CN104915712B - A kind of magnetic induction character wheel counter - Google Patents
A kind of magnetic induction character wheel counter Download PDFInfo
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- CN104915712B CN104915712B CN201510356572.8A CN201510356572A CN104915712B CN 104915712 B CN104915712 B CN 104915712B CN 201510356572 A CN201510356572 A CN 201510356572A CN 104915712 B CN104915712 B CN 104915712B
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- character wheel
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- magnetic induction
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Abstract
The present invention relates to the field of data recognition in e measurement technology, particularly a kind of magnetic induction character wheel counter.Character wheel group, the character wheel group is included to be connected between more than two character wheels being coaxially disposed, adjacent character wheel by carry gear；The character wheel of ferromagnetic material is provided with the character wheel group comprising at least one；The ferromagnetic material is arranged on the position where at least one numeral on the character wheel；Magnetic induction unit, corresponds and sets on circuit boards with the character wheel for being provided with ferromagnetic material, including a U-shaped magnetic patch and a magnetic induction chip being arranged in the U-shaped recess of the magnetic patch；Cause the magnetic patch changes of magnetic field when ferromagnetic material rotated with character wheel is close to magnetic patch corresponding to it, the magnetic induction chip is used to sense the changes of magnetic field and exports count pulse to the circuit board.The technical scheme installation process provided using the present invention can realize a greater degree of automatic flow, while changes of magnetic field sensing of the magnetic induction chip to U-shaped magnetic patch is more stablized, accurately, add the stability and useful life of counting device.
Description
Technical field
The present invention relates to the field of data recognition in e measurement technology, particularly a kind of magnetic induction character wheel counter.
Background technology
Using magnetic material is installed on character wheel more than character wheel counting device of the prior art, outside is carried out by tongue tube
Electronic impulse is counted.Such product has 2 shortcomings：1st, the base pin facelift during erecting and welding of tongue tube easily causes tongue tube
The tiny leakage of glass tube with vacuum, and this micro- leakage is difficult discovery, so as to cause to have used the character wheel of micro- leakage tongue tube to count
Device measures inaccurate over time.2nd, tongue tube can not directly carry out automatic flow in shaping welding process, need
Artificial intervention is wanted, production efficiency is not high.
The content of the invention
The goal of the invention of the present invention, which is to overcome, uses the caused installation process of tongue tube progress character wheel counting to need excessively
Manual intervention, and micro- leakage easily occur and counted there is provided one kind using magnetic induction chip the problem of cause to measure inaccurate,
So as to avoid the character wheel counting device production process from needing excessive manual intervention and be not in that the micro- leakage of tongue tube causes meter
The inaccurate magnetic induction character wheel counter of amount：To achieve these goals, the technical solution adopted by the present invention is：
A kind of magnetic induction character wheel counter, including,
Character wheel group, the character wheel group includes more than two character wheels being coaxially disposed, the circle of a side of the character wheel
The prominent tooth of a circle stepping is evenly equipped with circumferential edges, opposite side circumferential edges are provided with the prominent tooth of carry；Pass through carry between adjacent character wheel
Gear is connected；The character wheel of ferromagnetic material is provided with the character wheel group comprising at least one；The ferromagnetic material is arranged on
Position on the character wheel where at least one numeral.
Magnetic induction unit, corresponds and sets on circuit boards with the character wheel for being provided with ferromagnetic material, including
One U-shaped magnetic patch and a magnetic induction chip being arranged in the U-shaped recess of the magnetic patch；
Cause the magnetic patch changes of magnetic field, institute when the ferromagnetic material rotated with character wheel is close to magnetic patch corresponding to it
Stating magnetic induction chip is used to sense the changes of magnetic field and exports count pulse to the circuit board.
In some embodiments, the character wheel group includes a character wheel for being provided with ferromagnetic material.
In other embodiment, all character wheels of the character wheel group are the character wheel for being provided with ferromagnetic material, described
Magnetic barrier sheet is provided between character wheel and character wheel.
In some embodiments, in ten numerals being provided with the character wheel of ferromagnetic material, only one digit order number
Install and be equipped with ferromagnetic material.
Further, described be provided with the character wheel of ferromagnetic material sets the numeral of ferromagnetic material to be 0 or 9.
In other embodiment, it is described be provided with the character wheel of ferromagnetic material each digit position be provided with it is ferromagnetic
Property material.
Further, the ferromagnetic material is optional iron material in iron, cobalt or nickel, practical application, so as to reduce dress
The production cost put.
The ferromagnetic material is to be embedded in the character wheel surface or protruded from the character wheel surface.
In summary, by adopting the above-described technical solution, the beneficial effects of the invention are as follows：
By setting ferromagnetic material at least one character wheel in character wheel group, sensed by magnetic induction chip described ferromagnetic
Property substance change the magnetic field of U-shaped magnetic patch counted, it is entirely avoided the character wheel counted using tongue tube, which is counted, to be filled
Installation process needs excessive manual intervention caused by putting, and easily occurs because the micro- leakage of tongue tube causes metering is inaccurate to ask
Topic.On the contrary, the technical scheme installation process provided using the present invention can realize a greater degree of automatic flow, while magnetic induction
Changes of magnetic field sensing of the chip to U-shaped magnetic patch is more stablized, accurately, adds the stability and useful life of counting device.
The ferromagnetic material installed on the other character wheel can select one kind in iron, cobalt or nickel as needed, actual to answer
Iron material is can select in, so as to reduce the production cost of device.
Brief description of the drawings
Fig. 1 is the structural representation of the embodiment of the present invention 1.
Fig. 2 is the expanded view in character wheel ring-shaped cylinder face in the embodiment of the present invention 2.
Fig. 3 is another embodiment of character wheel ring-shaped cylinder face expanded view of the present invention.
Marked in figure：1- character wheel groups, 11- carry gears, 12- is provided with the character wheel of ferromagnetic material, 121- ferromagnetism things
Matter, 21- magnetic patch, 22- magnetic induction chips, 3- circuit boards.
Embodiment
Below in conjunction with the accompanying drawings, the present invention is described in detail.
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that specific embodiment described herein is only to explain the present invention, not
For limiting the present invention.
Embodiment 1：The goal of the invention of the present invention is to overcome carries out installation process caused by character wheel is counted using tongue tube
Excessive manual intervention is needed, and the problem of micro- leakage causes to measure inaccurate easily occurs there is provided one kind using magnetic induction chip
Counted, so as to avoid that the character wheel counting device production process needs excessive manual intervention and to be not in that tongue tube is micro- let out
Dew causes to measure inaccurate magnetic induction character wheel counter：To achieve these goals, the technical solution adopted by the present invention is：
A kind of magnetic induction character wheel counter, as shown in figure 1, including,
Character wheel group 1, the character wheel group includes eight character wheels being coaxially disposed, the circumferential edges of a side of the character wheel
On be evenly equipped with a circle stepping dash forward tooth, opposite side circumferential edges provided with carry dash forward tooth；Pass through carry gear 11 between adjacent character wheel
Connection；Include a character wheel 12 for being provided with ferromagnetic material 121 in the character wheel group 1；Ferromagnetism described in the present embodiment
Material 121 is iron block, position of the iron block on the character wheel 12 where any one numeral（Position or number such as numeral 0
The position of word 9）.
Magnetic induction unit, and the position of character wheel 12 for being provided with iron block is corresponding is arranged on circuit board 3, including one
U-shaped magnetic patch 21 and a magnetic induction chip 22 being arranged in the magnetic patch 21U type recesses（Chip is used in the present embodiment
MMG845DG）；
The magnetic field of magnetic patch 21 is caused to become when the iron block 121 rotated with character wheel 12 is close to magnetic patch 21 corresponding to it
Change, the magnetic induction chip 22 is used to sense the changes of magnetic field and exports count pulse to the circuit board 3.
In the present embodiment, the every revolution of character wheel 12 for being provided with iron block 121（I.e. described iron block 121 is close to the magnetic
Block 21 is once）Once counted.Rotation situation is also driven carry to adjacent gear by it by shown carry gear 11 simultaneously,
Carry transmission is similarly carried out by shown peri position gear 11 between each gear, to facilitate user directly right using naked eyes mode
Character wheel carries out reading.
It should be noted that receiving the data processing module of count pulse（It can be integrated on a circuit board）To count pulse
It is general knowledge known in this field to be handled and be delivered to display unit to carry out display, and those skilled in the art can receive meter
On the premise of rapid pulse is rushed, there are a variety of usual ways to realize above-mentioned functions, the present invention is without the tool for specifically disclosing data processing module
Body structure and processing method to the count pulse are not construed as insufficient disclosure.
In addition, setting ferromagnetic material on the character wheel 12（It is iron block in the present embodiment, but all can cause magnetic patch magnetic
The effect similar to iron block, such as iron film, cobalt block, cobalt film, nickel block, nickel film or magnet steel can be achieved in the ferromagnetic material of field change
Deng）；Simultaneously because the every revolution of character wheel 4 is once counted in the present embodiment, therefore the iron block 41 allows to be arranged on arbitrarily
Digit position, it does not interfere with actual measurement.Numeral on actually described character wheel is only for convenience of eye-observation, and whether it marks
Have no effect on the tally function of the magnetic induction character wheel counter.Therefore it ought be set ring-shaped cylinder face optional position only on character wheel 4
A ferromagnetic material is equipped with, and is not provided with any display numeral, it is considered that belongs to the scope of the present invention.
Embodiment 2：As different from Example 1, as shown in Fig. 2 in the present embodiment, being provided with the character wheel of ferromagnetic material
The position of each numeral is provided with iron block 121 on 12.
In use, with the rotation of the character wheel 12 for being provided with iron block 121, whenever having an iron block 121 close to magnetic patch
When 21（When i.e. one numeral goes to 21 lower section of magnetic patch）, the magnetic field of the magnetic patch 21 changes, the magnetic induction chip
22 sense the changes of magnetic field after export count pulse.
It should be noted that the shape of the iron block 121 is not limited to such as the circle in Fig. 1 or Fig. 2, and can be any
Shape, bar shaped as shown in Figure 3.In addition, the iron block can be to be embedded in the surface of the character wheel 12, or from the character wheel
12 surface protrusion.
Embodiment 3：As different from Example 1, all character wheels are to be provided with iron to the present embodiment in the character wheel group 1
The character wheel 12 of block 121, and each character wheel 12 of iron block 121 that is provided with corresponds to a magnetic induction unit.In the present embodiment, each
Magnetic barrier sheet is provided between the character wheel 12 for being provided with iron block 121 to prevent that magnetic disturbance occurs between character wheel and character wheel.
It should be noted that being coaxially connected between each character wheel in heretofore described character wheel group 1, i.e., each character wheel is
Around the rotation of same axle, as long as therefore after the axle is fixed in a support or framework, the circuit of magnetic induction unit will be provided with
Plate is placed on relevant position and can be achieved, and those skilled in the art, can milli after the content of the invention provided and accompanying drawing is seen
The technical program is realized without doubt, this patent insufficient disclosure should not be thought because not mentioning framework or support in patent.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
Any modifications, equivalent substitutions and improvements made within refreshing and principle etc., should be included in the scope of the protection.
Claims (8)
1. a kind of magnetic induction character wheel counter, it is characterised in that include,
Character wheel group, the character wheel group includes more than two character wheels being coaxially disposed, the circumferential edge of a side of the character wheel
The prominent tooth of a circle stepping is evenly equipped with edge, opposite side circumferential edges are provided with the prominent tooth of carry；Pass through carry gear between adjacent character wheel
Connection；The character wheel of ferromagnetic material is provided with the character wheel group comprising at least one；The ferromagnetic material is arranged on described
Position on character wheel where at least one numeral；
Magnetic induction unit, corresponds and sets on circuit boards with the character wheel for being provided with ferromagnetic material, including one U-shaped
Magnetic patch and a magnetic induction chip being arranged in the U-shaped recess of the magnetic patch；
Cause the magnetic patch changes of magnetic field, the magnetic when ferromagnetic material rotated with character wheel is close to magnetic patch corresponding to it
Induction chip is used to sense the changes of magnetic field and exports count pulse to the circuit board.
2. magnetic induction character wheel counter according to claim 1, it is characterised in that the character wheel group is provided with comprising one
The character wheel of ferromagnetic material.
3. magnetic induction character wheel counter according to claim 1, it is characterised in that all character wheels of the character wheel group are
The character wheel of ferromagnetic material is provided with, magnetic barrier sheet is provided between the character wheel and character wheel.
4. magnetic induction character wheel counter according to claim 1, it is characterised in that the word for being provided with ferromagnetic material
In ten numerals on wheel, only one digit position is provided with ferromagnetic material.
5. magnetic induction character wheel counter according to claim 4, it is characterised in that the word for being provided with ferromagnetic material
The numeral that ferromagnetic material is set on wheel is 0 or 9.
6. magnetic induction character wheel counter according to claim 1, it is characterised in that the word for being provided with ferromagnetic material
Each digit position is provided with ferromagnetic material on wheel.
7. magnetic induction character wheel counter according to claim 1, it is characterised in that the ferromagnetic material be iron, cobalt or
Nickel.
8. magnetic induction character wheel counter according to claim 1, it is characterised in that the ferromagnetic material is is embedded in
State in character wheel surface or protruded from the character wheel surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510356572.8A CN104915712B (en) | 2015-06-25 | 2015-06-25 | A kind of magnetic induction character wheel counter |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510356572.8A CN104915712B (en) | 2015-06-25 | 2015-06-25 | A kind of magnetic induction character wheel counter |
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| CN104915712A CN104915712A (en) | 2015-09-16 |
| CN104915712B true CN104915712B (en) | 2017-10-10 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108460450A (en) * | 2018-02-26 | 2018-08-28 | 青岛迈金智能科技有限公司 | A kind of meter circle method based on geomagnetic sensor |
Citations (4)
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|---|---|---|---|---|
| CN102628703A (en) * | 2012-03-01 | 2012-08-08 | 陈健 | Electronic direct reading counter of meter |
| CN103824112A (en) * | 2013-09-03 | 2014-05-28 | 韦淑沛 | Electromagnetic induction linear reading device for mechanical counter |
| CN104296820A (en) * | 2014-09-16 | 2015-01-21 | 金卡高科技股份有限公司 | Sampling and counting mechanism for diaphragm gas meter |
| CN204695374U (en) * | 2015-06-25 | 2015-10-07 | 成都千嘉科技有限公司 | A kind of magnetic induction character wheel counter |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050168090A1 (en) * | 2004-02-02 | 2005-08-04 | Gould Len C. | High power two speed electric motor |
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2015
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102628703A (en) * | 2012-03-01 | 2012-08-08 | 陈健 | Electronic direct reading counter of meter |
| CN103824112A (en) * | 2013-09-03 | 2014-05-28 | 韦淑沛 | Electromagnetic induction linear reading device for mechanical counter |
| CN104296820A (en) * | 2014-09-16 | 2015-01-21 | 金卡高科技股份有限公司 | Sampling and counting mechanism for diaphragm gas meter |
| CN204695374U (en) * | 2015-06-25 | 2015-10-07 | 成都千嘉科技有限公司 | A kind of magnetic induction character wheel counter |
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| CN104915712A (en) | 2015-09-16 |
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Address after: No. 536, Section 1, airport 1st Road, Shuangliu Southwest Airport, Chengdu, Sichuan 610211 Patentee after: Chengdu Qianjia Technology Co.,Ltd. Address before: No. 536, Section 1, airport 1st Road, Shuangliu Southwest Airport, Chengdu, Sichuan 610211 Patentee before: Chengdu Qianjia Technology Co.,Ltd. |
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