CN215763575U - Flushing cistern water supply valve of reclaimed water reuse system - Google Patents

Abstract

A water supply valve of a toilet flushing water tank of a reclaimed water recycling system comprises a water inlet pipe, wherein a fixed pipe is arranged above the water inlet pipe, the upper end of the fixed pipe is connected with a waterproof microswitch, the fixed pipe is a hollow pipe, an electric wire penetrates through the fixed pipe, a floating block which is inserted on the fixed pipe and can move up and down is arranged outside the fixed pipe, the waterproof microswitch is connected with a power supply through an electric wire, when the water in the water tank reaches a set value, the floating block rises along with the water level to jack a switch contact of the waterproof microswitch, the switch is closed, and the water supply valve stops supplying water into the water tank; when the water tank drains water to flush the toilet, the floating block sinks to loosen the switch contact, the switch is switched on, and the water feeding valve supplies water to the water tank. The utility model utilizes the reclaimed water and the ecological water to supplement water for the water tank, has simple structure, low cost, high benefit and convenient use, can automatically flush the toilet by the reclaimed water, uses the reclaimed water for flushing the toilet, does not use tap water, and effectively saves national water resources. The utility model saves water every day in the 'creation of water-saving society' advocated by the state, and plays an important role in flushing the toilet by using the reclaimed water.

Description

Flushing cistern water supply valve of reclaimed water reuse system

Technical Field

The utility model relates to the technical field of reclaimed water recycling water-saving equipment, in particular to a water supply valve of a toilet flushing water tank of a reclaimed water recycling system.

Background

The water supply valve for the toilet water tank and the squatting pan water tank in the prior art is mainly used for supplying and feeding running water, and realizes water feeding by utilizing water pressure in a domestic water pipe network. The water feeding valve which feeds water or supplements water through water pressure is widely applied to a toilet water tank and a squatting pan water tank which supply water through tap water, but cannot be used for water supply of a water container or a water tank, and only can be used for flushing the toilet through tap water, so that 1/3 waste of domestic water is caused. Therefore, water saving is imperative. The technology and the product of the reclaimed water reuse can be produced at the same time. The water-saving reuse product in the toilet is just started, and accessories and devices of the water reuse system in the toilet on the market are blank, so that the water supply valve is suitable for the water supply valve of the toilet flushing water tank of the water reuse and water saving system.

The inventor is through long-term research, improved current toilet water tank, and in 2021 year 2 month 9 provided a bathroom flushing water tank water feeding valve's utility model patent application, it installs micro-gap power switch additional on traditional toilet water feeding valve's basis, linkage water pump gives water conservation bathroom flushing water tank, car as a house bathroom flushing water tank, steamer bathroom flushing water tank and civilian bathroom flushing water tank water supply and moisturizing, in order to reach the purpose that normal water or ecological water recycled, although its ability normal water retrieval and utilization to a certain extent, it still has continued complicated structures such as buoyancy control mechanism, pressure check valve among traditional toilet water feeding valve, its operation has certain limitation.

SUMMERY OF THE UTILITY MODEL

The utility model provides a water supply valve of a toilet flushing water tank of a reclaimed water recycling system, which has the advantages of simple structure, low cost and convenient use, can automatically recycle reclaimed water and effectively save water resources.

In order to achieve the above purpose, the following technical solutions are provided.

A water supply valve of a toilet flushing water tank of a reclaimed water recycling system comprises a water inlet pipe connected below the water tank, wherein a fixed pipe is arranged above the water inlet pipe, the upper end of the fixed pipe is connected with a waterproof microswitch, the fixed pipe is a hollow pipe, an electric wire penetrates through the fixed pipe, a floating block which is inserted on the fixed pipe and can move up and down along the fixed pipe is arranged outside the fixed pipe, the waterproof microswitch is connected with a water pump and a power supply which are used for controlling the water supply of the water inlet pipe through electric wires, the waterproof microswitch is a normally closed switch, when the water supply of the water tank reaches a set value, the floating block pushes against a switch contact of the waterproof microswitch along with the rise of the water level, the waterproof microswitch is closed, the water pump is linked to stop working, and the water supply valve stops supplying water to the water tank; when the water tank drains water to flush the toilet, the floating block sinks to loosen the switch contact, the waterproof microswitch is switched on, the water pump is linked to work, and the water supply valve supplies water to the water tank. According to the upper water tank of the toilet flushing water tank of the water recycling system, the fixing pipe is additionally arranged between the water inlet pipe and the waterproof micro switch, the floating block capable of moving up and down along the fixing pipe is arranged on the fixing pipe, the waterproof micro switch is jacked or separated from the waterproof micro switch through the up-and-down floating of the floating block to realize the on-off of the switch, the floating block is adopted to replace a traditional buoyancy control mechanism, parts in the buoyancy control mechanism are effectively saved, an original water feeding valve body arranged between the switch and the water inlet pipe is saved, the structure is greatly simplified, the overall structure is simple, and the cost is effectively reduced. When the water tank is used, the waterproof microswitch is a normally closed switch, the water tank is filled with water to a set value, at the moment, the floating block moves upwards along the fixed pipe under the action of buoyancy along with the rise of the water level to jack the switch contact of the waterproof microswitch, the waterproof microswitch is closed, the water pump is linked to stop working, and the water filling valve stops supplying water to the water tank; when the water tank drains water to flush a toilet, the floating block descends along the fixed pipe to further separate from the waterproof microswitch, the waterproof microswitch is switched on to drive the water pump to work, the water supply valve supplies water to the water tank, if circulation is performed, automatic water supply of the water tank is realized, namely automatic reuse of reclaimed water is also realized, the whole reclaimed water reuse process is realized only by the floating block moving up and down under the action of buoyancy to be jacked or separated from the waterproof microswitch, and the process is simple, convenient to use and rapid. The utility model utilizes the reclaimed water and the ecological water to replenish water for the water tank, has simple structure, low cost, high benefit and convenient use, can automatically flush the toilet by the reclaimed water, does not use tap water any more, and effectively saves national water resources. The utility model saves water every day in the 'creation of water-saving society' advocated by the state, and plays an important role in flushing the toilet by using the reclaimed water.

Furthermore, the electric wire is led out from the upper end side part of the water inlet pipe after penetrating through the fixed pipe, and a wire slot for leading out the electric wire is formed in the upper end of the water inlet pipe. The electric wire passes the setting of fixed pipe, makes the electric wire arrange the fixed intraductal in, and fixed pipe plays effective guard action to the electric wire, the setting of the wire notch on the inlet tube makes the electric wire pass the wire notch from fixed intraductal and draws forth, makes the electric wire wholly arrange in order, consequently, the setting of fixed pipe and wire notch not only plays effective guard action to the electric wire, effectively promotes the life of electric wire, simultaneously, makes the whole wiring of water feeding valve clean and tidy, not in disorder.

Furthermore, a water baffle is arranged on the fixed pipe and is positioned between the floating block and the water inlet pipe. The water inlet pipe is used for supplying water to the water tank, the water baffle is arranged for stopping impact force generated when the water inlet pipe supplies water to the water tank, the water inlet pipe is prevented from directly impacting the floating block when the water inlet pipe supplies water to the water tank, the floating block is enabled to float upwards instantly to temporarily jack the waterproof microswitch, meanwhile, water splash is effectively prevented from splashing when the water inlet pipe supplies water to the water tank, the water inlet pipe is enabled to return to the water tank after the water inlet pipe supplies water to the water tank, and water in the water tank is enabled to be sequentially and upwards increased from the bottom of the water tank.

Furthermore, waterproof micro-gap switch installs on the switch base, the switch base is the open type structure of trilateral enclosure wall formula that comprises bottom plate, left side board and back plate, set up the through-hole that supplies the switch contact to stretch out on the bottom plate of switch base. The setting of switch base for place and fixed waterproof micro-gap switch, be used for fixed and connect the fixed pipe simultaneously. The three-side wall type open structure is convenient for taking and placing the waterproof microswitch, so that the waterproof microswitch is more convenient to install, and the dismounting efficiency is improved; the setting of through-hole on the bottom plate ensures that the switch contact on the waterproof micro-gap switch stretches out the bottom plate, and then ensures that the kicking block can contact with the switch contact after rising and then realize waterproof micro-gap switch's closure, and then the interlock water pump stop work, and the water feeding valve stops to supply water for the water tank.

As a further optimization and improvement of the above technical scheme, an external thread connector extending downwards is arranged at the bottom of the switch base, the external thread connector is arranged at a position corresponding to the through hole, and a jacking assembly used for jacking or separating from the switch contact is connected to the external thread connector. The setting of external screw thread interface in switch base bottom, with jacking subassembly threaded connection, utilize jacking subassembly roof pressure or break away from waterproof micro-gap switch, play the effect of effective protection switch contact on the one hand, on the other hand makes the floating block pass through jacking group roof pressure or break away from the switch contact, its stability is better.

Furthermore, the jacking assembly is composed of an internal thread piece connected with the external thread interface and a jacking piece capable of moving up and down in the internal thread piece. The internal thread piece is used for being in threaded connection with the external thread interface, and the jacking piece penetrates through the bottom plate of the internal thread piece and moves up and down along the internal thread piece to be jacked or separated from the switch contact.

Further, the jacking piece comprises carriage release lever and jacking piece, the jacking piece is located the top of carriage release lever, just the size of jacking piece is greater than the size of carriage release lever, set up the jacking hole that supplies the carriage release lever to reciprocate on the bottom plate of internal thread spare. The setting of jacking piece is used for the roof pressure on the one hand or breaks away from the switch contact, and on the other hand can prevent effectively that the jacking piece from breaking away from internal screw thread spare, effectively blocks the bottom plate of jacking piece on internal screw thread spare through the jacking piece.

Furthermore, the bottom of the switch base is also provided with a pipe fixing piece, and the pipe fixing piece is positioned at one end opposite to the through hole. The pipe mounting for fix a position and connect fixed pipe, make fixed union coupling stable, and then ensure that the kicking block reciprocates the roof pressure or breaks away from switch contact stability good.

Further, the pipe mounting is one end open-ended box-shaped structure, the right-hand member of pipe mounting seals, and the left end opening, the breach has been seted up at the bottom plate middle part of pipe mounting, the width of breach suits with the diameter of fixed pipe, the top of fixed pipe is equipped with the fixture block that the size is greater than fixed pipe. The left end opening of pipe mounting, right-hand member confined setting, the installation and the fixed of the fixed pipe of being convenient for, during the installation, with the pipe mounting from the open end pass the pipe mounting can, its easy operation, convenient.

Further, the bottom mounting of fixed pipe is on fixation nut, fixation nut is located the water tank, the inlet tube is external screw thread pipe, be equipped with nut spanner on the external screw thread pipe, all be equipped with the backing plate between water tank bottom plate and fixation nut and the external screw thread pipe. The setting of backing plate makes to be connected between inlet tube and water tank bottom plate and the fixed pipe firmly.

Compared with the prior art, the water supply valve of the toilet flushing water tank of the water recycling system has the following beneficial effects:

the water supply valve is arranged to convert the traditional water pressure water supply into electric power automatic water supply, so that the water supply valve is suitable for water-saving toilets, motor home toilets, steamship toilets, residential toilets and the like, the water supply valve is supplied with ecological water or domestic water serving as reclaimed water, the reclaimed water and the ecological water can be effectively utilized, the reclaimed water and the ecological water can be automatically utilized, the effects of saving the water and protecting water resources are achieved, particularly, the domestic water of 1/3 can be at least saved by using the water supply valve, and the water saving valve plays an important role in flushing toilets by utilizing the reclaimed water or the ecological water every day in 'creation of water-saving society' advocated in China;

secondly, the structure is simple, the water tank on the flushing cistern of the water recycling system is characterized in that the fixing pipe is additionally arranged between the water inlet pipe and the waterproof microswitch, the floating block capable of moving up and down along the fixing pipe is arranged on the fixing pipe, and the waterproof microswitch is jacked or separated from the waterproof microswitch by the up-and-down floating of the floating block to realize the on-off of the switch;

thirdly, the cost is low, on one hand, the floating block is adopted to replace the traditional buoyancy control mechanism, the parts in the buoyancy control mechanism are effectively saved, and the original water feeding valve body arranged between the switch and the water inlet pipe is saved, so that the structure is greatly simplified, and the cost is effectively reduced; on the other hand, due to the arrangement of the waterproof micro-switches, the micro-switches are the existing mature technologies, the variety is various, the price is low, each micro-switch is about several yuan, and when the micro-switches are damaged, the micro-switches can be directly replaced without discarding the whole water feeding valve, so that the overall cost of the water feeding valve is effectively reduced, and the use cost of the water feeding valve is greatly reduced;

on one hand, the waterproof microswitch is convenient to take and place, so that the waterproof microswitch is more convenient to install and the dismounting efficiency is improved; on the other hand, due to the arrangement of the floating block, when the water supply valve is used, the waterproof microswitch is a normally closed switch, at the moment, the water inlet pipe supplies water to the water tank, after the upper surface of the water is contacted with the bottom of the floating block at the initial position, the water inlet pipe continues to supply water to the water tank, at the moment, the floating block moves upwards along the fixed pipe under the action of the buoyancy until the waterproof microswitch is pressed, at the moment, the water tank is full of water, the waterproof microswitch is closed, and the water inlet pipe stops supplying water; after the water tank is used for a period of time, the water surface gradually descends, the floating block descends along the fixed pipe, and then the floating block is separated from the waterproof microswitch, the waterproof microswitch is started, the water inlet pipe supplies water to the water tank again, if the water tank is circulated, automatic water supply of the water tank is realized, namely automatic reuse of reclaimed water is realized, the whole reclaimed water reuse process is realized only by the way that the floating block moves up and down under the action of buoyancy to jack or is separated from the waterproof microswitch, and the water tank is simple in process, convenient to use and rapid.

Drawings

FIG. 1 is a front view of a flush tank fill valve of the water reuse system of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1;

FIG. 3 is a side view of the flush tank fill valve of the water reuse system of the present invention;

fig. 4 is a first schematic structural diagram of the switch base in fig. 1;

fig. 5 is a second schematic structural view of the switch base in fig. 1;

FIG. 6 is a first schematic view of the tube retainer of FIG. 1;

fig. 7 is a second schematic structural view of the tube fixing member in fig. 1.

Detailed Description

The flush tank inlet valve of the water reuse system according to the present invention will be described in further detail with reference to the following embodiments and accompanying drawings.

Referring to fig. 1 to 3, a non-limiting embodiment of the present invention is a water supply valve for a toilet flushing tank 10 of a reclaimed water recycling system, including a water inlet pipe 20 connected below the water tank 10, a fixed pipe 40 is disposed above the water inlet pipe 20, the upper end of the fixed pipe 40 is connected with a waterproof microswitch 30, the fixed pipe 40 is a hollow pipe and internally passes through an electric wire 60, a floating block 50 inserted on the fixed pipe 40 and capable of moving up and down along the fixed pipe 40 is disposed outside the fixed pipe 40, specifically, the floating block 50 may be made of light stainless steel or plastic or foam. The waterproof microswitch 30 is connected with a water pump (not shown in the figure) for controlling the water supply of the water inlet pipe and a power supply (not shown in the figure) through an electric wire 60, the waterproof microswitch 30 is a normally closed switch, when the water level of the water tank 10 reaches a set value, the floating block 50 rises along with the water level to press the switch contact 31 of the waterproof microswitch 30, the waterproof microswitch 30 is closed, the water pump is linked to stop working, and the water supply valve stops supplying water to the water tank 10; when the water tank 10 is drained for flushing a toilet, the floating block 50 sinks to loosen the switch contact 31, the waterproof microswitch 30 is switched on, the water pump is linked to work, and the water feeding valve supplies water to the water tank 10. According to the upper water tank 10 of the flushing water tank 10 of the water recycling system, the fixing pipe 40 is additionally arranged between the water inlet pipe 20 and the waterproof micro switch 30, the floating block 50 capable of moving up and down along the fixing pipe 40 is arranged on the fixing pipe 40, the waterproof micro switch 30 is jacked or separated from the waterproof micro switch 30 through the up-and-down floating of the floating block 50, so that the on-off or the off-off of the switch is realized, the floating block 50 is adopted to replace a traditional buoyancy control mechanism, parts in the buoyancy control mechanism are effectively saved, an original water feeding valve body arranged between the switch and the water inlet pipe 20 is saved, the structure is greatly simplified, the integral structure is simple, and the cost is effectively reduced. When the water-saving water tank is used, the waterproof microswitch 30 is a normally closed switch, when the water tank 10 is started, water is supplied to a set value, at the moment, the floating block 50 moves upwards along the fixed pipe 40 under the action of buoyancy along with the rise of the water level to push against the switch contact 31 of the waterproof microswitch 30, the waterproof microswitch 30 is closed, the water pump is linked to stop working, and the water supply valve stops supplying water to the water tank 10; after the water tank 10 is drained for flushing, the water level gradually drops, the floating block 50 drops along the fixing pipe 40, and then the water tank is separated from the waterproof microswitch 30, at the moment, the waterproof microswitch 30 is opened, the water feeding valve feeds water to the water tank 10 again, if circulation is performed, automatic water feeding of the water tank 10 is realized, namely automatic recycling of reclaimed water is also realized, and the whole reclaimed water recycling process is realized only by that the floating block 50 moves up and down under the action of buoyancy force to be jacked or separated from the waterproof microswitch 30.

Referring to fig. 1 to 3, in a non-limiting embodiment of the present invention, the electric wire 60 is led out from the upper end side of the water inlet pipe 20 after passing through the fixing pipe 40, and the upper end of the water inlet pipe 20 is provided with a wire notch (not shown) for leading out the electric wire 60. The electric wire 60 passes the setting of fixed pipe 40, makes electric wire 60 arrange fixed pipe 40 in, and fixed pipe 40 plays effective guard action to electric wire 60, the setting of inlet tube 20 wire loading notch makes electric wire 60 pass the wire casing mouth from fixed pipe 40 and draws forth, makes electric wire 60 wholly arrange in order, consequently, the setting of fixed pipe 40 and wire casing notch not only plays effective guard action to electric wire 60, effectively promotes electric wire 60's life, simultaneously, makes water feeding valve whole wiring clean and tidy, not in disorder.

Referring to fig. 1 to 3, in a non-limiting embodiment of the present invention, the fixed pipe 40 is provided with a water guard 43, and the water guard 43 is located between the floating block 50 and the water inlet pipe 20. The water baffle 43 is arranged for stopping impact force when the water inlet pipe 20 supplies water to the water tank 10, so as to prevent the water inlet pipe 20 from directly impacting the floating block 50 when the water inlet pipe 20 supplies water to the water tank 10, so that the floating block 50 instantly floats upwards for a short time to press the waterproof micro switch 30, and simultaneously, water splash is effectively prevented when the water inlet pipe 20 supplies water to the water tank 10, and the water baffle 43 is arranged so that the water inlet pipe 20 only returns to the water tank 10 after supplying water to the water tank 10 after passing through the water baffle 43, so that water in the water tank 10 is sequentially and upwards increased from the bottom of the water tank 10.

Referring to fig. 1 to 5, according to a non-limiting embodiment of the present invention, the waterproof microswitch 30 is mounted on the switch base 90, the switch base 90 is a three-sided wall type open structure formed by a bottom plate 91, a left side plate 93 and a rear plate 92, a through hole 94 for extending the switch contact 31 is formed on the bottom plate 91 of the switch base 90, and a positioning threaded hole 97 for positioning and locking the waterproof microswitch 30 is formed on the rear plate 92. The switch base 90 is used for placing and fixing the waterproof microswitch 30 and is also used for fixing and connecting the fixing tube 40. The three-side wall type open structure is arranged, so that the waterproof microswitch 30 can be conveniently taken and placed, the installation of the waterproof microswitch 30 is more convenient, the dismounting efficiency is improved, during the installation, the waterproof microswitch 30 is placed into the switch base 90 from the open side, after the locking holes 32 arranged at two opposite corners on the waterproof microswitch 30 are aligned with the positioning threaded holes 97 arranged on the rear plate 92 of the switch base 90, the waterproof microswitch 30 is locked on the switch base 90 through fasteners, when the waterproof microswitch 30 needs to be replaced, the fasteners of the waterproof microswitch 30 are loosened, the old waterproof microswitch 30 is taken out, and the new waterproof microswitch 30 is installed; the arrangement of the through hole 94 on the bottom plate 91 ensures that the switch contact 31 on the waterproof micro switch 30 extends out of the bottom plate 91, thereby ensuring that the floating block 50 can contact with the switch contact 31 after the water level rises to further realize the closing of the waterproof micro switch 30, further linking the water pump to stop working, and stopping supplying water to the water tank 10 by the water supply valve.

Referring to fig. 1 to 3, as a further optimization and improvement of the above technical solution, according to a non-limiting embodiment of the present invention, a downward extending external threaded connector 96 is disposed at the bottom of the switch base 90, the external threaded connector 96 is disposed at a position corresponding to the through hole 94, and the external threaded connector 96 is connected to the jacking assembly 80 for jacking or releasing the switch contact 31. The setting of switch base 90 bottom external screw thread interface 96, with jacking subassembly 80 threaded connection, utilize jacking subassembly 80 roof pressure or break away from waterproof micro-gap switch 30, play the effect of effective protection switch contact 31 on the one hand, on the other hand makes floating block 50 roof pressure or break away from switch contact 31 through jacking subassembly 80, its stability is better.

Referring to fig. 1 to 3, in a non-limiting embodiment of the present invention, the jacking assembly 80 is composed of an internal threaded member 81 connected to the external threaded interface 96 and a jacking member 82 movable up and down within the internal threaded member 81. The internal thread part 81 is used for being in threaded connection with the external thread connector 96, and the jacking part 82 penetrates through a bottom plate of the internal thread part and moves up and down along the internal thread part 81 to be jacked or separated from the switch contact 31.

Referring to fig. 1 to 3, in a non-limiting embodiment of the present invention, the lifting member 82 is composed of a moving rod 822 and a lifting block 821, the lifting block 821 is located at the top of the moving rod 822, the size of the lifting block 821 is larger than that of the moving rod 822, and a lifting hole for the moving rod 822 to move up and down is formed on the bottom of the internal thread member 81. The setting of jacking piece 821 is used for roof pressure or break away from switch contact 31 on the one hand, and on the other hand can prevent effectively that jacking piece 821 from breaking away from internal screw 81, effectively blocks jacking piece 82 on the bottom plate of internal screw 81 through jacking piece 821.

Referring to fig. 1-3, and 6-7, in a non-limiting embodiment of the present invention, a tube fixing member 70 is further provided at the bottom of the switch base 90, and the tube fixing member 70 is located at an end opposite to the through hole 94. The tube fixing member 70 is provided to position and connect the fixing tube 40, so that the fixing tube 40 is stably connected, and the floating block 50 is ensured to move up and down and press or be separated from the switch contact 31 with good stability.

Referring to fig. 1 to 3, and fig. 6 and 7, in a non-limiting embodiment of the present invention, the tube fixing member 70 is a box-shaped structure with an open end, the right end of the tube fixing member 70 is closed, the left end of the tube fixing member is open, a notch 71 is formed in the middle of the bottom of the tube fixing member 70, the width of the notch 71 is adapted to the diameter of the fixing tube 40, and a latch 41 with a size larger than that of the fixing tube 40 is disposed at the top end of the fixing tube 40. The left end opening of pipe mounting 70, the right-hand member confined setting, the installation and the fixed of fixed pipe 40 of being convenient for, during the installation, with pipe mounting 70 from the open end pass through pipe mounting 70 can, its easy operation, convenient.

Referring to fig. 1 to 3, and fig. 6 and 7, in a non-limiting embodiment of the present invention, a bottom end of the fixing tube 40 is fixed to a fixing nut 42, the fixing nut 42 is located inside the water tank 10, the water inlet tube 20 is an external threaded tube, the external threaded tube is provided with a nut runner 22 for fastening the external threaded tube to the bottom of the water tank 10, and a base plate 21 is provided between a bottom plate 91 of the water tank 10 and the fixing nut 42 and the external threaded tube. The setting of the backing plate 21 makes the connection between the water inlet pipe 20 and the bottom plate of the water tank 10 and the fixed pipe 40 stable. When the water inlet pipe is installed, the upper pipe 20 is aligned with the fixed pipe 40, the upper pipe 20 is rotated into the fixed nut 42 on the fixed pipe 40, and then the nut wrench 22 is operated to fasten the water inlet pipe 20 at the bottom of the water tank 10.

In the description of the present invention, it is to be understood that terms such as "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, which indicate orientations or positional relationships, are used based on the orientations or positional relationships shown in the drawings only for the convenience of describing the present invention and for the simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

The above embodiments are only specific embodiments of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications are possible without departing from the inventive concept, and such obvious alternatives fall within the scope of the utility model.

Claims (10)

1. The utility model provides a water reuse system's flushing cistern water feeding valve, is including connecting the inlet tube in the water tank below, its characterized in that: a fixed pipe is arranged above the water inlet pipe, the upper end of the fixed pipe is connected with a waterproof microswitch, the fixed pipe is a hollow pipe, an electric wire penetrates through the fixed pipe, a floating block which is inserted on the fixed pipe and can move up and down along the fixed pipe is arranged outside the fixed pipe, the waterproof microswitch is connected with a water pump and a power supply which are used for controlling the water supply of the water inlet pipe through electric wires, the waterproof microswitch is a normally closed switch, when the water supply of the water tank reaches a set value, the floating block pushes a switch contact of the waterproof microswitch along with the rise of the water level, the waterproof microswitch is closed, the water pump is linked to stop working, and the water supply valve stops supplying water to the water tank; when the water tank drains water to flush the toilet, the floating block sinks to loosen the switch contact, the waterproof microswitch is switched on, the water pump is linked to work, and the water supply valve supplies water to the water tank.

2. The toilet tank water supply valve of a reclaimed water reuse system according to claim 1, wherein the electric wire is led out from the upper end side of the water inlet pipe after passing through the fixing pipe.

3. The water supply valve of a toilet flushing tank of a reclaimed water reuse system according to claim 2, wherein a water baffle is arranged on the fixed pipe, and the water baffle is positioned between the floating block and the water inlet pipe.

4. The flushing cistern water supply valve of reclaimed water reuse system of claim 3, wherein the waterproof micro switch is installed on the switch base, the switch base is a three-sided wall type open structure composed of a bottom plate, a left side plate and a back plate, and a through hole for the switch contact to extend out is opened on the bottom plate of the switch base.

5. The flushing cistern water supply valve of reclaimed water reuse system of claim 4, wherein the bottom of the switch base is provided with a male screw interface extending downwards, the male screw interface is arranged at a position corresponding to the through hole, and the male screw interface is connected with a jacking component for jacking or separating the switch contact.

6. The toilet tank water supply valve of a reclaimed water reuse system according to claim 5, wherein the lift-up assembly is composed of an internal screw member connected to the external screw interface and a lift-up member movable up and down in the internal screw member.

7. The flushing cistern water supply valve of reclaimed water reuse system of claim 6, wherein the jacking piece is composed of a moving rod and a jacking block, the jacking block is located on the top of the moving rod, the size of the jacking block is larger than that of the moving rod, and a bottom plate of the internal thread piece is provided with a jacking hole for the moving rod to move up and down.

8. The flushing cistern water supply valve of reclaimed water reuse system of any one of claims 4 to 7, wherein the bottom of the switch base is further provided with a pipe fixing member, and the pipe fixing member is located at the end opposite to the through hole.

9. The flushing cistern water feeding valve of reclaimed water reuse system of claim 8, wherein the pipe fixing member is a box-like structure with one open end, the right end of the pipe fixing member is closed, the left end is open, the middle part of the bottom plate of the pipe fixing member is provided with a notch, the width of the notch is adapted to the diameter of the fixing pipe, and the top end of the fixing pipe is provided with a fixture block with a size larger than that of the fixing pipe.

10. The flushing cistern water supply valve of reclaimed water reuse system of claim 9, wherein the bottom end of the fixed pipe is fixed on a fixed nut, the fixed nut is located in the cistern, the water inlet pipe is an external threaded pipe, the external threaded pipe is provided with a nut wrench, and a base plate is arranged between the cistern bottom plate and the fixed nut and between the cistern bottom plate and the external threaded pipe.

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