CN208780279U - A kind of passive mechanical formula pre-payment quantitatively sells water water meter - Google Patents

Abstract

The utility model relates to the utility model relates to a kind of passive mechanical formula pre-payments quantitatively to sell water water meter, including water meter case, metering device is equipped in the water meter case at water inlet end, proportioning device is equipped in the water meter case at water outlet, linkage is engaged by transition gear between the metering device and proportioning device, the utility model no setting is required circuit board can be completed water statistics and work of pre-payment water consumption measurement, improve the security performance of water meter, simultaneously, the utility model, which uses, has the first early warning bayonet, the positioning valve arrangement that the valve body of second early warning bayonet is formed with the valve seat with ladder-like fixture block, and with quantitative axis connection, can all pay automatic valve opening when buying water while, the water-flowing amount first passed through between the first early warning bayonet and fixture block cooperation reduction valve seat and water-through base when water is approached and is finished can be reached again, to Remind user that should buy water by way of reducing water yield.

Description

A kind of passive mechanical formula pre-payment quantitatively sells water water meter

Technical field

The utility model relates to instrument fields more particularly to a kind of passive mechanical formula pre-payment quantitatively to sell water water meter.

Background technique

With the development and progress of society, the increase of urban population and skyscraper, tradition need the machine of manual metering mode Tool formula metering water meter is no longer satisfied growing usage amount statistics and modern management demand, and traditional water meter number According to acquisition scheme by record is read before the dial plate for manually arriving each user family, staff's amount of labour is big, error rate height, statistical number It is long according to the period, greatly hinder the development of meter reading management system.

Currently, although pre-payment water meter can be realized " post-pay paystation uses water afterwards ", but still there are many deficiencies, such as:

1. existing pre-payment water meter needs the control circuit board of control circuit to be installed in water meter, and water meter is commonly installed In the environment of the relative humidities such as kitchen, lavatory, steam is easy to immerse in water meter, causes circuit board to burn out, i.e., existing pre-payment Water meter is similar to IC card water meter and needs to rely on power supply, and expensive although can be realized pre-payment control, there is also The technical problems such as waterproof electric leakage；

2. existing pre-payment water meter is after water is less than setting water amount parameters, the valve of water meter is closed immediately, although existing Have and add water amount alarm device in technology in pre-payment water meter, the early warning of sending is not enough to cause the note of old man or child in family Meaning, the early warning effect being not achieved, if the case where encountering urgent need water, user needs Xian Qu management of the use of water department to supplement with money, ability Water is used again, this brings great inconvenience to user；

3. then pre-payment water meter in the prior art needs first to supplement with money again by technical professional after valve closing It using specific tool, or dismantles ability recovery after water meter interior manual opens valve and is supplied with water, whole operation is complicated；

4. existing pre-payment water meter is all without anti-theft water-bound, main cause is because of existing pre-payment water meter valve Design structure needs occupied space if it is huge to add anti-theft water-bound to will lead to overall volume, unsightly also inconvenient；

Existing pre-payment water meter needs technical staff that quantity of water metering data are arranged when quantitatively selling water, and technical staff needs Consummate technology just can guarantee the accuracy of setting water, once being more than that quantity is just irrecoverable, give technical staff and user all Cause inconvenience.

Utility model content

In view of the above-mentioned state of the art, the technical problem to be solved by the utility model is to provide one kind without according to Bad power supply can be achieved with on-demand, quantitative water supply, and has automatic valve opening and have the early warning effect received for masses, while also having The passive mechanical formula pre-payment of standby rezero operation quantitatively sells water water meter.

Technical solution adopted by the utility model to solve the above technical problems is as follows: a kind of passive mechanical formula pre-payment is quantitative Water water meter, including water meter case are sold, is equipped with metering device in the water meter case at water inlet end, the water meter case is interior by water outlet It is equipped with proportioning device at end, engages linkage, the proportioning device packet through transition gear between the metering device and proportioning device Quantitative mounting base is included, can show the quantitative digital display meter for buying water, quantifies gear set, the settable quantitative main wheel for buying water quantifies Axis, the zero component that quantitative digital display meter can be reset, can wall built-up water meter water outlet water outlet proportional valve, wherein the quantitative number Aobvious table, quantitative gear set, quantitative main wheel are each provided in quantitative mounting base, and the quantitative digital display meter engages connection with quantitative gear set Dynamic, the quantitative axis rotation wears and through quantitative mounting base, and the quantitative main wheel, which is worn, to be fixed on quantitative axis, the quantitative master Wheel engages linkage with quantitative gear set, and the zero component elasticity is fastened in quantitative mounting base, and zero component engagement connection It moves between transition gear and quantitative gear set, meanwhile, the proportional valve is rotatably arranged on quantitative mounting base bottom by quantitative axis Portion, the proportional valve include valve body and valve seat, and the valve body is in ladder truncated conical shape, which from top to bottom successively offers Early warning bayonet and pass valve bayonet, the valve seat elasticity is located at water meter case water outlet, and the valve seat outer wall corresponds to the one of valve body Face integrally protrudes stepped fixture block, which is fastened on valve body.

Further, early warning bayonet side inner wall bottom integrally protrudes early warning fixture block, and the pass valve bayonet is corresponding Ipsilateral early warning fixture block is in ramped shaped, so that water is reduced suddenly, reaches early warning effect, then when reaching fixture block to early warning fixture block Fixture block starts to progressively close off after being detached from early warning fixture block by the pass valve bayonet of ramped shaped, and water flow is fewer and fewer；Also reach simultaneously It is synchronous when setting water when purchase water to open water valve.

Further, the metering device includes the measurement gear group being made of at least two measurement gear, metering digital display Table, impeller box, impeller, the impeller box are located at water meter case and correspond at water inlet end, and the impeller is located in impeller box, and the leaf Wheel engages linkage with measurement gear group by wheel shaft, which engages linkage with metering digital display meter, to reach water meter The effect of water metering.

Further, the quantitative gear set is made of at least 2 two quantitative wheel engagement linkages, and each quantitatively takes turns two sides Face has integrally extended to form roll shaft, and the quantitative wheel is rotatably connected in quantitative mounting base by roll shaft；The zero component Including zero shaft member and wear the first zero gear being connected in zero shaft member and the second zero gear, the zero axis Part is arranged in quantitative mounting base by spring, and the second zero gear diameter works as zero less than the first zero gear When shaft member is in normal condition, the first zero gear is engaged with transition gear, the second zero gear and quantitatively gear set Quantitative wheel engagement；After pressing zero shaft member, the first zero gear is engaged with transition gear, the second zero gear and quantitative gear The quantitative wheel of group is detached from, to achieve the effect that one key of water meter is reset.

Further, the position that the quantitative mounting base bottom corresponds to valve seat is integrally equipped with locating rod, on the valve seat It is provided with locating slot corresponding with locating rod, consequently facilitating the installation of proportioning device positions, convenient for metering device, quantitative dress in water meter The combination assembly set.

Further, it is corresponded in the water meter case and is fixed with water-through base at valve seat, which is fixed on water meter case At interior water outlet, the valve seat is fastened on water-through base by spring；In addition, the valve body is in two layers of ladder-like truncated cone-shaped Shape, and diameter is by successively decreasing under upper.

Further, it is equipped with cover on the water meter case, it is corresponding in the cover to measure at digital display meter, quantitatively digital display meter It is provided with display window, sleeve integrating is equipped with screw thread and quantitatively covers on the quantitative axis, one on the corresponding quantitative axis of the cover, zero shaft member It is provided with port.

Compared with the prior art, the advantages of the utility model are:

1. the utility model no setting is required circuit board can be completed water statistics and work of pre-payment water consumption measurement, improves water The security performance of table；

2. the utility model is using the valve body with the first early warning bayonet, the second early warning bayonet and has ladder-like fixture block Valve seat composition positioning valve arrangement, and with quantitative axis connection, can all pay automatic valve opening when buying water while and reach When water is close to the water-flowing amount first passed through between the first early warning bayonet and fixture block cooperation reduction valve seat and water-through base when being finished, thus logical The mode for crossing reduction water yield reminds user that should buy water, and then achievees the effect that valve-closing；Meanwhile when buying water, Also facilitate synchronous valve opening while setting water value；

3. the utility model can also achieve the effect that anti-aqueous reflux using the structure of valve seat and water-through base elastic connection, after And reaching prevents water phenomenon generation steathily；

4. the utility model uses metering digital display meter and quantitative digital display meter to show to user with most accurate water number.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the structural schematic diagram of the utility model proportioning device；

Fig. 3 is the structural schematic diagram of the utility model metering device.

Including: water meter case 1, metering device 2, measurement gear group 2-1, measurement gear 2-1-1, metering digital display meter 2- 2, impeller box 2-3, impeller 2-4, proportioning device 3, quantitative mounting base 3-1, quantitative digital display meter 3-2, it is quantitative gear set 3-3, quantitative Take turns 3-3-1, roll shaft 3-3-2, quantitative main wheel 3-4, quantitative axis 3-5, zero component 3-6, zero shaft member 3-6-1, the first zero tooth It takes turns 3-6-2, the second zero gear 3-6-3, proportional valve 3-7, valve body 3-7-1, valve seat 3-7-2, early warning bayonet 3-7-3, close valve card Mouth 3-7-4, it fixture block 3-7-5, early warning card 3-7-6, locating rod 3-8, locating slot 3-9, transition gear 4, water-through base 5, cover 6, shows Show window 6-1.

Specific embodiment

As shown in Figure 1-3, a kind of passive mechanical formula pre-payment quantitatively sells water water meter, including water meter case 1, the shell of water flowmeter Metering device 2 is equipped in body 1 at water inlet end, is equipped with proportioning device 3, the metering dress in the water meter case 1 at water outlet It sets and engages linkage through transition gear 4 between 2 and proportioning device 3, the proportioning device 3 includes quantitative mounting base 3-1, can show and buy The quantitative digital display meter 3-2 of water, quantitative gear set 3-3, the settable quantitative main wheel 3-4 for buying water, quantitative axis 3-5, can will determine Measure the zero component 3-6 that digital display meter is reset, can the water outlet of wall built-up water meter water outlet proportional valve 3-7, wherein the quantitative digital display meter 3-2, quantitative gear set 3-3, quantitative main wheel 3-4 are each provided in quantitative mounting base 3-1, and the quantitative digital display meter 3-2 and quantitative tooth Wheel group 3-3 engagement linkage, the quantitative axis 3-5 rotation wear and wear through quantitative mounting base 3-1, the quantitative main wheel 3-4 It is fixed on quantitative axis 3-5, which engages linkage, the zero component 3-6 elastic card with quantitative gear set 3-3 It is located on quantitative mounting base 3-1, and zero component 3-6 engagement links between transition gear 4 and quantitative gear set 3-3, together When, the proportional valve 3-7 is rotatably arranged on the bottom quantitative mounting base 3-1 by quantitative axis 3-5, and proportional valve 3-7 includes valve body 3-7-1 and valve seat 3-7-2, the valve body 3-7-1 are in ladder truncated conical shape, and valve body 3-7-1 outer wall from top to bottom successively opens up There is early warning bayonet 3-7-3 and close valve bayonet 3-7-4, the valve seat 3-7-2 elasticity is located at 1 water outlet of water meter case, and the valve The one side that seat 3-7-2 outer wall corresponds to valve body 3-7-1 integrally protrudes stepped fixture block 3-7-5, and fixture block 3-7-5 is fastened on On valve body 3-7-1.

Further, the side early warning bayonet 3-7-3 inner wall bottom integrally protrudes early warning fixture block 3-7-6, the pass It is ipsilateral in ramped shaped that valve bayonet 3-7-4 corresponds to early warning card 3-7-6 block, thus when reaching fixture block 3-7-5 to early warning fixture block 3-7-6, Water is reduced suddenly, reaches early warning effect, then passes through the pass valve card of ramped shaped after fixture block 3-7-5 disengaging early warning fixture block 3-7-6 Mouth 3-7-4 starts to progressively close off, and water flow is fewer and fewer.

Further, the metering device 2 include the measurement gear group 2-1 being made of at least two measurement gear 2-1-1, Digital display meter 2-2, impeller box 2-3, impeller 2-4 are measured, the impeller box 2-3 is located at the corresponding water inlet end of water meter case 1, the leaf Wheel 2-4 is located in impeller box 2-3, and impeller 2-4 engages linkage with measurement gear group 2-1 by wheel shaft, the measurement gear group 2-1 engages linkage with metering digital display meter 2-2, to achieve the effect that water meter water metering.

Further, the quantitative gear set 3-3 quantitatively takes turns 3-3-1 engagement linkage by least 2 two and forms, and each fixed The amount wheel two sides 3-3-1 have integrally extended to form roll shaft 3-3-2, and this is quantitatively taken turns 3-3-1 and is rotatablely connected by roll shaft 3-3-2 In quantitative mounting base 3-1；The zero component 3-6 includes that zero shaft member 3-6-1 and wearing is connected to zero shaft member 3-6- The first zero gear 3-6-2 and the second zero gear 3-6-3, the zero shaft member 3-6-1 on 1 are arranged by spring On quantitative mounting base 3-1, the second zero gear 3-6-3 diameter is less than the first zero gear 3-6-2, Radix Angelicae Sinensis zero axle part 3-6- 1 be in normal condition when, first zero gear 3-6-2 engage with transition gear 4, it is described second zero gear 3-6-3 with quantitatively The quantitative wheel 3-3-1 of gear set 3-3 is engaged；After pressing zero shaft member 3-6-1, the first zero gear 3-6-2 and transition gear 4 The quantitative wheel 3-3-1 of engagement, the second zero gear 3-6-3 and quantitative gear set 3-3 are detached from, to reach the clearing of one key of water meter Effect.

Further, the position that the quantitative bottom mounting base 3-1 corresponds to valve seat 3-7-2 is integrally equipped with locating rod 3-8, Locating slot 3-9 corresponding with locating rod 3-8 is provided on the valve seat 3-7-2, consequently facilitating the installation of proportioning device 3 positions, just In the combination assembly of metering device 2, proportioning device 3 in water meter.

Further, it is corresponded in the water meter case 1 and is fixed with water-through base 5 at valve seat 3-7-2, which is fixed on In water meter case 1 at water outlet, the valve seat 3-7-2 is fastened on water-through base 5 by spring；In addition, the valve body 3- 7-1 is in two layers of ladder-like truncated conical shape, and diameter is by successively decreasing under upper.

Further, it is equipped with cover 6 on the water meter case 1, corresponding metering digital display meter 2-2, quantitative number in the cover Display window 6-1 is provided at aobvious table 3-2, sleeve integrating is equipped with screw thread and quantitatively covers on the quantitative axis 3-5, and the cover 6 is corresponding quantitative Port is integrally provided on axis 3-5, zero shaft member 3-6-1.

The utility model no setting is required circuit board can be completed water statistics and work of pre-payment water consumption measurement, improves water meter Security performance, meanwhile, the utility model use with the first early warning bayonet, the second early warning bayonet valve body with ladder Shape fixture block valve seat composition positioning valve arrangement, and with quantitative axis connection, can all pay automatic valve opening when buying water while and The water flowing first passed through between the first early warning bayonet and fixture block cooperation reduction valve seat and water-through base when water is approached and is finished can be reached Amount, to remind user that should buy water by way of reducing water yield, and then achievees the effect that valve-closing；Meanwhile it buying When water, also facilitate synchronous valve opening while setting water value；In addition, the utility model is connected using valve seat and water-through base elasticity The structure connect can also achieve the effect that anti-aqueous reflux, and then reaching prevents water phenomenon generation steathily；The utility model is using metering Digital display meter and quantitative digital display meter show that the utility model is designed reasonably, meeting market needs to user with most accurate water number It asks, is suitble to promote.

Finally, it should be noted that above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations； Although the utility model is described in detail with reference to the foregoing embodiments, it will be understood by those of skill in the art that its according to It is so possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is replaced on an equal basis It changes；And these are modified or replaceed, various embodiments of the utility model technical solution that it does not separate the essence of the corresponding technical solution Spirit and scope.

Claims (7)

1. a kind of passive mechanical formula pre-payment quantitatively sells water water meter, including water meter case, which is characterized in that in the water meter case It is equipped with metering device at water inlet end, is equipped with proportioning device in the water meter case at water outlet, the metering device and quantitative It engages and links through transition gear between device, the proportioning device includes quantitative mounting base, can show the quantitative digital display for buying water Table, quantitative gear set, the settable quantitative main wheel for buying water, quantitative axis, the zero component that can reset quantitative digital display meter can be hung The proportional valve of wall water meter water outlet water outlet, wherein the quantitative digital display meter, quantitative gear set, quantitative main wheel are each provided at quantitative peace In dress seat, and the quantitative digital display meter engages linkage with quantitative gear set, and the quantitative axis rotation wears and run through quantitative mounting base, The quantitative main wheel, which is worn, to be fixed on quantitative axis, which engages linkage, the zero component bullet with quantitative gear set Property be fastened in quantitative mounting base, and zero component engagement linkage is between transition gear and quantitative gear set, meanwhile, it is described Proportional valve is rotatably arranged on quantitative mounting base bottom by quantitative axis, which includes valve body and valve seat, and the valve body is in rank Terraced truncated conical shape, the valve outer wall from top to bottom successively offer early warning bayonet and close valve bayonet, and the valve seat elasticity is located at water At watch shell water outlet, and the valve seat outer wall corresponds to the one side of valve body and integrally protrudes stepped fixture block, which sets On valve body.

2. a kind of passive mechanical formula pre-payment according to claim 1 quantitatively sells water water meter, which is characterized in that the early warning Bayonet side inner wall bottom integrally protrudes early warning fixture block, and it is ipsilateral in ramped shaped that the pass valve bayonet corresponds to early warning fixture block.

3. a kind of passive mechanical formula pre-payment according to claim 1 or 2 quantitatively sells water water meter, which is characterized in that described Metering device includes the measurement gear group being made of at least two measurement gear, metering digital display meter, impeller box, impeller, the impeller Box is located at water meter case and corresponds at water inlet end, and the impeller is located in impeller box, and the impeller passes through wheel shaft and measurement gear group Engagement linkage, the measurement gear group engage linkage with metering digital display meter.

4. a kind of passive mechanical formula pre-payment according to claim 3 quantitatively sells water water meter, which is characterized in that described quantitative Gear set is made of at least 2 two quantitative wheel engagement linkages, and each quantitatively wheel two sides have integrally extended to form roll shaft, and The quantitative wheel is rotatably connected in quantitative mounting base by roll shaft；The zero component is including zero shaft member and wears connection The first zero gear and the second zero gear, the zero shaft member in zero shaft member are arranged by spring in quantitative peace It fills on seat, the second zero gear diameter is less than the first zero gear, when Radix Angelicae Sinensis zero axle part is in normal condition, the first zero Gear is engaged with transition gear, and the second zero gear is engaged with the quantitative wheel of quantitative gear set；After pressing zero shaft member, First zero gear is engaged with transition gear, and the quantitative wheel of the second zero gear and quantitative gear set is detached from.

5. a kind of passive mechanical formula pre-payment according to claim 4 quantitatively sells water water meter, which is characterized in that described quantitative The position that mounting base bottom corresponds to valve seat is integrally equipped with locating rod, and locating slot corresponding with locating rod is provided on the valve seat.

6. a kind of passive mechanical formula pre-payment quantitatively sells water water meter according to claim 1 or 5, which is characterized in that described It is corresponded in water meter case and is fixed with water-through base at valve seat, which is fixed in water meter case at water outlet, and the valve seat is logical Spring is crossed to be fastened on water-through base；In addition, the valve body is in two layers of ladder-like truncated conical shape, and diameter is by passing under upper Subtract.

7. a kind of passive mechanical formula pre-payment according to claim 6 quantitatively sells water water meter, which is characterized in that the water meter Cover is equipped on shell, corresponding measure is provided with display window in the cover at digital display meter, quantitatively digital display meter, one on the quantitative axis Body is arranged with screw thread and quantitatively covers, and is integrally provided with port on the corresponding quantitative axis of the cover, zero shaft member.