CN215594321U - Floor drain core - Google Patents

Abstract

The utility model provides a floor drain core, and belongs to the technical field of machinery. It has solved the current sealed problem that removes smoothly of covering. This floor drain core is equipped with sealed lid including the barrel that has the outlet and having the casing that holds the chamber and be located the outlet below, between barrel and the casing, the guiding hole that the chamber was held in the intercommunication is seted up at the top of casing, sealed lid has the activity and wears to locate the pole portion in the guiding hole, the intercommunication that has between the pore wall of pole portion and guiding hole holds the passageway of ventilating in chamber, be equipped with on the casing and supply sealed lid to support to lean on the portion, when sealed lid supports to support to lean on the portion, form the circulation clearance that the passageway was ventilated in intercommunication between sealed lid and the casing. This floor drain core has the advantage that improves sealed lid and remove smooth and easy degree.

Description

Floor drain core

Technical Field

The utility model belongs to the technical field of floor drains, and relates to a floor drain core.

Background

The floor drain is an important interface for connecting a drainage pipeline system and the indoor ground, and has the functions of draining water, preventing odor in the drainage pipeline from being transmitted back to the indoor space and the like.

In the prior art, for example, chinese patent literature discloses a magnetic floor drain [ patent No.: 201320035562.0, respectively; application publication No.: CN203034589U ], which comprises a shell, wherein a core is arranged in the shell in a sealing manner, the core comprises a core shell and a sealing cover movably matched with the core shell, an inner leakage body is screwed in the core shell, the sealing cover vertically corresponds to a leakage hole formed in the inner leakage body, the diameter of the sealing cover is larger than that of the leakage hole, an installation sleeve is arranged on the lower part of the core shell, an insertion pipe connected in the installation sleeve is arranged on the bottom surface of the sealing cover, an annular installation groove is formed in the upper part of the installation sleeve, an annular magnet a is arranged in the installation groove, a columnar magnet B is arranged on the lower part of the insertion pipe, and the magnet a and the magnet B attract each other in a magnetic force manner.

The floor drain makes the sealing cover always have the tendency of plugging the leak hole by means of the magnetism of the magnet. However, since the magnets a and B of the floor drain are exposed to the outside and the magnets a and B are exposed to water vapor for a long time in combination with the normal application environment of the floor drain, the magnets are rusted to cause demagnetization. To solve this problem, a person skilled in the art would normally arrange a housing outside the mounting sleeve to prevent moisture from damaging the magnet to the maximum extent. However, the cannula of the sealing cap needs to move relative to the housing, and the cannula is inevitably required to ensure the gas circulation inside and outside the housing when moving, so that the sealing cap is not smoothly moved due to the fact that the housing is simply arranged outside the mounting sleeve.

Disclosure of Invention

The utility model aims to provide a floor drain core aiming at the problems in the prior art, and solves the problem that a sealing cover is not smooth to move.

The purpose of the utility model can be realized by the following technical scheme: the utility model provides a floor drain core, includes the barrel that has the outlet and has the casing that holds the chamber and be located the outlet below, be equipped with sealed lid between barrel and the casing, the guiding hole that the chamber was held in the intercommunication is seted up at the top of casing, sealed lid has the activity and wears to locate the pole portion in the guiding hole, its characterized in that, the passageway of ventilating that the chamber was held in the intercommunication has between the pore wall of pole portion and guiding hole, be equipped with the portion of supporting that supplies sealed lid to support on the casing, when sealed lid supports to support, form the circulation clearance that the passageway was ventilated in intercommunication between sealed lid and the casing.

The water outlet is located between the barrel and the shell through the sealing cover, the rod portion penetrates through the guide hole located at the top of the shell, the hole opening of the visible guide hole is shielded by the sealing cover, the water flowing out of the water outlet cannot fall into the guide hole through the structure, but flows downwards along the sealing cover under the action of self gravity, the ventilation channel is located between the wall of the guide hole and the rod portion, and the water flow can be prevented from entering the accommodating cavity from the ventilation channel to the greatest extent. If a vent hole is formed in the middle or at the bottom of the shell to solve the technical problem of the present disclosure, the vent hole at this position may be blocked due to water retention, and then the vent hole is blocked, so that the sealing cover still has the problem of unsmooth movement. Simultaneously, combine the portion of leaning on that sets up on the casing with above-mentioned structure, move the back down because of rivers pressure when sealed lid, sealed lid can lean on with the portion of leaning on, avoid sealed lid and casing surface direct contact and lead to rivers to be detained to gaseous unable circulation between sealed lid and casing, make gaseous can get into ventilation channel by the circulation clearance. Specifically, when the water is drained from the water outlet, the rod part moves downwards relative to the shell, the gas in the accommodating cavity needs to be discharged outwards, and the gas in the accommodating cavity is discharged to the outside of the shell through the ventilation channel so as to ensure the downward movement stability of the rod part; after the drainage was accomplished to the outlet, the pole portion shifted up, and the outside gas of casing need enter into and hold the chamber, and the outside gas of casing can be in proper order through circulation clearance, the passageway entering of ventilating this moment holds the chamber, and this guarantees the stability that the pole portion shifted up, improves sealed lid from this and removes smooth and easy degree, guarantees the mobility stability of sealed lid simultaneously.

In the above floor drain core, the abutting portion is annular and located at an inlet of the ventilation channel, the outer wall of the abutting portion is provided with at least two ventilation grooves communicated with the ventilation channel, the ventilation grooves are arranged at intervals along the circumferential direction of the abutting portion, and the ventilation grooves are communicated with the ventilation channel to form ventilation sections of the circulation gaps. Benefit from setting position and shape that leans on the portion for the portion that leans on blocks pointedly that rivers from the air passage inflow holds the chamber, and gas then can be by different air grooves simultaneously get into the air passage, and then guarantees to hold the gas circulation nature in chamber, guarantees sealed lid mobility stability from this.

In the floor drain core, the hole wall of the guide hole is provided with at least two convex strips for the rod part to abut against, the convex strips are arranged at intervals along the circumferential direction of the rod part, and the ventilation channel is formed between every two adjacent convex strips. The setting of sand grip reduces the area of contact of pole portion and guiding hole pore wall on the one hand, and on the other hand has built the passageway of ventilating that holds chamber and casing outside, and this passageway of ventilating centers on the setting of pole portion, and when pole portion removed, gaseous can get into or discharge through the passageway of ventilating along with the removal of pole portion, improves sealed lid from this and removes smooth and easy degree.

In the above-mentioned floor drain core, the casing has the bulge of protrusion in holding the chamber wall, the guiding hole is the through-hole and extends to the bulge. This structure has prolonged the length of sand grip for the sand grip leads to the removal of pole portion, avoids pole portion to take place the incline, further improves sealed lid and removes smooth and easy degree from this.

In the above floor drain core, the protrusion is long, the length of the protrusion is greater than 1/3 of the length of the rod, and a gap is formed between the raised line and the end face of the protrusion. The movable position of the rod part in the accommodating cavity is determined by the convex part, the interference of the convex strip on gas is reduced to the maximum degree by the arrangement of the gap, so that the gas in the accommodating cavity can rapidly enter the convex part, and the moving smoothness of the sealing cover is further improved.

In the floor drain core, the outer surface of the shell is provided with a first flow guide groove in a long strip shape, and the first flow guide groove extends to the middle of the shell from the top of the shell. When the sealing cover abuts against the shell, on one hand, the first flow guide groove can guide water entering between the sealing cover and the shell, so that the speed of water flow discharging and flowing gaps is increased, and the sealing cover and the shell are further prevented from being blocked by accumulated water; on the other hand, the arrangement of the first flow guide groove increases the gap between the shell and the sealing cover, and the speed of gas passing through the circulation gap in unit time is increased, so that the moving smoothness of the sealing cover is further increased.

In the floor drain core, the longitudinal section of the shell is oval, the guide holes are formed in the top end of the shell, the number of the first guide grooves is at least two, and the first guide grooves are arranged at intervals along the circumferential direction of the shell. The opening position of the guide hole is based on the shape characteristic of the shell, so that even if part of water enters the circulation gap, the water can flow downwards along the radian of the outer surface of the shell and cannot stay at the hole opening of the guide hole, and the water is further prevented from flowing into the ventilation channel; simultaneously, the arrangement of first guiding gutter accelerates the flow rate of rivers on the quick casing surface, guarantees that gaseous smooth and easy through the circulation clearance, further improves sealed lid from this and removes smooth and easy degree.

In the floor drain core, the bottom of the shell is provided with the vent hole communicated with the accommodating cavity, and the vent hole is in a long strip shape. Because of rivers can fall under the action of gravity, the bottom at the casing is seted up with the air vent to the event, guarantees to hold chamber and the circulation of casing outside gas on the one hand, and on the other hand avoids rivers to flow into by the air vent and holds the chamber, is long banding structure and makes rivers can flow along the length direction of air vent to avoid the air vent to be detained the ponding shutoff as far as possible, further improve sealed lid removal smooth and easy degree from this.

In the floor drain core, the number of the vent holes is at least two, the vent holes are arranged at intervals along the circumferential direction of the shell, the outer surface of the shell is provided with a second diversion trench extending from the middle part to the bottom end, and the second diversion trench is intersected with the vent holes. The second guiding gutter is equivalent to the track that rivers flow, and the second guiding gutter has further accelerated the rivers velocity of flow on the basis of rivers self gravity promptly, through with second guiding gutter and air vent coincidence for rivers are difficult to stop in air vent department, but fall under the water conservancy diversion effect of second guiding gutter, and this structure further avoids the air vent by ponding shutoff, further improves sealed lid from this and removes smooth and easy degree.

In the floor drain core, the number of the second diversion grooves is the same as that of the first diversion grooves, the second diversion grooves and the first diversion grooves are arranged in a one-to-one correspondence mode, the floor drain core further comprises a magnet assembly for driving the sealing cover to seal the water outlet, the magnet assembly comprises a first magnet arranged on the rod part, a second magnet and a third magnet arranged in the containing cavity, the second magnet is located at the upper end of the first magnet, the magnetism of the second magnet is attracted with the magnetism of the upper end of the first magnet, the third magnet is located at the lower end of the first magnet, and the magnetism of the third magnet is repelled with the magnetism of the lower end of the first magnet. The second guiding gutter plays the effect of accepting along the rivers that first guiding gutter flows, avoids first guiding gutter ponding for first guiding gutter can carry out the water conservancy diversion all the time to the water on casing upper portion, makes gas smoothly flow in the circulation clearance. This structure makes the magnet subassembly be located all the time and holds the intracavity to steam to the outlet below with the help of the casing is isolated, and, benefit from the position of the passageway of ventilating, make and hold the chamber and can not lead to a large amount of steam to get into and hold the chamber because of the needs of ventilating when sealed lid removes, combine the position at utmost of ventilating the passageway to avoid magnet subassembly and steam contact from this, guarantee the magnetism after the magnet subassembly uses for a long time, improve sealed lid removal smooth and easy degree from this.

Compared with the prior art, the floor drain core provided by the utility model has the following advantages: locate magnet assembly and hold the intracavity to avoid the steam contact of magnet assembly and outlet as far as possible, and will ventilate the passageway and locate between guiding hole pore wall and the pole portion, make and hold the gas flow between chamber and the casing outside, and guarantee that rivers are difficult for holding the intracavity through the passageway inflow of ventilating, guarantee the mobility stability of sealed lid when full play casing is to magnet assembly's protective action from this.

Drawings

Fig. 1 is a longitudinal sectional view showing a drainage state of a local leakage core.

Fig. 2 is a partially enlarged view a of fig. 1.

Fig. 3 is a transverse sectional view two of the drainage state of the local leaky core.

Fig. 4 is a longitudinal sectional view of an initial state of a local leaky core.

Figure 5 is a schematic view of the whole structure of the floor drain core.

In the figure, 1, a cylinder; 11. a water outlet; 2. a housing; 21. an accommodating chamber; 22. a guide hole; 23. an abutting portion; 231. a vent channel; 24. a convex strip; 25. a projection; 26. a first diversion trench; 27. a vent hole; 28. a second guiding gutter; 3. a sealing cover; 31. a rod portion; 32. a plugging section; 4. a magnet assembly; 41. a magnet I; 42. a second magnet; 43. a magnet III; 5. a vent passage; 6. a flow-through gap.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.

As shown in fig. 1-4, the local funnel core comprises a cylinder body 1 with a water outlet 11 and a shell 2 with an accommodating cavity 21 and located below the water outlet 11, a sealing cover 3 is arranged between the cylinder body 1 and the shell 2, a guide hole 22 communicated with the accommodating cavity 21 is formed at the top of the shell 2, and the sealing cover 3 is provided with a rod part 31 movably arranged in the guide hole 22 in a penetrating manner.

The sealing cover 3 further comprises a blocking part 32 capable of blocking the water outlet 11, the outer surface of the shell 2 protrudes outwards to form an abutting part 23 for abutting against the blocking part 32, the abutting part 23 is annular and is positioned at the inlet of the ventilation channel 5, and as shown in fig. 1, when the sealing cover 3 abuts against the abutting part 23, a circulation gap 6 communicated with the ventilation channel 5 is formed between the sealing cover 3 and the shell 2. As shown in fig. 5, at least two vent grooves 231 communicating with the vent channel 5 are opened on the outer wall of the abutting portion 23, the vent grooves 231 are arranged at intervals along the circumferential direction of the abutting portion 23, and the vent grooves 231 communicate with the vent channel 5 to form a vent section of the flow gap 6. As shown in fig. 1, 2 and 4, at least two convex strips 24 for the rod portion 31 to abut against are provided on the hole wall of the guide hole 22, the convex strips 24 are provided at intervals along the circumferential direction of the rod portion 31, and the vent channel 5 is formed between two adjacent convex strips 24.

As shown in fig. 1 and 4, the housing 2 has a protrusion 25 protruding from the wall surface of the accommodating cavity 21, the guide hole 22 is a through hole and extends to the protrusion 25, the protrusion 25 is sleeved outside the rod 31, the protrusion 25 occupies more than 1/3 of the length of the rod 31, and a gap is formed between the protrusion 24 and the end surface of the protrusion 25.

As shown in fig. 1, 4 and 5, the longitudinal section of the casing 2 is oval, the guide hole 22 is located at the top end of the casing 2, a first guide groove 26 which is long-strip-shaped is formed in the outer surface of the casing 2, the first guide groove 26 extends from the top of the casing 2 to the middle of the casing 2, the number of the first guide grooves 26 is at least two, and the first guide grooves 26 are circumferentially spaced along the casing 2.

As shown in fig. 5, at least two vent holes 27 communicating with the accommodating cavity 21 are formed in the bottom of the housing 2, the vent holes 27 are in a long strip shape, the vent holes 27 are circumferentially spaced along the housing 2, a second diversion trench 28 extending from the middle to the bottom is formed in the outer surface of the housing 2, the second diversion trench 28 intersects with the vent holes 27, the number of the second diversion trenches 28 is the same as that of the first diversion trenches 26, and the second diversion trenches 28 are in one-to-one correspondence with the first diversion trenches 26. The floor drain core further comprises a magnet assembly 4 for driving the sealing cover 3 to seal the water outlet 11, the magnet assembly 4 comprises a first magnet 41 arranged on the rod part, a second magnet 42 and a third magnet 43 arranged in the accommodating cavity 21, the second magnet 42 is located at the upper end of the first magnet 41, the magnetism of the second magnet 42 is attracted to the magnetism of the upper end of the first magnet 41, the third magnet 43 is located at the lower end of the first magnet 41, and the magnetism of the third magnet 43 is repelled to the magnetism of the lower end of the first magnet 41.

The specific embodiments described herein are merely illustrative of the spirit of the utility model. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the utility model as defined in the appended claims.

Although the terms of the cylindrical body 1, the drain opening 11, the housing 2, the accommodating chamber 21, the guide hole 22, the abutting portion 23, the vent groove 231, the convex strip 24, the convex portion 25, the first guide groove 26, the vent hole 27, the second guide groove 28, the sealing cover 3, the rod portion 31, the blocking portion 32, the magnet assembly 4, the first magnet 41, the second magnet 42, the third magnet 43, the vent passage 5, the flow gap 6, etc. are used more frequently herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.

Claims (10)

1. A floor drain core comprises a cylinder body (1) with a water outlet (11) and a shell body (2) which is provided with an accommodating cavity (21) and is positioned below the water outlet (11), a sealing cover (3) is arranged between the cylinder body (1) and the shell (2), a guide hole (22) communicated with the accommodating cavity (21) is formed in the top of the shell (2), the sealing cover (3) is provided with a rod part (31) movably arranged in the guide hole (22) in a penetrating way, characterized in that a ventilation channel (5) communicated with the accommodating cavity (21) is arranged between the rod part (31) and the hole wall of the guide hole (22), the shell (2) is provided with a leaning part (23) for the sealing cover (3) to lean against, when the sealing cover (3) abuts against the abutting part (23), a circulation gap (6) communicated with the ventilation channel (5) is formed between the sealing cover (3) and the shell (2).

2. The floor drain core according to claim 1, wherein the abutting portion (23) is annular and located at an inlet of the ventilation channel (5), the outer wall of the abutting portion (23) is provided with at least two ventilation grooves (231) communicated with the ventilation channel (5), the ventilation grooves (231) are arranged at intervals along the circumferential direction of the abutting portion (23), and the ventilation grooves (231) are communicated with the ventilation channel (5) to form a ventilation section of the circulation gap (6).

3. The floor drain core according to claim 1 or 2, characterized in that the wall of the guide hole (22) is provided with at least two ribs (24) for the rod part (31) to abut against, the ribs (24) are arranged along the circumference of the rod part (31) at intervals, and the ventilation channel (5) is formed between two adjacent ribs (24).

4. Floor drain core according to claim 3, characterized in that the housing (2) has a protrusion (25) protruding from the wall of the receiving cavity (21), the guiding hole (22) being a through hole and extending to the protrusion (25).

5. Floor drain core according to claim 4, characterized in that the protrusions (25) are elongated and the length of the protrusions (25) is above 1/3 of the length of the stem (31), and that there is a gap between the ribs (24) and the end faces of the protrusions (25).

6. The floor drain core according to claim 1 or 2, characterized in that the outer surface of the shell (2) is provided with a first flow guide groove (26) in an elongated shape, and the first flow guide groove (26) extends from the top of the shell (2) to the middle of the shell (2).

7. The floor drain core according to claim 6, characterized in that the longitudinal section of the shell (2) is oval, the guide hole (22) is located at the top end of the shell (2), the number of the first guide grooves (26) is at least two, and the first guide grooves (26) are arranged at intervals along the circumference of the shell (2).

8. The floor drain core according to claim 7, characterized in that the bottom of the shell (2) is opened with a vent hole (27) communicated with the containing cavity (21), and the vent hole (27) is long-shaped.

9. The floor drain core according to claim 8, wherein the number of the vent holes (27) is at least two, the vent holes (27) are arranged at intervals along the circumferential direction of the shell (2), the outer surface of the shell (2) is provided with a second diversion groove (28) extending from the middle part to the bottom end, and the second diversion groove (28) is intersected with the vent holes (27).

10. The floor drain core according to claim 9, wherein the number of the second guiding grooves (28) is the same as that of the first guiding grooves (26), the second guiding grooves (28) and the first guiding grooves (26) are arranged in a one-to-one correspondence manner, the floor drain core further comprises a magnet assembly (4) for driving the sealing cover (3) to seal the drainage outlet (11), the magnet assembly (4) comprises a first magnet (41) arranged on the rod part, a second magnet (42) and a third magnet (43) arranged in the accommodating cavity (21), the second magnet (42) is arranged at the upper end of the first magnet (41), the magnetism of the second magnet (42) is attracted to the magnetism of the upper end of the first magnet (41), the third magnet (43) is arranged at the lower end of the first magnet (41), and the magnetism of the third magnet (43) is repelled to the magnetism of the lower end of the first magnet (41).

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