CN211774421U - Deodorant floor drain - Google Patents

Abstract

The utility model discloses a deodorant floor drain, belonging to the technical field of floor drain device manufacture, comprising a floor drain body, wherein the floor drain body comprises a first drainage chamber and a second drainage chamber; the top of the first water drainage chamber is provided with a ground sewage inlet; a sewer pipe interface is arranged at the bottom of the second drainage chamber, and an odor-resistant core assembly is arranged at the sewer pipe interface and is detachably connected with the sewer pipe interface; the first water drainage chamber and the second water drainage chamber are communicated through a water drainage chamber connecting port, and a smell return prevention one-way water drainage device is arranged at the water drainage chamber connecting port. The utility model has the characteristics of deodorant effect is better, and sewer pipe returns the flavor problem and the probability is lower.

Description

Deodorant floor drain

Technical Field

The utility model relates to a technical field that the floor drain device was made especially relates to a deodorant floor drain.

Background

The floor drain is an important part in a domestic residential drainage system and is a necessary device for people to decorate a toilet. The conventional floor drain mainly has two functions, namely, the sewage on the ground is discharged, the smell of a sewer pipe is prevented from returning, the quality of indoor air is directly influenced by the performance of the floor drain, and the floor drain is very important for controlling the peculiar smell in a bathroom.

The floor drains on the current market mainly have two main types as follows:

the first type is a water seal floor drain, which has the advantages that when the water seal exists, the water seal floor drain is sealed more tightly, and the odor return prevention effect is better; however, the water seal with the function of preventing odor from returning is easy to evaporate, and the sewer pipe can return odor indoors after the water seal evaporates.

In addition, water-seal floor drains have three main disadvantages:

firstly, the water seal floor drain can not effectively prevent insects in the sewer pipe from entering the room;

secondly, mosquitoes are easy to breed in the water accumulation environment of the water seal floor drain, and the bred mosquitoes can directly enter a room;

thirdly, when the sewer pipe returns water, the water seal floor drain can not play the role of preventing water from returning.

The second type is a mechanical closed floor drain, and compared with the traditional water seal floor drain, the mechanical closed floor drain has the following advantages:

firstly, no accumulated water is left, and mosquitoes cannot grow;

secondly, when the mechanical sealing device of the mechanical sealing type floor drain is closed, insects in the sewer pipe can be effectively prevented from entering a room;

and thirdly, when the mechanical sealing device of the mechanical sealing floor drain is closed, the mechanical sealing device can also play a role in preventing the return water from entering the room when the sewer returns water.

However, the mechanical closing device of the mechanical closing floor drain has the disadvantages that the mechanical closing device of the mechanical closing floor drain is easy to close loosely, and because hairs and sludge are often mixed in the water flow discharged by the floor drain, and the hairs and sludge are often clamped in the middle of the mechanical closing device, so that the closing performance is poor, the closing is often not tight, and the odor of the sewer is caused.

Along with the development of times, the living standard of people is higher and higher, the requirement on the living quality is also higher and higher, people need that the deodorization effect is better, the probability of the smell returning problem of a sewer pipe is lower, and the floor drain with more perfect design is designed.

Disclosure of Invention

The utility model discloses to the above-mentioned problem that current water seal floor drain and mechanical seal formula floor drain exist, provide a deodorant floor drain, it is better to have deodorant effect, and sewer pipe returns the characteristics that the probability is lower to appear in the flavor problem.

In order to achieve the above object, the present invention provides the following technical solutions:

a deodorization floor drain comprises a floor drain body, wherein the floor drain body comprises a first drainage chamber and a second drainage chamber;

the top of the first water drainage chamber is provided with a ground sewage inlet;

a sewer pipe interface is arranged at the bottom of the second drainage chamber, and an odor-resistant core assembly is arranged at the sewer pipe interface and is detachably connected with the sewer pipe interface;

the first water drainage chamber and the second water drainage chamber are communicated through a water drainage chamber connecting port, the water drainage chamber connecting port is arranged on the bottom surface or the side surface of the first water drainage chamber, and a smell return prevention one-way drainage device is arranged at the connecting port of the water drainage chamber;

after entering the floor drain body from the ground sewage inlet, the ground sewage flows into the second drainage chamber from the first drainage chamber in a single direction through the odor-returning-preventing one-way drainage device and then is discharged into the sewer pipe through the odor-resistant core assembly at the sewer pipe interface.

Furthermore, the odor return prevention one-way drainage device comprises a frame and a water baffle covered on the frame, the water baffle is positioned on one side of the drainage chamber connecting port close to the second drainage chamber, the frame is arranged on one side of the drainage chamber connecting port close to the first drainage chamber, one end of the water baffle is hinged with the drainage chamber connecting port or one end of the frame, and under the impact of ground sewage, the water baffle is opened in one way from the first drainage chamber to the second drainage chamber; and after water flows through the frame, the water baffle is closed on the frame.

Furthermore, an observation window is arranged at the top of the first water drainage chamber or the second water drainage chamber and is arranged above the odor return prevention one-way water drainage device.

Further, deodorant core subassembly be the deodorant core of water seal.

Furthermore, the deodorization core assembly is a mechanical closed deodorization valve core.

Further, deodorant core subassembly be the deodorant core of silica gel elasticity closed type.

Furthermore, the top surface of the second drainage chamber is exposed on the ground, a second drainage chamber upper cover is arranged on the top surface of the second drainage chamber, and the second drainage chamber upper cover is detachably connected with the top of the second drainage chamber.

Furthermore, a drain pipe interface of the washing machine is arranged on the upper cover of the second drain chamber.

Furthermore, a concave dirt filtering basket with an upward opening is arranged in the first drainage chamber, the opening of the concave dirt filtering basket covers the ground sewage inlet, a drainage through hole is formed in the concave dirt filtering basket, and the concave dirt filtering basket filters water flowing from the ground sewage inlet to the drainage chamber connecting port.

Furthermore, a three-dimensional porous elastic water filtering material is arranged between the ground sewage inlet and the drainage chamber connecting port, and the three-dimensional porous elastic water filtering material filters water flowing from the ground sewage inlet to the drainage chamber connecting port; the three-dimensional porous elastic water filtering material is scouring pad, or PP cotton, or sponge.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model discloses be provided with in drainage chamber connector department and prevent returning one-way drainage device of flavor, be provided with deodorant core subassembly at sewer kneck simultaneously. For traditional mechanically closed floor drain or water seal floor drain, the utility model discloses deodorant effect is better. The odor-returning-prevention one-way drainage device and the odor-resistant core component are matched and supplemented with each other, so that the odor-returning-prevention one-way drainage device has double odor-resistant effects, and the probability of the odor-returning problem of the sewer pipeline is lower by applying the utility model;

(2) the utility model discloses in, deodorant core subassembly with the connection can be dismantled to the downcomer interface, works as when deodorant core subassembly takes place to block up or damage, it is more convenient to clear up or maintain, operates simplyr.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

Fig. 1 is a schematic structural diagram of a first embodiment of the present invention;

fig. 2 is a top view of a first embodiment of the present invention;

fig. 3 is a schematic structural diagram of a second embodiment of the present invention;

fig. 4 is a schematic structural diagram of a third embodiment of the present invention;

fig. 5 is a schematic structural diagram of a fourth embodiment of the present invention;

fig. 6 is a schematic structural diagram of a fifth embodiment of the present invention;

fig. 7 is a schematic structural diagram of a sixth embodiment of the present invention.

Description of reference numerals:

1. a first drain chamber; 2. a second drain chamber; 3. a ground sewage inlet; 4. a water outlet pipe interface; 5. a drain chamber connection port; 6. a smell return prevention one-way drainage device; 7. the water outlet pipe interface of the washing machine; 8. a frame; 9. a water baffle; 10. a closing plate; 11. a hinge device; 12. a gravity balancing device; 13. an N-pole magnet; 14. an S-pole magnet; 15. a dirt filtration basket; 16. an observation window; 17. marking a line; 18. a handle; 19. the magnetic attraction closed type deodorization core; 20. the silica gel elastic closed type deodorant core; 21. scouring pad; 22. an odor-resistant core assembly; 23. a sewer pipeline; 24. a deep water seal water inlet; 25. a water outlet is sealed in a deep water way; 26. a water trap; 27. an upper cover of the first water drainage chamber; 28. a second drain chamber upper cover; 29. stainless steel support frame.

Detailed Description

In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.

Example one

Referring to fig. 1, the utility model relates to a deodorization floor drain, which comprises a floor drain body, wherein the floor drain body comprises a first drainage chamber 1 and a second drainage chamber 2; the top of the first drainage chamber 1 is provided with a ground sewage inlet 3; the bottom of the second drainage chamber 2 is provided with a sewer pipe interface 4, a deodorization core component 22 is arranged at the sewer pipe interface 4, and the deodorization core component 22 is detachably connected with the sewer pipe interface 4.

The first water drainage chamber 1 is communicated with the second water drainage chamber 2 through a water drainage chamber connecting port 5, and the water drainage chamber connecting port 5 is arranged on the bottom surface or the side surface of the first water drainage chamber 1; a smell return prevention one-way drainage device 6 is arranged at the drainage chamber connecting port 5.

After entering the floor drain body from the ground sewage inlet 3, the ground sewage flows into the second drainage chamber 2 from the first drainage chamber 1 in a single direction through the odor-returning-preventing one-way drainage device 6 and then is discharged into the sewer pipe 23 through the deodorization core assembly 22 at the sewer pipe connector 4.

In this embodiment, the odor-resistant core assembly 22 is a deepwater seal odor-resistant core, which includes an inner cavity and an outer cavity; the top of the inner cavity is provided with a deep water seal water inlet 24, and the deep water seal water inlet 24 is communicated with the second drainage chamber 2; a deep water seal water outlet 25 is arranged on the side surface of the outer cavity, and the deep water seal water outlet 25 is communicated with the sewer pipeline 23; a trap 26 is arranged between the deepwater seal water inlet 24 and the deepwater seal water outlet 25, water stored in the trap 26 forms a water seal, and the depth of the water seal is more than or equal to 50 mm.

The sewer pipe connector 4 is fixedly connected with a sewer pipe 23, the deodorization core assembly 22 is arranged in the sewer pipe 23 and is positioned below the sewer pipe connector 4, and the upper edge of the deodorization core assembly 22 is in threaded connection or clamping connection with the sewer pipe connector 4. Deodorant silica gel sealing washer is provided with between deodorant core subassembly 22 with downcomer interface 4 for improve the leakproofness.

In this embodiment, the odor-returning-preventing one-way drainage device 6 comprises a frame 8 and a water baffle 9 covering the frame 8, wherein the water baffle 9 is positioned on one side of the drainage chamber connector 5 close to the second drainage chamber 2, the frame 8 is arranged on one side of the drainage chamber connector 5 close to the first drainage chamber 1, one end of the water baffle 9 is hinged with the drainage chamber connector 5 or one end of the frame 8, and under the impact of ground sewage, the water baffle 9 is opened in one way from the first drainage chamber 1 to the second drainage chamber 2; after water flows through, the water baffle 9 is closed on the frame 8.

Specifically, the upper end of the water baffle 9 is hinged with the upper edge of the drainage chamber connecting port 5 or hinged with the upper edge of the frame 8; the upper ends of the frame 8 and the water baffle 9 are obliquely arranged towards one side of the first water drainage chamber 1, and the water baffle 9 covers the frame 8 under the action of gravity; when ground sewage flows into the first water discharging chamber 1, the water baffle 9 is opened towards the second water discharging chamber 2 in a single direction under the action of the sewage, and after the sewage is discharged, the water baffle 9 is closed again under the action of gravity, so that the single-direction discharge of the sewage is ensured.

The beneficial effect of above-mentioned structure lies in:

(1) in the conventional water-seal floor drain, the water seal of the deep water-seal deodorizing core is communicated with indoor air, so that the water seal is easy to evaporate and dry, and the smell can be returned after the water seal dries up. In the embodiment, the odor-returning-prevention one-way drainage device 6 is arranged between the water seal of the deep water seal odor-resistant core and the indoor air, and the water baffle 9 of the odor-returning-prevention one-way drainage device 6 is in a closed state at ordinary times, so that the evaporation and drying of the water seal can be effectively slowed down, and the odor-returning condition can be reduced;

(2) in the conventional mechanical closed floor drain, the mechanical closing device is easy to close and is not tight, so that the floor drain has poor sealing performance. In the embodiment, the deepwater seal deodorization core plays a beneficial auxiliary role in the combination of the water baffle 9 and the frame 8, and when the water baffle 9 is not tightly closed, the deepwater seal deodorization core can effectively prevent the occurrence of odor reversion;

(3) in the embodiment, the odor-returning-preventing one-way drainage device 6 can make up the defect of the deep water seal odor-preventing core, solve the problem and effectively prevent mosquitoes bred in the water seal from entering the room;

(4) the water seal structure of the conventional deep water seal odor-resistant core can not prevent insects in the sewer pipeline 23 from entering a room, and in the embodiment, the odor-returning-preventing one-way drainage device 6 can make up the defect of the deep water seal odor-resistant core and solve the problem;

(5) the water seal structure of the conventional deepwater seal odor-resistant core cannot play a role of preventing water return when the sewer pipeline 23 returns water, in the embodiment, the odor-return-preventing one-way drainage device 6 can make up the defect of the deepwater seal odor-resistant core, and solve the problem;

(6) according to the national standard of GB/T27710-; in this embodiment, the deep water seal odor-resistant core is installed in the sewer pipe 23 and located below the floor drain body, and is not limited by the height of the space between the waterproof layer on the toilet floor and the surface of the ceramic tile, so that the utility model can be installed no matter the height between the waterproof layer on the toilet floor and the surface of the ceramic tile, and the installation application range is wider;

(7) in this embodiment, the deodorant core of deep water seal with downcomer interface 4 can be dismantled and be connected, works as when the deodorant core of deep water seal takes place to block up or damage, and clearance or maintenance are more convenient, and the operation is simpler.

An observation window 16 is arranged at the top of the first water drainage chamber 1 or the second water drainage chamber 2, and the observation window 16 is arranged above the odor-returning-preventing one-way water drainage device 6.

Referring to fig. 1 and 2, in the embodiment, the top surface of the second drainage chamber 2 is provided with an observation window 16, the upper end of the water baffle 9 is located below the top surface of the second drainage chamber 2, a mark line 17 is arranged on the top of the upper end of the water baffle 9, and the observation window 16 is arranged above the mark line 17. The observation window 16 is made of a transparent acrylic sheet or a tempered glass sheet.

The ground sewage inlet 3 is covered with a first water drainage chamber upper cover 27, and the first water drainage chamber upper cover 27 is provided with a first upper cover water inlet hole.

In practical use, under the condition that the upper end of the water baffle 9 is hinged with the upper edge of the drainage chamber connecting port 5 or hinged with the upper edge of the frame 8, when dirt such as hair is clamped between the water baffle 9 and the frame 8, the position of the identification line 17 is different from the position of the identification line in normal closing, and a user can find the change in time through the observation window 16 and process the change in time, so that the occurrence of odor returning is reduced.

The top surface of the second drainage chamber 2 is exposed on the ground, a second drainage chamber upper cover 28 is arranged on the top surface of the second drainage chamber 2, and the second drainage chamber upper cover 28 is detachably connected with the top of the second drainage chamber 2.

In this embodiment, the top of second drainage chamber 2 is provided with second drainage chamber upper shed, second drainage chamber upper cover 28 pass through the screw with second drainage chamber upper shed is connected fixedly second drainage chamber upper cover 28 with be provided with the silica gel sealing washer between the second drainage chamber upper shed, thereby guarantee second drainage chamber 2's leakproofness.

When the deepwater seal deodorization core needs to be maintained or cleaned, a user can open the second drainage chamber upper cover 28 to maintain or clean the deepwater seal deodorization core, and the operation is more convenient.

In this embodiment, a washing machine drain pipe interface 7 is arranged on the second drain chamber upper cover 28, and the washing machine drain pipe interface 7 can be detachably connected with a conventional washing machine drain pipe.

When the conventional deep water seal floor drain is connected with a drainage pipe of a washing machine for drainage, water is easy to return to the ground. The conventional deep water seal floor drain has slow drainage speed, the washing machine has high flow speed and large flow during drainage, and a water way for draining water of the washing machine is communicated with a water way for draining ground sewage in the conventional deep water seal floor drain, so the condition of water return often occurs. In the embodiment, the odor-returning-preventing one-way drainage device 6 is arranged between the water way for draining water of the washing machine and the water way for draining sewage on the ground, so that the washing machine is ensured not to return water to the ground during drainage.

Referring to fig. 1, a concave dirt filtering basket 15 with an upward opening is arranged in the first water drainage chamber 1, the opening of the concave dirt filtering basket 15 covers the ground sewage inlet 3, a water drainage through hole is arranged on the concave dirt filtering basket 15, the area of the through hole is less than 4 square millimeters, and the concave dirt filtering basket 15 filters water flowing from the ground sewage inlet 3 to the water drainage chamber connecting port 5.

In this embodiment, a hard basket is disposed on the top of the dirt filtering basket 15, and the side and bottom surfaces of the dirt filtering basket 15 are made of stainless steel filter mesh or nylon fiber filter mesh. The edge of the hard basket at the upper part of the dirt filtering basket 15 is lapped with the edge of the ground sewage inlet 3 at the top of the first drainage chamber 1, the dirt filtering basket 15 is concave, and through holes are arranged on the side surface and the bottom surface of the dirt filtering basket 15, and in the embodiment, the area of each through hole is preferably 1 square millimeter. The dirt filter basket 15 is provided with a handle 18.

In this embodiment, the size of the first drainage chamber 1 is not limited, and the first drainage chamber can be horizontally lengthened according to the needs of users, the ground sewage inlet 3 is larger than the inlet of a conventional 10 cm by 10 cm floor drain, the surface area of the dirt filtering basket 15 is larger than that of a conventional floor drain filtering grate, and the through holes of the dirt filtering basket 15 are smaller than the water through holes of the conventional floor drain filtering grate. In the conventional water seal floor drain, hairs are easily accumulated in a trap 26 of the deep water seal deodorization core, and then blockage is caused. In this embodiment, the dirt filtering basket 15 has higher filtering precision and better filtering effect, so the probability of blockage at the trap 26 of the deepwater sealing deodorizing core is lower.

In this embodiment, the second drain chamber 2 is provided on a side surface of the first drain chamber 1, and the drain chamber connection port 5 is provided on a side surface of the first drain chamber 1. The sewer pipe connector 4 is not higher than the drainage chamber connector 5, and the drainage chamber connector 5 is lower than the ground sewage inlet 3. The bottom surface height that first row of hydroecium 1 is close to drain chamber connector 5 one side highly maintains an equal level with the height of frame 8 lower edge, 1 bottom surface height of first row of hydroecium reduces gradually along keeping away from frame 8 to the direction of being close to frame 8, has guaranteed that sewage flows out to second drain chamber 2 smoothly by first row of hydroecium 1. The bottom surface of the second drain chamber 2 is not higher than the bottom surface of the first drain chamber 1. In this embodiment, the bottom surface of the second drain chamber 2 is lower than the lower edge of the rim 8.

Example two

Referring to fig. 3, the other steps are the same as the first embodiment, except that the upper ends of the frame 8 and the splash guard 9 are inclined toward the second drain chamber 2, the lower end of the splash guard 9 is provided with an N-pole magnet 13, an S-pole magnet 14 is arranged on the frame 8 at a position corresponding to the N-pole magnet 13 at the lower end of the splash guard 9, and the splash guard 9 covers the frame 8 under the action of magnetic force. When sewage on the ground flows into the first water discharging chamber 1, the water baffle 9 is opened towards the second water discharging chamber 2 in a single direction under the action of the sewage, and after the sewage is discharged, the water baffle 9 is closed again under the action of magnetic force, so that the single-direction discharge of the sewage is ensured.

EXAMPLE III

Referring to fig. 4, the other steps are the same as those of the first embodiment, except that the observation window 16 is not provided, the drain chamber connection port 5 is provided on the bottom surface of the first drain chamber 1, and the water guard plate 9 is provided in a transverse direction; the water baffle 9 comprises a closing plate 10, a hinge device 11 and a gravity balance device 12, the closing plate 10 covers the frame 8, the hinge device 11 is arranged between the closing plate 10 and the gravity balance device 12, the water baffle 9 is hinged with one end of the drainage chamber connecting port 5 or one end of the frame 8 through the hinge device 11, the weight of the gravity balance device 12 is larger than or equal to that of the closing plate 10, and the gravity balance device 12 is a gravity weight block.

After sewage enters the first water drainage chamber 1, under the action of the gravity of the sewage on the ground, the closing plate 10 is opened, the sewage flows to the second water drainage chamber 2 from the first water drainage chamber 1, and after the sewage is drained, the closing plate 10 is closed under the action of the gravity balance device 12 by using the hinge device 11 as a fulcrum and utilizing the lever principle, so that the one-way drainage of the sewage is ensured.

Example four

Referring to fig. 5, the other steps are the same as the first embodiment, except that the deodorizing core assembly 22 is a mechanically enclosed deodorizing core. Specifically, the mechanical closed type deodorization valve core is a magnetic suction closed type deodorization core 19.

In this embodiment, the upper edge of the magnetically closed type odor-resistant core 19 is in threaded connection or clamped connection with the sewer pipe connector 4, and the magnetically closed type odor-resistant core 19 is a common device in the field of floor drains, and will not be described in detail herein.

The beneficial effects of the embodiment are as follows:

(1) the conventional floor drain is only provided with one deodorization device, and when one deodorization device fails, the floor drain can return odor. In the embodiment, the mechanical closed type deodorization valve core and the odor-returning prevention one-way drainage device 6 are two independent deodorization devices which complement each other and have double deodorization effects, and the odor of the floor drain can be returned only when the two deodorization devices fail, so that the probability of the odor-returning situation is effectively reduced on the whole in the embodiment;

(2) in the embodiment, the installation height of the mechanical closed type deodorization valve core is lower than that of the odor-returning prevention one-way drainage device 6, so that the resistance to water flow is small, and drainage is smoother under the action of the gravity of the water flow.

EXAMPLE five

Referring to fig. 6, the rest of the embodiment is the same as the first embodiment, except that the deodorizing core assembly 22 is a silicone elastic closed deodorizing core 20. In this embodiment, the upper edge of the silicone elastic closed type odor-resistant core 20 is in threaded connection or clamped connection with the sewer pipe interface 4, and the silicone elastic closed type odor-resistant core 20 is a common device in the field of floor drains, and will not be described in detail herein.

The beneficial effects of this embodiment are the same as those of the fourth embodiment.

EXAMPLE six

Referring to fig. 7, the other points are the same as the first embodiment, except that a three-dimensional porous elastic water filtering material is arranged between the ground wastewater inlet 3 and the drain chamber connecting port 5, and the three-dimensional porous elastic water filtering material filters the water flowing from the ground wastewater inlet 3 to the drain chamber connecting port 5; the three-dimensional porous elastic water filtering material is scouring pad 21, or PP cotton, or sponge.

In this embodiment, the three-dimensional porous elastic water filtering material is a sheet-shaped scouring pad 21, a stainless steel support frame 29 is arranged below the scouring pad 21, the stainless steel support frame 29 is overlapped with the side wall of the first water drainage chamber 1, and a groove matched with the stainless steel support frame 29 is arranged on the side wall of the first water drainage chamber 1. The scouring pad 21 is disposed between the stainless steel support frame 29 and the surface sewage inlet 3, and filters water flowing from the surface sewage inlet 3 to the drain chamber connection port 5.

The beneficial effects of the embodiment are as follows:

compared with the filtering grate of the conventional floor drain, the filtering precision of the scouring pad 21 is higher in the embodiment, so that the scouring pad can effectively filter hairs in sewage, when the scouring pad is matched with the deep water seal deodorization core for use, dirt such as hairs can be effectively prevented from being accumulated and blocked at the water storage bend 26, and the problem that the hairs are easily accumulated in the deep water seal deodorization core to cause the blockage is effectively solved in the embodiment.

In addition, the three-dimensional porous elastic water filtering material can also be filled in the first water drainage chamber 1, so that the effects of filtering hair and precipitating sludge are achieved.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims (10)

1. A deodorization floor drain is characterized by comprising a floor drain body, wherein the floor drain body comprises a first drainage chamber (1) and a second drainage chamber (2);

a ground sewage inlet (3) is formed in the top of the first water drainage chamber (1);

a lower water pipe connector (4) is arranged at the bottom of the second drainage chamber (2), a deodorization core assembly (22) is arranged at the lower water pipe connector (4), and the deodorization core assembly (22) is detachably connected with the lower water pipe connector (4);

the first water drainage chamber (1) is communicated with the second water drainage chamber (2) through a water drainage chamber connecting port (5), the water drainage chamber connecting port (5) is arranged on the bottom surface or the side surface of the first water drainage chamber (1), and a smell return prevention one-way drainage device (6) is arranged at the position of the water drainage chamber connecting port (5);

after the ground sewage enters the floor drain body from the ground sewage inlet (3), the ground sewage flows into the second drainage chamber (2) from the first drainage chamber (1) in a one-way mode through the odor-returning prevention one-way drainage device (6), and then is discharged into a sewer pipe (23) through the odor-resistant core assembly (22) at the sewer pipe connector (4).

2. The odor-resistant floor drain according to claim 1, wherein the odor-return-preventing one-way drainage device (6) comprises a frame (8) and a water baffle (9) covering the frame (8), the water baffle (9) is positioned on one side of the drainage chamber connector (5) close to the second drainage chamber (2), the frame (8) is arranged on one side of the drainage chamber connector (5) close to the first drainage chamber (1), one end of the water baffle (9) is hinged with one end of the drainage chamber connector (5) or one end of the frame (8), and under the impact of ground sewage, the water baffle (9) is opened in one way from the first drainage chamber (1) to the second drainage chamber (2); after water flows through, the water baffle (9) is closed on the frame (8).

3. The odor-resistant floor drain according to claim 1, characterized in that an observation window (16) is arranged on the top of the first drainage chamber (1) or the second drainage chamber (2), and the observation window (16) is arranged above the odor-return-preventing one-way drainage device (6).

4. An odour-resistant floor drain according to claim 1, wherein said odour-resistant core assembly (22) is a water-seal odour-resistant core.

5. Deodorant floor drain according to claim 1, characterized in that the deodorant core assembly (22) is a mechanically closed deodorant valve cartridge.

6. An anti-odor floor drain according to claim 1, characterized in that said anti-odor core assembly (22) is a silicone elastic closed anti-odor core (20).

7. The odor-resistant floor drain according to claim 1, wherein the top surface of the second drainage chamber (2) is exposed to the ground, a second drainage chamber upper cover (28) is arranged on the top surface of the second drainage chamber (2), and the second drainage chamber upper cover (28) is detachably connected with the top of the second drainage chamber (2).

8. An anti-odor floor drain according to claim 7, characterized in that a washing machine drain pipe interface (7) is arranged on the second drain chamber upper cover (28).

9. An anti-odor floor drain according to claim 1, characterized in that a concave dirt filtering basket (15) with an upward opening is arranged in the first drainage chamber (1), the opening of the concave dirt filtering basket (15) covers the ground sewage inlet (3), a drainage through hole is arranged on the concave dirt filtering basket (15), and the concave dirt filtering basket (15) filters the water flowing from the ground sewage inlet (3) to the drainage chamber connecting port (5).

10. The odor-resistant floor drain according to claim 1, wherein a three-dimensional porous elastic water filtering material is arranged between the ground sewage inlet (3) and the drain chamber connecting port (5), and the three-dimensional porous elastic water filtering material filters the water flowing from the ground sewage inlet (3) to the drain chamber connecting port (5).

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