CN109695283A - Automatic sealing type floor drain machine - Google Patents
Automatic sealing type floor drain machine Download PDFInfo
- Publication number
- CN109695283A CN109695283A CN201811473085.XA CN201811473085A CN109695283A CN 109695283 A CN109695283 A CN 109695283A CN 201811473085 A CN201811473085 A CN 201811473085A CN 109695283 A CN109695283 A CN 109695283A
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- China
- Prior art keywords
- floor drain
- machine
- switching mechanism
- water
- cover board
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Classifications
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/04—Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps
- E03F5/0407—Floor drains for indoor use
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Sink And Installation For Waste Water (AREA)
Abstract
Present invention discloses a kind of automatic sealing type floor drain machines comprising floor drain ontology, cover board and the switching mechanism connecting with cover board.Switching mechanism includes water induction head, is able to detect with the presence or absence of water above floor drain ontology, and cover board can be made to move between the closed position and the open position, to close or open the water inlet of floor drain ontology.Switching mechanism further includes motor driven systems, which includes a motor, which is controlled to its rotation axis to rotate between two turned positions.High degree of automation of the present invention, brings great convenience to user.
Description
Technical field
The invention belongs to technical field of drainage more particularly to a kind of automatic sealing type floor drain machines.
Background technique
Floor drain is the important device for connecting sewerage system and flooring, is the important portion of drainage system in house
Part, its performance quality directly affect the quality of room air.It is provided with sealing device in existing floor drain, the sealing device
Floor drain is closed after floor drain draining, to achieve the purpose that deodorization and insect prevention.
Such as a kind of floor-drain sealing cover that Chinese patent (CN00262765.5) discloses, by sealing cover body, inner seal ring
It is formed with screw rod, the central part of sealing cover body is equipped with thread guide groove, and screw rod is matched with thread guide groove, and the lower end of screw rod is provided with
The chassis being linked with floor drain ontology.By the cooperation of thread guide groove and screw rod in the middle part of sealing cover body, entire sealing cover body passes through
Screwing can move up and down, and then seal or open floor drain, by setting sealing cover, the moisture in floor drain be effectively prevent to evaporate, and
Interior is entered, and then prevents foul smell excessive.
But there are following defects for above-mentioned technology:
(1) when floor drain drains, artificial rotatory sealing lid is needed to open floor drain；After the completion of draining, need artificially to rotate
Sealing cover body closes floor drain, time-consuming and laborious and inconvenient.
(2) sealing cover body needs are repeatedly opened and closed, therefore the mutual rotation time between sealing cover body and screw rod
Number is more, will cause sealing cover body and screw rod abrasion, or even cause the fracture of screw rod, and then influences the use effect of sealing cover body
Fruit.
Summary of the invention
To solve the above-mentioned problems, the present invention provides a kind of easy to use, and the simple automatic sealing type floor drain of structure
Machine.Including floor drain ontology, which includes inlet and outlet, further includes cover board and the opening/closing machine that connect with cover board
Structure；The switching mechanism can be such that the cover board moves between the closed position and the open position；
When the cover board is located at the closed position, water inlet described in the cover closure；Described in the cap locations
When open position, which does not close the water inlet；The switching mechanism is able to detect specific above the floor drain ontology
Region whether there is water；When the specific region above the switching mechanism detects the floor drain ontology is there are when water, make institute
It states cover board and is moved to the open position from the closed position；When the switching mechanism detects above the floor drain ontology
When water is not present in specific region, the cover board is made to be moved to the closed position from the open position.
According to the preferred embodiment of the present invention, the switching mechanism includes motor driven systems, the motor driven systems
Including a motor, which is controlled to its rotation axis to rotate between two turned positions, so that described open
Closing mechanism moves the cover board between the closed position and the open position.
According to the preferred embodiment of the present invention, the motor driven systems further include gearbox, the motor with it is described
Gearbox connection, the gearbox are used to coordinate the revolving speed of the motor.
According to the preferred embodiment of the present invention, the switching mechanism further includes water induction head and circuit board, the talent for swimming
Head is answered to detect for detecting the specific region above the floor drain ontology with the presence or absence of water, the board receiver water induction head
Signal, to control the motor driven systems.
It according to the preferred embodiment of the present invention, further include machine cap, the cover board is installed on the lower part of the machine cap,
The switching mechanism can be such that the machine cap moves between the two positions, to drive the cover board in the closed position
It is moved between the open position.
According to the preferred embodiment of the present invention, the switching mechanism includes a rotation for exporting rotary driving force
Output shaft, the machine cap are hinged by the second rocker arm and the rotary output axis.
According to the preferred embodiment of the present invention, further include host box, pin shaft, the rotation output are provided on host box
Axis is hinged by the pin shaft and second rocker arm.
According to the preferred embodiment of the present invention, the host box also passes through the first rocker arm and the machine cap is hinged.
According to the preferred embodiment of the present invention, the host box is the cavity of a sealing, for accommodating the opening and closing
Each component of mechanism.
According to the preferred embodiment of the present invention, the switching mechanism further includes battery and the electricity for showing battery capacity
Digital display is measured, the display area of the electricity digital display is located at the transparent part of the host box.
The invention has the following advantages that
After water induction head of the invention senses water, driving motor drives machine cap to open, and passes water through floor drain ontology row
Out.After water induction head does not sense water, machine cap is closed, prevents the intrinsic stink of floor drain from overflowing, high degree of automation,
It brings great convenience to user.It is hinged using the second rocker arm between machine cap and pin shaft, and machine cap and host box it
Between using the first rocker arm it is hinged, so that machine cap is integrally moved up opening, in this way, the water of host box surrounding can flow to floor drain sheet
The water inlet of body, effectively promotion drainage efficiency.In addition, realizing hingedly using rocker arm, prevent machine cap because of the opening of frequent number
It closes and damages.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of automatic sealing type floor drain machine of the present invention；
Fig. 2 is the explosive view of automatic sealing type floor drain machine of the present invention；
Fig. 3 is the structural schematic diagram that automatic sealing type floor drain machine of the present invention connects downcomer；
Fig. 4 is the explosive view that automatic sealing type floor drain machine of the present invention connects downcomer.
In figure: 1 host box, 2 floor drain ontologies, 3 machine caps, 4 pin shafts, 5 motors, 6 water induction heads, 7 pipelines, 8 cover boards, 9
One rocker arm, 10 second rocker arms, 12 aromatizing boxes, 13 flavoring box covers, 14 through-holes, 15 reducer pipes, 16 downcomers, 17 connectors, 18 spiral shells
Cap, 19 gearboxes, 20 circuit boards, 21 battery cases, 22 electricity digital displays, 23 host bottom cases, 24 embedded boxes, 25 sealing elements, 26 hand baskets,
27 stoppers, 28 apertures.
Specific embodiment
Exemplary embodiments of the present disclosure are described in more detail below with reference to accompanying drawings.Although showing the present invention in attached drawing
Exemplary embodiment, it being understood, however, that may be realized in various forms the present invention without should be by embodiments set forth here
It is limited.It is to be able to thoroughly understand the present invention on the contrary, providing these embodiments, and can be by the scope of the present invention
It is fully disclosed to those skilled in the art.
Generally speaking, proposed by the present invention is a kind of automatic sealing type floor drain machine, and can automatically detect needs drainage area
Floor drain opening is opened with the presence or absence of the water for needing to be discharged in domain when detecting the presence of water, and is not detecting water
When then close floor drain.Due to the present invention do not need draining when floor drain machine be it is completely enclosed, can fully completely cut off
Smell, insect in sewer pipe and floor drain etc. improve the usage experience of user.
The present invention improves on traditional floor drain, and therefore, universal architecture and design in traditional floor drain can be direct
Applied in the present invention.In order to which more smart strategic point describes innovation of the invention, for the general structure in traditional floor drain,
Such as without especially necessary, no longer it is described in detail in this specification.It is understood by those skilled in the art that these are traditional
Universal architecture part in floor drain also should be regarded as to a part disclosed by the invention.
Floor drain machine of the invention includes floor drain ontology, which is alternatively referred to as floor drain core in certain occasions, or under
Water installations.Floor drain ontology be realize floor drain from ground downwards water pipe drain necessary function component, generally include water inlet and
Water outlet.The water outlet of traditional floor drain ontology is usually tightly sleeved with sewer pipe, and the present invention also can be such.And traditional floor drain
The water inlet of ontology generally connects floor drain panel, but in the present invention, in order to realize automatic sealing function, has used different knots
Structure replaces traditional floor drain panel, is described more detail below.
Unlike the prior art, automatic sealing type floor drain machine of the invention in addition to include floor drain ontology, further include cover board and
The switching mechanism connecting with cover board, switching mechanism can be such that the cover board moves between the closed position and the open position, and
When the cover board is located at the closed position, water inlet described in the cover closure；The open position described in the cap locations
When, which does not close the water inlet.
Meanwhile the demand being lauched is detected whether automatically in order to realize, the switching mechanism can detect above leakage ontology
Specific region whether there is water, also, when the specific region above switching mechanism detects the floor drain ontology is there are when water,
Cover board is set to be moved to open position from closed position, and when switching mechanism detects that the specific region above floor drain ontology is not present
When water, cover board is made to be moved to closed position from open position.Under specific region described here refers to for detecting whether having
The detection zone of water demand.As general design, which be can be near above floor drain machine or above floor drain ontology
One region, the region are, for example, the region that water flow will necessarily flow through when interior needs to be lauched.Certainly, some special
In design, the region can also liftoff leakage ontology be less close or even farther away region.Since main points of the invention do not lie in detection
The specific location being lauched, therefore it will be understood by those of skill in the art that the present invention ought to not carry out the position of specific region
Limitation.
Cover board of the invention is the en plaque mechanism cooperated with water inlet, and shape, size and material are suitable to sealingly close described
The water inlet of floor drain ontology.The switching mechanism then can be any position that cover board can be moved to closing water inlet or from envelope
The mechanism that the position of water inlet removes is closed, which can be pure mechanic structure, such as lever construction, be also possible to electromechanical
Structure.It is relatively simple by the structure of water flow GRAVITY CONTROL for lever construction etc., it may be directly applied in the present invention, therefore
This is no longer described in detail.
As the preferred embodiment of the present invention, switching mechanism includes motor driven systems, which includes
One motor, the motor can be automatically controlled, its rotation axis can carry out back rotation between two turned positions as a result, with
So that the switching mechanism moves the cover board between the closed position and the open position.In order to coordinate turning for the motor
The gearbox being connected to motor can be set in speed.
It is automatically controlled to realize, in the preferred embodiment, the switching mechanism further includes water induction head and circuit
Plate, the water induction head detect the specific region above the floor drain ontology with the presence or absence of water, and circuit board then receives water induction head
The signal of detection, to control motor driven systems.
Water flow damages electrical component in order to prevent, and motor driven systems of the invention and line related etc. are set to
In one closed cavity, to completely cut off water flow or steam.But in order to detect water flow, the detection zone or detector of water induction head are answered
When being able to detect that water-flow signal.When water induction head is contact, detector should be reached except closed cavity, but still
Cavity need to be made to keep closed (such as detector is stretched out except closed cavity by the aperture with sealing ring).
The present invention is further illustrated with reference to the accompanying drawings and embodiments.
As depicted in figs. 1 and 2, in one embodiment of the invention, the automatic sealing type floor drain machine includes host box
1, floor drain ontology 2, machine cap 3, pin shaft 4, motor 5 and water induction head 6.The pipeline of the installation of floor drain ontology 2 is provided on host box 1
7, it is not connected to inside pipeline 7 and host box 1, prevents sewage from entering inside host box 1.Floor drain ontology 2 is mounted in pipeline 7,
It includes inlet and outlet, and with reference to Fig. 1, the top of floor drain ontology 2 is water inlet, and the lower part of floor drain ontology 2 is water outlet,
The water inlet and machine cap 3 of floor drain ontology 2 are located at the top of host box 2, and also rotation is provided with pin shaft 4 on host box 1, sell
Axis 4 also is located at the top of host box 2, and pin shaft 4 and machine cap 3 are hinged, and pin shaft 4 is driven by motor 5 and rotated, and motor 5 is mounted on
Inside host box 1, water induction head 6 is additionally provided with inside host box 1, water induction head 6 is rotated for driving motor 5.In the implementation
In example, water induction head 6 is contact water induction head, and water induction head ontology is located in host box, and its detector then passes through aperture
28 reach outside host box 1 (being display position of opening in figure, the detector across aperture 28 of water induction head 6 is not shown), are
It prevents water flow from entering host box, sealing material, such as sealing ring is set in tapping.
In other embodiments, the water induction head 6 also can be optoelectronic induction head, can set above host box as a result,
The forms (position is similar in the position of aperture 28) by transparent material are set, photoelectricity water induction head 6 is located in host box, passes through window
Detect the presence or absence of water flow.
When work, after water induction head 6 senses water, the output shaft of driving motor 5 drives pin shaft 4 to rotate, and pin shaft 4, which is used as, to be turned
Dynamic output shaft, drives machine cap 3 to rotate around 4 axis of pin shaft, and then opens the water inlet of floor drain ontology 2, passes water through ground
Leak ontology 2.After water induction head 6 does not sense water, driving motor 5 drives pin shaft 4 to rotate backward, and machine cap 3 is made to turn to pass
The state for closing the water inlet of floor drain ontology 2 prevents the water evaporation in floor drain ontology 2, and it is excessive that foul smell occurs.As it can be seen that the implementation
Example uses automatic sensing, and automatically opens and close the water inlet of floor drain ontology 2, and high degree of automation is brought to user
Very big convenience.Fig. 1 is the state diagram that machine cap 3 closes 2 water inlet of floor drain ontology, wherein the area of machine cap 3 is greater than floor drain
The area of 2 water inlet of ontology, the edge of machine cap 3 are connected on host box 1, and the water inlet of the floor drain ontology 2 is located at machine
Inside top cover 3, prevents the water evaporation in floor drain ontology 2 and stink.
As shown in Figure 1, machine cap 3 is internally provided with the cover board 8 with the cooperation of 2 water inlet of floor drain ontology, when machine cap 3 is closed
When the water inlet of floor drain ontology 2, which matches with the water inlet of floor drain ontology 2, effectively prevent smelly in floor drain ontology 2
Taste comes out.When machine cap 3 opens the water inlet of floor drain ontology 2, the cover board 8 is as machine cap 3 is far from floor drain ontology 2
Water inlet opens the water inlet of floor drain ontology 2, so that water passes through floor drain ontology 2.
8 edge of cover board is provided with sealing ring, and when cover board 8 and the cooperation of 2 water inlet of floor drain ontology, which increases
The leakproofness of the two, further prevents the stink in floor drain ontology 2 to come out.
As depicted in figs. 1 and 2, machine cap 3 is also hinged with host box 1.Specifically, the automatic sealing type floor drain machine is also
Including two the first rocker arms 9, the both ends of two the first rocker arms 9 are hinged with machine cap 3 and host box 1 respectively.Two first are shaken
Arm 9 is located at the two sides of cover board 8, this two the first rocker arms 9 are symmetrical set.
Similarly, the automatic sealing type floor drain machine further includes two the second rocker arms 10, the both ends point of two the second rocker arms 10
It is not hinged with machine cap 3 and pin shaft 4, to realize the hinged of machine cap 3 and pin shaft 4, this two the second rocker arms 10 are in symmetrically setting
It sets.After motor 5 drives pin shaft 4 to rotate, the second rocker arm 10 on pin shaft 4 drives machine cap 3 to rotate around 4 axis of pin shaft, at this point,
First rocker arm 9 supports machine cap 3, moves up machine cap 3 integrally, in this way, floor drain can all be passed through by being located at the water of 3 surrounding of machine cap
Ontology 2 is discharged, effectively promotion drainage efficiency.
By using the first rocker arm 9 and the second rocker arm 10, machine cap is effectively avoided to make because of the either on or off of frequent number
At damage.
It should be noted that machine cap 3 is closed in the state of 2 water inlet of floor drain ontology, and with reference to Fig. 1, the first rocker arm 9 and master
The hinge joint of machine box 1 is located at left side, and the hinge joint of the first rocker arm 9 and machine cap 3 is located at right side.Second rocker arm 10 and pin shaft 4
Hinge joint is located at left side, and the hinge joint of the second rocker arm 10 and machine cap 3 is located at right side, in this way, the first rocker arm 9 could be with machine top
Lid 3 rotates and supports machine cap 3, moves up machine cap 3 integrally.
As depicted in figs. 1 and 2, floor drain ontology 2 includes filter screen 11, and filter screen 11 is arranged in pipeline 7, for filtering dirt
Impurity in water.
It is provided with aromatizing box 12 in the middle part of filter screen 11, fragrance materials can be added into aromatizing box 12, avoid floor drain stink
It generates.12 upper opening of aromatizing box, for placing fragrance materials, 12 lower part of aromatizing box is provided with the through-hole for placing stopper 27
14, aromatizing box 12 is vertically arranged, and laterally setting, through-hole 14 are connected to through-hole 14 with the inside of aromatizing box 12.It is placed in through-hole 14
Stopper 27 adsorb the fragrance in aromatizing box 12, and diffuse to fragrance in floor drain.In the present embodiment, stopper 27 is located at strainer
11 lower part.
The opening on 12 top of aromatizing box can connect equipped with a flavoring box cover 13, the flavoring box cover 13 with 12 screw thread of aromatizing box
It connects or snapping.
As shown in Figures 1 to 4, the lower part of pipeline 7 is reducer pipe 15, and reducer pipe 15 is located at the lower part of strainer 11, stopper 27
In reducer pipe 15, the reducer pipe 15 is for connecting downcomer 16.Wherein, the diameter on 15 top of reducer pipe is greater than reducer pipe 15
The diameter of lower part.
As shown in Figure 3 and Figure 4, reducer pipe 15 is connected with connector 17, the opposite end that connector 17 and reducer pipe 15 connect
Downcomer 16 is connected, and is locked by nut 18.
As depicted in figs. 1 and 2, gearbox 19, circuit board 20 and battery case 21, speed change are additionally provided in the host box 1
Case 19 and motor 5 connect, and for coordinating the revolving speed of motor 5, play 5 optimum performance of motor, motor 5 is made preferably to drive machine cap
3 open and close.Circuit board 20 respectively with 6 communication connection of motor 5 and water induction head, circuit board 20 receive water induction head 6 issue
Signal, control motor 5 rotation.Specifically, after water induction head 6 senses water, an opening signal is generated to circuit board 20, electricity
Road plate 20 receives opening signal, and driving motor 5 drives machine cap 3 to open.After circuit board 20 is not received by opening signal,
I.e. water induction head 6 does not sense that water, circuit board 20 control motor 5 and rotates backward, to drive machine cap 3 to close.Battery case 21
Electric energy is provided for work such as motor 5, gearbox 19 and circuit boards 20.
The electricity digital display 22 for showing electricity is provided on host box 1, the display area of the electricity digital display 22 is located at
Below the transparent part of the host box, therefore under the closed state of machine cap 3, which is to expose machine cap 3
Outside, without because machine cap 3 block so that it cannot see electricity digital display 22.
Host box 1 is fastening structure comprising host bottom case 23 is convenient for motor 5, water induction head 6, gearbox 19 and circuit
Plate 20 etc. is placed into host box 1.
As depicted in figs. 1 and 2, host box 1 can be embedded in embedded box 24, be provided between embedded box 24 and host box 1 close
Sealing 25, enhances leakproofness.Wherein, sealing element 25 is mountable on host box 1, and is arranged along the circumferential direction of host box 1.
As shown in Figures 1 to 4, the upper surface of host box 1 is an inclined-plane, and water induction head 6 is located at the one of 1 highest point of host box
Side, and machine cap 3 is located at the side of 1 lowest part of host box, also, machine cap 3 will not cover water induction head 6, avoids influencing
The induction efficiency of water induction head 6.
It is provided with a hand basket 26 on host box 1, by pulling hand basket 26, host box 1 can be lifted out of embedded box 24.
A large amount of details are described in this specification.It will be appreciated, however, that the embodiment of the present invention can not have this
Implement in the case where a little details.In some embodiments, well-known methods, structures and techniques have not been shown in detail, so as to
It does not obscure the understanding of this description.
Embodiment described above is merely to illustrate technical idea and feature of the invention, in the art its object is to make
Technical staff can understand the content of the present invention and implement it accordingly, cannot only be adopted with the present embodiment to limit patent of the invention
It is with range, i.e., all according to same changes or modifications made by disclosed spirit, it still falls in the scope of the patents of the invention.
Claims (10)
1. a kind of automatic sealing type floor drain machine, including floor drain ontology, which includes inlet and outlet, and feature exists
In:
The automatic sealing type floor drain machine further includes cover board and the switching mechanism that connect with cover board；
The switching mechanism can be such that the cover board moves between the closed position and the open position；
When the cover board is located at the closed position, water inlet described in the cover closure；It opens described in the cap locations
When position, which does not close the water inlet；
The switching mechanism is able to detect the specific region above the floor drain ontology with the presence or absence of water；
When the specific region above the switching mechanism detects the floor drain ontology there are when water, make the cover board from described
Closed position is moved to the open position；When the switching mechanism detects that the specific region above the floor drain ontology is not deposited
In water, the cover board is made to be moved to the closed position from the open position.
2. automatic sealing type floor drain machine as described in claim 1, it is characterised in that:
The switching mechanism includes motor driven systems, the motor driven systems include a motor, the motor be controlled to
Its rotation axis can rotate between two turned positions, so that the switching mechanism makes the cover board in closed position and beats
It is moved between open position.
3. automatic sealing type floor drain machine as claimed in claim 2, it is characterised in that: the motor driven systems further include speed change
Case, the motor are connect with the gearbox, and the gearbox is used to coordinate the revolving speed of the motor.
4. automatic sealing type floor drain machine as claimed in claim 2, it is characterised in that:
The switching mechanism further includes water induction head and circuit board, and the water induction head is for detecting above the floor drain ontology
Specific region whether there is water, the signal of the board receiver water induction head detection, to control the motor driven systems.
5. automatic sealing type floor drain machine as claimed in claim 2, it is characterised in that:
It further include machine cap, the cover board is installed on the lower part of the machine cap, and the switching mechanism can make the machine cap
It moves between the two positions, so that the cover board be driven to move between the closed position and the open position.
6. automatic sealing type floor drain machine as claimed in claim 5, it is characterised in that:
The switching mechanism includes a rotary output axis for exporting rotary driving force, and the machine cap passes through the second rocker arm
It is hinged with the rotary output axis.
7. automatic sealing type floor drain machine as claimed in claim 6, it is characterised in that:
Further include host box, pin shaft is provided on host box, the rotary output axis passes through the pin shaft and second rocker arm
Hingedly.
8. automatic sealing type floor drain machine as claimed in claim 7, it is characterised in that:
The host box also passes through the first rocker arm and the machine cap is hinged.
9. automatic sealing type floor drain machine as claimed in claim 8, it is characterised in that:
The host box is the cavity of a sealing, for accommodating each component of the switching mechanism.
10. automatic sealing type floor drain machine as claimed in claim 9, it is characterised in that:
The switching mechanism further includes battery and the electricity digital display for showing battery capacity, the display area of the electricity digital display
Positioned at the transparent part of the host box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811473085.XA CN109695283B (en) | 2018-12-04 | 2018-12-04 | Automatic sealing type floor drain machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811473085.XA CN109695283B (en) | 2018-12-04 | 2018-12-04 | Automatic sealing type floor drain machine |
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| Publication Number | Publication Date |
|---|---|
| CN109695283A true CN109695283A (en) | 2019-04-30 |
| CN109695283B CN109695283B (en) | 2020-11-24 |
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ID=66230343
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811473085.XA Active CN109695283B (en) | 2018-12-04 | 2018-12-04 | Automatic sealing type floor drain machine |
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| CN (1) | CN109695283B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2606760Y (en) * | 2003-02-20 | 2004-03-17 | 罗建军 | Perfumnig drain |
| JP2004353320A (en) * | 2003-05-29 | 2004-12-16 | Shimoda-Ecotech Co Ltd | Device for opening/closing lid to be attached in state of covering hole |
| KR20110037807A (en) * | 2009-10-07 | 2011-04-13 | 신해 | Automatic controlling device for safety cover of grating |
| CN203307898U (en) * | 2013-03-15 | 2013-11-27 | 林国成 | Spicing floor drain filter screen |
| CN204728450U (en) * | 2015-06-19 | 2015-10-28 | 南安卓泰五金有限公司 | A kind of pressing floor drain |
| WO2015170309A1 (en) * | 2014-05-07 | 2015-11-12 | Or Eran | Floor drain cover |
| CN207331932U (en) * | 2017-10-13 | 2018-05-08 | 东宁晟（北京）数字科技有限公司 | A kind of intelligent wireless machinery floor drain |
| CN108222232A (en) * | 2018-03-06 | 2018-06-29 | 九牧厨卫股份有限公司 | A kind of hinge head hair component and relevant device and floor drain |
-
2018
- 2018-12-04 CN CN201811473085.XA patent/CN109695283B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2606760Y (en) * | 2003-02-20 | 2004-03-17 | 罗建军 | Perfumnig drain |
| JP2004353320A (en) * | 2003-05-29 | 2004-12-16 | Shimoda-Ecotech Co Ltd | Device for opening/closing lid to be attached in state of covering hole |
| KR20110037807A (en) * | 2009-10-07 | 2011-04-13 | 신해 | Automatic controlling device for safety cover of grating |
| CN203307898U (en) * | 2013-03-15 | 2013-11-27 | 林国成 | Spicing floor drain filter screen |
| WO2015170309A1 (en) * | 2014-05-07 | 2015-11-12 | Or Eran | Floor drain cover |
| CN204728450U (en) * | 2015-06-19 | 2015-10-28 | 南安卓泰五金有限公司 | A kind of pressing floor drain |
| CN207331932U (en) * | 2017-10-13 | 2018-05-08 | 东宁晟（北京）数字科技有限公司 | A kind of intelligent wireless machinery floor drain |
| CN108222232A (en) * | 2018-03-06 | 2018-06-29 | 九牧厨卫股份有限公司 | A kind of hinge head hair component and relevant device and floor drain |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109695283B (en) | 2020-11-24 |
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