CN2641599Y

CN2641599Y - Dismounting-resistant all LCD non-contact type IC card inelligent watermeter

Info

Publication number: CN2641599Y
Application number: CN 03213887
Authority: CN
Inventors: 孙殿佩
Original assignee: Individual
Current assignee: Individual
Priority date: 2003-06-30
Filing date: 2003-06-30
Publication date: 2004-09-15
Anticipated expiration: 2013-06-30

Abstract

The utility model relates to an anti-disassembly all liquid crystal display non-contact type IC card intelligent water meter. A machine core, an internal impeller and a machine core sealing cover are connected to form an entire machine core entirety, an impulse switch is arranged on after being separated by the machine core sealing cover, a machine core pressing cover at the top enables the machine core and the machine core sealing cover to be reliably sealed through a machine core sealing ring, an electric valve is arranged in a valve compartment, and an electric valve is sealed by the valve pressing cover through a valve sealing ring; a filtering screen is arranged in a water meter inlet mouth, an impeller is arranged inside the machine core, a circular magnet iron is arranged on the impeller, the magnetic field line of the magnet iron is transferred to the impulse switch at the upper part of the machine core sealing cover, to enable the impulse switch to work and generate counting impulse, and after the digital treatment, the counting impulse is displayed on a display screen, reaching the purpose of direct and easy meter reading. The utility model realizes the metering of slight water flow amount of the water meter, the sensitivity is high, and the utility model is a high accuracy IC card intelligent water meter with a liquid crystal display.

Description

The full liquid crystal display non-contact type IC card intellectual water meter of a kind of anti-dismounting

Technical field the utility model is to the improvement of tap water list structure design, relates to the full liquid crystal display non-contact type IC card intellectual water meter of a kind of anti-dismounting.

Background technology China is one of lack of water country in the world, using water wisely is extremely urgent, particularly the waste of domestic use of water and process water greatly, it is also very serious to lose the water phenomenon, input fund is difficult to regain on potable water, causes very big waste to country, the counting cost by gas meter but also a large amount of personnel of needs visit, promptly trouble is difficult to regain whole funds of the water yield of selling again, influences the normal turnover of state fund.In the existing technology, known have machinery numeration tap water water meter, an electronics numeration tap water water meter, but all there is a common fault, because water wheels have certain resistance in the water meter when rotating, therefore water wheels can not rotate under weep (miniflow) situation, and the sensitivity pointer of water meter does not rotate, so water meter can not measure, give the water-robbery person with chance, cause very big loss to water-supplying unit.Chinese patent 00136547.9 is disclosed to be a kind of anti-leakage intelligent watermeter, it is the anti-leakage intelligent watermeter of handling by Single-chip Controlling, by housing, seal pad, big water delivering orifice, signal hop, pressure spring, drive link, piston, water clock water hole, upper press cover, O-ring seal, sleeve etc. partly form, be characterized in that water water meter when water clock still can count, have cost height, complex structure, be difficult for implementing.Common IC-card water meter on the present market, its disadvantage is exactly through repacking with old-fashioned common water meter, add that circuit and a display screen constitute, pointer dial plate of existing old-fashioned water meter has the liquid crystal display numeral dial plate that newly installs again on it, become a kind of nondescript IC-card formula water meter that two kinds of readings are arranged, such water meter volume is not only very big, and pattern is not attractive in appearance yet, use and also reach inconvenience, the user who has just fails to understand at all, and therefore this table is difficult to apply in modern city.

The summary of the invention the purpose of this utility model is for overcoming the shortcoming of above-mentioned existence, provide a kind of promptly can not the dismounting to prevent to lose the generation of water phenomenon, can use the moving money of handing over of householder again, do not need the visit IC-card intellectual water meter of full liquid crystal display of counting cost by gas meter service of staff.

The utility model content Description:

The full liquid crystal display non-contact type IC card intellectual water meter of a kind of anti-dismounting of the utility model, be by the display screen protective cover, display screen, pulse switch, ring-shaped magnet, the movement gland bonnet, the valve gland, valve sealing ring, water delivering orifice, the electronics valve, valve control water delivering orifice, the valve storehouse, impeller, movement, the movement O-ring seal, screen pack, the water meter water inlet, the movement O-ring seal, the movement gland is formed, it is characterized in that: the movement of the full liquid crystal display non-contact type IC card intellectual water meter of anti-dismounting with and inner impeller be joined together to form the complete movement integral body of a composition with the movement gland bonnet, pulse switch is contained in above it after isolating through the movement gland bonnet, the movement gland at top makes movement and movement gland bonnet seal reliably by the movement O-ring seal, in the outside of movement the directional stream-guidance mouth is arranged; The electronics valve is packed in the valve storehouse, and the valve gland seals it by valve sealing ring; One end of water meter is the water meter water inlet, the other end is a water delivering orifice, in the water meter water inlet, screen pack is set, inside at movement is provided with impeller, ring-shaped magnet is arranged above the impeller, and the magnetic line of force conduction of magnet makes pulse switch work produce the numeration pulse on movement sealing upper part of the cover pulse switch, this numeration pulse is shown by display screen after by data processing again, reaches the understandable purpose of meter reading readability directly perceived;

The full liquid crystal display non-contact type IC card intellectual water meter of a kind of anti-dismounting of the utility model, it is improvement to the design of tap water list structure, realized of the metering of tap water water meter to tiny flow quantity water, it is highly sensitive, be the high precision IC-card intellectual water meter that is shown by liquid crystal, this table is maximum to show that reading can reach 999 cubic metres, and minimum demonstration reading is 0.0001 cubic metre, its display precision can reach 0.0001 cubic metre, has reached national requirements.And the understandable user of readability is very clear, and the user can know clearly the own all the time used water yield and the remaining water yield, and it is extremely convenient to use.The utility model volume is little, handsome in appearance, can be effectively merges with Modern Family kitchen, dining room.The automaticity height, power-saving, cost is low, working stability is reliable.When the water that the user purchased exhausted, the electrovalve goalkeeper in the table closed automatically in 0.5 second and stops to supply water.And do not allow to be subject to that extraneous high-frequency signal and high frequency magnetic field disturb and technology such as steals, copies at the larceny generation, it is very reliable to work.

Description of drawings Fig. 1 is the full liquid crystal display non-contact type IC card intellectual water meter of an a kind of anti-dismounting structural representation

Among the figure: 1 is that display screen protective cover, 2 is that display screen, 3 is that pulse switch, 4 is that ring-shaped magnet, 5 is that movement gland bonnet, 6 is that valve gland, 7 is that valve sealing ring, 8 is that water delivering orifice, 9 is that electronics valve, 10 is that valve control water delivering orifice, 11 is that valve storehouse, 12 is that impeller, 13 is that movement, 14 is that movement O-ring seal, 15 is that screen pack, 16 is that water meter water inlet, 17 is that movement O-ring seal, 18 is the movement gland.

The full liquid crystal display non-contact type IC card intellectual water meter of a kind of anti-dismounting of embodiment the utility model is to realize like this, be described further in conjunction with the accompanying drawings, see Fig. 1, be by display screen protective cover 1, display screen 2, pulse switch 3, ring-shaped magnet 4, movement gland bonnet 5, valve gland 6, valve sealing ring 7, water delivering orifice 8, electronics valve 9, valve control water delivering orifice 10, valve storehouse 11, impeller 12, movement 13, movement O-ring seal 14, screen pack 15, water meter water inlet 16, movement O-ring seal 17, movement gland 18 is formed, in order to improve the sensitivity of water meter, high sensitivity movement 13 with and inner impeller 12 they be joined together to form the complete movement integral body of a composition closely with movement gland bonnet 5, pack into then and show in the body, pulse switch 3 is contained in above it after isolating through movement gland bonnet 5, movement gland 18 is installed to tighten at last movement 13 and movement gland bonnet 5 are sealed reliably by movement O-ring seal 14 and movement O-ring seal 17.

One end of water meter is a water meter water inlet 16, the other end is a water delivering orifice 8, and screen pack 15 is set in water meter water inlet 16, in the inside of movement 13 impeller 12 is set, electronics valve 9 is packed in the valve storehouse 11, then with valve gland 6 by valve sealing ring 7 with its sealing.

After water enters from water meter water inlet 16, filter the back and arrive movement 13 through screen pack 15, because of there is the directional stream-guidance mouth movement 13 outsides, therefore the current generation revolving force that makes under the effect of flow-guiding mouth rotates impeller 12, in the above ring-shaped magnet 4 also and then rotated together after impeller 12 rotated, the magnetic line of force conduction of magnet 4 is on the pulse switch 3 on movement gland bonnet 5 tops, make pulse switch 3 work produce the numeration pulse, this numeration pulse is shown by display screen 2 after by data processing again, reach the understandable purpose of meter reading readability directly perceived, at display screen 2 outer setting display screen protective covers 1.

When water arrives in the valve storehouse after movement flows out, if have the water consumption electronics valve of purchasing 9 to open in the table, this moment, water just can pass through from valve control water delivering orifice 10 smoothly, flow out from water delivering orifice 8 then, if the water of being purchased in the table uses up, electronics valve 9 will reach the course of work of control water and metering automatically with 10 sealings of valve control water delivering orifice.

Claims

1, the full liquid crystal display non-contact type IC card intellectual water meter of a kind of anti-dismounting, be by display screen protective cover (1), display screen (2), pulse switch (3), ring-shaped magnet (4), movement gland bonnet (5), valve gland (6), valve sealing ring (7), water delivering orifice (8), electronics valve (9), valve control water delivering orifice (10), valve storehouse (11), impeller (12), movement (13), movement O-ring seal (14), screen pack (15), water meter water inlet (16), movement O-ring seal (17), movement gland (18) is formed, it is characterized in that: the movement (13) of the full liquid crystal display non-contact type IC card intellectual water meter of anti-dismounting with and inner impeller (12) be joined together to form one with movement gland bonnet (5) and form complete movement integral body, pulse switch (3) is contained in above it after isolating through movement gland bonnet (5), the movement gland (18) at top makes movement (13) and movement gland bonnet (5) seal reliably by movement O-ring seal (14) and movement O-ring seal (17), in the outside of movement (13) the directional stream-guidance mouth is arranged; Electronics valve (9) is packed in the valve storehouse (11), valve gland (6) by valve sealing ring (7) with its sealing; One end of water meter is water meter water inlet (16), the other end is water delivering orifice (8), screen pack (15) is set in water meter water inlet (16), in the inside of movement (13) impeller (12) is set, ring-shaped magnet (4) is arranged above the impeller (12), the conduction of the magnetic line of force of magnet (4) makes pulse switch work produce the numeration pulse on the pulse switch (3) on movement gland bonnet (5) top, and this numeration pulse is shown by display screen (2) after by data processing again.