CN101549196A - Mounting structure and mounting method for water-stop ring-spring - Google Patents
Mounting structure and mounting method for water-stop ring-spring Download PDFInfo
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- CN101549196A CN101549196A CNA200810144086XA CN200810144086A CN101549196A CN 101549196 A CN101549196 A CN 101549196A CN A200810144086X A CNA200810144086X A CN A200810144086XA CN 200810144086 A CN200810144086 A CN 200810144086A CN 101549196 A CN101549196 A CN 101549196A
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Abstract
The present invention provides a mounting structure and mounting method for firmly fixing water-stop ring-spring on water jet closed members, capable of realizing equal spatter of water spraying head. A spring holding section whose diameter is larger than that of a spring holding protuberance is provided on the spring holding protuberance on the water jet closed members of the water spraying head, at a state that the water-stop ring-spring is jogged and mounted on the spring holding section, a fixed tool cuts into the cascade section upper surface of a spring holding section in a downward direction, so that the surroundings of the upper end of the spring holding section bend to the periphery direction, the upper end of the holding section bends to the periphery direction and the upper surface of the water jet closed member clamp the inner circumference of the water-stop ring-spring at a tight cutting state. Therefore, the water-stop ring-spring is firmly fixed on the spring holding section.
Description
Technical field
The present invention relates to a kind of mounting structure and installation method that is used for water-stop ring-spring is installed on the water-stop ring-spring on the water jet closure members such as valve gap that use on the fountain head.
Background technology
In the past, the water jet closure member of fountain head has following structure: water-stop ring-spring is installed on the surface thereon, the periphery of this ring-spring is close on the water jet at fountain head central interior place and is sealed this water jet, but below the water jet closure member, disposing the solution supporting member under this state, this supporting member and above-mentioned water jet closure member lower surface are connected, and above-mentioned closure member applied upward pressure, utilize this pressure that above-mentioned water-stop ring-spring is applied elastic force pressure upwards, thus this spring periphery is crimped on the above-mentioned water jet periphery powerfully, thereby reaches the effect of sealing.
And, above-mentioned water-stop ring-spring toward the installation on the water jet closure member is, by its inner peripheral being entrenched on the projection of above-mentioned water jet closure member centre, perhaps only the inner peripheral of spring being embedded in the endless groove that is arranged at around the water jet closure member central authorities and carrying out (patent documentation 1,2).
Patent documentation 1: Japan opens flat 5-33745 number (Fig. 6) in fact
Patent documentation 2: real open flat 4-25761 number (the 2nd figure) of Japan
Yet, in above-mentioned fountain head in the past, but the heat that is produced by fire can or break glass valves with the solution fusion, but because of coming off etc., the solution supporting member makes water jet closure member and the water-stop ring-spring constant distance that together descends this moment, cause water jet to be opened, fire water is sprayed downwards from this water jet.At this moment, the fountain head requirement is that the center is radial sprinkling equably with the water jet as far as possible.
Usually, make the fire water of blowing mouth of a river ejection downwards aim at water jet closure member central portion and be sprinkling radially, be equipped with under the state of water-stop ring-spring but be on the above-mentioned water jet closure member central portion, fire water is directly impacted on this water-stop ring-spring and spray.
Therefore, carry out uniform radial sprinkling in order to realize fire water, require water-stop ring-spring to have following structure: when opening fountain head, even water-stop ring-spring directly affords from the top with the fallen fire water of sizable pressure current, the problem that also can not produce vibration, tilts and rock.
Summary of the invention
The present invention develops in view of the above-mentioned problem that existed in the past, and its purpose is to provide the mounting structure and the installation method of the water-stop ring-spring on a kind of water jet closure member that water-stop ring-spring can be firmly fixed at fountain head.
The present invention has following technical characterictic for achieving the above object:
The 1st, the present invention is made of a kind of mounting structure of water-stop ring-spring, the chimeric spring that is installed on the water jet closure member centre of fountain head of its inner peripheral with water-stop ring-spring keeps with on the projection, it is characterized in that, keep the diameter spring maintaining part bigger than this protrusion diameter being set at above-mentioned spring with the periphery of projection, between keeping with the periphery of projection and above-mentioned spring maintaining part, above-mentioned spring forms end difference, under the chimeric state that above-mentioned water-stop ring-spring is installed on the above-mentioned spring maintaining part, cut perimembranous in it at above-mentioned end difference upper surface along downward direction, the upper end that makes above-mentioned spring maintaining part thus is on every side to the peripheral direction bending, come the inner peripheral of the above-mentioned water-stop ring-spring of clamping by above-mentioned maintaining part upper end that bends towards peripheral direction and above-mentioned water jet closure member upper surface with the calking state, thereby this water-stop ring-spring is fixed in above-mentioned spring maintaining part.
Above-mentioned water jet closure member can be made of for example valve gap (8), but is not limited in this, and the implication of the water jet closure member when comprising the temperature-sensitive element (for example fusible link) that uses beyond the glass valves is also arranged.Above-mentioned water jet closure member upper surface can (8c ") constitutes by for example horizontal part.When having this spline structure, water-stop ring-spring can be firmly fixed at spring with level keeps with on the projection, therefore, at such fountain head, promptly, water-stop ring-spring sealing water jet with above-mentioned water jet closure member, and thereby the water jet closure member leaves and moves to the water jet lower position from water jet and opens water jet when opening, even fire water directly impacts on the water-stop ring-spring when opening, this spring can not produce with respect to the water jet closure member yet, problems such as vibration, thereby can make fire water be radial scattering equably.
2nd, the mounting structure by above-mentioned the 1st described water-stop ring-spring constitutes, it is characterized in that, be provided with cylindric fixedly tool, should be fixedly tool have on every side at leading section and form the attenuate blade of shape of front end, fixedly tool coats and to be installed on above-mentioned spring and to keep with on the projection, by above-mentioned blade is formed the otch of above-mentioned end difference to above-mentioned end difference direction pressurization with the state that connects with above-mentioned end difference upper surface.
When constituting like this, utilize fixedly tool can make water-stop ring-spring with the calking status level and be firmly fixed on the water jet closure member.
3rd, the mounting structure by above-mentioned the 1st or 2 described water-stop ring-spring constitutes, it is characterized in that, above-mentioned water jet closure member has supporting disk, and this supporting disk forms the inclined plane that has a down dip towards periphery from centre portion around above-mentioned spring keeps with projection.
When constituting like this, at such fountain head, promptly, thereby the water jet closure member leaves and moves to the water jet lower position from water jet and opens the water jet when opening with above-mentioned water jet closure member sealing water jet, can fire water be guided downwards along the inclined plane of the supporting disk that moves to below water jet closure member, thereby can make fire water be radial scattering equably.
4th, by the above-mentioned the 1st or the mounting structure of 2 described water-stop ring-springs constitute, it is characterized in that above-mentioned water jet closure member is the valve gap that is installed on the leading section of the glass valves in the fountain head.
5th, by the above-mentioned the 1st or the mounting structure of 2 described water-stop ring-springs constitute, it is characterized in that above-mentioned water-stop ring-spring is by resin-coating.
Therefore, overcome the elastic force pressure of above-mentioned water-stop ring-spring, above-mentioned water-stop ring-spring is crimped on the water jet of fountain head with authorized pressure, thereby can carry out effective sealing the water jet of fountain head via resin (for example resin molding).
The 6th, a kind of fountain head is characterized in that, the mounting structure according to the above-mentioned the 1st～5 central each described water-stop ring-spring seals above-mentioned water jet with the water jet closure member that water-stop ring-spring has been installed.
When constituting like this, at such fountain head, promptly, thereby the water jet closure member leaves and moves to the water jet lower position from water jet and opens the water jet when opening with above-mentioned water jet closure member sealing water jet, even fire water directly impacted on the water-stop ring-spring when water jet was opened, this spring can not produce problems such as inclination, vibration with respect to the water jet closure member yet, thereby can realize making fire water to be the fountain head of radial scattering equably.
The 7th, installation method by a kind of water-stop ring-spring constitutes, the chimeric spring that is installed on the water jet closure member centre of fountain head of its inner peripheral with water-stop ring-spring keeps with on the projection, it is characterized in that, keep the diameter spring maintaining part bigger than this protrusion diameter being set at above-mentioned spring with the periphery of projection, between keeping with the periphery of projection and above-mentioned spring maintaining part, above-mentioned spring forms end difference, be provided with cylindric fixedly tool, should be fixedly tool have on every side at leading section and form the attenuate blade of shape of front end, under the chimeric state that above-mentioned water-stop ring-spring is installed on the above-mentioned spring maintaining part, the coating of said fixing tool is installed on above-mentioned spring to keep with on the projection, by with above-mentioned blade with above-mentioned end difference upper surface in the state that connects of perimembranous perimembranous and in above-mentioned end difference to above-mentioned end difference direction pressurization form towards the otch of direction down, the upper end that makes above-mentioned spring maintaining part thus is on every side to the peripheral direction bending, come the inner peripheral of the above-mentioned water-stop ring-spring of clamping by above-mentioned maintaining part upper end that bends towards peripheral direction and above-mentioned water jet closure member upper surface with the calking state, thereby this water-stop ring-spring is fixed on the above-mentioned spring maintaining part.
When constituting like this, can utilize fixedly tool to make water-stop ring-spring with the calking status level and be firmly fixed on the water jet closure member.
The present invention has aforesaid structure, therefore, can and be firmly fixed at spring with the water-stop ring-spring level and keep with on the projection, therefore, the mounting structure of the water-stop ring-spring of the fountain head that can realize making fire water be radial scattering equably.
Therefore, by using the water jet closure member of such mounting structure, can realize to make fire water to be the fountain head of radial scattering equably.
In addition, installation method according to water-stop ring-spring of the present invention, the water-stop ring-spring level can be firmly secured to spring keeps with on the projection, therefore, by using the water jet closure member that water-stop ring-spring has been installed by this method, can realize to make fire water to be the fountain head of radial scattering equably.
Description of drawings
Fig. 1 is the side view of fountain head of having used the mounting structure of water-stop ring-spring of the present invention.
Fig. 2 is the cutaway view of the same fountain head.
Fig. 3 is near the cutaway view of water-stop ring-spring of the same fountain head.
Fig. 4 is that expression utilizes the mounting structure of water-stop ring-spring of the present invention that the exploded perspective view of the state of water-stop ring-spring is installed.
Fig. 5 is that expression utilizes the same mounting structure that the side view of valve gap of the state of water-stop ring-spring is installed; State before wherein Fig. 5 (a) expression water-stop ring-spring is installed; Water-stop ring-spring and the state before fixedly tool is installed have been installed in Fig. 5 (b) expression.
Fig. 6 is that expression utilizes the same mounting structure that the partial cut away side views of valve gap of the state of water-stop ring-spring is installed; Wherein Fig. 6 (a) represents the fixedly installment state of tool; Fig. 6 (b) expression calking state.
Fig. 7 is the same fountain head cutaway view of (during ejection) when opening.
Fig. 8 is the stereogram of the same fountain head.
Fig. 9 is the figure in the sprinkling zone of the same fountain head of expression.
The specific embodiment
Below, be elaborated according to the mounting structure of accompanying drawing to water-stop ring-spring of the present invention.
Fig. 1, Fig. 2 have represented to use the fountain head 1 of the water-stop ring-spring in the mounting structure of the present invention, in Fig. 1, Fig. 2, the main body that Reference numeral 2 expression is above-mentioned 1, above-mentioned 1 main body 2 by be formed be used for not shown water spray pipe arrangement carry out threaded engagement external screw thread 2a ' cylindric external thread part 2a and be arranged at this external thread part 2a lower end and diameter constitutes greater than the horizontal threaded portion 2b of this external thread part 2a.Form the water flowing road 2c (with reference to Fig. 2) that connects along the vertical direction at the central part of this main body 2, and the lower surface 2d of aforementioned body 2 central portion towards below give prominence to and be formed with lug boss 2e, above-mentioned water flowing road 2c runs through this lug boss 2e centre downwards.
In addition, at the internal thread part 2b ' that is formed with above-mentioned lower surface 2d interior week of above-mentioned horizontal threaded portion 2b, following shield 3 carries out threaded engagement with this internal thread part 2b '.
The lower end in the interior week of this board 3a that screens is formed with the stair-stepping horizontal ring-type bottom surface 3e of horizontal direction, offers in this bottom surface 3e center side to be formed with the circular 3d of central opening portion (Fig. 2, Fig. 8).Therefore, though the diameter of the 3d of this central opening portion, forms the diameter of the diameter of the 3d of this central opening portion greater than the above-mentioned water jet 2f of aforementioned body 2 less than the diameter of above-mentioned upside peristome 3c '.
In addition, when following glass valves 9 was damaged, the valve gap 8 that has sealed water jet 2f can fall, and above-mentioned bottom surface 3e has the periphery of the supporting disk 8c that supports above-mentioned valve gap 8 and catches the effect (with reference to Fig. 7) of this valve gap 8.
Above-mentioned downward peristome 4b on the ring-type lower surface 3f of the above-mentioned board 3a that screens to be roughly OBL mode opening downwards, and then, to the above-mentioned shield 3a of portion central part direction and opening, its inner side 4b ' extends to the substantial middle portion (with reference to Fig. 2, Fig. 8) of the radial direction width of lower surface 3f to this downward peristome 4b on above-mentioned lower surface 3f.
And, along a plurality of above-mentioned peristomes 4 that form at certain intervals in full week of the above-mentioned board 3a that screens.
Go up from being arranged with above-mentioned 4 glass valves supporting frame 3c every the position of 90 degree court from above-mentioned lower surface 3f every the standard width of a room in an old-style house, to the some bendings of central part direction, the lower end of each framework 3c aggregates into one and forms lower center portion 5 at shield 3 middle positions each framework 3c in it extends on the way.In this lower center portion 5, be formed centrally the through hole of above-below direction, and in its through hole, week form internal thread part 5a.
", can constitute when the following ejection situation of generation (when opening) fire water and this conus portion 8a " connects and expands as radial in addition, to be kept forming with the upper end of projection 8a the conus portion 8a of cone shape by the spring of above-mentioned valve gap 8.
Around keeping with projection 8a, the above-mentioned spring of this valve gap 8 is formed with diameter discoid supporting disk (plate-like portion) 8c bigger than above-mentioned water jet 2f diameter.Shown in its cutaway view (Fig. 2), the upper surface of this supporting disk 8c form along with from the card central portion to the periphery whereabouts along decline inclined plane (inclined plane) 8c ' that peripheral direction has a down dip, and its thickness forms lower surface 8 with respect to level ' along with the trend of attenuation near periphery and gradually.In addition, the diameter of above-mentioned supporting disk 8c forms smaller than the diameter of interior all 3c ' of the above-mentioned board 3a that screens, and this valve gap 8 constitutes and can move up and down in the above-mentioned board 3a that screens.
When glass valves 9 is damaged and this valve gap 8 when dropping to above-mentioned ring-type bottom surface 3e and going up (Fig. 7), above-mentioned decline inclined plane 8c ' is by constituting to the direction of each peristome 4 such inclined plane that has a down dip from the central portion of the above-mentioned board 3a that screens.Thus, form the water spray path C (with reference to Fig. 7) that flows to each peristome 4 from water jet 2f via this decline inclined plane 8c '.
Can increase and decrease downward injection flow rate by increase and decrease to limber 10 numbers among this supporting disk 8c.That is, when sustained height is sprayed water, if increase the number of limber 10, then downward injection flow rate increases and reduces from the injection flow rate (arrow C direction) that above-mentioned peristome 4 flows to radial direction, and therefore, the area that sprays area E (with reference to Fig. 9) diminishes.On the other hand, if reduce the number of limber 10, then flow to the injection flow rate increase of radial direction, thereby can make the area that sprays area E become big from above-mentioned peristome 4.
Next, above-mentioned water-stop ring-spring 11 being kept going up the mounting structure of installing with projection 8a toward spring is elaborated.
Keep being formed with the diameter spring maintaining part 8d bigger at above-mentioned spring, between above-mentioned central portion 8a ' and maintaining part 8d, form hole enlargement end difference (end difference) 8e thus than the diameter of its central portion 8a ' with the Lower Half of projection 8a.In addition, above-mentioned spring on above-mentioned supporting disk 8c keep with the lower end periphery (bottom of maintaining part 8d) of projection 8a in accordance with regulations scope ring-type horizontal part 8c is set on ", periphery 11a and the maintenance of above-mentioned spring within it of above-mentioned water-stop ring-spring 11 is with being connected to above-mentioned horizontal part 8c under the state of the above-mentioned maintaining part 8d tabling of projection 8a and at it " state under and be installed on this projection 8a (with reference to Fig. 5 (b)) by chimeric.
As shown in Figure 4, himself integral body of above-mentioned water-stop ring-spring 11 form on obconic main body middle body, be provided with concentric circular open portion 11 ' shape, thereby the taper surface 11c (with reference to Fig. 5 (a)) that the vertical section shape is formed widen gradually to outer peripheral edges 11b from inner peripheral 11a.At this, be not installed under above-mentioned spring keeps with the state on the projection 8a at above-mentioned water-stop ring-spring 11, the folder degree of above-mentioned taper surface 11c and horizontal line formation is made as θ degree (hereinafter referred to as " opening angle ").These spring 11 materials are metal (for example nickel beryllium (Ni-Be) steel), be provided with the resin molding 11 that is made of resin (for example tetrafluoroethylene (PTFE)) at its table, the back side part of stretching out from table, the back side of "; within it on periphery 11a and the outer peripheral edges 11b; will be from the resin molding 11 at above-mentioned table, the back side " is bonded together and forms junction surface 11a ', 11b ' (Fig. 5 (a)).In addition, face that will be relative with the above-mentioned water jet 2f in the above-mentioned water-stop ring-spring 11 is as the surface, and face that will be relative with above-mentioned valve gap 8 is as the back side.
Adopted following method that this water-stop ring-spring 11 is installed on above-mentioned valve gap 8.Promptly, the spring that at first the inner peripheral 11a of above-mentioned water-stop ring-spring 11 is close to above-mentioned valve gap 11 from its back side keeps with on the projection 8a, and (Fig. 5 (b)) is installed making under the state of above-mentioned inner peripheral 11a and above-mentioned spring maintenance with the spring maintaining part 8d tabling of the Lower Half of projection 8a.At this moment, the above-mentioned opening angle θ of above-mentioned spring 8 does not change.In addition, under this chimerism, above-mentioned spring 11 only is under the state with above-mentioned maintaining part 8a tabling, thereby can this spring 11 be unloaded from above-mentioned maintaining part 8a than being easier to.
In Fig. 4, Reference numeral 12 expression is used to make above-mentioned spring 11 to be fixed in fixedly tool on the above-mentioned valve gap 8 with the calking state, it is cylindric that its formation lower end is opened, shown in Fig. 5 (b), its leading section forms the such tapered portion 12a (conus portion) of past more front diameter more little (shape that front end is thin) in full week, and it is the blade 12b of acute angle that its front end forms with respect to inner peripheral surface.Be somebody's turn to do fixedly constituting of tool 12, the diameter in interior week forms bigger with the diameter of projection 8a central portion 8a ' than above-mentioned spring maintenance, can make above-mentioned spring keep being installed on this fixedly leading section interior (with reference to Fig. 6 (a)) of tool 12 with projection 8a coating.
Therefore, can constitute under the state that makes above-mentioned valve gap 8 horizontal fixed and under said fixing tool 12 state vertical with horizontal plane, go up (Fig. 5 (b)) if cover above-mentioned maintenance with projection 8a, then said fixing tool 12 and above-mentioned maintenance central portion 8a ' tabling of projection 8a by the fixing leading section of tool 12; When further reduction fixedly during tool 12, then make the bottom (the interior perimembranous 8e ' of end difference 8e upper surface) of the above-mentioned central portion 8a ' of its blade 12b and above-mentioned end difference 8e upper surface connect (with reference to Fig. 5 (b), Fig. 6 (a)).
Then, under the chimeric state that is installed on above-mentioned spring maintaining part 8d with above-mentioned spring 11, said fixing tool 12 is installed in above-mentioned spring shown in Fig. 6 (a) keep with on the projection 8a, and the interior perimembranous 8e ' that makes its blade 12b and above-mentioned end difference 8e upper surface connect (Fig. 5 (b)), and then utilize oil pressure, hydraulic pressure and air pressure etc. to pressurize downwards, make this blade 12b cut the interior perimembranous 8e ' (Fig. 6 (a)) of above-mentioned end difference 8e downwards thus; " constitute, make the mode bending of above-mentioned end difference 8b, make the mode bending of upper end 8d ' of maintaining part 8d simultaneously by its interior perimembranous 8e of such incision to tilt to peripheral direction to tilt to peripheral direction.Promptly, it is plumbness and periphery 12c ' forms and the acutangulate inclined plane of interior all 12c faces (Fig. 5 (b)) that the blade 12b of said fixing tool 12 forms in it all 12c, when the blade 12b of said fixing tool 12 when above-mentioned end difference 8e is pressed into, the face of periphery 12c ' that makes above-mentioned blade 12b is so that the mode that the upper end 8d ' of above-mentioned maintaining part 8d tilts to peripheral direction buckles (with reference to Fig. 5 (b), Fig. 6 (a)).
Then, upper end 8d ' by above-mentioned end difference 8e and maintaining part 8d topples over, " and the above-mentioned upper end 8d ' clamping of toppling over to above-mentioned peripheral direction securely along the vertical direction, above-mentioned sealing is firmly fixed at above-mentioned spring with spring 11 and keeps going up (Fig. 6 (b)) with the maintaining part 8d of projection 8a above-mentioned sealing by above-mentioned horizontal part 8c with the inner peripheral 11a of spring 11.This stationary state is by above-mentioned horizontal part 8c ", above-mentioned end difference 8e and above-mentioned upper end 8d ' fix the inner peripheral 11a of above-mentioned spring 11 with so-called calking state; much less through so fixing after; above-mentioned water-stop ring-spring 11 was firmly fixed on the full week of inner peripheral 11a; and above-mentioned sealing can't be unloaded from above-mentioned maintaining part 8d with spring 11 under the state shown in Fig. 6 (b), but also is fixed to the state that can't tilt, be offset from the state of Fig. 6 (b).
In addition, by said fixing tool 12 implement fixing can be by above-mentioned upper end 8d ' and above-mentioned horizontal part 8c " along clamping equably up and down of full week; therefore; can not install thereby carry out level reliably owing to fixing operation makes ring-spring 11 run-off the straights, departs from level with the inner peripheral 11a of above-mentioned ring-spring 11.In addition, above-mentioned ring-spring 11 is directly impacted in fire water when opening fountain head, therefore, as long as this water-stop ring-spring 11 installation site on valve gap 8 is departed from level slightly and tilted, then can't carry out equalization and spray.Because water-stop ring-spring 11 of the present invention has above-mentioned mounting structure, so can not depart from level when installing.
Therefore, since with above-mentioned clamp position (calking state) with above-mentioned sealing firmly fixing in full week with the inner peripheral 11a of spring 11, therefore, even valve gap 8 is dropped under the open state on above-mentioned horizontal bottom 3e, the fire water that flow out at the blowing mouth of a river impacts on the above-mentioned spring 11 powerfully, can not make this spring 11 produce the problem of inclination, vibration yet, and can keep horizontal calking state (state of Fig. 6 (b)) originally with respect to above-mentioned valve gap 8.Therefore, above-mentioned spring 11 can not cause its installation site skew that produces with respect to above-mentioned valve gap 8, vibrates or rock problem because of fire water.
To be inserted among the water jet 2f by the projection 8a of the valve gap 8 of water-stop ring-spring 11 clampings, the outer peripheral edges 11b of above-mentioned spring 11 is embedded among the above-mentioned annular recessed portion 2g of above-mentioned water jet 2f, and from downside above-mentioned water jet 2f is blocked (Fig. 2) together with above-mentioned supporting disk 8.
Under state by the above-mentioned water jet 2f of above-mentioned valve gap 8 sealings, the upper end of above-mentioned glass valves 9 is supported by the lug boss 8b of above-mentioned valve gap 8, and its bottom is supported by the above-mentioned recess 6b that above-mentioned glass valves bears member 6, and above-mentioned glass valves 9 is supported under the upright state of being located between above-mentioned lug boss 8b and the above-mentioned recess 6b.Under this state, the annular recessed portion 2g of the outer peripheral edges 11b of above-mentioned water-stop ring-spring 11 and above-mentioned water jet 2f connects, in this state, die nut is inserted among the connecting hole 6c that glass valves bears member 6, overcome above-mentioned water-stop ring-spring 11 arrow a direction elastic force pressure and this born member 6 screw in the lower center portion 5.
So, make above-mentioned valve gap 8 and above-mentioned glass valves 9 together overcome the above-mentioned elastic force pressure (arrow a direction) of above-mentioned water-stop ring-spring 11 and gently be moved upward, exert pressure to this ring-spring 9, be less than the opening angle θ ' degree (with reference to Fig. 3) of above-mentioned angle originally up to the above-mentioned opening angle θ that makes above-mentioned water-stop ring-spring 9.Under such pressurized state, the outer peripheral edges 11b brute force of above-mentioned water-stop ring-spring 11 is crimped in the above-mentioned annular recessed portion 2g, " (junction surface 11b ') makes the state (Fig. 3) of water jet 2f sealing via resin molding 11 in formation.In addition, under the fire state of alert, the fire water in the above-mentioned water spray pipe arrangement is riddled in the aforementioned body 2, form the state that applies authorized pressure via 8 pairs of above-mentioned glass valves 9 of above-mentioned valve gap.
4 glass valves that are arranged at intervals with above-mentioned frame 3b with 90 degree keep framework 3c, can constitute between each framework 3c to have sufficient interval.And then, above-mentioned supporting frame 3c is arranged at the downside of the above-mentioned board 3a that screens.This is to consider when glass valves 9 is damaged, and goes to stop its fragment to enter as possible and screens in the peristome 4 of board 3a, and allow above-mentioned fragment be not easy to produce obstacle from falling down between each framework 3c to spraying.
Because fountain head 1 of the present invention has aforesaid formation, therefore, for assemble this 1, at first, with lid 8 as shown in Figure 4 so that its spring keep with projection 8a on the horizontal mounting of last mode is fixed in anchor clamps (not shown) etc., make water-stop ring-spring 11 be close to above-mentioned projection 8a, and the chimeric spring maintaining part 8d that is installed on above-mentioned projection 8a of its inner peripheral 11a is gone up (with reference to Fig. 5 (a) and (b)) with its back side.The lower end of the inner peripheral 11a of water-stop ring-spring 11 and the horizontal part 8c of valve gap 8 " connect at this moment.
Thereafter, fixedly tool 12 coats from its front end (blade 12b side) and is installed on the above-mentioned maintenance usefulness projection 8a, the blade 12b that falls its lower end connects up to the end difference 8e upper surface of itself and above-mentioned projection 8a, and then with the pressure of regulation make this fixedly tool 12 downward directions (end difference direction) move (pressurization), at the otch 8e " (with reference to Fig. 6 (a) and (b) and Fig. 3) of the 8e ' of inner peripheral portion of above-mentioned end difference 8e (perimembranous in the upper surface of above-mentioned end difference) formation downward direction.
So, forming above-mentioned otch 8e " in; the mode bending that the complete circumferentially peripheral direction of above-mentioned end difference 8e is tilted; the mode bending that the upper end 8d ' of above-mentioned thus spring maintaining part 8d tilts with complete circumferentially peripheral direction on every side; utilize this upper end 8d ' that topples over and above-mentioned horizontal part (water jet closure member upper surface) 8c ", the full week of inner peripheral 11a of above-mentioned spring 11 is gripped (Fig. 6 (b)) securely with the calking state.In addition, this moment above-mentioned opening angle is remained θ degree (Fig. 5 (a)).
Under described state, above-mentioned water-stop ring-spring 11 is by above-mentioned upper end 8d ' and above-mentioned horizontal part 8c, and " by level and firmly fix, this spring 11 is in the state that can not unload from above-mentioned spring maintaining part 8d again under with the state (calking state) of the complete all clampings of its inner peripheral 11a.Under described clamp position, above-mentioned water-stop ring-spring 11 makes its inner peripheral 11a full week of lower end be crimped onto above-mentioned horizontal part 8c " on, fix with the state (level) that does not depart from horizontal direction.Under this state, can not make above-mentioned water-stop ring-spring 11 produce, be offset.
Then, the outer peripheral edges 11b of the above-mentioned water-stop ring-spring 11 by making above-mentioned valve gap 8 is close on the 2g of annular stepped portion of water jet 2f of aforementioned body 2, this valve gap 8 is installed in this main body 2, to among the internal thread part 2b ' of the external thread part 3a ' screw-in aforementioned body 2 of shield 3 this shield 3 be fixed with main body 2 one, and then, the upper end of glass valves 9 is inserted among the medium pore 8b ' of lug boss 8b of above-mentioned valve gap 8, in this state, glass valves is born member 6 be screwed in the lower center portion 5 of above-mentioned glass valves supporting frame body 3c, and the state of lower end mounting on above-mentioned recess 6b of formation glass valves 9.
Thereafter, by rotating among the patchhole 6c that die nut is inserted into above-mentioned supporting member 6, above-mentioned supporting member 6 is screwed in the above-mentioned central portion 5, overcome above-mentioned sealing ring-spring 11 arrow a direction elastic force pressure and across above-mentioned glass valves 9 above-mentioned valve gap 8 is moved upward, thus above-mentioned spring 11 is applied upward the pressure of (arrow b direction).So, above-mentioned spring 11 is pushed away its inner peripheral 11a upward by valve gap 8, thereby its opening angle θ is slowly diminished, (stop the rotation (with reference to Fig. 3, Fig. 2) of above-mentioned die nut under the opening angle θ ' degree (θ '＜θ)) at the state that has applied authorized pressure.
In this state, above-mentioned water-stop ring-spring 11 its outer peripheral edges 11b brute forces are crimped on the 2g of annular stepped portion of above-mentioned water jet 2f, and keep the sealing state.More particularly, in Fig. 3, by with resin molding 11 " (junction surface 11b ') is crimped on outer peripheral edges 11b and the abutting part above-mentioned annular recessed portion 2g of water-stop ring-spring 11; and with resin molding 11 " (junction surface 11a ') is crimped onto on the above-mentioned clamping part of inner peripheral 11a, makes water jet 2f sealing.
Below, the action of fountain head 1 is described.Above-mentioned fountain head 1 is fixed on the ceiling face, and the end that will be provided in ceiling water spray pipe arrangement (not shown) behind is connected with the external thread part 2a ' of its main body 2.In addition, expose from screen the part of board 3a of ceiling face from peristome 4 downsides.Under such state, when being in the fire state of alert, via above-mentioned water spray pipe arrangement fire water is riddled in the water flowing road 2c of main body 2 of above-mentioned fountain head 1, form the state that carries out sealing by above-mentioned water-stop ring-spring 11.
When breaking out of fire, the heat that is produced by fire passes between the framework 3c and passes to glass valves 9 from a plurality of peristomes 4 of the board 3a that screens, when reaching set point of temperature, above-mentioned glass valves 9 is broken.So because the effect of the elastic force pressure of the arrow a direction of above-mentioned water-stop ring-spring 11, valve gap 8 drops down, as shown in Figure 7, form the state that makes on the ring-type bottom surface 3e of these valve gap 8 horizontal mountings in the board 3a that screens downwards.
So the fire water in the water flowing road 2c of main body 2 directly drops on the surface of water-stop ring-spring 11 from water jet 2f, make the fire water reflection thus and make it be radial diffusion.At this moment, above-mentioned ring-spring 11 is by level and be clamped and fastened on securely on the above-mentioned spring maintaining part 8d, therefore, even above-mentioned ring-spring 11 is subjected to the direct impact of fire water, can run-off the straight, vibrate or rock yet.Therefore, spray field can be because of the inclination of this ring-spring 11, vibrate or rock etc. and produce deflection, and can make fire water be radial diffusion equably.
In addition, above-mentioned fire water transmits along the decline inclined plane 8c ' of the upper surface of supporting disk 8c, sprays water to the full Zhou Jinhang of 360 degree from the peristome 4 of the above-mentioned board 3a that screens.Utilize this moment above-mentioned decline inclined plane 8c ' can suppress the reflection of the fire water that falls from above-mentioned water jet 2f, and with smooth-going ground of fire water guide openings portion 4 directions.Promptly, the upper surface of above-mentioned supporting disk 8 forms the decline inclined plane 8c ' towards the direction of above-mentioned a plurality of peristomes 4 is gone, therefore, utilize above-mentioned decline inclined plane 8c ' can make screen each peristome 4 direction of board 3a of fire water approximate equality ground guiding in by 360 degree scopes.
And above-mentioned spring 11 keeps the state of horizontal fixed on above-mentioned spring maintaining part 8d, and therefore, making fire water in conjunction with above-mentioned inclined plane 8c ' is continual rounded shape approximate equality is carried out at the center on the full week of 360 degree water spray (Fig. 9) with this fountain head 1.
And then, perforate 10 ' spray water downwards (the arrow D direction) from the fire water of above-mentioned water jet 2f ejection from 4 limbers 10 of supporting disk 8c.This fire water in addition, is arranged at intervals with limber 10 with equalization from spraying water to below roughly between the above-mentioned framework 3c, therefore, also can spray water equably to the inboard of spraying area E, and can be reliably to fire put out a fire (Fig. 9).
The present invention as mentioned above can be by fixing tool 12 with water-stop ring-spring 11 with the calking status level and be clamped and fastened on securely on the valve gap 8, therefore, even when fountain head 1 water spray, fire water is directly impacted on the water-stop ring-spring 11, also can make these spring 11 maintenance levels stationary state and can run-off the straight, vibrate or rock problem.Therefore, it is the impartial circular of center that the spraying range of fire water can form with fountain head 1, and the spraying range of fire water can not take place to be interrupted midway yet, the deflection problem.
In addition, valve gap 8 is provided with decline inclined plane 8c ', therefore, the reflection of the fire water that can suppress to fall, and via decline inclined plane 8c ' with fire water guiding to peristome 4 directions, and can be from the full Zhou Jinhang spray water equably of the board 3a that screens.
In addition, also can spray downwards, thereby can effectively put out a fire via the limber 10 that is arranged on the valve gap 8.In addition, also can adjust the size of spraying area E by size or the number of adjusting limber 10.
In addition, water-stop ring-spring 11 can be firmly fixed at spring with level keeps with on the projection 8a, therefore, fountain head in such type, even with above-mentioned valve gap 8 sealing water jet 2f, valve gap 8 is left from water jet 2f and move to the water jet lower position, and horizontal mounting is on the 3e of annular stepped portion, in the fountain head of opening thus, even fire water directly impacts on the water-stop ring-spring 11 when opening, this spring 11 can not produce problems such as inclination, vibration to valve gap 8 yet.Therefore, the mounting structure of the water-stop ring-spring of the fountain head that can realize to make fire water be radial scattering equably.
Therefore, by the water jet closure member (valve gap 8) that uses such mounting structure, can realize to make fire water to be the fountain head of radial scattering equably.
In addition, installation method according to the water-stop ring-spring of fountain head of the present invention, water-stop ring-spring 11 can be firmly fixed at spring with level keeps with on the projection 8a, therefore, use the valve gap 8 that water-stop ring-spring 11 is installed by this method, can realize to make fire water to be the fountain head of radial scattering equably.
Industrial applicibility
The mounting structure of water-stop ring-spring of the present invention is not merely as using glass The mounting structure of the water-stop ring-spring of the fountain head of glass valve is used, and also can be used as Use for example sealing ring of the fountain head of fusible link of glass valves temperature-sensitive element in addition The mounting structure of shape spring is used.
Claims (7)
1. the mounting structure of a water-stop ring-spring, the chimeric spring that is installed on the water jet closure member centre of fountain head of its inner peripheral with water-stop ring-spring keep it is characterized in that with on the projection,
Keep the diameter spring maintaining part bigger than this protrusion diameter being set at above-mentioned spring, between above-mentioned spring maintenance is with the periphery of projection and above-mentioned spring maintaining part, form end difference with the periphery of projection,
By under the chimeric state that above-mentioned water-stop ring-spring is installed on the above-mentioned spring maintaining part, cut perimembranous in it at above-mentioned end difference upper surface along downward direction, and make around the upper end of above-mentioned spring maintaining part to the peripheral direction bending,
Come the inner peripheral of the above-mentioned water-stop ring-spring of clamping by above-mentioned maintaining part upper end and above-mentioned water jet closure member upper surface with the calking state, thereby this water-stop ring-spring is fixed on the above-mentioned spring maintaining part to the peripheral direction bending.
2. the mounting structure of water-stop ring-spring according to claim 1, it is characterized in that, be provided with cylindric fixedly tool, should be fixedly tool have on every side at leading section and form the attenuate blade of shape of front end, fixedly tool coats and to be installed on above-mentioned spring and to keep with on the projection, by making above-mentioned blade to form the otch of above-mentioned end difference under the state that connects with above-mentioned end difference upper surface to above-mentioned end difference direction pressurization.
3. the mounting structure of water-stop ring-spring according to claim 1 and 2 is characterized in that, above-mentioned water jet closure member has supporting disk, and this supporting disk is formed with the inclined plane that has a down dip towards periphery from central portion around above-mentioned spring keeps with projection.
4. the mounting structure of water-stop ring-spring according to claim 1 and 2 is characterized in that, above-mentioned water jet closure member is the leading section that this valve gap is installed on the glass valves in the fountain head.
5. the mounting structure of water-stop ring-spring according to claim 1 and 2 is characterized in that, above-mentioned water-stop ring-spring is by resin-coating.
6. a fountain head is characterized in that, utilizes the mounting structure of central each the described water-stop ring-spring of claim 1～5, seals above-mentioned water jet with the water jet closure member that water-stop ring-spring is installed.
7. the installation method of a water-stop ring-spring keeps the chimeric spring that is installed on the water jet closure member centre of fountain head of the inner peripheral of water-stop ring-spring to it is characterized in that with on the projection,
Keep the diameter spring maintaining part bigger than this protrusion diameter being set at above-mentioned spring, between above-mentioned spring maintenance is with the periphery of projection and above-mentioned spring maintaining part, form end difference with the periphery of projection,
Be provided with cylindric fixedly tool, this fixedly tool have around the leading section and form the attenuate blade of shape of front end,
Under the chimeric state that above-mentioned water-stop ring-spring is installed on the above-mentioned spring maintaining part, the coating of said fixing tool is installed on above-mentioned spring to keep with on the projection, by make above-mentioned blade with above-mentioned end difference upper surface in the state that connects of perimembranous pressurize to above-mentioned end difference direction, thereby perimembranous forms the otch towards following direction in above-mentioned end difference, the upper end that makes above-mentioned spring maintaining part thus is on every side to the peripheral direction bending
Come the inner peripheral of the above-mentioned water-stop ring-spring of clamping by above-mentioned maintaining part upper end and above-mentioned water jet closure member upper surface with the calking state, thereby this water-stop ring-spring is fixed on the above-mentioned spring maintaining part to the peripheral direction bending.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2008090713 | 2008-03-31 | ||
| JP2008090713A JP4418843B2 (en) | 2008-03-31 | 2008-03-31 | Mounting structure and mounting method of annular spring for water stop |
| JP2008-090713 | 2008-03-31 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101549196A true CN101549196A (en) | 2009-10-07 |
| CN101549196B CN101549196B (en) | 2012-05-09 |
Family
ID=41153831
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200810144086XA Expired - Fee Related CN101549196B (en) | 2008-03-31 | 2008-08-06 | Mounting structure and mounting method for water-stop ring-spring |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP4418843B2 (en) |
| CN (1) | CN101549196B (en) |
| TW (1) | TWI451890B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105050668A (en) * | 2012-11-29 | 2015-11-11 | 马里奥夫有限公司 | Concealed sprinkler activation |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101608881B1 (en) * | 2015-04-09 | 2016-04-04 | 주식회사 아세아유니온 | Springcooler of fuze type |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH074826Y2 (en) * | 1990-06-22 | 1995-02-08 | 孝正 服部 | Sprinkler head |
| JPH11137714A (en) * | 1997-11-14 | 1999-05-25 | Kosei Hattori | Sprinkler head |
| TWM274518U (en) * | 2005-02-18 | 2005-09-01 | Forcecon Technology Co Ltd | Improved positioning structure for the combination of heat pipe and base |
-
2008
- 2008-03-31 JP JP2008090713A patent/JP4418843B2/en active Active
- 2008-07-09 TW TW097125905A patent/TWI451890B/en active
- 2008-08-06 CN CN200810144086XA patent/CN101549196B/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105050668A (en) * | 2012-11-29 | 2015-11-11 | 马里奥夫有限公司 | Concealed sprinkler activation |
| US9849321B2 (en) | 2012-11-29 | 2017-12-26 | Marioff Corporation Oy | Concealed sprinkler activation |
Also Published As
| Publication number | Publication date |
|---|---|
| JP4418843B2 (en) | 2010-02-24 |
| TW200940125A (en) | 2009-10-01 |
| CN101549196B (en) | 2012-05-09 |
| TWI451890B (en) | 2014-09-11 |
| JP2009240534A (en) | 2009-10-22 |
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