CN213926549U - Closestool water tank connection structure - Google Patents

Abstract

The utility model discloses a toilet tank connection structure aims at solving current toilet tank water intaking valve control inconvenient, and the reliability is poor, and the outlet conduit lays the complicated with high costs not enough of structure. The utility model comprises a water tank, wherein the water tank is communicated with a water inlet pipe, a water outlet pipe and an air suction valve, the water inlet pipe is provided with a water inlet valve, the water outlet pipe is provided with a reversing valve, the air suction valve is provided with a positioning jack, a float bowl is arranged in the water tank, the upper part of the float bowl is provided with a positioning column, the positioning column and the positioning jack are mutually inserted or separated, the air suction valve is provided with an inductive switch, and an inductive block is arranged in the positioning column; the reversing valve is internally provided with a converging cavity, a water inlet flow channel, a first water outlet flow channel and a second water outlet flow channel, a rotatable valve plate is arranged in the converging cavity, the water inlet flow channel, the first water outlet flow channel and the second water outlet flow channel are communicated with the converging cavity, and the valve plate rotates, seals and covers the opening end of the first water outlet flow channel in the converging cavity or the opening end of the second water outlet flow channel in the converging cavity.

Description

Closestool water tank connection structure

Technical Field

The utility model relates to a bathroom technical field, more specifically say, it relates to a closestool water tank connection structure.

Background

In the flushing process of the toilet, water flow is generally injected into the water tank for storage, and after the flushing switch is pressed, the water flow stored in the water tank is flushed into the toilet to realize the flushing action of the toilet. Along with the continuous improvement of people's quality of life, the function of closestool also is constantly increasing, and there are many toilets at present all to have multiple bath mode, for example realize the overshoot, down stroke, in order to realize the overshoot and down stroke, need two pipelines of reposition of redundant personnel at the play water end of water tank, and still need install the control valve respectively on two pipelines, the complicated with high costs of structure. After the water level in the water tank drops, the water inlet valve installed on the water inlet pipe of the water tank is opened, and then water is injected into the water tank, but most of the water inlet valves used at present are inconvenient to control and poor in reliability.

SUMMERY OF THE UTILITY MODEL

The utility model overcomes current toilet tank water intaking valve control is inconvenient, and the reliability is poor, goes out the water pipeline and lays the complicated with high costs not enough of structure, provides a toilet tank connection structure, and its water tank water intaking valve control is accurate, convenient, and the good reliability, it is with low costs that the water pipeline lays simple structure.

In order to solve the technical problem, the utility model discloses a following technical scheme: a closestool water tank connecting structure comprises a water tank, wherein the upper part of the water tank is communicated with a water inlet pipe, the lower part of the water tank is communicated with a water outlet pipe, the water inlet pipe is provided with a water inlet valve, the water outlet pipe is provided with a reversing valve, the upper part of the water tank is provided with an air suction valve, the air suction valve is provided with a positioning jack, a floating barrel is arranged in the water tank, the upper part of the floating barrel is provided with a positioning column, the positioning column and the positioning jack are inserted into or separated from each other, the air suction valve is provided with a sensing switch, a sensing block is arranged in the positioning column, and the sensing switch is electrically connected with the water inlet valve; the reversing valve is internally provided with a converging cavity, a water inlet flow channel, a first water outlet flow channel and a second water outlet flow channel, a rotatable valve plate is arranged in the converging cavity, the water inlet flow channel, the first water outlet flow channel and the second water outlet flow channel are communicated with the converging cavity, and the valve plate rotates, seals and covers the opening end of the first water outlet flow channel in the converging cavity or the opening end of the second water outlet flow channel in the converging cavity.

When the closestool flushing system works, water is added into the water tank through the water inlet pipe, the water inlet valve is opened in the water adding process, after the water tank is filled with water, the buoy in the water tank floats to the highest position, the positioning column on the buoy is inserted into the positioning insertion hole in the air suction valve at the moment, the positioning insertion hole is sealed, and the water leakage phenomenon is prevented. Meanwhile, the inductive switch induces the inductive block in the positioning column, the inductive switch outputs a water full signal and transmits the signal to the water inlet valve, and the water inlet valve performs closing action. The water tank passes through the outlet pipe and outwards goes out water, install the switching-over valve on the outlet pipe, the valve plate rotates the sealed lid and closes first water outlet flow way at the open end of converging the chamber or the sealed lid closes the open end of second water outlet flow way at converging the chamber, thereby select the second water outlet flow way to switch on with the runner of intaking or first water outlet flow way switches on with the runner of intaking, the rotation through the valve plate realizes the switching of different runners, the switching-over of different runners is realized to a switching-over valve, the laying of pipeline has been made things convenient for, be favorable to reduce cost. After the water outlet pipe discharges water outwards, the water level in the water tank is reduced, the buoy descends to enable the positioning column to be separated from the positioning insertion hole in the air suction valve, at the moment, the water tank sucks air through the positioning insertion hole, vacuum formation in the water tank is prevented, meanwhile, the inductive switch outputs a water inlet signal, the signal is transmitted to the water inlet valve, and the water inlet valve is opened to inject water into the water tank. The water tank inlet valve of the toilet flushing system is accurate and convenient to control, good in reliability, simple in arrangement structure of the water outlet pipeline and low in cost.

Preferably, a water inlet joint is arranged at the upper part in the water tank and is communicated with a water inlet pipe, an air suction hole is arranged on the side wall of the water inlet joint and is close to an air suction valve, a turning plate is hinged to the air suction hole on the inner wall of the water inlet joint, and the turning plate covers the air suction hole.

When the water inlet pipe enters water, the flap covers the air suction hole due to the impact of water flow, the water flow is injected into the water tank from the water inlet connector, and the water-proof water flow is injected into the water tank from the air suction hole to generate water inlet noise. When the water level in the water tank is lowered to a height lower than the air suction holes, the turning plate is opened, and air enters the water inlet joint from the air suction holes to prevent vacuum.

Preferably, the lower end of the water inlet joint is connected with an extension pipe, and the extension pipe extends to the bottom of the water tank. The setting of extension pipe makes the export of water injection in-process rivers at the water tank bottom, prevents to produce into water noise.

Preferably, the valve plate is sleeved with a rubber sleeve. The rubber sleeve increases the sealing performance of the valve plate after the opening end of the first water outlet flow channel or the second water outlet flow channel is covered.

Preferably, the outer wall of the positioning column is sleeved with a sealing gasket, and the sealing gasket is connected between the air suction valve and the upper end of the float bowl in a sealing mode. When the water tank is full of water, the sealing gasket is in close contact with the lower surface of the air suction valve, so that the sealing performance is improved, and water leakage is prevented.

Preferably, the end part of the second water outlet flow channel is rotatably connected with a universal ball sleeve, and the universal ball sleeve is communicated with a connecting pipe. The universal ball sleeve can realize the connection and installation of the connecting pipe in any direction, and the connection and installation are flexible and convenient.

Preferably, a reversing motor is mounted on the reversing valve, an output shaft of the reversing motor is connected with a rotating shaft, a valve plate is connected to the rotating shaft, a safe slipping mechanism is connected between the output shaft of the reversing motor and the rotating shaft, the safe slipping mechanism comprises a transmission sleeve and a slipping seat, the transmission sleeve is connected with the rotating shaft, a circle of slipping tooth grooves are formed in the inner wall of the transmission sleeve, the slipping seat is connected to the output shaft of the reversing motor, slipping tooth heads are arranged on the outer edge of the slipping seat, and the slipping tooth heads are inserted into the.

The reversing motor output shaft rotates to drive the sliding seat to rotate, the sliding seat drives the transmission sleeve to rotate through the matching of the sliding tooth head and the sliding tooth groove, and the transmission sleeve is connected with the rotating shaft, so that the rotating shaft can rotate. When the valve plate torque is too large, the slipping tooth head on the slipping seat and the slipping tooth groove on the transmission sleeve slip, so that the reversing motor is protected.

Preferably, the slipping seat is provided with an insertion hole, the reversing motor output shaft is in adaptive connection with the insertion hole, the outer edge of the slipping seat is provided with a plurality of arc-shaped elastic strips, and the end part of each elastic strip is provided with a slipping tooth head.

The beating slide seat is connected with an output shaft of the reversing motor through the insertion hole, and the connection is convenient and reliable. The outer edge of the slipping seat is provided with an elastic strip, the slipping tooth head is arranged at the end of the elastic strip, and the elastic strip has certain elasticity, so that certain deformation allowance is provided for slipping of the slipping seat.

Compared with the prior art, the beneficial effects of the utility model are that: (1) the water inlet valve of the water tank of the closestool flushing system is accurately and conveniently controlled, the reliability is good, and the arrangement structure of the water outlet pipeline is simple and the cost is low; (2) water inlet noise is not easy to generate in the process of injecting water into the water tank; (3) the water tank is not easy to generate vacuum in the water outlet process; (4) the reversing motor is subjected to overload slipping protection in the switching process of the reversing valve, so that the reversing motor is prevented from being burnt out.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view of the water tank of the present invention;

fig. 3 is a partially enlarged schematic view of fig. 2 of the present invention;

FIG. 4 is a cross-sectional view of the reversing valve of the present invention;

fig. 5 is an exploded view of the reversing valve of the present invention;

fig. 6 is a schematic structural view of a slipping seat of the present invention;

fig. 7 is a schematic structural view of a second slipping seat of the present invention;

fig. 8 is a schematic structural view of a third sliding seat of the present invention;

in the figure: 1. the water tank comprises a water tank body, 2, a water inlet pipe, 3, a water outlet pipe, 4, a water inlet valve, 5, a reversing valve, 6, an air suction valve, 7, a positioning jack, 8, an air vent, 9, a buoy, 10, a positioning column, 11, a sensing switch, 12, a sensing block, 13, a converging cavity, 14, a water inlet flow channel, 15, a first water outlet flow channel, 16, a second water outlet flow channel, 17, a valve plate, 18, a rotating shaft, 19, a water inlet joint, 20, an air suction hole, 21, a turning plate, 22, an extension pipe, 23, a sealing gasket, 24, a positioning groove, 25, a sealing convex ring, 26, a water pump, 27, a transmission sleeve, 28, a driving slide seat, 29, a slipping tooth groove, 30, a slipping tooth head, 31, a universal ball sleeve, 32, a connector, 33, an insertion hole, 34 and an elastic strip.

Detailed Description

The technical solution of the present invention is further described in detail by the following specific embodiments in combination with the accompanying drawings:

example 1: a closestool water tank connecting structure (see attached figures 1-8) comprises a water tank 1, wherein the upper part of the water tank is communicated with a water inlet pipe 2, the lower part of the water tank is communicated with a water outlet pipe 3, a water inlet valve 4 is installed on the water inlet pipe and is an electromagnetic valve, a reversing valve 5 is installed on the water outlet pipe, an air suction valve 6 is installed on the upper part of the water tank, a positioning jack 7 is arranged on the air suction valve, an air vent 8 communicated with the positioning jack is arranged on the outer wall of the air suction valve, a floating barrel 9 is installed in the water tank, a positioning column 10 is arranged on the upper part of the floating barrel, the positioning column and the positioning jack are mutually inserted or separated, an induction switch 11 is installed on the air suction valve, an induction block 12 is installed in the positioning column, and the induction switch is electrically connected with the water inlet valve; the inductive switch is a reed switch, and the inductive block is a strip-shaped magnet block.

The reversing valve is internally provided with a converging cavity 13, a water inlet flow channel 14, a first water outlet flow channel 15 and a second water outlet flow channel 16, a rotatable valve plate 17 is arranged in the converging cavity, the water inlet flow channel, the first water outlet flow channel and the second water outlet flow channel are communicated with the converging cavity, and the valve plate rotates to seal and cover the open end of the first water outlet flow channel in the converging cavity or seal and cover the open end of the second water outlet flow channel in the converging cavity. The water inlet flow channel, the first water outlet flow channel and the second water outlet flow channel are communicated with the converging cavity to form a T-shaped structure.

The upper position in the water tank is provided with a water inlet connector 19 which is communicated with a water inlet pipe, the side wall of the water inlet connector is provided with an air suction hole 20 near an air suction valve, the air suction hole position on the inner wall of the water inlet connector is hinged with a turning plate 21, and the turning plate covers the air suction hole. The water inlet joint is vertically arranged, and the water inlet pipe is transversely arranged. The turning plate is vertically arranged, the upper end of the turning plate is hinged on the inner wall of the water inlet joint, and the lower end of the turning plate is suspended. The lower end of the water inlet connector is connected with an extension pipe 22 which extends to the bottom of the water tank. The outer wall of the positioning column is sleeved with a sealing gasket 23, and the sealing gasket is connected between the air suction valve and the upper end of the float bowl in a sealing manner. The lower part of the air suction valve is provided with a positioning groove 24 which is arranged above the water tank, and the upper end of the float can be arranged in the positioning groove. A sealing convex ring 25 is arranged outside the positioning insertion hole on the bottom surface of the positioning groove, the cross section of the sealing convex ring is triangular, and the sealing gasket can abut against the sealing convex ring. The water tank is internally provided with a water pump 26, a water outlet pipe is connected with a water outlet of the water pump, and a water inlet of the water pump is arranged close to the bottom of the water tank.

The reversing valve is provided with a reversing motor, an output shaft of the reversing motor is connected with a rotating shaft 18, a valve plate is connected to the rotating shaft, a safe slipping mechanism is connected between the output shaft of the reversing motor and the rotating shaft and comprises a transmission sleeve 27 and a slipping seat 28, the transmission sleeve is connected with the rotating shaft, the inner wall of the transmission sleeve is provided with a circle of slipping tooth grooves 29, the slipping seat is connected to the output shaft of the reversing motor, the outer edge of the slipping seat is provided with slipping tooth heads 30, and the slipping tooth heads are inserted into the slipping tooth grooves. The valve plate is sleeved with a rubber sleeve, the end part of the second water outlet flow channel is rotatably connected with a universal ball sleeve 31, and the universal ball sleeve is communicated with a connecting pipe. The inner wall of the transmission sleeve is provided with a circle of inner gear ring, and the inner gear ring is matched and inserted with the outer gear ring.

Be equipped with cartridge hole 33 on the seat that skids, the cartridge hole is the rectangle structure, and switching-over motor output shaft and cartridge hole adaptation are connected, and the seat outward flange that skids is equipped with a plurality of curved elastic strip 34, and the tip of elastic strip sets up the tooth head that skids. As shown in fig. 6, the sliding seat is a waist-shaped structure, two pairs of elastic strips are arranged, the four elastic strips are respectively arranged at four corner positions of the sliding seat, one end of each elastic strip is connected with the sliding seat, and the other end of each elastic strip is provided with a sliding tooth head. As shown in the attached figure 7, three elastic strips are uniformly distributed, the middle of each elastic strip is connected with the corresponding slipping seat through a connecting rib, and slipping tooth heads are uniformly distributed at two ends of each elastic strip. As shown in the attached figure 8, four elastic strips are uniformly distributed, one end of each elastic strip is bent inwards in the radial direction and then connected with the slipping seat, and the other end of each elastic strip is provided with a slipping tooth head.

When the closestool flushing system works, water is added into the water tank through the water inlet pipe, the water inlet valve is opened in the water adding process, after the water tank is filled with water, the buoy in the water tank floats to the highest position, the positioning column on the buoy is inserted into the positioning insertion hole in the air suction valve at the moment, the positioning insertion hole is sealed, and the water leakage phenomenon is prevented. Meanwhile, the inductive switch induces the inductive block in the positioning column, the inductive switch outputs a water full signal and transmits the signal to the water inlet valve, and the water inlet valve performs closing action. The water tank passes through the outlet pipe and outwards goes out water, install the switching-over valve on the outlet pipe, it makes the valve plate rotate along with the pivot and seals the lid and close first water outlet flow way at the open end that converges the chamber or seal the lid and close the open end that the second water outlet flow way at the chamber that converges, thereby select the second water outlet flow way to switch on with the water inlet flow way or first water outlet flow way switches on with the water inlet flow way, the switching-over of different runners is realized through the rotation of valve plate, the switching-over of different runners is realized to a switching-over valve, the laying of pipeline has been made things convenient for, be favorable to reduce cost. After the water outlet pipe discharges water outwards, the water level in the water tank is reduced, the buoy descends to enable the positioning column to be separated from the positioning insertion hole in the air suction valve, at the moment, the water tank sucks air through the positioning insertion hole, vacuum formation in the water tank is prevented, meanwhile, the inductive switch outputs a water inlet signal, the signal is transmitted to the water inlet valve, and the water inlet valve is opened to inject water into the water tank. The reversing motor output shaft rotates to drive the sliding seat to rotate, the sliding seat drives the transmission sleeve to rotate through the matching of the sliding tooth head and the sliding tooth groove, and the transmission sleeve is connected with the rotating shaft, so that the rotating shaft can rotate. When the valve plate torque is too large, the slipping tooth head on the slipping seat and the slipping tooth groove on the transmission sleeve slip, so that the reversing motor is protected.

The above-described embodiments are merely preferred and are not intended to limit the present invention in any way, and other variations and modifications may be made without departing from the spirit and scope of the invention as defined in the appended claims.

Claims (8)

1. A closestool water tank connecting structure is characterized by comprising a water tank, wherein the upper part of the water tank is communicated with a water inlet pipe, the lower part of the water tank is communicated with a water outlet pipe, the water inlet pipe is provided with a water inlet valve, the water outlet pipe is provided with a reversing valve, the upper part of the water tank is provided with an air suction valve, the air suction valve is provided with a positioning jack, a buoy is arranged in the water tank, the upper part of the buoy is provided with a positioning column, the positioning column and the positioning jack are inserted into or separated from each other, the; the reversing valve is internally provided with a converging cavity, a water inlet flow channel, a first water outlet flow channel and a second water outlet flow channel, a rotatable valve plate is arranged in the converging cavity, the water inlet flow channel, the first water outlet flow channel and the second water outlet flow channel are communicated with the converging cavity, and the valve plate rotates, seals and covers the opening end of the first water outlet flow channel in the converging cavity or the opening end of the second water outlet flow channel in the converging cavity.

2. The toilet cistern connecting structure of claim 1, wherein a water inlet connector is installed at an upper position in the cistern and is communicated with the water inlet pipe, a suction hole is arranged on the side wall of the water inlet connector near the suction valve, a turning plate is hinged to the suction hole on the inner wall of the water inlet connector, and the turning plate covers the suction hole.

3. The toilet tank coupling structure of claim 2, wherein the lower end of the water inlet joint is connected to an extension pipe extending to the bottom of the water tank.

4. The toilet tank connecting structure as claimed in claim 1, wherein a rubber sleeve is fitted around the valve plate.

5. The toilet tank connecting structure as claimed in claim 1, wherein a gasket is fitted on an outer wall of the positioning post, and the gasket is sealably connected between the suction valve and an upper end of the float.

6. The toilet tank connecting structure as claimed in claim 1, wherein the end of the second outlet flow passage is rotatably connected to a universal ball sleeve, and the universal ball sleeve is connected to the connecting pipe.

7. The toilet water tank connecting structure according to any one of claims 1 to 6, wherein a reversing motor is mounted on the reversing valve, a reversing motor output shaft is connected with a rotating shaft, a valve plate is connected with the rotating shaft, a safety slipping mechanism is connected between the reversing motor output shaft and the rotating shaft, the safety slipping mechanism comprises a transmission sleeve and a slipping seat, the transmission sleeve is connected with the rotating shaft, a circle of slipping tooth grooves are formed in the inner wall of the transmission sleeve, the slipping seat is connected with the reversing motor output shaft, slipping tooth heads are arranged on the outer edge of the slipping seat, and the slipping tooth heads are inserted into the slipping tooth grooves.

8. The toilet cistern connecting structure of claim 7, wherein the sliding seat is provided with an insertion hole, the output shaft of the reversing motor is connected with the insertion hole in a matching way, the outer edge of the sliding seat is provided with a plurality of arc-shaped elastic strips, and the end parts of the elastic strips are provided with sliding tooth heads.

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