CN108547369A - A kind of portable odour-proof floor drain - Google Patents
A kind of portable odour-proof floor drain Download PDFInfo
- Publication number
- CN108547369A CN108547369A CN201810619497.3A CN201810619497A CN108547369A CN 108547369 A CN108547369 A CN 108547369A CN 201810619497 A CN201810619497 A CN 201810619497A CN 108547369 A CN108547369 A CN 108547369A
- Authority
- CN
- China
- Prior art keywords
- floor drain
- annular
- sealing element
- elastic
- odour
- 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.)
- Pending
Links
- 238000007789 sealing Methods 0.000 claims abstract description 74
- 239000004033 plastic Substances 0.000 claims abstract description 34
- 229920003023 plastic Polymers 0.000 claims abstract description 34
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 33
- 230000005489 elastic deformation Effects 0.000 claims abstract description 5
- 230000007423 decrease Effects 0.000 claims description 4
- 239000008400 supply water Substances 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 5
- 238000006073 displacement reaction Methods 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 241000238631 Hexapoda Species 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000004332 deodorization Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009408 flooring Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000009991 scouring Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- 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
-
- 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
- E03F2005/0416—Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps with an odour seal
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
The invention is related to a kind of portable odour-proof floor drain, including elastic sealing element, plastic body and elastic floor drain core, elastic sealing element is tightly connected with drainpipe, elastic sealing element is sleeved on the outside of plastic body, elastic floor drain core is sleeved on by connector sleeve on the connecting pole of plastic body, it is simple in structure, it is easy for installation；The lower end of elastic floor drain core has the sealing for being against elastic sealing element lower end, storage chamber wide at the top and narrow at the bottom is formed between elastic floor drain core and plastic body, elastic floor drain in-core is provided with up-narrow and down-wide cushion chamber；When water is flowed into from water inlet in storage chamber, the lower end of elastic floor drain core makes sealing that elastic deformation occur into cushion chamber by water extruding, and channel is formed between sealing and elastic sealing element, directly water is discharged, while being also avoided that booty deposits；When anhydrous in storage chamber, sealing elasticity is restored to be against the lower end of elastic sealing element, and drainpipe is fully sealed in closing passage, effectively prevent the foul smell in drainage pipeline it is general enter interior.
Description
【Technical field】
The invention is related to draining field, especially a kind of odour-proof floor drain.
【Background technology】
Floor drain, be connect sewerage system and flooring important interface, as in house drainage system it is important
Component, its performance quality directly affect the quality of room air.It is in the prior art that there are a variety of drain structures, such as spring
Floor drain is sealed with the gasket of spring elongation sealed core lower end.When anhydrous or water is few in floor drain, gasket is pulled up by spring
It stretches, closed conduct, when the water in floor drain reach a certain height, and the gravity of water is more than spring force, spring is oppressed downwards by water,
Gasket is opened, Auto-drainage.But spring is made of ferro-boron, the easily corrosion of Long Term Contact sewage, leads to elasticity decrease, failure,
Service life is not grown；And spring is easy winding hair, influences gasket rebound；In addition, gasket is mechanical structure, bad sealing.Need through
Often cleaning or replace, otherwise can cause the foul smell in drainage pipeline it is general enter interior, pollute room air.
For another example magnet formula floor drain in the prior art, the structure spring-like formula of this floor drain, with the magnetic of two blocks of magnet
Power is attracted gasket to seal.When hydraulic pressure is more than magnetic force, gasket opens downwards draining, and draining terminates, and hydraulic pressure reduces, and is less than
When magnetic force, magnet piece is attracted, and gasket is drawn high upwards.But since ground sewage water quality is very poor, such as scouring pad, brush it is various
Reason can be adsorbed on containing some iron impurities on magnet, and after a period of time, impurity layer may result in gasket and can not close
It closes, does not have deodorization effect；In addition, after being used for a long time, magnetic force can gradually weaken, disappear, and the unlatching up and down for influencing gasket is closed
It closes, is easy failure.Therefore design it is a booty can be avoided to deposit, the floor drain of good airproof performance is that the invention is urgently to be resolved hurrily
The problem of.
【Invention content】
Booty can be avoided to deposit to solve the above problems, the invention provides one kind, the portable of good airproof performance is anti-
Smelly floor drain.
To achieve the above object, the invention provides the following technical solutions：
A kind of portable odour-proof floor drain, including elastic sealing element, plastic body and elastic floor drain core, the elastic sealing element
Lateral wall and drainpipe madial wall be tightly connected, the elastic sealing element is sleeved on the outside of the plastic body, described
The upper end of plastic body has connecting pole and water inlet, and the upper end of the elasticity floor drain core, which is provided with, to be sleeved on the connecting pole
Connector sleeve, lower end, which has, is against the sealing of the elastic sealing element lower end, between the elasticity floor drain core and plastic body
Storage chamber wide at the top and narrow at the bottom is formed, the elasticity floor drain in-core is provided with up-narrow and down-wide cushion chamber；When water is from the water inlet
When being flowed into the storage chamber, the lower end of the elasticity floor drain core makes the sealing be sent out into the cushion chamber by water extruding
Raw elastic deformation, and the catadromous channel that can supply water is formed between the sealing and elastic sealing element, when the water storage
When intracavitary is anhydrous, the sealing elasticity restores the lower end for being against the elastic sealing element, closes the channel.
Preferably, it is further defined to：The elasticity floor drain core is in pyramid type, the elasticity floor drain core
Wall thickness gradually decreases from top to bottom.
Preferably, it is further defined to：The lower end of the elastic sealing element is provided with chamfering, and formed with
The adaptable inclined-plane of the lateral wall of the sealing, after assembly, the lateral wall of the sealing is against on the inclined-plane.
Preferably, it is further defined to：The lower end of the sealing extends outwardly, and is against the draining
On the madial wall of pipe.
Preferably, it is further defined to：The upper end of the plastic body is provided with crossbeam portion, the crossbeam
The middle part in portion is downwardly convex to form the connecting pole, and the water inlet is located at the both sides in the crossbeam portion.
Preferably, it is further defined to：Annular slot is provided on the connecting pole, the connector sleeve
Upper end convexes to form annular edge inwardly, and the annular snap checkpost enters in the annular slot, and the annular slot has upper
The upper surface in transverse annular card face and lower transverse annular card face, the annular edge is against on the upper transverse annular card face, institute
The lower face for stating annular edge is against on the lower transverse annular card face.
Preferably, it is further defined to：The connecting pole has the card positioned at the annular slot lower end
Head, the clamp have vertical annular snap face, and the vertical annular snap face is against on the madial wall of the connector sleeve.
Preferably, it is further defined to：The upper end of the plastic body is provided with the annular chuck of evagination,
The madial wall of the elastic sealing element is provided with the annular groove to match with the annular chuck, after assembly, the annular snap
Platform is inserted into the annular groove.
Preferably, it is further defined to：The outer diameter of 2 lower end of the plastic body is gradually reduced from top to bottom
In throat structure.
Preferably, it is further defined to：The upper end of the elastic sealing element is provided with the convex annular of evagination
Platform, after assembly, the annular convex platform is against on the madial wall of the drainpipe.
The advantageous effect of the invention is：The invention uses direct drainage, is opened and closed using flow its own gravity
Stepless time adjustment is realized in channel, and when there is water in storage chamber, the lower end of elastic floor drain core, which is pressed against by water in cushion chamber, occurs elasticity
Deformation, channel are opened, and water flows directly into drainpipe, and displacement is big, while being also avoided that booty deposits；When anhydrous in storage chamber
When, the lower end elasticity of elastic floor drain core restores the lower end for being against elastic sealing element, and drainpipe is fully sealed, effectively in closing passage
Prevent the foul smell in drainage pipeline it is general enter interior.
The upper end of elastic floor drain core is sleeved on integrally formed with connector sleeve, connector sleeve on the connecting pole of plastic body, assembly
Simply, it is convenient to replace；Plastic body is tightly connected by elastic sealing element and drainpipe, can not only be prevented smelly in drainage pipeline
Gas it is general enter interior, moreover it is possible to prevent the insect in drainpipe to be discharged into interior.
【Description of the drawings】
Fig. 1 is the structural schematic diagram of the invention；
Fig. 2 is the transverse sectional view of the invention；
Fig. 3 is the longitudinal sectional view of the invention；
Fig. 4 is enlarged diagram at A in Fig. 3；
Fig. 5 is the decomposition diagram of the invention；
Fig. 6 is the exploded sectional view of the invention；
Fig. 7 is enlarged diagram at B in Fig. 6；
Fig. 8 is one of use state sectional view of the invention；
Fig. 9 is the two of the use state sectional view of the invention；
Figure 10 is enlarged diagram at C in Fig. 9.
【Specific implementation mode】
Below in conjunction with the drawings and specific embodiments, invention is further described in detail：
As shown in attached drawing 1 to attached drawing 10, a kind of portable odour-proof floor drain, including elastic sealing element 1, plastic body 2 and bullet
Property floor drain core 3, the lateral wall of the elastic sealing element 1 and the madial wall of drainpipe 4 be tightly connected, and foul smell is effectively prevent to pass through bullet
Gap between property sealing element 1 and drainpipe 4 it is general enter interior.The elastic sealing element 1 is sleeved on the outer of the plastic body 2
There is connecting pole 22 and water inlet 29, the upper end of the elasticity floor drain core 3 to be provided with suit for the upper end of side, the plastic body 2
Connector sleeve 31 on the connecting pole 22, lower end have the sealing 33 for being against 1 lower end of the elastic sealing element, the elasticity
Storage chamber 5 wide at the top and narrow at the bottom is formed between floor drain core 3 and plastic body 2, is provided in the elasticity floor drain core 3 up-narrow and down-wide
Cushion chamber 6；When water is flowed into from the water inlet in the storage chamber 5, the lower end of the elasticity floor drain core 3 is made by water extruding
Elastic deformation occurs into the cushion chamber 6 for the sealing 33, and is formed between the sealing 33 and elastic sealing element 1
Can supply water catadromous channel 8, and water flows directly into drainpipe, and displacement is big, while also be avoided that booty deposits；When described
When anhydrous in storage chamber 5,33 elasticity of the sealing restores the lower end for being against the elastic sealing element 1, closes the channel 8,
Drainpipe is fully sealed, effectively prevent the foul smell in drainage pipeline it is general enter interior.The portable odour-proof floor drain is arranged using through type
Water is opened and closed channel 8 using flow its own gravity, realizes that stepless time adjustment, performance are stablized, will not be as spring type floor drain or magnet formula
The such elastic force of floor drain or magnetic force fade away, ultimate failure, in addition, flow and under when there will not be any resistance, displacement reaches
To 1.3L/S, drainage speed is fast.
In the present embodiment, the elastic sealing element 1 and elastic floor drain core 3 are all made of with superior viscoplasticity and well living
The rubber material of dynamic property, can ensure between elastic sealing element 1 and drainpipe 4, the lateral wall of elastic floor drain core 3 and inclined-plane 7 it
Between, be close between elastic 3 lower end of floor drain core and drainpipe 4 and airtight.The elasticity floor drain core 3 is preferably pyramid type, institute
The wall thickness for stating elastic floor drain core gradually decreases from top to bottom, make elastic floor drain core 3 be easier occur elastic deformation, high sensitivity,
When water storage is less in storage chamber, it can also open channel 8 and water is discharged.When needing a large amount of drainings, elastic floor drain core 3 is by more
Big extruding force, the bigger that the meeting nature of channel 8 opens, carries out Quick drainage, realizes stepless time adjustment.
In the present embodiment, the lower end of the elastic sealing element 1 is provided with chamfering, and is formed outer with the sealing 33
The adaptable inclined-plane 7 of side wall, after assembly, the lateral wall of the sealing 33 is against on the inclined-plane 7, effectively increases elastic packing
The contact area of part 1 and elastic floor drain core 3, better tightness.The lower end of the sealing 33 extends outwardly, and is against the row
On the madial wall of water pipe 4, storage chamber 5 is made to be fully sealed, meanwhile, it is also functioned between elastic sealing element 1 and drainpipe 4 secondary close
Envelope acts on.
In order to keep plastic body 2 and elastic floor drain core 3 concentric, the upper end of the plastic body 2 is provided with crossbeam portion 21,
The middle part in the crossbeam portion 21 is downwardly convex to form the connecting pole 22.The water inlet is located at the both sides in the crossbeam portion 21,
It is connected to storage chamber 5.Plastic body 2 can be integrated injection molding.In order to more easily install elastic floor drain core 3, the company
It connects and is provided with annular slot 23 on column 22, the upper end of the connector sleeve 31 convexes to form annular edge 32, the annular inwardly
Edge 32 is caught in the annular slot 23, simple in structure, realizes portable installation；Furthermore, the annular slot
23 there is upper transverse annular card face 24 and lower transverse annular card face 25, the upper surface of the annular edge 32 to be against the upper transverse direction
On annular snap face 24, the lower face of the annular edge 32 is against on the lower transverse annular card face 25, make annular edge 32 with
Tight fit between annular slot 23, firmly installs.The connecting pole 22 has the clamp 26 positioned at 23 lower end of the annular slot,
The clamp 26 has vertical annular snap face 27, and the vertical annular snap face 27 is against on the madial wall of the connector sleeve 31, makes
Clamp 26 and 31 tight fit of connector sleeve realize that secondary tight fit, installation are more secured.
In the present embodiment, the upper end of the plastic body 2 is provided with the annular chuck 28 of evagination, the elastic sealing element
1 madial wall is provided with the annular groove 11 to match with the annular chuck 28, and after assembly, the annular chuck 28 is inserted into institute
It states in annular groove 11, makes elastic sealing element 1 and 2 tight fit of plastic body, assembly is simple, firmly installs.For the ease of plastics
Main body 2 is inserted into elastic sealing element 1 from top to bottom, and the outer diameter of 2 lower end of the plastic body is gradually reduced from top to bottom in necking
Structure.The outer diameter of the upper surface of the plastic body 2 is more than the internal diameter of the elastic sealing element 1, makes elastic sealing element 1 and plastics
It is interference fitted between main body 2, installation is more secured.Since elastic sealing element 1 uses rubber material, there is high resiliency, bullet of being more convenient for
Property sealing element 1 is sleeved on the outside of plastic body 2.The upper end of the elastic sealing element 1 is provided with the annular convex platform 12 of evagination, dress
After matching, the annular convex platform 12 is against on the madial wall of the drainpipe 4, and interference between elastic sealing element 1 and drainpipe 4 is made to match
It closes, assembly is simple, firmly installs；12 one side of annular convex platform plays the role of anti-skidding, prevents the floor drain from falling into drainpipe, separately
On the one hand, play sealing function, can prevent foul smell by the gap between elastic sealing element 1 and drainpipe 4 it is general enter interior.
Claims (10)
1. a kind of portable odour-proof floor drain, it is characterised in that it includes elastic sealing element (1), plastic body (2) and elastic floor drain
Core (3), the lateral wall of the elastic sealing element (1) are tightly connected with the madial wall of drainpipe (4), the elastic sealing element (1)
It is sleeved on the outside of the plastic body (2), the upper end of the plastic body (2) has connecting pole (22) and water inlet (29),
The upper end of the elasticity floor drain core (3) is provided with the connector sleeve (31) being sleeved on the connecting pole (22), and lower end, which has, to be against
The sealing (33) of elastic sealing element (1) lower end forms upper width between the elasticity floor drain core (3) and plastic body (2)
Under narrow storage chamber (5), is provided with up-narrow and down-wide cushion chamber (6) in the elasticity floor drain core (3)；When water is from the water inlet
Be flowed into the storage chamber (5) it is interior when, the lower end of the elasticity floor drain core (3) makes the sealing (33) to described by water extruding
Occur elastic deformation in cushion chamber (6), and between the sealing (33) and elastic sealing element (1) formation can supply water fair current and
Under channel (8), when anhydrous in the storage chamber (5), the sealing (33) elasticity is restored to be against the elastic sealing element
(1) channel (8) is closed in lower end.
2. portable odour-proof floor drain according to claim 1, it is characterised in that the elasticity floor drain core (3) is in pyramid type,
The wall thickness of the elasticity floor drain core gradually decreases from top to bottom.
3. portable odour-proof floor drain according to claim 2, it is characterised in that the lower end of the elastic sealing element (1) is arranged
There is chamfering, and forms the inclined-plane (7) adaptable with the lateral wall of the sealing (33), after assembly, the sealing (33)
Lateral wall is against on the inclined-plane (7).
4. portable odour-proof floor drain according to claim 3, it is characterised in that the lower end of the sealing (33) is to extension
It stretches, and is against on the madial wall of the drainpipe (4).
5. portable odour-proof floor drain according to claim 1, it is characterised in that the upper end of the plastic body (2) is provided with
Crossbeam portion (21), the middle part of the crossbeam portion (21) is downwardly convex to form the connecting pole (22), and the water inlet is located at described
The both sides in crossbeam portion (21).
6. according to any portable odour-proof floor drains of claim 1-5, it is characterised in that be arranged on the connecting pole (22)
There are annular slot (23), the upper end of the connector sleeve (31) to convex to form annular edge (32), the annular edge inwardly
(32) it is caught in the annular slot (23), the annular slot (23) has upper transverse annular card face (24) and lower transverse annular
The upper surface in card face (25), the annular edge (32) is against on the upper transverse annular card face (24), the annular edge
(32) lower face is against on the lower transverse annular card face (25).
7. portable odour-proof floor drain according to claim 6, it is characterised in that the connecting pole (22) has positioned at described
The clamp (26) of annular slot (23) lower end, the clamp (26) have vertical annular snap face (27), the vertical annular snap face
(27) it is against on the madial wall of the connector sleeve (31).
8. according to any portable odour-proof floor drains of claim 1-5, it is characterised in that the upper end of the plastic body (2)
It is provided with the annular chuck (28) of evagination, the madial wall of the elastic sealing element (1) is provided with and the annular chuck (28) phase
Matched annular groove (11), after assembly, the annular chuck (28) is inserted into the annular groove (11).
9. portable odour-proof floor drain according to claim 8, it is characterised in that the outer diameter of plastic body (2) lower end from
On be gradually reduced down in throat structure.
10. according to any portable odour-proof floor drains of claim 1-5, it is characterised in that the elastic sealing element (1)
Upper end is provided with the annular convex platform (12) of evagination, and after assembly, the annular convex platform (12) is against the madial wall of the drainpipe (4)
On.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810619497.3A CN108547369A (en) | 2018-06-11 | 2018-06-11 | A kind of portable odour-proof floor drain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810619497.3A CN108547369A (en) | 2018-06-11 | 2018-06-11 | A kind of portable odour-proof floor drain |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108547369A true CN108547369A (en) | 2018-09-18 |
Family
ID=63493464
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810619497.3A Pending CN108547369A (en) | 2018-06-11 | 2018-06-11 | A kind of portable odour-proof floor drain |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108547369A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112833600A (en) * | 2019-11-22 | 2021-05-25 | 青岛海尔电冰箱有限公司 | A kind of refrigerator |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07197504A (en) * | 1994-01-06 | 1995-08-01 | Doi Fudousan:Kk | Odor shutting-off trap for drain pipe |
| KR200233488Y1 (en) * | 2001-02-24 | 2001-09-28 | 김병기 | Apparatus for Smell Interception of Drain Hole |
| KR20040033942A (en) * | 2002-10-16 | 2004-04-28 | 화인테크놀로지 주식회사 | Prevention apparatus of stink and noise from sewage pipe |
| KR20040108397A (en) * | 2003-06-17 | 2004-12-24 | 박태원 | Drain Trap |
| KR20080089804A (en) * | 2007-04-02 | 2008-10-08 | 유근빈 | Device for draining water |
| CN201605654U (en) * | 2010-02-21 | 2010-10-13 | 张石俊 | Anti-odor floor drain core |
| KR20120003026U (en) * | 2010-10-25 | 2012-05-03 | 권춘자 | Bad smell preventing cover of manhole |
| CN104912178A (en) * | 2015-06-16 | 2015-09-16 | 台州海天铜业制造有限公司 | Deodorizing floor drain |
| CN208501846U (en) * | 2018-06-11 | 2019-02-15 | 广东安格尔橡塑科技有限公司 | A kind of portable odour-proof floor drain |
-
2018
- 2018-06-11 CN CN201810619497.3A patent/CN108547369A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07197504A (en) * | 1994-01-06 | 1995-08-01 | Doi Fudousan:Kk | Odor shutting-off trap for drain pipe |
| KR200233488Y1 (en) * | 2001-02-24 | 2001-09-28 | 김병기 | Apparatus for Smell Interception of Drain Hole |
| KR20040033942A (en) * | 2002-10-16 | 2004-04-28 | 화인테크놀로지 주식회사 | Prevention apparatus of stink and noise from sewage pipe |
| KR20040108397A (en) * | 2003-06-17 | 2004-12-24 | 박태원 | Drain Trap |
| KR20080089804A (en) * | 2007-04-02 | 2008-10-08 | 유근빈 | Device for draining water |
| CN201605654U (en) * | 2010-02-21 | 2010-10-13 | 张石俊 | Anti-odor floor drain core |
| KR20120003026U (en) * | 2010-10-25 | 2012-05-03 | 권춘자 | Bad smell preventing cover of manhole |
| CN104912178A (en) * | 2015-06-16 | 2015-09-16 | 台州海天铜业制造有限公司 | Deodorizing floor drain |
| CN208501846U (en) * | 2018-06-11 | 2019-02-15 | 广东安格尔橡塑科技有限公司 | A kind of portable odour-proof floor drain |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112833600A (en) * | 2019-11-22 | 2021-05-25 | 青岛海尔电冰箱有限公司 | A kind of refrigerator |
| CN112833600B (en) * | 2019-11-22 | 2022-09-23 | 青岛海尔电冰箱有限公司 | A kind of refrigerator |
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