CN201713899U - Flushing valve membrane and a fixing member thereof - Google Patents
Flushing valve membrane and a fixing member thereof Download PDFInfo
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- CN201713899U CN201713899U CN2010201348211U CN201020134821U CN201713899U CN 201713899 U CN201713899 U CN 201713899U CN 2010201348211 U CN2010201348211 U CN 2010201348211U CN 201020134821 U CN201020134821 U CN 201020134821U CN 201713899 U CN201713899 U CN 201713899U
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Abstract
The utility model provides a flushing valve membrane and a fixing member thereof, adapted to the flushing valve structure field. The membrane is integrally formed by the ethylene propylene rubber; a plurality of projections are uniformly distributed on a compressed ring part top wall which provides a primary deformation; a sum of areas of projections is 12%-33% of a total surface of the compressed ring part top wall; heights of projections are approximately equal; the top end edges of projections are at least not higher than the top end edge of the peripheral compressing ring part; membranes are loosely limited between a flow ring and a valve seat of the fixing member at a predetermined gap so that the membranes are allowed to appropriately expand and contract; a groove is disposed above the flow ring and reduces the friction area of the membrane in contraction; a water channel on the outer circumferential wall is designed like an arc angle, thereby enabling the water to flow smoothly. By using the above mentioned special design, the utility model effectively solves the problem of water leakage in prior art and simultaneously effectively reduces the flow difference at high and low pressures.
Description
Technical field
The utility model belongs to a kind of flushing valve structure field, relates in particular to a kind of flushing valve diaphragm and fixation kit thereof.
Background technology
General flushing valve is meant especially and utilizes diaphragm to carry out sealing, and produces distortion under hydraulic action, with the diaphragm-type flushing valve that discharge water stream is washed by water, this flushing valve be widely used in various big lavatories with or little lavatory with on the closet.
Existing common a kind of flushing valve diaphragm, be one-body molded by elastomeric material fully, so it is lower that it manufactures cost, but be subject to selecting for use of improper elastomeric material kind and hardness, the deformation characteristic of its main deformation place fails to satisfy actual sealing demand usually, the spacing fixed structure design that adds upper diaphragm is not good, for example by excessive locking, cause diaphragm under hydraulic action, can't produce expansion successfully and shrink, or excesssive gap, unrestricted any expansion of diaphragm or distortion caused, therefore, all can make diaphragm after expansion, can't shrink answer smoothly, cause the roof face to produce adsorption phenomena, and then cause after the bath sealing smoothly.
The improper design of above-mentioned flow ring, for example, there is excessive friction area at the position, top of its relative diaphragm, and influences the smooth contraction of diaphragm, can make that also the problems referred to above point is more obvious.
More than regimen shape of adopting above-mentioned diaphragm and fixation kit structure to be produced just by the raising diaphragm thickness, and fails to make problem to obtain effectively to improve.
Existing common another kind of flushing valve diaphragm, then be to bury a copper sheet underground inner coating of elastomeric material, in order to improve the elastic force of the main deformation place of diaphragm, though can solve above-mentioned more than water problems, but the material cost of its copper sheet and integral production cost of manufacture improve all relatively, so do not meet the financial cost benefit.
The flow ring of existing collocation diaphragm, the current gap that can in water-rinsing process, provide current suitably to pass through, but because its water flowing position does not all have the Waterflow-guiding structure, therefore, the stream that can't supply water passes through swimmingly, therefore, and under high hydraulic pressure situation, though the influence for water-flowing amount is also not obvious, but under its low hydraulic pressure situation, but limited water-flowing amount significantly, caused current discharge value deficiency, current discharge value when making height hydraulic pressure has very big gap, causes the bath usefulness of low hydraulic pressure to be affected.
The utility model content
The purpose of this utility model is to overcome above-mentioned the deficiencies in the prior art, a kind of flushing valve diaphragm and fixation kit thereof are provided, it can effectively solve flushing valve diaphragm of the prior art, particularly by the integrated diaphragm of elastomeric material, because of distortion, expansion and contractive effect not good, cause can't sealing problem, so have stable sealing function.Also can make the current discharging more smooth and easy, the difference in flow that makes the height hydraulic space can be guaranteed the bath usefulness of low hydraulic pressure especially apart from dwindling.
The utility model is achieved in that a kind of flushing valve diaphragm, and described diaphragm adopts the ethylene propylene rubber material to be made into integration; Described diaphragm comprises a manhole, is positioned at the central part of described diaphragm; One is circular and can keeps supplying down the fixing cramping ring portion of cramping, is positioned at the position on every side of described diaphragm; One is circular and can be positioned at around the described manhole by spacing sealing ring portion up and down, and its roof face and diapire face are all ring plain; One is circular and can produces flexible deformation's pressurized ring portion, be positioned between described sealing ring portion and cramping ring portion, it is provided with an outlet pass, described pressurized ring portion integral body is up oblique outward extension shape, the height and position of described cramping ring portion is greater than described sealing ring portion, and the wall thickness of described pressurized ring portion is less than described sealing ring portion and cramping ring portion; Wherein, the projection of described pressurized ring portion roof face has a plurality of thrusts, the summation of described each thrust area occupied the described pressurized ring portion roof face gross area 12%～33% between.
Particularly, described thrust be not subjected under the external force effect at described diaphragm, and its top edge height and position is no more than the top edge at described cramping position.
Preferably, the height of described each thrust equates.
Particularly, described pressurized ring portion is distinguished has one to be circular Nei Huan district and and to be circular outer zone; Described Nei Huan district is connected in described sealing ring portion, and it is not subjected to be under the external force effect up oblique outward extension shape; Described outer zone is connected in described cramping ring portion, and it be not subjected to be horizontal radial extension shape under the external force effect.
More specifically, described thrust is distinguished in described Nei Huan district evenly distributed from inside to outside respectively a plurality of first thrusts, a plurality of second thrust, and a plurality of the 3rd thrust; Described first thrust respectively is a round bump; Described second thrust respectively is a V-arrangement projection, and is formed with an opening respectively; Described the 3rd thrust respectively is a round bump; The opening of described second thrust, respectively with the setting that is staggered of radial inward and radial outward, and the opening part of each radial inward disposes first a relative thrust, and the opening part of each radial outward disposes the 3rd a relative thrust.
More specifically, respectively dispose one first thrust and one the 3rd thrust between wantonly two second thrusts that adjoin.
More specifically, described thrust is distinguished on described outer zone along the circumferential direction evenly distributed most the 4th thrusts and most the 5th thrusts; Described the 4th thrust respectively is a round bump; Described the 5th thrust respectively is a strip projection; Respectively dispose three the 4th thrusts between the 5th thrust that described two-phase adjoined.
The utility model also provides the fixation kit of the above-mentioned flushing valve diaphragm of a kind of employing, and it also comprises:
One valve cylinder has a cylindrical wall wall, and the periphery wall of described cylindrical wall wall has a locating ring edge near the top end projection, and described cylindrical wall perisporium within the walls is provided with one section internal thread;
One flow ring, has an annular wall wall, its inside defines a trepanning that can down wear from the cylindrical wall wall top of described valve cylinder, and the internal perisporium place of described trepanning below is provided with one and can supports mutually with the locating ring edge of described cylindrical wall wall and end spacing location ring wall; Wherein, described annular wall wall periphery wall top end is formed with one can be for wearing spacing ring-type limiting section, and be formed with at bottom place along the circumferential direction at interval and be axially extended a plurality of for wearing spacing rib shape limiting section, and described rib shape limiting section top is connected in described ring-type limiting section bottom edge, and the bottom extends to described annular wall wall bottom edge;
One valve seat has a radial wall wall, its roof face peripheral shaft to be extended with one can described radial wall wall and above define between the annular wall wall certain position valve pool above the annular wall wall; Described radial wall wall diapire face near centre axially stretch have one can inside define that a perforation and described location valve pool be interconnected below the annular wall wall, the cylindrical wall wall top edge that its periphery wall more is provided with one section radial wall wall diapire face that can screw togather locking with the internal thread of described valve cylinder mutually and can make described valve seat and described valve cylinder supports the only external screw thread screw thread of packing mutually;
Wherein, the center through hole of described diaphragm wears the cylindrical wall wall outside that is positioned described valve cylinder; Described valve cylinder, flow ring and valve seat are separated with a height distance between the annular wall wall top edge of its flow ring and the relative position of described radial wall wall diapire face mutually when assembled state; The sealing ring portion of described diaphragm has a thickness distance, less than described height distance.
Particularly, the annular wall wall periphery wall of described flow ring respectively defines the water-flowing trough that down suitably passes through thus of stream that can supply water between described ring-type limiting section and wantonly two adjacent rib shape limiting sections, the bottom land wall of described each water-flowing trough be respectively one from the top toward the gradually dark arc groove in bottom.
More specifically, the internal perisporium place of the annular wall wall of described flow ring above the ring wall of location is formed with an annular recess.
A kind of flushing valve diaphragm and fixation kit thereof that the utility model provides, it can effectively solve flushing valve diaphragm of the prior art, particularly by the integrated diaphragm of elastomeric material, because of distortion, expansion and contractive effect not good, cause can't sealing problem, so have stable sealing function.Also can make the current discharging more smooth and easy, the difference in flow that makes the height hydraulic space can be guaranteed the bath usefulness of low hydraulic pressure especially apart from dwindling, and can reduce the cost of manufacturing of diaphragm.
Description of drawings
The plan view from above of a kind of flushing valve diaphragm that Fig. 1 provides for the utility model embodiment;
The side cutaway view of a kind of flushing valve diaphragm that Fig. 2 provides for the utility model embodiment;
The partial side, cross-sectional view of a kind of flushing valve diaphragm that Fig. 3 provides for the utility model embodiment;
A kind of fixation kit side-looking section constitutional diagram that is used for diaphragm that Fig. 4 provides for the utility model embodiment;
A kind of diaphragm that Fig. 5 provides for the utility model embodiment and the local side-looking section constitutional diagram of fixation kit;
The stereo appearance figure of the flow ring that Fig. 6 provides for the utility model embodiment;
The stereo appearance figure of another flow ring that Fig. 7 provides for the utility model embodiment;
The side cutaway view of the flushing valve that Fig. 8 provides for the utility model embodiment;
The body three-dimensional cutaway view of the flushing valve that Fig. 9 provides for the utility model embodiment;
The assembled state stereo appearance figure of a kind of diaphragm, fixation kit and relief valve that Figure 10 provides for the utility model embodiment;
The partial side, cross-sectional view of the flushing valve that Figure 11 provides for the utility model embodiment.
[primary clustering symbol description]
1 fixation kit, 2 flushing valves
10 diaphragms
11 through holes, 12 cramping ring portions
121 top edges, 13 sealing ring portions
131 roof faces, 132 diapire faces
14 pressurized ring portion 14a Nei Huan districts
14b outer zone 141 outlet passes
142 roof faces, 143 diapire faces
15 thrust 15a openings
15b top edge 151 first thrusts
152 second thrusts 153 the 3rd thrust
154 the 4th thrusts 155 the 5th thrust
20 valve cylinders
21 cylindrical wall walls, 22 locating ring edge
23 internal threads
30 flow rings
31 annular wall walls, 311 ring-type limiting sections
312 rib shape limiting sections, 313 water-flowing troughs
314 annular recess, 32 trepannings
33 location ring walls
40 valve seats
41 radial wall walls, 411 diapire faces
42 top annular wall walls, 43 location valve pools
45 perforation of 44 below annular wall walls
46 external screw threads
50 bodies
51 body positions, 511 internal perisporiums
512 top edges, 52 water inlets
53 water inlet chambers, 54 pressure chamber
55 delivery ports
60 glands
70 relief valves, 71 release of pressure bars
80 control handles
H height distance d thickness distance
The specific embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer,, the utility model is further elaborated below in conjunction with drawings and Examples.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
As shown in Figures 1 to 3, the utility model provides a kind of preferred embodiment of flushing valve diaphragm, mainly is with ethylene propylene rubber (Ethylene Propylene Diene Monomer; Abbreviation EPDM) material is made into integration, and its material hardness is positive and negative 5 degree of desolate formula hardness A70 degree (SHORE A 70 ± 5 degree); This diaphragm 10 comprises a manhole 11, is positioned at the central part of this diaphragm 10; One is circular cramping ring portion 12, is positioned at the position on every side of this diaphragm 10, can keep supplying down cramping and fix; One is circular sealing ring portion 13, is positioned at around the described manhole 11, can be by suitably spacing up and down, and its roof face 131 and diapire face 132 be almost parallel each other, and is all ring plain; One is circular pressurized ring portion 14, be positioned at 12 of described sealing ring portion 13 and cramping ring portions, it is provided with an outlet pass 141, under the normality that is not subjected to the external force effect, these pressurized ring portion 14 integral body roughly are up oblique outward extension shape, the height and position that makes this cramping ring portion 12 is greater than sealing ring portion 13, the wall thickness of this pressurized ring portion 14 is less than sealing ring portion 13 and cramping ring portion 12, and have than thin wall thickness, and roof face 142 can suitably be subjected to hydraulic action with diapire face 143, make this pressurized ring portion 14 produce the flexible deformation, in order to main deformation place as this diaphragm 10; Wherein, arrange the thrust 15 that projection has most reservation shapes in equally distributed mode roughly on the roof face 142 of this pressurized ring portion 14, the sum total of described each thrust 15 area occupied these pressurized ring portion 14 roof faces 142 gross areas 12%～33% between.
Above-mentioned thrust 15 is under the normality that is not subjected to the external force effect at this diaphragm 10, and its top edge 151 height and positions are no more than the top edge 121 at this cramping position 12 at least, and the height of each thrust 15 is rough equal.
Above-mentioned pressurized ring portion 14 is more distinguished has one to be circular Nei Huan district 14a and and to be circular outer zone 14b; This Nei Huan district 14a is connected in sealing ring portion 13, and occupies bigger radial width, and it is not subjected to be up oblique outward extension shape under the normality of external force effect; This outer zone 14a is connected in this cramping ring portion 12, and it is not subjected to be under the normality of external force effect horizontal radial and extends shape.
Above-mentioned thrust 15 is distinguished on this Nei Huan district 14a most evenly distributed from inside to outside respectively first thrusts 151, most second thrusts 152, and most the 3rd thrusts 153; Described first thrust 151 respectively is a round bump; Described second thrust 152 respectively is a V-arrangement projection, and is formed with an opening 15a respectively; Described the 3rd thrust 153 respectively is a round bump; The opening 15a of described second thrust 152, respectively with the setting that is staggered of radial inward and radial outward, and the opening 15a place of each radial inward disposes first a relative thrust 151, and the opening 15a place of each radial outward disposes the 3rd a relative thrust 153.
Above-mentioned wantonly two 152 of second thrusts that adjoin respectively dispose one first thrust 151 and one the 3rd thrust 153.
Above-mentioned thrust 152 is distinguished on this outer zone 14b along the circumferential direction evenly distributed most the 4th thrusts 154 and most the 5th thrusts 155; Described the 4th thrust 154 respectively is a round bump; Described the 5th thrust 155 respectively is a strip projection; 155 of the 5th thrusts that described two-phase adjoined respectively dispose three the 4th thrusts 154.
As shown in Figs. 4-6, the utility model more provides a kind of fixation kit 1 that is used for above-mentioned diaphragm 10, and this fixation kit 1 mainly comprises a valve cylinder 20, a flow ring 30 and a valve seat 40; Below be at the explanation of above-mentioned composition member division.
About this valve cylinder 20, have a cylindrical wall wall 21, the periphery wall of this cylindrical wall wall 21 has a locating ring edge 22 near the top end projection, and these cylindrical wall wall 21 internal perisporiums are provided with one section internal thread 23.
About this flow ring 30, have an annular wall wall 31, these annular wall wall 31 inside define a trepanning 32, can down wear from cylindrical wall wall 21 tops of above-mentioned valve cylinder 20, this place, trepanning 32 belows more is formed with a location ring wall 33, can support only spacing mutually with its locating ring edge 22; Wherein, these annular wall wall 31 periphery wall top ends are formed with one can be for wearing spacing ring-type limiting section 311, place, its bottom is formed with along the circumferential direction appropriate intervals and is an axially extended majority rib shape limiting section 312, equally can be spacing for wearing, and the top is connected in this ring-type limiting section 311 bottom edges, and the bottom extends to this annular wall wall 31 bottom edges.
The internal perisporium place of the annular wall wall 31 of above-mentioned flow ring 30 above its location ring wall 33 is formed with an annular recess 314.
About this valve seat 40, have a radial wall wall 41, its roof face peripheral shaft is to being extended with a top annular wall wall 42, can this radial wall wall 41 and above 42 on annular wall wall define certain position valve pool 43; These radial wall wall 41 diapire faces 411 are axially stretched near centre a below annular wall wall 44 are arranged, can define a perforation 45 in inside and be communicated with above-mentioned location valve pool 43, its periphery wall more is provided with one section external screw thread 46, can screw togather locking mutually with the internal thread 23 of above-mentioned valve cylinder 20, make the radial wall wall 41 diapire faces 411 of this valve seat 40 and cylindrical wall wall 21 top edges of this valve cylinder 20 support only packing mutually;
Wherein, the center through hole 11 of above-mentioned diaphragm 10, can be for wearing cylindrical wall wall 21 outsides that are positioned this valve cylinder 20, the diapire face 132 of its sealing ring portion 13 can be replaced support relatively by annular wall wall 31 top edges of above-mentioned flow ring 30, and the roof face of its sealing ring portion 13 can give spacing by the radial wall wall 41 diapire faces 411 relative positions of above-mentioned valve seat 40; Above-mentioned valve cylinder 20, flow ring 30 and valve seat 40 are separated with a height distance h between annular wall wall 31 top edges of its flow ring 30 and these radial wall wall 41 diapire faces 411 relative positions mutually when assembled state; The sealing ring portion 13 of above-mentioned diaphragm 10 has a thickness apart from d, be slightly less than described height distance h, make the sealing ring portion 13 of this diaphragm 10 can form the gap of a pre-sizing in above-mentioned height distance h, its gap length is a principle can allow this diaphragm 10 can be dialled easily under assembled state to change to drive.
As shown in Figure 6, the flow ring 30 of the utility model the foregoing description, because each rib shape limiting section 312 is less at the width of circumferencial direction, so the water-flowing trough 313 that is defined therebetween has bigger width, relatively, the water flowing sectional area that can allow current to pass through is big, therefore, and on the flushing valve 2 that can be applied to using in big lavatory; In like manner, when the flushing valve 2 desiring to be applied to use in little lavatory, can select another flow ring 30 as shown in Figure 7 for use, its difference only is that each rib shape limiting section 312 is bigger at the width of circumferencial direction, so water-flowing trough 313 width that defined therebetween are less, relatively, the water flowing sectional area that can allow current to pass through is also less, so can suitably select for use according to the different purposes in big or small lavatory.
As Fig. 8 to 11, after above-mentioned diaphragm 10 of the present utility model and fixation kit 1 thereof are assembled mutually, can be fixed in the flushing valve 2, it installs and fixes mode roughly with known identical, mainly be that cramping ring portion 12 crampings around the diaphragm 10 are fixed on 60 on the top edge of a body 50 and a gland, make the ring-type limiting section 311 of above-mentioned flow ring 30 and top internal perisporium 511 places that rib shape limiting section 312 all can suitably be limited in these body 50 inner body positions 51, and in above-mentioned valve seat 40 location valve pools 43, dispose the relief valve 70 that a bottom is extended with a release of pressure bar 71, a control handle 80 that makes this release of pressure bar 71 can be installed in these body 50 sides suitably pushes against beat, and interlock top relief valve 70 deflections, make itself and 43 of location valve pools produce the current gap, by this, come from these body 50 1 water inlets 52 and flow into the current of accumulating in one pressure chamber 54 of diaphragm 10 tops via a water inlet chamber 53 around this body position 51 and this diaphragm 10 outlet passes 141, after can passing through from this current gap, central perforation 45 along this valve seat 40 down flows to this body 50 bottoms one delivery port, 55 generation pressure release actions, make this water inlet chamber 53 produce pressure differential to each other with pressure chamber 54, and can use the pressurized ring portion 14 diapire faces that up act on this diaphragm 10, make it produce suitably flexible deformation, and interlock said fixing assembly 1 is toward top offset, force the internal perisporium 511 of the ring-type limiting section 311 disengaging aforementioned tube body regions 51 of this flow ring 30, so, originally accumulate the current in this water inlet chamber 53, can pass through from these flow ring 30 each water-flowing troughs 313 and 511 formed current of aforementioned tube body region 51 internal perisporiums gap, and flow to delivery port 55 along 51 inside, body position and carry out flush action.In above-mentioned water-rinsing process, current in this water inlet chamber 53 can carry out moisturizing in outlet pass 141 these pressure chamber 54 of inflow via this diaphragm 10 simultaneously, make the hydraulic pressure in the pressure chamber 54 increase and to improve along with rate of water make-up, and can be when acute build up of pressure reaches a certain water flow pressure, the sealing ring portion 13 of this diaphragm 10 is down pushed against, mutual till ending sealing up to its diapire face 132 with the top edge 512 of aforementioned tube body region 51, can form the sealing effect, and finish whole flush action.
The utility model is selected for use by above-mentioned certain material and hard, can on deformation characteristic, obtain preferable effect, arrange in pairs or groups thrust 15 structures of its pressurized ring portion 14 roof faces, 142 special ratios areas and height also can produce on deformation characteristic and add the effect of taking advantage of multiplication.
The pressurized ring portion 14 of the utility model diaphragm 10 is utilized the thrust 15 of above-mentioned given shape, can change flexible deformation's characteristic of this pressurized ring portion 14, furtherly, can suitably improve the elastic-restoring force after the distortion, in order to resist after the bath distortion, the absorption affinity that its roof face 142 is suffered, make it be difficult for producing adsorption phenomena, each moulding thrust 15 of the foregoing description all can produce such effect, and suitably add second thrust 152 of V-shaped projection, can strengthen this diaphragm 10 simultaneously, particularly pressurized position 14 is radially, the elastic strength of circumferencial direction and flexural deformation direction, influence its basic flexible deformation amount but be unlikely, make elastic-restoring force and flexibility degree of deformation can obtain better balance between the two.The moulding of above-mentioned thrust 15, and allocation position to each other and gap length, list the pilot flow usefulness of current in consideration all, can make the current that come from this outlet pass 141, can guide swimmingly to enter in this pressure chamber 54 via above-mentioned current gap and accumulate.
The annular recess 314 that flow ring 30 of the present utility model utilizes the top to be provided with, the friction area in the time of can reducing diaphragm 10 contractions relatively, can guarantee that diaphragm 10 more can the steady contraction swimmingly of real estate life.
The utility model is by the structure and the deformation characteristic that improve diaphragm 10 itself, and by improvement itself and said fixing assembly 1, the relative structural relation of flow ring 30 and 40 of valve seats particularly, can guarantee effectively that all diaphragm 10 is under any hydraulic action, can be steadily and produce distortion, expansion and contraction swimmingly, so whole stagnant water effect is quite good and stable, make known more than water problems obtain effectively to improve.
The utility model utilizes flow ring 30 periphery wall water-flowing troughs 313 to adopt the arc chord angle design, it is more smooth and easy that current are passed through, therefore, at same hydraulic pressure, under the particularly low hydraulic action, and in same bath drain time, the utility model can produce more bath discharge value, make the current discharge value gap of height hydraulic pressure to shorten, also can guarantee the bath usefulness of low hydraulic pressure.
The above only is preferred embodiment of the present utility model; not in order to restriction the utility model; all any modifications of within spirit of the present utility model and principle, being done, be equal to and replace and improvement etc., all should be included within the protection domain of the present utility model.
Claims (10)
1. flushing valve diaphragm is characterized in that: described diaphragm adopts the ethylene propylene rubber material to be made into integration; Described diaphragm comprises a manhole, is positioned at the central part of described diaphragm; One is circular and can keeps supplying down the fixing cramping ring portion of cramping, is positioned at the position on every side of described diaphragm; One is circular and can be positioned at around the described manhole by spacing sealing ring portion up and down, and its roof face and diapire face are all ring plain; One is circular and can produces flexible deformation's pressurized ring portion, be positioned between described sealing ring portion and cramping ring portion, it is provided with an outlet pass, described pressurized ring portion integral body is up oblique outward extension shape, the height and position of described cramping ring portion is greater than described sealing ring portion, and the wall thickness of described pressurized ring portion is less than described sealing ring portion and cramping ring portion; Wherein, the projection of described pressurized ring portion roof face has a plurality of thrusts, the summation of described each thrust area occupied the described pressurized ring portion roof face gross area 12%～33% between.
2. a kind of flushing valve diaphragm as claimed in claim 1 is characterized in that: described thrust be not subjected under the external force effect at described diaphragm, and its top edge height and position is no more than the top edge at described cramping position.
3. a kind of flushing valve diaphragm as claimed in claim 1 is characterized in that: the height of described each thrust equates.
4. a kind of flushing valve diaphragm as claimed in claim 1 is characterized in that: described pressurized ring portion is distinguished has one to be circular Nei Huan district and and to be circular outer zone; Described Nei Huan district is connected in described sealing ring portion, and it is not subjected to be under the external force effect up oblique outward extension shape; Described outer zone is connected in described cramping ring portion, and it be not subjected to be horizontal radial extension shape under the external force effect.
5. a kind of flushing valve diaphragm as claimed in claim 4 is characterized in that: described thrust is distinguished in described Nei Huan district evenly distributed from inside to outside respectively a plurality of first thrusts, a plurality of second thrust, and a plurality of the 3rd thrust; Described first thrust respectively is a round bump; Described second thrust respectively is a V-arrangement projection, and is formed with an opening respectively; Described the 3rd thrust respectively is a round bump; The opening of described second thrust, respectively with the setting that is staggered of radial inward and radial outward, and the opening part of each radial inward disposes first a relative thrust, and the opening part of each radial outward disposes the 3rd a relative thrust.
6. a kind of flushing valve diaphragm as claimed in claim 5 is characterized in that: respectively dispose one first thrust and one the 3rd thrust between wantonly two second thrusts that adjoin.
7. a kind of flushing valve diaphragm as claimed in claim 4 is characterized in that: described thrust is distinguished on described outer zone along the circumferential direction evenly distributed most the 4th thrusts and most the 5th thrusts; Described the 4th thrust respectively is a round bump; Described the 5th thrust respectively is a strip projection; Respectively dispose three the 4th thrusts between the 5th thrust that described two-phase adjoined.
8. an employing is characterized in that: also comprise as the fixation kit of flushing valve diaphragm as described in each among the claim 1-7:
One valve cylinder has a cylindrical wall wall, and the periphery wall of described cylindrical wall wall has a locating ring edge near the top end projection, and described cylindrical wall perisporium within the walls is provided with one section internal thread;
One flow ring, has an annular wall wall, its inside defines a trepanning that can down wear from the cylindrical wall wall top of described valve cylinder, and the internal perisporium place of described trepanning below is provided with one and can supports mutually with the locating ring edge of described cylindrical wall wall and end spacing location ring wall; Wherein, described annular wall wall periphery wall top end is formed with one can be for wearing spacing ring-type limiting section, and be formed with at bottom place along the circumferential direction at interval and be axially extended a plurality of for wearing spacing rib shape limiting section, and described rib shape limiting section top is connected in described ring-type limiting section bottom edge, and the bottom extends to described annular wall wall bottom edge;
One valve seat has a radial wall wall, its roof face peripheral shaft to be extended with one can described radial wall wall and above define between the annular wall wall certain position valve pool above the annular wall wall; Described radial wall wall diapire face near centre axially stretch have one can inside define that a perforation and described location valve pool be interconnected below the annular wall wall, the cylindrical wall wall top edge that its periphery wall more is provided with one section radial wall wall diapire face that can screw togather locking with the internal thread of described valve cylinder mutually and can make described valve seat and described valve cylinder supports the only external screw thread screw thread of packing mutually;
Wherein, the center through hole of described diaphragm wears the cylindrical wall wall outside that is positioned described valve cylinder; Described valve cylinder, flow ring and valve seat are separated with a height distance between the annular wall wall top edge of its flow ring and the relative position of described radial wall wall diapire face mutually when assembled state; The sealing ring portion of described diaphragm has a thickness distance, less than described height distance.
9. fixation kit as claimed in claim 8, it is characterized in that: the annular wall wall periphery wall of described flow ring respectively defines the water-flowing trough that down suitably passes through thus of stream that can supply water between described ring-type limiting section and wantonly two adjacent rib shape limiting sections, the bottom land wall of described each water-flowing trough be respectively one from the top toward the gradually dark arc groove in bottom.
10. fixation kit as claimed in claim 8 is characterized in that: the internal perisporium place of the annular wall wall of described flow ring above the ring wall of location is formed with an annular recess.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201348211U CN201713899U (en) | 2010-03-17 | 2010-03-17 | Flushing valve membrane and a fixing member thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201348211U CN201713899U (en) | 2010-03-17 | 2010-03-17 | Flushing valve membrane and a fixing member thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201713899U true CN201713899U (en) | 2011-01-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201348211U Expired - Fee Related CN201713899U (en) | 2010-03-17 | 2010-03-17 | Flushing valve membrane and a fixing member thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201713899U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102884348A (en) * | 2010-04-28 | 2013-01-16 | 中央硝子株式会社 | Valve for container filled with halogen gas or halogen compound gas |
| CN110106950A (en) * | 2019-05-05 | 2019-08-09 | 浙江怡和卫浴有限公司 | Closestool flushing valve and flushing mechanism |
-
2010
- 2010-03-17 CN CN2010201348211U patent/CN201713899U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102884348A (en) * | 2010-04-28 | 2013-01-16 | 中央硝子株式会社 | Valve for container filled with halogen gas or halogen compound gas |
| CN102884348B (en) * | 2010-04-28 | 2014-03-19 | 中央硝子株式会社 | Direct contact diaphragm valve and high pressure gas filler container |
| CN110106950A (en) * | 2019-05-05 | 2019-08-09 | 浙江怡和卫浴有限公司 | Closestool flushing valve and flushing mechanism |
| CN110106950B (en) * | 2019-05-05 | 2023-12-01 | 浙江怡和卫浴有限公司 | Toilet flushing valve and flushing mechanism |
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