CN210835022U

CN210835022U - Automatic switch device for electric energy metering

Info

Publication number: CN210835022U
Application number: CN201921298431.5U
Authority: CN
Inventors: 阮春虎; 莫秉湖; 覃礼程
Original assignee: Individual
Current assignee: Guangxi Xineng Automation Equipment Engineering Co ltd
Priority date: 2019-08-12
Filing date: 2019-08-12
Publication date: 2020-06-23
Anticipated expiration: 2029-08-12

Abstract

The utility model belongs to the technical field of electrical devices, in particular to an automatic switch device for electric energy metering, which comprises a first shell, wherein the upper end of the front surface of the first shell is fixedly connected with a screen, the center of the upper end of the rear surface of the first shell is fixedly connected with an auxiliary push plate, the left side and the right side of the auxiliary push plate are symmetrically provided with connecting grooves, and the rear surface of the first shell is buckled with a second shell; through the holding down plate that sets up, the connecting plate, first roll groove, the gear, the second rolls the groove, five cooperate, can be fine when the holding down plate is promoted by supplementary push pedal, carry out horizontal backward movement through buffering intraformational holding down spring, the holding down plate drives first roll groove through the connecting plate and carries out horizontal backward movement simultaneously, first roll groove passes through the horizontal forward movement in gear drive second roll groove, thereby the second rolls the horizontal forward movement of groove drive piece, reasonable in design, moreover, the steam generator is simple in structure, the service life of the device is prolonged.

Description

Automatic switch device for electric energy metering

Technical Field

The utility model belongs to the technical field of electric device, concretely relates to automatic switching device of electric energy measurement.

Background

The electric energy metering device is a metering device for measuring and recording generated energy, supplied (mutually supplied) electric quantity, station power consumption, line loss electric quantity and user power consumption, and is a total body formed from electric energy meters (active and reactive electric energy meters, maximum demand meters, multi-rate electric energy meters and the like), metering mutual inductors (including voltage mutual inductors and current mutual inductors) and secondary connecting wire conductors, and is divided into four categories of I, II, III and IV according to the metering importance of the electric energy metering device, the accuracy grades of the electric energy meters and the mutual inductors which are required to be configured by various electric energy metering devices are adopted in China, and in order to ensure that the electric energy metering devices accurately meter the electric energy, the categories of the electric energy metering devices are firstly correctly selected, secondly, the electric energy meters and the mutual inductors which have excellent performance and quality and are used, and the sections of the secondary circuit conductors are selected, installed and maintained according to regulations, and the operation safety of the electric energy, Accurate and reliable.

The prior art has the following problems:

the existing automatic switch device for electric energy metering usually adopts screws for threaded connection, and the screws fall off due to rusting caused by long time or interference of external factors, so that the service life of the device is shortened.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides an automatic switching device of electric energy measurement has the characteristics of convenient buckle.

In order to achieve the above object, the utility model provides a following technical scheme: an automatic switch device for electric energy metering comprises a first shell, wherein the upper end of the front surface of the first shell is fixedly connected with a screen, the center of the upper end of the rear surface of the first shell is fixedly connected with an auxiliary push plate, the left side and the right side of the auxiliary push plate are symmetrically provided with connecting grooves, the rear surface of the first shell is connected with a second shell in a buckling way, the center of the upper end of the front surface of the second shell is connected with a lower pressing plate in a penetrating way, the left side and the right side of the lower pressing plate are symmetrically and fixedly connected with connecting plates, the lower pressing plate is fixedly connected with a first rolling groove through the connecting plates, a gear is meshed with the outer side of the first rolling groove, a second rolling groove is movably connected with the outer side of the first rolling groove through the gear, the outer side of the second rolling groove is fixedly connected with a driving block, the bottom of the lower pressing plate is fixedly connected with a buffer layer, and the bottom of an inner cavity of the buffer layer is distributed with pressing springs in an array mode.

Preferably, the size of the buffer layer is the same as that of the lower pressing plate, and the rubber layer is attached to the top surface of the lower pressing plate.

Preferably, the first rolling groove and the second rolling groove have the same size, and the second rolling groove is fixedly connected to the upper end of the driving block.

Preferably, the height and the width of the auxiliary push plate are the same as those of the lower press plate, and the length of the lower press plate is half of that of the auxiliary push plate.

Preferably, the first shell and the second shell are the same in size, and waterproof layers are attached to the inner walls of the first shell and the second shell.

Preferably, the connecting grooves are symmetrically formed in the left side and the right side of the upper end of the rear surface of the first shell, and the size sum of the connecting plate and the driving block is the same as the size of the connecting grooves.

Compared with the prior art, the beneficial effects of the utility model are that:

through the supplementary push pedal that sets up, when first casing carries out the buckle with the second casing, the drive holding down plate that can be fine pushes down, through the holding down plate that sets up, the connecting plate, first roll groove, the gear, second roll groove, five cooperate, can be fine when the holding down plate is promoted by supplementary push pedal, carry out horizontal backward movement through the holding down spring in the buffer layer, the holding down plate drives first roll groove through the connecting plate and carries out horizontal backward movement simultaneously, first roll groove passes through the horizontal forward movement of gear drive second roll groove, thereby the second roll groove drives the horizontal forward movement of drive piece, through the drive piece that sets up, buckle to the spread groove inner chamber that can be fine, carry out the buckle to first casing and second casing and be connected, and reasonable design, the steam generator is simple in structure, and the service life of the device is prolonged simultaneously.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic view of the internal structure of the second casing of the present invention;

fig. 2 is a schematic view of the overall three-dimensional structure of the present invention;

fig. 3 is a rear view structural diagram of the first housing in the present invention;

fig. 4 is a front view structural diagram of a second housing in the present invention;

in the figure: 1. a first housing; 2. a screen; 3. an auxiliary push plate; 4. connecting grooves; 5. a second housing; 6. a lower pressing plate; 7. a connecting plate; 8. a first rolling groove; 9. a gear; 10. a second rolling groove; 11. driving the block; 12. a buffer layer; 13. the spring is depressed.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides an automatic switching device of electric energy measurement, including

first casing

1, 1 front surface upper end fixedly connected with screen 2 of first casing, 1 rear surface upper end central fixedly connected with supplementary push pedal 3 of first casing, spread groove 4 has been seted up to supplementary push pedal 3 left and right sides symmetry, 1 rear surface buckle of first casing is connected with

second casing

5, 5 front surface upper end central authorities of second casing run through and are connected with holding down

plate

6, 6 left and right sides symmetry fixedly connected with connecting plate 7 of holding down plate, holding down plate 6 is through the first roll groove 8 of connecting plate 7 fixedly connected with, the meshing has gear 9 in the 8 outside of first roll groove, there is second roll groove 10 in the 8 outside of first roll groove through gear 9 swing joint, the fixedly connected with in the 10 outside of second roll

groove drives piece

11, 6 bottom fixedly connected with buffer layer 12 of holding down plate, buffer layer 12 inner chamber bottom array distribution has push down spring 13.

In this embodiment: through the arranged auxiliary push plate 3, when the first shell 1 and the second shell 5 are buckled, the lower press plate 6 can be well driven to press down, through the arrangement of the lower press plate 6, the connecting plate 7, the first rolling groove 8, the gear 9 and the second rolling groove 10, when the lower press plate 6 is pushed by the auxiliary push plate 3, the lower press plate 6 can be well transversely moved backwards through the lower press spring 13 in the buffer layer 12, meanwhile, the lower press plate 6 drives the first rolling groove 8 to transversely move backwards through the connecting plate 7, the first rolling groove 8 drives the second rolling groove 10 to transversely move forwards through the gear 9, so that the second rolling groove 10 drives the driving block 11 to transversely move forwards, through the arranged driving block 11, the lower press plate can be well buckled to the inner cavity of the connecting groove 4, the buckling connection of the first shell 1 and the second shell 5 is carried out, the design is reasonable, simple structure has improved the life of device simultaneously.

Specifically, the size of the buffer layer 12 is the same as that of the lower pressing plate 6, and a rubber layer is attached to the top surface of the lower pressing plate 6; through the rubber layer that sets up, the loss that produces of the overlength of time of holding down plate 6 can be fine prevented.

Specifically, the first rolling groove 8 and the second rolling groove 10 have the same size, and the second rolling groove 10 is fixedly connected to the upper end of the driving block 11; the first rolling groove 8 drives the second rolling groove 10 to move transversely upwards or downwards through the gear 9.

Specifically, the height and the width of the auxiliary push plate 3 are the same as those of the lower push plate 6, and the length of the lower push plate 6 is half of that of the auxiliary push plate 3; the auxiliary push plate 3 can drive the lower press plate 6 to move transversely through the lower press spring 13 in the buffer layer 12.

Specifically, the first shell 1 and the second shell 5 have the same size, and waterproof layers are adhered to the inner walls of the first shell 1 and the second shell 5; through the waterproof layer that sets up, the loss is produced with the 5 overlength of second casing operating time of first casing 1 of preventing that can be fine, has improved first casing 1 and second casing 5's life.

Specifically, the connecting grooves 4 are symmetrically formed in the left side and the right side of the upper end of the rear surface of the first shell 1, and the size sum of the connecting plate 7 and the driving block 11 is the same as that of the connecting grooves 4; reasonable in design, simple structure has improved suitability and practicality.

The utility model discloses a theory of operation and use flow: the utility model provides an automatic switching device of electric energy measurement, when using, at first the staff buckles first casing 1 and second casing 5 together, the supplementary push pedal 3 and the lower pressure plate 6 of first casing 1 rear surface upper end central authorities are connected together, supplementary push pedal 3 promotes lower pressure plate 6, lower pressure plate 6 carries out horizontal backward movement through the lower compression spring 13 in buffer layer 12, simultaneously lower pressure plate 6 drives first roll groove 8 through connecting plate 7 and carries out horizontal backward movement, first roll groove 8 drives the horizontal forward movement of second roll groove 10 through gear 9, thereby second roll groove 10 drives the horizontal forward movement of driving piece 11, it buckles to the connecting groove 4 inner chambers to drive piece 11, and buckle first casing 1 and second casing 5 and be connected.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An automatic switching device for electric energy metering, comprising a first casing (1), characterized in that: the screen is fixedly connected to the upper end of the front surface of the first shell (1), the auxiliary push plate (3) is fixedly connected to the center of the upper end of the rear surface of the first shell (1), the connecting grooves (4) are symmetrically formed in the left side and the right side of the auxiliary push plate (3), the second shell (5) is connected to the rear surface of the first shell (1) in a buckling mode, the lower press plate (6) penetrates through the center of the upper end of the front surface of the second shell (5), the connecting plates (7) are symmetrically and fixedly connected to the left side and the right side of the lower press plate (6), the lower press plate (6) is fixedly connected with a first rolling groove (8) through the connecting plates (7), a gear (9) is meshed with the outer side of the first rolling groove (8), a second rolling groove (10) is movably connected to the outer side of the first rolling groove (8) through the gear (9), and a driving block (, the bottom of the lower pressing plate (6) is fixedly connected with a buffer layer (12), and lower pressing springs (13) are distributed at the bottom of an inner cavity of the buffer layer (12) in an array mode.

2. An electric energy metering automatic switching device according to claim 1, characterized in that: the size of the buffer layer (12) is the same as that of the lower pressing plate (6), and a rubber layer is attached to the top surface of the lower pressing plate (6).

3. An electric energy metering automatic switching device according to claim 1, characterized in that: the first rolling groove (8) and the second rolling groove (10) are the same in size, and the second rolling groove (10) is fixedly connected to the upper end of the driving block (11).

4. An electric energy metering automatic switching device according to claim 1, characterized in that: the height and the width of the auxiliary push plate (3) are the same as those of the lower press plate (6), and the length of the lower press plate (6) is half of that of the auxiliary push plate (3).

5. An electric energy metering automatic switching device according to claim 1, characterized in that: the size of the first shell (1) is the same as that of the second shell (5), and waterproof layers are attached to the inner walls of the first shell (1) and the second shell (5).

6. An electric energy metering automatic switching device according to claim 1, characterized in that: the connecting grooves (4) are symmetrically arranged on the left side and the right side of the upper end of the rear surface of the first shell (1), and the size sum of the connecting plate (7) and the driving block (11) is the same as that of the connecting grooves (4).