CN202440908U - Internal toilet-cleaning agent box of toilet water tank - Google Patents
Internal toilet-cleaning agent box of toilet water tank Download PDFInfo
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- CN202440908U CN202440908U CN2012200762849U CN201220076284U CN202440908U CN 202440908 U CN202440908 U CN 202440908U CN 2012200762849 U CN2012200762849 U CN 2012200762849U CN 201220076284 U CN201220076284 U CN 201220076284U CN 202440908 U CN202440908 U CN 202440908U
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Abstract
The utility model provides an internal toilet-cleaning agent box of a toilet water tank. The internal toilet-cleaning agent box comprises a shell for containing a toilet-cleaning agent, wherein the shell is provided with micropores for releasing the toilet-cleaning agent. The toilet-cleaning agent box provided by the utility model has the advantages that the dissolving speed of the toilet-cleaning agent can be controlled, so that the toilet-cleaning agent is not influenced by the water temperature change, the water medium and the use frequency; and when the toilet-cleaning agent box is used each time, quantitative toilet-cleaning agent solution can be released to enter the water tank and flows a toilet along the flushing water of the water tank so as to achieve the cleaning effect.
Description
Technical field
The utility model relates to the lavatory clean technologies, more particularly relates to a kind of water-closet tank built-in type toilet cleaning agent box.
Background technology
Detergent for toilet is a kind of detergent of closet articles for use, and the detergent for toilet on the existing market mainly is divided into two kinds:
1, liquid detergent for toilet
It uses mainly is through after the artificially is poured on nightstool wall or other surperficial going up with detergent for toilet in use, treat that fully the reaction back brushes away dirt with cleaning brush for toilet or other brushes, and water washes.This kind cleaning mode is not only wasted time and energy, and than waste water resource.
2, solid toilet cleaning agent
Its use is that water-closet tank is directly put in the solid toilet cleaning agent, and it is soluble in water to make it nature, and when closet flushing, the detergent for toilet composition that has dissolved will be gone out with the water in the water-closet tank in the lump, reaches the effect of cleaning nightstool wall.This detergent for toilet is because it is easy to use and economize on resources, so use more extensively and welcome than the liquid detergent for toilet, but the single cleaning effect of solid toilet cleaning agent is not so good as the liquid detergent for toilet.
In order to make the detergent for toilet product that is immersed in the water-closet tank reach the effect of long-time use; Existing product has generally adopted chemical neutralization technology on the market; Promptly, formula for a product used thickener in forming; Make the product that is immersed in the water-closet tank slowly dissolve release, reach the purpose of long-time use.But the cleaning toilet piece that adopts chemical thickener preparation receives the restriction of factors such as formula technique, production technology, product cost and service condition, and there is following defective in its product function of use and can not satisfies consumer demand.
1. product changes service time.It is short that product shows as service time in summer in use, and service time in winter is long.This is because formula for a product enhanced dissolution rate when water temperature raises, the water-soluble characteristic that dissolution velocity slowed down when water temperature reduced extremely.
2. product aqueous solution change color is crossed dark or shallow excessively; Be that detergent for toilet concentration is unstable, overrich or mistake were hanged down rare.Color in summer dark (concentration is high) when product uses, winter (concentration is low) of light color; Color dark (concentration is high) when blanking time is long, blanking time (concentration is low) of light color in short-term.This is because formula for a product receives water temperature to influence enhanced dissolution rate or slows down, and the characteristic institute that the detergent concentration in the regular hour in the aqueous solution increases or reduces extremely.The 2nd do not receive because product can continue to dissolve when soaking solubility influence characteristic institute extremely.
3. after product uses, still have residue and stick to closestool bottom, form new dirt and need clear up.This is because the matching property of the thickener of formula for a product in forming and cleaning agent receives the influence of temperature etc. to cause the dissolution velocity speed uneven, cleaning agent prior to thickener dissolved extremely.
4. can not be used for the seawater is the system of medium.When chemistry inhibition type cleaning toilet piece used in seawater, shortened dramatically its service time.This is because the salt ion in the seawater has destroyed chemical inhibition type cleaning toilet piece sustained release performance, makes its enhanced dissolution rate.
Utility model patent (Chinese patent ZL200410068009.2) provide a kind of built-in toilet cleaning box; This toilet cleaning box adopts built-in spring assembly to link to each other with water-closet tank bath switch; Make that its built-in toilet cleaning box of switch reaches the effect of quantitative release to discharge the detergent for toilet solution in the box to toilet cleaning box with the bath of water-closet tank.But owing to it links to each other with the Water flushing for cistern switch, and through built-in snap switch toilet cleaning box, the more complicated cost of structure is higher; In case and the Water flushing for cistern switch damages or switch is ineffective; To cause this toilet cleaning box to act on, simultaneously employed built-in spring is a metal product, corrosion among the Yi Zaishui and malfunctioning; Also will cause this toilet cleaning box malfunctioning, and can't use.
Utility model patent (Chinese patent ZL201020512507.2) provide a kind of detergent for toilet structure of container; It can be used the agent of a kind of strip solid toilet cleaning; This detergent for toilet structure of container can be used in the water-closet tank of differing heights and wall thickness; But complex structure involves great expense, and is difficult to accepted and popularization by masses.
In sum, a kind of new slowly-releasing of current research and development and low amount of thickener or do not have thickener, and simple in structure effectively, but the cheap cleaning toilet product that is easy to promote becomes current focus.
Summary of the invention
The technical problem of the required solution of the utility model is to disclose a kind of detergent for toilet box, to overcome the deficiency of existing two kinds of detergent for toilet, a kind of more practical, more economical, more environmental protection, cleaning toilet product that the scope of application is wider is provided.
More specifically; The purpose of the utility model is; The employing physical arrangement is improved one's methods; The dissolution velocity of a kind of detergent for toilet box with the control detergent for toilet is provided, makes the medium of its variations in temperature that does not receive water, water and the influence of frequency of utilization, can detergent for toilet solution equal and quantitative ground be discharged into water tank when using at every turn and reach cleaning effect with Water flushing for cistern inflow toilet.The detergent for toilet box that the utility model provides can be used with the conventional solid toilet cleaning product of selling in market; Also can be used with the solid toilet cleaning product that improves prescription (hang down amount of thickener or do not have thickener); Overcome the defective of the existing cleaning toilet piece in market after being used fully; Not only effect is strong to make product, prolongs product application life, and product service time is reliable and stable, remarkably evenly pleasing, use the no residue in back and can be used in sea water service system etc.
For realizing the utility model above-mentioned purpose, the inventor is through repeatedly testing and studying, and the inventor passes through experimental study and analysis and theory study repeatedly, successfully obtains the result of study and the application product of expecting.
For reaching above-mentioned purpose, the utility model provides a kind of water-closet tank built-in type toilet cleaning agent box, comprises the housing (1) of a splendid attire detergent for toilet, and said housing has the micropore (4) that discharges detergent for toilet (2).
Preferably, described housing is a closure casing of processing one.
Preferably, described housing is made up of the first (5) and the second portion (6) that flexibly connect, and said first, second part adopts and flexibly connects.Said flexible connection is grafting, clamping or is threaded.
Preferably, described housing is provided with a base (11), and said base links to each other with a fastening devices, and said fastening devices is used for fixing the position of said housing in water tank, and said fastening devices comprises hook (7) and lanyard (8), and said base links to each other with said lanyard.Said hook hangs on the bowl water tank wall (9).
Preferably, described micropore is uniformly distributed in each surface of said housing, and the aperture is the 0.2-3 millimeter, and micropore quantity is 1-30.
Preferably, described lower part of frame divides the bottom to be provided with boss (10), and the height of said boss is the 1-10 millimeter.
Preferably, said housing and hook material are plastics or metal.
Preferably, described inner walls is with 200-400 purpose metal filter screen (12).
The action principle of the utility model is; Detergent for toilet quilt cover hole box wraps up or is contained in the box with holes; Can only discharge into water tank through the dissolving of the micropore on housing or the plastic casing; The quantity of micropore, aperture and position distribution have limited speed and meltage that the detergent for toilet dissolving discharges, play the effect that control discharges detergent for toilet.The concrete mechanism of product is following: when in the detergent for toilet box drops into water tank, using, detergent for toilet passes through micropore and the interior water contact lysis of water tank on housing or the box, and discharges into water tank.When using toilet, follow the closet flushing effect, the solution that contains detergent for toilet to toilet surface clean, deodorizing and murder bacterium etc.
In addition, because the described detergent for toilet box of the utility model is to make detergent for toilet can be discharged into water tank equably through physical method,, even can not use thickener so the thickener consumption can greatly reduce in the at present commercially available detergent for toilet.Because described detergent for toilet composition does not receive the constraint of thickener; Each component ratio scope in the detergent for toilet prescription can greatly be adjusted raising; Compare the existing detergent for toilet in market, cleaning function can greatly improve, and surpasses traditional detergent for toilet; Like the liquid detergent for toilet, can change the view that the ubiquitous solid toilet cleaning agent of customer cleaning effectiveness is lower than the liquid detergent for toilet.
The utility model also provides a kind of detergent for toilet prescription that does not contain thickener, can with the supporting use of the toilet cleaning box of the utility model, reach cleaning effect more, or the composition that adds with detergent for toilet is different reaches different effects, like sterilization, sterilization etc.; Specific as follows:
With the water-closet tank built-in type toilet cleaning agent box of chemical inhibition type cleaning toilet piece comparison the utility model existing on the market following performance characteristics is arranged.
The first, product receives the influence of composition and frequency of utilization of temperature, water of water less service time, and is reliable and stable in the service time of product regulation.This is to dissolve the effect that discharges into water tank because the micropore on the detergent for toilet box has played the control detergent for toilet.
The second, aqueous solution color even was pleasing when product used at every turn.This is because detergent for toilet is evenly to discharge in the water tank, gets into the relatively stable institute of the interior concentration of water tank extremely.
The 3rd, product still can normally go out face when using continuously.This is because detergent for toilet adopts prescription soluble in water, and prescription do not contain thickener in forming, when product when using continuously, can dissolve outstanding fast.
The 4th, product does not in use have residue in the water tank.This mainly is because secondly the thickener that formula for a product does not cause residue to produce is that formula for a product is soluble in water, and each forms and can dissolve synchronously product in the operating period.
The 5th, product can use in sea water service system.Reason is that the slow releasing function of product is realized through physical method, so said detergent for toilet does not receive the influence of the medium of water in use.
The 6th, product existing on product form and specification and the market is identical, conforms to customer's use habit, is beneficial to produce market and applies.
The 7th, product does not contain thickener, can greatly adjust other cleansings in the detergent for toilet, improves cleaning effect, or reduces product cost, and is beneficial to environmental protection.
The water-closet tank built-in type toilet cleaning agent box of the utility model is simple in structure, but acts on obviously and cheap, and product receives the influence of composition and frequency of utilization of temperature, water of water less service time, and is reliable and stable in the service time of product regulation; Aqueous solution color even was pleasing when product used at every turn; Product still can be normally outstanding when using continuously; Product does not in use have residue in the water tank; Product can use in sea water service system; Product form is identical with the existing cleaning toilet piece of method for using and market, meets customer's use habit; Product evenly discharges in water tank; Product has solved solid toilet cleaning agent cleaning effect not as the liquid detergent for toilet, and its preparation technology is simple, and convenient quality control is more suitable for large-scale production and commercial application; The scope of application is wide especially, therefore applies easily, can have a tremendous social and economic benefits in the short period of time.
Description of drawings
Fig. 1 is the generalized section of enforcement state of the water-closet tank built-in type toilet cleaning agent box of the utility model embodiment 1;
Fig. 2 is the top generalized section of the water-closet tank built-in type toilet cleaning agent box of the utility model.
Fig. 3 is the top vertical view of the water-closet tank built-in type toilet cleaning agent box of the utility model.
Fig. 4 is the lower part generalized section of the water-closet tank built-in type toilet cleaning agent box of the utility model.
Fig. 5 is the lower part vertical view of the water-closet tank built-in type toilet cleaning agent box of the utility model.
Fig. 6 is the generalized section of enforcement state of the water-closet tank built-in type toilet cleaning agent box of the utility model embodiment 2.
The specific embodiment
The utility model has been studied existing commodity technology, and a kind of new water-closet tank built-in type toilet cleaning agent box is provided.
The utility model finally need make water-closet tank built-in type toilet cleaning agent box product and use, and will enumerate embodiment below and further specify.If any problem, can contact directly with the inventor.Provide the quantity of micropore, the diameter of micropore, distribution and position and some experimental study contents of micropore by aforementioned summary of the invention in above-mentioned some experimental datas that provide and the following example; But should be appreciated that the utility model is not limited in listed research contents here; Should also be appreciated that term as used herein only is used to describe certain embodiments, and be not qualification the utility model.
Embodiment 1:
The water-closet tank built-in type toilet cleaning agent box structure that is provided in order more clearly to describe the utility model below specifies conjunction with figs..Accompanying drawing 1 is the sectional drawing that the water-closet tank built-in type toilet cleaning agent box of the utility model is implemented state.
The utility model provides a kind of water-closet tank built-in type toilet cleaning agent box, and it comprises housing (1), detergent for toilet (2) and fastening devices (3), wherein:
Housing is made up of first (5) and second portion (6), and the cleaning toilet piece is all oblate cylindricality mutually on its specification and the market, to meet the consumer spending custom, specifically is of a size of ￠ 48 * 24, and case material is plastics, adopts blowing or Shooting Technique manufacturing; The first of housing can be reduced to cover cap (6), and second portion is the cover body (5) that shape and cap are complementary, and detergent for toilet is positioned in the cover body with restriction detergent for toilet and the contact lysis of toilet inner water tank water large tracts of land; Cover cap and cover body flexibly connect, and optional connected mode is: clamping, peg graft or be threaded etc., this connected mode is simple and easy to operate, is beneficial to the reduction product cost, and product processing packaging efficiency is provided;
Each surface of housing has the micropore (4) that is used to discharge detergent for toilet, and micropore is opened respectively on the upper and lower surfaces and sidewall of housing, and each surface is evenly equipped with 5 micropores; The diameter of micropore and quantity select to confirm that the pore diameter range of micropore is 3 millimeters of ￠ 0.2～￠ that by detergent for toilet prescription and desired product be inversely proportional to the service time of the quantity of micropore and aperture and detergent for toilet service time;
The housing bottom two ends are provided with the high boss of 1～10MM, and fit in cover and water tank bottom surface when avoiding the use of influence detergent for toilet release;
Fastening devices comprises hook (7) and lanyard (8), and lanyard links to each other with the base (11) that said housing is provided with, and said hook hangs on the bowl water tank wall (9); Lanyard adopts single, is about 350MM, the hook specification: long * wide * thick be 220 * 40 * 2 (millimeters); Hook material is plastics or metal product; The opening of hook is about 15mm, adopts the heat pressing process manufacturing, can be according to the thickness and the height adjustment suspension of different bowl water tank walls; The effect of fastening devices has two, and the one,, detergent for toilet can easily the detergent for toilet box be taken out water tank after using, and the 2nd, utilize the lanyard limits product in water tank, to move;
Detergent for toilet can be bulk; Also can be Powderedly, in order to meet customer's use habit, present embodiment adopts the commercially available flat block detergent for toilet of solid; The sheet specification is ￠ 45 * 20 * 50G; For avoiding the digestion residue problem of commercially available chemical inhibition detergent for toilet, the detergent for toilet that present embodiment is selected for use adopts following low thickener (＜10%) to be prone to dissolve the type prescription, and purpose is to discharge fast as required.The prescription composition comprises: surfactant, dyestuff, spices, murder microbial inoculum, antitack agent, cleaning additive, specific as follows:
| |
8％ |
| Semi-annular jade pendant |
8％ |
| K12 | 6％ |
| |
4％ |
| Spices | 2％ |
| Sodium bicarbonate | 6％ |
| IM7 | 8％ |
| Glauber salt | 56％ |
| Murder microbial inoculum | 2％ |
Specifically filling a prescription according to customer's demands of different is that the basis is adjusted with above-mentioned prescription.Detergent for toilet be to toilet clean, deodorizing and the major function key element of murdering bacterium.
Cover pass water-closet tank built-in type toilet cleaning agent box method for using is following: hold hook, the detergent for toilet piece drops in the detergent for toilet box housing, and the detergent for toilet box is put into water tank, after tangling water tank wall, can use.Use back (the Water flushing for cistern color is very light), take hook, the taking-up housing drops into a detergent for toilet piece again by above-mentioned steps and gets final product.
This detergent for toilet box also can be on producing the integrated housing of preparation, constitute disposable products with built-in detergent for toilet piece and take out the repeating step of putting into when avoiding changing the detergent for toilet piece.
Embodiment 2 water-closet tank built-in type toilet cleaning agent box architecture advances
The inventor is in order further to improve the slowly-releasing efficient of the novel product that provides of this enforcements, to the water-closet tank built-in type toilet cleaning agent box architecture advances of the utility model, in order more clearly to describe the improvement structure, below conjunction with figs. specified.Accompanying drawing 6 is that the water-closet tank built-in type toilet cleaning agent box of the utility model improves the sectional drawing that structure is implemented state; Wherein all increase by a filter screen on first and second parts of the housing of the water-closet tank built-in type toilet cleaning agent of the utility model; This filter screen is a 200-400 purpose metal screen (14); Can further the slow down rate of release of detergent for toilet of the effect of this metal screen is to prolong the life-span of detergent for toilet; Other part-structures of this improvement structure are identical with embodiment 1 with method for using.
Embodiment 3 water-closet tank built-in type toilet cleaning agent box micropore quantity and pitch-row are tested the toilet cleaning box influential effect
With different pitch-rows the cleaning toilet effect of water-closet tank built-in type toilet cleaning agent box is selected more excellent micropore quantity and micro-pore diameter through different perforate quantity.
1. material
The detergent for toilet prescription is with embodiment 1
The test water-closet tank: water tank is high 260 millimeters, and water level is high 160 millimeters, sectional dimension: 360 * 220 square millimeters
Water temperature: 9 ℃ (fresh water)
Test is with covering hole gauge lattice size: ￠ 48 * 22
2. result: concrete outcome is seen table 1.
Table 1 varying number micropore and different apertures are to the toilet cleaning box influential effect
The effect assessment of embodiment 3 water-closet tank built-in type toilet cleaning agent boxes
The composition through different temperatures, different tank water and the bath detergent for toilet concentration of different frequency are estimated the effect of the water-closet tank built-in type toilet cleaning agent box of the utility model.
1. material
Water-closet tank built-in type toilet cleaning agent box is selected embodiment 2 (numbering #1) and embodiment 2 (numbering #2) for use, and is wherein identical among the prescription of detergent for toilet and the embodiment 1;
The toilet specification: water tank is high 310 millimeters, and water level is high 150 millimeters, sectional dimension: 340 * 150 squares of millis
2. result
1) water-closet tank built-in type toilet cleaning agent box #1 cleaning toilet effect is as shown in table 1
Table 1 water-closet tank built-in type toilet cleaning agent box #1 cleaning toilet effect
2) water-closet tank built-in type toilet cleaning agent box #2 cleaning toilet effect is as shown in table 2
Table 2 water-closet tank built-in type toilet cleaning agent box #2 cleaning toilet effect
With different apertures the cleaning toilet effect of water-closet tank built-in type toilet cleaning agent box is selected more excellent micropore quantity and micro-pore diameter through different perforate quantity.
3. material
The test water-closet tank: water tank is high 260 millimeters, and water level is high 160 millimeters, sectional dimension: 360 * 220 square millimeters
Water temperature: 9 ℃ (fresh water)
Test with detergent for toilet box specification: length * wide * height is 60 * 40 * 120 (millimeters)
4. result: concrete outcome is seen table 1.
Table 1 varying number micropore and different apertures are to the toilet cleaning box influential effect
The above-described preferred embodiment of utilizing specifies the utility model, and the scope of unrestricted the utility model.Those skilled in the art can be through after reading the utility model; Make trickle change box adjustment; For example: increase shape, specification and material of the quantity of micropore, the diameter that changes micropore, change water-closet tank built-in type toilet cleaning agent box or the like; Will the can yet be regarded as main idea place of the utility model does not also break away from the spirit and the scope of the utility model.
In sum; The utility model provides a kind of design of new water-closet tank built-in type toilet cleaning agent box; This water-closet tank built-in type toilet cleaning agent box is simple in structure; But act on obviously and cheap, product receives the influence of composition and frequency of utilization of temperature, water of water less service time, and is reliable and stable in the service time of product regulation; Aqueous solution color even was pleasing when product used at every turn; Product still can normally go out face when using continuously; Product does not in use have residue in the water tank; Product can use in sea water service system; Product form is identical with the existing cleaning toilet piece of method for using and market, meets customer's use habit; Product evenly discharges detergent for toilet in water tank; Product has solved solid toilet cleaning agent cleaning effect not as the liquid detergent for toilet, and its preparation technology is simple, and convenient quality control is more suitable for large-scale production and commercial application; The scope of application is wide especially, therefore applies easily, can have a tremendous social and economic benefits in the short period of time.
Claims (10)
1. water-closet tank built-in type toilet cleaning agent box is characterized in that it comprises:
One is used for the housing of splendid attire detergent for toilet;
Have the micropore that is used to discharge detergent for toilet on the said housing.
2. water-closet tank built-in type toilet cleaning agent box as claimed in claim 1 is characterized in that said housing is a closure casing of processing one.
3. water-closet tank built-in type toilet cleaning agent box as claimed in claim 1 is characterized in that: said housing is made up of the first and the second portion that flexibly connect.
4. water-closet tank built-in type toilet cleaning agent box as claimed in claim 2, it is characterized in that: said flexible connection is grafting, clamping or is threaded.
5. water-closet tank built-in type toilet cleaning agent box as claimed in claim 1, it is characterized in that: described micropore is distributed in each surface of said housing.
6. water-closet tank built-in type toilet cleaning agent box as claimed in claim 1, it is characterized in that: described micropore size is the 0.2-3 millimeter, quantity is 1-30.
7. water-closet tank built-in type toilet cleaning agent box as claimed in claim 1 is characterized in that: described micropore quantity is 1-15.
8. water-closet tank built-in type toilet cleaning agent box as claimed in claim 1 is characterized in that described housing bottom is provided with boss, and the height of said boss is the 1-10 millimeter.
9. water-closet tank built-in type toilet cleaning agent box as claimed in claim 1 is characterized in that described housing is provided with a base, and said base links to each other with a fastening devices, and described fastening devices comprises hook and lanyard, and said hook is connected with the bowl water tank wall.
10. water-closet tank built-in type toilet cleaning agent box as claimed in claim 1 is characterized in that said inner walls is equipped with a 200-400 purpose metal filter screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200762849U CN202440908U (en) | 2012-03-02 | 2012-03-02 | Internal toilet-cleaning agent box of toilet water tank |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200762849U CN202440908U (en) | 2012-03-02 | 2012-03-02 | Internal toilet-cleaning agent box of toilet water tank |
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| Publication Number | Publication Date |
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| CN202440908U true CN202440908U (en) | 2012-09-19 |
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| CN2012200762849U Expired - Fee Related CN202440908U (en) | 2012-03-02 | 2012-03-02 | Internal toilet-cleaning agent box of toilet water tank |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105926734A (en) * | 2016-05-21 | 2016-09-07 | 陈思宇 | Closestool water tank with article storage frame |
| CN105926742A (en) * | 2016-05-21 | 2016-09-07 | 陈思宇 | Special hook for closestool |
| CN107724489A (en) * | 2017-11-23 | 2018-02-23 | 铜陵市宏达家电有限责任公司 | A kind of device that can realize that closestool is self-cleaning |
| CN107859128A (en) * | 2017-11-23 | 2018-03-30 | 铜陵市宏达家电有限责任公司 | A kind of self-cleaning device of achievable closestool |
| WO2020037633A1 (en) * | 2018-08-24 | 2020-02-27 | 张贤金 | Toilet cleaning device |
-
2012
- 2012-03-02 CN CN2012200762849U patent/CN202440908U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105926734A (en) * | 2016-05-21 | 2016-09-07 | 陈思宇 | Closestool water tank with article storage frame |
| CN105926742A (en) * | 2016-05-21 | 2016-09-07 | 陈思宇 | Special hook for closestool |
| CN107724489A (en) * | 2017-11-23 | 2018-02-23 | 铜陵市宏达家电有限责任公司 | A kind of device that can realize that closestool is self-cleaning |
| CN107859128A (en) * | 2017-11-23 | 2018-03-30 | 铜陵市宏达家电有限责任公司 | A kind of self-cleaning device of achievable closestool |
| WO2020037633A1 (en) * | 2018-08-24 | 2020-02-27 | 张贤金 | Toilet cleaning device |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120919 Termination date: 20200302 |