CN114384293B - DC electronic multi-rate electric energy meter - Google Patents
DC electronic multi-rate electric energy meter Download PDFInfo
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- CN114384293B CN114384293B CN202210049981.3A CN202210049981A CN114384293B CN 114384293 B CN114384293 B CN 114384293B CN 202210049981 A CN202210049981 A CN 202210049981A CN 114384293 B CN114384293 B CN 114384293B
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- electric energy
- energy meter
- plate
- movable plate
- buckle
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- 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
- G01R11/56—Special tariff meters
- G01R11/57—Multi-rate meters
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- 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 relates to a direct-current electronic multi-rate electric energy meter, which comprises a mounting plate, wherein the upper part and the lower part of the mounting plate are respectively provided with two protruding parts, the protruding parts are provided with a mounting hole position for mounting the mounting plate with a wall surface, the mounting plate is provided with two parallel sliding grooves, a sliding block is respectively embedded in the two sliding grooves in a sliding way, the sliding block is connected with two groups of elastic telescopic mechanisms arranged in the sliding grooves, a movable plate is fixedly connected between the two sliding blocks, an electric energy meter body is connected with the sliding block through a clamping structure, the clamping structure comprises a first buckle fixed on the movable plate, a second buckle movably arranged on the movable plate through a thread driving mechanism, and two buckles fixedly arranged on the electric energy meter body, so that the mounting and the dismounting of the electric energy meter body are greatly improved, the maintenance or replacement work of the electric energy meter body can be rapidly carried out.
Description
Technical Field
The invention relates to the technical field of electric energy meters, in particular to a direct-current electronic multi-rate electric energy meter.
Background
With the rapid development of various industries, the demand of various industries on electricity is increasing, and the phenomenon of unbalanced electricity consumption is also increasing. The electric energy meter is an instrument for measuring electric energy, also called watt-hour meter, fire meter, kilowatt hour meter, and refers to an instrument for measuring various electric quantities, and usually, when in use, each household is installed with one meter for recording meter at regular time and paying electric charge.
The electronic multi-rate electric energy meter is designed by adopting an advanced electric energy metering chip and a reliable MCU circuit, and is manufactured by applying a digital processing technology and an advanced SMT production process, and has an international advanced level. The electric energy consumed by the user can be recorded in different periods according to the set multi-rate parameters. And the electric meter is subjected to parameter setting and data reading and writing locally or in different places through an infrared programmer or an RS485 interface. And long-distance electric quantity parameter acquisition is established through an RS485 data network. The user can view the relevant parameters in the electric meter through the LCD.
For example, Chinese patent discloses an anti-seismic conveniently-installed electric energy meter (No. CN215180422U), which can realize convenient installation of the electric energy meter, but after long-term use, an opening and closing buckle therein is easy to damage due to abrasion, thereby failing to achieve reasonable use effect.
Disclosure of Invention
The invention aims to provide a direct-current electronic multi-rate electric energy meter to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a DC electronic type multi-rate electric energy meter comprises a mounting plate, wherein the upper part and the lower part of the mounting plate are respectively provided with two protruding parts, and the protruding parts are provided with a mounting hole position for mounting the mounting plate on a wall surface;
the mounting plate is provided with two parallel sliding grooves, a sliding block is embedded in each of the two sliding grooves in a sliding manner, and the sliding blocks are connected with two groups of elastic telescopic mechanisms arranged in the sliding grooves;
a movable plate is fixedly connected between the two sliding blocks, the movable plate is arranged in a cross shape, and the electric energy meter body is connected with the movable plate through a clamping structure;
the clamping structure comprises a first buckle fixed on the movable plate, a second buckle movably arranged on the movable plate through a thread driving mechanism, and two lock catches fixedly arranged on the electric energy meter body;
the first buckle and the second buckle are completely the same and are arranged in a U shape, and a square locking opening for the first buckle and the second buckle to be inserted into is formed in the lock catch;
still be provided with two splint that are used for carrying out the centre gripping to the electric energy meter body through two-way actuating mechanism activity on the fly leaf, two splint are located respectively on the both sides of electric energy meter body, just two-way actuating mechanism with screw thread actuating mechanism connects.
As a further scheme of the invention: the elastic telescopic mechanism comprises a guide pipe fixedly installed in the sliding groove and a telescopic rod fixedly installed on the sliding block, the guide pipe coincides with the central axis of the telescopic rod, and an elastic piece is connected between the guide pipe and the telescopic rod.
As a still further scheme of the invention: the elastic component is established including the cover the stand pipe with the spring on the two peripheries of telescopic link, the one end of spring with the telescopic link is close to the one end of slider is connected, and the other end with the stand pipe is kept away from the one end of slider is connected.
As a still further scheme of the invention: the thread driving mechanism comprises a screw rod rotatably mounted on the movable plate and a guide rod fixedly mounted on the movable plate and parallel to the screw rod, a rotating piece for rotating the screw rod is fixed at one end of the screw rod, and the other end of the screw rod is connected with the bidirectional driving mechanism through a transmission piece.
As a still further scheme of the invention: the screw rod and the guide rod are both provided with a first thread plate, the first thread plate is fixed with the second buckle, and the first thread plate is in sliding connection with the guide rod and in threaded connection with the screw rod.
As a still further scheme of the invention: the bidirectional driving mechanism comprises a transmission rod rotatably mounted on the movable plate and two second threaded plates symmetrically arranged on the transmission rod, and threads with two ends in threaded connection with the second threaded plates are symmetrically arranged on the transmission rod;
the second thread plate is arranged in a T shape, the clamping plate is connected with the second thread plate through a flexible assembly, and the transmission rod is perpendicular to the screw rod and is connected with the screw rod through the transmission part.
As a still further scheme of the invention: the transmission part comprises a bevel gear group which is connected with one end, far away from the rotating part, of the screw rod and the transmission rod, the bevel gear group comprises a first bevel gear fixedly installed at one end, far away from the rotating part, of the screw rod and a second bevel gear fixedly installed on the transmission rod, and the first bevel gear is meshed with the second bevel gear.
As a still further scheme of the invention: the flexible assembly comprises a moving plate fixedly mounted on one side, facing the electric energy meter body, of the second threaded plate and two elastic pieces connected with the moving plate and the clamping plate.
Compared with the prior art, the invention has the beneficial effects that: the electric energy meter is novel in design, the electric energy meter body is connected with the movable plate with the damping effect through the two lock catches, the first buckle and the second buckle, and when the electric energy meter body needs to be dismounted for maintenance or replacement, the thread driving mechanism works reversely to drive the second buckle to move upwards in a straight line until the second buckle is separated from the lock catches.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of a dc electronic multi-rate electric energy meter.
Fig. 2 is a schematic structural diagram of another angle of an embodiment of the dc electronic multi-rate electric energy meter.
FIG. 3 is a schematic diagram of an embodiment of a DC electronic multi-rate electric energy meter with the electric energy meter body removed.
Fig. 4 is an exploded view of an embodiment of a dc electronic multi-rate electric energy meter.
Fig. 5 is a schematic diagram of the matching relationship between the first buckle, the second buckle and the lock catch in an embodiment of the dc electronic multi-rate electric energy meter.
In the figure: 1-mounting a plate; 2-electric energy meter body; 3-a movable plate; 4-a protrusion; 5-a chute; 6-a slide block; 7-a guide tube; 8, a telescopic rod; 9-a spring; 10-a rotating member; 11-a first buckle; 12-a second buckle; 13-locking; 14-a screw rod; 15-a guide bar; 16-a first thread plate; 17-a transmission rod; 18-bevel gear set; 19-a second thread plate; 20-moving the plate; 21-a spring plate; 22-clamping plate.
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.
In addition, an element of the present invention may be said to be "fixed" or "disposed" to another element, either directly on the other element or with intervening elements present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Referring to fig. 1 to 5, in an embodiment of the present invention, a dc electronic multi-rate electric energy meter includes a mounting plate 1, two protruding portions 4 are respectively disposed on an upper portion and a lower portion of the mounting plate 1, an installation hole for installing the mounting plate 1 on a wall surface is disposed on the protruding portions 4, two parallel sliding grooves 5 are disposed on the mounting plate 1, a sliding block 6 is slidably embedded in each of the two sliding grooves 5, and the sliding block 6 is connected to two sets of elastic telescopic mechanisms disposed in the sliding grooves 5.
Elastic telescoping mechanism includes fixed mounting guide tube 7 in the spout 5 and fixed mounting telescopic link 8 on the slider 6, guide tube 7 with the coincidence of the central axis of the two of telescopic link 8, just guide tube 7 with be connected with the elastic component between the telescopic link 8.
The elastic component is established including the cover the stand pipe 7 with spring 9 on the two peripheries of telescopic link 8, the one end of spring 9 with telescopic link 8 is close to the one end of slider 6 is connected, and the other end with stand pipe 7 keeps away from the one end of slider 6 is connected.
In daily use, when vibration is generated, the movable plate 3 drives the two sliding blocks 6 to slide up and down in the sliding groove 5, the telescopic rod 8 slides back and forth in the guide pipe 7 in the process, and the spring 9 stores and releases elastic potential energy discontinuously, so that an effective damping effect is achieved, and adverse effects on the performance of the electric energy meter body 2 due to vibration are greatly reduced.
A movable plate 3 is fixedly connected between the two sliding blocks 6, the movable plate 3 is arranged in a cross shape, and the electric energy meter body 2 is connected with the movable plate through a clamping structure. The clamping structure comprises a first buckle 11 fixed on the movable plate 3, a second buckle 12 movably arranged on the movable plate 3 through a thread driving mechanism, and two lock catches 13 fixedly arranged on the electric energy meter body 2.
The thread driving mechanism comprises a screw rod 14 rotatably mounted on the movable plate 3 and a guide rod 15 fixedly mounted on the movable plate 3 and parallel to the screw rod 14, a rotating part 10 for rotating the screw rod 14 is fixed at one end of the screw rod 14, and the other end of the screw rod 14 is connected with the bidirectional driving mechanism through a transmission part.
It should be detailed that a hexagonal deep groove is formed at an end of the rotating member 10, so that when the electric energy meter body 2 is disassembled and assembled, a worker only needs to use a corresponding tool to rotate the screw rod 14.
The screw rod 14 and the guide rod 15 are both further provided with a first thread plate 16, the first thread plate 16 is fixed with the second buckle 12, and the first thread plate 16 is connected with the guide rod 15 in a sliding mode and is in threaded connection with the screw rod 14.
Further, the first thread plate 16 is provided with two through holes for the screw rod 14 and the guide rod 15 to pass through, and the inner wall of the through hole for the screw rod 14 to pass through is provided with a thread matched with the screw rod 14.
When carrying out the dismouting of electric energy meter body 2, the staff can use the instrument to rotate lead screw 14 through rotating member 10, and then, guide bar 15 just leads first threading board 16 for first threading board 16 produces the motion in vertical direction, has realized the combination and the separation of second buckle 12 with hasp 13, and the dismouting step with electric energy meter body 2 is simplified.
The first buckle 11 and the second buckle 12 are identical and are both arranged in a U shape, and the lock catch 13 is provided with a square locking notch for inserting the first buckle 11 and the second buckle 12.
Still be provided with two splint 22 that are used for carrying out the centre gripping to electric energy meter body 2 through two-way actuating mechanism activity on the fly leaf 3, two splint 22 are located respectively on the both sides of electric energy meter body 2, just two-way actuating mechanism with screw thread actuating mechanism connects.
The bidirectional driving mechanism comprises a transmission rod 17 rotatably mounted on the movable plate 3 and two second threaded plates 19 symmetrically arranged on the transmission rod 17, and threads with two ends in threaded connection with the second threaded plates 19 are symmetrically arranged on the transmission rod 17.
Note that, the second thread plate 19 is in sliding fit with the movable plate 3, so that during the rotation of the transmission rod 17, a certain guiding effect is provided for the movement of the second thread plate 19, and the normal thread fit between the second thread plate 19 and the transmission rod 17 is ensured.
The second thread plate 19 is arranged in a T shape, the clamping plate 22 is connected with the second thread plate 19 through a flexible assembly, and the transmission rod 17 is perpendicular to the screw rod 14 and is connected with the screw rod 14 through the transmission piece.
Specifically, the second thread plate 19 is provided with a threaded hole for the transmission rod 17 to pass through, and the inner wall of the threaded hole is provided with a thread engaged with the thread on the transmission rod 17.
The transmission part comprises a bevel gear set 18 which is used for connecting one end, far away from the rotating part 10, of the screw rod 14 with the transmission rod 17, the bevel gear set 18 comprises a first bevel gear fixedly installed at one end, far away from the rotating part 10, of the screw rod 14 and a second bevel gear fixedly installed on the transmission rod 17, and the first bevel gear is meshed with the second bevel gear.
The flexible assembly comprises a moving plate 20 fixedly mounted on one side of the second threaded plate 19 facing the electric energy meter body 2 and two elastic sheets 21 connecting the moving plate 20 and the clamping plate 22.
It should be added that the above-mentioned elastic sheet 21 is a common and widely used elastic component, and this is not described in detail in this application, but of course, a torsion spring may be used to replace the elastic component.
When the screw rod 14 rotates, the screw rod 14 drives the transmission rod 17 to rotate through the bevel gear set 18, so that the two second thread plates 19 are simultaneously in thread fit with the transmission rod 17 and simultaneously make linear motion towards or away from the electric energy meter body 2, correspondingly, when the electric energy meter body 2 is installed, the two clamping plates 22 simultaneously move towards the side part of the electric energy meter body 2, after the clamping plate 22 contacts with the side part of the electric energy meter body 2, the elastic sheet 21 deforms, so that the electric energy meter body 2 is flexibly clamped, the problem that the shell of the electric energy meter body 2 is damaged due to overlarge rigid clamping force is solved, when the electric energy meter body 2 is disassembled, the two moving plates 20 move towards the side far away from the electric energy meter body 2 at the same time until the elastic sheet 21 is reset, and the clamping plate 22 is separated from the side of the electric energy meter body 2, at this time, the clamping state of the electric energy meter body 2 is released.
When the electric energy meter is used, an installer can fixedly install the mounting plate 1 on a wall surface through the mounting hole positions formed in the protruding portion 4, then the lock catch 13 which is positioned on the electric energy meter body 2 and is positioned below the protruding portion is in butt joint with the first buckle 11, then the thread driving mechanism works to drive the second buckle 12 to do linear motion towards the other lock catch 13 until the second buckle 12 is inserted into the square lock hole in the lock catch 13, so that the connection between the electric energy meter body 2 and the movable plate 3 is completed, in the process, the thread driving mechanism also drives the two-way driving mechanism to move, the two-way driving mechanism drives the two clamping plates 22 which are positioned on two sides of the electric energy meter body 2 to simultaneously move towards the electric energy meter body 2, the electric energy meter body 2 is clamped, and the stability of the connection between the electric energy meter body 2 and the movable plate 3 is effectively improved;
in daily use, the elastic telescopic mechanism provides certain elastic supporting force for the sliding block 6, so that the effective damping effect on the electric energy meter body 2 is realized, and the service life of the electric energy meter body is prolonged.
To sum up, because the electric energy meter body 2 is through two hasps 13, first buckle 11 and second buckle 12 are connected with the fly leaf 3 that has the cushioning effect, and when needing to pull down electric energy meter body 2 and maintain or change, screw drive mechanism reverse work drive second buckle 12 upwards is linear motion, until breaking away from with hasp 13, in this process, two splint 22 of two-way actuating mechanism drive are kept away from each other simultaneously and are removed the restoration, alright take off electric energy meter body 2 afterwards, therefore, the installation and the dismantlement of electric energy meter body 2 have just been promoted greatly, be favorable to the maintenance of electric energy meter body 2 or the quick development of change work.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. A direct-current electronic multi-rate electric energy meter is characterized by comprising an installation plate (1), wherein the upper part and the lower part of the installation plate (1) are respectively provided with two protruding parts (4), and the protruding parts (4) are provided with an installation hole position for installing the installation plate (1) and the wall surface;
the mounting plate (1) is provided with two parallel sliding grooves (5), each sliding groove (5) is slidably embedded with a sliding block (6), and the sliding blocks (6) are connected with two groups of elastic telescopic mechanisms arranged in the sliding grooves (5);
a movable plate (3) is fixedly connected between the two sliding blocks (6), the movable plate (3) is arranged in a cross shape, and the electric energy meter body (2) is connected with the movable plate through a clamping structure;
the clamping structure comprises a first buckle (11) fixed on the movable plate (3), a second buckle (12) movably arranged on the movable plate (3) through a thread driving mechanism, and two lock catches (13) fixedly arranged on the electric energy meter body (2);
the first buckle (11) and the second buckle (12) are completely the same and are arranged in a U shape, and the lock catch (13) is provided with a square lock opening for the first buckle (11) and the second buckle (12) to be inserted into;
two clamping plates (22) used for clamping the electric energy meter body (2) are movably arranged on the movable plate (3) through a bidirectional driving mechanism, the two clamping plates (22) are respectively positioned on two sides of the electric energy meter body (2), and the bidirectional driving mechanism is connected with the thread driving mechanism;
the thread driving mechanism comprises a screw rod (14) rotatably mounted on the movable plate (3) and a guide rod (15) fixedly mounted on the movable plate (3) and parallel to the screw rod (14), a rotating piece (10) for rotating the screw rod (14) is fixed at one end of the screw rod (14), and the other end of the screw rod (14) is connected with the bidirectional driving mechanism through a transmission piece;
the bidirectional driving mechanism comprises a transmission rod (17) rotatably mounted on the movable plate (3) and two second threaded plates (19) symmetrically arranged on the transmission rod (17), and threads with two ends in threaded connection with the second threaded plates (19) are symmetrically arranged on the transmission rod (17);
the second thread plate (19) is arranged in a T shape, the clamping plate (22) is connected with the second thread plate (19) through a flexible assembly, and the transmission rod (17) is perpendicular to the screw rod (14) and is connected with the screw rod (14) through the transmission piece.
2. A dc electronic multi-rate electric energy meter according to claim 1, wherein the elastic expansion mechanism comprises a guide tube (7) fixedly installed in the chute (5) and an expansion link (8) fixedly installed on the slide block (6), the central axes of the guide tube (7) and the expansion link (8) are coincident, and an elastic member is connected between the guide tube (7) and the expansion link (8).
3. A dc electronic multi-rate electric energy meter according to claim 2, wherein the elastic member comprises a spring (9) fitted around the outer circumference of both the guide tube (7) and the telescopic rod (8), one end of the spring (9) is connected to the end of the telescopic rod (8) near the slider (6), and the other end is connected to the end of the guide tube (7) far from the slider (6).
4. A dc electronic multi-rate electric energy meter according to claim 1, wherein a first screw plate (16) is further provided on both the screw (14) and the guide bar (15), the first screw plate (16) is fixed with the second snap (12), and the first screw plate (16) is slidably connected with the guide bar (15) and is threadedly connected with the screw (14).
5. A dc electronic multi-rate electric energy meter according to claim 1, wherein the transmission member comprises a bevel gear set (18) connecting an end of the screw (14) remote from the rotary member (10) and the transmission rod (17), the bevel gear set (18) comprises a first bevel gear fixedly mounted on an end of the screw (14) remote from the rotary member (10) and a second bevel gear fixedly mounted on the transmission rod (17), and the first bevel gear is engaged with the second bevel gear.
6. A dc electronic multi-rate electric energy meter according to claim 1, characterized in that the flexible assembly comprises a moving plate (20) fixedly mounted on the side of the second threaded plate (19) facing the electric energy meter body (2) and two elastic pieces (21) connecting the moving plate (20) and the clamping plate (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210049981.3A CN114384293B (en) | 2022-01-17 | 2022-01-17 | DC electronic multi-rate electric energy meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210049981.3A CN114384293B (en) | 2022-01-17 | 2022-01-17 | DC electronic multi-rate electric energy meter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114384293A CN114384293A (en) | 2022-04-22 |
| CN114384293B true CN114384293B (en) | 2022-08-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210049981.3A Active CN114384293B (en) | 2022-01-17 | 2022-01-17 | DC electronic multi-rate electric energy meter |
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| CN (1) | CN114384293B (en) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207424047U (en) * | 2017-10-27 | 2018-05-29 | 江苏苏源杰瑞科技有限公司 | A kind of single-phase electronic multi-rate electric energy meter for being easily installed dismounting |
| CN207424031U (en) * | 2017-10-30 | 2018-05-29 | 江苏苏源杰瑞科技有限公司 | A kind of easy-to-mount three phases electronic energy meter |
| CN110346747A (en) * | 2019-08-06 | 2019-10-18 | 海盐新跃电器有限公司 | A kind of single-phase electric energy meter on-site calibration equipment |
| CN210803556U (en) * | 2019-09-06 | 2020-06-19 | 宁波泰丰源电气有限公司 | Direct current electric energy meter based on internal bus bar fixed connection of up-down run-through |
| CN216133236U (en) * | 2020-07-07 | 2022-03-25 | 诚瑞光学(常州)股份有限公司 | Lens transmission device and mobile terminal |
| CN215180422U (en) * | 2021-03-04 | 2021-12-14 | 国家电网有限公司 | Shock-resistant electric energy meter convenient to install |
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2022
- 2022-01-17 CN CN202210049981.3A patent/CN114384293B/en active Active
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Denomination of invention: A DC electronic multi rate electricity meter Effective date of registration: 20230920 Granted publication date: 20220812 Pledgee: China Minsheng Banking Corp Wenzhou branch Pledgor: Zhongnan Instrument Co.,Ltd. Registration number: Y2023980057613 |