overturning plate 18 manually, at the moment, the turnover plate 18 overcomes the magnetic force between the closing plate 17 and the electromagnetic plate 16 through manual external force action of personnel and turns outwards by taking the turnover shaft 28 as an axis, at the moment, the turnover plate 18 turns over and opens the front side of the working cavity 19, at the moment, the turnover plate 18 which turns over shields rain to prevent rainwater from entering the working cavity 19, at the same time, because the closing plate 17 is separated from the surface of the electromagnetic plate 16, at the moment, the movable sliding block 15 is not pushed by the closing plate 17 any more, at the moment, the movable sliding block 15 moves outwards under the elastic force action of the telescopic spring 13, at the moment, the telescopic pull rope 12 is connected and tensioned with the switch pull rope 68, the switch plate 65 is pulled by the switch pull rope 68 to move upwards by overcoming the elastic force action of the switch spring 66, at the moment, the left side and the right side in the connecting pipeline 52 are communicated, at the moment, high-pressure gas stored in the storage cavity 41 enters the communicating pipeline 22 through the connecting pipeline 52, and the surface of the ammeter reading disc 23 is cleaned through high-gas injection, and prevent the situation that the reading of the reading disc 23 is inconvenient for the personnel due to the fact that the external humidity is large and the working chamber 19 and the external environment generate the temperature difference, the mist is generated on the surface of the reading disc 23, the personnel can remotely start the energy supply motor 55, the energy supply motor 55 is started and drives the rotating shaft 38 to rotate, the rotating shaft 38 rotates and drives the rotating plate 39 to rotate through fixed connection, the rotating plate 39 rotates and overturns the point dial 21 through fixed connection, the supporting slider 36 which moves outwards by overcoming the elastic action of the supporting spring 35 is stably supported, the overturning stability of the point dial 21 is further improved, the subsequent reading is convenient for the workers, the energy supply motor 55 rotates reversely and drives the point dial 21 to reset after the detection or reading work is finished, the personnel manually overturns the rotating overturning plate 18 again, and the lower end of the overturning plate 18 is magnetically attracted with the electromagnetic plate 16 through the closing plate 17, the closing plate 17 is closed and jointed with the electromagnetic plate 16, and the effect of closing the working cavity 19 again is achieved.

It will be apparent to those skilled in the art that various modifications may be made to the above embodiments without departing from the general spirit and concept of the invention. All falling within the scope of protection of the present invention. The protection scheme of the invention is subject to the appended claims.

Claims

1. A residential house electric meter comprising an electric meter housing, characterized in that: the electric meter comprises an electric meter shell, a working cavity is arranged in the electric meter shell, a point dial plate is fixedly arranged on the rear wall in the working cavity, a connecting cable is connected to the lower end of the point dial plate in an electric mode and used for outputting and inputting daily electric power, an electric meter reading plate facilitating reading of a person is arranged in the point dial plate, a turnover cavity with an outward opening is arranged in the upper wall of the working cavity, a turnover shaft is rotatably arranged between the left wall and the right wall in the turnover cavity, a turnover plate capable of being turned over is fixedly connected to the outer circular surface of the turnover shaft, the turnover plate is bent to be arched, a magnetic sealing plate is fixedly arranged at the lower end of the turnover plate, the front side of the working cavity can be sealed when the turnover plate is turned over and vertically faces downwards, a storage bottle is fixedly arranged in the lower wall of the working cavity, a storage cavity is arranged in the storage bottle and, the back wall in the shell of the electric meter is provided with a shock absorption cavity with a backward opening, a mounting plate capable of moving back and forth is arranged in the shock absorption cavity, the back end face of the mounting plate is fixedly provided with a mounting device for fixing the device, a shock absorption assembly is arranged in the shock absorption cavity from top to bottom, the shock absorption assembly can stably support the mounting plate and reduce vibration, a gear cavity is arranged in the back wall of the turnover cavity at the upper side in the shell of the electric meter, a driving bevel gear is rotatably arranged on the upper wall in the gear cavity, the axis of the upper end face of the driving bevel gear is fixedly connected with a transmission shaft, the upper end face of the transmission shaft upwards extends to the upper end face of the shell of the electric meter and is fixedly connected with a fixed plate, a wind vane is fixedly arranged on the outer circular surface of the fixed plate and is used for collecting wind power energy, a heat dissipation assembly is arranged in the right wall of the working cavity, and can dissipate heat in the working cavity to a certain degree, the left wall of the working cavity is communicated with an air inlet pipeline with a left opening, and a filter plate is fixedly arranged on the left side in the air inlet pipeline.

2. A residential house electric meter as claimed in claim 1, characterized in that: the storage chamber back wall is equipped with the connecting tube that the opening is backward, the intercommunication is equipped with the switch chamber between two upper and lower walls in the connecting tube, be equipped with the switch board that can reciprocate in the switch chamber, the switch board up end with fixedly connected with switch spring between the switch chamber upper wall terminal surface, switch board up end fixedly connected with switch stay cord, the left wall upside intercommunication of working chamber is equipped with the intercommunication pipeline, the intercommunication pipeline with the connecting tube is connected.

3. A residential house electric meter as claimed in claim 2, wherein: radiator unit is including being located just opening fan chamber to the right in the working chamber right side wall, fan intracavity left side wall rotates and is equipped with the power shaft, the outer disc fixedly connected with of power shaft rotates the fan, the fixed fan safety cover that is equipped with of fan chamber right side and external intercommunication department, fan chamber left side wall with the intercommunication is equipped with air pipe between the working chamber right side wall.

4. A residential house electric meter as claimed in claim 3, wherein: the fan cavity left wall is internally provided with a belt wheel cavity which is inclined to the rear upper side, the left end face of the power shaft extends to the left side and is fixedly connected with a driven belt wheel in the belt wheel cavity, the upper wall in the belt wheel cavity rotates to be provided with a driving belt wheel, a transmission belt is wound between the driving belt wheel and the driven belt wheel, and the left end face of the driving belt wheel is fixedly connected with an input shaft.

5. A residential house electric meter as claimed in claim 4, wherein: and a driven bevel gear meshed with the driving bevel gear is rotatably arranged on the right wall in the gear cavity, and the left end face of the input shaft extends leftwards into the gear cavity and is fixedly connected with the shaft center of the right end face of the driven bevel gear.

6. A residential house electric meter as claimed in claim 5, wherein: the movable sliding block rear end face and the telescopic cavity rear wall end face are fixedly connected with a telescopic spring, the movable sliding block rear end face is fixedly connected with a telescopic pull rope, the telescopic pull rope is connected with a switch pull rope, and the upper side wall and the lower side wall of the telescopic cavity are fixedly provided with magnetic electromagnetic plates.

7. A residential house electric meter as claimed in claim 6, wherein: the working chamber rear wall upside intercommunication is equipped with and is convex support chamber, it can remove and have elastic supporting sliding block to support the intracavity, supporting sliding block rear end face with support fixedly connected with supporting spring between the chamber rear wall terminal surface.

8. A residential house electric meter as claimed in claim 7, wherein: the utility model discloses a rotating cavity, including work chamber, rotation intracavity and rotation axis, the back wall downside intercommunication is equipped with the rotation chamber, it is equipped with the axis of rotation to rotate between the intracavity left and right sides two walls, the disc fixedly connected with rotor plate outside the axis of rotation, before the rotor plate terminal surface with point dial plate rear end face downside fixed connection, it is equipped with the energy supply motor to rotate chamber right side wall internal fixation, axis of rotation right-hand member power connect in the energy supply motor.

9. A residential house electric meter as claimed in claim 8, wherein: the shock-absorbing assembly comprises a fixed plate which is located in the shock-absorbing cavity and is distributed from top to bottom in a matrix arrangement mode and fixedly connected with the front wall of the shock-absorbing cavity, a shock-absorbing cavity is arranged in the fixed plate, a movable plate capable of moving back and forth is arranged in the shock-absorbing cavity, a support connecting rod is fixedly connected with the rear end face of the movable plate, the rear end face of the support connecting rod extends backwards to the shock-absorbing cavity and is fixedly connected with the front end face of the mounting plate, a shock-absorbing spring is fixedly connected between the rear end face of the fixed plate and the front end face of the mounting plate, and a connecting spring is fixedly connected between the front end face of the movable plate and the front wall of the shock-absorbing cavity.