CN113794125A - Conveniently look over ammeter case of ammeter reading - Google Patents
Conveniently look over ammeter case of ammeter reading Download PDFInfo
- Publication number
- CN113794125A CN113794125A CN202011075090.2A CN202011075090A CN113794125A CN 113794125 A CN113794125 A CN 113794125A CN 202011075090 A CN202011075090 A CN 202011075090A CN 113794125 A CN113794125 A CN 113794125A
- Authority
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- China
- Prior art keywords
- side plate
- guide rod
- gear
- sleeve
- rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 230000005611 electricity Effects 0.000 claims description 8
- 239000000243 solution Substances 0.000 description 5
- 238000009434 installation Methods 0.000 description 2
- 239000004417 polycarbonate Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/46—Boxes; Parts thereof or accessories therefor
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R11/00—Electromechanical arrangements for measuring time integral of electric power or current, e.g. of consumption
- G01R11/02—Constructional details
- G01R11/04—Housings; Supporting racks; Arrangements of terminals
Abstract
The invention discloses an electric meter box convenient for checking the reading of an electric meter, which comprises a box body and a meter reading assembly, wherein the box body is provided with a box body; the box body comprises a top plate, a first side plate and a second side plate which are oppositely and vertically arranged, and a third side plate and a fourth side plate which are oppositely and vertically arranged; the first side plate, the second side plate, the third side plate and the fourth side plate are connected in sequence; the meter reading assembly comprises a first sleeve, a second sleeve, a first guide rod, a second guide rod, a display screen, a first connecting rod, a second connecting rod, a first rack, a second rack, a first rotating shaft, a first gear, a second gear and a first motor; the ammeter box convenient for checking the reading of the ammeter provided by the invention is more convenient for operators to check the reading of the ammeter.
Description
Technical Field
The invention relates to the technical field of electric meter boxes, in particular to an electric meter box convenient for checking electric meter reading.
Background
The electric meter box is used for protecting electric components and the like and installing and fixing the electric components, and is mostly made of ABS engineering plastics, polycarbonate transparent PC materials, DMC and SMC through injection molding and pressing.
The electric meter box generally comprises a box body and a box cover which is in hinged fit with the box body; according to the use classification, the system comprises a cable branch box, a low-voltage distribution box, a water pump control box, a communication device cabinet, a street lamp and traffic lamp control box, a multifunctional metering box, a comprehensive distribution box, a capacitance compensation box, a terminal box, a wall-mounted distribution box, a metering box and the like in a public power grid.
The current ammeter case is installed on outdoor wall more, for many household ammeter integrated forms, and the altitude teaching of installation is high, and the display screen of reading the table sets up inside ammeter case more, and operating personnel need look over the ammeter reading with the help of the ladder, and is very inconvenient.
Disclosure of Invention
The invention mainly aims to provide an electric meter box convenient for checking the reading of an electric meter, and aims to solve the problems that the existing electric meter box is high in installation height, and operators are very inconvenient to check the reading of the electric meter.
In order to achieve the purpose, the technical scheme provided by the invention is as follows:
an electric meter box convenient for checking the reading of an electric meter comprises a box body and a meter reading assembly; the box body comprises a top plate, a first side plate and a second side plate which are oppositely and vertically arranged, and a third side plate and a fourth side plate which are oppositely and vertically arranged; the first side plate, the second side plate, the third side plate and the fourth side plate are connected in sequence;
the meter reading assembly comprises a first sleeve, a second sleeve, a first guide rod, a second guide rod, a display screen, a first connecting rod, a second connecting rod, a first rack, a second rack, a first rotating shaft, a first gear, a second gear and a first motor;
the first sleeve and the second sleeve are both connected to the inner wall of the first side plate; the first guide rod, the second guide rod, the first sleeve and the second sleeve are all vertically arranged; the first guide rod is embedded in the first sleeve in a sliding manner; the second guide rod is embedded in the second sleeve in a sliding manner;
the first connecting rod is connected between the first guide rod and the second guide rod; the second connecting rod is connected between the first guide rod and the second guide rod; the first link and the second link are parallel to each other; the first connecting rod is perpendicular to the first guide rod;
the lengths of the first sleeve and the second sleeve are consistent, and the first sleeve and the second sleeve are positioned at the same height; the length of the first guide rod is consistent with that of the second guide rod, and the first guide rod and the second guide rod are positioned at the same height;
the first connecting rod is higher than the first sleeve; the second connecting rod is lower than the first sleeve; the first rack is vertically connected between the first connecting rod and the second connecting rod; the second rack is vertically connected between the first connecting rod and the second connecting rod; the first rack and the second rack are positioned on the same plane;
the first rotating shaft is rotatably connected to the third side plate and the fourth side plate; the first gear and the second gear are coaxially and fixedly sleeved on the first rotating shaft; the first gear is meshed with the first rack; the second gear is meshed with the second rack; the first motor is used for driving the first rotating shaft to rotate; the display screen is connected between the first guide rod and the second guide rod; the display screen is positioned below the second connecting rod; the display screen is used for displaying the reading of the electric meter.
Preferably, the meter reading assembly further comprises a first worm wheel, a first worm, a first support rod and a second support rod; the first supporting rod and the second supporting rod are horizontally connected between the third side plate and the fourth side plate;
the first supporting rod and the second supporting rod are positioned on the same vertical plane; the first worm is rotatably connected between the first supporting rod and the second supporting rod; the first worm wheel is coaxially and fixedly sleeved on the first rotating shaft; the first worm wheel is meshed with the first worm; the first motor is used for driving the first worm to rotate so as to drive the first rotating shaft to rotate.
Preferably, the first worm is vertically arranged.
Preferably, the meter reading assembly further comprises a third gear and a fourth gear; the first motor is used for driving the first worm to rotate, and the structure is as follows:
the third gear is coaxially and fixedly connected to the first worm; the first motor is fixed on the first support rod; the fourth gear is coaxially and fixedly connected to an output shaft of the first motor; the third gear and the fourth gear are meshed.
Preferably, the first support bar is higher than the second support bar.
Preferably, the meter reading assembly further comprises a bottom plate; the bottom plate is horizontally connected to the bottoms of the first guide rod and the second guide rod; the bottom of the box body is open; the bottom plate can move to contact with the bottom of the box body and close the opening.
Preferably, the meter reading assembly further comprises a first sheave, a second sheave, a rope and a counterweight;
the first sheave and the second sheave are both rotationally connected to the inner wall of the top plate; one end of the rope is connected to the first connecting rod; the other end of the rope is sequentially wound on the first grooved wheel and the second grooved wheel and is connected to the balancing weight; the weight is suspended by the rope.
Preferably, the rotation surfaces of the first sheave and the second sheave are both vertical surfaces.
Preferably, the first sheave is adjacent to the first side plate; the second sheave is adjacent the second side plate.
Preferably, the device further comprises a first switch; the first switch is used for controlling the starting, stopping and rotating direction of the first motor.
Compared with the prior art, the invention at least has the following beneficial effects:
the ammeter box convenient for checking the reading of the ammeter provided by the invention is more convenient for operators to check the reading of the ammeter; the specific working principle is as follows: when the ammeter reading needs to be read, the first motor is started, the first rotating shaft is driven to rotate, so that the first gear and the second gear are driven to rotate, the first gear and the second gear drive the first rack and the second rack to move respectively, the first guide rod and the second guide rod are driven to move (descend) in the vertical direction simultaneously, the display screen descends, the display screen stretches out of the box body, the ammeter reading can be conveniently checked by an operator, and the use is very convenient.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an embodiment of an electricity meter box facilitating reading of the electricity meter according to the present invention;
FIG. 2 is a schematic view of the structure of FIG. 1 along the line A-A;
FIG. 3 is an enlarged view of the structure at B in FIG. 2;
fig. 4 is an enlarged schematic view of the structure at C in fig. 2.
The reference numbers illustrate:
| reference numerals | Name (R) | Reference numerals | Name (R) |
| 100 | |
110 | |
| 120 | |
130 | |
| 140 | |
150 | |
| 160 | The |
210 | |
| 220 | |
230 | |
| 240 | First connecting |
250 | Second connecting |
| 260 | |
270 | |
| 280 | |
290 | |
| 310 | First rotating |
320 | |
| 330 | |
340 | |
| 350 | |
360 | |
| 370 | |
380 | |
| 390 | |
410 | |
| 420 | First |
430 | |
| 440 | Second |
450 | |
| 510 | |
520 | |
| 530 | Third connecting |
540 | |
| 550 | |
560 | Second |
| 570 | Second worm |
The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are only for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In addition, the technical solutions in the embodiments of the present invention may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination of technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
The invention provides an electric meter box convenient for checking the reading of an electric meter.
Referring to fig. 1-4, in an embodiment of an electric meter box (hereinafter, referred to as an electric meter box) for conveniently checking the reading of the electric meter, the electric meter box comprises a box 100 and a meter reading assembly; the cabinet 100 includes a top panel 110, and first and second side panels 130 and 140, which are oppositely and vertically disposed, and third and fourth side panels 150 and 160, which are oppositely and vertically disposed; the first side plate 130, the second side plate 140, the third side plate 150 and the fourth side plate 160 are connected in sequence. When installed for use, the second side panel 140 is mounted adjacent to the wall, i.e., the first side panel 130 faces the operator.
The meter reading assembly includes a first sleeve 220, a second sleeve 270, a first guide bar 210, a second guide bar 260, a display screen 290, a first link 240, a second link 250, a first rack 230, a second rack 280, a first rotation shaft 310, a first gear 340, a second gear 350, and a first motor 380.
The first bushing 220 and the second bushing 270 are both connected to the inner wall of the first side plate 130; the first guide rod 210, the second guide rod 260, the first sleeve 220 and the second sleeve 270 are all vertically arranged; the first guide rod 210 is slidably embedded in the first sleeve 220; the second guide bar 260 is slidably fitted into the second sleeve 270.
The first link 240 is connected between the first guide bar 210 and the second guide bar 260; the second link 250 is connected between the first guide bar 210 and the second guide bar 260; the first link 240 and the second link 250 are parallel to each other; the first link 240 is perpendicular to the first guide bar 210.
The first sleeve 220 and the second sleeve 270 are of the same length, and the first sleeve 220 and the second sleeve 270 are located at the same height; the first guide bar 210 and the second guide bar 260 have the same length, and the first guide bar 210 and the second guide bar 260 are located at the same height.
The first link 240 is higher than the first sleeve 220; the second link 250 is lower than the first sleeve 220; the first rack 230 is vertically connected between the first link 240 and the second link 250; the second rack 280 is vertically connected between the first link 240 and the second link 250; the first rack 230 and the second rack 280 are located on the same vertical plane.
The first rotating shaft 310 is rotatably connected to the third and fourth side plates 150 and 160; the first rotating shaft 310 is coaxially fixed with a first gear 340 and a second gear 350; the first gear 340 is engaged with the first rack 230; the second gear 350 is engaged with the second rack 280; the first motor 380 is used for driving the first rotating shaft 310 to rotate; the display screen 290 is connected between the first guide bar 210 and the second guide bar 260; the display screen 290 is positioned below the second link 250; the display screen 290 is electrically connected with an electronic component (not shown) arranged inside the box 100, and the display screen 290 is used for displaying the reading of the electric meter; the bottom of the box body 100 is open; the display screen 290 is vertically movable and protrudes below the cabinet 100.
The ammeter box convenient for checking the reading of the ammeter provided by the invention is more convenient for operators to check the reading of the ammeter; the specific working principle is as follows: when the reading of the electric meter is needed, the first motor 380 is started to drive the first rotating shaft 310 to rotate, so that the first gear 340 and the second gear 350 are driven to rotate, the first gear 340 and the second gear 350 respectively drive the first rack 230 and the second rack 280 to move, so that the first guide rod 210 and the second guide rod 260 are driven to simultaneously move (descend) in the vertical direction, so that the display screen 290 descends and extends out of the box body 100, so that an operator can conveniently check the reading of the electric meter, and the electric meter reading device is very convenient to use; after reading, the first motor 380 is turned on in the reverse direction, so that the display screen 290 is retracted into the box 100 again.
In addition, the meter reading assembly further comprises a first worm wheel 360, a first worm 370, a first support bar 320 and a second support bar 330; the first and second support bars 320 and 330 are horizontally connected between the third and fourth side plates 150 and 160.
The first support bar 320 and the second support bar 330 are located on the same vertical plane; the first worm 370 is rotatably connected between the first support bar 320 and the second support bar 330, and the first worm 370 is vertically arranged; the first worm gear 360 is coaxially and fixedly sleeved on the first rotating shaft 310; the first worm wheel 360 and the first worm 370 are meshed; the first motor 380 is used to drive the first worm 370 to rotate, so as to drive the first worm wheel 360 to rotate, so as to drive the first rotating shaft 310 to rotate.
Through the technical scheme, the structure that the first motor 380 drives the first rotating shaft 310 to rotate is perfected, the driving mode of the worm and the worm is used, the speed reduction and the torque increase can be realized, the lifting and the descending of the first guide rod 210 and the second guide rod 260 are facilitated, and meanwhile, the worm and the worm also have the self-locking capacity and can fix the first guide rod 210 and the second guide rod 260 at a certain height after the lifting.
Meanwhile, the meter reading assembly further comprises a third gear 410 and a fourth gear 390; the structure of the first motor 380 for driving the first worm 370 to rotate is:
the third gear 410 is coaxially and fixedly connected to the first worm 370; the first motor 380 is fixed to the first support bar 320, and the first support bar 320 is higher than the second support bar 330; the fourth gear 390 is coaxially and fixedly connected to the output shaft of the first motor 380; the third gear 410 and the fourth gear 390 mesh.
Through the technical scheme, the structure that the first motor 380 drives the first worm 370 is further perfected.
In addition, the meter reading assembly further comprises a bottom plate 120; the base plate 120 is horizontally connected to the bottoms of the first guide bar 210 and the second guide bar 260; the bottom of the box body 100 is open; the bottom plate 120 can be moved to contact the bottom of the cabinet 100 and close the opening.
By providing the bottom plate 120, the bottom of the case 100 can be closed when the reading of the electric meter is not read (i.e., when the electric meter box is normally used at ordinary times).
Meanwhile, the meter reading assembly further comprises a first sheave 420, a second sheave 440, a rope 430 and a counterweight 450.
The first sheave 420 and the second sheave 440 are both rotatably connected to the inner wall of the top plate 110; one end of the rope 430 is connected to the first link 240; the other end of the rope 430 is sequentially wound around the first sheave 420 and the second sheave 440 and is connected to the counterweight 450; the counterweight 450 is suspended by a rope 430. The weight block 450 is always located inside the case 100.
Through the technical scheme, the first guide rod 210 and the second guide rod 260, namely the relevant connecting parts, can be weighted through the balancing weight 450, so that the moment required by lifting the first guide rod 210 and the second guide rod 260 is reduced, and the lifting is facilitated.
In addition, the rotation surfaces of the first sheave 420 and the second sheave 440 are vertical surfaces. The first sheave 420 is adjacent the first side plate 130; the second sheave 440 is adjacent the second side plate 140. The arrangement is more reasonable and perfect.
Meanwhile, the electric meter box also comprises a fixing component; the fixing assembly includes a fixing rod 510, a fixing buckle 520, a third support rod 550, a second worm gear 540, a second worm 570, a third link 530, and a second motor 560.
One end of the fixing lever 510 is hinged to the inner wall of the top plate 110; the other end of the fixing rod 510 is connected with a fixing buckle 520; the fixing buckle 520 is an elastic buckle; the fixing buckle 520 is C-shaped; the fixing buckle 520 is used for clamping the first link 240; when the fixing rod 510 is rotated to be vertical and the first link 240 is moved to the highest position, the fixing catch 520 just catches the first link 240. The fixing clip 520 is a clip with elasticity so that the fixing clip 520 can be clipped or separated from the first link 240.
The third support rod 550 is fixedly connected to the inner wall of the top plate 110; the second worm 570 is rotatably connected to the third support rod 550; the second motor 560 is fixedly connected to the inner wall of the top plate 110; the output shaft of the second motor 560 is coaxially and fixedly connected with a second worm 570; the rotating surface of the second worm gear 540 is a vertical surface; the second worm 570 is vertically arranged; the second worm gear 540 is engaged with the second worm 570.
One end of the third link 530 is hinged to the eccentric position of the second worm gear 540; the other end of the third link 530 is hinged to the fixing lever 510; the third link 530 and the third support bar 550 are respectively located at both sides of the second worm gear 540.
Through the above technical scheme, when second motor 560 starts, drive second worm 570 rotates, thereby drive second worm wheel 540 and rotate, thereby drive third connecting rod 530 and move, thereby drive dead lever 510 and rotate along its pin joint with roof 110, thereby realize the rotation of fixed buckle 520, when dead lever 510 rotates to vertical, and when first connecting rod 240 removed to the highest position (be the state when the ammeter case normally worked at this moment promptly, bottom plate 120 seals the below of box 100 and is uncovered), first connecting rod 240 is detained just to fixed buckle 520. The first link 240 is clamped and fixed by the fixing buckle 520, so that the first link 240, the first guide bar 210, the second guide bar 260 and the related connecting parts are more stably fixed; so as to facilitate the normal use of the electric meter box.
Meanwhile, the electric meter box further comprises a first switch (not shown) and a second switch (not shown); the first switch is used for controlling the start, stop and rotation direction of the first motor 380; the second switch is used to control the start, stop and rotation direction of the second motor 560.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. An electric meter box convenient for checking the reading of an electric meter is characterized by comprising a box body and a meter reading assembly; the box body comprises a top plate, a first side plate and a second side plate which are oppositely and vertically arranged, and a third side plate and a fourth side plate which are oppositely and vertically arranged; the first side plate, the second side plate, the third side plate and the fourth side plate are connected in sequence;
the meter reading assembly comprises a first sleeve, a second sleeve, a first guide rod, a second guide rod, a display screen, a first connecting rod, a second connecting rod, a first rack, a second rack, a first rotating shaft, a first gear, a second gear and a first motor;
the first sleeve and the second sleeve are both connected to the inner wall of the first side plate; the first guide rod, the second guide rod, the first sleeve and the second sleeve are all vertically arranged; the first guide rod is embedded in the first sleeve in a sliding manner; the second guide rod is embedded in the second sleeve in a sliding manner;
the first connecting rod is connected between the first guide rod and the second guide rod; the second connecting rod is connected between the first guide rod and the second guide rod; the first link and the second link are parallel to each other; the first connecting rod is perpendicular to the first guide rod;
the lengths of the first sleeve and the second sleeve are consistent, and the first sleeve and the second sleeve are positioned at the same height; the length of the first guide rod is consistent with that of the second guide rod, and the first guide rod and the second guide rod are positioned at the same height;
the first connecting rod is higher than the first sleeve; the second connecting rod is lower than the first sleeve; the first rack is vertically connected between the first connecting rod and the second connecting rod; the second rack is vertically connected between the first connecting rod and the second connecting rod; the first rack and the second rack are positioned on the same plane;
the first rotating shaft is rotatably connected to the third side plate and the fourth side plate; the first gear and the second gear are coaxially and fixedly sleeved on the first rotating shaft; the first gear is meshed with the first rack; the second gear is meshed with the second rack; the first motor is used for driving the first rotating shaft to rotate; the display screen is connected between the first guide rod and the second guide rod; the display screen is positioned below the second connecting rod; the display screen is used for displaying the reading of the electric meter.
2. The meter box of claim 1, wherein the meter reading assembly further comprises a first worm gear, a first worm, a first support bar, and a second support bar; the first supporting rod and the second supporting rod are horizontally connected between the third side plate and the fourth side plate;
the first supporting rod and the second supporting rod are positioned on the same vertical plane; the first worm is rotatably connected between the first supporting rod and the second supporting rod; the first worm wheel is coaxially and fixedly sleeved on the first rotating shaft; the first worm wheel is meshed with the first worm; the first motor is used for driving the first worm to rotate so as to drive the first rotating shaft to rotate.
3. An electricity meter box as claimed in claim 2, wherein said first worm is vertically disposed.
4. An electricity meter box that facilitates viewing of electricity meter readings as defined in claim 2, wherein said meter reading assembly further comprises a third gear and a fourth gear; the first motor is used for driving the first worm to rotate, and the structure is as follows:
the third gear is coaxially and fixedly connected to the first worm; the first motor is fixed on the first support rod; the fourth gear is coaxially and fixedly connected to an output shaft of the first motor; the third gear and the fourth gear are meshed.
5. An electricity meter box as claimed in claim 4, wherein said first support bar is higher than said second support bar.
6. An electricity meter box that facilitates viewing of meter readings as defined in claim 1, wherein said meter reading assembly further comprises a base plate; the bottom plate is horizontally connected to the bottoms of the first guide rod and the second guide rod; the bottom of the box body is open; the bottom plate can move to contact with the bottom of the box body and close the opening.
7. The meter box of claim 1, wherein the meter reading assembly further comprises a first sheave, a second sheave, a cable, and a weight;
the first sheave and the second sheave are both rotationally connected to the inner wall of the top plate; one end of the rope is connected to the first connecting rod; the other end of the rope is sequentially wound on the first grooved wheel and the second grooved wheel and is connected to the balancing weight; the weight is suspended by the rope.
8. The meter box of claim 7, wherein the first sheave and the second sheave each have a vertical surface for rotation.
9. The meter box of claim 7, wherein the first sheave is proximate the first side plate; the second sheave is adjacent the second side plate.
10. An electricity meter box to facilitate viewing of meter readings according to any one of claims 1-9 further comprising a first switch; the first switch is used for controlling the starting, stopping and rotating direction of the first motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011075090.2A CN113794125A (en) | 2020-10-09 | 2020-10-09 | Conveniently look over ammeter case of ammeter reading |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011075090.2A CN113794125A (en) | 2020-10-09 | 2020-10-09 | Conveniently look over ammeter case of ammeter reading |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113794125A true CN113794125A (en) | 2021-12-14 |
Family
ID=78876785
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011075090.2A Withdrawn CN113794125A (en) | 2020-10-09 | 2020-10-09 | Conveniently look over ammeter case of ammeter reading |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113794125A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114495403A (en) * | 2022-02-21 | 2022-05-13 | 武汉理工光科股份有限公司 | Fire alarm controller with safety protection |
-
2020
- 2020-10-09 CN CN202011075090.2A patent/CN113794125A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114495403A (en) * | 2022-02-21 | 2022-05-13 | 武汉理工光科股份有限公司 | Fire alarm controller with safety protection |
| CN114495403B (en) * | 2022-02-21 | 2023-12-19 | 武汉理工光科股份有限公司 | Fire alarm controller with safety protection |
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Application publication date: 20211214 |
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| WW01 | Invention patent application withdrawn after publication |