CN213544641U

CN213544641U - Ammeter that can measurement degree of accuracy is high

Info

Publication number: CN213544641U
Application number: CN202022269668.XU
Authority: CN
Inventors: 黄超越
Original assignee: Harbin Qianjing Power Equipment Co ltd
Current assignee: Harbin Qianjing Power Equipment Co ltd
Priority date: 2020-10-13
Filing date: 2020-10-13
Publication date: 2021-06-25
Anticipated expiration: 2030-10-13

Abstract

The utility model discloses a but ammeter that measuring accuracy is high, including the shell, the left middle-end fixed mounting of shell has the fan, and the output of fan passes through the defeated tuber pipe of exhaust pipe fixedly connected with, and the top fixedly connected with exhaust hood of defeated tuber pipe, and bolt fixedly connected with watchcase is passed through to shell inner chamber's middle-end, and the left upper end of shell inner chamber passes through telescope tube fixedly connected with fixed plate. The utility model discloses an output of fan passes through exhaust pipe fixedly connected with defeated tuber pipe, and the top fixedly connected with exhaust hood of defeated tuber pipe, the dry effect of blowing has been played, thereby can effectually prevent that the moisture from piling up and causing the ammeter count inaccurate, the inboard of second activity fixture block has the drier case with the inboard joint of first activity fixture block, the effect of placing the drier package has been played, thereby further dehumidify, the function that does not possess the dehumidification has been solved current ammeter, thereby easily because the inside that the moisture got into the ammeter causes the unsafe problem of ammeter measurement.

Description

Ammeter that can measurement degree of accuracy is high

Technical Field

The utility model relates to an ammeter technical field specifically is an ammeter that can measure the degree of accuracy height.

Background

The electric energy meter is an instrument for measuring electric energy, also called watt-hour meter, fire meter, kilowatt hour meter, when using the electric energy meter, it is noted that under the condition of low voltage (not more than 500V) and small current (tens of A), the electric energy meter can be directly connected into circuit to make measurement, but the existent electric meter has no dehumidification function, so that it is easy to make metering accuracy of electric meter be inaccurate because moisture is fed into interior of electric meter.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an ammeter that can measure the degree of accuracy height possesses the advantage that the degree of accuracy is high, has solved current ammeter and has had the function that does not possess the dehumidification to easily cause the unsafe problem of ammeter measurement because the inside that the moisture got into the ammeter.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an ammeter that can measure the degree of accuracy height, includes the shell, the left middle-end fixed mounting of shell has the fan, the output of fan passes through exhaust pipe fixedly connected with defeated tuber pipe, and defeated tuber pipe's top fixedly connected with exhaust hood, the middle-end of shell inner chamber passes through bolt fixedly connected with watchcase, the left upper end of shell inner chamber passes through telescopic tube fixedly connected with fixed plate, and telescopic tube's telescopic pot head is equipped with buffer spring, the first movable fixture block of right side fixedly connected with of fixed plate, the upper end on shell inner chamber right side is through connecting plate fixedly connected with second activity fixture block, the inboard joint of the inboard and the first movable fixture block of second activity fixture block has the drier case.

Preferably, the back of the shell is provided with heat dissipation holes, and the inner sides of the heat dissipation holes are fixedly provided with dust screens.

Preferably, the periphery of the front surface of the shell is clamped with a movable door through a buckle, and the middle end of the front surface of the movable door is embedded with a visual window.

Preferably, the left and right sides at the upper and lower both ends of the shell are all fixedly connected with locating plates, and the locating hole has been seted up to the both sides of locating plate.

Preferably, the upper end of the drying agent box is provided with an air outlet, and the lower end of the drying agent box is provided with an air inlet.

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

the utility model discloses an output of fan passes through exhaust pipe fixedly connected with defeated tuber pipe, and the top fixedly connected with exhaust hood of defeated tuber pipe, the dry effect of blowing has been played, thereby can effectually prevent that the moisture from piling up and causing the ammeter count inaccurate, the inboard of second activity fixture block has the drier case with the inboard joint of first activity fixture block, the effect of placing the drier package has been played, thereby further dehumidify, the function that does not possess the dehumidification has been solved current ammeter, thereby easily because the inside that the moisture got into the ammeter causes the unsafe problem of ammeter measurement.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure of the movable door of the present invention;

fig. 3 is the schematic view of the structure of the heat dissipation holes of the present invention.

In the figure: 1. a housing; 2. a wind delivery pipe; 3. an exhaust hood; 4. an air inlet; 5. a watch case; 6. a first movable fixture block; 7. an exhaust duct; 8. a fan; 9. a fixing plate; 10. a telescopic sleeve; 11. positioning a plate; 12. a buffer spring; 13. an air outlet; 14. a desiccant tank; 15. a second movable fixture block; 16. a movable door; 17. a visual window; 18. buckling; 19. and (4) heat dissipation holes.

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.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model discloses a shell 1, defeated tuber pipe 2, exhaust hood 3, air intake 4, watchcase 5, first movable fixture block 6, exhaust pipe 7, fan 8, fixed plate 9, telescopic tube 10, locating plate 11, buffer spring 12, air exit 13, drier case 14, second movable fixture block 15, dodge gate 16, visual window 17,

buckle

18 and 19 parts of louvre are the general standard or the part that technical staff in the field knows, and the standard part that uses in this application file all can be followed the market and purchased, and the record according to description and attached drawing all can be ordered, its structure and principle all can learn through the technical manual or learn through conventional experimental method for this technical staff.

Referring to fig. 1-3, an electric meter with high metering accuracy comprises a housing 1, a fan 8 is fixedly installed at the middle end of the left side of the housing 1, an output end of the fan 8 is fixedly connected with an air delivery pipe 2 through an exhaust pipe 7, and an exhaust hood 3 is fixedly connected to the top of the air delivery pipe 2, so that the effect of drying by blowing is achieved, thereby effectively preventing moisture from accumulating to cause inaccurate counting of the electric meter, the middle end of the inner cavity of the housing 1 is fixedly connected with a meter shell 5 through a bolt, the upper end of the left side of the inner cavity of the housing 1 is fixedly connected with a fixed plate 9 through an expansion sleeve 10, a buffer spring 12 is sleeved on the expansion end of the expansion sleeve 10, a first movable fixture block 6 is fixedly connected to the right side of the fixed plate 9, a second movable fixture block 15 is fixedly connected to the upper end of the right side of the inner cavity, played the effect of placing the drier package, thereby further dehumidify, louvre 19 has been seted up at the back of shell 1, and louvre 19's inboard fixed mounting has the dust screen, there is dodge gate 16 through buckle 18 joint around the positive surface of shell 1, the middle-end on the positive surface of dodge gate 16 inlays and is equipped with visual window 17, the equal fixedly connected with locating plate 11 of the left and right sides at both ends about shell 1, and the locating hole has been seted up to the both sides of locating plate 11, air exit 13 has been seted up to the upper end of drier case 14, air intake 4 has been seted up to the lower extreme of drier case 14.

During the use, 7 fixedly connected with defeated tuber pipe 2 of output through fan 8 passes through the exhaust pipe, and the top fixedly connected with exhaust hood 3 of defeated tuber pipe 2, the effect of dry of blowing has been played, thereby can effectually prevent that the moisture from piling up and cause the ammeter count inaccurate, the inboard of second activity fixture block 15 and the inboard joint of first activity fixture block 6 have drier case 14, the effect of placing the drier package has been played, thereby further dehumidify, the function that does not possess the dehumidification has been solved to current ammeter existence, thereby easily cause the unsafe problem of ammeter measurement because the inside that the moisture got into the ammeter.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An electricity meter with high metering accuracy, comprising a housing (1), characterized in that: a fan (8) is fixedly arranged at the middle end of the left side of the shell (1), the output end of the fan (8) is fixedly connected with an air delivery pipe (2) through an exhaust pipe (7), an exhaust hood (3) is fixedly connected with the top of the air delivery pipe (2), the middle end of the inner cavity of the shell (1) is fixedly connected with a shell (5) through a bolt, the upper end of the left side of the inner cavity of the shell (1) is fixedly connected with a fixed plate (9) through a telescopic sleeve (10), a buffer spring (12) is sleeved at the telescopic end of the telescopic sleeve (10), a first movable clamping block (6) is fixedly connected to the right side of the fixed plate (9), the upper end of the right side of the inner cavity of the shell (1) is fixedly connected with a second movable clamping block (15) through a connecting plate, and the inner sides of the second movable clamping block (15) and the first movable clamping block (6) are clamped with a drying agent box (14).

2. An electricity meter as claimed in claim 1, wherein said meter is adapted to provide a high degree of metering accuracy, said meter further comprising: the back of the shell (1) is provided with heat dissipation holes (19), and the inner sides of the heat dissipation holes (19) are fixedly provided with dust screens.

3. An electricity meter as claimed in claim 1, wherein said meter is adapted to provide a high degree of metering accuracy, said meter further comprising: the movable door (16) is clamped on the periphery of the front surface of the shell (1) through a buckle (18), and a visual window (17) is embedded in the middle end of the front surface of the movable door (16).

4. An electricity meter as claimed in claim 1, wherein said meter is adapted to provide a high degree of metering accuracy, said meter further comprising: the left and right sides at both ends are equal fixedly connected with locating plate (11) about shell (1), and the locating hole has been seted up to the both sides of locating plate (11).

5. An electricity meter as claimed in claim 1, wherein said meter is adapted to provide a high degree of metering accuracy, said meter further comprising: an air outlet (13) is formed in the upper end of the drying agent box (14), and an air inlet (4) is formed in the lower end of the drying agent box (14).