Trap and drainage device

Abstract

The utility model relates to the technical field of drainage, in particular to a trap and a drainage device. The trap comprises a shell, a hollow cavity is formed in the shell, the shell is provided with a first through hole penetrating through the hollow cavity, and the bottom of the shell extends upwards around the first through hole to form a water retaining eave; a second through hole is formed in the middle of the cover, and the cover detachably covers the top of the shell; the main body is located in the hollow cavity, the top end of the main body abuts against the inner side of the top of the cover, the bottom end of the main body abuts against the inner side of the bottom of the main body, a partition plate used for separating the upper portion and the lower portion is arranged in the main body, a plurality of first drainage holes are formed in the upper portion of the main body, a plurality of second drainage holes are formed in the lower portion of the main body, and the water retaining eave is higher than the tops of the second drainage holes. According to the trap and the drainage device, the needed installation space is small, and installation of the trap can be conveniently carried out in an old changing scene.

Description

TECHNICAL FIELD

[0001] The utility model relates to drainage technical field more particularly, relate to a kind of water trap and drainage device. BACKGROUND

[0002] Water trap is a kind of accessory arranged in the interior of sanitary appliance or appliance drain pipe section, with water seal inside, main effect is to resist the air pressure change in drain pipe using certain height hydrostatic pressure, isolate and prevent the putrid, harmful, combustible gas and small insects generated by drain pipe from entering indoor through sanitary appliance, floor drain and other to pollute environment. A certain water is maintained in water trap, can isolate the air under sewer, prevent stench into indoor. The main types of water trap include: S-shaped water trap, suitable for the place connected with drain pipe vertically, more used in urinal, washbasin, washbasin and other sanitary wares with relatively high water seal effect requirement and easy installation. P-shaped water trap, suitable for the place connected with drain pipe or drain vertical pipe horizontally at right angles, commonly used in the case that sewer pipe is on wall surface (90 degree corner). U-shaped water trap is similar to S-shaped water trap, water seal is not easy to be damaged, but it is difficult to clear, But these water traps need to reserve larger space when setting to install, in the scene of limited space or old change, the installation of water trap is very difficult. SUMMARY

[0003] The utility model aims at overcoming the insufficient of prior art, provide a kind of water trap and drainage device, the installation space required is smaller, and it is also convenient to install water trap in the scene of old change.

[0004] To solve the above technical problems, the technical scheme adopted by the utility model is:

[0005] Provide a kind of water trap, including

[0006] Shell, inside hollow cavity is equipped with, the shell is equipped with the first through-hole passing through the hollow cavity, the shell bottom is extended with the water baffle eave upwards around the first through-hole;

[0007] Cover, middle part is equipped with the second through-hole, the cover can be detachably covered on the shell top portion;

[0008] Main body, in the hollow cavity, the main body top end and the top portion inboard of the cover abut, bottom end and the bottom inboard of the main body abut, the first drainage channel is formed between the main body outer wall and the shell inner wall and the cover inner wall, the main body is equipped with the partition for separating upper portion and lower portion, the main body upper portion is equipped with a plurality of first drainage holes, lower portion is equipped with a plurality of second drainage holes, the height of the water baffle eave is higher than the top height of the second drainage hole, the second drainage channel is formed between the inner wall of the main body lower portion and the water baffle eave;

[0009] Sewage can pass through the first drain hole and the first drainage channel after passing through the second through hole, enter the second drain hole and pass through the second drainage channel, and then be discharged from the first through hole.

[0010] The utility model discloses a first through hole and one pipe fitting are inserted to the shell respectively, and the second through hole of cover and another pipe fitting are inserted, to realize the installation of two pipe fittings, and then the sewage entering from the second through hole is blocked by the partition of the main part, and then enters the first drainage channel between the main part and the shell from the first drain hole of the main part, and enters the second drainage channel formed between the main part and the water baffle from the second drain hole of the main part, and is discharged through the first through hole, wherein the first drainage channel and the second drainage channel form a water trap, can isolate the air below the sewer, and prevent the generation of the foul, harmful, combustible gas and small insects of the drain pipe from entering the room through the sanitary appliance, floor drain and the like to pollute the environment. The top and bottom of the main part abut against the cover and the shell, can further improve the support capacity of the main part to the cover and the shell, increase the strength of the water trap, and also can reduce the random movement of the main part under the impact of the sewage during drainage. The water trap of the utility model can cut a pipe material into two parts in the middle under the condition that the installation space of the original water trap is not reserved, install the water trap between the two pipe fittings, add the water trap to the original straight pipe, and have the functions of isolating the air below the sewer and preventing the foul gas from entering the room. The water trap of the utility model can be very simple to realize for the old environment, greatly reduces the construction difficulty, and improves the user satisfaction.

[0011] Further, the first drain holes and / or the second drain holes are distributed along the circumference of the main part. The upper part of the main part is connected with the outside through the first drain holes, the first drain holes connect the second through holes with the first drainage channels, and the multiple first drain holes distributed along the circumference of the main part can increase the drainage speed of the sewage and improve the drainage efficiency. The upper part and the lower part of the main part are separated by the partition, the lower part of the main part is connected with the outside through the second drain holes, the second drain holes connect the first drainage channels with the second drainage channels, and the multiple second drain holes distributed along the circumference of the main part can increase the drainage speed of the sewage and improve the drainage efficiency.

[0012] Further, the water baffle extends a first limiting part towards the inside of the first through hole at the top. The first limiting part can limit the top end of the pipe fitting inserted into the first through hole, the pipe fitting is inserted into the first through hole, the pipe fitting and the inner wall of the water baffle are bonded by applying glue on the outer wall of the pipe fitting, and the reliability of the connection between the pipe fitting and the water trap is improved. The water baffle plays the role of water storage of the water trap and also plays the role of guiding when the pipe fitting is inserted, and can also increase the contact area between the water trap and the pipe fitting and improve the reliability of the connection between the water trap and the pipe fitting.

[0013] Further, the guiding portion extends upwardly from the second through hole. The guiding portion can guide the pipe when the pipe is inserted into the second through hole, and can increase the contact area between the water trap and the pipe, thereby improving the reliability of the connection between the water trap and the pipe.

[0014] Further, the second limiting portion extends from the bottom of the guiding portion towards the inside of the second through hole. The second limiting portion has a function similar to the first limiting portion, and is used for limiting the bottom end of the pipe inserted into the second through hole. When the pipe is inserted into the second through hole, the pipe and the guiding portion can be bonded by applying glue on the outer wall of the pipe, thereby improving the reliability of the connection between the pipe and the water trap.

[0015] Further, the third limiting portion is arranged on the bottom of the shell and is used for limiting the main body. The height of the third limiting portion is less than the height of the top of the second drain hole. The third limiting portion is used for limiting the main body when the main body is installed, and the bottom of the main body is arranged outside the third limiting portion, thereby reducing the movement of the main body in the shell.

[0016] Further, the shell and the cover are connected by screwing. The threaded connection between the cover and the shell can facilitate the installation of the main body and the installation and disassembly of the cover and the shell.

[0017] Further, a sealing ring is arranged between the shell and the cover. Preferably, an installation groove is arranged on the top of the shell and / or the bottom of the cover, and the sealing ring is arranged in the installation groove, thereby sealing the end surface of the cover and the shell and preventing sewage from flowing out of the gap between the cover and the shell.

[0018] The utility model also provides a drainage device which comprises a first pipe, a water trap as described above and a second pipe, wherein the first pipe is inserted into the second through hole of the cover, and the second pipe is inserted into the first through hole of the shell. The first pipe is communicated with the floor drain, and the second pipe is communicated with the sewer. The air under the sewer is isolated by the water trap, and the foul-smelling, harmful and flammable gases and small insects generated by the drainage pipe are prevented from entering the indoor environment through the sanitary appliance and the floor drain.

[0019] Further, the inner diameters of the first pipe and the second pipe are equal. The first pipe and the second pipe can be obtained by cutting a complete pipe in the middle. In the original straight pipe environment, the water trap is installed. Within the cognitive range of those skilled in the art, the inner diameters of the first pipe and the second pipe can also be unequal. As long as the first through hole and the water baffle are adapted to the second pipe, and the second through hole and the guiding portion are adapted to the first pipe, the technical effects can be achieved.

[0020] Compared with the prior art, the utility model has the beneficial effects that:

[0021] (1) The water storage bend is formed between the shell, the cover and the main body, and occupies less horizontal and vertical space, so that the water storage bend can be installed in limited installation space;

[0022] (2) In the old and improved scene, the original installation space of the water storage bend is not reserved, and only one straight pipe is provided, so that the straight pipe can be divided into two parts, and the water storage bend of the utility model is installed in the middle, so that the installation is simple and the construction efficiency is high. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 is a structure schematic view of a first perspective of the water storage bend of the utility model;

[0024] Figure 2 is a structure schematic view of a second perspective of the water storage bend of the utility model;

[0025] Figure 3 is a structure schematic view of the cover of the utility model; Figure 2

[0026] Figure 4 is a structure schematic view of the main body of the utility model;

[0027] Figure 5 is a structure schematic view of the shell of the utility model;

[0028] Figure 6 is a structure schematic view of the shell of the utility model;

[0029] Figure 7 is a structure schematic view of a first perspective of the drainage device of the utility model;

[0030] Figure 8 is a structure schematic view of a second perspective of the drainage device of the utility model;

[0031] Figure 9 is a structure schematic view of the cover of the utility model; Figure 8

[0032] The following is an explanation of the illustration marks:

[0033] 1, shell; 11, first through hole; 12, water baffle; 13, first limiting part; 14, third limiting part; 2, cover; 21, second through hole; 22, guide part; 23, second limiting part; 3, main body; 31, partition; 32, first drainage hole; 33, second drainage hole; 4, sealing ring; 51, first drainage channel; 52, second drainage channel; 1001, water storage bend; 1002, first pipe fitting; 1003, second pipe fitting. DETAILED DESCRIPTION

[0034] ​​The utility model makes further explanation in combination with specific implementation. Among them, the drawing is only used for example for explanation, and the representation is only a schematic diagram, and cannot be understood as the limitation to this patent; in order to better illustrate the embodiment of the utility model, some components of the drawing can be omitted, enlarged or reduced, and the size of actual product is not represented; for those skilled in the art, it is understandable that some well-known structures and their description in the drawing can be omitted.

[0035] The same or similar reference numerals in the drawings of the embodiments of the utility model correspond to the same or similar components; in the description of the utility model, it is understood that if the orientation or position relationship indicated by the terms "upper", "lower", "left", "right" and the like is based on the orientation or position relationship shown in the drawing, only for the convenience of describing the utility model and simplifying the description, and the indicated device or element must have a particular orientation, a particular orientation and operation, therefore the position relationship description term in the drawing is only used for example for explanation, and cannot be understood as the limitation to this patent, for the ordinary skilled in the art, the specific meaning of the above-mentioned terms can be understood according to the specific situation.

[0036] Embodiment 1

[0037] As Figures 1 to 6 It is the first embodiment of a water trap of the utility model, including

[0038] The shell 1 is internally provided with a hollow cavity, the shell 1 is provided with the first through-hole 11 passing through the hollow cavity, and the water baffle 12 is extended upwards around the first through-hole 11 at the bottom of the shell 1;

[0039] The cover 2 is provided with the second through-hole 21 in the middle, and the cover 2 is detachably covered on the top of the shell 1;

[0040] The main body 3 is located in the hollow cavity, the top end of the main body 3 abuts with the top inner side of the cover 2, the bottom end abuts with the bottom inner side of the main body 3, the first drainage channel 51 is formed between the outer wall of the main body 3 and the inner wall of the shell 1 and the inner wall of the cover 2, the partition plate 31 for separating the upper part and the lower part is arranged in the main body 3, the upper part of the main body 3 is provided with a plurality of first drainage holes 32, the lower part is provided with a plurality of second drainage holes 33, the height of the water baffle 12 is higher than the top height of the second drainage hole 33, and the second drainage channel 52 is formed between the inner wall of the lower part of the main body 3 and the water baffle 12.

[0041] The sewage can pass through the first drainage hole 32 and the first drainage channel 51 along the second through-hole 21, enter the second drainage hole 33 and pass through the second drainage channel 52, and then be discharged from the first through-hole 11.

[0042] The utility model discloses a first drainage hole 32 and / or a plurality of second drainage holes 33 are all distributed along the circumference of the main body 3. The upper part of the main body 3 is connected with the outside through the first drainage hole 32, the first drainage hole 32 connects the second through hole 21 with the first drainage channel 51, and the plurality of first drainage holes 32 distributed along the circumference of the main body 3 can increase the drainage speed of sewage and improve the drainage efficiency. The upper part and the lower part of the main body 3 are separated by the partition plate 31, the lower part of the main body 3 is connected with the outside through the second drainage hole 33, the second drainage hole 33 connects the first drainage channel 51 with the second drainage channel 52, and the plurality of second drainage holes 33 distributed along the circumference of the main body 3 can increase the drainage speed of sewage and improve the drainage efficiency.

[0043] As an embodiment of the utility model, the first limiting part 13 extends towards the inside of the first through hole 11 at the top of the water baffle 12. The first limiting part 13 can limit the top end of the pipe inserted into the first through hole 11. The pipe is inserted into the first through hole 11, and the outer wall of the pipe is coated with glue to bond the inner wall of the water baffle 12, which improves the reliability of the connection between the pipe and the water trap. The water baffle 12 serves as a water storage function of the water trap and a guide function when the pipe is inserted, and also increases the contact area between the water trap and the pipe to improve the reliability of the connection between the water trap and the pipe.

[0044] As an embodiment of the utility model, the first limiting part 13 extends towards the inside of the first through hole 11 at the top of the water baffle 12. The first limiting part 13 can limit the top end of the pipe inserted into the first through hole 11. The pipe is inserted into the first through hole 11, and the outer wall of the pipe is coated with glue to bond the inner wall of the water baffle 12, which improves the reliability of the connection between the pipe and the water trap. The water baffle 12 serves as a water storage function of the water trap and a guide function when the pipe is inserted, and also increases the contact area between the water trap and the pipe to improve the reliability of the connection between the water trap and the pipe.

[0045] As one of the embodiments of the utility model, the guiding part 22 extends upwardly around the second through hole 21 on the top of the cover 2. The guiding part 22 can guide the pipe and the second through hole 21 when they are connected, and can also increase the contact area between the water trap and the pipe, and improve the reliability of the connection between the water trap and the pipe.

[0046] As one of the embodiments of the utility model, the guiding part 22 extends upwardly around the second through hole 21 on the top of the cover 2. The guiding part 22 can guide the pipe and the second through hole 21 when they are connected, and can also increase the contact area between the water trap and the pipe, and improve the reliability of the connection between the water trap and the pipe.

[0047] As one of the embodiments of the utility model, the third limiting part 14 is arranged on the bottom of the shell 1 to limit the main body 3, and the height of the third limiting part 14 is less than the height of the top of the second drain hole 33. The third limiting part 14 is used to limit the main body 3 during installation, and the bottom of the main body 3 is arranged outside the third limiting part 14 to reduce the movement of the main body 3 in the shell 1.

[0048] Embodiment 2

[0049] The second embodiment of the utility model is as follows, which is similar to the first embodiment, and the difference is that the shell 1 and the cover 2 are connected by threads. The threaded cover 2 and the shell 1 can facilitate the installation of the main body 3 and the installation and disassembly of the cover 2 and the shell 1.

[0050] As one of the embodiments of the utility model, the sealing ring 4 is arranged between the shell 1 and the cover 2. Preferably, a mounting groove is arranged on the top of the shell 1 and / or the bottom of the cover 2, and the sealing ring 4 is arranged in the mounting groove to seal the end surface of the cover 2 and the shell 1, preventing sewage from flowing out of the gap between the cover 2 and the shell 1.

[0051] Embodiment 3

[0052] As Figures 7 to 9 shown is an embodiment of the utility model of a drainage device, which comprises a first pipe 1002, a water trap 1001 as described above, and a second pipe 1003. The first pipe 1002 is connected to the cover 2 through the second through hole 21, and the second pipe 1003 is connected to the shell 1 through the first through hole 11.

[0053] The first pipe 1002 is communicated with the floor drain, the second pipe 1003 is communicated with the sewer, and the intermediate water trap 1001 is used for isolation, so that the air under the sewer is isolated, and the foul, harmful, combustible gas and small insects generated by the drain pipe are prevented from entering the indoor environment through the sanitary appliance, the floor drain and the like to pollute the environment.

[0054] As one embodiment of the utility model, the inner diameter of the first pipe 1002 is equal to that of the second pipe 1003. The first pipe 1002 and the second pipe 1003 can be obtained by cutting a complete pipe in the middle, and the installation of the water trap 1001 is added in the original straight pipe environment. Within the cognitive range of the person skilled in the art, the inner diameter of the first pipe 1002 and the second pipe 1003 can also be unequal, as long as the first through hole 11 and the water baffle 12 are arranged to be adapted to the second pipe 1003, and the second through hole 21 and the guide part 22 are arranged to be adapted to the first pipe 1002.

[0055] Obviously, the above embodiments of the utility model are only examples for clearly illustrating the utility model, and are not the limitation of the embodiments of the utility model. For the ordinary skilled in the art, other different forms of changes or variations can be made on the basis of the above description. Here, all the embodiments are not enumerated. Any modification, equivalent replacement and improvement within the spirit and principle of the utility model should be included in the protection scope of the utility model claim.

Claims

1. A water trap, characterized in that, The utility model relates to a water storage bend, which comprises a shell (1) internally provided with a hollow cavity, the shell (1) is provided with a first through hole (11) penetrating through the hollow cavity, and a water baffle (12) extends upward around the first through hole (11) at the bottom of the shell (1). A cover (2) is detachably covered on the top of the shell (1) and is provided with a second through hole (21) in the middle. A main body (3) is located in the hollow cavity, the top end of the main body (3) abuts against the inner side of the top of the cover (2), the bottom end abuts against the inner side of the bottom of the main body (3), a first drainage channel (51) is formed between the outer wall of the main body (3) and the inner wall of the shell (1) and the inner wall of the cover (2), a partition plate (31) is arranged in the main body (3) to separate the upper part from the lower part, a plurality of first drainage holes (32) are arranged in the upper part of the main body (3), a plurality of second drainage holes (33) are arranged in the lower part, the height of the water baffle (12) is higher than the top height of the second drainage holes (33), and a second drainage channel (52) is formed between the inner wall of the lower part of the main body (3) and the water baffle (12). Sewage can pass through the second through hole (21), the first drainage holes (32) and the first drainage channel (51), enter the second drainage holes (33) and then pass through the second drainage channel (52) to be discharged from the first through hole (11). The first drainage holes (32) and / or the second drainage holes (33) are uniformly distributed along the circumference of the main body (3).

2. The water trap of claim 1, wherein The top of the water baffle (12) extends a first limiting part (13) toward the inside of the first through hole (11).

3. The water trap according to claim 1 or 2, characterized in that The top of the cover (2) extends a guide part (22) upward around the second through hole (21).

4. The water trap according to claim 1 or 2, wherein The bottom of the guide part (22) extends a second limiting part (23) toward the inside of the second through hole (21).

5. The water trap of claim 4, wherein The bottom of the shell (1) is provided with a third limiting part (14) for limiting the main body (3), and the height of the third limiting part (14) is smaller than the top height of the second drainage holes (33).

6. The water trap according to claim 1 or 2, wherein The shell (1) and the cover (2) are threadedly connected.

7. The water trap of claim 1, wherein A sealing ring (4) is arranged between the shell (1) and the cover (2).

8. The water trap of claim 1, wherein The utility model relates to a water storage bend, which comprises a shell (1) internally provided with a hollow cavity, the shell (1) is provided with a first through hole (11) penetrating through the hollow cavity, and a water baffle (12) extends upward around the first through hole (11) at the bottom of the shell (1).

9. A drainage device, characterised in that, The first pipe (1002) and the second pipe (1003) have equal inner diameters.

10. The water drainage device of claim 9, wherein, ​

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