CN201236375Y - Flushing mechanism - Google Patents
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- CN201236375Y CN201236375Y CNU2008200093345U CN200820009334U CN201236375Y CN 201236375 Y CN201236375 Y CN 201236375Y CN U2008200093345 U CNU2008200093345 U CN U2008200093345U CN 200820009334 U CN200820009334 U CN 200820009334U CN 201236375 Y CN201236375 Y CN 201236375Y
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- Sanitary Device For Flush Toilet (AREA)
Abstract
The utility model relates to a flushing mechanism (100) which comprises a box body (1), the upper cover of the box body (6), a sleeve (3), a first piston (4), a first piston seal assembly (4-3), a first piston loading spring (5), a second piston (8) and a second piston loading spring (9). Second piston seal subassemblies (8-3; 8-4) are respectively arranged on the outer periphery and the periphery of the central hole of the bottom of the second piston; an outer lower cavity chamber (8-5) and an inner lower chamber (8-6) are formed by the second piston seal subassemblies and the lower end part of the cistern body in a matching way for cooperating with the second piston loading spring (9) during drainage stage to allow the second piston to move upwards, thereby a drainage exit can be opened. The flushing mechanism can be used for flushing sewage and/or waste water. The test proves that the water consumption of a flushing cycle can be reduced to 4L per time and the flushing effect is good when the flushing mechanism is used for flushing toilet bowls. The flushing mechanism can be adapted to toilet bowls with various shapes, and can be arranged outside the toilet bowl, inside the toilet bowel, or even inside a wall according to the needs of users.
Description
Technical field
Generally speaking, the utility model relates to a kind of flushing machine that is used to wash dirt and/or sewage, relate in particular to a kind of flushing machine that is applicable to flushing as the sanitary bath equipment of flush toilet and so on, this flushing machine can utilize the elastic force of loading spring and the pressure of water, cause required hydraulic pressure low, the water consumption of each flush cycle is few, simple in structure, noise is low, easy for installation, be suitable for built-in or be installed on the toilet outside.
Background technology
Worldwide water resource is deficient day by day, therefore effectively utilizes water resource, improves various water consumption facilities and become one of the major issue that various countries are engaged in scientific and technical personnel's common concern of sanitation of environment research.
Lavatory flushing equipment is widely used in family, hotel or various mankind's activities place, because the generality of its use, whether conserve water shows important to its flushing machine especially.Nation-building portion once required the water consumption of the each flush cycle in lavatory should be lower than 6 liters, and this is undoubtedly a kind of challenge concerning the researcher who is devoted to the bathroom field.
As everyone knows, the energy storage of flushing water is big more, and developing result is good more, and it is few more promptly to reach same developing result institute water requirement.Therefore the energy storage that improves flushing water is one of effective measure of conserve water resource.
Improve the technical scheme of the developing result of lavatory flushing equipment with the mode of utilizing air compression energy storage and compare, utilize the technical scheme of spring-loaded storing energy to have lot of advantages.Flushing machine with the lavatory is an example, because energy storage unit is spring rather than air, can apply pre-compression force to spring, the Energy Efficiency Ratio of spring for accumulating energy is compressed energy storage far above air, so that adopts spring for accumulating energy can avoid appearing to certainly exist in the compressed air energy storage process is fast as: (1) pressure height when draining begins, current, big and noise is big to the impact force of nightstool wall, hydraulic pressure descended rapidly when the draining later stage needed stable water supply, the impulse force deficiency must further improve pressure of supply water if will reach the impulse force of expectation; (2) if housing causes fatigue of materials, aging or because of accident collision produces crack or damage, air and fragment are along dispersing during explosion all around because of pressurized-recoverys repeatedly, direction is uncontrollable, so has defective such as potential safety hazard.Therefore, people more and more trend towards developing the flusher of spring for accumulating energy.
United States Patent (USP) 4984311 (hereinafter referred to as documents 1) discloses a kind of flushing machine of low water consumption, it comprises plastic casing, cistern and hydraulic starting system, be provided with piston in the cistern, piston is offset in the cistern by mechanical type compression piston spring.Flushing valve cuts out, water is full of in the cistern and treats the time spent, and piston is subjected to pressure (the equaling pipeline hydraulic pressure) effect of water to overcome the downward elastic force of spring to move up, and piston stops when mobile, and the hydraulic pressure that makes progress that acts on the piston equates with the pressure of loading spring.The bottom of cistern is fixed with flush valve body, and flush valve body has central opening.The bath valve rod extends along the cistern middle body, and the first end of valve rod links to each other with flushing valve, and the second end of valve rod links to each other with the bath valve plate.Be fixed with the flushing valve spring on the bath valve plate, the bath valve plate is because the effect of flushing valve spring is offset to standby position.During flushing, start push button, ducted water makes priming chamber be forced into pressure of supply water through the gap of joint inflow priming chamber.This hydraulic action produces the power that the impacts flush valve spring is exerted pressure in the bath valve plate, promotes the bath valve rod and moves up, and makes flushing valve leave flush valve body and opens outlet opening.
Also be provided with the scrolling barrier film in this flushing machine, this scrolling barrier film is used for preventing that the water of cistern from flowing to that first piston is outer to be contacted with the first piston spring with anti-sealing.
As mentioned above, in this file, adopted plastic casing, collide accidentally, fall in ageing of plastics or installation, the use etc. and may cause housing to break and spring is released energy, this transient energy discharges very powerful, will work the mischief even jeopardize the life security of surrounding population to peripheral facilities.In addition, though adopt scrolling diaphragm seal effect fine, barrier film pressurized and stand to turn down repeatedly, impaired easily, and then directly influence application life of flushing machine.Moreover, hydraulic starting system, complex structure, inconvenient maintenance.
WO 02/46540 (hereinafter referred to as documents 2) has disclosed a kind of device of the relief liquor scale of construction, and it comprises the housing that has entrance and exit, spring-loaded piston, inlet valve and outlet valve.Outlet valve is the form of spring-loaded double end packed-piston, and this spring-loaded double end packed-piston comprises the sealing surfaces that is in the one end, is used to close outlet and is in its other end, relative actuation surfaces.Actuation surfaces is oriented to activate by the water with certain pressure that is defined in the actuation chamber in the housing.Inlet valve is the form of electromagnetic switch.
In this device, adopt electromagnetic switch, therefore, needed power supply in that this device part is set, and complex structure.Though documents 2 does not disclose the material of its housing, but if adopt metal shell will increase the cost and the weight of device, then documents 2 is the same with documents 1 if adopt plastic casing, also exists aging or install, collide accidentally, fall in the use etc. and cause housing to break peripheral facilities is worked the mischief even jeopardizes the problem of the life security of surrounding population because of housing.
Above documents is as the application's reference paper, and their full content all adds among the application.
On the other hand, along with living standard improves, people more and more value the personalization finishing in room or hotel, and therefore, giving sanitary bath equipment design greater flexibility also is one of striving direction of bathroom area research personnel.
The utility model content
Defective based on the top prior art of mentioning, the purpose of this utility model provides a kind of flushing machine of washing dirt and/or sewage, being particularly useful for flush toilet of being used to, this flushing machine had both utilized the pressure of the elastic force of loading spring and water and had made that hydraulic pressure is low, the water consumption of each flush cycle is few, can guarantee toilet safe, easy for installation, that be suitable for various moulding again.
According to the utility model, the flushing machine of realizing described purpose comprises: casing, its opened upper end, lower central is provided with opening, box inside limits storage of water and holds the chamber of each parts, and the bottom of casing is provided with many pipelines and is used for forming water stream channel with the chamber that is limited by casing respectively; Box cover, its underpart combines with casing; Sleeve pipe, the central lines ground of its center line and casing is in chamber; First piston, it comprises first piston bottom with centre bore and from the upwardly extending first piston cylindrical portion of centre bore periphery of first piston bottom, the side of first piston bottom radially is provided with groove, the first piston cylindrical portion is hollow form, and sleeve pipe passes the centre bore of this first piston cylindrical portion and first piston bottom; The first piston black box, the groove that it is arranged in the first piston bottom sides makes first piston to move back and forth up and down along the inner wall sealing ground of casing; The first piston loading spring, the one end is fixed in the inside top of box cover, and the other end is fixed on the upper surface of first piston bottom, with to the first piston application of force; Second piston, it comprises second piston base with centre bore and from the upwardly extending second piston cylindrical portion of centre bore periphery of second piston base, the second piston cylindrical portion is hollow form, and sleeve pipe passes the centre bore of this second piston cylindrical portion and second piston base; The second piston loading spring, its be sheathed on the second piston cylindrical portion the hollow shape inboard sleeve portion around, an end is fixed in the inboard, upper end of the second piston cylindrical portion, an end is fixed in the fixed end of sleeve pipe, wherein, also comprise release and/or the shellproof part that is arranged in casing; Outer periphery and centre bore periphery in described second piston base are respectively equipped with the second piston seal assembly, the bottom of second piston base, the second piston seal assembly and casing limits outer lower chambers and interior lower chambers, be used for second piston being moved upward at bleeding stage and second piston loading spring synergy, thus the opening water discharge mouth.
Preferred release and/or shellproof part are the spring limiting unit.This spring limiting unit can comprise top cover, at least one screw rod, first piston loading spring and delivery port flange, described screw rod is longitudinally parallel with the center line of casing or overlap ground in the described chamber of this casing, one end of screw rod is fixed in the inboard of top cover, and the other end is fixed in the described delivery port flange.
Perhaps, this spring limiting unit also can comprise a screw rod, is arranged in the sleeve pipe to the central lines of this screw rod and casing.Certainly, can also similar fashion many screw rods be set abreast around the first and second piston loading springs.
Preferred release and/or shellproof part are along casing top periphery at least one relief port a little more than the top dead centre part setting of first piston.
Release and/or shellproof part also can be shellproof-pressure relief valves.
Certainly, release and/or shellproof part can also be any combinations of spring limiting unit and/or described at least one relief port and/or shellproof-pressure relief valve.
Preferred this flushing machine also comprises the guide rod that is used to install this flushing machine, and this guide rod plays guiding first piston and shellproof.
The black box of the black box of first piston and second piston can be made up of inside and outside seal, and inner seal liner can comprise the elastic component that is formed by the sheet metal bending, and outside seal may can comprise O shape circle.Obviously, the structure of the first piston black box and the second piston seal assembly can be identical, also can be different.
Preferred this flushing machine also comprises the water level travel switch, and this switch cuts out by the connected sum of being controlled intake tunnel and moisturizing passage by first piston promotion certain distance.
Preferred this flushing machine also comprises the voltage stabilizing part.
Casing of the present utility model can be cylindrical, elliptical cylinder-shape or other shapes.
Because utilized the elastic force of loading spring and the pressure of supply water, flushing machine structure of the present utility model can be saved the water of each flush cycle and can be reached good developing result.Test shows, adopts flushing machine of the present utility model, can be under the prerequisite of the developing result that meets the demands the water supply volume of flush cycle be reduced to 4L/ time.
Because the utility model is provided with release and/or shellproof part as spring limiting unit and relief port and so on, when the water level travel switch breaks down, first piston continues to be moved upward to the relief port, and water can flow out from the relief port, and the protection casing can not risen brokenly by pressure of supply water; Long bolt during the dismounting flushing machine is until spring energy discharges just disengagement fully, so can avoid accident to take place.
In addition, the utility model utilizes the second piston seal assembly and the end face seal of casing bottom to form outer lower chambers and interior lower chambers simply, elastic force by the second piston loading spring moves upward second piston again, therefore, simple in structure, compact, volume is little, easy for installation, can be adapted to the toilet of various moulding, also can neatly or be loaded on the toilet outside, or be built in toilet inside, can be loaded in the wall even, thereby can give sanitary bath equipment design greater flexibility and can satisfy various decoration requirements ideally.
Description of drawings
Be that the embodiment of example shown in conjunction with the accompanying drawings is described in detail the utility model below with the flush toilet.Same parts is represented with same reference numerals in whole accompanying drawings.
The phantom drawing of Fig. 1 shows the internal part configuring condition of flushing machine of the present utility model;
Fig. 2 schematically shows the situation that second piston portion is in initial position;
Fig. 3 schematically shows the into state of water, moisturizing stage first piston and second piston;
Fig. 4 shows schematically that water into continues, the state of moisturizing ending phase water channel, moisturizing passage, first piston and second piston;
Fig. 5 schematically shows the connection situation of first piston, second piston and each passage in the water inlet end stage casing;
Fig. 6 shows the connection situation of the interior first piston of casing, second piston and each passage when lifting commutation valve rod preparation draining partly;
Fig. 7 schematically shows the connection situation of bleeding stage box house first piston, second piston and each passage;
Fig. 8 A-8C shows two embodiment of release of the present utility model and/or shellproof part, and wherein, Fig. 8 A is the structural representation of spring limiting unit; The schematic diagram that bolt released energy spring gradually when Fig. 8 B was dismounting; Fig. 8 C schematically shows the position that is provided with of pressure relief opening.
The specific embodiment
Below in conjunction with the embodiment that with the flush toilet is example the utility model is described in detail.
The phantom drawing of Fig. 1 shows the internal part configuring condition of flushing machine 100 of the present utility model; Fig. 2 schematically shows the situation that second piston portion is in initial position.Referring to Fig. 1 and Fig. 2, flushing machine of the present utility model comprises: cylindrical casing 1, its opened upper end, the center, lower end is provided with opening, be used to form and flow to the chamber 1-1 that cylinder 1 inside limits storage of water and holds the internal part of flushing machine 100, the bottom of casing 1 is provided with many pipelines and is used for forming water stream channel with chamber 1-1 respectively; Screw rod 2, its longitudinally with the central lines of casing 1 be arranged in the casing 2; Sleeve pipe 3, be sheathed on its concentricity line screw rod 2 around; First piston 4, it comprises first piston bottom 4-1 with centre bore and from the upwardly extending first piston cylindrical portion 4-2 of centre bore periphery of first piston bottom 4-1, the external diameter of first piston bottom 4-1 is slightly less than the internal diameter of casing 1, by means of first piston black box 4-3, first piston 4 sealably pumps with casing 1.In addition, be installed on first piston 4 concentricity lines sleeve pipe 3 around, the cylindrical portion 4-2 of first piston 4 is hollow form, screw rod 2 and sleeve pipe 3 pass the centre bore of first piston cylindrical portion 4-2 and first piston bottom 4-1; First piston loading spring 5, it is sheathed around cylindrical part 4-2 of first piston 4, and an end is fixed in the inside top of box cover 6, and the other end is fixed on the upper surface of bottom 4-1 of first piston 4, with to first piston 4 application of forces; Box cover 6, it has and is suitable for surrounding first piston loading spring 5 and first piston loading spring 5 is fixed in the shape of inboard, upper surface, and the top outer of box cover 6 is provided with top cover 7, with the upper end of closed box loam cake 6.The bottom of box cover 6 combines with casing 1 and as the part of casing 1.Also be provided with some through holes on the box cover 6, so that pass as the parts of water level travel switch 13 and so on.
In addition, this flushing machine also comprises second piston 8, second piston 8 comprises the second piston base 8-1 with centre bore and from the upwardly extending second piston cylindrical portion 8-2 of centre bore periphery of the second piston base 8-1, the second piston cylindrical portion 8-2 is hollow form, and screw rod 2 and sleeve pipe 3 pass the centre bore of the second piston cylindrical portion 8-2 and the second piston base 8-1.The outer periphery of the second piston base 8-1 is provided with the second piston seal assembly 8-3, and the centre bore periphery of the second piston base 8-1 is provided with the second piston seal assembly 8-4.The bottom of the second piston base 8-1, the second piston seal assembly 8-3 and 8-4 and casing 1 limits outer lower chambers 8-5 and interior lower chambers 8-6.
Similar with first piston 4, second piston 8 also is provided with the second piston loading spring 9, this loading spring can be sheathed on the second piston cylindrical portion 8-2 the hollow shape inboard sleeve pipe 3 part around, one end of the second piston loading spring 9 is fixed in the inboard, upper end of the columnar portion 8-1 of second piston 8, and an end is fixed in the fixed end 10 of sleeve pipe 3.
In addition, this flushing machine also can comprise guide rod 17, pumps and has shellproof function with guidance piston 4.For making compact conformation and simplified structure, guide rod 17 can be in a tubular form.In addition, also be provided with water channel 11 and moisturizing passage 12, can water channel 11 and moisturizing passage 12 concentricity line ground is sheathed, to reduce the space.For making compact conformation, preferably the commutation valve rod 14 with reversal valve 15 is provided with water channel 11 and moisturizing passage 12 concentricity line ground.
In addition, flushing machine 100 preferably also comprises water level travel switch 13.As mentioned above, commutation valve rod 14, passage 11 and 12 and water level travel switch 13 can pass box cover 6 and arrive casings 1 inside.
The bottom of casing 1 can be provided with delivery port flange 19 (seeing Fig. 8 C), is used for draining.
The preferred first piston black box 4-3 and the second piston seal assembly 8-3 and 8-4 are made up of outside seal may and inner seal liner respectively.
The elastic sealing element of preferred outside seal may for being formed by the sheet metal bending, its curved shape is suitable for holding tightly inner seal liner.Preferred inner seal liner is made of O shape circle.
This flushing machine also can comprise the part 16 that makes stable water pressure.
The course of work of this flushing machine 100 is described below with reference to described accompanying drawing.
Starting stage
Fig. 2 schematically shows the situation that first piston 4 and second piston 8 are in initial position.As shown in Figure 2, at initial position, water emptying in the 1-1 of chamber, this moment, the bottom 4-1 of first piston 4 was in extreme lower position (lower dead center) under the effect of the power of first piston loading spring 5.Second piston 8 also remains on extreme lower position under the effect of the downward pressure of first piston 4, the outer lower chambers 8-5 of second piston 8 is sealed, internal pressure is an atmospheric pressure, the internal pressure of interior lower chambers 8-6 is an atmospheric pressure, delivery port is closed, and water channel 11 and moisturizing passage 12 and the part that is associated with it are in closed condition.In the starting stage, chamber 1-1 communicates with atmosphere, and the upper surface of first piston bottom 4-1 also is subjected to the effect of atmospheric pressure, and at this moment, acting on making a concerted effort on the 4-1 upper surface of first piston bottom is F.
Water inlet, moisturizing stage
Fig. 3 schematically shows the into state of water, moisturizing stage first piston 4 and second piston 8.Referring to Fig. 3, by the control of water level travel switch 13, water channel 11 and moisturizing passage 12 are communicated with the watering (not shown), and one current enter water tank 1 from water channel 11, shown in arrow A-A, another strand current enter the stench trap of toilet shown in arrow B-B from moisturizing passage 12.This moment, first piston 4 was subjected to the F that makes a concerted effort greater than the atmospheric pressure in first piston loading spring 5 and the chamber 1-1 from the active force G of the hydraulic pressure of pipeline, first piston 4 moves up, and acting on the power H that make progress of the active force M of the hydraulic pressure on the second piston base 8-1 of second piston 8 greater than the second piston loading spring 9, second piston 8 keeps extreme lower positions motionless.
Water inlet continues, the moisturizing ending phase
Fig. 4 shows schematically that water into continues, the state of moisturizing ending phase first piston 4 and second piston 8.Referring to Fig. 4, first piston 4 is up to promotion stroke limit 13 switches and moves a certain distance, water level travel switch 13 cuts out the path of moisturizing passage 12 and watering (not shown), stop to supply water to moisturizing passage 12, this moment, water channel 11 still was communicated with the watering (not shown), continue to supply water, shown in arrow A-A.Second piston 8 overcomes the second piston loading spring 9 under the effect of power M the power H that makes progress keeps extreme lower position motionless.
The water inlet end stage
Fig. 5 schematically shows the state of the water inlet end stage flushing machine 100 interior first pistons 4 and second piston 8.Referring to Fig. 5, first piston 4 continues to move up and promotes water level travel switch 13 and move a certain distance, close the path of intake tunnel 11 and watering (not shown), stop to supply water to intake tunnel 11, the passage 12 of moisturizing simultaneously still is not communicated with the path of watering (not shown), water supply finishes, and is full of the water of scheduled volume in the casing 1.At this moment, first piston loading spring 5 is compressed, the storage or saving energy.Produce upwards thrust under the strong effect of hydraulic pressure in casing 1, this thrust equates that with the downward elastic force of first piston loading spring 5 first piston 4 remains on the position of top dead centre, and second piston 8 is still kept extreme lower position under the effect of power M motionless.
Bleeding stage
Fig. 6 shows the connection situation of casing 1 interior first piston 4, second piston 8 and each passage when lifting the 14 preparation drainings of commutation valve rod partly.Fig. 7 schematically shows the connection situation of first piston 4, second piston 8 and each passage in the bleeding stage casing 1.
As shown in Figure 6 and Figure 7, when needing flushing toilet bowl, press the button (not shown), upwards promote commutation valve rod 14 in the direction of arrow C by connecting rod reversing arrangement (not shown), reversal valve 15 is changed, open channel, chamber 1-1 in the outer lower chambers 8-5 of second piston 8 and the casing 1 is communicated with, water flows to the outer lower chambers 8-5 of second piston 8 from chamber 1-1, downward water pressure is offset with the water pressure that makes progress on the respective area of second piston 8 between the second piston seal assembly 8-4 of the centre bore periphery of the second piston seal assembly 8-3 of the second piston base 8-1 outer periphery and the second piston base 8-1, and with the area of corresponding second piston 8 of the second piston seal assembly 8-4 of the centre bore periphery of the second piston base 8-1 on still be subjected to the effect of downward hydraulic pressure.When the downward hydraulic action power that is subjected on the area of corresponding second piston 8 of the second piston seal assembly 8-4 of the centre bore periphery of the second piston base 8-1 during less than the power that makes progress of the second piston loading spring 9, second piston 8 moves up, the opening water discharge mouth, water is discharged from outfall.
Draining begins a period of time, second piston 8 and moves up behind the certain distance, and the bottom water pressure of second piston 8 and the upper water pressure of appropriate section are cancelled out each other, and under the effect of the power of the second piston loading spring 9, second piston 8 will upwards quicken to move.For avoiding producing noises and cause first, second piston to damage because of the second piston 8 too fast first piston 4 of clashing into that moves up, the second piston cylindrical portion 8-2 of second piston 8 upwards forms the shape that external diameter reduces and form sloping platform portion 18 in the transition part section that external diameter reduces from upper surface a distance of the second piston base 8-1, speed reduces when closing on first piston 4 being up to make second piston 8, to obtain buffering effect.
After draining finishes, water level travel switch 13 resets, water channel 11 and moisturizing passage 12 are closed, first piston 4 is moved downward to lower dead center under the downward thrust of first piston loading spring 5, second piston 8 turns back to extreme lower position under the effect of power M, thereby finishes once water inlet-draining circulation.
As previously mentioned, aging or because of the safety problem that causes housing to break peripheral facilities is worked the mischief such as colliding, fall in installing, using accidentally, the utility model has been taked a series of safe precaution measures in order to solve plastic casing.
Fig. 8 A-8C is the schematic diagram of two embodiment of release of the present utility model and/or shellproof part, and wherein, Fig. 8 A is the structural representation of spring limiting unit; The schematic diagram that bolt released energy spring gradually when Fig. 8 B was dismounting; Fig. 8 C schematically shows the position that is provided with of pressure relief opening.
Shown in Fig. 8 A, release of the present utility model and/or shellproof part can be various ways, for example can be a kind of spring limiting units 800.Spring limiting unit 800 comprises top cover 7, at least one screw rod 2, first piston loading spring 5 and delivery port flange 19.Screw rod 2 is longitudinally parallel with the center line of casing 1 or overlap ground in the chamber 1-1 of casing 1 and be arranged in the sleeve pipe 3.One end of screw rod 2 is fixed in the inboard of top cover 7, and the other end is fixed in the delivery port flange 19.Shown in Fig. 8 B, long bolt 2 is just thrown off after spring 5 energy discharge fully during dismounting flushing machine 100, therefore can avoid having an accident.
Shown in Fig. 8 C, release and/or shellproof part also can be at least one relief ports 20 that is provided with a little more than the top dead centre part of described first piston 4 along the top periphery of casing 1.If water level travel switch 13 breaks down, first piston 4 continues to be moved upward to relief port 20, and water can be from the relief port 20 flows out, thereby the protection casing is not risen brokenly by pressure of supply water.
Certainly, release and/or shellproof part can also be shellproof and/or pressure relief valves, perhaps can be any combinations of spring limiting unit and/or described at least one relief port and/or shellproof-pressure relief valve
What deserves to be mentioned is that the above-mentioned embodiment is to restriction of the present utility model only in order to illustrate and should not be construed as.Those skilled in the art can make various remodeling under the prerequisite that does not exceed scope of the present utility model and design.For example casing 1 can be cylindrical, oval or other shapes; But manual control commutation valve rod 14 and reversal valve 15 also can utilize the known assemblies as light-operated, acoustic control and so on to realize switch operation automatically.In addition, intake tunnel 11, moisturizing passage 12 and commutation valve rod 14 also not necessarily are arranged to coaxial intussusception form, are arranged and they can be divided.These conversion and remodeling all should fall in the claimed scope of the utility model claim.
Because flushing machine of the present utility model is simple in structure, compact, both it can be loaded on the toilet outside, it can be built in the rear side or the bottom of toilet again, even also can be installed on the corresponding wall in toilet position in, therefore the shape-designing for toilet provides very large flexibility, that is to say that flushing machine of the present utility model is applicable to any toilet moulding.This can satisfy the various demands in places such as finishing lavatory undoubtedly better.
The utility model has improved flush efficiency widely owing to utilized the elastic force of loading spring and the pressure of supply water, not only can realize low pressure water supply but also saved the water of each flush cycle.Test shows, adopts flushing machine of the present utility model, and the water supply volume of the flush cycle of the developing result that meets the demands is reduced to 4L/ time.
As mentioned above, the utility model also can be used for other flushing dirt and/or sewage parts except that being applicable to the sanitary bath equipment of flushing as flush toilet and so on.
Claims (15)
1. a flushing machine (100) is characterized in that, comprising:
Casing (1), its opened upper end, lower central is provided with opening, and the inboard limits storage of water and holds the chamber of each parts (1-1), and the bottom is provided with many pipelines and is used for forming water stream channel with described chamber (1-1) respectively;
Box cover (6), its underpart combines with described casing (1);
Sleeve pipe (3), the central lines ground of its center line and described casing (1) is in chamber (1-1);
First piston (4), it comprises first piston bottom (4-1) with centre bore and from the centre bore periphery upwardly extending first piston cylindrical portion (4-2) of this first piston bottom (4-1), the side of described first piston bottom (4-1) radially is provided with groove, described first piston cylindrical portion (4-2) is hollow form, and described sleeve pipe (3) passes the centre bore of described piston cylindrical portion (4-2) and first piston bottom (4-1);
First piston black box (4-3), the groove that it is arranged in (4-1) side, described first piston bottom makes described first piston (4) to move back and forth up and down along the inner wall sealing ground of described casing (1);
First piston loading spring (5), the one end is fixed in the inside top of described box cover (6), and the other end is fixed on the upper surface of described first piston bottom (4-1), with to described first piston (4) application of force;
Second piston (8), it comprises second piston base (8-1) with centre bore and from the upwardly extending second piston cylindrical portion (8-2) of centre bore periphery of this second piston base (8-1), the described second piston cylindrical portion (8-2) is hollow form, and described sleeve pipe (3) passes the centre bore of described second piston cylindrical portion (8-2) and second piston base (8-1);
The second piston loading spring (9), its be sheathed on the described second piston cylindrical portion (8-2) the hollow shape inboard described sleeve pipe (3) part around, one end is fixed in the inboard, upper end of the described second piston cylindrical portion (8-2), and an end is fixed in the fixed end of described sleeve pipe (3);
Be arranged in the release and/or the shellproof part of described casing (1); And
Outer periphery and centre bore periphery in described second piston base (8-1) are respectively equipped with the second piston seal assembly (8-3; 8-4), described second piston base (8-1), the second piston seal assembly (8-3; 8-4) and the bottom of casing (1) limit outer lower chambers (8-5) and interior lower chambers (8-6), be used for described second piston (8) being moved upward in bleeding stage and the described second piston loading spring (9) synergy, thus the opening water discharge mouth.
2. want 1 described flushing machine (100) as right, it is characterized in that, described release and/or shellproof part are spring limiting unit (800), this spring limiting unit (800) comprises top cover (7), at least one screw rod (2), described first piston loading spring (5) and delivery port flange (19), described screw rod (2) is longitudinally parallel with the center line of described casing (1) or overlap ground in the described chamber (1-1) of this casing (1), one end of described screw rod (2) is fixed in the inboard of described top cover (7), and the other end is fixed in the described delivery port flange (19).
3. flushing machine as claimed in claim 2 (100) is characterized in that, described spring limiting unit (800) comprises a screw rod (2), is arranged in the described sleeve pipe (3) to the central lines of itself and described casing (1).
4. flushing machine as claimed in claim 2 (100) is characterized in that, described spring limiting unit (800) comprises around many screw rods of described first piston loading spring (5) and the setting of the second piston loading spring (9).
5. flushing machine as claimed in claim 1 (100) is characterized in that, described release and/or shellproof part are at least one relief port (20) that is provided with a little more than the top dead centre part of described first piston (4) along the top periphery of described casing (1).
6. flushing machine as claimed in claim 1 (100) is characterized in that, described release and/or shellproof part are shellproof-pressure relief valve.
7. flushing machine as claimed in claim 1 (100), it is characterized in that described release and/or shellproof part are spring limiting unit (800) and/or along at least one relief port (20) that the top periphery of described casing (1) is provided with a little more than the top dead centre part of described first piston (4) and/or any combination of shellproof-pressure relief valve.
8. flushing machine as claimed in claim 1 (100) is characterized in that, the described first piston black box (4-3) and the second piston seal assembly (8-3; 8-4) form by inside and outside seal.
9. flushing machine as claimed in claim 8 (100) is characterized in that, described inner seal liner (4-3-1) comprises the elastic component that is formed by the sheet metal bending, and described outside seal may (4-3-2) comprises O shape circle.
10. flushing machine as claimed in claim 8 (100) is characterized in that, described first piston black box (4-3) and the described second piston seal assembly (8-3; 8-4) structure is identical.
11. flushing machine as claimed in claim 8 (100) is characterized in that, described first piston black box (4-3) and the described second piston seal assembly (8-3; Structure difference 8-4).
12., it is characterized in that as the described flushing machine of each claim of front (100), also comprise the guide rod that is used to install this flushing machine (100), this guide rod plays guiding first piston (4) and shellproof.
13. as each described flushing machine (100) among the claim 1-11, it is characterized in that, also comprise water level travel switch (13), it is closed by the connected sum that is promoted certain distance control intake tunnel (11) and moisturizing passage (12) by described first piston (4).
14. as each described flushing machine (100) among the claim 1-11, it is characterized in that, also comprise voltage stabilizing part (16).
15., it is characterized in that described casing (1) is cylindrical, elliptical cylinder-shape or other shapes as each described flushing machine (100) among the claim 1-11.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200093345U CN201236375Y (en) | 2008-04-09 | 2008-04-09 | Flushing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200093345U CN201236375Y (en) | 2008-04-09 | 2008-04-09 | Flushing mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201236375Y true CN201236375Y (en) | 2009-05-13 |
Family
ID=40649114
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200093345U Expired - Lifetime CN201236375Y (en) | 2008-04-09 | 2008-04-09 | Flushing mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201236375Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101914940A (en) * | 2010-08-10 | 2010-12-15 | 李飞宇 | Flushing mechanism |
| CN101892696B (en) * | 2010-08-10 | 2011-07-13 | 李飞宇 | Flushing mechanism |
| CN113389251A (en) * | 2021-03-15 | 2021-09-14 | 广东世冠威卫浴有限公司 | Toilet flushing controller |
-
2008
- 2008-04-09 CN CNU2008200093345U patent/CN201236375Y/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101914940A (en) * | 2010-08-10 | 2010-12-15 | 李飞宇 | Flushing mechanism |
| CN101892696B (en) * | 2010-08-10 | 2011-07-13 | 李飞宇 | Flushing mechanism |
| WO2012019537A1 (en) * | 2010-08-10 | 2012-02-16 | Li Feiyu | Flushing mechanism |
| CN113389251A (en) * | 2021-03-15 | 2021-09-14 | 广东世冠威卫浴有限公司 | Toilet flushing controller |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20090513 Effective date of abandoning: 20080409 |