CN109853685B - Flushing device of closestool and flushing system of closestool - Google Patents
Flushing device of closestool and flushing system of closestool Download PDFInfo
- Publication number
- CN109853685B CN109853685B CN201910045116.XA CN201910045116A CN109853685B CN 109853685 B CN109853685 B CN 109853685B CN 201910045116 A CN201910045116 A CN 201910045116A CN 109853685 B CN109853685 B CN 109853685B
- Authority
- CN
- China
- Prior art keywords
- water
- flushing
- path
- toilet
- waterway
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000011010 flushing procedure Methods 0.000 title claims abstract description 314
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 523
- 239000010865 sewage Substances 0.000 claims abstract description 16
- 238000005507 spraying Methods 0.000 claims description 50
- 239000007921 spray Substances 0.000 claims description 39
- 238000002347 injection Methods 0.000 claims description 15
- 239000007924 injection Substances 0.000 claims description 15
- 230000000694 effects Effects 0.000 abstract description 12
- 238000005381 potential energy Methods 0.000 abstract description 6
- 238000007789 sealing Methods 0.000 description 15
- 238000005406 washing Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000008399 tap water Substances 0.000 description 2
- 235000020679 tap water Nutrition 0.000 description 2
- 230000001788 irregular Effects 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 238000009991 scouring Methods 0.000 description 1
- 239000008400 supply water Substances 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Landscapes
- Sanitary Device For Flush Toilet (AREA)
- Cleaning By Liquid Or Steam (AREA)
Abstract
The invention discloses a flushing device of a toilet, which comprises a water tank and a toilet seat body with a basin part and a sewage disposal channel, wherein the bottom of the basin part is provided with a water seal area communicated with the sewage disposal channel, the water tank supplies water to the water seal area through a first flushing waterway, the water outlet of the first flushing waterway forms a first ejection outlet, the water of the first ejection outlet is ejected to the water seal area, a second flushing waterway for providing pressurized water is also arranged, the water outlet of the second flushing waterway forms a second ejection outlet, and the pressurized water ejected by the second ejection outlet is ejected to the water seal area. The invention simultaneously utilizes the potential energy of water and the kinetic energy of water to flush the closestool, has better flushing effect, can effectively save water resources on the basis of ensuring the flushing effect, and can greatly reduce the noise generated by flushing compared with the closestool which is flushed by the kinetic energy of water only. In addition, the invention also discloses a flushing system with the flushing device of the closestool.
Description
Technical Field
The invention relates to the technical field of toilets, in particular to a flushing device of a toilet and a flushing system of the toilet.
Background
The existing closestool is divided into a water tank structure and a water tank-free structure, on one hand, the closestool with the water tank structure generally utilizes potential energy of water in the water tank to flush dirt in the closestool pan, but the potential energy of the water in the water tank is reduced along with the reduction of the height of the water tank, and the potential energy of the water in the water tank is often insufficient to effectively flush the closestool pan along with the fact that the water tank of the closestool is shorter, so that the problem of poor flushing effect occurs. On the other hand, the toilet bowl with the structure without the water tank is generally used for directly flushing the toilet bowl by utilizing the kinetic energy of tap water, and in the mode, when the toilet bowl is flushed, the flushing effect is often poor due to insufficient flow of flushing water, and the noise generated by flushing is quite large.
Disclosure of Invention
The invention aims to solve the problems, and provides a flushing device for a toilet, which simultaneously utilizes the potential energy of water and the kinetic energy of water to flush the toilet, has better flushing effect, can effectively save water resources on the basis of ensuring the flushing effect, and can greatly reduce the noise generated by flushing compared with the toilet which only uses the kinetic energy of water to flush.
In order to achieve the above object, according to one aspect of the present invention, the present invention adopts the following technical scheme: the utility model provides a flushing device of closestool, includes the water tank and has basin portion, trapway's closestool pedestal, the bottom of basin portion be equipped with the water seal area that trapway is linked together, the water tank is right through first flushing water route the water seal area supplies water, the delivery port of first flushing water route forms first jet orifice, the water of first jet orifice spouts to the water seal area still is equipped with the second that is used for providing pressurized water and washes the water route, the delivery port of second flushing water route forms the second and spouts the outlet, second spouts the pressurized water of outlet blowout spouts to the water seal area.
Preferably, the water flow ejected from the second ejection port merges with the water flow of the first flushing water channel in a merging area, and the merging area is formed in the water seal area.
Preferably, the water flows ejected from the first ejection port and the second ejection port each act on the water seal region.
Further preferably, the first ejection port is disposed around the second ejection port, a nozzle is disposed at a water outlet end of the second flushing water path, the nozzle extends into the first flushing water path, the water outlet end of the nozzle extends to a position corresponding to the water outlet end of the first ejection port, and the water outlet end of the nozzle forms the water outlet end of the second ejection port.
Preferably, the first flushing waterway and the second flushing waterway are independently arranged.
Preferably, the water flow ejected from the second ejection port merges with the water flow of the first flushing water channel in a merging region formed in a region of the first flushing water channel near the first ejection port.
Further preferably, the first flushing water channel surrounds the second discharge port, and the water flow from the second discharge port flows into the confluence region and is discharged from the first discharge port together with the water in the first flushing water channel in the confluence region.
Preferably, the drain inlet of the drain passage is located in the water seal area, the first and second spouting ports are located at the bottom of the bowl portion and both spout water flow toward the drain inlet, and the water flow spouted from the second spouting port falls within the range of the drain inlet.
Preferably, the water outlet end of the second flushing waterway is provided with a nozzle, the nozzle is of a hollow strip tubular structure, the water outlet end of the nozzle forms the water outlet end of the second spraying outlet, and the range of the minimum sectional area of the second spraying outlet is 7mm 2～38.5mm2.
Preferably, the first ejection port and the second ejection port are each formed with a straight rectifying section therein, and the length of the straight rectifying section of the second ejection port is greater than 1.5 times the relative diameter of the smallest cross-sectional area in the corresponding second ejection port.
Preferably, the toilet is further provided with a washing waterway for washing the inner wall surface of the bowl, and the first washing waterway and the washing waterway are arranged independently of each other; the flushing device of the toilet comprises a plurality of first flushing waterways, and/or the flushing device of the toilet comprises a plurality of second flushing waterways.
Preferably, the pressurized water is water of a municipal water supply network or is provided by a pump device; the sewage draining channel is a siphon bend which can generate siphon when draining water.
Preferably, the first flushing waterway and the second flushing waterway converge, and water flow directions of the first flushing waterway and the second flushing waterway are consistent when the water flows together.
Preferably, the water outlet end of the first spraying port is located at a position above or below the water cover of the water seal area, and the water outlet end of the second spraying port is located at a position below or above the water seal surface, or the water outlet end of the first spraying port and/or the water outlet end of the second spraying port is just located on the water seal surface.
Preferably, the water outlet end of the second spraying port is positioned above the water sealing surface and directly sprays the water sealing area.
Preferably, the water flow of the first flushing waterway turns at the reversing area and then flows to the water outlet end of the first flushing waterway, a nozzle with a hollow tubular structure is arranged at the water outlet end of the second flushing waterway, and the outlet of the nozzle exceeds the forefront position of the reversing area to extend into the reversing area, or alternatively, the outlet of the nozzle does not exceed the forefront position of the reversing area to not extend into the reversing area.
Preferably, the first flushing waterway comprises a U-shaped conduit structure.
Preferably, the second flush water passage and the first flush water passage are configured to spray water substantially simultaneously to the water seal area.
According to another aspect of the present invention, there is provided a flushing system for a toilet, including a flushing device for a toilet according to any one of the above-mentioned aspects, wherein the second flushing water path and the first flushing water path are independent or combined and then simultaneously start to spray water to the water seal area.
According to another aspect of the present invention, there is provided a flushing system for a toilet bowl, including a flushing device for a toilet bowl according to any one of the above aspects, wherein the second flushing water path starts to spray water to the water seal area before the first flushing water path, or, after the water flow sprayed from the second flushing water path merges with the water flow of the first flushing water path in the merging area, the water flow sprayed from the second flushing water path starts to spray water to the merging area before the first flushing water path.
Preferably, the time difference between the injection start time of the second flushing waterway and the injection start time of the first flushing waterway is less than or equal to 5s.
According to another aspect of the present invention, there is provided a flushing system for a toilet bowl, including any one of the flushing devices described above, wherein the first flushing water path starts to spray water to the water seal area before the second flushing water path, or, the water flow sprayed by the second flushing water path and the water flow sprayed by the first flushing water path are combined in a converging area and then sprayed to the water seal area, and the first flushing water path starts to spray water to the converging area before the second flushing water path.
Preferably, the time difference between the injection start time of the first flushing waterway and the injection start time of the second flushing waterway is less than or equal to 3.5s.
According to another aspect of the present invention, there is provided a flushing system for a toilet, comprising a flushing device for a toilet according to any one of the preceding claims, wherein the first flushing water path intermittently sprays water onto the water seal area, and/or the second flushing water path intermittently sprays water onto the water seal area.
According to another aspect of the present invention, there is provided a flushing system for a toilet bowl, including any one of the flushing devices for a toilet bowl, wherein the second flushing water path and the first flushing water path stop spraying water to the water seal area at the same time, or the second flushing water path stops spraying water to the water seal area before the first flushing water path, or the first flushing water path stops spraying water to the water seal area before the second flushing water path.
The beneficial effects of the invention are as follows:
(1) The invention simultaneously utilizes the potential energy of water and the kinetic energy of water to flush the closestool, has better flushing effect, can effectively save water resources on the basis of ensuring the flushing effect, and can greatly reduce the noise generated by flushing compared with the closestool which is flushed by the kinetic energy of water only.
(2) The converging area is formed in the water sealing area, so that water flow sprayed out of the first spraying port and water flow sprayed out of the second spraying port respectively act on water stored in the water sealing area and then are converged into the sewage inlet, dirt in the water sealing area can be forcefully dispersed by utilizing the powerful kinetic energy of the water flow sprayed out of the second spraying port, the dispersed dirt can be discharged from the sewage channel more easily, and the sewage effect is better.
(3) The first ejection port and the second ejection port are internally provided with the rectification straight sections, and after the rectification action of the rectification straight sections, the water flow ejected by the first ejection port and the second ejection port is more concentrated, so that the scouring effect is better.
(4) The water flow directions of the water in the first flushing waterway and the water in the second flushing waterway are consistent when the water flows are converged, so that the two water flows cannot interfere with each other due to inconsistent water flow directions when the two water flows are converged, the kinetic energy of the water is reduced, and the injection speed of the two water flows is influenced.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and do not constitute a limitation on the invention. In the drawings:
fig. 1 is a perspective view of a flushing device for a toilet according to a first embodiment of the present invention;
FIG. 2 is a schematic perspective view of a flushing device for a toilet according to another embodiment of the present invention;
FIG. 3 is one of the longitudinal sectional views of a flushing device for a toilet according to the first embodiment of the present invention;
FIG. 4 is a transverse cross-sectional view of a toilet flushing device in accordance with a first embodiment of the present invention;
FIG. 5 is a second longitudinal cross-sectional view of a flushing device for a toilet in accordance with the first embodiment of the present invention;
fig. 6 is a schematic perspective view of a flushing device for a toilet according to a second embodiment of the present invention;
FIG. 7 is a transverse cross-sectional view of a flushing device for a toilet in accordance with a third embodiment of the present invention;
FIG. 8 is a transverse cross-sectional view of a toilet flushing device in accordance with a fourth embodiment of the present invention;
FIG. 9 is a transverse cross-sectional view of a toilet flushing device in accordance with a fifth embodiment of the present invention;
FIG. 10 is a longitudinal sectional view of a flushing device for a toilet according to a sixth embodiment of the present invention;
FIG. 11 is a longitudinal sectional view of a flushing device for a toilet according to a seventh embodiment of the present invention;
FIG. 12 is a longitudinal cross-sectional view of a flushing device for a toilet according to an eighth embodiment of the present invention;
FIG. 13 is a longitudinal sectional view of a flushing device of a toilet according to a ninth embodiment of the present invention;
fig. 14 is a transverse cross-sectional view of a flushing device for a toilet in accordance with a tenth embodiment of the present invention.
In the figure:
10-a toilet seat; 11-basin; 12-a sewage disposal channel; 121-a blowdown inlet; 13-a water seal area;
20-a water tank; 21-a flush valve;
30-a first flushing waterway; 31-a first ejection port; 32-an inlet of a first flush waterway;
40-a second flushing waterway; 41-a second ejection port;
50-nozzles;
a-confluence region;
B-rectifying the straight section;
p-inflection point;
The foremost position of the L-commutation zone.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects to be solved more clear and obvious, the invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
1. Flushing device
As shown in fig. 1 to 5, a flushing device of a toilet according to a first embodiment of the present invention includes a toilet seat 10 and a water tank 20, the toilet seat 10 having a bowl 11 and a sewage drain 12, the bowl 11 being located at a front portion of the toilet seat 10. The water tank 20 has a flush valve 21 (a base portion of the flush valve 21 is shown). The bottom of the basin 11 is provided with a water seal area 13 communicated with the sewage drain 12, the water tank 20 supplies water to the water seal area 13 through a first flushing waterway 30, a water outlet of the first flushing waterway 30 forms a first ejection outlet 31, an outlet of the flushing valve 21 is communicated with the first ejection outlet 31 through the first flushing waterway 30, an outlet of the flushing valve 21 is communicated with an inlet 32 of the first flushing waterway 30, and water of the first ejection outlet 31 is ejected to the water seal area 13. The flushing valve 21 may be a conventional flap type water discharge valve or a bucket type water discharge valve or an electrically controlled water discharge valve or a jet valve, etc., and the flushing valve 21 is used for controlling the on-off of the water flow of the water tank 20 flowing into the first flushing waterway 30, wherein the jet valve is a valve structure ("jet valve" also referred to as a "jet pump") capable of taking the water of the water tank 20 into the jet pipe from the inlet of the jet pipe and flowing out from the outlet of the jet pipe together when the water is sprayed from the nozzle to the inlet of the jet pipe by using a jet flow increasing principle.
The flushing device of the toilet is provided with a second flushing waterway 40 for supplying pressurized water, an outlet of the second flushing waterway 40 forms a second spraying outlet 41, and the pressurized water sprayed from the second flushing waterway 40 is sprayed to the water-sealed area 13. The pressurized water may be water of a municipal water supply network, that is, the second flushing waterway 40 is connected to the municipal water supply network, or the pressurized water may be provided by a pump device (not shown), which may be a submersible pump, an axial flow pump, a centrifugal pump, a jet pump (similar to the above-mentioned jet valve), or the like.
The second flushing water path 40 of the present embodiment is exposed to the toilet seat 10, and of course, as in the second embodiment of the present invention shown in fig. 6, the second flushing water path 40 may be embedded in the toilet seat 10.
In this embodiment, the first flushing water channel 30 and the second flushing water channel 40 are converged, and the water flow directions of the water in the first flushing water channel 30 and the water in the second flushing water channel 40 are identical when the water flows together, where "the water flow directions are identical" is understood to include the case that the water flow directions are completely identical and the water flow directions are substantially identical. The water flow from the second discharge port 41 merges with the water flow from the first flush water passage 30 in the merging area a. The merging region a may be formed in the first flush water path 30 near the first discharge port 31, in which case the water of the second discharge port 41 is indirectly discharged to the water seal region 13 through the merging region a, or may be formed in the water seal region 13, in which case the water of the second discharge port 41 is directly discharged to the water seal region 13. As shown in fig. 4, the latter is specifically adopted in the present embodiment, that is, the confluence region a is formed in the water seal region 13, and the water flows ejected from the first ejection port 31 and the second ejection port 41 each act on the water seal region 13.
Specifically, in this embodiment, the first spraying port 31 is disposed outside the second spraying port 41, the water outlet end of the second flushing water channel 40 is provided with the nozzle 50, the nozzle 50 extends into the first flushing water channel 30, the water outlet end of the nozzle 50 extends to a position corresponding to the water outlet end of the first spraying port 31, the water outlet end of the nozzle 50 forms the water outlet end of the second spraying port 41, so that the confluence region a is formed in the water seal region 13, and thus, the water flow sprayed from the first spraying port 31 and the water flow sprayed from the second spraying port 41 act on the water seal region 13 respectively and then are merged into the sewage channel 12 together.
Preferably, the drain inlet 121 of the drain passage 12 is located in the water seal area 13, the first spraying port 31 and the second spraying port 41 are located at the bottom of the basin 11 and below the water seal surface of the water seal area 13, the first spraying port 31 and the second spraying port 41 spray water flow against the drain inlet 121, and the water flow sprayed by the second spraying port 41 falls within the range of the drain inlet 121 (as shown in fig. 5), so that the flushing effect is better.
In this embodiment, the second ejection port 41 has a certain length in the water flow direction, the range of the minimum sectional area of the second ejection port 41 is between 7mm 2～38.5mm2, the size of the minimum sectional area of the second ejection port 41 is within the range, the ejection effect is better, and the ejection is more powerful. Specifically, the second discharge port 41 has a circular cross section, and the minimum diameter of the second discharge port 41 in the water flow direction is in the range of 3mm to 7mm, and more preferably, the minimum diameter of the second discharge port 41 in the water flow direction is in the range of 3.5mm to 6 mm. Alternatively, the second ejection port 41 may be constituted by a plurality of small ejection holes (not shown) in common, instead of a single hole structure.
In this embodiment, the nozzle 50 at the water outlet end of the second flushing water path 40 is a hollow long tubular structure, a hole for inserting the nozzle 50 is formed in the wall of the first flushing water path 30 at a position corresponding to the nozzle 50, and the nozzle 50 is inserted into the hole of the first flushing water path 30 from the front to the rear of the toilet. The nozzle 50 is centrally disposed in the first flush waterway 30, although it is also possible to dispose the nozzle 50 eccentrically in the first flush waterway 30 as described in the third embodiment of the present invention shown in fig. 7.
In order to make the water flow ejected more concentrated, the first ejection port 31 and the second ejection port 41 are each formed with a straight rectifying section B, and the cross-sectional area of the straight rectifying section B may be uniform, or the cross-sectional area of the straight rectifying section B may be gradually changed, so that the straight rectifying section B has a certain taper. The length of the straight rectifying section B of the second ejection port 41 is greater than 1.5 times the relative diameter of the smallest sectional area in the corresponding second ejection port 41. (here, since the cross sections of the first ejection port 31 and the second ejection port 41 may be in an irregular pattern such as a circle, an ellipse, or a polygon, the "relative diameter" refers to the diameter size of a circle equal to the cross sectional area of the first ejection port 31 or the second ejection port 41).
In this embodiment, the second flushing waterway 40 and the first flushing waterway 30 spray water to the water seal area 13 substantially simultaneously.
In this embodiment, the toilet is further provided with a flushing water path (not shown) for flushing the inner wall surface of the bowl 11, the first flushing water path 30 and the flushing water path are provided independently of each other, and preferably, water in the tank 20 is supplied only to the first flushing water path 30, or water in the tank 20 is supplied only to the first flushing water path 30 and the second flushing water path 40, and the flushing water path is directly connected to another external pressure water source, for example, the flushing water path is directly connected to a municipal water supply network. Of course, the water in the water tank 20 may be used to supply water to the flushing waterway, the water in the water tank 20 is pumped into the flushing waterway by the pump device to supply pressurized water to the flushing waterway, the pump device for supplying pressurized water to the flushing waterway may be a common pressurized water pump such as a submersible pump, or may be an injection flow-increasing pump, and the injection flow-increasing pump may utilize high-speed water flow of tap water to drive the water in the water tank 20 to enter the flushing waterway together.
In this embodiment, the trapway 12 is a siphon bend capable of generating a siphon when draining water, and when the first and second outlets 31 and 41 spray water to the water seal area 13, the trapway 12 is triggered to generate a siphon, so as to drain the dirt in the bowl 11.
In this embodiment, the water flow direction of the first flushing water channel 30 and the water flow direction of the second flushing water channel 40 may be different when the water flows together, that is, the angle between the water flow directions of the first flushing water channel 30 and the water flow direction of the second flushing water channel 40 when the water flows together is larger, so that the object of the present invention can be achieved.
The water outlet end of the first spraying port 31 is located above or below the water cover of the water seal area 13, and the water outlet end of the second spraying port 41 is located below or above the water seal area, or the water outlet end of the first spraying port and/or the water outlet end of the second spraying port are/is located on the water seal area. As shown in fig. 3, in this embodiment, the water outlet end of the first discharge port 31 and the water outlet end of the second discharge port 41 are specifically selected to be located at positions below the water seal surface.
In this embodiment, the first flushing water path 30 includes a U-shaped pipe structure formed at one end of the first flushing water path 30 near the first spraying port 31.
As shown in fig. 8, a flushing device for a toilet bowl according to a fourth embodiment of the present invention is different from the first embodiment in that a confluence area a where the first flushing water path 30 and the second flushing water path 40 are converged is formed not in a water sealing area but in an area of the first flushing water path 30 near the first discharge port 31 in the present embodiment. The second flushing water channel 40 extends into the first flushing water channel 30, the first flushing water channel 30 is arranged outside the second spraying port 41 in a surrounding manner, and the water flow of the second spraying port 41 flows into the converging area A and is sprayed out of the first spraying port 31 together with the water of the first flushing water channel 30 in the converging area A.
In this embodiment, the water flow direction of the first flushing water channel 30 and the water flow direction of the second flushing water channel 40 may be different when the water flows together, that is, the angle between the water flow directions of the first flushing water channel 30 and the water flow direction of the second flushing water channel 40 when the water flows together is larger, so that the object of the present invention can be achieved.
The structure and principle of the rest of the embodiments are the same as those of the first embodiment, and will not be described again here.
As shown in fig. 9, a flushing device for a toilet bowl according to a fifth embodiment of the present invention is different from the first embodiment in that the second flushing water path 40 does not extend into the first flushing water path 30, the first discharge port 31 is not disposed around the outside of the second discharge port 41, the first flushing water path 30 and the second flushing water path 40 of the present embodiment are disposed independently of each other, the first discharge port 31 and the second discharge port 41 are also disposed independently apart, and the first discharge port 31 and the second discharge port 41 are disposed opposite to the sewage inlet 121. The first ejection orifice 31 and the second ejection orifice 41 are arranged at substantially the same height. As in the first embodiment, the merging area a of the present embodiment is formed in the water seal area 13, the water flows ejected from the first ejection port 31 and the second ejection port 41 each act on the water seal area 13, and the water flow directions of the water of the first flushing water path 30 and the water of the second flushing water path 40 at the time of merging of the water seal areas 13 are identical.
In this embodiment, the water flow direction of the first flushing water channel 30 and the water flow direction of the second flushing water channel 40 may be different when the water flows together, that is, the angle between the water flow directions of the first flushing water channel 30 and the water flow direction of the second flushing water channel 40 when the water flows together is larger, so that the object of the present invention can be achieved.
The structure and principle of the rest of the embodiments are the same as those of the first embodiment, and will not be described again here.
As shown in fig. 10, in the sixth embodiment of the present invention, the difference between the flushing device and the first embodiment is that, in the present embodiment, the water outlet end of the first spraying port 31 and the water outlet end of the second spraying port 41 are located above the water cover of the water seal area 13 and directly spray the water to the water seal area 13, and the first spraying port 31 and the second spraying port 41 spray water directly against the water seal area 13 obliquely downward, and the converging area a of the present embodiment is also located in the water seal area 13, and the water flow directions of the water in the first flushing waterway 30 and the water in the second flushing waterway 40 may be identical or not identical when converging.
The structure and principle of the rest of the embodiments are the same as those of the first embodiment, and will not be described again here.
As shown in fig. 11, a flushing device for a toilet bowl according to a seventh embodiment of the present invention is different from the fifth embodiment in that in this embodiment, the water outlet end of the first discharge port 31 is located at a position below the water seal surface of the water seal area 13, the second discharge port 41 is located above the first discharge port 31, and the water outlet end of the second discharge port 41 is located just above the water seal surface, the first discharge port 31 sprays water flow against the sewage inlet 121, and the water flows of the first discharge port 31 and the second discharge port 41 of this embodiment are sprayed into the water seal area 13 in the same direction and converge in the water seal area 13. The confluence region a of the present embodiment is also located in the water seal region 13.
The structure and principle of the rest of the embodiments are the same as those of the fifth embodiment, and will not be described again here.
As shown in fig. 12, a flushing device for a toilet bowl according to the eighth embodiment of the present invention is different from the fifth embodiment in that in this embodiment, the water outlet end of the first spraying port 31 and the water outlet end of the second spraying port 41 are located below the water sealing surface of the water sealing area 13 and directly spray the water sealing area 13, the second spraying port 41 is located below the first spraying port 31, the second spraying port 41 sprays water flow against the sewage inlet 121, and the water flow directions of the water in the first flushing waterway 30 and the water in the second flushing waterway 40 at the time of confluence are not consistent. The confluence region a of the present embodiment is also located in the water seal region 13.
The structure and principle of the rest of the embodiments are the same as those of the fifth embodiment, and will not be described again here.
As shown in fig. 13, a flushing device for a toilet bowl according to a ninth embodiment of the present invention is different from the fifth embodiment in that in this embodiment, a water outlet end of a first flushing water path 31 is located below a water sealing surface of a water sealing area 13 and directly sprays the water sealing area 13, a water outlet end of a second flushing water path 41 is located above a water sealing surface of the water sealing area 13 and directly sprays the water sealing area 13, the second flushing water path 41 is located above the first flushing water path 31, and water flow directions of water of the first flushing water path 30 and water of the second flushing water path 40 at the time of confluence are not consistent. The confluence region a of the present embodiment is also located in the water seal region 13.
The structure and principle of the rest of the embodiments are the same as those of the fifth embodiment, and will not be described again here.
As shown in fig. 14, a flushing device for a toilet bowl according to a tenth embodiment of the present invention is different from the fourth embodiment (fig. 8) in that in this embodiment, the water flow of the first flushing water path 30 turns at the reversing area and then flows to the water outlet end of the first flushing water path 30, and the outlet of the nozzle 50 does not extend beyond the forefront position L of the reversing area so as not to extend into the reversing area. The "reversing area" herein refers to an area where the water flow in the first flushing waterway 30 is diverted to each inflection point P of the rectifying straight section B.
Of course, in this embodiment, the outlet of the nozzle 50 may extend beyond the forefront L of the reversing area to extend into the reversing area.
In this embodiment, the water flow direction of the first flushing water channel 30 and the water flow direction of the second flushing water channel 40 are different when they are combined.
The structure and principle of the rest of the embodiments are the same as those of the fourth embodiment, and will not be repeated here.
It should be noted that, in the above embodiments, the water tank 20 is preferably integrally formed at the rear portion of the toilet seat 10, and the top opening of the water tank 20 is substantially flush with the top surface of the toilet seat 10, that is, the water tank 20 of the toilet flushing device is of a low water tank structure. Of course, the present invention is equally applicable to a flushing device of a toilet in which the water tank 20 is higher than the toilet seat 10.
It should be noted that in the above embodiments, the first flushing water path 30 of the flushing device of the toilet may be provided with several, such as two, three, or four, etc., or the second flushing water path 40 of the flushing device of the toilet may be provided with several, such as two, three, or four, etc., or the first flushing water path 30 and the second flushing water path 40 may be provided with several.
2. Flushing system
The flushing system of the invention comprises the flushing device of the closestool, and further comprises an electric control device for controlling the flushing sequence of the first flushing waterway and the second flushing waterway.
Wherein the flushing sequence comprises the following control scheme:
(1) The second flushing waterway 40 and the first flushing waterway 30 are independent or combined and then simultaneously start to spray water to the water seal area 13.
(2) The second flushing water channel 40 starts to spray water to the water seal area 13 before the first flushing water channel 30, or the water flow sprayed by the second flushing water channel 40 and the water flow sprayed by the first flushing water channel 30 are converged in the converging area a and then sprayed to the water seal area 13, and the second flushing water channel 40 starts to spray water to the converging area 13 before the first flushing water channel 30. Preferably, the time difference between the injection start time of the second flushing waterway and the injection start time of the first flushing waterway is less than or equal to 5s.
(3) The first flushing water channel 30 starts to spray water to the water seal area 13 before the second flushing water channel 40, or the water flow sprayed by the second flushing water channel 40 and the water flow sprayed by the first flushing water channel 30 are converged in the converging area a and then sprayed to the water seal area 13, and the first flushing water channel 30 starts to spray water to the converging area 13 before the second flushing water channel 40. Preferably, the time difference between the injection start time of the first flushing waterway and the injection start time of the second flushing waterway is less than or equal to 3.5s.
(4) The first flushing waterway 30 intermittently sprays water to the water-sealed area 13, and/or the second flushing waterway 40 intermittently sprays water to the water-sealed area 13. Specifically, the present invention may use the first flushing water path 30 to continuously spray water onto the water seal area 13, the second flushing water path 40 to intermittently spray water onto the water seal area 13, or use the first flushing water path 30 to intermittently spray water onto the water seal area 13, and the second flushing water path 40 to continuously spray water onto the water seal area 13, or use both the first flushing water path 30 and the second flushing water path 40 to intermittently spray water onto the water seal area 13, and use the first flushing water path 30 and the second flushing water path 40 to alternately spray water onto the water seal area 13.
(5) The second flushing water channel 40 and the first flushing water channel 30 stop spraying water to the water seal area 13 at the same time, or the second flushing water channel 40 stops spraying water to the water seal area 13 before the first flushing water channel 30, or the first flushing water channel 30 stops spraying water to the water seal area 13 before the second flushing water channel 40.
While the foregoing description illustrates and describes the preferred embodiments of the present invention, as noted above, it is to be understood that the invention is not limited to the forms disclosed herein but is not to be construed as excluding other embodiments, and that various other combinations, modifications and environments are possible and may be made within the scope of the inventive concepts described herein, either by way of the foregoing teachings or by those of skill or knowledge of the relevant art. And that modifications and variations which do not depart from the spirit and scope of the invention are intended to be within the scope of the appended claims.
Claims (24)
1. The flushing device of the closestool comprises a water tank and a closestool seat body with a basin part and a sewage disposal channel, wherein the bottom of the basin part is provided with a water seal area communicated with the sewage disposal channel, the water tank supplies water to the water seal area through a first flushing waterway, a water outlet of the first flushing waterway forms a first ejection outlet, and water of the first ejection outlet is ejected to the water seal area; the first flushing waterway is arranged outside the second ejection port in a surrounding mode, the first flushing waterway and the second flushing waterway are converged, and the water flow directions of the first flushing waterway and the water of the second flushing waterway are consistent when the water flows together.
2. The flush device of claim 1, wherein the water flow from the second discharge port merges with the water flow from the first flush water path in a converging region formed in the water seal region.
3. The toilet flushing device of claim 1, wherein the water streams from the first and second discharge ports each act on the water seal area.
4. The toilet flushing device of claim 1, wherein the first discharge port is surrounded by the second discharge port, a water outlet end of the second flushing water path is provided with a nozzle, the nozzle extends into the first flushing water path, the water outlet end of the nozzle extends to a position corresponding to the water outlet end of the first discharge port, and the water outlet end of the nozzle forms the water outlet end of the second discharge port.
5. The toilet flushing device of claim 1, wherein the first flush waterway and the second flush waterway are independently disposed from each other.
6. The toilet flushing device of claim 1, wherein the water flow from the second discharge port merges with the water flow from the first flush water path in a converging region formed in the first flush water path near the first discharge port.
7. The flush device of claim 6, wherein the water flow from the second discharge port flows into the confluence region and is discharged from the first discharge port together with the water from the first flush water path in the confluence region.
8. The toilet flushing device of claim 1, wherein the trapway drain inlet is located in the water seal area, the first and second spouts are located at the bottom of the bowl and each spout a water flow against the drain inlet, the water flow from the second spout falling within the range of the drain inlet.
9. The toilet flushing device of claim 1, wherein the water outlet end of the second flushing water path is provided with a nozzle, the nozzle is of a hollow long tubular structure, the water outlet end of the nozzle forms the water outlet end of the second spraying port, and the range of the minimum cross-sectional area of the second spraying port is between 7mm 2～38.5mm2.
10. The toilet flushing device of claim 1, wherein each of the first and second discharge ports has a straight rectifying section formed therein, the second discharge port having a length greater than 1.5 times the relative diameter of the smallest cross-sectional area of the corresponding second discharge port.
11. The toilet flushing device according to claim 1, wherein the toilet is further provided with a flushing waterway for flushing an inner wall surface of the bowl, and the first flushing waterway and the flushing waterway are provided independently of each other; the flushing device of the toilet comprises a plurality of first flushing waterways, and/or the flushing device of the toilet comprises a plurality of second flushing waterways.
12. The toilet flushing device of claim 1, wherein the pressurized water is water from a municipal water supply network or is provided by a pump means; the sewage draining channel is a siphon bend which can generate siphon when draining water.
13. The flushing device of claim 1, wherein the water outlet end of the first outlet port is located above or below the water seal surface of the water seal area, and the water outlet end of the second outlet port is located below or above the water seal surface, or the water outlet end of the first outlet port and/or the water outlet end of the second outlet port is located just above the water seal surface.
14. The toilet flushing device of claim 13, wherein the water outlet end of the second jet is located above the water seal surface and jets directly onto the water seal area.
15. The toilet flushing device of claim 1, wherein the water flow of the first flushing water path flows to the water outlet end of the first flushing water path after turning at the reversing area, a nozzle of a hollow tubular structure is arranged at the water outlet end of the second flushing water path, and the outlet of the nozzle exceeds the forefront position of the reversing area to extend into the reversing area, or alternatively, the outlet of the nozzle does not exceed the forefront position of the reversing area to not extend into the reversing area.
16. The toilet flushing device of claim 1, wherein the first flush waterway comprises a U-shaped conduit structure.
17. The toilet flushing device of claim 1, wherein the second flush waterway and the first flush waterway jet water to the water seal area substantially simultaneously.
18. A toilet flushing system comprising a toilet flushing device as claimed in any one of claims 1 to 16, wherein the second flushing path and the first flushing path are independent or are combined and then simultaneously start to spray water to the water seal area.
19. A toilet flushing system comprising a toilet flushing device according to any one of claims 1 to 16, wherein the second flushing water path starts to spray water to the water seal area before the first flushing water path, or the water flow sprayed by the second flushing water path and the water flow sprayed by the first flushing water path are combined in a converging area and then sprayed to the water seal area, and the second flushing water path starts to spray water to the converging area before the first flushing water path.
20. The toilet flushing system of claim 19 wherein the time difference between the start of injection of the second flush water line and the start of injection of the first flush water line is less than or equal to 5s.
21. A toilet flushing system comprising a toilet flushing device according to any one of claims 1 to 16, wherein the first flushing water path starts to spray water to the water seal area before the second flushing water path, or the water flow sprayed by the second flushing water path and the water flow sprayed by the first flushing water path are combined in a converging area and then sprayed to the water seal area, and the first flushing water path starts to spray water to the converging area before the second flushing water path.
22. The toilet flushing system of claim 21, wherein the time difference between the start of injection of the first flush water line and the start of injection of the second flush water line is less than or equal to 3.5s.
23. A toilet flushing system comprising a toilet flushing device as claimed in any one of claims 1 to 16, wherein the first flushing water path intermittently sprays water to the water seal area and/or the second flushing water path intermittently sprays water to the water seal area.
24. A toilet flushing system comprising a toilet flushing device according to any one of claims 1 to 16, wherein the second flush water path and the first flush water path stop spraying water to the water seal area simultaneously, or wherein the second flush water path stops spraying water to the water seal area before the first flush water path, or wherein the first flush water path stops spraying water to the water seal area before the second flush water path.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2018115139424 | 2018-12-11 | ||
| CN201811513942 | 2018-12-11 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109853685A CN109853685A (en) | 2019-06-07 |
| CN109853685B true CN109853685B (en) | 2024-05-07 |
Family
ID=66895040
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910045116.XA Active CN109853685B (en) | 2018-12-11 | 2019-01-17 | Flushing device of closestool and flushing system of closestool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109853685B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110485524A (en) * | 2019-07-11 | 2019-11-22 | 厦门瑞尔特卫浴科技股份有限公司 | It is a kind of with the closestool flushing system and working method that fling water route |
| CN115354725B (en) * | 2022-08-18 | 2024-04-02 | 厦门科牧智能技术有限公司 | Toilet bowl injection head, flushing system and toilet bowl |
| CN115341630A (en) * | 2022-08-18 | 2022-11-15 | 厦门科牧智能技术有限公司 | Toilet device and control method thereof |
| WO2024037277A1 (en) * | 2022-08-18 | 2024-02-22 | 厦门科牧智能技术有限公司 | Spray head, flushing system, and toilet |
Citations (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1041804A (en) * | 1988-07-25 | 1990-05-02 | 东陶机器株式会社 | The rinse water supply device of chamber pot |
| JPH08302797A (en) * | 1995-04-28 | 1996-11-19 | Inax Corp | Washing method for siphon jet type water closet |
| JP2001279767A (en) * | 2000-03-31 | 2001-10-10 | Toto Ltd | Flush toilet |
| JP2002106041A (en) * | 2000-09-28 | 2002-04-10 | Toto Ltd | Flush toilet bowl |
| CN2503130Y (en) * | 2001-06-06 | 2002-07-31 | 北京中联环洁通节水技术有限责任公司 | Spray type water-saving flushing device |
| JP2002266411A (en) * | 2001-03-06 | 2002-09-18 | Toto Ltd | Toilet bowl device |
| JP2002285625A (en) * | 2001-03-23 | 2002-10-03 | Toto Ltd | Water closet |
| JP2003090074A (en) * | 2001-09-17 | 2003-03-28 | Toto Ltd | Water closet |
| JP2004137857A (en) * | 2002-10-21 | 2004-05-13 | Inax Corp | Toilet bowl washing device |
| JP2004263521A (en) * | 2003-03-04 | 2004-09-24 | Inax Corp | Toilet flushing device |
| GB0517003D0 (en) * | 2005-01-20 | 2005-09-28 | Crowther Kenneth | Improved toilet |
| JP2005264469A (en) * | 2004-03-16 | 2005-09-29 | Toto Ltd | Flush toilet bowl |
| JP2007146655A (en) * | 2007-03-19 | 2007-06-14 | Toto Ltd | Flush toilet bowl |
| JP2008082032A (en) * | 2006-09-27 | 2008-04-10 | Toto Ltd | Water closet |
| CN101517171A (en) * | 2006-08-31 | 2009-08-26 | Toto株式会社 | Flush toilet |
| CN204676658U (en) * | 2015-05-21 | 2015-09-30 | 厦门瑞尔特卫浴科技股份有限公司 | A kind of closet flushing apparatus |
| JP2016180243A (en) * | 2015-03-24 | 2016-10-13 | Toto株式会社 | Flush toilet bowl |
| CN207998904U (en) * | 2018-02-07 | 2018-10-23 | 厦门瑞尔特卫浴科技股份有限公司 | A kind of noise reduction flow-increasing device and the closestool with it |
| CN210342126U (en) * | 2018-12-11 | 2020-04-17 | 厦门派夫特卫浴科技有限公司 | Flushing device of closestool and flushing system of closestool |
-
2019
- 2019-01-17 CN CN201910045116.XA patent/CN109853685B/en active Active
Patent Citations (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1041804A (en) * | 1988-07-25 | 1990-05-02 | 东陶机器株式会社 | The rinse water supply device of chamber pot |
| JPH08302797A (en) * | 1995-04-28 | 1996-11-19 | Inax Corp | Washing method for siphon jet type water closet |
| JP2001279767A (en) * | 2000-03-31 | 2001-10-10 | Toto Ltd | Flush toilet |
| JP2002106041A (en) * | 2000-09-28 | 2002-04-10 | Toto Ltd | Flush toilet bowl |
| JP2002266411A (en) * | 2001-03-06 | 2002-09-18 | Toto Ltd | Toilet bowl device |
| JP2002285625A (en) * | 2001-03-23 | 2002-10-03 | Toto Ltd | Water closet |
| CN2503130Y (en) * | 2001-06-06 | 2002-07-31 | 北京中联环洁通节水技术有限责任公司 | Spray type water-saving flushing device |
| JP2003090074A (en) * | 2001-09-17 | 2003-03-28 | Toto Ltd | Water closet |
| JP2004137857A (en) * | 2002-10-21 | 2004-05-13 | Inax Corp | Toilet bowl washing device |
| JP2004263521A (en) * | 2003-03-04 | 2004-09-24 | Inax Corp | Toilet flushing device |
| JP2005264469A (en) * | 2004-03-16 | 2005-09-29 | Toto Ltd | Flush toilet bowl |
| GB0517003D0 (en) * | 2005-01-20 | 2005-09-28 | Crowther Kenneth | Improved toilet |
| CN101517171A (en) * | 2006-08-31 | 2009-08-26 | Toto株式会社 | Flush toilet |
| JP2008082032A (en) * | 2006-09-27 | 2008-04-10 | Toto Ltd | Water closet |
| JP2007146655A (en) * | 2007-03-19 | 2007-06-14 | Toto Ltd | Flush toilet bowl |
| JP2016180243A (en) * | 2015-03-24 | 2016-10-13 | Toto株式会社 | Flush toilet bowl |
| CN204676658U (en) * | 2015-05-21 | 2015-09-30 | 厦门瑞尔特卫浴科技股份有限公司 | A kind of closet flushing apparatus |
| CN207998904U (en) * | 2018-02-07 | 2018-10-23 | 厦门瑞尔特卫浴科技股份有限公司 | A kind of noise reduction flow-increasing device and the closestool with it |
| CN210342126U (en) * | 2018-12-11 | 2020-04-17 | 厦门派夫特卫浴科技有限公司 | Flushing device of closestool and flushing system of closestool |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109853685A (en) | 2019-06-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109853685B (en) | Flushing device of closestool and flushing system of closestool | |
| CN209924058U (en) | Toilet flushing system based on pump device | |
| CN108474201B (en) | Pipeline pressure driven box-free siphon closestool | |
| CN112639229B (en) | Toilet bowl with efficient water flow path | |
| KR100483510B1 (en) | Toilet stool having rim side water supply equipment using jet pump | |
| CN211200610U (en) | Closestool jet structure capable of improving noise | |
| CN111663622A (en) | Sanitary device in the form of a toilet | |
| KR200456056Y1 (en) | Nozzle washing unit of bidet | |
| JP2004100331A (en) | Water closet | |
| CN114016584B (en) | Flushing-assisting closestool | |
| CN210342126U (en) | Flushing device of closestool and flushing system of closestool | |
| JP2002097704A (en) | Flush toilet bowl | |
| CN215367628U (en) | Closestool device capable of improving noise | |
| CN211596969U (en) | Multi-power low-pressure flushing closestool | |
| JP2019065492A (en) | Water supply direct pressure type water closet | |
| JP2007315011A (en) | Flush toilet bowl | |
| CN113529890B (en) | Closestool device for improving noise | |
| KR100867861B1 (en) | Nozzle tip | |
| CN219560031U (en) | Tap gondola water faucet with lantern water function | |
| CN210342127U (en) | Toilet flushing device | |
| CN212294938U (en) | Low cistern closet | |
| CN214116854U (en) | Wall-hung pedestal pan without water tank | |
| CN219471133U (en) | Flushing device of toilet | |
| JP2003090074A (en) | Water closet | |
| CN216379825U (en) | Flushing toilet |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |