CN206625328U - A kind of floor drain - Google Patents
A kind of floor drain Download PDFInfo
- Publication number
- CN206625328U CN206625328U CN201720199426.3U CN201720199426U CN206625328U CN 206625328 U CN206625328 U CN 206625328U CN 201720199426 U CN201720199426 U CN 201720199426U CN 206625328 U CN206625328 U CN 206625328U
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- CN
- China
- Prior art keywords
- water seal
- holder support
- floor drain
- brush holder
- water
- Prior art date
- 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
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Abstract
The utility model provides a kind of floor drain, belongs to floor drain technical field.It solves the filtering cover that hair and hairbrush after prior art floor drain retention hair easily block floor drain, make floor drain be sorry water the problem of.The water seal inner core that local bottom pour ladle includes resistance hairbrush, has the water seal cup of panel and be arranged in water seal cup, delivery port is further opened with water seal cup, filtering grate is covered with the panel of water seal cup, resistance hairbrush includes brush holder support, the upper end of brush holder support is connected with filtering grate, the top of water seal cup has charge for remittance chamber, the water side of water seal inner core connects with delivery port, water inlet end connects with charge for remittance chamber, if it is fixed with dried layer brush filament along the length direction of brush holder support on brush holder support, if the brush filament of dried layer is set less than charge for remittance chamber, brush filament and the inwall abutting contact of water seal cup.The utility model can retain hair while ensure the water effect excessively of floor drain.
Description
Technical field
The utility model belongs to floor drain technical field, is related to a kind of floor drain.
Background technology
Floor drain is that a kind of conventional sanitary apparatus is applied in each building, and it is connection sewerage system and interior
The important interface on ground, its performance quality directly affects the quality of room air, and the peculiar smell control to bathroom is very
It is important.The drainage speed of floor drain, odor-resistant result, easy to clean, anti-blocking performance are the principal elements for influenceing its using effect.
Floor drain in the market includes the water seal cup with panel and the grate being arranged on panel, and grate is as lattice
Gear filtering debris, hair etc. use.And due to the architectural feature of hair, still suffer from many hairs can not be blocked by grate and
As current are entered in the water seal cup of floor drain, so as to cause blockage of sewer, stink to be difficult to discharge and impeded drainage etc.
Problem, and clear up also inconvenience.
In order to solve the problems, such as hair easily block sewer pipe and cleaning get up it is not convenient enough, Chinese patent literature discloses
Application No. CN201520172055.0 one kind removes hair floor drain, it includes filtering cover, the lower end of filtering cover be provided with it is soft
Pipe, the top half of flexible pipe are provided with hemispherical hairbrush I, and the lower end of flexible pipe is provided with hemispherical hairbrush II, pacified on the outside of filtering cover
Equipped with panel, panel lower end is provided with odor-proof inner core, and panels outside is provided with cover plate, and cover plate lower end is provided with the outer core of deodorization, prevented
Smelly outer core stage casing is provided with wide-mouth delivery port.The floor drain can adsorb the hair in water by hemispherical hairbrush, so as to retain hair
And flexible pipe is fixedly connected that hairbrush can be taken out with filtering cover and cleaned.Although the floor drain can intercept hair, the floor drain is set
For the hairbrush put in flexible pipe top and bottom, the hairbrush on top just below filtering cover and is in charge for remittance intracavitary, and the hair of hairbrush
Intensive, after retaining hair, hair and hairbrush easily block the filtering cover of floor drain, floor drain is sorry water, cause floor drain to block up
The problem of plug.
The content of the invention
There is above mentioned problem in the utility model, it is proposed that a kind of floor drain, the utility model to be solved for existing technology
Technical problem certainly is the water effect excessively for how retaining hair while ensureing floor drain.
The utility model is realized by following technical proposal：A kind of floor drain, including the water seal with panel and delivery port
Cup, water seal cup is interior to be provided with resistance hairbrush and water seal inner core, and filtering grate, the top of the water seal cup are covered with the panel
Portion has charge for remittance chamber, and the water side of the water seal inner core connects with delivery port, and water inlet end connects with charge for remittance chamber, the resistance hairbrush bag
Brush holder support is included, the upper end of the brush holder support is connected with filtering grate, it is characterised in that is connected on the brush holder support along the length direction of brush holder support
If there is dried layer brush filament, if the brush filament of dried layer is set less than charge for remittance chamber, the brush filament and the inwall abutting contact of water seal cup.
If this floor drain is set by the brush filament of dried layer less than charge for remittance chamber, avoid hair from being retained on charge for remittance chamber and easily cause remittance
The problem of water cavity blocks.And if the brush filament of dried layer is to be connected to set along the length direction of brush holder support, has gap can between brush filament
With for floor drain cross water, so as to will not dense convergence cause to block at one, ensure the water flow of floor drain.And brush filament can
To carry out stop retention to the hair in water when ground leaks through water.Even if brush filament retains hirsutism, the ground water that leaks down is slow, but by
Set in brush filament less than charge for remittance chamber, therefore the flow for crossing water first can carry out water storage in charge for remittance chamber, then water is slowly crossed, so as to avoid water
Largely gush out from floor drain is counter.Brush filament and the inwall abutting contact of water seal cup simultaneously, progress is comprehensive during leaking through water over the ground
Hair retains, even if water flow is few, when being flowed down along the inwall of water seal cup, hair therein can also be stopped by brush filament.
The upper end of brush holder support is connected with filtering grate, because filtering grate can take out, therefore can be with related taking-up brush holder support, so as to brush holder support
On brush filament cleaned.
In a kind of above-mentioned floor drain, described brush filament one end is connected with brush holder support, and the other end has bulbous protrusion portion one, described
Bulbous protrusion portion one and water seal cup inwall abutting contact.The end increase bulbous protrusion portion one of brush filament can not only increase brush filament
Intensity and with the inwall of water seal cup against power, be fitted close brush filament end and the inwall of water seal cup, avoid retaining
It is after hair or washed away.And the retention area of increase brush filament, it is trapped the hair from the inwall whereabouts of water seal cup
Firmly.
In a kind of above-mentioned floor drain, the middle part of the brush filament has bulbous protrusion portion two.Increase bulbous protrusion portion two is entered
The intensity and retention area of one step increase brush filament, make less brush filament number with regard to that can meet hair rejection effect, while ensure ground
Leak through water-carrying capacity.
In a kind of above-mentioned floor drain, every layer of brush filament is provided at circumferentially spaced along brush holder support, and the brush filaments of adjacent two layers is along brush holder support
Length direction consistency from top to bottom.Brush filament, which is so set, makes the water flow of floor drain be guaranteed, and so sets and be easy to brush filament
Manufacture with brush holder support is installed.
In a kind of above-mentioned floor drain, the lower end of the brush holder support is worn into water seal inner core, and the brush holder support is located in water seal
Brush filament and the inwall abutting contact of water seal inner core on core segment.The lower end of brush holder support wears into water seal inner core and in water seal
Brush filament is also provided with brush holder support on core segment, so as to form a longer hair retention area, increases the rejection effect of hair.
Also it is not easy hair by the inwall abutting contact of brush filament and water seal inner core washed away.
In a kind of above-mentioned floor drain, mounting hole is offered on the filtering grate, the brush holder support is detachably connected on peace
Fill in hole.It is detachably connected by brush holder support and filtering grate, it is more convenient to the cleaning for hindering hairbrush to make, when hindering hairbrush without cleaning
Also in succession and filter grate, and make the cleaning of filtering grate simpler.
In a kind of above-mentioned floor drain, the inwall of the mounting hole has internal thread, and the brush holder support upper end has and installation
The external screw thread of hole screw-internal thread fit, the brush holder support are screwed onto in mounting hole.Brush holder support pierces into mounting hole and carries out screw thread with filtering grate
Connection, as long as screwing out brush holder support during cleaning.
In a kind of above-mentioned floor drain, this floor drain also includes nut, and there is the internal thread with nut to match somebody with somebody for the brush holder support upper end
The external screw thread of conjunction, the upper end of the brush holder support wear out mounting hole, and the nut is spirally connected with brush holder support.Brush holder support will have externally threaded end
Portion passes through mounting hole, and the external screw thread that nut and brush holder support are passed to installation bore portion carries out cooperation and tightened, and nut covering mounting hole is set
Put on filtering grate so as to which brush holder support is positioned.As long as brush holder support is screwed out during cleaning.
In a kind of above-mentioned floor drain, the upper end of the water seal inner core is provided with against inclined-plane, on the water seal cup inwall
Provided with for being sealed against with the above-mentioned boss being sealed against against inclined-plane, the water seal inner core against inclined-plane in the upper of boss
On surface.Water seal inner core is sealed against in the upper surface of boss so as to which foul smell will not be escaped from from water seal inner core against inclined-plane, together
When water seal inner core cleaning when can also take out, be easy to clean.
In a kind of above-mentioned floor drain, the bottom of the water seal cup is hemispherical, and the delivery port is higher than water seal inner core
Water side, the filtering grate is circular and offer the slotted eye being parallel to each other, and the mounting hole site is in filtering in grate
Center portion position.The bottom of water seal cup is that hemispherical carries out water storage, effectively avoids the silting of water seal cup, is also convenient for water seal cup
The internal washing of body.When water seal cup water storage, the water side of water seal inner core is located in water, along with delivery port is higher than in water seal
The water side of core so that foul smell will not be run out of from water seal inner core.The slotted eye of filtering grate, which is set, is easy to floor drain to intake, due to installation
Hole position is set in the centre of filtering grate, bristle along length of brush rod direction, so that bristle setting is more uniform, to hair
It is more preferable to send out rejection effect.
Compared with prior art, this floor drain has advantages below：
If the 1, the utility model is set by the brush filament of dried layer less than charge for remittance chamber, avoid hair from being retained on charge for remittance chamber, hold
The problem of charge for remittance chamber blocks is easily caused, and if the brush filament of dried layer is to be connected to set along the length direction of brush holder support, has between brush filament
Have gap can be used for floor drain cross water, so as to will not dense convergence cause to block at one, so as to ensure floor drain cross current
Amount, and brush filament can carry out stop retention when ground leaks through water to the hair in water.
2nd, the end of brush filament and middle part have bulbous protrusion portion in the utility model, increase intensity and the retention face of brush filament
Product, while making less brush filament number guarantee floor drain water flow, increase hair rejection effect.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the decomposition texture schematic diagram of the utility model embodiment one.
Fig. 3 is the sectional view of the utility model embodiment one.
Fig. 4 is the connection diagram of brush holder support and nut in the utility model embodiment one.
Fig. 5 is the structural representation of the resistance hairbrush of the utility model embodiment two.
Fig. 6 is the sectional view of the utility model embodiment two.
In figure, 1, resistance hairbrush；1a, brush holder support；1b, brush filament；1b1, bulbous protrusion portion one；1b2, bulbous protrusion portion two；2nd, water
Sealing cup body；2a, panel；2b, delivery port；2c, charge for remittance chamber；2d, boss；3rd, water seal inner core；3a, against inclined-plane；3b, water side；
3c, water inlet end；4th, grate is filtered；4a, mounting hole；4b, slotted eye；5th, nut.
Embodiment
It is specific embodiment of the utility model and with reference to accompanying drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these embodiments.
Embodiment one：
As shown in Figures 1 to 4, a kind of floor drain, including the water seal cup 2 with panel 2a and delivery port 2b, water seal cup 2
It is interior to be provided with resistance hairbrush 1 and water seal inner core 3, filtering grate 4 is covered with panel 2a, the top of water seal cup 2 has charge for remittance chamber 2c,
The water side 3b of water seal inner core 3 connects with delivery port 2b, and water inlet end 3c connects with charge for remittance chamber 2c.The upper end of water seal inner core 3 is provided with
Against inclined-plane 3a, the inwall of water seal cup 2, which is provided with, to be used for and the above-mentioned boss 2d being sealed against against inclined-plane 3a, water seal inner core 3
Be sealed against against inclined-plane 3a on boss 2d upper surface.The bottom of water seal cup 2 is hemispherical, and delivery port 2b is higher than water
Seal the water side 3b of inner core 3.
Resistance hairbrush 1 includes brush holder support 1a, and brush holder support 1a upper end is connected with filtering grate 4, along brush holder support 1a length on brush holder support 1a
If direction is fixed with dried layer brush filament 1b, if the brush filament 1b of dried layer is set less than charge for remittance chamber 2c, brush filament 1b and water seal cup 2 inwall
Abutting contact, brush filament 1b one end are connected with brush holder support 1a, and the other end has bulbous protrusion portion one 1b1, the 1b1 of bulbous protrusion portion one and water
The inwall abutting contact of sealing cup body 2, brush filament 1b middle part have the 1b2 of bulbous protrusion portion two.Circumferences of the every layer of brush filament 1b along brush holder support 1a
It is arranged at intervals, the upper degree direction consistency from top to bottom of the brush filament 1b of adjacent two layers along brush holder support 1a.Brush holder support 1a lower end is worn to water seal
In core 3, brush holder support 1a is located at the inwall abutting contact of the brush filament 1b and water seal inner core 3 on the part of water seal inner core 3.Filter on grate 4
Mounting hole 4a is offered, brush holder support 1a is detachably connected in mounting hole 4a, and mounting hole 4a inwall has an internal thread, on brush holder support 1a
End is screwed onto in mounting hole 4a with the external screw thread with mounting hole 4a screw-internal thread fits, brush holder support 1a.Alternatively, it is local
Leakage also includes nut 5, and brush holder support 1a upper ends have the external screw thread with the screw-internal thread fit of nut 5, and brush holder support 1a upper end wears out peace
Hole 4a is filled, nut 5 is spirally connected with brush holder support 1a.
Filtering grate 4 is circle and offers the slotted eye 4b being parallel to each other, central parts of the mounting hole 4a positioned at filtering grate 4
Position.
Preferably, every layer of brush filament 1b has four, four brush filament 1b are respectively along brush holder support 1a axle equidistantly distributed.It is adjacent
One-to-one alignment is set two layers of four brush filament 1b respectively.So set so that crossing current with larger between brush filament 1b
Amount, and also there is preferable hair rejection effect.
It is the course of work of the present utility model below：
Water seal inner core 3 is put into cup envelope in vivo, makes being resisted against against inclined-plane 3a in water seal cup 2 for water seal inner core 3
On boss 2d on wall.Brush holder support 1a and filtering grate 4 are subjected to the fixation that is spirally connected, then brush holder support 1a is inserted into water seal cup 2, is brushed
Silk 1b and water seal cup 2 inwall abutting contact, and brush holder support 1a lower end is worn into water seal inner core 3, brush holder support 1a is located at water seal
The inwall abutting contact of brush filament 1b and water seal inner core 3 on the part of inner core 3.Filtering grate 4 is covered to the panel in water seal cup 2 again
On 2a.So as to complete the installation of floor drain body.This floor drain is arranged on sewer pipe, retain hair and cross water conservancy project making.
In this floor drain in use, the slotted eye 4b that current are parallel to each other from filtering grate 4 is flowed into and entered in charge for remittance chamber 2c, current
When continuing to flow downwardly through the brush filament 1b of resistance hairbrush 1, brush filament 1b carries out stop suspension to the hair in current, so as to retain.By
Set in brush filament 1b less than charge for remittance chamber 2c, avoid hair from being retained on charge for remittance chamber 2c, easily cause the problem of charge for remittance chamber 2c is blocked,
Even if brush filament 1b retains hirsutism, the ground water that leaks down is slow, but because brush filament 1b is set less than charge for remittance chamber 2c, therefore the stream of mistake water
Amount first can carry out water storage in charge for remittance chamber 2c, then slowly cross water, so as to avoid water from largely gushing out from floor drain is counter.
And every layer of brush filament 1b has four and respectively along brush holder support 1a axle equidistantly distributed, while four of adjacent two layers brush
One-to-one alignment is set silk 1b respectively, therefore the gap having between brush filament 1b layers was available for water, in the same of retention hair
When can ensure water amount, and have brush filament 1b from the inwall of water seal cup 2 to water seal inner core 3, therefore multilayer brush filament 1b is combined
Hair is retained, there is preferable rejection effect, and brush filament 1b middle part and end have bulbous protrusion portion one respectively
The 1b1 and 1b2 of bulbous protrusion portion two, brush filament 1b intensity and retention area are added, ensure every layer of less 1b number of brush filament
Increase hair rejection effect while floor drain water flow.Brush filament 1b and water seal cup 2 inwall abutting contact simultaneously, to floor drain
Cross during water and carry out comprehensive hair retention, even if water flow is few, when being flowed down along the inwall of water seal cup 2, hair therein
Hair can also be stopped by brush filament 1b.
When hair retention is more to be needed to clean brush filament 1b, it is only necessary to pick up filtering grate 4, will publish in instalments above
Brush holder support 1a is screwed out, then carries out the cleaning to brush filament 1b, cleaned can also Fast Installation, so as to re-start retention hair
Work.
The bottom of water seal cup 2 is that hemispherical carries out water storage, effectively avoids the silting of water seal cup 2, is also convenient for water
The internal washing of sealing cup body 2.When water seal 2 water storage of cup, the water side 3b of water seal inner core 3 is located in water, along with delivery port
2b is higher than the water side 3b of water seal inner core 3 so that foul smell will not be run out of from water seal inner core 3.Because water seal inner core 3 and cup seal
Body is dismountable, and water seal inner core 3, which is taken out, can be cleaned the hair left above.
Embodiment two：
As shown in Figure 5, Figure 6, the structure of embodiment two and principle are substantially identical with embodiment one, and its difference is：
Preferably, every layer of brush filament 1b has four, four brush filament 1b are respectively along brush holder support 1a axle equidistantly distributed.The four of adjacent two layers
Root brush filament 1b is staggered respectively.So set and make it that there is larger water flow between brush filament 1b, and also increase hair
Retention area.
Embodiment three：
The structure and principle of embodiment three are substantially identical with embodiment one, and its difference is：Brush holder support 1a and filtering grate
Son 4 is fixedly connected, non-dismountable.When cleaning brush filament 1b, filtering grate 4 is picked up, then resistance hairbrush 1 thereon is carried out clearly
Wash.
Specific embodiment described herein is only to the utility model spirit explanation for example.The utility model institute
Category those skilled in the art can make various modifications or supplement to described specific embodiment or using similar
Mode substitute, but without departing from spirit of the present utility model or surmount scope defined in appended claims.
Although resistance hairbrush 1, brush holder support 1a, brush filament 1b, the 1b1 of bulbous protrusion portion one, bulbous protrusion portion have more been used herein
Two 1b2, water seal cup 2, panel 2a, delivery port 2b, charge for remittance chamber 2c, boss 2d, water seal inner core 3, against inclined-plane 3a, water side
3b, water inlet end 3c, filtering grate 4, mounting hole 4a, slotted eye 4b, the term such as nut 5, but be not precluded from using other terms can
Can property.It is used for the purpose of more easily describing and explaining essence of the present utility model using these terms；It is construed as appointing
A kind of what additional limitation is all disagreed with the utility model spirit.
Claims (10)
1. a kind of floor drain, including the water seal cup (2) with panel (2a) and delivery port (2b), water seal cup (2) is interior to be provided with resistance
Hairbrush (1) and water seal inner core (3), filtering grate (4), the top tool of the water seal cup (2) are covered with the panel (2a)
There is charge for remittance chamber (2c), the water side (3b) of the water seal inner core (3) connects with delivery port (2b), water inlet end (3c) and charge for remittance chamber
(2c) is connected, and the resistance hairbrush (1) includes brush holder support (1a), and the upper end of the brush holder support (1a) is connected with filtering grate (4), its feature
Be, on the brush holder support (1a) along brush holder support (1a) if length direction be fixed with dried layer brush filament (1b), if the brush filament (1b) of dried layer
Set less than charge for remittance chamber (2c), the brush filament (1b) and the inwall abutting contact of water seal cup (2).
2. floor drain according to claim 1, it is characterised in that described brush filament (1b) one end is connected with brush holder support (1a), another
End has bulbous protrusion portion one (1b1), the bulbous protrusion portion one (1b1) and water seal cup (2) inwall abutting contact.
3. floor drain according to claim 2, it is characterised in that the middle part of the brush filament (1b) has bulbous protrusion portion two
(1b2)。
4. according to the floor drain described in claim 1 or 2 or 3, it is characterised in that between circumference of the every layer of brush filament (1b) along brush holder support (1a)
Every setting, the length direction consistency from top to bottom of the brush filaments (1b) of adjacent two layers along brush holder support (1a).
5. according to the floor drain described in claim 1 or 2 or 3, it is characterised in that the lower end of the brush holder support (1a) is worn to water seal
In core (3), the brush holder support (1a) is located at the inwall of brush filament (1b) on water seal inner core (3) part and water seal inner core (3) against connecing
Touch.
6. according to the floor drain described in claim 1 or 2 or 3, it is characterised in that offer mounting hole on the filtering grate (4)
(4a), the brush holder support (1a) are detachably connected in mounting hole (4a).
7. floor drain according to claim 6, it is characterised in that the inwall of the mounting hole (4a) has internal thread, described
Brush holder support (1a) upper end has the external screw thread with mounting hole (4a) screw-internal thread fit, and the brush holder support (1a) is screwed onto mounting hole (4a)
It is interior.
8. floor drain according to claim 6, it is characterised in that this floor drain also includes nut (5), brush holder support (1a) upper end
External screw thread with the screw-internal thread fit with nut (5), the upper end of the brush holder support (1a) wear out mounting hole (4a), the nut
(5) it is spirally connected with brush holder support (1a).
9. according to the floor drain described in claim 1 or 2 or 3, it is characterised in that the upper end of the water seal inner core (3) be provided with against
Inclined-plane (3a), water seal cup (2) inwall, which is provided with, to be used for and the above-mentioned boss (2d) being sealed against against inclined-plane (3a), institute
State being sealed against against inclined-plane (3a) on boss (2d) upper surface for water seal inner core (3).
10. floor drain according to claim 6, it is characterised in that the bottom of the water seal cup (2) is hemispherical, described
Delivery port (2b) is higher than the water side (3b) of water seal inner core (3), filtering grate (4) circle and offers and is parallel to each other
Slotted eye (4b), the mounting hole (4a) is positioned at the centre of filtering grate (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720199426.3U CN206625328U (en) | 2017-03-02 | 2017-03-02 | A kind of floor drain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720199426.3U CN206625328U (en) | 2017-03-02 | 2017-03-02 | A kind of floor drain |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206625328U true CN206625328U (en) | 2017-11-10 |
Family
ID=60210892
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720199426.3U Expired - Fee Related CN206625328U (en) | 2017-03-02 | 2017-03-02 | A kind of floor drain |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206625328U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108049487A (en) * | 2018-02-02 | 2018-05-18 | 新昌县远轴工业设计有限公司 | A kind of improved drain and its making and mounting and dismounting method |
| WO2019114701A1 (en) * | 2017-12-12 | 2019-06-20 | 陈卫 | Large-flow floor drain having cup-shaped inner container |
| CN110016957A (en) * | 2019-04-27 | 2019-07-16 | 黄绍豪 | A kind of bathroom floor drain apparatus using water flow trend circumgyration incision cigarette butt |
-
2017
- 2017-03-02 CN CN201720199426.3U patent/CN206625328U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019114701A1 (en) * | 2017-12-12 | 2019-06-20 | 陈卫 | Large-flow floor drain having cup-shaped inner container |
| CN108049487A (en) * | 2018-02-02 | 2018-05-18 | 新昌县远轴工业设计有限公司 | A kind of improved drain and its making and mounting and dismounting method |
| CN108049487B (en) * | 2018-02-02 | 2020-08-21 | 台州宝盾科技有限公司 | Improved floor drain and manufacturing and assembling and disassembling method thereof |
| CN110016957A (en) * | 2019-04-27 | 2019-07-16 | 黄绍豪 | A kind of bathroom floor drain apparatus using water flow trend circumgyration incision cigarette butt |
| CN110016957B (en) * | 2019-04-27 | 2021-06-29 | 黄绍豪 | Utilize bathroom floor drain device of rotatory cutting cigarette end of rivers trend |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20171110 Termination date: 20200302 |