CN202110194U

CN202110194U - Electric energy meter user display device capable of being conveniently disassembled

Info

Publication number: CN202110194U
Application number: CN201120072578XU
Authority: CN
Inventors: 丁富民; 王亦毅; 章春鹏
Original assignee: SHENZHEN INHEMETER CO Ltd
Current assignee: Galaxy Power Group Co., Ltd
Priority date: 2011-03-18
Filing date: 2011-03-18
Publication date: 2012-01-11
Anticipated expiration: 2021-03-18

Abstract

The utility model discloses an electric energy meter user display device capable of being conveniently disassembled. The device comprises a base shell and an upper cover; a screw installation hole for fixing a screw and a first buckling piece are arranged on the base shell; a display module and a second buckling piece are arranged on the upper cover; the first buckling piece is provided with a first concave part and a first convex part; a transition angle between the first concave part and the first convex part is an obtuse angle; the second buckling piece is provided with a second convex part and a second concave part; a transition angle between the second convex part and the second concave part is an obtuse angle; the first concave part is matched with the shape of the second convex part; and the first convex part is matched with the shape of the second concave part. By using the first buckling piece arranged on the base shell, the second buckling piece arranged on the upper cover and a buckling structure of the first buckling piece and the second buckling piece, the user display device is unnecessary to be completely disassembled during maintenance and replacement, and maintenance can be performed only by taking out the upper cover with the display module. Therefore, the electric energy meter user display device is convenient and rapid in use.

Description

Electric energy meter user display device that can be for convenience detach

Technical field

The utility model relates to the electric energy meter field, relates in particular to a kind of electric energy meter user display device that can be for convenience detach.

Background technology

Electric energy meter is the instrument that is used for measuring electric energy, claims watt-hour meter, energy meter, electric energy meter, kilowatt-hour table again, refers to measure the instrument of various electrical quantities.And user's display device is to be used for single-phase, the split type code prepayment meter of three-phase and user's display unit single-phase, the split type IC-card prepayment meter of three-phase; It is installed on indoor, can make things convenient for the user to understand at any time to load the various operation correlation parameters of forward purchasing electric weight or electric energy meter etc.

The installation of existing electric energy meter user display device is through after the whole integral installations of user's display device are prepared; Utilize gib screw that user's display device is fixed to the installation site again, such mode that installs and fixes is made troubles for follow-up maintenance and replacing operation.When maintenance and changing, need user's display device all be pulled down, just can carry out concrete maintenance or replacing, use inconvenient.

The utility model content

The technical matters that the utility model mainly solves provides a kind of electric energy meter user display device that can be for convenience detach, when maintenance and changing, need user's display device all not pulled down, and just can carry out concrete maintenance or replacing.

For solving the problems of the technologies described above; The technical scheme that the utility model adopts is: a kind of electric energy meter user display device that can be for convenience detach is provided; Comprise drain pan and loam cake, have the screw mounting hole and first buckling piece that supply screw retention on the said drain pan, cover on said and have the module of demonstration and second buckling piece; Said first buckling piece has first recess and first protuberance; The transition angle of said first recess and first protuberance is the obtuse angle, and said second buckling piece has second protuberance and second recess, and the transition angle of said second protuberance and second recess is the obtuse angle; Said first recess and the second protuberance shape are suitable, and said first protuberance and second recess shapes are suitable.

Wherein, the transition angle of said first recess and first protuberance is 140～160 degree, and the transition angle of said second protuberance and second recess is 140～160 degree.

Wherein, the transition angle of said first recess and first protuberance is 149 °, and the transition angle of said second protuberance and second recess is 149 °.

Wherein, said demonstration module comprises keyboard, LCDs and pcb board, and said keyboard and LCDs all place on the upper surface of loam cake, and said keyboard and LCDs electrically connect with pcb board respectively.

Wherein, said device also comprises bar code, and said bar code is positioned on the drain pan.

Wherein, said device also comprises nameplate, and said nameplate is positioned on the upper surface of loam cake.

Wherein, said keyboard is 12 key silica gel keyboards.

The beneficial effect of the utility model is: the electric energy meter user display device that is different from prior art is when maintenance and changing; Need user's display device all be pulled down; Use inconvenient defective, the utility model adopts and is arranged on first buckling piece on the drain pan and is arranged on second buckling piece that covers, and passes through the fastening structure of first buckling piece and second buckling piece; Make and need user's display device integral body all not pulled down in maintenance with when changing; Only will have the loam cake that shows module and take out easily, can keep in repair, convenient to use.

Description of drawings

Fig. 1 is the last cover upper surface synoptic diagram of the electric energy meter user display device embodiment that the utility model can be for convenience detach;

Fig. 2 is the loam cake of the electric energy meter user display device embodiment that the utility model can be for convenience detach and the synoptic diagram after the drain pan assembling;

Fig. 3 is a synoptic diagram after the assembling of drain pan screwing and screw mounting hole of the electric energy meter user display device embodiment that the utility model can be for convenience detach;

Fig. 4 is the stereographic map of the electric energy meter user display device embodiment that the utility model can be for convenience detach;

Fig. 5 is the sectional view of the electric energy meter user display device embodiment that the utility model can be for convenience detach;

Fig. 6 is the A place partial enlarged drawing among Fig. 5.

Embodiment

By the technology contents, the structural attitude that specify the utility model, realized purpose and effect, know clearly below in conjunction with embodiment and conjunction with figs. and give explanation.

See also Fig. 1～Fig. 6; The utility model embodiment can be for convenience detach electric energy meter user display device; Comprise drain pan 10 and loam cake 11, have the screw mounting hole 101 and first buckling piece 102 that supply screw retention on the said drain pan 10, have the module 112 of demonstration and second buckling piece 111 on the said loam cake 11; Said first buckling piece 102 has first recess 1021 and first protuberance 1022; The transition angle of said first recess 1021 and first protuberance 1022 is the obtuse angle, and said second buckling piece 111 has second protuberance 1111 and second recess 1112, and the transition angle of said second protuberance 1111 and second recess 1112 is the obtuse angle; Said first recess 1021 and second protuberance, 1111 shapes are suitable, and said first protuberance 1022 and second recess, 1112 shapes are suitable.

The utility model adopts and is arranged on first buckling piece on the drain pan and is arranged on second buckling piece that covers; And the fastening structure through first buckling piece and second buckling piece; Make and need user's display device integral body all not pulled down in maintenance with when changing; Only will have the loam cake that shows module and take out easily, can keep in repair, convenient to use.

In one embodiment, the transition angle of said first recess 1021 and first protuberance 1022 is 140～160 degree, and the transition angle of said second protuberance 1111 and second recess 1112 is 140～160 degree.

In one embodiment, the transition angle of said first recess 1021 and first protuberance 1022 is 149 °, and the transition angle of said second protuberance 1111 and second recess 1112 is 149 °.When excessively the angle is 149 °, have good fastening performance, can be repeatedly used.

In one embodiment; Said demonstration module 112 comprises keyboard 1121, LCDs 1122 and pcb board (not shown); Said keyboard 1121 all places on the upper surface of loam cake 11 with LCDs 1122, and said keyboard 1121 electrically connects with pcb board respectively with LCDs 1122.Keyboard is used for input, and the LCDs screen is used for output, forms man-machine interactive system.

In one embodiment, said device also comprises bar code 103, and said bar code 103 is positioned on the drain pan 10, and has transparent window 113 last covering, and can make things convenient for the user to watch bar code numerical value through transparent window 113 very much.Bar code is the meter table number that is used for representing gauging table, when maintenance and replacing, need not change base, that is to say the meter table number that can keep former mounted base and be attached to the gauging table on the base.

In one embodiment, said device also comprises nameplate 114, and said nameplate 114 is positioned on the upper surface of loam cake 11.Nameplate is used to indicate some electric properties of device, and is user-friendly.

In one embodiment, said keyboard 1121 is 12 key silica gel keyboards.Silica gel keyboard has good hand feeling, gives the user with better experience.

The above is merely the embodiment of the utility model; Be not thus the restriction the utility model claim; Every equivalent structure or equivalent flow process conversion that utilizes the utility model instructions and accompanying drawing content to be done; Or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the utility model.

Claims

One kind can be for convenience detach electric energy meter user display device; It is characterized in that: comprise drain pan and loam cake, have the screw mounting hole and first buckling piece that supply screw retention on the said drain pan, cover on said and have the module of demonstration and second buckling piece; Said first buckling piece has first recess and first protuberance; The transition angle of said first recess and first protuberance is the obtuse angle, and said second buckling piece has second protuberance and second recess, and the transition angle of said second protuberance and second recess is the obtuse angle; Said first recess and the second protuberance shape are suitable, and said first protuberance and second recess shapes are suitable.
2. electric energy meter user display device that can be for convenience detach according to claim 1 is characterized in that: the transition angle of said first recess and first protuberance is 140～160 degree, and the transition angle of said second protuberance and second recess is 140～160 degree.
3. electric energy meter user display device that can be for convenience detach according to claim 2, it is characterized in that: the transition angle of said first recess and first protuberance is 149 °, the transition angle of said second protuberance and second recess is 149 °.
4. according to each described electric energy meter user display device that can be for convenience detach of claim 1～3; It is characterized in that: said demonstration module comprises keyboard, LCDs and pcb board; Said keyboard and LCDs all place on the upper surface of loam cake, and said keyboard and LCDs electrically connect with pcb board respectively.
5. electric energy meter user display device that can be for convenience detach according to claim 4, it is characterized in that: said device also comprises bar code, said bar code is positioned on the drain pan.
6. electric energy meter user display device that can be for convenience detach according to claim 4, it is characterized in that: said device also comprises nameplate, said nameplate is positioned on the upper surface of loam cake.
7. electric energy meter user display device that can be for convenience detach according to claim 4 is characterized in that: said keyboard is 12 key silica gel keyboards.