CN102758955A - Multi-stage pressure-reduction water saving valve - Google Patents
Multi-stage pressure-reduction water saving valve Download PDFInfo
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- CN102758955A CN102758955A CN2011101088961A CN201110108896A CN102758955A CN 102758955 A CN102758955 A CN 102758955A CN 2011101088961 A CN2011101088961 A CN 2011101088961A CN 201110108896 A CN201110108896 A CN 201110108896A CN 102758955 A CN102758955 A CN 102758955A
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Abstract
A multi-stage pressure-reduction water valve consists of a floater (1), a water inlet valve seat and a water saving valve body (16), wherein the water saving valve body (16) is in a structure provided with a water storage cavity inside and an opening on the lower portion, the floater (1) is disposed on the upper portion of the cavity inside the water saving valve body (16), and the water inlet valve seat is specifically composed of an upper water inlet valve seat (2), a lower water inlet valve seat (14) and a water inlet valve spool seat (3). The upper water inlet valve seat (2) and the lower water inlet valve seat (14) are disposed on the lower portion of the cavity inside the water saving valve body (16) in a fixedly connected manner and jointly enclose the inside to form an inner water inlet valve cavity (20). The multi-stage pressure-reduction water saving valve is reasonable in design, novel in structure, convenient to use and fine in water saving effect, has expectable higher economical value and social value and is easy to popularize and apply.
Description
Technical field
The present invention relates to structure of relief pressure valve design and applied technical field on the fluid course, provide a kind of band that is mainly used in to press conduit pipe (for example: the multi-step pressure reduction water-saving valve at the upper reaches, the terminal dewatering outlet of the line resident living water intake pipe) especially.
Background technique
In the existing technology, when band was pressed conduit pipe (especially resident living water intake pipe) end is discharged water operation in the dewatering outlet, Chang Yinwei supplies water and the pressure reduction that discharges water causes following problems more greatly: 1) water flow velocity was big, splashed easily and caused waste; 2) Security is good inadequately; 3) water demand of the low flow velocity of the little water yield is difficult to well guaranteed.
People thirst for obtaining the good band that is mainly used in of a kind of technique effect and press conduit pipe (for example: the multi-step pressure reduction water-saving valve at the upper reaches, the terminal dewatering outlet of the line resident living water intake pipe).
Summary of the invention
The purpose of this invention is to provide the good band that is mainly used in of a kind of technique effect and for example press conduit pipe: the multi-step pressure reduction water-saving valve at the upper reaches, the terminal dewatering outlet of resident living water back with water inlet line.
A kind of multi-step pressure reduction water-saving valve of the present invention; It is characterized in that: it mainly is made up of following structure: float 1, inlet valve valve seat, water-saving valve valve body 16; Wherein:
Said water-saving valve valve body 16 has the structure of water storage with cavity for set inside, and its underpart is provided with opening; At least two openings: water intake and water outlet.
Float 1 is arranged in the top of water-saving valve valve body 16 internal cavities;
The inlet valve valve seat specifically is made up of the inlet valve seat of honour 2, water inlet lower valve seat 14 and inlet valve valve core case 3; Wherein: the inlet valve seat of honour 2 and water inlet lower valve seat 14 are arranged in the bottom of water-saving valve valve body 16 internal cavities with the mode that is mutually permanently connected; The inlet valve seat of honour 2 is enclosed in the inner inlet valve inner chamber 20 that forms jointly with water inlet lower valve seat 14
The bottom of water inlet lower valve seat 14 is provided with the water intake valve mouth 141 that is communicated with outside water supply line and inlet valve inner chamber 20;
The inlet valve seat of honour 2 is communicated with through one of following structure or its combination with water-saving valve valve body 16 internal cavities with water inlet lower valve seat 14 inner inlet valve inner chambers 20: cross section is the circular non-circular runner of hole, cross section, slit;
Inlet valve valve core case 3 arranges that its underpart is arranged in the inlet valve inner chamber 20 above the water intake valve mouth 141 of water inlet on the lower valve seat 14, and cooperates formation can regulate the big or small structure of aperture between inlet valve valve core case 3 bottoms and the water intake valve mouth 141;
Directly or is connected indirectly, and constitute between the two can be according to the difference of float 1 position and the corresponding control relation of spool valve seat 3 at the height and position of vertical direction of intaking of adjusting between inlet valve valve core case 3 and the float 1.
Multi-step pressure reduction water-saving valve according to the invention also requires the following preference of protection:
Be provided with in the said multi-step pressure reduction water-saving valve satisfy being used to control of following requirement according to the difference of float 1 position and corresponding adjustment inlet valve valve core case 3 in the structure of the height and position of vertical direction:
Also be provided with connecting rod 6, vertical strut 7 in the said multi-step pressure reduction water-saving valve; Wherein: float 1 is fixedly connected with the top of vertical strut 7; Vertically one section proximal end of the bottom of strut 7 and connecting rod 6 is hinged; The other end of connecting rod 6 is that the struck side is used to stir inlet valve valve core case 3 and does knee-action, and the proximal end, struck side of connecting rod 6 is provided with and is fixed on being articulated and connected a little on the inlet valve valve seat, and the struck side length of connecting rod 6 is 3～30% of connecting rod 6 extreme lengths.
Be provided with in the said multi-step pressure reduction water-saving valve satisfy being used for controlling of following requirement according to the difference of float 1 position and corresponding adjustment inlet valve valve core case 3 in the structure of the height and position of vertical direction: said multi-step pressure reduction water-saving valve also is provided with respectively the connecting rod 21 that is fixedly connected with float 1 with inlet valve valve core case 3; By means of the suffered floating function of float 1, inlet valve valve core case 3 can carry out knee-action synchronously with float 1.
In the said multi-step pressure reduction water-saving valve, inlet valve inner chamber 20 also satisfies following requirement: it is made up of first-level buffer chamber 201 and level 2 buffering chamber 202, wherein:
First-level buffer chamber 201 is arranged near water intake valve mouth 141 places and near inlet valve valve core case 3 and arranges that its agent structure is the toroidal cavity shape;
Level 2 buffering chamber 202 is arranged on the outside of first-level buffer chamber 201 away from inlet valve valve core case 3;
Pass through hole between first-level buffer chamber 201 and the level 2 buffering chamber 202 or/and slit is communicated with,
Level 2 buffering chamber 202 is communicated with through one of following structure or its combination with the water-saving valve valve body 16 inner cavitys of placing float 1; Hole, hole, slit.
In the said multi-step pressure reduction water-saving valve, further preferably also satisfy one of following requirement or its combination:
One of which also is provided with the fixing adjustment of connecting rod nut 4 in the said multi-step pressure reduction water-saving valve, be used for fixing or/and adjust the relative position relation (promptly adjust the effective height of vertical strut 7, or say the height of adjustment float 1) of float 1 and vertical strut 7; The fixing adjustment of connecting rod nut 4 with vertically be threaded between the strut 7, be provided with attachment hole 101 with float 1 part of vertical strut 7 joints, vertically strut 7 passes attachment hole 101, the fixing nut 4 of adjusting is arranged on attachment hole 101 tops; Through being arranged on the fixing adjustment of the connecting rod nut 4 on the vertical strut 7 of being fixed on of attachment hole 101 tops, can guarantee that the limit effective height of vertical strut 7 is constant in the course of the work; That is the limiting altitude that guarantees float 1 is unlikely to careless variation;
Its two, the inlet valve seat of honour 2 and the relation of water inlet between the lower valve seat 14 satisfy one of following requirement: be provided with the screw-thread fit linkage structure between the two so that connect sealing simultaneously; The two is fixed together through inlet valve valve seat connecting sleeve 9;
Its three, inlet valve valve core case 3 tops are provided with the struck side of being convenient to connecting rod 6 and drive its groove that moves up and down or hole or the hinged securement point hinged with connecting rod 6 struck sides;
They are four years old; The bottom of inlet valve valve core case 3 is the split modular design; Specific requirement is: inlet valve valve core case 3 is specifically constituted by inlet valve valve core case body 31 and inlet valve rubber spool 13; Wherein, hole or groove and the inlet valve valve core case 3 of inlet valve rubber spool 13 through being arranged on inlet valve valve core case 3 bottoms is connected to one; In case of necessity can be with inlet valve rubber spool 13 dismounting and change that are fixed on inlet valve valve core case 3 bottoms; Also can be between inlet valve rubber spool 13 and the inlet valve valve core case 3 through demountable structure relative fixed such as bonding, as to bundle, be threaded;
They are five years old; Between water intake valve mouth 141 and the first-level buffer chamber 201 near or the joint satisfy following requirement: the water flow passage between water intake valve mouth 141 and the first-level buffer chamber 201 is the slit structure that current can break-in when flowing through, and concrete structure satisfies one of following requirement: 1. be the linkage structure that shoulder hole cooperates with multidiameter shaft; It allows the flow size can regulate automatically according to the effective aperture size that is arranged on the water outlet on the water-saving valve valve body 16 (the flow size of corresponding water); 2. be concordant hole, top be arranged on the upper end, hole can this hole of shutoff plane structure or annular fovea superior structure, said plane structure or annular fovea superior structure that can this hole of shutoff be arranged on inlet valve valve core case 3 lower ends;
In the said multi-step pressure reduction water-saving valve, also satisfy one of following requirement or its combination:
1. also be provided with into water lower valve seat seal rubber pad 17, water inlet lower valve seat set screw nut 18 in the said multi-step pressure reduction water-saving valve; Water inlet lower valve seat set screw nut 18 is used to be sleeved on the outside thread of the water intake valve mouth 141 of the tubulose that reaches the outside water inlet lower valve seat 14 of water-saving valve valve body 16, and water inlet lower valve seat seal rubber pad 17 is arranged on between the water lower valve seat 14 and water-saving valve valve body 16 so that carry out effective seal;
2. the water outlet place in the outside, the bottom of water-saving valve valve body 16 also satisfies following requirement: concrete structure comprises: outlet valve valve seat set screw nut 10, water outlet valve seat seal rubber pad 11, water outlet valve seat 12; Wherein: water outlet valve seat 12 is sleeved on the poroid water outlet, and water outlet valve seat seal rubber pad 11 and outlet valve valve seat set screw nut 10 are separately positioned on inside and outside water outlet valve seat 12 outsides of water valve valve-body 16.
3. water-saving valve valve body 16 tops also are provided with water-saving valve valve gap 15, perhaps flexibly connect for being fixedly connected (for example: be threaded) between the two.
In actual application; In fact the said multi-step pressure reduction water-saving valve of preference of the present invention has realized decompression process at least three times; The current that get into from water intake valve mouth 141 at first pass through the runner inflow first-level buffer chamber 201 of forms such as slit or hole, hole; Current are got in the relatively large cavity by small bore in flow process, and need carry out break-in, can notify according to correlative principlies such as fluid mechanics to obtain certain technique effect that reduces hydraulic pressure and reduction flow velocity;
Then, current 201 flow into level 2 buffering chamber 202 through the less relatively runner of cross section from the first-level buffer chamber, in flow process, also are provided with the runner that sectional area becomes big and fluid break-in;
Again, current flow into realization decompression for the third time the relative bigger cavity such as the space that is placed with float 1 grade from level 2 buffering chamber 202 through the less relatively runner of cross section, in flow process, also are provided with the runner that sectional area becomes big and fluid break-in.
Say that from design principle the present invention can also correspondence obtain other close or identical design proposals of principle therewith, can realize decompression operation usually 2～5 times, to meet design requirement.
The contrast existing technology; The present invention is when band is pressed conduit pipe (especially resident living water intake pipe) end is discharged water operation in the dewatering outlet; The problems of the prior art have well been solved; Obtained better technical effect: 1) final water outlet water velocity obviously reduces, even can reach the degree that does not have pressure, has avoided splashing of water; The water demand of the low flow velocity of the little water yield can well be guaranteed; 2) Security is good; 3) reduced the waste of water resources.
The present invention is reasonable in design, and novel structure is easy to use, and water-saving result is good; Have expected comparatively huge economic and social value, and be easy to apply.
Description of drawings
Below in conjunction with accompanying drawing and mode of execution the present invention is done further detailed explanation:
Fig. 1 is that embodiment's 1 corresponding multi-step pressure reduction water-saving valve structure is formed principle schematic;
Fig. 2 is that embodiment's 2 corresponding multi-step pressure reduction water-saving valve structures are formed principle schematic.
Embodiment
Each reference character implication explanation is as follows in the accompanying drawing 1,2:
Float 1, attachment hole 101, the concrete formation of inlet valve valve seat comprises: the inlet valve seat of honour 2, inlet valve valve core case 3, the fixing adjustment of connecting rod nut 4, struck side link pin 5, connecting rod 6; Vertical strut 7, link pin 8, inlet valve valve seat connecting sleeve 9, outlet valve valve seat set screw nut 10; Water outlet valve seat seal rubber pad 11, water outlet valve seat 12, inlet valve rubber spool 13, water inlet lower valve seat 14; Water intake valve mouth 141, water-saving valve valve gap 15, water-saving valve valve body 16, water inlet lower valve seat seal rubber pad 17; Water inlet lower valve seat set screw nut 18, inlet valve inner chamber 20 specifically includes: first-level buffer chamber 201, level 2 buffering chamber 202, connecting rod 21, inlet valve valve core case body 31.
Embodiment 1
A kind of multi-step pressure reduction water-saving valve; With reference to Fig. 1; It mainly is made up of following structure: float 1, inlet valve valve seat, water-saving valve valve body 16; Wherein:
Said water-saving valve valve body 16 has the structure of water storage with cavity for set inside, and its underpart is provided with opening; Two openings are specifically arranged: water intake and water outlet;
Float 1 is arranged in the top of water-saving valve valve body 16 internal cavities;
The inlet valve valve seat specifically is made up of the inlet valve seat of honour 2, water inlet lower valve seat 14 and inlet valve valve core case 3; Wherein: the inlet valve seat of honour 2 and water inlet lower valve seat 14 are arranged in the bottom of water-saving valve valve body 16 internal cavities with the mode that is mutually permanently connected, and the inlet valve seat of honour 2 is enclosed in the inner inlet valve inner chamber 20 that forms jointly with water inlet lower valve seat 14;
The bottom of water inlet lower valve seat 14 is provided with the water intake valve mouth 141 that is communicated with outside water supply line and inlet valve inner chamber 20;
The inlet valve seat of honour 2 is communicated with through following structure with water-saving valve valve body 16 internal cavities with water inlet lower valve seat 14 inner inlet valve inner chambers 20: narrow annular channel;
Inlet valve valve core case 3 arranges that its underpart is arranged in the inlet valve inner chamber 20 above the water intake valve mouth 141 of water inlet on the lower valve seat 14, and cooperates formation can regulate the big or small structure of aperture between inlet valve valve core case 3 bottoms and the water intake valve mouth 141;
Be connected indirectly between inlet valve valve core case 3 and the float 1, and constitute between the two can be according to the difference of float 1 position and corresponding adjustment water inlet spool valve seat 3 in the control relation of the height and position of vertical direction.
The said multi-step pressure reduction water-saving valve of present embodiment also has the following content that requires:
Be provided with in the said multi-step pressure reduction water-saving valve satisfy being used to control of following requirement according to the difference of float 1 position and corresponding adjustment inlet valve valve core case 3 in the structure of the height and position of vertical direction:
Also be provided with connecting rod 6, vertical strut 7 in the said multi-step pressure reduction water-saving valve; Wherein: float 1 is fixedly connected with the top of vertical strut 7; Vertically one section proximal end of the bottom of strut 7 and connecting rod 6 is hinged; The other end of connecting rod 6 is that the struck side is used to stir inlet valve valve core case 3 and does knee-action, and the proximal end, struck side of connecting rod 6 is provided with and is fixed on being articulated and connected a little on the inlet valve valve seat, and the struck side length of connecting rod 6 is 10% of connecting rod 6 extreme lengths.
In the said multi-step pressure reduction water-saving valve, inlet valve inner chamber 20 also satisfies following requirement: it is made up of first-level buffer chamber 201 and level 2 buffering chamber 202, wherein:
First-level buffer chamber 201 is arranged near water intake valve mouth 141 places and near inlet valve valve core case 3 and arranges that its agent structure is the toroidal cavity shape;
Level 2 buffering chamber 202 is arranged on the outside of first-level buffer chamber 201 away from inlet valve valve core case 3;
Be communicated with through narrow annular channel between first-level buffer chamber 201 and the level 2 buffering chamber 202,
The cavity that level 2 buffering chamber 202 and water-saving valve valve body 16 be inner places floats 1 is communicated with through the combination of following structure; Hole, hole.
In the said multi-step pressure reduction water-saving valve, also satisfy the combination of following requirement:
One of which also is provided with the fixing adjustment of connecting rod nut 4 in the said multi-step pressure reduction water-saving valve, be used for fixing or/and adjust the relative position relation (promptly adjust the effective height of vertical strut 7, or say the height of adjustment float 1) of float 1 and vertical strut 7; The fixing adjustment of connecting rod nut 4 with vertically be threaded between the strut 7, be provided with attachment hole 101 with float 1 part of vertical strut 7 joints, vertically strut 7 passes attachment hole 101, the fixing nut 4 of adjusting is arranged on attachment hole 101 tops; Through being arranged on the fixing adjustment of the connecting rod nut 4 on the vertical strut 7 of being fixed on of attachment hole 101 tops, can guarantee that the limit effective height of vertical strut 7 is constant in the course of the work; That is the limiting altitude that guarantees float 1 is unlikely to careless variation
Its two, the inlet valve seat of honour 2 and the relation of water inlet between the lower valve seat 14 satisfy one of following requirement: be provided with the screw-thread fit linkage structure between the two so that connect sealing simultaneously; The two is fixed together through inlet valve valve seat connecting sleeve 9;
Its three, inlet valve valve core case 3 tops are provided with the struck side of being convenient to connecting rod 6 and drive its groove that moves up and down;
They are four years old; The bottom of inlet valve valve core case 3 is the split modular design; Specific requirement is: inlet valve valve core case 3 is specifically constituted by inlet valve valve core case body 31 and inlet valve rubber spool 13; Wherein, hole or groove and the inlet valve valve core case 3 of inlet valve rubber spool 13 through being arranged on inlet valve valve core case 3 bottoms is connected to one; In case of necessity can be with inlet valve rubber spool 13 dismounting and change that are fixed on inlet valve valve core case 3 bottoms;
They are five years old; Between water intake valve mouth 141 and the first-level buffer chamber 201 near or the joint satisfy following requirement: the water flow passage between water intake valve mouth 141 and the first-level buffer chamber 201 is the slit structure that current can break-in when flowing through; Concrete structure satisfies following requirement: be concordant hole, top be arranged on the upper end, hole can this hole of shutoff plane structure or annular fovea superior structure, said plane structure or annular fovea superior structure that can this hole of shutoff be arranged on inlet valve valve core case 3 lower ends; As shown in Figure 1.
In the said multi-step pressure reduction water-saving valve, also satisfy the combination of following requirement:
1. also be provided with into water lower valve seat seal rubber pad 17, water inlet lower valve seat set screw nut 18 in the said multi-step pressure reduction water-saving valve; Water inlet lower valve seat set screw nut 18 is used to be sleeved on the outside thread of the water intake valve mouth 141 of the tubulose that reaches the outside water inlet lower valve seat 14 of water-saving valve valve body 16, and water inlet lower valve seat seal rubber pad 17 is arranged on between the water lower valve seat 14 and water-saving valve valve body 16 so that carry out effective seal;
2. the water outlet place in the outside, the bottom of water-saving valve valve body 16 also satisfies following requirement: concrete structure comprises: outlet valve valve seat set screw nut 10, water outlet valve seat seal rubber pad 11, water outlet valve seat 12; Wherein: water outlet valve seat 12 is sleeved on the poroid water outlet, and water outlet valve seat seal rubber pad 11 and outlet valve valve seat set screw nut 10 are separately positioned on inside and outside water outlet valve seat 12 outsides of water valve valve-body 16.
3. water-saving valve valve body 16 tops also are provided with water-saving valve valve gap 15, are fixed connection between the two: be threaded.
In actual application; In fact the said multi-step pressure reduction water-saving valve of present embodiment has realized decompression process at least three times; The current that get into from water intake valve mouth 141 at first pass through the runner inflow first-level buffer chamber 201 of forms such as slit or hole, hole; Current are got in the relatively large cavity by small bore in flow process, and need carry out break-in, can notify according to correlative principlies such as fluid mechanics to obtain certain technique effect that reduces hydraulic pressure and reduction flow velocity;
Then, current 201 flow into level 2 buffering chamber 202 through the less relatively runner of cross section from the first-level buffer chamber, in flow process, also are provided with the runner that sectional area becomes big and fluid break-in;
Again, current flow into realization decompression for the third time the relative bigger cavity such as the space that is placed with float 1 grade from level 2 buffering chamber 202 through the less relatively runner of cross section, in flow process, also are provided with the runner that sectional area becomes big and fluid break-in.
According to present embodiment, say from design principle, can also correspondence obtain other close or identical design proposals of principle therewith, can realize decompression operation usually 2～5 times, to meet design requirement.
The contrast existing technology; Present embodiment is when band is pressed conduit pipe (especially resident living water intake pipe) end is discharged water operation in the dewatering outlet; The problems of the prior art have well been solved; Obtained better technical effect: 1) final water outlet water velocity obviously reduces, even can reach the degree that does not have pressure, has avoided splashing of water; The water demand of the low flow velocity of the little water yield can well be guaranteed; 2) Security is good; 3) reduced the waste of water resources.
Embodiment 2
Present embodiment and embodiment's 1 content basic identical (with reference to Fig. 2), its difference mainly is:
1) be provided with in the said multi-step pressure reduction water-saving valve satisfy being used to control of following requirement according to the difference of float 1 position and corresponding adjustment inlet valve valve core case 3 in the structure of the height and position of vertical direction:
Be provided with in the said multi-step pressure reduction water-saving valve satisfy being used for controlling of following requirement according to the difference of float 1 position and corresponding adjustment inlet valve valve core case 3 in the structure of the height and position of vertical direction: said multi-step pressure reduction water-saving valve also is provided with respectively the connecting rod 21 that is fixedly connected with float 1 with inlet valve valve core case 3; By means of the suffered floating function of float 1, inlet valve valve core case 3 can carry out knee-action synchronously with float 1.
2) in the said multi-step pressure reduction water-saving valve; Inlet valve inner chamber 20 also satisfies following requirement: it is made up of first-level buffer chamber 201 and level 2 buffering chamber 202, and wherein: the cavity of level 2 buffering chamber 202 and water-saving valve valve body 16 inner placement floats 1 is communicated with through the hole of hole or non-circular cross-section;
3) in the said multi-step pressure reduction water-saving valve, also satisfy the combination of following requirement:
One of which also is provided with the fixing adjustment of connecting rod nut 4 in the said multi-step pressure reduction water-saving valve, be used for fixing or/and adjust the relative position relation (promptly adjust the effective height of vertical strut 7, or say the height of adjustment float 1) of float 1 and vertical strut 7; The fixing adjustment of connecting rod nut 4 with vertically be threaded between the strut 7, be provided with attachment hole 101 with float 1 part of vertical strut 7 joints, vertically strut 7 passes attachment hole 101, the fixing nut 4 of adjusting is arranged on attachment hole 101 tops; Through being arranged on the fixing adjustment of the connecting rod nut 4 on the vertical strut 7 of being fixed on of attachment hole 101 tops, can guarantee that the limit effective height of vertical strut 7 is constant in the course of the work; That is the limiting altitude that guarantees float 1 is unlikely to careless variation
Its two, the inlet valve seat of honour 2 and the relation of water inlet between the lower valve seat 14 satisfy one of following requirement: be fixedly connected between the two and its outside cavity is formed relative sealing relationship (connecting through inlet valve valve seat connecting sleeve 9);
Its three, inlet valve valve core case 3 tops are provided with the struck side of being convenient to connecting rod 6 and drive its slotted eye that moves up and down or the hinged securement point hinged with connecting rod 6 struck sides;
They are four years old; The bottom of inlet valve valve core case 3 is the split modular design; Specific requirement is: inlet valve valve core case 3 is specifically constituted by inlet valve valve core case body 31 and inlet valve rubber spool 13; Wherein, hole or groove and the inlet valve valve core case 3 of inlet valve rubber spool 13 through being arranged on inlet valve valve core case 3 bottoms is connected to one; In case of necessity can be with inlet valve rubber spool 13 dismounting and change that are fixed on inlet valve valve core case 3 bottoms;
They are five years old; Between water intake valve mouth 141 and the first-level buffer chamber 201 near or the joint satisfy following requirement: the water flow passage between water intake valve mouth 141 and the first-level buffer chamber 201 is the slit structure that current can break-in when flowing through; Concrete structure satisfies following requirement: as shown in Figure 2: inlet valve rubber spool 13 is adhesively fixed on inlet valve valve core case 3 lower ends; Inlet valve rubber spool 13 bottoms are multidiameter shaft structures, and it forms with water intake valve mouth 141 (being specially shoulder hole) and cooperates the aperture regulation structure; It allows the flow size can regulate automatically according to the effective aperture size that is arranged on the water outlet on the water-saving valve valve body 16 (the flow size of corresponding water);
4) in the said multi-step pressure reduction water-saving valve, also satisfy one of following requirement or the wherein combination of the two:
1. also be provided with into water lower valve seat seal rubber pad 17, water inlet lower valve seat set screw nut 18 in the said multi-step pressure reduction water-saving valve; Water inlet lower valve seat set screw nut 18 is used to be sleeved on the outside thread of the water intake valve mouth 141 of the tubulose that reaches the outside water inlet lower valve seat 14 of water-saving valve valve body 16, and water inlet lower valve seat seal rubber pad 17 is arranged on between the water lower valve seat 14 and water-saving valve valve body 16 so that carry out effective seal;
2. the water outlet place in the outside, the bottom of water-saving valve valve body 16 also satisfies following requirement: concrete structure comprises: outlet valve valve seat set screw nut 10, water outlet valve seat seal rubber pad 11, water outlet valve seat 12; Wherein: water outlet valve seat 12 is sleeved on the poroid water outlet, and water outlet valve seat seal rubber pad 11 and outlet valve valve seat set screw nut 10 are separately positioned on inside and outside water outlet valve seat 12 outsides of water valve valve-body 16.
3. water-saving valve valve body 16 tops also are provided with water-saving valve valve gap 15, are fixed connection between the two: be threaded.
Present embodiment and embodiment 1 or 2 contents basic identical (figure is not provided, but can understands) with reference to Fig. 1 or 2 correspondences, its difference mainly is:
1) the inlet valve seat of honour 2 is communicated with through one of following structure or its combination with water-saving valve valve body 16 internal cavities with water inlet lower valve seat 14 inner inlet valve inner chambers 20: cross section is the circular non-circular runner of hole, cross section, slit;
2) when present embodiment is the basis with embodiment 1; Said multi-step pressure reduction water-saving valve, also satisfy following requirement: be provided with in the said multi-step pressure reduction water-saving valve satisfy being used to control of following requirement according to the difference of float 1 position and corresponding adjustment inlet valve valve core case 3 in the structure of the height and position of vertical direction:
Also be provided with connecting rod 6, vertical strut 7 in the said multi-step pressure reduction water-saving valve; Wherein: float 1 is fixedly connected with the top of vertical strut 7; Vertically one section proximal end of the bottom of strut 7 and connecting rod 6 is hinged; The other end of connecting rod 6 is that the struck side is used to stir inlet valve valve core case 3 and does knee-action, and the proximal end, struck side of connecting rod 6 is provided with and is fixed on being articulated and connected a little on the inlet valve valve seat, and the struck side length of connecting rod 6 is 5% or 30% of connecting rod 6 extreme lengths.As long as it is proper that the size coupling is chosen, can obtain better suited correspondence course by means of lever principle fully.
3) level 2 buffering chamber 202 is communicated with through following structure with the water-saving valve valve body 16 inner cavitys of placing float 1; Hole, hole.
4) in the said multi-step pressure reduction water-saving valve, also satisfy following requirement:
Inlet valve valve core case 3 tops are provided with the struck side of being convenient to connecting rod 6 and drive its groove that moves up and down or hole or the hinged securement point hinged with connecting rod 6 struck sides;
The bottom of inlet valve valve core case 3 is the split modular design; Specific requirement is: inlet valve valve core case 3 is specifically constituted by inlet valve valve core case body 31 and inlet valve rubber spool 13; Wherein, hole or groove and the inlet valve valve core case 3 of inlet valve rubber spool 13 through being arranged on inlet valve valve core case 3 bottoms is connected to one; In case of necessity can be with inlet valve rubber spool 13 dismounting and change that are fixed on inlet valve valve core case 3 bottoms; Also can be between inlet valve rubber spool 13 and the inlet valve valve core case 3 through demountable structure relative fixed such as bonding, as to bundle, be threaded;
Between water intake valve mouth 141 and the first-level buffer chamber 201 near or the joint satisfy following requirement: the water flow passage between water intake valve mouth 141 and the first-level buffer chamber 201 is the slit structure that current can break-in when flowing through; Concrete structure satisfies following requirement: be concordant hole, top be arranged on the upper end, hole can this hole of shutoff annular fovea superior structure, said annular fovea superior structure that can this hole of shutoff is arranged on inlet valve valve core case 3 lower ends; Shown in can understanding with reference to Fig. 1.
5) in the said multi-step pressure reduction water-saving valve, also satisfy the combination of following requirement:
Water-saving valve valve body 16 tops also are provided with water-saving valve valve gap 15, between the two for being threaded or flexibly connecting (above just covering on, can dismantle) as long as satisfy related requests such as Security.
Claims (6)
1. multi-step pressure reduction water-saving valve; It is characterized in that: it mainly is made up of following structure: float (1), inlet valve valve seat, water-saving valve valve body (16); Wherein:
Said water-saving valve valve body (16) has the structure of water storage with cavity for set inside, and its underpart is provided with opening;
Float (1) is arranged in the top of water-saving valve valve body (16) internal cavities;
The inlet valve valve seat specifically is made up of the inlet valve seat of honour (2), water inlet lower valve seat (14) and inlet valve valve core case (3); Wherein: the inlet valve seat of honour (2) and water inlet lower valve seat (14) are arranged in the bottom of water-saving valve valve body (16) internal cavities with the mode that is mutually permanently connected, and the inlet valve seat of honour (2) are enclosed in inner formation inlet valve inner chamber (20) jointly with water inlet lower valve seat (14);
The bottom of water inlet lower valve seat (14) is provided with the water intake valve mouth (141) that is communicated with outside water supply line and inlet valve inner chamber (20);
The inlet valve seat of honour (2) and the inner inlet valve inner chamber (20) of water inlet lower valve seat (14) are communicated with through one of following structure or its combination with water-saving valve valve body (16) internal cavities: cross section is the circular non-circular runner of hole, cross section, slit;
Water intake valve mouth (141) top of inlet valve valve core case (3) on water inlet lower valve seat (14) arranged; Its underpart is arranged in the inlet valve inner chamber (20), and cooperates between inlet valve valve core case (3) bottom and the water intake valve mouth (141) and constitute the structure that can regulate the aperture size;
Directly or is connected indirectly, and constitute between the two can be according to the difference of float (1) position and correspondence is adjusted the control relation of inlet valve valve core case (3) at the height and position of vertical direction between inlet valve valve core case (3) and the float (1).
2. according to the said multi-step pressure reduction water-saving valve of claim 1, it is characterized in that: be provided with in the said multi-step pressure reduction water-saving valve satisfy following requirement be used for control according to the difference of float (1) position and corresponding adjustment inlet valve valve core case (3) in the structure of the height and position of vertical direction:
Also be provided with connecting rod (6), vertical strut (7) in the said multi-step pressure reduction water-saving valve; Wherein: float (1) is fixedly connected with the top of vertical strut (7); Vertically one section proximal end of the bottom of strut (7) and connecting rod (6) is hinged; The other end of connecting rod (6) is that the struck side is used to stir inlet valve valve core case (3) and does knee-action; The proximal end, struck side of connecting rod (6) is provided with and is fixed on being articulated and connected a little on the inlet valve valve seat, and the struck side length of connecting rod (6) is 3～30% of connecting rod (6) extreme length.
3. according to the said multi-step pressure reduction water-saving valve of claim 1, it is characterized in that: be provided with in the said multi-step pressure reduction water-saving valve satisfy following requirement be used for control according to the difference of float (1) position and corresponding adjustment inlet valve valve core case (3) in the structure of the height and position of vertical direction:
Also be provided with respectively the connecting rod (21) that is fixedly connected with float (1) with inlet valve valve core case (3) in the said multi-step pressure reduction water-saving valve, by means of the suffered floating function of float (1), inlet valve valve core case (3) and float (1) can carry out knee-action synchronously.
4. according to claim 2 or 3 said multi-step pressure reduction water-saving valves, it is characterized in that: in the said multi-step pressure reduction water-saving valve, inlet valve inner chamber (20) also satisfies following requirement: it is made up of first-level buffer chamber (201) and level 2 buffering chamber (202), wherein:
First-level buffer chamber (201) is arranged near water intake valve mouth (141) and locates and arrange that near inlet valve valve core case (3) its agent structure is the toroidal cavity shape;
Level 2 buffering chamber (202) is arranged on the outside of first-level buffer chamber (201) away from inlet valve valve core case (3);
Pass through hole between first-level buffer chamber (201) and level 2 buffering chamber (202) or/and slit is communicated with;
Level 2 buffering chamber (202) is communicated with through one of following structure or its combination with the inner cavity of placing float (1) of water-saving valve valve body (16); Hole, hole, slit.
5. according to the said multi-step pressure reduction water-saving valve of claim 4, it is characterized in that: in the said multi-step pressure reduction water-saving valve, also satisfy one of following requirement or its combination:
One of which also is provided with the fixing adjustment of connecting rod nut (4) in the said multi-step pressure reduction water-saving valve, be used for fixing or/and adjust the relative position relation of float (1) and vertical strut (7); Connecting rod is fixing to be adjusted nut (4) and vertically is threaded between the strut (7); Be provided with attachment hole (101) with float (1) part of vertical strut (7) joint; Vertically strut (7) passes attachment hole (101), and fixing adjustment nut (4) is arranged on attachment hole (101) top;
Its two, the relation between the inlet valve seat of honour (2) and water inlet lower valve seat (14) satisfies one of following requirement: be provided with the screw-thread fit linkage structure between the two so that connect sealing simultaneously; The two is fixed together through inlet valve valve seat connecting sleeve (9);
Its three, inlet valve valve core case (3) top is provided with the struck side of being convenient to connecting rod (6) and drives its groove that moves up and down or hole or the hinged securement point hinged with connecting rod (6) struck side;
They are four years old; The bottom of inlet valve valve core case (3) is the split modular design; Specific requirement is: inlet valve valve core case (3) is specifically constituted by inlet valve valve core case body (31) and inlet valve rubber spool (13); Wherein, hole or groove and the inlet valve valve core case (3) of inlet valve rubber spool (13) through being arranged on inlet valve valve core case (3) bottom is connected to one;
They are five years old; Between water intake valve mouth (141) and first-level buffer chamber (201) near or the joint satisfy following requirement: the water flow passage between water intake valve mouth (141) and first-level buffer chamber (201) is the slit structure that current can break-in when flowing through, and concrete structure satisfies one of following requirement: be the linkage structure that shoulder hole cooperates with multidiameter shaft; Be concordant hole, top be arranged on the upper end, hole can this hole of shutoff plane structure or annular fovea superior structure, said plane structure or annular fovea superior structure that can this hole of shutoff be arranged on inlet valve valve core case (3) lower end.
6. according to the said multi-step pressure reduction water-saving valve of claim 5, it is characterized in that: in the said multi-step pressure reduction water-saving valve, also satisfy one of following requirement or its combination:
1. also be provided with into water lower valve seat seal rubber pad (17), water inlet lower valve seat set screw nut (18) in the said multi-step pressure reduction water-saving valve; Water inlet lower valve seat set screw nut (18) is used to be sleeved on the outside thread of the water intake valve mouth (141) of the tubulose that reaches the outside water inlet lower valve seat (14) of water-saving valve valve body (16), and water inlet lower valve seat seal rubber pad (17) is arranged on between the water lower valve seat (14) and water-saving valve valve body (16);
2. the water outlet place in the outside, the bottom of water-saving valve valve body (16) also satisfies following requirement: concrete structure comprises: outlet valve valve seat set screw nut (10), water outlet valve seat seal rubber pad (11), water outlet valve seat (12); Wherein: water outlet valve seat (12) is sleeved on the poroid water outlet, and water outlet valve seat seal rubber pad (11) and outlet valve valve seat set screw nut (10) are separately positioned on inside and outside water outlet valve seat (12) outside of water valve valve-body (16);
3. water-saving valve valve body (16) top also is provided with water-saving valve valve gap (15), flexibly connects for being fixedly connected perhaps between the two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101088961A CN102758955A (en) | 2011-04-29 | 2011-04-29 | Multi-stage pressure-reduction water saving valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101088961A CN102758955A (en) | 2011-04-29 | 2011-04-29 | Multi-stage pressure-reduction water saving valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102758955A true CN102758955A (en) | 2012-10-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011101088961A Pending CN102758955A (en) | 2011-04-29 | 2011-04-29 | Multi-stage pressure-reduction water saving valve |
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| Country | Link |
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| CN (1) | CN102758955A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4536901A (en) * | 1983-09-23 | 1985-08-27 | Kohler Co. | Insulating liner for a water closet tank |
| CN2505527Y (en) * | 2001-10-17 | 2002-08-14 | 胡日进 | Associated working valve of inlet and drain valve for cistern of toilet |
| CN2809360Y (en) * | 2005-05-09 | 2006-08-23 | 刘敬善 | Pressure-reducing water-supplementing ball cock for inner cold water tank of generator |
| CN202056393U (en) * | 2011-04-29 | 2011-11-30 | 崔春亚 | Multi-stage pressure-reducing water-saving valve |
-
2011
- 2011-04-29 CN CN2011101088961A patent/CN102758955A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4536901A (en) * | 1983-09-23 | 1985-08-27 | Kohler Co. | Insulating liner for a water closet tank |
| CN2505527Y (en) * | 2001-10-17 | 2002-08-14 | 胡日进 | Associated working valve of inlet and drain valve for cistern of toilet |
| CN2809360Y (en) * | 2005-05-09 | 2006-08-23 | 刘敬善 | Pressure-reducing water-supplementing ball cock for inner cold water tank of generator |
| CN202056393U (en) * | 2011-04-29 | 2011-11-30 | 崔春亚 | Multi-stage pressure-reducing water-saving valve |
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Application publication date: 20121031 |