CN212360979U - Mechanical water leakage protection switch - Google Patents

Abstract

The utility model provides a mechanical type protection switch that leaks, the on-line screen storage device comprises a base, go up the casing, and the sealing member, it is equipped with water inlet and delivery port to go up the casing, the sealing member is equipped with the apopore and inlet opening, the casing is equipped with the bulge loop, be equipped with well pipe in the bulge loop, thereby the sealing member sets up the chamber of dish type with bulge loop inner wall formation, the chamber of dish type holds chamber and well pipe intercommunication, well intraductal movable valve core and the first magnetic part of being equipped with, first magnetic part is located the below of movable valve core, movable valve core and first magnetic part can reciprocate in well pipe, thereby and the upper end of movable valve core can support and close the apopore in apopore department, thereby the outer wall cover in well pipe is equipped with the body, the lower part of body inlays and is equipped with the second magnetic part, the outer wall. Therefore, the utility model has the advantages of need not frequently change the inflation body, the inflation body can repetitious usage, use more portably, use cost is lower, waste still less.

Description

Mechanical water leakage protection switch

Technical Field

The utility model relates to a device for the protection of leaking, especially a mechanical type protection switch that leaks.

Background

In the daily use process of the water purifier at the present stage, water leakage phenomenon in the water purifier can be caused due to long-term use or other reasons, and if the water leakage phenomenon is not discovered and treated in time, hidden danger can be caused to the normal use of the water purifier.

In order to timely detect and prevent a possible water leakage at a joint between a raw water pipeline and a filter element, a water stop valve is usually arranged between the raw water pipeline and the filter element, for example, chinese patent document CN 208935418U discloses a leakage-proof valve, which has a structure as follows: the water inlet and the water outlet are communicated through the control port; a sealing element is arranged in the upper shell and comprises an outer ring, a sealing gasket and a connecting section which are integrally formed, the sealing gasket is positioned in the outer ring, and the sealing gasket is connected with the outer ring through the connecting section; a connecting seat is arranged between the upper shell and the base, the upper shell is connected with one end of the connecting seat, the outer ring is arranged between the upper shell and the connecting seat, and the base is connected with the other end of the connecting seat; the base is provided with an accommodating cavity and a water leakage inlet hole, the accommodating cavity is communicated with the outside of the base through the water leakage inlet hole, and an expansion body and a top piece are arranged in the accommodating cavity; one end of the top piece is abutted against the expansion body, the other end of the top piece corresponds to the sealing gasket, and the sealing gasket seals or opens the control port.

The leak-proof valve in the prior art has the following defects in the use process: when water leakage occurs, after the water leakage point is maintained, the expansion body expands due to water absorption, and a new expansion body needs to be replaced, specifically: taking the expanded expansion body out of the accommodating cavity, and replacing the expansion body with a new expansion body; the expansion body needs to be replaced by a new expansion body after being expanded by absorbing water every time, and the result that the leakage-proof valve cannot be used is caused once the expansion body is forgotten, so that the operation is troublesome, the repeated disassembly and assembly can also cause the structure of the leakage-proof valve to be loosened and the like, and the once-used mode that the expansion body is replaced every time causes high use cost, great waste and even pollution.

Disclosure of Invention

In order to overcome the problem, the utility model provides a need not frequently change the inflation body, the inflation body can repetitious usage, use more portably, use cost is lower, waste still less mechanical type protection switch that leaks.

The technical scheme of the utility model is that: the mechanical water leakage protection switch comprises a shell, a seat body and a sealing element, wherein the seat body is arranged on the shell, the seat body is provided with a water inlet and a water outlet, the sealing element is provided with a water outlet and a water inlet, the shell is provided with a convex ring, the sealing element is arranged at the end opening of the convex ring so as to form a disc-shaped containing cavity with the inner wall of the convex ring, the disc-shaped containing cavity is communicated with a middle pipe, the water inlet is communicated with the water inlet and the disc-shaped containing cavity, the water outlet is communicated with the disc-shaped containing cavity and the water outlet, a movable valve core and a first magnetic element are arranged in the middle pipe, the first magnetic element is positioned at the lower part of the movable valve core, the movable valve core and the first magnetic element can move up and down in the middle pipe, the upper end of the movable valve core can abut against the water outlet so as to close the, the second magnetic part is sleeved on the outer wall of the middle pipe, the polarity of the second magnetic part is opposite to that of the first magnetic part, and the floating body and the second magnetic part can move up and down along the outer wall of the middle pipe, so that the first magnetic part and the movable valve core move up and down along with the second magnetic part, and the water outlet hole is closed or opened.

As the improvement of the utility model, the sealing element comprises a sealing film and a clapboard which is arranged under the sealing film, which are connected into a whole.

As an improvement of the utility model, the lower extreme of the outer wall of well pipe is equipped with first locating part, first locating part is located the below of body, first locating part is used for the restriction the body downstream.

As the utility model discloses an improvement, still include elastic component, second locating part to and the case is decided, the elastic component cover is established the surface of movable valve element, the second locating part is located the well lower part of movable valve element, the case is located in the well intraductal, movable valve element passes case and upper portion card in case upper end is decided, the elastic component is located between the lower extreme of case and the second locating part.

As the improvement of the utility model, the fixed valve core is a first cylindrical body, and the outer wall of the first cylindrical body is provided with at least one axial pressure relief groove.

As an improvement of the present invention, the second locating part is a second cylindrical body, and the outer diameter of the second cylindrical body is in clearance fit with the inner diameter of the middle pipe.

As an improvement of the present invention, the first magnetic member is a cylindrical magnet, or/and the second magnetic member is a ring magnet.

As the utility model discloses an improvement, the body includes first body and second body, first body, second body and the coaxial setting of second magnetic part, first body is equipped with the holding chamber, the second body is located the holding intracavity of first body, second magnetic part inlays to be established between the bottom of second body and the diapire of first body.

As an improvement of the utility model, the movable valve element further comprises a rubber cap, and the rubber cap is arranged on the top end of the movable valve element.

As an improvement of the utility model, the floating body is a floating barrel.

The utility model is characterized in that the sealing element is provided with a water outlet hole and a water inlet hole, the shell is provided with a convex ring, a middle pipe is arranged in the convex ring, the sealing element is arranged at the port of the convex ring so as to form a disc-shaped containing cavity with the inner wall of the convex ring, the disc-shaped containing cavity is communicated with the middle pipe, the water inlet hole is communicated with the water inlet hole and the disc-shaped containing cavity, the water outlet hole is communicated with the disc-shaped containing cavity and the water outlet hole, the middle pipe is internally provided with a movable valve core and a first magnetic element, the first magnetic element is positioned below the movable valve core, the movable valve core and the first magnetic element can move up and down in the middle pipe, the upper end of the movable valve core can be abutted against the water outlet hole so as to close the water outlet hole, the outer wall of the middle pipe is sleeved with a floating body, the lower part of the floating body is embedded with a second magnetic, the floating body and the second magnetic part can move up and down along the outer wall of the middle pipe, so that the first magnetic part and the movable valve core move up and down along with the second magnetic part, and the water outlet hole is closed or opened; the utility model discloses when using, water inlet, inlet opening, dish type hold chamber, apopore and delivery port between form rivers passageway, when the situation that takes place to leak between raw water pipeline and the water purifier, the water that leaks out deposits in protection switch's below, the body floats under the effect of water, and body and second magnetic part rise along the outer wall of well pipe, and the second magnetic part removes to being close to first magnetic part direction, because at this moment second magnetic part sets up with first magnetic part polarity is opposite, consequently, first magnetic part is also in well intraductal along with second magnetic part rebound, and drive simultaneously the movable valve core is in well intraductal rebound, the upper end rebound of movable valve core, thereby the upper end of movable valve core supports and closes the apopore in outlet opening department, and at this moment, the dish type holds and no longer communicates between the chamber and the delivery port, and water inlet, inlet opening, dish type hold the chamber, The water flow channel between the water outlet hole and the water outlet is disconnected, so that water in the disc-shaped containing cavity cannot flow out from the water outlet hole, the water inlet and the water outlet are also in a disconnected state, the water can be well prevented from continuously leaking, and the protection effect is achieved. When the water leakage point is repaired, water stored below the protection switch is poured out, the floating body and the second magnetic part do not float any more, the floating body and the second magnetic part move downwards along the outer wall of the middle pipe under the action of gravity, meanwhile, the first magnetic part and the movable valve core also move downwards along with the second magnetic part in the middle pipe, the upper end of the movable valve core is not in contact with the water outlet, water in the disc-shaped containing cavity can flow out along the water outlet, and a water flow channel is formed among the water inlet, the disc-shaped containing cavity, the water outlet and the water outlet, so that water can smoothly flow through the water flow channel. The utility model discloses a body can used repeatedly, maintains at every turn behind the water leakage point, only needs to pour the water that stores up in protection switch's below, and protection switch can continue to use, for prior art, has not only removed the trouble of frequent change body from, moreover the utility model discloses simple structure, use and operate more portably, use cost is lower, also reduced the waste. Therefore, the utility model has the advantages of need not frequently change the inflation body, the inflation body can repetitious usage, use more portably, use cost is lower, waste still less.

Drawings

Fig. 1 is a schematic front view of a first embodiment of the present invention.

Fig. 2 is a schematic side view of the embodiment of fig. 1.

Fig. 3 is a schematic top view of the embodiment of fig. 1.

3 fig. 3 4 3 is 3 a 3 schematic 3 cross 3- 3 sectional 3 view 3 of 3 a 3- 3 a 3 in 3 fig. 3 3 3. 3

Fig. 5 is a schematic view of the floating body and the second magnetic member of fig. 4.

Fig. 6 is a schematic structural diagram of a second embodiment of the present invention.

Fig. 7 is a schematic cross-sectional view of another embodiment of a movable core assembly according to the present invention.

Fig. 8 is a schematic top view of the structure of fig. 7.

Detailed Description

In the description of the present invention, it should be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or assembly referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may for example be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two components can be directly connected or indirectly connected through an intermediate medium, and the two components can be communicated with each other. The specific meaning of the above terms in the present invention can be understood in specific cases for those skilled in the art.

Referring to fig. 1 to 5, fig. 1 to 5 show a first embodiment of a mechanical water leakage protection switch, which includes a housing 2, a seat body 1 sleeved on the housing 2, and a sealing member 3, wherein the seat body 1 is provided with a water inlet 11 and a water outlet 12, and specifically, the water inlet 11 and the water outlet 12 are respectively provided with a sealing ring 8. The sealing element 3 is provided with a water outlet 131 and a water inlet 132, the shell 2 is provided with a convex ring 24, a middle pipe 21 is arranged in the convex ring 24, the sealing element 3 is arranged at the port of the convex ring 24 so as to form a disc-shaped cavity 20 with the inner wall of the convex ring 24, the disc-shaped cavity 20 is communicated with the middle pipe 21, the water inlet 132 is communicated with the water inlet 11 and the disc-shaped cavity 20, the water outlet 131 is communicated with the disc-shaped cavity 20 and the water outlet 12, a movable valve core 40 and a first magnetic element 41 are arranged in the middle pipe 21, the first magnetic element 41 is positioned below the movable valve core 40, the movable valve core 40 and the first magnetic element 41 can move up and down in the middle pipe 21, the upper end of the movable valve core 40 can abut against the water outlet 131 so as to close the water outlet 131, a floating body 23 is sleeved on the outer wall of the middle pipe 21, a second magnetic element 42 is embedded in the lower part of the floating body 23, the second magnetic member 42 and the first magnetic member 41 are opposite in polarity, and the floating body 23 and the second magnetic member 42 can move up and down along the outer wall of the middle pipe 21, so that the first magnetic member 41 and the movable valve core 40 move up and down along with the second magnetic member 42, thereby closing or opening the water outlet hole 131.

When the utility model is used, the water inlet 11 of the utility model is connected with source water, and the floating body of the utility model is positioned in the water collecting part on the water collecting part of the Ann-shaped water purifier, and a water flow channel is formed between the water inlet 11, the water inlet 132, the disk-shaped containing cavity 20, the water outlet 131 and the water outlet 12 under normal conditions; when water leaks from the source water pipeline and/or the pipeline of the water purifier, the leaked water is accumulated in the water collecting part below the protection switch, the floating body floats under the action of the leaked water, the floating body and the second magnetic member 42 rise along the outer wall of the middle pipe 21, the second magnetic member 42 moves towards the direction close to the first magnetic member 41, at the moment, because the second magnetic member 42 and the first magnetic member 41 are arranged in opposite polarity, the first magnetic member 41 also moves upwards along with the second magnetic member 42 in the middle pipe 21, and simultaneously drives the movable valve core 40 to move upwards in the middle pipe 21, the upper end of the movable valve core 40 moves upwards, the upper end of the movable valve core 40 abuts against the water outlet 131 to close the water outlet 131, at the moment, the disc-shaped cavity 20 is not communicated with the water outlet 12, and the water flow channels between the water inlet 11, the water inlet 132, the disc-shaped cavity 20, the water outlet 131 and the water outlet 12 are disconnected, the water in the disk-shaped cavity 20 cannot flow out from the water outlet hole 131, and the water inlet 11 and the water outlet 12 are disconnected, so that the water can be prevented from continuously leaking well, and the protection effect is achieved. After the water leakage point is repaired, the water accumulated below the protection switch is poured out, the floating body 23 and the second magnetic member 42 do not float any more, the floating body 23 and the second magnetic member 42 move downwards along the outer wall of the middle pipe 21 under the action of gravity, meanwhile, the first magnetic member 41 and the movable valve core 40 also move downwards along with the second magnetic member 42 in the middle pipe 21, the upper end of the movable valve core 40 is not in contact with the water outlet hole 131 any more, the water in the disc-shaped containing cavity 20 can flow out along the water outlet hole 131, and a water flow channel is formed among the water inlet 11, the water inlet 132, the disc-shaped containing cavity 20, the water outlet hole 131 and the water outlet 12, so that the water can flow smoothly. The utility model discloses a body 23 can used repeatedly, maintains at every turn behind the water leakage point, only needs to pour the water that stores up in protection switch's below, and protection switch can continue to use, for prior art, has not only removed the trouble of frequently changing body 23 from, moreover the utility model discloses simple structure, use and operation are more simple and convenient, use cost is lower, also reduced the waste.

In the utility model discloses in, it is concrete, sealing member 3 is including sealing membrane 31 and the baffle 32 that is located sealing membrane 31 as an organic whole even.

The utility model discloses in, preferably, the lower extreme of well pipe 21's outer wall is equipped with first locating part 51, first locating part 51 is located the below of body 23, first locating part 51 is used for the restriction body 23 downstream, and is concrete, in this embodiment, first locating part 51 is the buckle, of course, also can be the bolt.

In the present invention, preferably, the device further includes an elastic member 61, a second limiting member 52, and a fixed valve core 62, the fixed valve core 62 is a cylinder having an axial through hole, the elastic member 61 is sleeved on the outer surface of the movable valve core 40, the second limiting member 52 is located at the lower portion of the movable valve core 40, the fixed valve core 62 is located in the middle pipe 21, the movable valve core 40 passes through the fixed valve core 62, and the upper portion of the movable valve core is clamped at the upper end of the fixed valve core 62, the elastic member 61 is limited by the lower end of the fixed valve core 62 and the second limiting member 52, in this embodiment, specifically, the second limiting member 52 is a second cylinder, and the outer diameter of the second cylinder is in clearance fit with the inner diameter of the middle pipe 21, so as to prevent the movable valve core 40 from swinging in the middle pipe 21 (; of course, the second limiting member 52 is a snap, such as an E-shaped clip, or a latch; in this embodiment, the elastic member 61 is a spring, but besides, it may also be a silicone tube or a rubber tube, which is not limited in this embodiment; in this embodiment, the elastic member 61, the second limiting member 52, and the fixed valve core 62 are provided to make the movable valve core 40 always remain attached to the first magnetic member 41 when the protection switch is turned to the normal state even if the user turns the protection switch upside down by accident, and the movable valve core 40 will not block the water outlet 131 and cannot move downwards due to previous error in upside down; of course, in the present embodiment, when the weight of the first magnetic member 41 is large enough, the effect of the present embodiment can be achieved.

In the present invention, preferably, the fixed valve element 62 can be further designed as a first cylindrical body, at least one axial pressure relief groove 621 is disposed on the outer wall of the first cylindrical body, in this embodiment, 4 pressure relief grooves 621 are disposed along the radial distribution, of course, the pressure relief grooves 621 can be selected from 1 to 6, the purpose of the pressure relief grooves 621 is to enable the water in the lower portion of the middle pipe 21 to flow to the disc-shaped cavity 20 as soon as possible when the movable valve element 40 goes upward, so as to reduce the resistance influence of the water in the middle pipe 21 on the upward speed of the movable valve element 40, and improve the sensitivity of the movable valve element 40 (see fig. 7 and 8).

In the present invention, preferably, the first magnetic member 41 is a cylindrical magnet, or/and the second magnetic member 41 is a ring magnet.

The utility model discloses in, it is preferred, body 23 includes first body 231 and second body 232, first body 231, second body 232 and the coaxial setting of second magnetic part 42, first body 231 is equipped with the holding chamber, second body 232 is located the holding intracavity of first body 231, second magnetic part 42 inlays and establishes between the bottom of second body 232 and the diapire of first body 231, and is concrete, in this embodiment, body 23 is foam material, in addition, can also be the body ball, of course, the material requirement of body 23 is not absorbed water, and density is less than water, can float on water can.

The utility model discloses in, preferred, still include rubber cap 7, rubber cap 7 lid is established the top of movable valve core 40. Set up the aim at of rubber cap 7, during the state of leaking, utilize rubber cap 7 to replace the top of movable valve core 40 to plug up apopore 131 to play the effect of protection movable valve core 40, can prolong movable valve core 40's life, when rubber cap 7 damages, only need to change rubber cap 7 can, convenient operation, it is with low costs moreover.

The present invention can also be embodied in a second embodiment (as shown in fig. 6) which is substantially the same as the first embodiment except that the floating body 23 is a float bowl, and the second magnetic member 42 is disposed at the bottom of the float bowl.

It should be noted that the detailed explanation of the above embodiments is only for the purpose of explaining the present invention so as to better explain the present invention, but these descriptions should not be construed as limiting the present invention for any reason, and in particular, the features described in the different embodiments may be arbitrarily combined with each other to constitute other embodiments, and these features should be understood as being applicable to any one embodiment and not limited to only the described embodiments except for the explicit contrary description.

Claims (10)

1. The utility model provides a mechanical type protection switch that leaks, includes casing (2), sealing member (3) to and establish pedestal (1) on casing (2), pedestal (1) is equipped with water inlet (11) and delivery port (12), sealing member (3) are equipped with apopore (131) and inlet opening (132), its characterized in that: the shell (2) is provided with a convex ring (24), the sealing element (3) is arranged at the port of the convex ring (24) so as to form a disc-shaped cavity (20) with the inner wall of the convex ring (24), the disc-shaped cavity (20) is communicated with a middle pipe (21), the water inlet hole (132) is communicated with the water inlet (11) and the disc-shaped cavity (20), the water outlet hole (131) is communicated with the disc-shaped cavity (20) and the water outlet (12), a movable valve core (40) and a first magnetic element (41) are arranged in the middle pipe (21), the first magnetic element (41) is positioned at the lower part of the movable valve core (40), the movable valve core (40) and the first magnetic element (41) can move up and down in the middle pipe (21), the upper end of the movable valve core (40) can abut against the water outlet hole (131) so as to close the water outlet hole (131), a floating body (23) is sleeved on the outer wall of the middle pipe (, the lower part of the floating body (23) is embedded with a second magnetic part (42), the second magnetic part (42) is sleeved on the outer wall of the middle pipe (21), the second magnetic part (42) and the first magnetic part (41) are arranged in a polarity opposite mode, the floating body (23) and the second magnetic part (42) can move up and down along the outer wall of the middle pipe (21), the first magnetic part (41) and the movable valve core (40) move up and down along with the second magnetic part (42), and therefore the water outlet hole (131) is closed or opened.

2. The mechanical water leakage protection switch of claim 1, wherein: the sealing element (3) comprises a sealing film (31) and a partition plate (32) which are connected into a whole and positioned below the sealing film (31).

3. The mechanical water leakage protection switch according to claim 1 or 2, wherein: the lower end of the outer wall of the middle pipe (21) is provided with a first limiting piece (51), the first limiting piece (51) is located below the floating body (23), and the first limiting piece (51) is used for limiting the downward movement of the floating body (23).

4. The mechanical water leakage protection switch according to claim 1 or 2, wherein: the movable valve core is characterized by further comprising an elastic piece (61), a second limiting piece (52) and a fixed valve core (62), wherein the elastic piece (61) is sleeved on the outer surface of the movable valve core (40), the second limiting piece (52) is located at the lower portion of the movable valve core (40), the fixed valve core (62) is located in the middle pipe (21), the movable valve core (40) penetrates through the fixed valve core (62), the upper portion of the movable valve core is clamped at the upper end of the fixed valve core (62), and the elastic piece (61) is limited by the lower end of the fixed valve core (62) and the second limiting piece (52).

5. The mechanical water leakage protection switch of claim 4, wherein: the fixed valve core (62) is a first cylindrical body, and the outer wall of the first cylindrical body is provided with at least one axial pressure relief groove (621).

6. The mechanical water leakage protection switch of claim 4, wherein: the second limiting piece (52) is a second cylindrical body, and the outer diameter of the second cylindrical body is in clearance fit with the inner diameter of the middle pipe (21).

7. The mechanical water leakage protection switch according to claim 1 or 2, wherein: the first magnetic member (41) is a cylindrical magnet, or/and the second magnetic member (42) is a ring magnet.

8. The mechanical water leakage protection switch according to claim 1 or 2, wherein: the floating body (23) comprises a first floating body (231) and a second floating body (232), the first floating body (231), the second floating body (232) and a second magnetic piece (42) are coaxially arranged, the first floating body (231) is provided with an accommodating cavity, the second floating body (232) is located in the accommodating cavity of the first floating body (231), and the second magnetic piece (42) is embedded between the bottom of the second floating body (232) and the bottom wall of the first floating body (231).

9. The mechanical water leakage protection switch according to claim 1 or 2, wherein: the valve core is characterized by further comprising a rubber cap (7), wherein the rubber cap (7) is covered at the top end of the movable valve core (40).

10. The mechanical water leakage protection switch according to claim 1 or 2, wherein: the float (23) is a pontoon.

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