CN217480380U - Efficient and durable spring type anti-overflow floor drain - Google Patents

Abstract

The utility model discloses a high-efficient durable spring prevents returning excessive floor drain. The technical key points are as follows: casing and set up prevent returning ware A and prevent returning ware B on the casing, prevent returning and be equipped with first apopore on the ware A, prevent returning and be equipped with the second apopore on the ware B, first apopore and the dislocation of second apopore, be equipped with the outlet pipe on the casing, the outlet pipe is equipped with the movable tube outward, the setting of movable tube liftable is in the outlet pipe outside, prevent returning ware A and set up on the outlet pipe, prevent returning ware B and set up on the movable tube, prevent returning ware A and prevent returning ware B and can laminate sealed, be equipped with sealing device between movable tube and the outlet pipe, sealing device is equipped with reset spring outward, reset spring connects movable tube and casing, the outside of casing is equipped with the water leakage cover, is equipped with the spacer sleeve on the water leakage cover, the spacer sleeve is connected with the movable tube, the utility model discloses a can keep apart sewage and reset spring for reset spring is worked under dry environment all the time, long service life.

Description

Efficient and durable spring type anti-overflow floor drain

Technical Field

The utility model relates to a floor drain core field, more specifically the spring that says so relates to a high-efficient durable prevents returning excessive floor drain.

Background

The floor drain is an important interface for connecting a drainage pipeline system and the indoor ground, is an important part of a drainage system in a house, and directly influences the quality of indoor air due to the performance of the floor drain. The patent numbers are: 202021213386.1 the anti-overflow floor drain core solves the problems of poor sealing performance and easy overflow through the anti-overflow device A, the anti-overflow device B and the spring. However, in the use process of the structure, the spring is easy to corrode, so that the performance is reduced, and the service life is shortened.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a long service life's high-efficient durable spring prevents returning excessive floor drain to the not enough of prior art existence.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a high-efficient durable spring prevents returning excessive floor drain, including: the anti-return device comprises a shell, an anti-return device A and an anti-return device B, wherein the anti-return device A is provided with a first water outlet hole, the anti-return device B is provided with a second water outlet hole, the first water outlet hole and the second water outlet hole are staggered, the shell is provided with a water outlet pipe, a movable pipe is arranged outside the water outlet pipe, the movable pipe can be arranged outside the water outlet pipe in a lifting mode, the anti-return device A is arranged on the water outlet pipe, the anti-return device B is arranged on the movable pipe, the anti-return device A and the anti-return device B can be sealed in a fitting mode, a sealing device is arranged between the movable pipe and the water outlet pipe, a reset spring is arranged outside the sealing device, the reset spring is connected with the movable pipe and the shell, the outer side of the shell is provided with a water leakage sleeve, the water leakage sleeve is provided with an isolation sleeve, and the isolation sleeve is connected with the movable pipe.

As a further improvement of the utility model, the sealing device comprises a sealing sleeve, the sealing sleeve is connected with the upper end of the shell and the movable pipe.

As a further improvement of the utility model, the upper end of the movable tube is provided with an inclined water guide edge in the sealing sleeve.

As the utility model discloses a further improvement, sealing device is including seal groove, sealing ring, the seal groove sets up the inboard at the outside of outlet pipe or movable pipe, the sealing ring sets up in the seal groove, the sealing ring is contradicted with movable pipe or outlet pipe.

As a further improvement of the utility model, be equipped with the filter on the outlet pipe, the filter is located the upside of preventing returning ware A.

As the utility model discloses a further improvement, prevent returning ware A returns board, first apopore and first rubber layer including first preventing, first rubber layer sets up the downside at first preventing returning the board, first apopore circumference sets up on first preventing returning the board, prevent returning ware B including the second prevent returning board, second apopore and second rubber layer, the second rubber layer sets up the upside at the second prevents returning the board, second apopore circumference sets up on the second prevents returning the board, the second apopore misplaces with first apopore.

As a further improvement, the outside of the movable tube is equipped with the go-between, the inboard of casing is equipped with the support ring, reset spring's upper end is inconsistent with the go-between, and the lower extreme is inconsistent with the support ring.

The beneficial effects of the utility model are that, in the use, sewage and reset spring are kept apart with sealing device to the isolation cover for reset spring works under dry environment all the time, long service life.

Drawings

FIG. 1 is a schematic structural view of a sealing device which is a sealing sleeve;

FIG. 2 is a schematic structural view of a sealing groove disposed on a movable pipe;

FIG. 3 is a schematic view of a sealing groove disposed on a water outlet pipe;

fig. 4 is a schematic structural view of the return preventer a, the first water outlet, the return preventer B, and the second water outlet;

fig. 5 is a partial structural schematic diagram of the return preventer a, the first rubber layer, the return preventer B and the second rubber layer. Description of the labeling: 1. a housing; 11. a support ring; 2. a water outlet pipe; 21. a filter; 3. a movable tube; 31. water guiding edge; 32. a connecting ring; 4. an anti-return device A; 41. a first water outlet; 42. a first rubber layer; 5. an anti-return device B; 51. a second water outlet; 52. a second rubber layer; 6. a sealing device; 61. sealing sleeves; 62. a sealing groove; 63. a seal ring; 7. a return spring; 8. a water leakage sleeve; 81. and (4) an isolation sleeve.

Detailed Description

The present invention will be described in further detail with reference to embodiments shown in the drawings.

Referring to fig. 1-5, the efficient and durable spring type overflow-preventing floor drain of the embodiment includes: the device comprises a shell 1, and an anti-return device A4 and an anti-return device B5 which are arranged on the shell 1, wherein a first water outlet hole 41 is arranged on the anti-return device A4, the anti-return device B5 is provided with a second outlet hole 51, the first outlet hole 41 and the second outlet hole 51 are staggered, a water outlet pipe 2 is arranged on the shell 1, a movable pipe 3 is arranged outside the water outlet pipe 2, the movable pipe 3 is arranged outside the water outlet pipe 2 in a lifting way, the anti-return device A4 is arranged on the water outlet pipe 2, the anti-return device B5 is arranged on the movable pipe 3, the anti-return device A4 and the anti-return device B5 can be sealed in a fitting way, a sealing device 6 is arranged between the movable pipe 3 and the water outlet pipe 2, a return spring 7 is arranged outside the sealing device 6, the return spring 7 is connected with the movable tube 3 and the shell 1, the outside of casing 1 is equipped with leaks water jacket 8, it is equipped with separation sleeve 81 on the water jacket 8 to leak, separation sleeve 81 is connected with movable tube 3.

Through the technical scheme, the shell 1 can be normally used after being installed in a floor drain, after sewage flows into the water outlet pipe 2, the sewage firstly flows to the upper side of the return prevention device A4, then pressure is applied to the top of the return prevention device B5 through the first water outlet hole 41, the return prevention device B5 is pushed to move downwards, so that the movable pipe 3 is driven to move downwards, the return spring 7 is compressed, the sewage enters the space between the return prevention device A4 and the return prevention device B5 through the first water outlet hole 41, then flows out of the second water outlet hole 51 on the return prevention device B5, flows into the movable pipe 3, and finally flows out of the water leakage sleeve 8 into a sewage pipeline to be discharged. The lower extreme of hourglass water jacket 8 is flat apopore, and sewage flows down from last and can struts flat apopore smooth outflow, returns when excessive, and flat apopore is closed, prevents returning excessive effect better. After the sewage flows out, the sewage does not exert pressure on the top of the return-proof device B5 any more, the return spring 7 resets and pushes the movable pipe 3 to ascend, so that the return-proof device B5 ascends, is attached to the return-proof device A4 again and is isolated from a sewage pipe, and the problems of sewage return overflow and peculiar smell are avoided. And in the use, the separation sleeve 81 and the sealing device 6 separate the sewage and the return spring 7, so that the return spring 7 always works in a dry environment, and the service life is long. The spacer 81 may be made of a waterproof deformable material such as a plastic film.

As a modified specific embodiment, the sealing device 6 comprises a sealing sleeve 61, and the sealing sleeve 61 connects the housing 1 and the upper end of the movable tube 3.

Through above-mentioned technical scheme, seal cover 61 can be made by waterproof deformable materials such as plastic film, and isolation sewage and reset spring 7 that can be stable make reset spring 7's operational environment dry all the time.

As a modified specific embodiment, the upper end of the movable tube 3 is provided with an inclined water guiding edge 31 in the sealing sleeve 61.

Through the technical scheme, the excessive sewage flowing between the sealing sleeve 61 and the water outlet pipe 2 flows to the backflow preventer B5 again under the guidance of the water guide edge 31 and then flows out, so that the sewage is prevented from silting in the floor drain core, and peculiar smell is avoided.

As a modified specific embodiment, the sealing device 6 includes a sealing groove 62 and a sealing ring 63, the sealing groove 62 is disposed on the outer side of the water outlet pipe 2 or on the inner side of the movable pipe 3, the sealing ring 63 is disposed in the sealing groove 62, and the sealing ring 63 abuts against the movable pipe 3 or the water outlet pipe 2.

Through the technical scheme, when the sealing groove 62 is arranged on the outer side of the water outlet pipe 2, the sealing ring 63 is abutted against the inner wall of the movable pipe 3; when the sealing groove 62 is arranged on the inner side of the movable pipe 3, the sealing ring 63 is abutted against the outer wall of the water outlet pipe 2; the sealing groove 62 and the sealing ring 63 are positioned on the upper side of the anti-return device B5, so that sewage is prevented from flowing out from a gap between the water outlet pipe 2 and the movable pipe 3, and the working environment of the return spring 7 is kept dry all the time.

As a specific implementation manner of improvement, a filter 21 is arranged on the water outlet pipe 2, and the filter 21 is located on the upper side of the backflow preventer a 4.

Through the technical scheme, the filter 21 is positioned on the upper side of the anti-return device A4 and is used for filtering impurities, so that the sewage is more stable when flowing out of the anti-return device A4 and the anti-return device B5, and the anti-return device A4 and the anti-return device B5 are more stable when preventing overflow.

As a specific embodiment of the improvement, a first rubber layer 42 is arranged on the lower side of the return preventer a4, and a second rubber layer 52 is arranged on the upper side of the return preventer B5.

Through the technical scheme, the first anti-return device A4 and the second anti-return device B5 are mutually abutted, so that when the anti-return overflow is performed, the first rubber layer 42 and the second rubber layer 52 are mutually abutted, the sealing effect is better, and the anti-return overflow effect is better.

As a modified specific embodiment, the outer side of the movable tube 3 is provided with a connecting ring 32, the inner side of the housing 1 is provided with a supporting ring 11, and the upper end of the return spring 7 abuts against the connecting ring 32 and the lower end abuts against the supporting ring 11.

Through the technical scheme, the support ring 11 and the connecting ring 32 are connected with the upper end and the lower end of the return spring 7, so that the return spring 7 is in the best working state, can be stably compressed and reset, improves the stability in the use process and prolongs the service life.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (7)

1. The utility model provides a spill floor drain is prevented returning by high-efficient durable spring, including: casing (1) and set up prevent returning ware A (4) and prevent returning ware B (5) on casing (1), prevent returning and be equipped with first apopore (41) on ware A (4), prevent returning and be equipped with second apopore (51) on ware B (5), first apopore (41) and second apopore (51) dislocation, its characterized in that: be equipped with outlet pipe (2) on casing (1), outlet pipe (2) are equipped with movable tube (3) outward, the setting of movable tube (3) liftable is in the outlet pipe (2) outside, prevent returning ware A (4) and set up on outlet pipe (2), prevent returning ware B (5) and set up on movable tube (3), prevent returning ware A (4) and prevent returning ware B (5) and can laminate sealedly, be equipped with sealing device (6) between movable tube (3) and outlet pipe (2), sealing device (6) are equipped with reset spring (7) outward, reset spring (7) are connected movable tube (3) and casing (1), the outside of casing (1) is equipped with water leakage cover (8), be equipped with on water leakage cover (8) isolation cover (81), isolation cover (81) are connected with movable tube (3).

2. The efficient and durable spring type overflow-preventing floor drain as claimed in claim 1, wherein: the sealing device (6) comprises a sealing sleeve (61), and the sealing sleeve (61) is connected with the upper ends of the shell (1) and the movable pipe (3).

3. The efficient and durable spring type overflow-preventing floor drain as claimed in claim 2, wherein: an inclined water guide edge (31) is arranged at the upper end of the movable pipe (3) in the sealing sleeve (61).

4. The efficient and durable spring type overflow-preventing floor drain as claimed in claim 1, wherein: sealing device (6) is including seal groove (62), sealing ring (63), seal groove (62) set up in the outside of outlet pipe (2) or the inboard of activity pipe (3), sealing ring (63) set up in seal groove (62), sealing ring (63) contradict with activity pipe (3) or outlet pipe (2).

5. The efficient and durable spring type overflow-preventing floor drain as claimed in claim 1, wherein: and a filter (21) is arranged on the water outlet pipe (2), and the filter (21) is positioned on the upper side of the anti-return device A (4).

6. The efficient and durable spring type overflow-preventing floor drain as claimed in claim 1, wherein: the lower side of the anti-return device A (4) is provided with a first rubber layer (42), and the upper side of the anti-return device B (5) is provided with a second rubber layer (52).

7. The efficient and durable spring type overflow-preventing floor drain as claimed in claim 1, wherein: the outside of activity pipe (3) is equipped with go-between (32), the inboard of casing (1) is equipped with support ring (11), the upper end and the go-between (32) of reset spring (7) are inconsistent, and the lower extreme is inconsistent with support ring (11).

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