CN220137241U - Ammeter with novel structure - Google Patents

Abstract

The ammeter with the novel structure comprises a meter seat and a meter cover which is matched with the meter seat in a sealing way, wherein a strong current wiring seat and a weak current wiring seat are arranged on the meter seat, a low-step surface and a high-step surface are arranged on the meter seat, and the low-step surface and the high-step surface form a step structure; the strong current wire holder is arranged on the high step surface, and the weak current wire holder is arranged on the low step surface; the strong current wiring seat and the weak current wiring seat after installation have the difference in height, and this ammeter has strong current wiring and weak current wiring be difficult for connecing wrong, and side mounting district has waterproof function, and the internal circuit board can be spacing and take place not to float, and the gauge stand is provided with the anti-pry structure, table lid edge non-deformable advantage such as being difficult for.

Description

Ammeter with novel structure

Technical Field

The utility model relates to an ammeter, in particular to an ammeter with a novel structure, and belongs to the field of power engineering equipment.

Background

The ammeter is an abbreviation of electric energy meter, is a meter for measuring electric energy, also called an electric meter, a fire meter, an electric energy meter, a kilowatt hour meter and the like, and refers to a meter for measuring various electric quantities. The ammeter is one of indispensable electronic component in family and industrial power consumption, can detect the quantity of electricity consumption, brings convenience for people's life electricity, but traditional ammeter on the market like a high protection smart electric meter of patent CN217156601U, strong electric terminal seat and weak current terminal seat in this ammeter set up on same horizontal plane, and strong electric wiring and weak current wiring all adopt the same binding post to connect on the terminal seat to take place easily when operating personnel wiring and connect the condition of reversing strong electric wiring and weak electric wiring and make the ammeter break down even damage, have certain danger simultaneously.

In addition, the conventional electricity meter has the following problems: the installation areas of the components such as the side SIM card, the battery and the like are easy to be permeated by rainwater; the internal circuit board is free of a limiting device, so that the performance is affected due to the fact that the internal circuit board is easy to play; the ammeter has no anti-prying function; the edge of the watch cover is easy to deform, etc.

Disclosure of Invention

The utility model aims to solve the problems in the prior art and provide the electric meter with the novel structure, and the electric meter has the advantages that the strong current wiring seat and the weak current wiring seat are easily distinguished, so that the strong current wiring and the weak current wiring are not easy to connect wrongly, the side mounting area has a waterproof function, the internal circuit board can be limited without movement, the electric meter is provided with the anti-prying structure for prying prevention, the edge of the meter cover is provided with the limiting part and is not easy to deform, and the like.

The utility model solves the technical problems by adopting the technical scheme that: the ammeter with the novel structure comprises a meter seat and a meter cover which is matched with the meter seat in a sealing way, wherein the meter seat is provided with a strong current wire holder and a weak current wire holder, the meter seat is also provided with a low-step surface and a high-step surface, and the low-step surface and the high-step surface form a step structure; the strong current wire holder is arranged on the high step surface, and the weak current wire holder is arranged on the low step surface; the strong current wiring seat and the weak current wiring seat after the installation have the difference in height, form the difference in height in the vision through strong current wiring seat and the weak current wiring seat that set up on step structure for operating personnel can install strong current wiring and weak current wiring according to this difference in height correctly.

Preferably, the strong current wiring seat is a press-in wiring terminal, and the press-in wiring terminal is provided with a concave wiring groove; the weak current wiring seat is a plug-in wiring terminal, and the plug-in wiring terminal is a convex joint, so that operators can distinguish the installation positions of strong current wiring and weak current wiring more easily through different wiring modes.

Preferably, the low step surface is located at an upper portion of the gauge stand, and the high step surface is located at a lower portion of the gauge stand.

Preferably, the outer side of the watch cover is provided with an end cover, the side surface of the watch seat is provided with a mounting area, the periphery of the mounting area is provided with a sealing frame protruding out of the surface of the mounting area, the sealing frame is in contact with the inner wall of the end cover, and the sealing frame protruding out of the surface of the mounting area can play a role in preventing rainwater from penetrating.

Preferably, be equipped with mainboard and module board in the gauge stand, the gauge stand is inside to be equipped with a plurality of spacing part that runs through mainboard and module board, and spacing part is equipped with the first step face that is used for spacing mainboard and the second step face that is used for spacing module board, can effectively avoid the left and right sides drunkenness of mainboard and module board through spacing effect of spacing part.

Preferably, the inside setting of table lid is equipped with the setting element that corresponds with spacing part, and the setting element is opened has and spacing part top matched with mounting hole, and spacing part top is arranged in the mounting hole, and the setting element is spacing with the cooperation of second step face can play the effect of preventing the module board from shifting from top to bottom.

Preferably, the gauge stand is provided with a plurality of buckles for limiting the main board, and the buckles and the first step surface are matched and limited to play a role in preventing the main board from moving up and down.

Preferably, an antenna mounting groove for the antenna to pass through and an electric wire mounting groove for the power supply line to pass through are formed in the bottom of the watch cover.

Preferably, the antenna mounting groove with the end cover inboard between the electric wire mounting groove is equipped with the anticreep drag hook, be equipped with on the gauge stand with the anticreep drag hook cooperation setting the anticreep groove, the structure of anticreep drag hook and anticreep groove cooperation each other can provide the effect of antipicking.

Preferably, the gauge stand bottom is provided with the strengthening rib, is equipped with spacing portion that is close to gauge stand center one side on the strengthening rib on the end cover, can effectively prevent end cover edge deformation through spacing in the strengthening rib inboard with the spacing portion that sets up in the end cover left and right sides.

The beneficial effects of the utility model are as follows: according to the utility model, the step structure is arranged to enable the strong current wiring seat and the weak current wiring seat to be arranged on different step surfaces and different wiring modes of strong current wiring and weak current wiring, so that operators can intuitively and clearly distinguish wiring positions of the strong current wiring and the weak current wiring, and accordingly the strong current wiring and the weak current wiring are correctly arranged.

Drawings

FIG. 1 is a schematic diagram of an electricity meter;

FIG. 2 is a left side view of the meter with the end cap removed;

FIG. 3 is a front view of an electricity meter;

FIG. 4 is a top view of the internal structure of the electricity meter;

FIG. 5 is a schematic view of the structure of the limiting member;

FIG. 6 is a bottom view of the watch cover;

FIG. 7 is a schematic diagram of the bottom structure of the electricity meter;

fig. 8 is a schematic view of the electricity meter with the end cap and the cover removed.

Reference numerals illustrate: 1. a gauge stand; 2. a watch cover; 3. a strong current wire holder; 4. weak current wire holder; 5. wiring grooves; 6. an end cap; 7. an installation area; 8. a sealing frame; 9. a main board; 10. a module board; 11. a limiting member; 12. a positioning piece; 13. a buckle; 14. a first lead sealing screw; 15. an operation surface; 16. a second lead sealing screw; 1-1, a low step surface; 1-2, high step surface; 1-3, an anti-drop groove; 1-4, reinforcing ribs; 6-1, an antenna mounting groove; 6-2, an electric wire installation groove; 6-3, an anti-falling drag hook; 6-4, a limiting part; 7-1, SIM card slot; 7-2, a battery; 7-3, a power interface; 11-1, a first step surface; 11-2 a second step surface; 12-1, mounting holes; 15-1, an operation hole.

Detailed Description

The utility model is further described below with reference to the accompanying drawings:

embodiment one:

referring to fig. 2: the ammeter with the novel structure comprises a meter seat 1 and a meter cover 2 which is in sealing fit with the meter seat 1, wherein the meter cover 2 is fixed on the meter seat 1 through a first lead sealing screw 14, the meter cover 2 can be prevented from being disassembled by other people, a strong current wire seat 3 and a weak current wire seat 4 are arranged on the meter seat 1, meanwhile, a low step surface 1-1 and a high step surface 1-2 are arranged on the meter seat 1, the low step surface 1-1 is positioned at the upper part of the meter seat 1, the high step surface 1-2 is positioned at the lower part of the meter seat 1, and the low step surface 1-1 and the high step surface 1-2 form a step structure; the strong current wire holder 3 is arranged on the high step surface 1-2, and the weak current wire holder 4 is arranged on the low step surface 1-1; the strong current wire holder 3 and the weak current wire holder 4 after the installation have the difference in height, make strong current wire holder 3 and weak current wire holder 4 be located different step faces through setting up step structure on gauge stand 1 for strong current wire holder 3 and weak current wire holder 4 have certain distance in the horizontal direction, strong current wire holder 3 and weak current wire holder 4 have formed obvious difference in height in the vision, and operating personnel can distinguish strong current wire holder 3 and weak current wire holder 4 fast according to this obvious difference in height when the wiring, avoid the condition of circuit misconnection.

Further, referring to fig. 2 and 8: the strong current wiring seat 3 is a press-in wiring terminal, the press-in wiring terminal arranged on the high step surface 1-2 is provided with a concave wiring groove 5, an operation surface 15 facing an operator is arranged between the high step surface 1-2 and the low step surface 1-1, two operation holes 15-1 are formed in the operation surface 15, and the operation holes 15-1 are used for screwing screws when the press-in wiring terminal is used for wiring so that a wire is in close contact with an internal circuit of the press-in wiring terminal; the weak current wiring seat 4 is a plug-in wiring terminal, the plug-in wiring terminal arranged on the low step surface 1-1 is a raised joint, a plug which is arranged corresponding to the raised joint is arranged on a wire connected with the weak current wiring seat 4, when wiring is carried out, only the joint and the plug are required to be correspondingly spliced, a height difference is arranged between the high step surface 1-2 and the low step surface 1-1, the raised joint is arranged on the lower low step surface 1-1, the raised joint cannot protrude out of the high step surface 1-2, the space between the high step surface 1-2 and the low step surface 1-1 is reasonably utilized, and the strong current wiring seat 3 and the weak current wiring seat 4 can further enable operators to distinguish the installation positions of the strong current wiring and the weak current wiring on the meter seat 1 more easily through two different wiring modes, and meanwhile, the fault of the strong current wiring and the weak current wiring is further avoided.

Embodiment two:

referring to fig. 1 and 3: compared with the first embodiment, in this embodiment, the outer sides of the watch cover 2 and the watch seat 1 are provided with the end cover 6, the end cover 6 is fixed on the watch seat 1 through the second lead sealing screw 16, the side surface of the watch seat 1 is provided with the installation area 7, the installation area 7 is internally provided with the SIM card slot 7-1, the battery 7-2 and the power interface 7-3, the end cover 6 is made of transparent materials, so that operators can intuitively observe the installation state of the SIM card and the battery in the installation area 7 and the wiring state of the power interface, a plurality of card slots and interfaces communicated with the inside of the watch seat 1 are arranged in the installation area 7, rainwater easily infiltrates into the watch from the inside, so that the periphery of the installation area 7 is provided with the sealing frame 8 protruding out of the surface of the installation area 7, the sealing frame 8 can be made of elastic rubber materials, and the sealing frame 8 is in contact with the inner wall of the end cover 6, and can play a role of protecting the installation area 7 to prevent part of rainwater from infiltrating into the watch through the installation area 7 under the condition that rainwater invades in the surrounding environment.

Embodiment III:

referring to fig. 4, 5 and 6: compared with the embodiment, in the embodiment, the gauge stand 1 and the gauge cover 2 are formed by plastic injection molding, the main board 9 and the module board 10 are arranged in the gauge stand 1, in order to facilitate accurate positioning and installation of the main board 9 and the module board 10, and ensure that electronic elements on the main board 9 and the module board 10 correspond to corresponding positions of the SIM card slot 7-1, the battery 7-2 and the power interface 7-3 in the installation area 7, 3 limiting parts 11 penetrating through the main board 9 and the module board 10 are arranged in the gauge stand 1, the limiting parts 11 are of tapered structures which gradually expand from top to bottom and are convenient to penetrate into holes correspondingly arranged on the main board 9 and the module board 10, the limiting parts 11 and the gauge stand 1 are integrally formed by injection molding, and the limiting parts 11 are provided with a first step surface 11-1 for limiting the main board 9 and a second step surface 11-2 for limiting the module board 10; the inner side of the watch cover 2 is provided with a positioning piece 12 which is arranged corresponding to the limiting part 11, the positioning piece 12 protrudes out of the watch cover 2, meanwhile, the positioning piece 12 and the watch cover 2 are integrally formed, the positioning piece 12 is provided with a mounting hole 12-1 matched with the top end of the limiting part 11, the top end of the limiting part 11 is inserted into the mounting hole 12-1 to be contacted with the bottom of the mounting hole 12-1, and the positioning piece 12 is just pressed on the outer side of the module board 10; two buckles 13 used for limiting the main board 9 are arranged on the gauge stand 1, and the buckles 13 are arranged around the main board 9 and integrally formed on the inner side of the gauge stand 1. The columnar limiting part 11 penetrates through the main board 9 and the module board 10, so that left-right movement of the main board 9 and the module board 10 can be prevented, the upward supporting force provided by the first step surface 11-1 to the main board 9 and the upward movement of the main board 9 are limited by the buckle 13, and the upward movement of the main board 9 can be prevented by mutually matched limiting of the first step surface 11-1 and the buckle 13; the second step surface 11-2 provides upward supporting force for the module board 10, the positioning piece 12 limits the module board 10 to move upwards, the second step surface 11-2 and the positioning piece 12 are matched with each other to prevent the module board 10 from moving up and down, so that the main board 9 and the module board 10 are fixed in all directions, and do not move up and down and left and right, and further the accurate positioning and installation of the main board 9 and the module board 10 are ensured.

Embodiment four: referring to fig. 7 and 8: compared with the embodiment, in the embodiment, the bottom of the end cover 6 is provided with the antenna installation groove 6-1 for the antenna to pass through and the wire installation groove 6-2 for the power supply wire to pass through, the inner side of the end cover 6 between the antenna installation groove 6-1 and the wire installation groove 6-2 is provided with the anti-falling draw hook 6-3, the wire is required to be installed on one side far away from the antenna installation groove 6-1, in order to facilitate the arrangement of the wire anti-falling draw hook 6-3 at one end close to the antenna installation groove 6-1, the gauge stand 1 is provided with the anti-falling groove 1-3 which is matched with the anti-falling draw hook 6-3, after the end cover 6 is assembled, the anti-falling draw hook 6-3 and the anti-falling groove 1-3 are clamped with each other, and the antenna installation groove 6-1 and the wire installation groove 6-2 are respectively arranged on two sides of the end cover, so that the middle parts of the antenna installation groove 6-1 and the wire installation groove 6-2 are singly protruded, and after the end cover 6 is installed, the singly protruded parts are easily and passively bent, and then the electric meter stand 1 is destroyed, so that a mutually clamped structure is arranged between the end cover 6 and the gauge stand 1, and the singly protruded parts are easily, and the singly and the bent parts are not easily bent.

Further, in this embodiment, the reinforcing rib 1-4 is disposed on one side of the bottom of the gauge stand 1, the end cover 6 is provided with the limiting portion 6-4 which is limited on the reinforcing rib 1-4 and is close to one side of the center of the gauge stand, and the end cover 6 is made of plastic, and the bottom of the end cover 6 is provided with the antenna mounting groove 6-1 and the wire mounting groove 6-2, so that the left end and the right end of the bottom of the end cover 6 cannot be connected, and further the phenomenon that the edge of the end cover 6 is easy to tilt outwards after injection molding is easy to occur, and the limiting portions 6-4 disposed on the left side and the right side of the end cover 6 are limited on the inner side of the reinforcing rib 1-4, so that the edge of the end cover 6 is prevented from bending outwards and tilting after the end cover 6 is mounted, and the outer side plane of the gauge stand 1 and the gauge stand 2 is more attached.

While the utility model has been shown and described with reference to a preferred embodiment, it will be understood by those of ordinary skill in the art that various changes in form and details may be made therein without departing from the scope of the utility model.

Claims (10)

1. The utility model provides an ammeter of novel structure, includes gauge stand (1) and mutually sealed complex table lid (2) with gauge stand (1), is equipped with strong current wiring seat (3) and weak current wiring seat (4), characterized by on gauge stand (1): the gauge stand (1) is provided with a low step surface (1-1) and a high step surface (1-2), and the low step surface (1-1) and the high step surface (1-2) form a step structure; the strong current wire holder (3) is arranged on the high step surface (1-2), and the weak current wire holder (4) is arranged on the low step surface (1-1); the strong current wire holder (3) and the weak current wire holder (4) after installation have height differences.

2. The electricity meter of claim 1, wherein: the strong-current wiring seat (3) is a press-in wiring terminal, and the press-in wiring terminal is provided with a concave wiring groove (5); the weak current wiring seat (4) is a plug-in wiring terminal, and the plug-in wiring terminal is a convex joint.

3. The electricity meter of claim 1, wherein: the low step surface (1-1) is positioned at the upper part of the gauge stand (1), and the high step surface (1-2) is positioned at the lower part of the gauge stand (1).

4. The electricity meter of claim 1, wherein: the utility model discloses a table lid, including table lid (2), table seat (1) side is equipped with installing zone (7), installing zone (7) are equipped with around protruding sealing frame (8) on installing zone (7) surface, sealing frame (8) with end lid (6) inner wall contact sets up.

5. The electricity meter of claim 1, wherein: the gauge stand (1) is internally provided with a main board (9) and a module board (10), the gauge stand (1) is internally provided with a plurality of limiting components (11) penetrating through the main board (9) and the module board (10), and the limiting components (11) are provided with a first step surface (11-1) for limiting the main board (9) and a second step surface (11-2) for limiting the module board (10).

6. The electricity meter of claim 5, wherein: the inner side of the watch cover (2) is provided with a positioning piece (12) which is arranged corresponding to the limiting part (11), the positioning piece (12) is provided with a mounting hole (12-1) which is matched with the top end of the limiting part (11), and the top end of the limiting part (11) is positioned in the mounting hole (12-1).

7. The electricity meter of claim 5, wherein: the gauge stand (1) is provided with a plurality of buckles (13) for limiting the main board (9).

8. The electricity meter of claim 4, wherein: an antenna mounting groove (6-1) for the antenna to pass through and an electric wire mounting groove (6-2) for the power supply line to pass through are formed in the bottom of the end cover (6).

9. The electricity meter of claim 8, wherein the electricity meter comprises: the anti-falling device is characterized in that an anti-falling draw hook (6-3) is arranged on the inner side of an end cover (6) between the antenna installation groove (6-1) and the electric wire installation groove (6-2), and an anti-falling groove (1-3) matched with the anti-falling draw hook (6-3) is formed in the gauge stand (1).

10. The electricity meter of claim 4, wherein: the gauge stand (1) bottom is equipped with strengthening rib (1-4), be equipped with spacing portion (6-4) of spacing on strengthening rib (1-4) near gauge stand (1) center one side on end cover (6).