CN204461503U - Intelligent gas meter sampling counting assembly - Google Patents
Intelligent gas meter sampling counting assembly Download PDFInfo
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- CN204461503U CN204461503U CN201520091623.4U CN201520091623U CN204461503U CN 204461503 U CN204461503 U CN 204461503U CN 201520091623 U CN201520091623 U CN 201520091623U CN 204461503 U CN204461503 U CN 204461503U
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Abstract
The utility model provides a kind of intelligent gas meter to sample counting assembly, relates to gas meter, flow meter technical field.It comprises counter frame, the master control borad being arranged on the lead-in wheel in counter frame and being arranged on below counter frame, counter erection has sampling gear, sampling gear is taken turns with lead-in and is meshed, sampling gear is connected with the sampling output gear being provided with magnet steel storehouse, magnet steel storehouse is connected with magnet steel, and master control borad is provided with sampling detector, and magnet steel and sampling detector position adapt.The utility model solves intelligent gas meter sampling counting assembly in prior art and produces the technical matters that mounting process is complicated, material cost is high.The beneficial effects of the utility model are: rotate sampling from lead-in wheel, by gear drive, sampled signal is transferred to master control borad, compact conformation, conserve space.Gear transmission signal is reliable, guarantees that counting accurately; Wear and tear little, extend serviceable life.Conveniently install, reduce production cost.
Description
Technical field
The utility model relates to gas meter, flow meter technical field, especially relates to the sampling counting structure of a kind of intelligent gas meter metering.
Background technology
Along with the fast development of gas industry, intelligent gas meter also develops rapidly.The sampling counting mode of intelligent gas meter metering in the market coordinates sensor to realize by magnet steel: magnet steel is fixed on character wheel of counter, and the magnetic induction part such as tongue tube or Hall is welded on as sensor and samples on printed wiring board and be fixed on character wheel of counter both sides.Sensor relies on the power of magnet steel magnetic force and produces the signal of adhesive or off-state, by lead-in wire, this make-and-break signal is transferred to the Master Control Unit controlled on mainboard, after Master Control Unit process, output to long-distance meter-reading system, supplement with money in advance, in the data cell such as fare payment system.Meanwhile, also variable is outputted to intelligent gas meter LCDs.Chinese patent Authorization Notice No. CN203642979U, authorized announcement date on June 11st, 2014, the utility model that name is called " gas meter counting sampling apparatus " is exactly one wherein.It comprises counter frame and character wheel, the sidewall of counter frame is connected with circuit board rack, circuit board rack is removably connected with cover plate, between cover plate and counter frame sidewall, flexible circuit board is embedded with in circuit board rack, flexible circuit board is connected with Hall element, and character wheel is connected with magnet steel, and Hall element is corresponding with magnet steel position.There is following problem in this sampling counting structure: in order to save space, and Hall element needs to weld with flexible circuit board paster technique, and manufacturing cost is high.Flexible circuit board essence serves the effect of Hall element and control linkage line, and not only material cost is high but also to produce assembly technology complicated.The web member being sampled to signal input mainboard process from Hall element is more, and the interference be subject to is also many, there is hidden danger to impact sampling counting precision.
Summary of the invention
The technical matters that mounting process is complicated, material cost is high is produced, the intelligent gas meter sampling counting assembly that the utility model provides a kind of to be shortened process route, save production cost, improve sampled signal accuracy in order to solve intelligent gas meter sampling counting assembly in prior art.
The technical solution of the utility model is: a kind of intelligent gas meter sampling counting assembly, it comprises counter frame, the master control borad being arranged on the lead-in wheel in counter frame and being arranged on below counter frame, counter erection has sampling gear, sampling gear is taken turns with lead-in and is meshed, and sampling gear is connected with the sampling output gear being provided with magnet steel storehouse, and magnet steel storehouse is connected with magnet steel, master control borad is provided with sampling detector, and magnet steel and sampling detector position adapt.Rotate sampling from lead-in wheel, by gear drive, sampled signal is transferred to master control borad, transmission path is short, compact conformation, meets the requirement that intelligent gas table space is little; Gear transmission is reliable, guarantees that counting accurately; Wear and tear little, extend serviceable life; The complexity of a large amount of minimizing assembly technology, reduces manufacturing cost.
As preferably, lead-in wheel is connected with counter input gear, and lead-in wheel is in the form of annular discs, and disc face is provided with protruding tooth, and protruding tooth is meshed with sampling gear sum counter input gear respectively.The existing input of lead-in wheel disc face tooth has output again, symmetrically and evenly stressed, eliminates the factor that the monolateral stressed gear shaft of lead-in wheel is easy to wear, increases the service life.
As preferably, counter frame is also provided with transition gear, and transition gear is small one and large one two-layer cone pulley of diameter, the cone pulley that diameter is little and sampling gears meshing, the large cone pulley of diameter with sample output gear and engage.Reduce sampling output gear rotating speed, ensure that magnet steel and sampling detector have distinct make-and-break time, guarantee that sampling accurately.
As preferably, magnet steel storehouse is cylinder projection sampling output gear surface; Magnet steel is facilitated to install.
As preferably, magnet steel storehouse inwall is provided with elongated slot, and the length direction of elongated slot is consistent with the axis in magnet steel storehouse; Magnet steel is connected reliably with sampling output gear.
As preferably, sampling detector has two, symmetrical with output gear axis; Two sensor alternations, facilitate main control unit judgement to received signal, Signal reception is accurate.
As preferably, sampling detector is tongue tube or Hall element; Dependable performance, cost is low.
Compared with prior art, the beneficial effects of the utility model are: rotate sampling from lead-in wheel, by gear drive, sampled signal is transferred to master control borad, transmission path is short, compact conformation, meets the requirement that intelligent gas table space is little.Gear transmission signal is reliable, guarantees that counting accurately; Wear and tear little, extend serviceable life.Save pcb board or the vigour part such as FPC, line connector of sampling, technique saves the multiple working procedure such as the welding of sampling element, coating three anti-paints, saved starting material.Easy for installation, reduce production cost.
Accompanying drawing explanation
Accompanying drawing 1 is schematic perspective view of the present utility model;
Accompanying drawing 2 is front schematic view of the present utility model;
Accompanying drawing 3 removes the vertical view of counter frame and master control borad for Fig. 2;
Accompanying drawing 4 is A direction view in Fig. 3;
Accompanying drawing 5 is B-B cut-open view in Fig. 4.
In figure: 1-counter frame; 2-samples gear; 3-transition gear; 4-samples output gear; 5-master control borad; 6-magnet steel; 7-counter input gear group; 11-lead-in is taken turns; 41-magnet steel storehouse; 51-sampling detector; 71-counter input gear; 411-elongated slot.
Embodiment
Below by embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment 1:
As shown in Figure 1,2 and 3, a kind of intelligent gas meter sampling counting assembly, it comprises counter frame 1, the master control borad 5 being arranged on the lead-in wheel 11 in counter frame 1 and being arranged on below counter frame 1.Counter frame 1 is rectangular parallelepiped framed structure, establishes transverse axis, transverse axis is altered and is connected to eight character wheels, character wheel 11 headed by first, right side in the middle of framework.Character wheel is in the form of annular discs, is used for mechanical type display to consume the quantity of combustion gas.Lead-in is taken turns 11 right circles cards and is provided with protruding tooth.Protruding tooth exposes the front and back end of left frame.Counter frame 1 is provided with sampling gear 2, and sampling gear 2 is taken turns 11 with lead-in and is meshed.Be provided with a platform outside counter frame 1 right-hand member framework, platform front is provided with sampling gear 2, and sampling gear 2 is cylindrical gear.Lead-in wheel 11 is connected with counter input gear 71.Platform rear is provided with counter input gear group 7.First gear on the right side of counter input gear group 7 is counter input gear 71.Counter input gear 71 is cylindrical gear.The tooth that lead-in takes turns 11 projections is meshed with sampling gear 2 sum counter input gear 71 respectively.Sampling gear 2 axis vertical-horizontal axle, the tooth that lead-in takes turns 11 projections exposes engaging with sampling gear 2 of left frame front end, exposes engaging with counter input gear 71 of left frame rear end.Sampling gear 2 is connected with sampling output gear 4.Counter frame 1 is also provided with transition gear 3, and transition gear 3 is arranged on platform front, transition gear 3 axis and sampling gear 2 axis parallel.Sampling output gear 4 is cylindrical gear.In order to make sampling output gear 4 have overlapping with master control borad 5 position, platform lower is connected with cantilever, and cantilever reaches master control borad 5 rear surface upper right quarter.The axis of sampling output gear 4 is located at cantilever end and the axis parallel sampling gear 2.Transition gear 3 is small one and large one two-layer cone pulley of diameter, and the little cone pulley of diameter is in the large cone pulley front of diameter.The cone pulley that diameter is little engages with sampling gear 2, and the cone pulley that diameter is large engages with sampling output gear 4, and sampling gear 2 is connected with sampling output gear 4 by transition gear 3.
As shown in Figures 4 and 5, sample output gear 4 and be provided with magnet steel storehouse 41.Magnet steel storehouse 41 is connected with magnet steel 6.Magnet steel storehouse 41 is projection sampling output gear 4 surface in cylinder.Magnet steel 6, in cylindric, embeds in the cylinder of magnet steel storehouse 41.Magnet steel storehouse 41 is located at sampling output gear 4 rear surface, and magnet steel storehouse 41 cylinder bottom and sampling output gear 4 rear surface fix that cylinder top, magnet steel storehouse 41 is outstanding samples output gear 4 rear surface.Magnet steel storehouse 41 is connected in one with sampling output gear 4.Conveniently the magnetic line of force is through sampling output gear 4, and as Fig. 5, magnet steel storehouse 41 endoporus is shoulder hole, and bottom hole diameter is less than upper hole diameter.In order to mounting magnetic steel 6 is firm, the hole that magnet steel storehouse 41 is large and magnet steel 6 interference fit.Solve magnet steel 6 inconvenient with the installation of magnet steel storehouse 41 interference fit, magnet steel storehouse 41 inwall is provided with elongated slot 411.The length direction of elongated slot 411 is consistent with the axis in magnet steel storehouse 41.Elongated slot 411 is at least one, and the present embodiment has two, symmetrical with axis, magnet steel storehouse 41.Elongated slot 411 recessed magnet steel storehouse 41 inwall.Master control borad 5 is sheet, is arranged in the gas meter housing below counter frame 1.Sampling output gear 4 axis is vertical with master control borad 5 surface.Master control borad 5 top-right part is overlapping with sampling output gear 4.Master control borad 5 is provided with sampling detector 51.Sampling detector 51 has two, symmetrical to sample output gear 4 axis.Sampling detector 51 is equal to the distance sampling output gear 4 axis with magnet steel storehouse 41 to the distance of sampling output gear 4 axis.Sampling detector 51 is tongue tube or Hall element.Consider in transport and assembling not fragile, Hall element selected by the present embodiment sampling detector 51.
During intelligent gas meter ventilation, it is poor to utilize by the gaseous-pressure of gas meter, flow meter air inlet/outlet, and promote the motions such as inner link, motoricity is exported in revolving force mode by counter input gear group 7, passes to lead-in take turns 11 by counter input gear 71.Lead-in wheel 11 rotates, mechanical counter display counting.Lead-in wheel 11 rotates and drives sampling gear 2 to rotate simultaneously, and transmitted by transition gear 3, sampling output gear 4 rotates.The magnet steel 6 be arranged in magnet steel storehouse 41 rotates around sampling output gear 4 axis, magnet steel 6 and sampling detector 51 on-off be fixed on master control borad 5, the Master Control Unit that master control borad 5 will be defeated by after make-and-break signal process on master control borad 5, after Master Control Unit process, output to long-distance meter-reading system, supplement with money in advance, in the data cell such as fare payment system, variable outputted to intelligent gas meter LCDs (not shown) simultaneously.
Claims (7)
1. an intelligent gas meter sampling counting assembly, it comprises counter frame (1), the master control borad (5) being arranged on lead-in wheel (11) in counter frame (1) and being arranged on below counter frame (1), it is characterized in that: described counter frame (1) is provided with sampling gear (2), sampling gear (2) is taken turns (11) and is meshed with lead-in, described sampling gear (2) is connected with the sampling output gear (4) being provided with magnet steel storehouse (41), magnet steel storehouse (41) is connected with magnet steel (6), master control borad (5) is provided with sampling detector (51), described magnet steel (6) and sampling detector (51) position adapt.
2. intelligent gas meter sampling counting assembly according to claim 1, it is characterized in that: described lead-in wheel (11) is connected with counter input gear (71), lead-in wheel (11) is in the form of annular discs, disc face is provided with protruding tooth, and protruding tooth is meshed with sampling gear (2) sum counter input gear (71) respectively.
3. intelligent gas meter sampling counting assembly according to claim 1, it is characterized in that: described counter frame (1) is also provided with transition gear (3), transition gear (3) is small one and large one two-layer cone pulley of diameter, the cone pulley that diameter is little engages with sampling gear (2), and the cone pulley that diameter is large engages with sampling output gear (4).
4. intelligent gas meter sampling counting assembly according to claim 1, is characterized in that: described magnet steel storehouse (41) is protruding sampling output gear (4) surface in cylinder.
5. intelligent gas meter sampling counting assembly according to claim 4, is characterized in that: described magnet steel storehouse (41) inwall is provided with elongated slot (411), and the length direction of elongated slot (411) is consistent with the axis of magnet steel storehouse (41).
6. intelligent gas meter sampling counting assembly according to claim 1, is characterized in that: described sampling detector (51) has two, symmetrical to sample output gear (4) axis.
7. intelligent gas meter sampling counting assembly according to claim 6, is characterized in that: described sampling detector (51) is tongue tube or Hall element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520091623.4U CN204461503U (en) | 2015-02-10 | 2015-02-10 | Intelligent gas meter sampling counting assembly |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520091623.4U CN204461503U (en) | 2015-02-10 | 2015-02-10 | Intelligent gas meter sampling counting assembly |
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| CN204461503U true CN204461503U (en) | 2015-07-08 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106168501A (en) * | 2016-07-15 | 2016-11-30 | 重庆市山城燃气设备有限公司 | The automatic diagnosis and alarming system of intelligent gas meter micro-leakage |
-
2015
- 2015-02-10 CN CN201520091623.4U patent/CN204461503U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106168501A (en) * | 2016-07-15 | 2016-11-30 | 重庆市山城燃气设备有限公司 | The automatic diagnosis and alarming system of intelligent gas meter micro-leakage |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 325600 Yueqing Economic Development Zone, Wenzhou, No. seventeen weft Road No. 291, Zhejiang Patentee after: Limited by Share Ltd group Address before: 325600 Yueqing Economic Development Zone, Wenzhou, No. seventeen weft Road No. 261, Zhejiang Patentee before: GoldCard High Technology Co., Ltd. |
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| CP03 | Change of name, title or address |