CN111456183A

CN111456183A - Water-saving toilet

Info

Publication number: CN111456183A
Application number: CN202010462379.3A
Authority: CN
Inventors: 陈雪瑜
Original assignee: Guli Xiamen Technology Co Ltd
Current assignee: Guli Xiamen Technology Co Ltd
Priority date: 2020-05-27
Filing date: 2020-05-27
Publication date: 2020-07-28

Abstract

The invention discloses a water-saving pedestal pan, which comprises a pedestal pan body, wherein a dropping pan and a water storage tank are arranged on the pedestal pan body, a submerged bay is arranged at the bottom of the dropping pan, and the submerged bay is connected with a sewage siphon. The inside of the toilet bowl body is provided with a scrubbing water pipe for flushing the peripheral wall of the toilet bowl and a spraying water pipe for flushing the bottom of the toilet bowl. A first mounting hole and a second mounting hole are formed in the bottom of the water storage tank respectively, a first drain valve is mounted in the first mounting hole, and a second drain valve is mounted in the second mounting hole. The brushing water pipe is communicated with the first mounting hole, and the spraying water pipe is communicated with the second mounting hole. The invention can reasonably distribute the water quantity into the washing water pipeline and the spraying water pipeline of the toilet by controlling the discharge capacity of the first drain valve and the second drain valve, and can not cause water waste, thereby realizing better water-saving effect, simultaneously realizing high-efficiency transmission of water flow, having small kinetic energy loss in the transmission process and good washing effect.

Description

Water-saving toilet

Technical Field

The invention relates to the field of bathrooms, in particular to a water-saving toilet bowl.

Background

The toilet is usually provided with two water pipes, wherein one water pipe is a brush ring water pipe for flushing the peripheral wall of the toilet bowl, and the other water pipe is a jet water pipe for flushing the bottom of the toilet bowl. The brush ring water conveying pipeline and the spraying water conveying pipeline inside the existing toilet bowl are shared, so that when the drain valve is opened, the water quantity cannot be reasonably distributed into the brush ring water conveying pipeline and the spraying water conveying pipeline of the toilet bowl. The 'water volume ratio' of the brush ring water pipeline and the jet water pipeline changes along with the change of the working water level of the toilet water tank, so that the 'brush ring water' or 'siphon water' consumption of the toilet exceeds the flushing demand of the toilet and wastes water. Meanwhile, because the water storage capacity of the water tank of the toilet is limited, when the drainage is opened, 1-2 liters of water with the highest pressure is directly filled into the common secondary water pipeline at the front ends of the brush ring water pipeline and the jet water pipeline, so that the conduction kinetic energy of flushing water is lost, and the brushing and jet effects are poor.

Disclosure of Invention

In view of the above problems, an object of the present invention is to provide a water saving toilet that can reasonably distribute flush water and has an excellent flushing effect.

In order to achieve the purpose, the technical scheme adopted by the invention is as follows:

a water-saving toilet bowl comprises a toilet bowl body, wherein a toilet bowl body and a water storage tank are arranged on the toilet bowl body, a submerged bay is arranged at the bottom of the toilet bowl body, and the submerged bay is connected with a sewage discharge siphon. The toilet bowl is characterized in that a brushing water delivery pipeline for flushing the peripheral wall of the toilet bowl and a spraying water delivery pipeline for flushing the bottom of the toilet bowl are arranged in the toilet bowl body. A first mounting hole and a second mounting hole are formed in the bottom of the water storage tank respectively, a first drain valve is mounted in the first mounting hole, and a second drain valve is mounted in the second mounting hole. The brushing water pipe is communicated with the first mounting hole, and the spraying water pipe is communicated with the second mounting hole.

Furthermore, a transition water cavity is arranged below the first mounting hole of the toilet body, and the brushing water pipeline is communicated with the transition water cavity.

In one embodiment, the scrubbing water pipe is an annular pipe with a closed side edge, one side of the transition water cavity is provided with a water inlet communicated with the annular pipe, and the bottom of the annular pipe is uniformly provided with a plurality of flushing holes facing the circumferential wall of the urinal along the circumferential direction.

In another embodiment, the scrubbing water pipe is an annular water guide groove with an opening at the side edge, a first rotary-flushing jet orifice and a second rotary-flushing jet orifice which are communicated with the annular water guide groove are respectively arranged at two sides of the transition water cavity, and the directions of the first rotary-flushing jet orifice and the second rotary-flushing jet orifice are the same as the flow direction of flushing water of the annular water guide groove.

Wherein, the first drainage valve comprises a valve body, a valve rod, a bottom plate, an elastic body and a water stop rubber mat, a drainage cavity is arranged in the valve body, a water inlet hole for communicating the water storage tank with the drainage cavity is arranged at the top of the valve body, the valve rod is arranged at the top of the valve body, the bottom end of the valve rod extends into the drainage cavity and can move up and down, a connecting part is vertically and fixedly arranged at the top of the bottom plate and is fixedly connected with the bottom of the valve rod, an overflow channel which completely runs through the valve rod, the connecting part and the bottom plate is arranged in the valve rod along the axis, the water stop rubber mat is fixedly arranged at the top of the bottom plate, a first annular plate is fixedly arranged at the bottom of a top plate of the valve body along the edge of the water inlet hole, the top of the water stop rubber mat is in sealing fit with the bottom, the upper end of the elastic body is propped up against the valve rod.

Further, the lower part outside cover of valve rod is equipped with a stand pipe, the stand pipe is fixed through a plurality of spinal branch vaulting poles the inlet opening top, the inner wall lower part of stand pipe is equipped with a spacing step, and the valve rod outer wall is in the top of spacing step is equipped with an annular butt portion, the elastomer is established between valve rod outer wall and stand pipe inner wall, and the lower part of elastomer supports spacing step, upper portion support annular butt portion.

Furthermore, a counterweight cylinder with an opening at the top is installed at the upper part of the valve rod, and a water drainage hole is formed in a bottom plate of the counterweight cylinder. Preferably, in order to realize height adjustment of the counterweight, a connecting pipe for the valve rod to pass through is fixedly arranged at the central axis of the counterweight cylinder, an internal thread is formed on the inner wall surface of the connecting pipe, and an external thread matched with the internal thread is formed on the outer wall surface of the valve rod.

Preferably, an annular water baffle plate hermetically communicated with the water drainage hole is fixedly arranged in the counterweight cylinder, a water drainage notch is formed in the side edge of the annular water baffle plate, and an adjusting rod capable of rotating along the axis and used for adjusting the water drainage speed is hermetically arranged in the annular water baffle plate. A water draining channel is formed in the lower portion inside the adjusting rod, and a water draining opening used for communicating the water passing notch and the water draining channel is formed in the side wall of the adjusting rod. The opening area of the water discharge opening is gradually reduced along the side wall of the adjusting rod.

Preferably, the bottom of the overflow channel is provided with an overflow assembly for sealing the overflow channel. The overflow assembly comprises a guide post arranged at the axis of the bottom of the overflow channel, an overflow bottom plate horizontally fixed at the bottom of the guide post, an overflow sealing rubber mat arranged above the overflow bottom plate and used for sealing the bottom of the overflow channel, and an overflow spring sleeved outside the guide post and upwards abutted against the guide post. And a second annular plate is fixedly arranged at the bottom of the overflow bottom plate along the edge of the overflow channel, and the top of the overflow sealing rubber gasket is in sealing fit with the bottom of the second annular plate. The center of the second annular plate is provided with a connecting lug for the guide post to pass through, and the side edge of the connecting lug is fixedly connected with the inner wall of the second annular plate through a plurality of connecting posts. A buckle is fixed on the upper portion of the guide post in a clamping mode, the lower portion of the overflow spring abuts against the connecting lug, and the upper portion of the overflow spring abuts against the buckle.

Further, the subassembly is paid to the inside below of drainage chamber installation be used for with water tank bottom fixed connection's lock, the lock pay the subassembly and include dead lever, screw and U type hook, the dead lever transversely is fixed in drainage chamber bottom, has seted up the confession on the dead lever the mounting hole that the screw passed, U type hook establish valve body below and with screw threaded connection.

Preferably, the elastic body is a metal spring or a rubber spring.

Wherein, the second drain valve be the cylinder drain valve.

In another embodiment, the first drain valve and the second drain valve are flap type drain valves. The top of the first drain valve is provided with a first hanging chain for driving the first drain valve to be opened, and the top of the second drain valve is provided with a second hanging chain for driving the second drain valve to be opened. The top of first chaining and the second chaining links to each other with the connecting rod respectively, the side of toilet bowl body be equipped with the connecting rod links to each other and is used for the drive the connecting rod is rotatory in order to open the spanner of first drain valve and second drain valve.

And in order to realize the overflow function of the water tank, the top of the first drainage valve is provided with an overflow pipe communicated with the transition water cavity.

Further, the valve body include base body and lock and be in installation lid on the base body, the installation lid with the junction of base body is equipped with sealed cushion. The same high department of lateral wall of base body has set firmly a plurality of arch along circumference, set up on the lateral wall of installation lid a plurality of be used for with protruding joint complex fixed slot.

The invention has the following beneficial effects:

1. the brushing water pipe and the spraying water pipe are arranged independently, and the water quantity is reasonably distributed into the brushing water pipe and the spraying water pipe of the toilet bowl by controlling the discharge capacity of the first drain valve and the second drain valve, so that the waste of water is avoided, and a better water-saving effect is realized.

2. The first drain valve and the second drain valve are not required to be electrified, the purpose of automatic water drainage of the water tank can be achieved through a pure mechanical structure, and the automatic water drainage device is compact in structure, small in size, reliable in operation, simple in maintenance, low in production and use cost and long in service life.

3. Because the common auxiliary water pipeline does not exist, the pressure of flushing water is not lost, the pressure of water flow is transmitted efficiently, the loss of kinetic energy in the conduction process is small, and the washing effect is greatly enhanced.

Drawings

Fig. 1 is a schematic top view of a water saving toilet bowl according to a first embodiment.

Fig. 2 is a schematic sectional view taken along a direction a-a in fig. 1.

Fig. 3 is a schematic cross-sectional view taken along the direction B-B in fig. 2.

Fig. 4 is a schematic cross-sectional view taken along the direction C-C in fig. 1.

Fig. 5 is a first structural schematic diagram of the first drain valve according to the first embodiment.

Fig. 6 is an exploded view of the part of fig. 5.

Fig. 7 is a schematic view of the internal structure of fig. 5.

Fig. 8 is a partially enlarged schematic view of a portion a in fig. 7.

Fig. 9 is a perspective view of the mounting cover.

Fig. 10 is a schematic view of the first drain valve in a closed state.

Fig. 11 is a schematic view of the first drain valve in an open state.

FIG. 12 is a state diagram of the first drain valve as the tank level drops.

FIG. 13 is a first drain valve state diagram when the tank level is gradually increasing but not exceeding the weighted cylinder.

FIG. 14 is a first drain valve state diagram with tank water level above the top of the valve stem and overflowing.

Fig. 15 is a second structural schematic diagram of the first drain valve according to the first embodiment.

Fig. 16 is a partially enlarged view of a portion B in fig. 15.

Fig. 17 is a perspective view illustrating the adjustment lever of fig. 15.

Fig. 18 is a schematic perspective view of the weight cartridge of fig. 15.

Fig. 19 is an exploded view of parts of a third structure of the first drain valve according to the first embodiment.

Fig. 20 is an internal structural view of a third structure of the first drain valve according to the first embodiment.

Fig. 21 is a partially enlarged schematic view of a portion C in fig. 20.

Fig. 22 is a top view of the overflow floor.

Fig. 23 is a schematic perspective view illustrating a water saving toilet bowl according to a second embodiment.

Fig. 24 is a top view of fig. 23.

Fig. 25 is a schematic cross-sectional view taken along direction D-D of fig. 24.

Fig. 26 is a schematic cross-sectional view taken along the direction E-E of fig. 25.

Fig. 27 is a schematic sectional view taken along the direction F-F in fig. 24.

FIG. 28 is a schematic top view of a water saving toilet bowl according to the third embodiment.

Fig. 29 is a schematic sectional view taken along the direction G-G in fig. 28.

Fig. 30 is a schematic sectional view taken along the direction H-H in fig. 28.

FIG. 31 is a schematic top view of a water saving toilet bowl according to the third embodiment.

Fig. 32 is a schematic sectional view taken along the direction I-I in fig. 31.

Fig. 33 is a schematic sectional view taken along the direction J-J in fig. 31.

Description of the main component symbols: 1. a toilet body; 10. a transition water cavity; 101. brushing the water delivery pipeline; 102. spraying a water conveying pipeline; 103. a water inlet; 104. flushing the hole; 105. a first spinning jet; 106. a second spinning jet; 11. dropping the urinal; 111. a sink bay; 112. a blowdown siphon tube; 12. a water storage tank; 121. a first mounting hole; 122. a second mounting hole; 2. a first drain valve; 200. sealing the rubber gasket; 201. a water inlet hole; 202. a support bar; 203. a limiting step; 204. an annular abutment; 205. a first annular plate; 206. an overflow channel; 207. a protrusion; 208. fixing the clamping groove; 209. a first hanging chain; 21. a valve body; 210. a drainage cavity; 211. a base body; 212. installing a cover; 22. a valve stem; 220. a guide tube; 23. an elastomer; 24. a water stop rubber mat; 25. a base plate; 26. a connecting portion; 27. a counterweight cylinder; 270. a water drain hole; 271. a connecting pipe; 272. an annular water baffle; 273. a water passing notch; 28. adjusting a rod; 280. a drainage channel; 281. a water discharge opening; 29. an overflow pipe; 3. a second drain valve; 300. a second hanging chain; 4. a water inlet valve; 51. fixing the rod; 510. mounting holes; 52. a screw; 53. a U-shaped hook; 61. a connecting rod; 62. a wrench; 71. a guide post; 72. an overflow floor; 73. an overflow sealing rubber mat; 74. an overflow spring; 75. a second annular plate; 76. connecting lugs; 77. connecting columns; 78. and (5) buckling.

Detailed Description

The invention is further described with reference to the following drawings and detailed description.

Example one

As shown in fig. 1-4, the water saving toilet comprises a toilet body 1, a toilet bowl 11 and a water storage tank 12 are arranged on the toilet body 1, a sink bay 111 is arranged at the bottom of the toilet bowl 11, and the sink bay 111 is connected with a sewage siphon 112. The toilet bowl body 1 is internally provided with a brushing water conveying pipeline 101 for flushing the peripheral wall of the toilet bowl 11 and a jetting water conveying pipeline 102 for flushing the bottom of the toilet bowl 11, and the brushing water conveying pipeline 101 and the jetting water conveying pipeline 102 are independently arranged. The bottom of the water storage tank 12 is respectively provided with a first mounting hole 121 and a second mounting hole 122, the first drain valve 2 is installed in the first mounting hole 121, the second drain valve 3 is installed in the second mounting hole 122, and the second drain valve 3 is an existing cylinder type drain valve. The brushing water pipe 101 is communicated with the first mounting hole 121, and the jetting water pipe 102 is communicated with the second mounting hole 122. A water inlet valve 4 for supplying water to the storage tank 12 is further installed inside the storage tank 12.

The toilet bowl body 1 is provided with a transition water cavity 10 below the first mounting hole 121, and the brushing water pipeline 101 is communicated with the transition water cavity 10. The scrubbing water pipe 101 is an annular pipe with a closed side edge, one side of the transition water cavity 10 is provided with a water inlet 103 communicated with the annular pipe, and the bottom of the annular pipe is uniformly provided with a plurality of flushing holes 104 facing the peripheral wall of the urinal 11 along the circumferential direction.

As shown in fig. 5 to 9, the first drain valve 2 includes a valve body 21, a valve rod 22, an elastic body 23 and a water stop rubber gasket 24, a drain cavity 210 is formed inside the valve body 21, a water inlet 201 for communicating the water storage tank 12 with the drain cavity 210 is formed in the top of the valve body 21, and a sealing rubber gasket 200 for sealing and matching with the wall surface of the water storage tank 12 is fixedly installed at the bottom of the valve body 21. The valve stem 22 is arranged at the top of the valve body 21, and the bottom end of the valve stem 22 extends into the drainage cavity 210 and can move up and down. The outer side of the lower portion of the valve rod 22 is sleeved with a guide pipe 220, the guide pipe 220 is fixed at the top of the water inlet 201 through a plurality of support rods 202, and the guide pipe 220 is concentric with the water inlet 201. The lower part of the inner wall of the guide tube 220 is provided with a limit step 203, and the outer wall of the valve rod 22 is provided with an annular abutting part 204 above the limit step 203. The elastic body 23 is provided between the outer wall of the valve stem 22 and the inner wall of the guide tube 220 and is in a compressed state, the lower part of the elastic body 23 abuts against the limit step 203, and the upper part abuts against the annular abutting part 204. The elastic body 23 is preferably a metal spring or a rubber spring.

The bottom of the top plate of the valve body 21 is fixedly provided with a first annular plate 205 along the edge of the water inlet hole 201, the bottom of the valve rod 22 is fixedly provided with a bottom plate 25, and a water-stopping rubber pad 24 is fixedly arranged on the top of the bottom plate 25 and is in sealing fit with the bottom of the first annular plate 205. The top of the bottom plate 25 is vertically and fixedly provided with a connecting part 26, and the connecting part 26 is in threaded connection with the bottom of the valve rod 22. The stem 22 defines an axial overflow passage 206 extending completely through the stem 22, the connecting portion 26 and the bottom plate 25.

The upper portion of the valve rod 22 is provided with a counterweight cylinder 27 with an open top, and a bottom plate of the counterweight cylinder 27 is provided with one or more drain holes 270 along the circumferential direction. The central axis of the weight cylinder 27 is fixedly provided with a connecting pipe 271 for the valve rod 22 to pass through, the inner wall surface of the connecting pipe 271 is provided with an internal thread, and the outer wall surface of the valve rod 22 is provided with an external thread matched with the internal thread.

A locking assembly for fixedly connecting with the bottom of the water storage tank 12 is arranged below the inner part of the drainage cavity 210, and comprises a fixed rod 51, a screw 52 and a U-shaped hook 53. The fixing rod 51 is transversely fixed at the bottom of the drainage cavity 210, a mounting hole 510 for the screw 52 to pass through is formed in the fixing rod 51, and the U-shaped hook 53 is arranged below the valve body 21 and is in threaded connection with the screw 52.

Valve body 21 includes base body 211 and the installation lid 212 of lock on base body 211, and the junction of installation lid 212 and base body 211 is equipped with sealed cushion 200, and the same high department of lateral wall of base body 211 has set firmly a plurality of arch 207 along circumference, has seted up a plurality of on the lateral wall of installation lid 212 and is used for and protruding 207 joint complex fixed slot 208.

After the second drain valve 3 is opened, the water in the water storage tank 12 flows into the jet water pipe 102 through the second mounting port 122 to flush the bottom of the urinal 11. When the water level is lowered to a certain height, the first drain valve 2 is triggered to be opened, water in the water storage tank 12 flows into the brushing water conveying pipeline 101 through the first mounting port 121, and is finally sprayed out from the plurality of washing holes 104 to wash the peripheral wall of the urinal 11. By controlling the displacement of the first drain valve 2 and the second drain valve 3, the water quantity is reasonably distributed into the brushing water pipeline 101 and the spraying water pipeline 102 of the toilet bowl 11, no water is wasted, and the flushing effect is good.

Fig. 10 is a schematic view of the first drain valve of the present embodiment in a closed state. When the water storage tank 12 is in a normal full water state, the integral gravity of the counterweight cylinder 27, the valve rod 22, the water stop rubber mat 24, the bottom plate 25 and the connecting part 26 is G1, the elastic body 23 is in a compressed state and generates elastic force F1, the pressure of the water pressure acting on the water stop rubber mat 24 is F2, and when F1 is greater than G1+ F2, the first drain valve 2 is in a closed state.

Fig. 11 is a schematic view illustrating the first drain valve of the present embodiment in an open state. When the second drain valve 3 of the water storage tank 12 is opened to drain, the water level drops, when the water level is lower than the drain hole 270 of the counterweight cylinder 27, the counterweight cylinder 27 plays a role in storing water, gravity G2 is generated, and the overall gravity of the counterweight cylinder 27, the valve rod 22, the water stop rubber mat 24, the bottom plate 25 and the connecting part 26 is G1. The elastic body 23 is in a compressed state and generates elastic force F3, the pressure of water pressure acting on the water stopping rubber mat 24 is F4, and when G1+ G2+ F4 is greater than F3, the first drain valve 2 is in an open state.

Fig. 12 shows a state diagram of the first drain valve when the water level in the storage tank 12 drops. When the second drain valve 3 of the water storage tank 12 is opened to drain, the water level continues to drop, the water storage capacity of the counterweight cylinder 27 also drops, gravity G3 is generated, and the overall gravity of the counterweight cylinder 27, the valve rod 22, the water stop rubber pad 24, the bottom plate 25 and the connecting part 26 is G1. The elastic body 23 is in a compressed state and generates elastic force F5, the pressure of water pressure acting on the water stopping rubber mat 24 is F6, and when F5 is greater than G1+ G3+ F6, the first drain valve 2 is in a closed state.

Fig. 13 is a state diagram of the automatic drain valve when the water level of the water tank gradually rises but does not exceed the weight cylinder. When the water inlet device of the water tank 5 starts to feed water, the water level rises, the counterweight cylinder 27 has no water storage capacity, and the integral gravity of the counterweight cylinder 27, the valve rod 22, the water stop rubber mat 24, the bottom plate 25 and the connecting part 26 is G1. The elastic body 23 is in a compressed state and generates elastic force F1, the pressure of the water pressure acting on the water stopping rubber mat 4 is F7, and when F1 is more than G1+ F7, the automatic drain valve is in a closed state.

Fig. 14 shows a first drain valve state when tank 12 is level above the top of stem 22 and is overflowing. When the water inlet valve 4 of the water storage tank 12 does not stop water and water continuously enters, the water storage tank 12 overflows, and the overall gravity of the weight cylinder 27, the valve rod 22, the water stop rubber mat 24, the bottom plate 25 and the connecting part 26 is G1. The elastic body 23 is in a compressed state and generates elastic force F1, the pressure of water pressure acting on the water stopping rubber mat 24 is F8, and when F1 is greater than G1+ F8, the first drain valve 2 is in a closed state. Excess water drains out of the overflow channel 206 to effect overflow.

Since the overflow passage 206 is provided in the first drain valve 2, the overflow pipe is not required to be provided in the second drain valve 3. When the side edge of the second drain valve 3 is not provided with an overflow pipe, the injection water pipe 102 is isolated from being communicated with the outside air through the overflow pipe. Therefore, when the second drain valve 3 drains water, the air pressure in the injection water pipe 102 is lower than the air pressure of the outside air, so that water is stored in the injection water pipe 102 after the water is flushed each time. When the bottom of the urinal 11 is flushed next time, the pre-stored water in the jet water pipeline 102 can directly act on the siphon pipeline 112, so that the stroke of water is saved, and the flushing effect can be greatly improved.

Compared with the existing water-saving toilet bowl, the water-saving toilet bowl of the embodiment has the advantages that the stroke of water is shortened, meanwhile, the pressure of water flow is not lost, the high-efficiency transmission of the pressure of the water flow is realized, and the washing effect is greatly enhanced.

A second construction of the first drain valve of this embodiment is shown in fig. 15-18. An annular water baffle 272 hermetically communicated with the water drainage hole 270 is fixedly arranged in the counterweight cylinder 27, and a water passing notch 273 is formed in the side edge of the annular water baffle 272. The annular water baffle 272 is internally and hermetically provided with an adjusting rod 28 which can rotate along the axis and is used for adjusting the draining speed. A water drainage channel 280 is arranged at the lower part inside the adjusting rod 28, and a water drainage opening 281 for communicating the water passing notch 273 with the water drainage channel 280 is arranged on the side wall of the adjusting rod 28. The opening area of the drain opening 281 is gradually reduced along the side wall of the adjustment lever 28. The discharge speed of the weight cylinder 27 can be controlled by rotating the adjusting rod 28, so that the discharge amount of the first drain valve 2 can be controlled, and the discharge amount of the first drain valve 2 can be controlled by the height of the weight cylinder 27 on the valve rod 22.

A third construction of the first drain valve of this embodiment is shown in fig. 19-22. The bottom of the overflow channel 206 is provided with an overflow assembly for sealing it. The overflow assembly comprises a guide column 71 arranged at the bottom axis of the overflow channel 206, an overflow bottom plate 72 horizontally fixed at the bottom of the guide column 71, an overflow sealing rubber gasket 73 arranged above the overflow bottom plate 72 and used for sealing the bottom of the overflow channel 206, and an overflow spring 74 sleeved outside the guide column 71 and upwards abutting against the guide column 71. The bottom of the overflow bottom plate 72 is fixedly provided with a second annular plate 75 along the edge of the overflow channel 206, and the top of the overflow sealing rubber gasket 73 is in sealing fit with the bottom of the second annular plate 75. The center of the second annular plate 75 is provided with a connecting lug 76 for the guide post 71 to pass through, and the side edge of the connecting lug 76 is fixedly connected with the inner wall of the second annular plate 75 through a plurality of connecting posts 77. A buckle 78 is clamped and fixed on the upper part of the guide post 71, the lower part of the overflow spring 74 is propped against the lug 76, and the upper part is propped against the buckle 78. When the pressure of water pressure on the overflow sealing rubber gasket 73 and the gravity of the overflow assembly are larger than the elastic force generated by the overflow spring 74, the overflow assembly is opened, and water flows into the base to realize overflow.

Example two

As shown in fig. 23 to 27, the present embodiment differs from the first embodiment only in that: the scrubbing water pipe 101 is an annular water guide groove with an opening on the side, a first rotary-flushing jet orifice 105 and a second rotary-flushing jet orifice 106 communicated with the annular water guide groove are respectively arranged on two sides of the transition water cavity 10, and the directions of the first rotary-flushing jet orifice 105 and the second rotary-flushing jet orifice 106 are the same as the flow direction of flushing water of the annular water guide groove. The rest of the structure of the present embodiment is the same as that of the first embodiment.

After the second drain valve 3 is opened, the water in the water storage tank 12 flows into the jet water pipe 102 through the second mounting port 122 to flush the bottom of the urinal 11. When the water level is reduced to a certain height, the first drainage valve 2 is triggered to be opened, water in the water storage tank 12 flows into the transitional water cavity 10 through the first mounting opening 121 and is finally sprayed out through the first rotary-flushing jet opening 105 and the second rotary-flushing jet opening 106, and the sprayed water is drained through the annular water guide groove and then cleans the peripheral wall of the urinal 11. The directions of the first rotary-blow jet orifice 105 and the second rotary-blow jet orifice 106 are the same as the flow direction of the flushing water of the annular water guide groove, the flushing water at the two sides flows along the same direction of the water flow, the peripheral wall of the urinal 11 is flushed in a spiral mode, and the flushing effect is good. The rest of the principle of the embodiment is the same as that of the first embodiment.

EXAMPLE III

As shown in fig. 28 to 30, the present embodiment differs from the first embodiment only in that: the first drain valve 2 and the second drain valve 3 are flap type drain valves. The top of the first drain valve 2 is provided with a first hanging chain 209 for driving the first drain valve to open, and the top of the second drain valve 3 is provided with a second hanging chain 300 for driving the second drain valve to open. The tops of the first hanging chain 209 and the second hanging chain 300 are respectively connected with the connecting rod 61, and the side of the toilet bowl body 1 is provided with a wrench 62 which is connected with the connecting rod 61 and is used for driving the connecting rod 61 to rotate so as to open the first drain valve 2 and the second drain valve 3. An overflow pipe 29 communicated with the transition water cavity 10 is arranged at the top of the first drainage valve 2. The rest of the structure of the present embodiment is the same as that of the first embodiment.

In this embodiment, the respective displacement of the two flap-type drain valves can be opened simultaneously by pressing the opening wrench 62, so as to reasonably distribute the water amount into the transition water chamber 10 and the injection water pipe 102 of the toilet bowl. The water in the transitional water cavity 10 is finally sprayed out from the plurality of the washing holes 104 to wash the peripheral wall of the toilet bowl 11, so that the toilet bowl achieves the optimal washing effect without wasting water. Meanwhile, when the first drain valve 2 is opened, water in the water storage tank 12 is filled into the transition water cavity 10 at the first time, so that air in the transition water cavity 10 and the brushing water conveying pipeline 101 is compressed for a short time, and kinetic energy of water flow is not released. The high pressure of the high water level is immediately applied to the washing brush, and the washing is stopped until the first drain valve 2 is closed, so that the washing is early and long, and the washing effect is greatly enhanced. The principle and effect of the rest of the embodiment are the same as those of the first embodiment.

Example four

As shown in fig. 31 to 33, the present embodiment is different from the second embodiment only in that: the first drain valve 2 and the second drain valve 3 are flap type drain valves. The top of the first drain valve 2 is provided with a first hanging chain 209 for driving the first drain valve to open, and the top of the second drain valve 3 is provided with a second hanging chain 300 for driving the second drain valve to open. The tops of the first hanging chain 209 and the second hanging chain 300 are respectively connected with the connecting rod 61, and the side of the toilet bowl body 1 is provided with a wrench 62 which is connected with the connecting rod 61 and is used for driving the connecting rod 61 to rotate so as to open the first drain valve 2 and the second drain valve 3. An overflow pipe 29 communicated with the transition water cavity 10 is arranged at the top of the first drainage valve 2. The rest of the structure of the embodiment is the same as that of the embodiment.

In this embodiment, the respective displacement of the two flap-type drain valves can be opened simultaneously by pressing the opening wrench 62, so as to reasonably distribute the water amount into the transition water chamber 10 and the injection water pipe 102 of the toilet bowl. The water in the transitional water cavity 10 is finally sprayed out by the first and second rotary-

blow jet orifices

105 and 106, and the sprayed water is drained by the annular water guide groove and then cleans the peripheral wall of the toilet bowl 11, so that the toilet bowl achieves the best washing effect without wasting water. Meanwhile, when the first drain valve 2 is opened, water in the water storage tank 12 is filled into the transition water cavity 10 at the first time, so that air in the transition water cavity 10 and the brushing water conveying pipeline 101 is compressed for a short time, and kinetic energy of water flow is not released. The high pressure of the high water level is immediately applied to the washing brush, and the washing is stopped until the first drain valve 2 is closed, so that the washing is early and long, and the washing effect is greatly enhanced. The principle and effect of the rest of the embodiment are the same as those of the embodiment.

While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. The utility model provides a water-saving toilet bowl, includes the toilet bowl body, be equipped with the urinal and the storage water tank of falling on the toilet bowl body, the urinal bottom of falling is equipped with the heavy water gulf, and the heavy water gulf is connected with blowdown siphon, its characterized in that: the toilet bowl comprises a toilet bowl body and is characterized in that a brushing water conveying pipeline used for flushing the peripheral wall of a fallen urinal and a spraying water conveying pipeline used for flushing the bottom of the fallen urinal are arranged inside the toilet bowl body, a first mounting hole and a second mounting hole are respectively formed in the bottom of a water storage tank, a first drain valve is mounted in the first mounting hole, a second drain valve is mounted in the second mounting hole, the brushing water conveying pipeline is communicated with the first mounting hole, and the spraying water conveying pipeline is communicated with the second mounting hole.

2. The water saving toilet bowl according to claim 1, wherein: the toilet body is provided with a transition water cavity below the first mounting hole, and the brushing water pipeline is communicated with the transition water cavity.

3. A water saving toilet bowl according to claim 2, wherein: the scrubbing water pipe is an annular pipe with a sealed side edge, a water inlet communicated with the annular pipe is formed in one side of the transition water cavity, and a plurality of flushing holes facing the circumferential wall of the urinal are uniformly distributed in the bottom of the annular pipe along the circumferential direction.

4. A water saving toilet bowl according to claim 2, wherein: the scrubbing water pipe is an annular water guide groove with an opening at the side edge, a first rotary-flushing jet orifice and a second rotary-flushing jet orifice which are communicated with the annular water guide groove are respectively arranged at two sides of the transition water cavity, and the directions of the first rotary-flushing jet orifice and the second rotary-flushing jet orifice are the same as the flow direction of flushing water of the annular water guide groove.

5. A water saving toilet bowl according to claim 3 or 4, characterized in that: the first drainage valve comprises a valve body, a valve rod, a bottom plate, an elastic body and a water stop rubber mat, wherein a drainage cavity is formed in the valve body, a water inlet hole used for communicating a water storage tank with the drainage cavity is formed in the top of the valve body, the valve rod is arranged at the top of the valve body, the bottom end of the valve rod extends into the drainage cavity and can move up and down, a connecting part is vertically and fixedly arranged at the top of the bottom plate and is fixedly connected with the bottom of the valve rod, an overflow channel which completely penetrates through the valve rod, the connecting part and the bottom plate is formed in the valve rod along the axis, the water stop rubber mat is fixedly arranged at the top of the bottom plate, a first annular plate is fixedly arranged at the bottom of a top plate of the valve body along the edge of the water inlet hole, the top of the water stop rubber mat is in sealing fit with, the upper end of the elastic body is propped up against the valve rod.

6. The water saving toilet bowl according to claim 5, wherein: the lower part outside cover of valve rod is equipped with a stand pipe, the stand pipe is fixed through a plurality of spinal branch vaulting poles the inlet opening top, the inner wall lower part of stand pipe is equipped with a spacing step, and the valve rod outer wall is in the top of spacing step is equipped with an annular butt portion, the elastomer is established between valve rod outer wall and stand pipe inner wall, and the lower part of elastomer supports spacing step, upper portion support annular butt portion.

7. The water saving toilet bowl according to claim 5, wherein: the balance weight comprises a valve rod, a balance weight barrel and a water drainage hole, wherein the top of the balance weight barrel is provided with an opening, the bottom plate of the balance weight barrel is provided with the water drainage hole, the central axis of the balance weight barrel is fixedly provided with a connecting pipe for the valve rod to penetrate through, the inner wall surface of the connecting pipe is provided with an internal thread, and the outer wall surface of the valve rod is provided with an external thread matched with the internal thread.

8. The water saving toilet bowl according to claim 7, wherein: the balance weight cylinder is characterized in that an annular water baffle which is in sealed communication with the water drainage hole is fixedly arranged inside the balance weight cylinder, a water passing notch is formed in the side edge of the annular water baffle, an adjusting rod which can rotate along the axis and is used for adjusting the water drainage speed is installed inside the annular water baffle in a sealed mode, a water drainage channel is formed in the lower portion inside the adjusting rod, a water drainage opening which is used for communicating the water passing notch with the water drainage channel is formed in the side wall of the adjusting rod, and the opening area of the water drainage opening is gradually reduced along the side wall of the adjusting rod.

9. The water saving toilet bowl according to claim 5, wherein: the overflow channel bottom is provided with an overflow assembly for sealing the overflow assembly, the overflow assembly comprises a guide post arranged at the axis of the bottom of the overflow channel, an overflow bottom plate fixed at the bottom of the guide post horizontally, an overflow sealing rubber mat arranged above the overflow bottom plate and used for sealing the bottom of the overflow channel, and an overflow spring sleeved outside the guide post and upwards abutting against the guide post, the bottom of the overflow bottom plate is fixedly provided with a second annular plate along the edge of the overflow channel, the top of the overflow sealing rubber mat is in sealing fit with the bottom of the second annular plate, the center of the second annular plate is provided with a connecting lug for the guide post to pass through, the side edge of the connecting lug is fixedly connected with the inner wall of the second annular plate through a plurality of connecting posts, the upper part of the guide post is clamped and fixed with a buckle, and the lower part of the overflow spring abuts against the connecting lug, the upper part is propped against the buckle.

10. The water saving toilet bowl according to claim 5, wherein: the utility model discloses a water tank, including water tank bottom, water drainage chamber, water tank bottom, water drainage chamber's inside below is installed and is used for paying the subassembly with water tank bottom fixed connection's lock, the lock pay the subassembly and include dead lever, screw and U type hook, the dead lever transversely is fixed in water drainage chamber bottom, has seted up the confession on the dead lever the mounting hole that the screw passed, the U type hook establish valve body below and with screw threaded connection.

11. The water saving toilet bowl according to claim 5, wherein: the elastic body is a metal spring or a rubber spring.

12. A water saving toilet bowl according to claim 3 or 4, characterized in that: the second drain valve is a cylinder type drain valve.

13. A water saving toilet bowl according to claim 3 or 4, characterized in that: first drain valve and second drain valve be clapper formula drain valve, first drain valve top is equipped with and is used for driving its first chaining of opening, second drain valve top is equipped with and is used for driving its second chaining of opening, the top of first chaining and second chaining links to each other with the connecting rod respectively, the side of toilet bowl body be equipped with the connecting rod links to each other and is used for the drive the connecting rod is rotatory in order to open the spanner of first drain valve and second drain valve.

14. The water saving toilet bowl according to claim 13, wherein: and an overflow pipe communicated with the transition water cavity is installed at the top of the first drainage valve.

15. The water saving toilet bowl according to claim 1, wherein: the valve body include base body and lock be in installation lid on the base body, the installation lid with the junction of base body is equipped with sealed cushion, the same high department of lateral wall of base body has set firmly a plurality of arch along circumference, set up on the lateral wall of installation lid a plurality of be used for with protruding joint complex fixed slot.