CN105386507A - Buoyancy type automatic sealing deodorization floor drain - Google Patents

Abstract

The invention discloses a buoyancy type self-sealing deodorant floor drain, which comprises a floor drain body which is hollow inside to form a sewer channel and an opening and closing assembly which can automatically open and close the sewer channel by relying on water buoyancy; the opening and closing assembly includes a valve seat arranged in the floor drain body and The floating part that can float up and down and cooperate with the valve seat to open and close the sewer channel; when water enters the sewer channel in the floor drain body, the floating part can move upwards and leave the valve seat under the action of water buoyancy, so that the sewer channel is opened to discharge sewage , when the discharge of sewage is finished, there is no water in the sewer channel, and the floating part moves downward under the action of its own weight to contact the valve seat to form a sealing fit, so that the sewer channel is closed, thereby preventing the odor in the sewer from coming from the floor drain body Spilling pollutes the indoor sanitation; the invention not only has good sealing effect, can effectively prevent insects and deodorize, but also has a simple structure, long service life and convenient installation and cleaning compared with the spring structure automatic opening and closing device in the existing floor drain.

Description

Buoyancy type self-sealing deodorant floor drain

technical field

The invention relates to the field of indoor drainage systems, in particular to a buoyancy type automatic sealing and deodorant floor drain.

Background technique

Floor drains are designed and installed on the ground in kitchens, bathrooms, and balconies of buildings to discharge sewage. The performance of the floor drain directly affects the quality of the indoor air, and is very important for indoor odor control. In order to achieve the purpose of deodorizing and preventing insects, a sealing device is arranged in the existing floor drain, and the sealing device seals the floor drain after the drainage of the floor drain is completed, so as to achieve the purposes of deodorizing and preventing insects. However, most of the sealing devices in the existing floor drains are one-way valve structures, which achieve the purpose of automatic opening and sealing through the effect of water flow pressure and spring automatic rebound, but this sealing device has certain limitations, and its sealing performance is not good. , or easily damaged during long-term use, the service life is not long, it needs to be replaced frequently, and the installation structure of the spring needs to take up a large space, and the installation is complicated, and it is very inconvenient to clean it.

Therefore, it is necessary to improve the existing floor drain, which not only has a good sealing effect, can effectively prevent insects and deodorize, but also has a simple structure, a long service life, and is easy to clean.

Contents of the invention

In view of this, the present invention provides a buoyancy type self-sealing deodorant floor drain, which not only has a good sealing effect, can effectively prevent insects and deodorize, but also has a simple structure, long service life and is easy to clean.

The buoyancy type automatic sealing deodorant floor drain of the present invention comprises a floor drain body which is hollow inside to form a sewer channel and an opening and closing assembly which can automatically open and close the sewer channel by relying on water buoyancy; the opening and closing assembly includes a valve seat which is arranged in the floor drain body and which can float up and down The floating part cooperates with the valve seat to open and close the sewer channel.

Further, the floating member includes an upper floating member, a lower floating member and a floating rod connecting the upper floating member and the lower floating member, and both the upper floating member and the lower floating member are hollow floatable structures.

Furthermore, the valve seat has a ring structure, and the upper end surface of the valve seat forms a spherical sealing fit with the contact surface of the lower part of the floating member.

Further, the upper part of the lower floating member is a truncated cone structure whose cross-section gradually decreases from bottom to top.

Further, the floating rod is a hollow structure that runs through longitudinally.

Further, the opening and closing assembly also includes a guide limiting plate that is overlaid on the floating rod and is used to guide the floating rod and limit the upper and lower floating parts. The guiding limiting plate is also provided with a water drop hole.

Furthermore, the floor drain body has a double-wall structure, and a sound-insulating cavity is formed between the double walls of the floor drain body.

Further, the floor drain body includes a funnel part and a straight tube part integrally formed with the funnel part, and the inner wall of the inner wall of the straight tube part is provided with a deflector along the circumference, and the cross section of the deflector is a trapezoid that gradually decreases from the root to the outer end;

The deflector includes an integrally formed upper straight section, middle oblique section and lower straight section;

The longitudinal direction of the outer end of the deflector is an arc surface structure concave toward the root.

Further, the upper end of the straight barrel of the floor drain body is provided with a lower grate water plate, the lower grate water plate is provided with a lower grate water hole, and the lower grate water plate is also provided with a blocking rod, and the blocking rod is provided with a hook for winding sundries. Barbs.

Further, the valve seat includes a lower seat part and an upper sealing part, the lower seat part is outsourced on the inner wall of the floor drain body to form a fixed positioning ring seat, and the inner side of the upper sealing part is an arc surface that contacts with the lower part of the floating part to form a spherical seal .

Beneficial effects of the present invention: the buoyancy type automatic sealing deodorant floor drain of the present invention, when water enters the sewer channel in the floor drain body, the floating part can move upwards and separate from the valve seat under the action of water buoyancy, so that the sewer channel is opened to discharge sewage , when the discharge of sewage is finished, there is no water in the sewer channel, and the floating part moves downward under the action of its own weight to contact the valve seat to form a sealing fit, so that the sewer channel is closed, thereby preventing the odor in the sewer from coming from the floor drain body Spilling pollutes the indoor sanitation; the invention not only has good sealing effect, can effectively prevent insects and deodorize, but also has a simple structure, long service life and convenient installation and cleaning compared with the spring structure automatic opening and closing device in the existing floor drain.

Description of drawings

The present invention will be further described below in conjunction with the accompanying drawings and embodiments.

Fig. 1 is a schematic diagram of the overall structure of the present invention;

Fig. 2 is the structural representation of deflector among the present invention;

Fig. 3 is a view from the direction of Fig. 2A-A.

detailed description

Fig. 1 is a schematic diagram of the overall structure of the present invention, Fig. 2 is a schematic diagram of the structure of the deflector in the present invention, Fig. 3 is a view from Fig. The floor drain body 1 which is hollow to form a sewer channel and the opening and closing assembly which can automatically open and close the sewer channel by relying on water buoyancy; Closed floating part 3; wherein, the valve seat 2 is set in the sewer channel, and the floating part 3 can move up and down under the action of water buoyancy. When there is no need to discharge sewage, the floating part 3 falls and the valve seat 2 forms a tight fit seal , when discharging sewage, the floating member 3 floats upward under the action of water buoyancy, and the floating member 3 leaves the valve seat 2, so that the sewer channel is opened to discharge sewage.

In this embodiment, the floating member 3 includes an upper floating member 3-1, a lower floating member 3-2 and a floating rod 3-3 connecting the upper and lower floating members, and the upper floating member 3-1 and the lower floating member 3-2 are both hollow inside The floatable structure; the floating part 3-1 includes an upper hemisphere, a lower hemisphere and an intermediate body connecting the upper and lower hemispheres, the upper floating part 3-1 is hollow inside, and the lower floating part 3-2 is also hollow inside, and the upper and lower floats Part 3-2 can float upwards under the effect of water buoyancy.

In this embodiment, the valve seat 2 has a ring-shaped structure, and the upper end surface of the valve seat 2 forms a spherical sealing fit with the contact surface of the lower part 3-2-1 of the lower floating part 3-2; the outer surface of the lower part of the lower floating part is a spherical surface. Close together, and has better self-adaptability, to achieve a better sealing effect.

In this embodiment, the upper part 3-2-2 of the lower floating part 3-2 is a truncated cone structure whose cross section gradually becomes smaller from bottom to top; when the lower floating part 3-2 floats upward, the upper part of the lower floating part 3-2 will not hinder the flow of sewage.

In this embodiment, the floating rod 3-3 is a hollow structure that penetrates vertically; it improves the floating effect.

In this embodiment, the opening and closing assembly also includes a guide limiting plate 4 that is overlaid on the floating rod 3-3 and used to guide the floating rod 3-3 and limit the upper and lower floating parts. The guiding limiting plate 4 is also provided with Water drop hole 4-2; guide hole 4-1 is formed in the middle of the guide limiting plate 4, and the guiding limiting plate 4 is located on the drop ring 5 provided on the inner wall of the floor drain body 1.

In this embodiment, the floor drain body 1 has a double-wall structure, and a sound-insulating cavity 1-3 is formed between the double walls of the floor drain body 1; Between 1-2 is a sound-insulating cavity 1-3, which has a high sound-insulating effect and reduces noise. The sound-insulating cavity 1-3 is also provided with a labyrinth structure on the double wall of the floor drain body 1 for noise reduction.

In this embodiment, the floor drain body 1 includes a funnel part 1-4 and a straight tube part 1-5 integrally formed with the funnel part 1-4, and the inner wall of the inner wall 1-1 of the straight tube part 1-5 is provided with a flow guide along the circumference. The cross section of the plate 6 and the deflector 6 is a trapezoid gradually decreasing from the root 6-1 to the outer end 6-2;

The deflector 6 includes an integrally formed upper straight section 6-3, a middle oblique section 6-4 and a lower straight section 6-5;

The outer end 6-2 of the deflector 6 is longitudinally inwardly curved toward the root 6-1;

When the floor drain is launched into the water, the water flow usually does not flow vertically downward, but mostly flows downward in a vortex shape. By setting the deflector 6, a plurality of deflectors 6 are arranged along the inner circumference of the inner wall 1-1, and the deflector 6 It is used to rectify the discharged sewage to prevent water flow disorder, thereby increasing the speed of the floor drain and the amount of water per unit time, and it is not easy to cause water blockage; in addition, the outer end of the deflector 6 is longitudinally concave toward the root The curved surface structure not only ensures the flow guiding effect of the deflector 6, but also adapts to the spherical structure of the floating part 3-1, and leaves a gap between the outer end surface of the deflector 6 and the floating part 3-1, thereby improving the floating Pieces 3-1 for floating effects.

In this embodiment, the upper end of the straight tube part 1-5 of the floor drain body 1 is provided with a lower grate water plate 7, the lower grate water plate 7 is provided with a lower grate water hole 7-1, and the lower grate water plate 7 is also provided with a blocking object. Rod 7-2, the barb 7-3 for winding sundries is arranged on the barb 7-2; the barb 7-2 can prevent the sundries from falling with the sewer channel, and the barb 7-3 can wind the hair , thereby improving the blocking effect; the upper end of the funnel of the floor drain body is also provided with an upper grate water plate 8, and the upper grate water plate is provided with an upper grate water hole 8-1.

In this embodiment, the valve seat 2 includes a lower seat part 2-1 and an upper sealing part 2-2, the lower seat part is outsourced to the inner wall 1-1 of the floor drain body 1 to form a fixed positioning ring seat 1-6, and the upper seat part is fixed. The inner side of the sealing part is an arc-shaped surface that contacts with the lower part of the floating member 3-2 to form a spherical seal.

Finally, it is noted that the above embodiments are only used to illustrate the technical solutions of the present invention without limitation. Although the present invention has been described in detail with reference to the preferred embodiments, those of ordinary skill in the art should understand that the technical solutions of the present invention can be carried out Modifications or equivalent replacements without departing from the spirit and scope of the technical solution of the present invention shall be covered by the claims of the present invention.

Claims (10)

1. A buoyancy type automatic sealing deodorant floor drain, characterized in that: it includes a floor drain body which is hollow inside to form a sewer channel and an opening and closing assembly which can automatically open and close the sewer channel by relying on water buoyancy; The valve seat and the floating piece that can float up and down and cooperate with the valve seat to open and close the sewer channel. 2. The buoyancy type self-sealing deodorant floor drain according to claim 1, characterized in that: said floating member comprises an upper floating member, a lower floating member and a floating rod connecting the upper and lower floating members, and said upper floating member and said lower floating member are both It is a hollow floating structure. 3. The buoyancy-type self-sealing deodorant floor drain according to claim 2, characterized in that: the valve seat is a ring structure, and the upper end surface of the valve seat forms a spherical sealing fit with the contact surface of the lower part of the floating member. 4. The buoyancy type self-sealing deodorant floor drain according to claim 3, characterized in that: the upper part of the lower floating member is a frustum structure with a cross-section gradually decreasing from bottom to top. 5. The buoyancy type self-sealing deodorant floor drain according to claim 4, characterized in that: said floating rod is a hollow structure penetrating longitudinally. 6. The buoyancy-type self-sealing deodorant floor drain according to claim 5, characterized in that: the opening and closing assembly also includes a guide limiting plate that is overlaid on the floating rod and used to guide the floating rod and limit the upper and lower floating parts , There is also a water drop hole on the guide limit plate. 7. The buoyant type self-sealing deodorant floor drain according to any one of claims 1-6, characterized in that: the floor drain body has a double-wall structure, and a sound-insulating cavity is formed between the double walls of the floor drain body. 8. The buoyancy-type self-sealing deodorant floor drain according to claim 7, characterized in that: the floor drain body includes a funnel and a straight part integrally formed with the funnel, and the inner wall of the straight part is arranged along the circumference There is a deflector, and the cross section of the deflector is a trapezoid that gradually decreases from the root to the outer end; The deflector includes an integrally formed upper straight section, a middle oblique section and a lower straight section; The outer end of the deflector is longitudinally in an arcuate structure concave toward the root. 9. The buoyancy-type self-sealing deodorant floor drain according to claim 8, characterized in that: the upper end of the straight tube of the floor drain body is provided with a lower grate water plate, and the lower grate water plate is provided with a lower grate water hole, so The lower grate water plate is also provided with a blocking rod, and the blocking rod is provided with barbs for winding sundries. 10. The buoyancy type self-sealing deodorant floor drain according to claim 9, characterized in that: the valve seat includes a lower seat part and an upper sealing part, and the lower seat part is covered by a positioning ring integrally formed on the inner wall of the floor drain body The seat is fixed, and the inner side of the upper sealing part is an arc-shaped surface that contacts with the lower part of the lower floating part to form a spherical seal.