CN208043859U - Economical multifunctional electric meter - Google Patents

Abstract

A kind of economical multifunctional electric meter of the utility model, the instrument includes the outer housing being made of left shell half body (1) and right half-shell body (2) pairing, acquisition wiring board (3) is mounted by means of screws in the left shell half body (1), it is mounted by means of screws with master control circuit plate (4), the acquisition wiring board (3) and master control circuit plate (4) in the right half-shell body (2) and realizes that grafting is connected with socket by contact pin；Mutual inductor (3.1), wire connecting terminal of transformer (3.2), power module (3.3) and power supply terminal (3.4) are installed on the acquisition wiring board (3), microprocessor is installed on the left side of the master control circuit plate (4), display module (4.1) and key-press module (4.2) are installed on the right side of the master control circuit plate (4).A kind of economical multifunctional electric meter of the utility model has low-cost advantage.

Description

Economical multifunctional electric meter

Technical field

The utility model is related to a kind of electric instruments, more particularly, to a kind of low cost, Eco-power multifunction power instrument Table belongs to electric instrument technical field.

Background technology

Currently, conventional multifunctional electric meter is the realization for coordinating multiple functions, it is both needed to the numerous wiring of installation number Terminal；However, finding in actual use, other than terminal needed for normal function, many terminals are constantly in idle state, and And for a certain specific user group, functional requirement is single, remaining terminal is in idle state；Therefore, right For manufacturing enterprise, retain the manufacturing cost that all terminals undoubtedly increase product；But since terminal is exposed outside shell Portion will cause shape not beautiful enough, influence user experience once removing certain terminals；For this purpose, there is an urgent need for a kind of simple in structure and energy Enough electric instruments that terminal is hidden and is operated well.

Invention content

Purpose of the utility model is to overcome the above-mentioned shortcomings and provide a kind of economical multi-functional with low-cost advantage Electric instrument.

What the purpose of this utility model was realized in：

A kind of economical multifunctional electric meter, the instrument include to be made of left shell half body and right half-shell body pairing Outer housing is mounted by means of screws with acquisition wiring board in the left shell half body, is fixed by screw in the right half-shell body Master control circuit plate, the acquisition wiring board and master control circuit plate are installed and realize that grafting is connected with socket by contact pin；It is described to adopt Mutual inductor, wire connecting terminal of transformer, power module and power supply terminal are installed on collection wiring board, the master control circuit plate Microprocessor is installed on left side, display module and key-press module are installed on the right side of the master control circuit plate；

Multiple plug wire holes, the plug wire hole face mutual inductor interstar connection end are both provided on the top and bottom sidewall of the left shell half body The entrance hole of son or power supply terminal, the upper and lower part of the side wall of the left shell half body is both provided with multiple screw holes；Institute State the screw advances through hole of screw hole face wire connecting terminal of transformer or power supply terminal；It is provided with display on the right half-shell body Window and button through-hole, above-mentioned display module is in display window, and above-mentioned key-press module is in button through-hole.

A kind of economical multifunctional electric meter of the utility model is provided with communication module on the acquisition wiring board, should Communication module is located at by power module, the entrance hole face plug wire hole for the connecting terminal being connected with communication module and communication mould The screw advances through hole face screw hole for the connecting terminal that block is connected.

A kind of economical multifunctional electric meter of the utility model is provided with function module on the acquisition wiring board, should Function module is located at by power module, the entrance hole face plug wire hole for the connecting terminal being connected with the function module and the work( The screw advances through hole face screw hole for the connecting terminal that energy module is connected.

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

The utility model can match appropriate number of connecting terminal according to customer demand, and while reducing connecting terminal Its shape is not influenced, ensure that the experience of user while cost is reduced.

Description of the drawings

Fig. 1 is a kind of structural schematic diagram of economical multifunctional electric meter of the utility model.

Wherein：

Left shell half body 1, right half-shell body 2, acquisition wiring board 3, master control circuit plate 4；

Screw hole 1.1, plug wire hole 1.2；

Display window 2.1, button through-hole 2.2；

Mutual inductor 3.1, wire connecting terminal of transformer 3.2, power module 3.3, power supply terminal 3.4；

Display module 4.1, key-press module 4.2.

Specific implementation mode

Referring to Fig. 1, the utility model is related to a kind of economical multifunctional electric meter, the instrument includes by left half The outer housing that shell 1 and 2 pairing of right half-shell body are constituted is mounted by means of screws with acquisition wiring board in the left shell half body 1 3, master control circuit plate 4 is mounted by means of screws in the right half-shell body 2, the acquisition wiring board 3 and master control circuit plate 4 are logical It crosses contact pin and realizes that grafting is connected with socket；Be equipped on the acquisition wiring board 3 mutual inductor 3.1, wire connecting terminal of transformer 3.2, Power module 3.3 and power supply terminal 3.4, mutual inductor 3.1 is by being printed in the copper foil line and mutual inductor that acquire on wiring board 3 Connecting terminal 3.2 is connected, and power module 3.3 is by being printed in the copper foil line and power supply terminal 3.4 that acquire on wiring board 3 It is connected, microprocessor is installed on the left side of the master control circuit plate 4, is installed on the right side of the master control circuit plate 4 There are display module 4.1 and key-press module 4.2；

Multiple plug wire holes 1.2,1.2 face mutual inductance of the plug wire hole are both provided on the top and bottom sidewall of the left shell half body 1 The upper and lower part of the entrance hole of device connecting terminal 3.2 or power supply terminal 3.4, the side wall of the left shell half body 1 is respectively provided with There are multiple screw holes 1.1；The screw of 1.1 face wire connecting terminal of transformer 3.2 of the screw hole or power supply terminal 3.4 screws in Hole；Display window 2.1 and button through-hole 2.2 are provided on the right half-shell body 2, above-mentioned display module 4.1 is embedded at display window In mouth 2.1, above-mentioned key-press module 4.2 is in button through-hole 2.2；

In use, passing through plug wire hole 1.2 to be inserted into wire connecting terminal of transformer 3.2 or power supply terminal 3.4 connecting wire Entrance hole in；The screw being inserted into screw hole 1.1 in tightening screw advances through hole using screwdriver fastens connecting wire, Successfully complete wiring；It is wrapped up since connecting terminal is covered by shell, when reducing connecting terminal, shape is unaffected；

Further, it is provided with communication module on the acquisition wiring board 3, which is located at by power module 3.3, And the screw advances through hole face screw hole 1.1 of the entrance hole face plug wire hole 1.2 of communication module, communication module；So that this Patent instrument has external communication function；

Further, remaining function module can be used the extended mode as communication module and conveniently be extended；

Further, function of measuring is integrated in the microprocessor of master control circuit plate 4, ensures its function by software algorithm And precision, thus eliminate an external metering module

In addition：It should be noted that above-mentioned specific implementation mode is only a prioritization scheme of this patent, the skill of this field Any change or improvement that art personnel are done according to above-mentioned design, within the protection domain of this patent..

Claims (3)

1. a kind of economical multifunctional electric meter, the instrument includes by left shell half body (1) and right half-shell body (2) pairing structure At outer housing, it is characterised in that：Acquisition wiring board (3), the right side are mounted by means of screws in the left shell half body (1) Master control circuit plate (4) is mounted by means of screws in half shell (2), the acquisition wiring board (3) and master control circuit plate (4) are logical It crosses contact pin and realizes that grafting is connected with socket；Mutual inductor (3.1), wire connecting terminal of transformer are installed on the acquisition wiring board (3) (3.2), power module (3.3) and power supply terminal (3.4) are equipped with micro- place on the left side of the master control circuit plate (4) Device is managed, display module (4.1) and key-press module (4.2) are installed on the right side of the master control circuit plate (4)；

Multiple plug wire holes (1.2) are both provided on the top and bottom sidewall of the left shell half body (1), plug wire hole (1.2) face is mutual The entrance hole of sensor connecting terminal (3.2) or power supply terminal (3.4), the top of the side wall of the left shell half body (1) is under Portion is both provided with multiple screw holes (1.1)；Screw hole (1.1) the face wire connecting terminal of transformer (3.2) or supply terminals The screw advances through hole of sub (3.4)；Display window (2.1) and button through-hole (2.2) are provided on the right half-shell body (2), it is above-mentioned Display module (4.1) is in display window (2.1), and above-mentioned key-press module (4.2) is in button through-hole (2.2).

2. a kind of economical multifunctional electric meter as described in claim 1, it is characterised in that：On the acquisition wiring board (3) It is provided with communication module, which is located at power module (3.3) side, the inlet wire for the connecting terminal being connected with communication module The screw advances through hole face screw hole (1.1) of hole face plug wire hole (1.2), the connecting terminal being connected with communication module.

3. a kind of economical multifunctional electric meter as described in claim 1, it is characterised in that：On the acquisition wiring board (3) Be provided with function module, which is located at that power module (3.3) is other, the connecting terminal being connected with the function module into The screw advances through hole face screw hole (1.1) of string holes face plug wire hole (1.2), the connecting terminal being connected with the function module.