CN102912839B - Deodorization closestool - Google Patents
Deodorization closestool Download PDFInfo
- Publication number
- CN102912839B CN102912839B CN201210270207.1A CN201210270207A CN102912839B CN 102912839 B CN102912839 B CN 102912839B CN 201210270207 A CN201210270207 A CN 201210270207A CN 102912839 B CN102912839 B CN 102912839B
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- China
- Prior art keywords
- air exhauster
- air
- toilet
- water
- pipe
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000004332 deodorization Methods 0.000 title abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 102
- 239000010865 sewage Substances 0.000 claims abstract description 19
- 230000009977 dual effect Effects 0.000 claims description 19
- 230000006872 improvement Effects 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 5
- 239000002699 waste material Substances 0.000 claims description 5
- 239000004568 cement Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 10
- 230000007613 environmental effect Effects 0.000 abstract description 4
- 239000007789 gas Substances 0.000 description 16
- 230000001877 deodorizing effect Effects 0.000 description 4
- 239000003814 drug Substances 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000003608 fece Anatomy 0.000 description 1
- 239000000796 flavoring agent Substances 0.000 description 1
- 235000019634 flavors Nutrition 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004630 mental health Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
Landscapes
- Bidet-Like Cleaning Device And Other Flush Toilet Accessories (AREA)
- Sanitary Device For Flush Toilet (AREA)
Abstract
The invention provides a deodorization closestool. The deodorization closestool comprises a closestool seat, a gas collecting channel, an exhaust fan and an exhausting channel, wherein the head end port of the gas collecting channel is connected with the closestool seat, and the tail end port of the gas collecting channel is connected with the exhaust fan; and the head end port of the exhausting channel is communicated with the exhaust fan, and the tail end port of the exhausting channel is arranged in a sewage draining part at the bottom of the closestool seat. The deodorization closestool is simple in structure, convenient to operate and low in cost, and has an efficient deodorization effect; and a customer does not need to buy a new closestool, and just needs to slightly improve the existing closestool, thereby achieving an economy effect. According to the invention, a pneumatic-electric double-control switch and the exhaust fan can be arranged according to the demands of a user; and compared with the conventional closestool which is additionally provided with a deodorization facility on a water tank, the deodorization closestool occupies a less space. The deodorization closestool can directly discharge odor to the sewage, thus having an environmental protection effect.
Description
Technical field
The present invention relates to consumer goods industries, particularly one arranges smelly toilet.
Background technology
At present, along with improving constantly of living standard, every household is all at use water closet.It brings easily simultaneously, also brings some drawbacks.Water closet is all mounted in indoor, and the space of toilet neither be too large, go to toilet, wash one's face and rinse one's mouth, take a shower and all carry out in toilet in major part family, human body self is easy to be subject to the harm of toxic gas from toilet and bacterium, drastically influence the physical and mental health of people.
The water closet great majority used at present do not have deodorization functions, even if there is deodorization functions, its price is also very expensive, and average family is difficult to consumption.Comprise medicine deodorizing apparatus in some deodorization closestool, be the reduction of the peculiar smell of toilet on the surface, but be still trapped in toilet by the gas that medicine decomposes, the effect of natural deodorizing is not very desirable.Some deodorization closestool, directly to outdoor discharge gas with foreign flavor, although facilitate self, pollutes environment, has run counter to the popular environmental protection concept advocated; And this type of deodorization closestool, its exhaust equipment is all arranged on toilet outside, causes the space of whole hold facility to become large.
Therefore, prior art also has defect, needs to be improved and develops.
Summary of the invention
In view of this, be necessary for above-mentioned problem, a kind of economy is provided, arrange the toilet that smelly effect is high, the volume that takes up room is little.
The invention provides following technical scheme for this reason:
The smelly toilet of a kind of row, comprises toilet seat, channel of gas collection, air exhauster, exhaust passage; The head end mouth of described channel of gas collection is connected with toilet seat, and end port is connected with air exhauster; The head end mouth of described exhaust passage is communicated with air exhauster, and end port is located at the waste removal position bottom toilet seat.
Further, described air exhauster comprises: air exhauster air inlet pipe, air exhauster main body, air exhauster escape pipe; Wherein, air exhauster air inlet pipe and air exhauster escape pipe are arranged in air exhauster main body.
Further, the head end mouth of described exhaust passage seals with the escape pipe of air exhauster and is communicated with.
Further, described row is smelly, and toilet also comprises: air water valve, Pneumoelectric dual control switch, air water valve is connected with Pneumoelectric dual control switch, Pneumoelectric dual control switch is connected with described air exhauster air inlet pipe, Pneumoelectric dual control switch between air water valve and air exhauster, in order to control the open and close of the connected sum air exhauster of gas.
Further, described channel of gas collection comprises: draft hood, exhaust tube, and wherein, one end of exhaust tube is connected with the upper end of draft hood, and the other end is connected with described air water valve; Described exhaust tube, air exhauster air inlet pipe, air exhauster escape pipe and exhaust passage form a gas passage jointly.
Further, described air water valve is the water intaking valve improved, and the water intaking valve of described improvement not only can intake but also have exhaust passage to be vented.
Further, described row is smelly, and toilet also comprises: water inlet pipe, rush cinclides, jet water spout, overflow pipe, float, rubber cushion and water tank, wherein, rushes the edge that cinclides is uniformly distributed in described toilet seat upper surface, and is connected with jet water spout; Communicate with bottom jet water spout bottom overflow pipe, float is arranged on air water valve, and jet water spout, overflow pipe and float are all positioned at water tank inside; Rubber cushion is arranged at the connecting portion of air water valve and water tank, is positioned at water tank, and in order to leak-stopping, described connecting portion is a through hole; Water inlet pipe is connected with air water valve.
Further, described draft hood, exhaust tube and air water valve are all positioned at water tank, and wherein, described overflow pipe is placed in draft hood, and described float is positioned at above air water valve, and air water valve is arranged on described rubber cushion; Described water inlet pipe, air exhauster and pneumoelectric double control switch are all positioned at water tank outside, and its relative space position is separated with toilet, and water inlet pipe is all connected with described through hole with pneumoelectric double control switch.
Further, the waste removal position of described toilet seat is sewage draining exit bottom toilet seat and sewer pipe, is provided with connector, in order to connect exhaust passage, sewage draining exit and sewer pipe between the sewage draining exit bottom described exhaust passage, toilet seat and sewer pipe; Sewage draining exit bottom described exhaust passage, toilet seat, sewer pipe are communicated with connector sealing.
Further, described sealing connectivity part all adopts rubber cement to seal it.
Open Pneumoelectric dual control switch, air exhauster air inlet pipe and the conducting of air exhauster escape pipe, air exhauster is started working, first foul smell in toilet seat enters and rushes cinclides, enter bottom overflow pipe via rushing cinclides, exhaust tube is entered via overflow pipe, because overflow pipe is enclosed in draft hood, so foul smell all can be drawn into exhaust tube, via exhaust tube, enter air water valve, enter air exhauster air inlet pipe again, thus enter air exhauster, arrive air exhauster escape pipe, air exhauster escape pipe is connected with the rear port of the flat pipeline be positioned at bottom toilet seat again, foul smell enters flat pipeline, the front port of flat pipeline is connected with flange, flange is connected with sewer pipe and toilet bowl sewage draining mouth again, foul smell enters flange via flat pipeline, final arrival sewer pipe is discharged into sewer pipe together with the dirt in toilet seat.
Structure of the present invention is simple, and it is convenient to implement, and cheap, but have efficient deodorization functions, consumer does not need to buy a brand-new toilet in addition, only slightly need make improvements on existing toilet, serve the effect of economy.Involved in the present invention to Pneumoelectric dual control switch and the position of air exhauster arbitrarily can lay with people's wish, relative to the existing toilet increasing the smelly facility of row at water tank upper, shared space is less.Foul smell directly discharged to sewer, is had effect of environmental protection by the present invention.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is toilet embodiment generalized section provided by the invention.
Fig. 2 is the deodorizing machine structure schematic diagram involved by toilet embodiment provided by the invention.
Drawing reference numeral explanation
1, toilet seat 2, water tank 3, flange
4, flat pipeline 5, jet water spout 6, overflow pipe
7, draft hood 8, Pneumoelectric dual control switch 9, float
10, rubber cement 11, air exhauster main body 12, water inlet pipe
13, air water valve 14, rubber cushion 15, sewage draining exit
16, exhaust tube 17, rush cinclides 18, air exhauster escape pipe
19, sewer pipe 20, air exhauster air inlet pipe 21, water tank bottom plate.
Detailed description of the invention
For making the object of the embodiment of the present invention, technical scheme and advantage clearly, below in conjunction with the embodiment of the present invention and accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described.It should be noted that, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not paying the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described.
It should be noted that, in the present embodiment, exhaust passage between sewer pipe 19 and air exhauster escape pipe 18, can according to people need choose different pipelines or pipeline-shaped object, the present embodiment preferentially selects the object of flat pipeline 4 to be better coordinate the shape bottom toilet seat 1, make it facilitate when mounted, and install rear elegant in appearance.Air exhauster comprises: air exhauster air inlet pipe 20, air exhauster main body 11, air exhauster escape pipe 18; Wherein, air exhauster air inlet pipe 20 and air exhauster escape pipe 18 are arranged in air exhauster main body 11.Channel of gas collection comprises: draft hood 7, exhaust tube 16, and wherein, one end of exhaust tube 16 is connected with the upper end of draft hood 7, and the other end is connected with described air water valve 13; Described exhaust tube 7, air exhauster air inlet pipe 20, air exhauster escape pipe 18 and flat pipeline 4 form a gas passage jointly.The waste removal position of toilet seat 1 is sewage draining exit 15 bottom toilet seat 1 and sewer pipe 19, connector is provided with between sewage draining exit 15 bottom described flat pipeline 4, toilet seat 1 and sewer pipe 19, it should be noted that, the present embodiment preferentially selects flange 3 as connector, in order to connect flat pipeline 4, sewage draining exit 15 and sewer pipe 19; Sewage draining exit 15 bottom described flat pipeline 4, toilet seat 1, sewer pipe 19 are communicated with flange 3 sealing.
As shown in Figure 1, the toilet that the present embodiment provides, comprises toilet seat 1, flange 3, flat pipeline 4.Described flange 3 is located between sewage draining exit 15 bottom toilet seat 1 and sewer pipe 19, it should be noted that, flange 3 and being tightly connected between sewage draining exit 15 and sewer pipe 19, make this three form means of communication air tight, preferred rubber mud 10 couples of threes form means of communication and seal in the present embodiment.The end port of described flat pipeline 4 is communicated with flange 3; The concrete installation site of flat pipeline 4 can use needs according to individual, arbitrarily installs, and attractive in appearance for principle to facilitate, the present embodiment is preferably mounted at bottom toilet seat 1, so not only elegant in appearance in shape, and has saved space utilization rate.
As shown in Figure 2, the present embodiment also comprises draft hood 7, exhaust tube 16, air water valve 13, Pneumoelectric dual control switch 8, air exhauster air inlet pipe 20, air exhauster 11 and air exhauster escape pipe 18, one end of exhaust tube 16 is connected with the upper end of draft hood 7, and the other end is connected with air water valve 13; Air exhauster escape pipe 18 is connected with the head end mouth of described flat pipeline 4; As shown in phantom in fig. 1, air exhauster air inlet pipe 20 is communicated with Pneumoelectric dual control switch 8 and air water valve 13 successively; Air exhauster air inlet pipe 20 and air exhauster escape pipe 18 are positioned on air exhauster 11, and air exhauster escape pipe 18 must seal with the junction of the head end mouth of flat pipeline 4; Described exhaust tube 16, air exhauster air inlet pipe 20, air exhauster escape pipe 18 and flat pipeline 4 form a gas passage jointly.Described air water valve 13 is water intaking valves of a kind of improvement, after improving, and not only can water flowing but also can ventilate.Described Pneumoelectric dual control switch 8 between air water valve 13 and air exhauster 11, in order to the open and close of the circulation and air exhauster 11 that control gas; It should be noted that, described Pneumoelectric dual control switch 8 is to control the circulation of gas and the open and close of air exhauster 11 simultaneously.
The smelly toilet of described row also comprises water inlet pipe 12, rushes cinclides 17, jet water spout 5, overflow pipe 6, float 9, rubber cushion 14 and water tank 2, specifically as shown in Figure 1, wherein: rush the edge that cinclides 17 is uniformly distributed in described toilet seat 1 upper surface, and be connected with jet water spout 5, when the end that goes to toilet, when pressing flush button (not the identifying in the accompanying drawings) on jet water spout 5, water can enter along jet water spout 5 and rush cinclides 17, and then is discharged by the dirt in toilet seat 1; Communicate bottom overflow pipe 6 with bottom jet water spout 5, it is inner that jet water spout 5, overflow pipe 6 and float 9 are all positioned at water tank 2; Rubber cushion 14 is arranged at the connecting portion of water intaking valve and water tank 2, is positioned at water tank 2, and in order to prevent the water in water tank 2 to the outer seepage of water tank 2, described connecting portion is a through hole (not shown).Above-mentioned draft hood 7, exhaust tube 16 and air water valve 13 are all positioned at water tank 2, and wherein: overflow pipe 6 is placed in draft hood 7, described float 9 is positioned at above air water valve 13, and air water valve 13 is arranged on described rubber cushion 14, and water inlet pipe 12 is connected with air water valve 13.
Further, it is outside that described water inlet pipe 12, air exhauster 11 and pneumoelectric double control switch 8 are positioned at water tank 2, and be separated with toilet, water inlet pipe 12 and pneumoelectric double control switch 8 are all connected with through hole (not shown).In the present embodiment, utilize the below of water tank 2 and the rear area of toilet seat 1, be installed into water pipe 12, air exhauster 11 and pneumoelectric double control switch 8, make full use of limited space, make space utilization rate become large, save space.
Detailed description is done to concrete structure of the present invention above, below the smelly principle of row of the present invention has been further elaborated.
Open Pneumoelectric dual control switch 8, air exhauster air inlet pipe 20 and air exhauster escape pipe 18 conducting, air exhauster 11 is started working, and as shown in the trend of arrows many in Fig. 1, first the foul smell in toilet seat 1 enters and rush cinclides 17, enters bottom overflow pipe 6 via rushing cinclides 17; Exhaust tube 16 is entered, because overflow pipe 6 is enclosed in draft hood 7, so foul smell can be all drawn into exhaust tube 16 via overflow pipe 6; Via exhaust tube 16, enter air water valve 13, enter air exhauster air inlet pipe 20 again, thus enter air exhauster 11, arrive air exhauster escape pipe 18, air exhauster escape pipe 18 is connected with the head end mouth of the flat pipeline 4 be positioned at bottom toilet seat 1 again, foul smell enters flat pipeline 4, and the end port of flat pipeline 4 is connected with flange 3, and flange 3 connects with sewer pipe 19 again, foul smell enters flange 3 via flat pipeline 4, and the final sewer pipe 19 that arrives is discharged into sewer pipe 19 together with the dirt in toilet seat 1.
It should be noted that, the head end mouth of the head end mouth of each pipeline and end port to be all the port definition entering this pipeline with gas be this pipeline in full, the port definition leaving this pipeline with gas is the end port of this pipeline.
Compared with prior art, the present invention does not need the overall formal structure changing toilet, only need to do change a little to toilet, and the foul smell of discharging need not separately be established outside pipeline guide chamber, use toilet self with sewage draining exit 15 and indoor sewer pipe 19, directly by foul smell together with excreta discharged to sewer.Moreover the present invention is provided with Pneumoelectric dual control switch 8, its effect controls the one-way flow of gas and the startup of air exhauster 11 and closedown, prevents the backflow of gas, effectively avoids the halfway worry of exhaust.
Structure of the present invention is simple, and it is convenient, cheap to implement, and adopt draft hood 7 to cover the structural design of overflow pipe 6, compare to the toilet adopting medicine deodorizing apparatus, the present invention has efficient deodorization functions.Involved in the present invention to Pneumoelectric dual control switch 8 and the position of air exhauster 11 arbitrarily can lay with people's wish, relative to the existing toilet increasing the smelly facility of row on water tank 2 top, shared space is less.Compare to by foul smell directly discharged to the toilet of outdoor, foul smell directly discharged to sewer, is had effect of environmental protection by the present invention.Consumer does not need to buy a brand-new toilet in addition, only slightly need make improvements on existing toilet, serve the effect of economy.
The above embodiment only have expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (5)
1. arrange a smelly toilet, it is characterized in that: comprise toilet seat, channel of gas collection, air exhauster, exhaust passage; Air exhauster comprises air exhauster air inlet pipe, air exhauster main body, air exhauster escape pipe, and wherein, air exhauster air inlet pipe and air exhauster escape pipe arrange with in air exhauster main body; The head end mouth of described channel of gas collection is connected with toilet seat, and end port is connected with air exhauster; The head end mouth of described exhaust passage is communicated with air exhauster, and end port is located at the waste removal position bottom toilet seat; Described row is smelly, and toilet also comprises: air water valve, Pneumoelectric dual control switch, air water valve is connected with Pneumoelectric dual control switch, Pneumoelectric dual control switch is connected with described air exhauster, Pneumoelectric dual control switch between air water valve and air exhauster, in order to control the open and close of gas passage and air exhauster;
Described channel of gas collection comprises: draft hood, exhaust tube, and wherein, one end of exhaust tube is connected with the upper end of draft hood, and the other end is connected with described air water valve; Described exhaust tube, air exhauster air inlet pipe, air exhauster escape pipe and exhaust passage form a gas passage jointly; Described air water valve is the water intaking valve improved, and the water intaking valve of described improvement not only can intake but also have exhaust passage to be vented;
Described row is smelly, and toilet also comprises: water inlet pipe, rush cinclides, jet water spout, overflow pipe, float, rubber cushion and water tank, wherein, rushes the edge that cinclides is uniformly distributed in described toilet seat upper surface, and is connected with jet water spout; Communicate with bottom jet water spout bottom overflow pipe, float is arranged on air water valve, and jet water spout, overflow pipe and float are all positioned at water tank inside; Rubber cushion is arranged at the connecting portion of air water valve and water tank, is positioned at water tank, and in order to leak-stopping, described connecting portion is a through hole; Water inlet pipe is connected with air water valve;
Described draft hood, exhaust tube and air water valve are all positioned at water tank, and wherein, described overflow pipe is placed in draft hood, and described float is positioned at above air water valve, and air water valve is arranged on described rubber cushion; Described water inlet pipe, air exhauster and pneumoelectric double control switch are all positioned at water tank outside, and its relative space position is separated with toilet, and water inlet pipe is all connected with described through hole with pneumoelectric double control switch.
2. the smelly toilet of row according to claim 1, is characterized in that: described air exhauster comprises: air exhauster air inlet pipe, air exhauster main body, air exhauster escape pipe; Wherein, air exhauster air inlet pipe and air exhauster escape pipe are arranged in air exhauster main body, and air exhauster air inlet pipe is connected with Pneumoelectric dual control switch.
3. the smelly toilet of row according to claim 2, is characterized in that: the head end mouth of described exhaust passage seals with the escape pipe of air exhauster and is communicated with.
4. the smelly toilet of row according to claim 1, it is characterized in that: the waste removal position of described toilet seat is sewage draining exit bottom toilet seat and sewer pipe, connector is provided with, in order to connect exhaust passage, sewage draining exit and sewer pipe between sewage draining exit bottom described exhaust passage, toilet seat and sewer pipe; Sewage draining exit bottom described exhaust passage, toilet seat, sewer pipe are communicated with connector sealing.
5. the smelly toilet of the row according to claim 3 or 4, is characterized in that: described sealing connectivity part all adopts rubber cement to seal it.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210270207.1A CN102912839B (en) | 2012-08-01 | 2012-08-01 | Deodorization closestool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210270207.1A CN102912839B (en) | 2012-08-01 | 2012-08-01 | Deodorization closestool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102912839A CN102912839A (en) | 2013-02-06 |
| CN102912839B true CN102912839B (en) | 2015-04-29 |
Family
ID=47611387
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210270207.1A Expired - Fee Related CN102912839B (en) | 2012-08-01 | 2012-08-01 | Deodorization closestool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102912839B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106193240A (en) * | 2016-08-31 | 2016-12-07 | 孙鉴国 | Contiuum type row's foul smell toilet seat |
| CN107401200A (en) * | 2017-08-03 | 2017-11-28 | 王犁 | Flush toilet wash pipe odor removal by negative pressure system and intelligence prosecutor method |
| CN111877481A (en) * | 2020-08-03 | 2020-11-03 | 浙江气派智能科技有限公司 | Closestool with deodorization function and closestool deodorization method |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2893002Y (en) * | 2006-04-13 | 2007-04-25 | 孙顺兴 | Deodorizing water closet |
| CN201722760U (en) * | 2010-05-17 | 2011-01-26 | 付茂志 | Deodorization device for water closet |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4989276A (en) * | 1988-02-16 | 1991-02-05 | Martens Henry H | Ventilated toilet |
| US7823227B2 (en) * | 2006-10-10 | 2010-11-02 | Joseph Damianoe | Bathroom odor removal apparatus and system |
| CN201850618U (en) * | 2010-08-27 | 2011-06-01 | 夏立君 | Toilet with smell removal device |
| CN201826379U (en) * | 2010-10-20 | 2011-05-11 | 董鑫 | Device for eliminating volatile odour and toxic substance in pollution source of toilet stool |
| CN202047465U (en) * | 2011-05-11 | 2011-11-23 | 李春明 | Air-draft deodorization closestool |
-
2012
- 2012-08-01 CN CN201210270207.1A patent/CN102912839B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2893002Y (en) * | 2006-04-13 | 2007-04-25 | 孙顺兴 | Deodorizing water closet |
| CN201722760U (en) * | 2010-05-17 | 2011-01-26 | 付茂志 | Deodorization device for water closet |
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| Publication number | Publication date |
|---|---|
| CN102912839A (en) | 2013-02-06 |
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Granted publication date: 20150429 Termination date: 20200801 |