CN202762200U - Effectiveness monitoring device for filter element of water purifier - Google Patents
Effectiveness monitoring device for filter element of water purifier Download PDFInfo
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- CN202762200U CN202762200U CN 201220361030 CN201220361030U CN202762200U CN 202762200 U CN202762200 U CN 202762200U CN 201220361030 CN201220361030 CN 201220361030 CN 201220361030 U CN201220361030 U CN 201220361030U CN 202762200 U CN202762200 U CN 202762200U
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Abstract
The utility model discloses an effectiveness monitoring device for a filter element of a water purifier. The aging monitoring device comprises a casing. A water cavity, a transmission mechanism and a counting mechanism are arranged on the casing, an impeller is mounted in the water cavity, the impeller drives the transmission mechanism, and the transmission mechanism further drives the counting mechanism to count. The aging monitoring device is characterized in that the counting mechanism comprises multiple groups of print wheels, reading numbers on the print wheels are reversely maximum to close to zero, then automatically return to the original maximum, and cycles like this. The aging monitoring device has the advantages that the device is mechanical and accurate in calculation, a user can be visually and conveniently reminded to change the filter element when the reading number is close to zero (such as 200L is remained) due to the fact that the reading number is from the maximum to zero, and after the reading number reaches zero, the reading number automatically returns to the maximum, and accordingly the aging monitoring device is quite convenient.
Description
Technical field
The utility model relates to the water purifier apparatus field, relates to particularly a kind of filter element of water purifier timeliness monitoring device.
Background technology
Water is the indispensable natural resources of human development, is material base human and that all things is depended on for existence.The world today, water resource is not enough and pollute the water source crisis that consists of has become any country in the main restricting factor of policy, economy and the technical challenge that faces and socio-economic development.In the situation that water resource lacks day by day, the reality of water resource pollution makes again people increase a worry.Because various complicated factors cause many water bodys seriously to be polluted, and also exist the secondary pollution of water in the water supply process.Therefore, the World Health Organization advocates the use terminal water purifier energetically, solves current water pollution.
Filter core long meeting service time of household water filter makes the filter effect variation, and is unhealthful.Therefore, disclose a kind of water purifier among the CN92215080 and added up to work timer, it converts net water flux to the timing accumulative total.Because the flow velocity of different time is different, the water yield converts and has error, and error in time prolongation and increase.
The metering of water meter is very accurate, in theory, a water meter is installed is measured the most accurately.Yet, in fact, because the metered amount of water meter is very large, generally can arrive thousands of tons of, and the filter core of water purifier is generally several tons, therefore, if water meter is installed, it is difficult to play timely reminding effect.In addition, more after the renew cartridge, owing to each error that has, after the replacing several times, whether error accumulation just is difficult to will change according to the reading intuitive judgment.For example, be the filter core of 5000L a service life, if change after 4500, changes behind the next 6000L, just is difficult to next time so judge according to reading again.
Therefore, begin to occur special flow gauge for water purifier on the market.
Existing water purifier flow gauge has mechanical flow gauge and Electromagnetic Flow meter etc.Wherein, present mechanical meters measuring device, its principle is the timeliness life-span of simulating filter element of water purifier by the length in energy storage type spring control time, and flow of inlet water what show.It only is a kind of reference embodiment of flow, can't obtain accurately actual net water flux.Can not in time play reminding effect to the filter core of changing purifier.
The operation principle of Electromagnetic Flow meter is based on Faraday's electromagnetic induction law.In electromagnetic flowmeter, the conducting medium in the measuring tube is equivalent to the conducting metal bar in faraday's experiment, and two of two ends solenoids produce the stationary magnetic field up and down.When having conducting medium to flow through, then can produce induced voltage.The induced voltage that two electrode measurements of pipe interior produce.The Electromagnetic Flow meter in use need make electricity consumption.Pressure by current comes the test water flow to have 10% error, and in a single day has a power failure, and the situation of data skip can occur.For pure water, because the conductance of pure water is excessively low, the drawback of accurate flow can appear effectively recording.Can not in time play reminding effect to renew cartridge more.
Thereby all there is inconvenience in present water purifier flow gauge.
The utility model content
The purpose of this utility model is to provide a kind of filter element of water purifier timeliness monitoring device, to solve the above-mentioned problems in the prior art.Filter element of water purifier timeliness monitoring device accurate measurement the same as water meter in the utility model can intuitively be reminded the water inlet filter element life again.
The technical scheme that the utility model provides is as follows:
A kind of filter element of water purifier timeliness monitoring device comprises a housing, is provided with one in the housing and crosses water cavity, a transmission mechanism and a counting mechanism, wherein be somebody's turn to do an impeller is housed in the water cavity, this impeller drives this transmission mechanism, and this transmission mechanism drives this counting mechanism again, wherein
Described counting mechanism comprises many group character wheels, the initial reading of described character wheel group is the maximum filtering quantity of filter core, during current stream process water cavity, this impeller drives this transmission mechanism, this transmission mechanism drives this counting mechanism again, the character wheel group of this counting mechanism is namely driven successively, and the character wheel reading by initial maximum filtering quantity from greatly to little minimizing; The character wheel group number-reading reduces to after zero, and such as the current process, character wheel is transmitted mechanism and drives, and again gets back to original full-scale reading, so circulation.
Adjust the displayable maximum numerical value that shows of that group character wheel of maximum raise-position by the carry exodontia quantity and spacing that changes on the maximum raise-position character wheel, the character wheel in the kilolitre that is inverted simultaneously position, hectolitre position, decaliter position and the individual raise-position shows numerical value.
Described counter comprises many group character wheels, and the place, axle center of these character wheel groups is passed respectively by same print wheel shaft, and the right side of each character wheel is provided with the exodontia of giving up the throne, and the left side is provided with the carry exodontia; Wherein, the exodontia of the carry of each character wheel is two, forms a carry groove between these two carry exodontias; Top between per two character wheels is provided with a ratchet, and the place, axle center of all ratchets is passed respectively by same ratchet shaft.
Relative position between print wheel shaft and the ratchet shaft maintains static, and transmission mechanism drives first character wheel of right side and rotates; First ratchet of carry exodontia drive by first character wheel left surface after rotation one is enclosed rotates, and then this ratchet drive second character wheel rotation once, and remaining character wheel by that analogy.
In preferred embodiment of the present utility model, described character wheel is provided with the 4-6 group, and through out-of-date, the numeral of every group of character wheel is successively by large past little giving up the throne at current.
In preferred embodiment of the present utility model, described character wheel is provided with 4 groups, from left to right represents respectively kilolitre, hectolitre, decaliter and liter.The group number of the utility model character wheel is to set according to the maximum filtering quantity of filter core, and filter element life in the market is generally between 3000L-10000L, thereby 4 groups of character wheels are set can satisfy the demand.Longer such as filter element life, more groups character wheel also can be set.
In preferred embodiment of the present utility model, the maximum filtering volume of filter core is 5000L, and the character wheel numerical value on the character wheel of kilolitre position shows that by the order of two groups of 4-0 numerical value forms; The kilolitre position exodontia number of giving up the throne is 20, with carry on previous stage character wheel exodontia (2) ratio be 10:1, the 4th kilolitre position character wheel is 5 systems of giving up the throne; Be that kilolitre position character wheel rotates 5 (by 4-0), progressively circulation is given up the throne until after the character wheel reading became 0000, last character wheel number moved back 1, repeats to the demonstration numerical value of second group of 4-0, and it is 4999 liters that character wheel is got back to again initial reading, so goes round and begins again.
In preferred embodiment of the present utility model, the maximum filtering volume of filter core is 4000L, and the character wheel numerical value on the character wheel of kilolitre position shows that by the order of two groups of 3-0 numerical value forms, and divides equally simultaneously the elongation printing type face, guarantees consistent with rear three character wheel location of reading levels.The kilolitre position exodontia number of giving up the throne is 16, with carry on previous stage character wheel exodontia (2) ratio be 8:1, the 4th kilolitre position character wheel is 4 systems of giving up the throne.Be that kilolitre position character wheel rotates 4 (by 3-0), progressively circulation is given up the throne until after the character wheel reading became 0000, last character wheel number moved back 1, repeats to the demonstration numerical value of second group of 3-0, and it is 4999 liters that character wheel is got back to again initial reading, so goes round and begins again.
In preferred embodiment of the present utility model, the maximum filtering volume of filter core is 6000L: the character wheel numerical value on the character wheel of kilolitre position shows that by the order of one group of 5-0 numerical value forms, and divides equally simultaneously the elongation printing type face, guarantees consistent with rear three character wheel location of reading levels.The kilolitre position give up the throne the exodontia number be 12, with carry on previous stage character wheel exodontia (2) ratio be 6:1, be that kilolitre position character wheel rotates 6, progressively circulation is given up the throne until after the character wheel reading becomes 0000, last character wheel number moves back 1, repeat to the demonstration numerical value of second group of 4-0, it is 5999 liters that character wheel is got back to again initial reading, so goes round and begins again.
In preferred embodiment of the present utility model, the maximum filtering volume of filter core is 8000L: the character wheel numerical value on the character wheel of kilolitre position shows that by the order of one group of 7-0 numerical value forms, and divides equally simultaneously the elongation printing type face, guarantees consistent with rear three character wheel location of reading levels.The kilolitre position exodontia number of giving up the throne is 16, with carry on previous stage character wheel exodontia (2) ratio be 8:1, the 4th kilolitre position character wheel is 8 systems of giving up the throne.Be that kilolitre position character wheel rotates 8 (by 7-0), progressively circulation is given up the throne until after the character wheel reading became 0000, last character wheel number moved back 1, repeats to the demonstration numerical value of second group of 3-0, and it is 7999 liters that character wheel is got back to again initial reading, so goes round and begins again.
Seen from the above description, the utility model filter element of water purifier timeliness monitoring device, it has following advantage:
1, is mechanical type, accurate measurement;
2, the utility model is the detection table to be set in life-span (but maximum filtration yield) according to different water purification catridges detect value, the water yield according to the detection table of flowing through, character wheel shows that numerical value successively decreases from large to small successively, informs that with intuitionistic form user's water purification catridge remains effective use amount.Because reading is by maximum number to 0, intuitive and convenient ground reminding user is near 0 o'clock (when for example remaining 200L) renew cartridge more;
3, behind the reading to 0, if any the current process, the character wheel group number-reading automatically reverts to again high scale, need not operation bidirectional, and is very convenient;
4, because reading circulates, can be repeatedly used, and accurately remind.
Description of drawings
Fig. 1 is the cross-sectional view of the utility model filter element of water purifier timeliness monitoring device;
Fig. 2 is the structural representation of the utility model character wheel group;
Fig. 3 is the cutaway view of A-A direction among Fig. 2;
Fig. 4 is the principle schematic of character wheel group.
Among the figure
The 1-panel
2-counter protective cover
The 3-counter
31-character wheel 31-1 exodontia
The 32-ratchet
The 33-ratchet shaft
The 34-print wheel shaft
4-O shape sealing ring
The antimagnetic steel ring of 5-
The 6-pilfer band
7-flow mechanism
The specific embodiment
Referring to Fig. 1, filter element of water purifier timeliness monitoring device of the present utility model comprises panel 1, counter protective cover 2, counter 3, sealing ring 4, antimagnetic steel ring 5, pilfer band 6 and flow mechanism.Wherein, this flow mechanism is located at the bottom, and counter protective cover 2 is cylindrical shape, and counter 3 is located at counter protective cover 2 inside, and panel 1 is transparence, is covered on the top of counter protective cover 2.
The basic functional principle of the utility model monitoring device is: current from water inlet pipe 71 enter, outlet pipe 72 flows out.Cross and be provided with runner 74 in the water cavity 73, current drive runner 74 rotations, and runner 74 drives a transmission mechanism (this part is not shown in the figures for prior art, for example, can adopt the transmission mechanism in the conventional water meter) again, and this transmission mechanism drives counter 3 runnings again.
Referring to Fig. 2 to Fig. 4, this counter comprises many group character wheels 31, and the place, axle center of these character wheel groups is passed respectively by same print wheel shaft 34, and wherein, character wheel from right to left represents liter successively, decaliter, hectolitre, kilolitre etc.Wherein, the right side of each character wheel 31 is provided with the exodontia 31-1 that gives up the throne, and the left side is provided with carry exodontia 31-2.Wherein, the carry of each character wheel 31 exodontia 31-2 is two, forms a carry groove 31-3 between these two carry exodontia 31-2; And in the exodontia of giving up the throne, the changing on the primary character wheel 31 in the left side, the exodontia of giving up the throne of all the other character wheels all is 20.Top between per two character wheels 31 is provided with a ratchet 32, and the place, axle center of all ratchets 32 is passed respectively by same ratchet shaft 33.Hook tooth 32-1 on the ratchet 32 just with carry or the pitch match between having tooth pulled out of giving up the throne so that the rotation of ratchet can drive the rotation of exodontia.
Wherein, relative position between print wheel shaft 34 and the ratchet shaft 33 maintains static, it is the raise-position character wheel that transmission mechanism drives right side first character wheel 31() rotate, the rear carry exodontia 31-2 by left surface of rotation one circle drives first ratchet 32 and rotates, and then this ratchet 32 drives second character wheels (decaliter position) rotation once.The second character wheel rotates after the circle, drives second ratchet again and rotates.By that analogy.
The common life-span of the filter core of Domestic water purifying water filter is between the 5000L-10000L, uses the different life-spans of water purification catridge according to the user, is arranged at the demonstration numerical value of its maximum life equivalence, with the punctual renew cartridge more of reminding user, guarantees the use effect of filter core.And the character wheel reading constantly circulates from the maximum to the least count, need not additionally to arrange.
Operation principle is, adjust the displayable maximum numerical value that shows in kilolitre position by the carry exodontia quantity and spacing that changes on the character wheel of kilolitre position, character wheel in the kilolitre that is inverted simultaneously position, hectolitre position, decaliter position and the individual raise-position shows numerical value, can make the user directly observe the residual life of filter core, and in time change.As follows in detail:
Embodiment 15000L and following filter core
5000L: the signal (4999L) of giving up the throne of kilolitre wheel character wheel, the character wheel numerical value on the character wheel of kilolitre position is comprised of the order demonstration numerical value of two groups of 4-0.The kilolitre position exodontia number of giving up the throne is 20, with carry exodontia ratio on the previous stage character wheel be 10:1, kilolitre position character wheel is 5 systems of giving up the throne.Be that kilolitre position character wheel rotates 5 (by 4-0), progressively circulation is given up the throne until after the character wheel reading became 0000, last character wheel number moved back 1, repeats to the demonstration numerical value of second group of 4-0, and it is 4999 liters that character wheel is got back to again initial reading, so goes round and begins again.Specific as follows:
1, totally 4 work character wheels maximum show that numerical value is 4999 liters, show to be followed successively by from left to right kilolitre, hectolitre, decaliter and liter.
2, character wheel work is progressively given up the throne until after the character wheel reading becomes 0000 liter, again be shown as 4999 liters of maximums from maximum 4999 liters, and the character wheel reading begins again to circulate.
3, the carry principle is that 4 character wheels have 3 ratchets of giving up the throne, and when the rightmost character wheel rotated a circle position, the ratchet of giving up the throne drove second character wheel rotation and gives up the throne, and ratchet is given up the throne successively according to the rotation of front character wheel from right to left.Wherein hectolitre, decaliter, to rise character wheel be 10 systems of giving up the throne, the kilolitre character wheel is 5 systems of giving up the throne.
4, the character wheel numerical value on the while kilolitre character wheel is the order demonstration numerical value composition of two groups of 4-0.Numerical value on the character wheel of hectolitre, decaliter, liter is 0-9, but the digital direction on the character wheel changes, and is put upside down by original 0-9 to be 9-0, the initial reading of character wheel is 4999 liters like this, after the water yield is covered 4999 liters, 4 character wheels will all can be shown as zero, so go round and begin again.
4000L: the signal (3999L) of giving up the throne of kilolitre character wheel, the character wheel numerical value on the character wheel of kilolitre position shows that by the order of two groups of 3-0 numerical value forms, and divides equally simultaneously the elongation printing type face, guarantees consistent with rear three character wheel location of reading levels.The kilolitre position exodontia number of giving up the throne is 16, with carry exodontia ratio on the previous stage character wheel be 8:1, the 4th kilolitre position character wheel is 4 systems of giving up the throne.Be that kilolitre position character wheel rotates 4 (by 3-0), progressively circulation is given up the throne until after the character wheel reading became 0000, last character wheel number moved back 1, repeats to the demonstration numerical value of second group of 3-0, and it is 4999 liters that character wheel is got back to again initial reading, so goes round and begins again.
Other following character wheel position of 5000L and 5000L can be by that analogy.
6000L: the signal (5999L) of giving up the throne of kilolitre wheel character wheel, the character wheel numerical value on the character wheel of kilolitre position is comprised of the order demonstration numerical value of one group of 5-0, divides equally simultaneously the elongation printing type face, guarantees consistent with rear three character wheel location of reading levels.The kilolitre position give up the throne the exodontia number be 12, with the carry exodontia ratio on the previous stage character wheel be 6:1, be that kilolitre position character wheel rotates 6 (by 5-0), progressively circulation is given up the throne until after the character wheel reading becomes 0000, last character wheel number moves back 1, repeat to the demonstration numerical value of second group of 4-0, it is 5999 liters that character wheel is got back to again initial reading, so goes round and begins again.
8000L: the signal (7999L) of giving up the throne of kilolitre character wheel, the character wheel numerical value on the character wheel of kilolitre position shows that by the order of one group of 7-0 numerical value forms, and divides equally simultaneously the elongation printing type face, guarantees consistent with rear three character wheel location of reading levels.The kilolitre position exodontia number of giving up the throne is 16, with carry exodontia ratio on the previous stage character wheel be 8:1, the 4th kilolitre position character wheel is 8 systems of giving up the throne.Be that kilolitre position character wheel rotates 8 (by 7-0), progressively circulation is given up the throne until after the character wheel reading became 0000, last character wheel number moved back 1, repeats to the demonstration numerical value of second group of 7-0, and it is 7999 liters that character wheel is got back to again initial reading, so goes round and begins again.
Other above character wheel position of 5000L can be by that analogy.
Increase give up the throne ratchet and the character wheel of one ten thousand liters (L) in kilolitre (L) left side, in order to set the maximum in water purification catridge life-span, all the other operation principles are with embodiment 1 and 2.
Above-mentioned only is specific embodiment of the utility model, but design concept of the present utility model is not limited to this, allly utilizes this design that the utility model is carried out the change of unsubstantiality, all should belong to the behavior of invading the utility model protection domain.
Claims (10)
1. a filter element of water purifier timeliness monitoring device comprises a housing, is provided with one in the housing and crosses water cavity, a transmission mechanism and a counting mechanism, wherein be somebody's turn to do an impeller was housed in the water cavity, this impeller drives this transmission mechanism, and this transmission mechanism drives this counting mechanism again, it is characterized in that:
Described counting mechanism comprises many group character wheels, the initial reading of described character wheel group is the maximum filtering quantity of filter core, when current are flowed through water cavity, this impeller drives this transmission mechanism, this transmission mechanism drives this counting mechanism again, the character wheel group of this counting mechanism is namely driven successively, and the character wheel reading by initial maximum filtering quantity from greatly to little minimizing; The character wheel group number-reading reduces to after zero, and character wheel is transmitted mechanism and drives, and automatically gets back to original full-scale reading, so circulation.
2. a kind of filter element of water purifier timeliness monitoring device as claimed in claim 1, it is characterized in that: adjust the displayable maximum numerical value that shows of that group character wheel of maximum raise-position by the carry exodontia quantity and spacing that changes on the maximum raise-position character wheel, the character wheel in the kilolitre that is inverted simultaneously position, hectolitre position, decaliter position and the individual raise-position shows numerical value.
3. a kind of filter element of water purifier timeliness monitoring device as claimed in claim 1 is characterized in that: described character wheel is provided with the 4-6 group, at current through out-of-date, the numeral of every group of character wheel successively by large toward little giving up the throne.
4. a kind of filter element of water purifier timeliness monitoring device as claimed in claim 2, it is characterized in that: described character wheel group is provided with 4 groups, and from left to right every group of character wheel represents respectively kilolitre, hectolitre, decaliter and liter.
5. a kind of filter element of water purifier timeliness monitoring device as claimed in claim 1, it is characterized in that: described counter comprises many group character wheels, the place, axle center of these character wheel groups is passed respectively by same print wheel shaft, and the right side of each character wheel is provided with the exodontia of giving up the throne, and the left side is provided with the carry exodontia; Wherein, the exodontia of the carry of each character wheel is two, forms a carry groove between these two carry exodontias; Top between per two character wheels is provided with a ratchet, and the place, axle center of all ratchets is passed respectively by same ratchet shaft.
6. a kind of filter element of water purifier timeliness monitoring device as claimed in claim 5, it is characterized in that: the relative position between print wheel shaft and the ratchet shaft maintains static, and transmission mechanism drives first character wheel of right side and rotates; First ratchet of carry exodontia drive by first character wheel left surface after rotation one is enclosed rotates, and then this ratchet drive second character wheel rotation once, and remaining character wheel by that analogy.
7. a kind of filter element of water purifier timeliness monitoring device as claimed in claim 1, it is characterized in that: the maximum filtering volume of filter core is 5000L, the character wheel numerical value on the character wheel of kilolitre position shows that by the order of two groups of 4-0 numerical value forms; The kilolitre position exodontia number of giving up the throne is 20, with ratio on the previous stage character wheel be 10:1, the 4th kilolitre position character wheel is 5 systems of giving up the throne; Be that kilolitre position character wheel rotates 5, progressively circulation is given up the throne until after the character wheel reading became 0000, last character wheel number moved back 1, repeats to the demonstration numerical value of second group of 4-0, and it is 4999 liters that character wheel is got back to again initial reading, so goes round and begins again.
8. a kind of filter element of water purifier timeliness monitoring device as claimed in claim 1, it is characterized in that: the maximum filtering volume of filter core is 4000L, character wheel numerical value on the character wheel of kilolitre position shows that by the order of two groups of 3-0 numerical value forms, divide equally simultaneously the elongation printing type face, guarantee consistent with rear three character wheel location of reading levels; The kilolitre position give up the throne the exodontia number be 16, with the ratio on the previous stage character wheel be 8:1, the 4th kilolitre position character wheel is 4 systems of giving up the throne, be that kilolitre position character wheel rotates 4, progressively circulation is given up the throne until after the character wheel reading became 0000, last character wheel number moved back 1, repeats to the demonstration numerical value of second group of 3-0, it is 4999 liters that character wheel is got back to again initial reading, so goes round and begins again.
9. a kind of filter element of water purifier timeliness monitoring device as claimed in claim 1, it is characterized in that: the maximum filtering volume of filter core is 6000L: the character wheel numerical value on the character wheel of kilolitre position shows that by the order of one group of 5-0 numerical value forms, divide equally simultaneously the elongation printing type face, guarantee consistent with rear three character wheel location of reading levels; The kilolitre position give up the throne the exodontia number be 12, with the carry exodontia ratio on the previous stage character wheel be 6:1, be that kilolitre position character wheel rotates 6, progressively circulation is given up the throne until after the character wheel reading becomes 0000, last character wheel number moves back 1, repeat to the demonstration numerical value of second group of 5-0, it is 5999 liters that character wheel is got back to again initial reading, so goes round and begins again.
10. a kind of filter element of water purifier timeliness monitoring device as claimed in claim 1, it is characterized in that: the maximum filtering volume of filter core is 8000L: the character wheel numerical value on the character wheel of kilolitre position shows that by the order of one group of 7-0 numerical value forms, divide equally simultaneously the elongation printing type face, guarantee consistent with rear three character wheel location of reading levels; The kilolitre position give up the throne the exodontia number be 16, with the ratio on the previous stage character wheel be 8:1, the 4th kilolitre position character wheel is 8 systems of giving up the throne, be that kilolitre position character wheel rotates 8, progressively circulation is given up the throne until after the character wheel reading became 0000, last character wheel number moved back 1, repeats to the demonstration numerical value of second group of 7-0, it is 7999 liters that character wheel is got back to again initial reading, so goes round and begins again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220361030 CN202762200U (en) | 2012-07-24 | 2012-07-24 | Effectiveness monitoring device for filter element of water purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220361030 CN202762200U (en) | 2012-07-24 | 2012-07-24 | Effectiveness monitoring device for filter element of water purifier |
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| Publication Number | Publication Date |
|---|---|
| CN202762200U true CN202762200U (en) | 2013-03-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220361030 Expired - Fee Related CN202762200U (en) | 2012-07-24 | 2012-07-24 | Effectiveness monitoring device for filter element of water purifier |
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| Country | Link |
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| CN (1) | CN202762200U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103263803A (en) * | 2012-07-24 | 2013-08-28 | 蔡思伟 | Effectiveness monitoring device for filter element of water purifier |
| CN113324595A (en) * | 2019-01-14 | 2021-08-31 | 深圳市千宝通通科技有限公司 | Dry-type smart meter of integral type |
-
2012
- 2012-07-24 CN CN 201220361030 patent/CN202762200U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103263803A (en) * | 2012-07-24 | 2013-08-28 | 蔡思伟 | Effectiveness monitoring device for filter element of water purifier |
| CN113324595A (en) * | 2019-01-14 | 2021-08-31 | 深圳市千宝通通科技有限公司 | Dry-type smart meter of integral type |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130306 Termination date: 20150724 |
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| EXPY | Termination of patent right or utility model |