CN102287611A - Floater-guided steam trap - Google Patents
Floater-guided steam trap Download PDFInfo
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- CN102287611A CN102287611A CN201110219573XA CN201110219573A CN102287611A CN 102287611 A CN102287611 A CN 102287611A CN 201110219573X A CN201110219573X A CN 201110219573XA CN 201110219573 A CN201110219573 A CN 201110219573A CN 102287611 A CN102287611 A CN 102287611A
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Abstract
The invention discloses a floater-guided steam trap, which relates to a steam trap. The invention provides a floater-guided super large displacement steam trap, which is provided with an internal automatic exhaust device, has a rational structure, stable and reliable performance and long service life and is convenient to maintain. The floater-guided super large displacement steam trap comprises a floater-guided valve, an upper valve body, a filtering device, an exhaust device, a piston combined piece, a main valve, a guide pipe and a valve cap, wherein the floater-guided valve comprises a lower valve body, a floater, an isolating hood, a fixing clamp spring, a guide valve seat, a regulating bolt, a lower movable joint and a pollution discharging bolt; the filtering device comprises an inlet pipe and a filtering screen; the piston combined piece is provided with a piston body, a piston, a decompression hole and a spring; the main valve is provided with a main valve seat, a main valve core and a main valve rod; the upper valve body is connected with the lower valve body; the upper valve body and the lower valve body are divided into an upper valve cavity and a lower valve cavity by an internal cap; the filtering device and the exhaust device are arranged in the lower valve body; the piston combined piece is arranged in the upper valve body; and the valve cap covers the upper part of the upper valve body and is connected with the upper valve body.
Description
Technical field
The present invention relates to a kind of Automatic steam trap Trap, especially relate to a kind of float ball guided formula super large discharge Automatic steam trap Trap.
Background technique
Existing float ball guided super large discharge Automatic steam trap Trap mainly is made up of parts such as float ball guided assembly parts, valve gap, valve body, filtrating equipment, venting gas appliance, piston, main valve plug, main valve seats.Its working principle: when cold air enters float ball guided valve pocket, need manually opened venting gas appliance, make water of condensation enter valve pocket smoothly, treat to close venting gas appliance again after the normal draining of this valve.After water of condensation entered valve pocket, ball float rose with water level, opened guide's valve seat orifice automatically, water of condensation enters piston cavity through connecting tube, because the piston compression area is shifted greater than the piston that the main valve compression area orders about downward-sloping installation, drive valve rod and open the main valve seat hole, get rid of water of condensation in a large number.After a large amount of eliminatings of water of condensation, the valve pocket water level reduces, and ball float is closed guide's drain valve seat hole automatically with the decline of water level, and piston cavity produces pressure drop, orders about piston reset, drives valve rod and closes the main valve seat hole, and draining stops.After water of condensation entered valve pocket once more, ball float rose once more, and next circulation begins again.
Shortcomings such as existing float ball guided super large discharge Automatic steam trap Trap ubiquity volume is big, quality weight, unreasonable structure, usually the float ball guided valve of this valve is located at valve pocket top, its venting gas appliance adopts manually-operable, when each start, all want earlier manually operation to open outlet valve, just can make water of condensation enter valve pocket smoothly after getting rid of incondensable gas, otherwise can produce the stifled phenomenon of gas, make this valve can't regular event.In addition, this float ball guided super large discharge drain valve, its piston assembly and main valve parts are designed to mounting type, the weight of piston assembly and main valve parts is downward-sloping, it is inhomogeneous to wear and tear when motion, and has increased frictional force, easy to wear, life-span is short, thereby has influenced the performance of drain valve.
Japanese plum merit etc. (Japanese plum merit, imperial court's richness. the adjustable pilot-operated super large discharge drain valve design of temperature sensitive wax formula [J] petrochemical equipment, 2009,38 (6): 28-30) reported the adjustable pilot-operated super large discharge drain valve design of a kind of temperature sensitive wax formula.
Summary of the invention
The object of the present invention is to provide a kind of built-in automatic exhaust device that is provided with, have the float ball guided super large discharge Automatic steam trap Trap that structure is reasonable, performance is more reliable and more stable, working life is long, be convenient to safeguard.
The present invention is provided with float ball guided valve, upper valve body, filtrating equipment, venting gas appliance, piston assembly, main valve, conduit and valve gap;
Described float ball guided valve be provided with down valve body, ball float, every cover, fixedly jump ring, guide's valve seat, regulate bolt, time union and blowdown bolt; Described filtrating equipment is provided with inlet tube and filter screen; Described piston assembly is provided with piston body, piston, relief hole and spring; Described main valve is provided with main valve seat, main valve plug and main valve stem;
Described upper valve body is connected with following valve body, and described upper valve body is divided into lower valve chamber with following valve body by inner cap; Described filtrating equipment and venting gas appliance are located at down in the valve body, and piston assembly is located in the upper valve body, and valve gap is placed on upper valve body top and is connected with upper valve body;
Described ball float is installed on down body cavity and can freely rotates, be installed in down body cavity top and fixing every cover, guide's valve seat is installed in down the valve body lower side, fixes with plug screw, regulate bolt and be installed in down valve body lower portion, the blowdown bolt of following valve body is installed in down valve body one side; The blowdown bolt of upper valve body is installed in a side of upper valve body;
Described filtrating equipment is installed in down in the valve pocket of valve body left part, and inlet tube is communicated with valve pocket, and inlet tube is with being threaded in down valve body lower end; Filter screen is installed on the inlet tube outlet end;
Described venting gas appliance is installed in down in the valve pocket of valve body right part;
Described piston body vertically is installed on upper valve body top, and piston body is connected with valve gap, and spring is placed in piston lower end boss, and piston is installed in the piston body, and piston matches with the endoporus of piston body, and piston and piston physical efficiency are slided to axial;
Described main valve seat bottom is provided with guide ring, described guide ring and main valve seat are connected as a single entity, described main valve seat is installed on the upper valve body with self being threaded, the main valve plug of back seal and main valve stem are connected as a single entity and are installed in the main valve seat hole, main valve stem is inserted in the spring endoporus of piston assembly and is connected the piston upper end, and main valve stem is connected the piston upper end;
Described conduit is installed in the upper valve body trailing flank, the lower end of conduit by following union with self being threadedly connected to down valve body, and fastening with time loose joint nut; The conduit upper end is welded in valve gap end and fastening with the loose joint nut by last union.
Described upper valve body is connected with following valve body can adopt the stud bolt connection.
Described valve gap is placed on upper valve body top and is connected with upper valve body, can adopt stud bolt to connect.
Describedly be installed in down body cavity top and the fixing jump ring that can adopt is fixedly fixed every cover.
The described blowdown bolt of valve body down is installed in down valve body one side lower end and fastening with being threaded.
Described venting gas appliance can be provided with outlet pipe, delivery valve seat, exhaust plug, bimetallic strip, guide rod, baffle plate and adjusting nut, the outlet plenum of the straight-through upper valve body of outlet pipe, outlet pipe is fastening by delivery valve seat, exhaust plug is inserted in the delivery valve seat hole, and overlapping being installed in of bimetallic strip also uses baffle plate and adjusting nut fastening fixing in the guide rod; Described exhaust plug can adopt back seal semicircle sphere exhaust plug, and described bimetallic strip can adopt rhombus bimetallic strip or star bimetallic strip.
Described venting gas appliance can be provided with outlet pipe, the big valve seat of exhaust, the little valve seat of exhaust, exhaust plug, diaphragm, the bellows loam cake, the bellows lower cover, limiting board, filling liquid, spring, pressing plate and bellows cover, the outlet plenum of the straight-through upper valve body of described outlet pipe, outlet pipe is fastening by the big valve seat of exhaust, the little valve seat of exhaust is fixed with big valve seat screw threads for fastening, bellows loam cake and bellows lower cover and diaphragm welding one, spot welding is connected exhaust plug with limiting board with diaphragm, bellows cover lower end borehole jack is gone into the outer and big valve seat screw threads for fastening of exhaust of the little valve seat screw thread of exhaust, bellows is inserted in the bellows cover, spring housing is on bellows loam cake top, and pressing plate is pressed in spring top and is inserted in bellows cover inside groove.
Described relief hole is preferably 3 uniform relief holes.
Technological scheme of the present invention is to adopt float ball guided valve in valve body lower portion, water of condensation can be flowed into naturally in guide's valve pocket of following valve body by inlet tube, and can keep water seal at uuper valve chamber.Stainless steel hollow float in the valve pocket is according to the variation of water level, automatic on-off guide valve seat orifice.The automatic exhaust device design is on top, pilot valve chamber and lead directly to outlet, can get rid of incondensable gas directly, automatically, in time, improves usability.Piston assembly and seal spool spare are located at valve body top, and vertical mounting type moves up and down during work, and wearing and tearing are even, and the life-span is long.
Working principle of the present invention is: when incondensable gas enters valve pocket, in inlet tube arrives following valve body valve pocket, many group rhombuses or star bimetallic strip (or the hot static(al) formula of pressure balance bellows) are under the situation of not being heated, do not produce the power of picking, exhaust plug is under the inside and outside differential pressure effect, automatically open, open the delivery valve seat hole, get rid of incondensable gas; When thermal coagulation water arrives lower valve chamber, organize rhombus or star bimetallic strip (or the hot static(al) formula of pressure balance bellows) temperature distortion more, produce and pick power, order about exhaust plug, close the delivery valve seat hole.At this moment, ball float is with the rising of water level in the valve pocket, automatically open guide's valve seat orifice, water of condensation enters piston cavity through conduit, because the piston compression area is greater than the main valve compression area, rely on pressure reduction, order about piston and overcome spring force, displacement downwards drives main valve stem and main valve plug, open the main valve seat hole, get rid of water of condensation in a large number.After a large amount of eliminatings of water of condensation, water level in the lower valve chamber is along with reduction, ball float is closed guide's valve seat orifice automatically with drawdown, the piston relief hole begins pressure release, make piston cavity produce pressure drop, the thrust of the elastic force of piston lower end spring and the generation of main valve compression area is pushed to piston and is resetted simultaneously, drives main valve stem and main valve plug, main valve plug under the effect of 3 guiding, accurately contraposition.Close the main valve seat hole, draining stops.When water of condensation entered valve pocket once more, next do action began again.
The piston assembly of existing float ball guided super large discharge Automatic steam trap Trap, main valve Sealing are located at the valve body side lower part and tilt to install, the gravity of piston assembly and main valve Sealing is downward-sloping, causes wearing and tearing inhomogeneous when motion, and increases frictional force, easy to wear, the life-span is short; Spool gravity tilts, thereby has influenced sealability.Float ball guided valve is located at valve body top, and its venting gas appliance adopts manual exhaust structure, as untimely eliminating incondensable gas, will influence this valve proper functioning.
Compare with existing float ball guided super large discharge Automatic steam trap Trap, because the present invention adopts float ball guided valve in valve body lower portion, water of condensation can flow into the pilot valve chamber naturally, the ball float following water-level lifting, and the automatic on-off of realization pilot valve, it is reliable to be active in one's movements.Rhombus or star organize bimetallic strip more or the hot static(al) formula of pressure balance bellows automatic exhaust device is located at guide's valve pocket top, and the outlet of outlet pipe throughway valve.If adopt rhombus or star bimetallic strip that three different long limits are arranged, under temperature action, three groups of different power that pick that produced more approach the saturated-steam temperature pressure diagram, and the straight line that has overcome the rondelle bimetallic strip picks the shortcoming of power.When work, need not frequent adjustment, be active in one's movements, the applicable working condition scope is wide, can get rid of incondensable gas automatically, in time.The back seal mode of exhaust plug semicircle sphere has the safety check function, guarantees this valve proper functioning.Sphere back seal structure does not have the wearing and tearing of concentrating, long service life.If adopt the hot static(al) formula of pressure balance bellows, because the diaphragm of bellows is to adopt senior sheet alloy, and be the sheet unfolded, therefore highly sensitive, resistance to pressure good, it is reliable to be active in one's movements; Pressing the filling liquid of chamber in the bellows is volatile gas, the temperature of its volatile liquid conforms to pressure diagram is approaching with the temperature of pressure diagram and saturated vapour, so in whole pressure range, regulate automatically with fixing Subcoold temperature, need not during work to adjust, the applicable working condition scope is wide, can get rid of noncondensing cold and hot gas automatically, in time; The semicircle sphere sealing means reduces concentrates wearing and tearing, long service life.
Piston assembly of the present invention and main valve Sealing are vertically mounted on valve body top, and its gravity moves up and down during work vertically downward, and the defective that gravity tilts when having overcome motion guarantees that piston wear is even, and the life-span is long.Seal spool spare adopts upper piston and piston body, middle part main valve stem and hole, piston body bottom, and 3 guiding of bottom spool external diameter and spool guide ring, the sealing contraposition is accurate, good seal performance.The piston lower end is provided with spring, guarantees that the spool closing motion is accurate; Be provided with pretightening force during the spring assembling, improved the seal pressure on the main valve sealing surface, good seal performance.And can come the equalizing piston upper cavity pressure by 3 uniform piston relief holes, and slow down closing motion, avoid bump, prolong main valve working life.
Rational structure of the present invention need not manual operation, gets rid of incondensable gas, adopts automatic venting gas appliance; The design water of condensation can flow into lower valve chamber naturally, guarantees that this valve events is sensitive reliable, and can keep the main valve sealing pair to be in all the time in the water seal, and do not have fresh steam during work and leak, leak rate is low; Ball float in the lower valve chamber is according to the lifting of water level, automatically regulate the aperture of pilot valve, the pressure of piston cavity is with the variation of pilot valve aperture size, can regulate the aperture of main valve automatically, realize the size automatically discharging of main valve according to condensing capacity, do not have a large amount of water of condensation to build up before reaching valve, can get rid of water of condensation, thereby obtain the highest efficiency of heating surface near saturation temperature; Main valve plug adopts the orientation type of 3 guiding, accurate positioning good seal performance; Piston is vertically installed, and during work, moves up and down wearing and tearing evenly, characteristics such as long service life.This valve body is long-pending little, in light weight, and discharge capacity is big, and performance is good.When the saturated water of condensation operating mode of the super amount eliminating of needs, more show its superior function, realized energy saving purposes.
In sum, the present invention has following outstanding advantage:
1) float ball guided valve design is in valve body lower portion, and water of condensation can flow into valve pocket naturally.
2) automatic exhaust device is installed in lower valve chamber top, adopt star or rhombus bimetallic strip or the hot static(al) formula of pressure balance bellows, the power that picks of its generation is more near the saturation temperature curve, and is applied widely, can get rid of incondensable gas automatically, in time, it is reliable to be active in one's movements.Exhaust plug adopts semicircle sphere back seal mode, reduces during work and concentrates the wearing and tearing long service life, and have the safety check function.
3) piston assembly and seal spool spare are vertically mounted on valve body top and middle part, vertical motion up and down during work, and wearing and tearing are even, the life-span is long.
4) main valve plug adopts the orientation type of 3 guiding, accurate positioning.
5) spring is installed in the piston body, is located by connecting on the piston bottom, and it is errorless to guarantee to close valve events; The pretightening force of spring has improved the seal pressure on the main valve sealing surface, good seal performance.
6) pressure of 3 the uniform relief hole available buffer piston upper chambers in piston bottom is steadily opened main valve; After pilot valve was closed, piston upper chamber pressure reduced gradually, slows down closing motion, avoided bump, prolonged main valve working life.
Description of drawings
Fig. 1 is that the structure of the embodiment of the invention 1 (floating ball guided water discharge valve of the automatic emptying device of air of bimetal) is formed schematic representation.
Fig. 2 is that the structure of the embodiment of the invention 2 (floating ball guided water discharge valve of the automatic emptying device of air of bellows) is formed schematic representation.
Fig. 3 is the side schematic view of the embodiment of the invention.
Fig. 4 is the bimetallic strip structural representation of the embodiment of the invention 1.
Fig. 5 is the rhombus bimetallic strip structural representation of the embodiment of the invention 1.
Fig. 6 is the star bimetallic strip structural representation of the embodiment of the invention 1.
Fig. 7 is the bellows structure schematic representation of the embodiment of the invention 2.
Embodiment
Following examples will the present invention is further illustrated in conjunction with the accompanying drawings.
Embodiment 1 (floating ball guided water discharge valve of the automatic emptying device of air of bimetal)
Referring to Fig. 1 and 3～6, the embodiment of the invention 1 is provided with float ball guided valve, upper valve body 2, filtrating equipment, venting gas appliance, piston assembly, main valve, conduit and valve gap 8.
Described float ball guided valve be provided with down valve body 11, ball float 12, every cover 13, fixedly jump ring 14, guide's valve seat 15, regulate bolt 16, time union 71 and blowdown bolt 18; Described filtrating equipment is provided with inlet tube 31 and filter screen 32; Described piston assembly is provided with piston body 51, piston 52, uniform relief hole 53 and springs 54 at 3; Described main valve is provided with main valve seat 61, main valve plug 62 and main valve stem 63.
Described upper valve body 2 adopts stud bolt to be connected with following valve body 11, and described upper valve body 2 is divided into lower valve chamber with following valve body 11 by inner cap 10; Described filtrating equipment and venting gas appliance are located at down in the valve body 11, and piston assembly is located in the upper valve body 2, and valve gap 8 is placed on upper valve body 2 tops and adopts stud bolt to be connected with upper valve body 2.
Described ball float 12 is installed on down valve body 11 inner chambers and can freely rotates, be installed in down valve body 11 inner chamber tops and adopt fixedly jump ring 14 to fix every cover 13, guide's valve seat 15 is installed in down valve body 11 lower sides, fixing with plug screw 75, regulate bolt 16 and be installed in down valve body 11 bottoms, the blowdown bolt 18 of following valve body 11 is installed in down valve body 11 1 side lower ends, and fastening with being threaded; The blowdown bolt of upper valve body 2 is installed in a side of upper valve body 2.
Described filtrating equipment is installed in down in the valve pocket of valve body 11 left parts, and inlet tube 31 is communicated with valve pocket, and inlet tube 31 usefulness are threaded in down valve body 11 lower ends; Filter screen 32 is installed on inlet tube 31 outlet end.Be provided with plug 17 and adjusting nut 19 in following valve body 11 bottoms.
Described venting gas appliance is installed in down in the valve pocket of valve body 11 right parts.Described venting gas appliance is provided with outlet pipe 41, delivery valve seat 42, exhaust plug 43, bimetallic strip 44, guide rod 45, baffle plate 46 and adjusting nut 47, the outlet plenum of outlet pipe 41 straight-through upper valve bodies 2, outlet pipe 41 is fastening by delivery valve seat 42, exhaust plug 43 is inserted in delivery valve seat 42 holes, bimetallic strip 44 overlapping being installed in the guide rod 45 also with baffle plate 46 and adjusting nut 47 fastening fixing; Described exhaust plug 43 can adopt back seal semicircle sphere exhaust plug, and described bimetallic strip 44 can adopt rhombus bimetallic strip 441 or star bimetallic strip 442.
Described piston body 51 vertically is installed on upper valve body 2 tops, and piston body 51 is connected with valve gap 8, and spring 54 is placed in piston 52 lower end boss, and piston 52 is installed in the piston body 51, and piston 52 matches with the endoporus of piston body 51, and can slide to axial.
Described main valve seat 61 bottoms are provided with guide ring, described guide ring and main valve seat 61 are connected as a single entity, described main valve seat 61 usefulness self are threaded and are installed on the upper valve body 2, the main valve plug 62 and the main valve stem 63 of back seal is connected as a single entity and is installed in main valve seat 61 holes, main valve stem 63 is inserted in spring 54 endoporus of piston assembly and is connected piston 52 upper ends, and main valve stem 63 is connected piston 52 upper ends.
Described conduit 7 is installed in upper valve body 2 trailing flanks, and the lower end of conduit 7 self is threadedly connected to down valve body 11 by following union 71 usefulness, and with loose joint nut 72 is fastening down; Conduit 7 upper ends are welded in valve gap 8 ends and fastening with loose joint nut 74 by last union 73.
Embodiment 2 (floating ball guided water discharge valve of the automatic emptying device of air of bellows)
Referring to Fig. 2 and 7, similar to Example 1, its difference is that described venting gas appliance is provided with outlet pipe 41, the big valve seat 42 of exhaust, the little valve seat 42A of exhaust, exhaust plug 43, diaphragm 44, bellows loam cake 45, bellows lower cover 45A, limiting board 46, spring 76, pressing plate 77 and bellows cover 78, the outlet plenum of described outlet pipe 41 straight-through upper valve bodies 2, outlet pipe 41 is fastening by the big valve seat of exhaust 42, the little valve seat 42A of exhaust fixes with big valve seat 42 screw threads for fastening, bellows loam cake 45 and bellows lower cover 45A and diaphragm 44 welding one, 46 spot welding are connected exhaust plug 43 with limiting board with diaphragm 44, bellows cover 78 lower end borehole jacks are gone into outer and big valve seat 42 screw threads for fastening of exhaust of the little valve seat 42A of exhaust screw thread, bellows is inserted in the bellows cover 78, spring 76 is enclosed within bellows loam cake 45 tops, and pressing plate 77 is pressed in spring top and is inserted in bellows cover 78 inside grooves.In Fig. 2 and 7, other mark and Fig. 1,3～6 identical.
Claims (10)
1. float ball guided formula Automatic steam trap Trap is characterized in that being provided with float ball guided valve, upper valve body, filtrating equipment, venting gas appliance, piston assembly, main valve, conduit and valve gap;
Described float ball guided valve be provided with down valve body, ball float, every cover, fixedly jump ring, guide's valve seat, regulate bolt, time union and blowdown bolt; Described filtrating equipment is provided with inlet tube and filter screen; Described piston assembly is provided with piston body, piston, relief hole and spring; Described main valve is provided with main valve seat, main valve plug and main valve stem;
Described upper valve body is connected with following valve body, and described upper valve body is divided into lower valve chamber with following valve body by inner cap; Described filtrating equipment and venting gas appliance are located at down in the valve body, and piston assembly is located in the upper valve body, and valve gap is placed on upper valve body top and is connected with upper valve body;
Described ball float is installed on down body cavity and can freely rotates, be installed in down body cavity top and fixing every cover, guide's valve seat is installed in down the valve body lower side, fixes with plug screw, regulate bolt and be installed in down valve body lower portion, the blowdown bolt of following valve body is installed in down valve body one side; The blowdown bolt of upper valve body is installed in a side of upper valve body;
Described filtrating equipment is installed in down in the valve pocket of valve body left part, and inlet tube is communicated with valve pocket, and inlet tube is with being threaded in down valve body lower end; Filter screen is installed on the inlet tube outlet end;
Described venting gas appliance is installed in down in the valve pocket of valve body right part;
Described piston body vertically is installed on upper valve body top, and piston body is connected with valve gap, and spring is placed in piston lower end boss, and piston is installed in the piston body, and piston matches with the endoporus of piston body, and piston and piston physical efficiency are slided to axial;
Described main valve seat bottom is provided with guide ring, described guide ring and main valve seat are connected as a single entity, described main valve seat is installed on the upper valve body with self being threaded, the main valve plug of back seal and main valve stem are connected as a single entity and are installed in the main valve seat hole, main valve stem is inserted in the spring endoporus of piston assembly and is connected the piston upper end, and main valve stem is connected the piston upper end;
Described conduit is installed in the upper valve body trailing flank, the lower end of conduit by following union with self being threadedly connected to down valve body, and fastening with time loose joint nut; The conduit upper end is welded in valve gap end and fastening with the loose joint nut by last union.
2. float ball guided formula Automatic steam trap Trap as claimed in claim 1 is characterized in that described upper valve body and following valve body adopt stud bolt to be connected.
3. float ball guided formula Automatic steam trap Trap as claimed in claim 1 is characterized in that described valve gap is placed on upper valve body top and adopts stud bolt to be connected with upper valve body.
4. float ball guided formula Automatic steam trap Trap as claimed in claim 1 is characterized in that describedly being installed in down body cavity top and adopting fixedly jump ring to fix every cover.
5. float ball guided formula Automatic steam trap Trap as claimed in claim 1 is characterized in that the described blowdown bolt of valve body down is installed in down valve body one side lower end and fastening with being threaded.
6. float ball guided formula Automatic steam trap Trap as claimed in claim 1, it is characterized in that described venting gas appliance is provided with outlet pipe, delivery valve seat, exhaust plug, bimetallic strip, guide rod, baffle plate and adjusting nut, the outlet plenum of the straight-through upper valve body of outlet pipe, outlet pipe is fastening by delivery valve seat, exhaust plug is inserted in the delivery valve seat hole, and overlapping being installed in of bimetallic strip also uses baffle plate and adjusting nut fastening fixing in the guide rod.
7. float ball guided formula Automatic steam trap Trap as claimed in claim 6 is characterized in that described exhaust plug adopts back seal semicircle sphere exhaust plug.
8. float ball guided formula Automatic steam trap Trap as claimed in claim 6 is characterized in that described bimetallic strip adopts rhombus bimetallic strip or star bimetallic strip.
9. float ball guided formula Automatic steam trap Trap as claimed in claim 1, it is characterized in that described venting gas appliance is provided with outlet pipe, the big valve seat of exhaust, the little valve seat of exhaust, exhaust plug, diaphragm, the bellows loam cake, the bellows lower cover, limiting board, filling liquid, spring, pressing plate and bellows cover, the outlet plenum of the straight-through upper valve body of described outlet pipe, outlet pipe is fastening by the big valve seat of exhaust, the little valve seat of exhaust is fixed with big valve seat screw threads for fastening, bellows loam cake and bellows lower cover and diaphragm welding one, spot welding is connected exhaust plug with limiting board with diaphragm, bellows cover lower end borehole jack is gone into the outer and big valve seat screw threads for fastening of exhaust of the little valve seat screw thread of exhaust, bellows is inserted in the bellows cover, spring housing is on bellows loam cake top, and pressing plate is pressed in spring top and is inserted in bellows cover inside groove.
10. float ball guided formula Automatic steam trap Trap as claimed in claim 1 is characterized in that described relief hole is 3 uniform relief holes.
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| CN 201110219573 CN102287611B (en) | 2011-08-01 | 2011-08-01 | Floater-guided steam trap |
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| CN 201110219573 CN102287611B (en) | 2011-08-01 | 2011-08-01 | Floater-guided steam trap |
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| CN102287611B CN102287611B (en) | 2013-03-27 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104048154A (en) * | 2014-06-11 | 2014-09-17 | 成都科力夫科技有限公司 | Drain-off device for preventing generation of steam locking favorably |
| CN105299435A (en) * | 2015-11-30 | 2016-02-03 | 上海奉洪阀门有限公司 | Temperature-control pilot piston-type steam trap valve |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104048154A (en) * | 2014-06-11 | 2014-09-17 | 成都科力夫科技有限公司 | Drain-off device for preventing generation of steam locking favorably |
| CN105299435A (en) * | 2015-11-30 | 2016-02-03 | 上海奉洪阀门有限公司 | Temperature-control pilot piston-type steam trap valve |
| CN105299435B (en) * | 2015-11-30 | 2018-02-23 | 上海奉洪阀门有限公司 | A kind of temperature control guided piston type steam bleeder |
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| Publication number | Publication date |
|---|---|
| CN102287611B (en) | 2013-03-27 |
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Application publication date: 20111221 Assignee: YINGQIAO MACHINERY MANUFACTURING Co.,Ltd. Assignor: Hong Xinqiang Contract record no.: 2014350000075 Denomination of invention: Floater-guided steam trap Granted publication date: 20130327 License type: Exclusive License Record date: 20140708 |
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Effective date of registration: 20221108 Address after: No. 179, Hengban Avenue, Yingdu Valve Base, Nan'an, Quanzhou, Fujian, 361,005 Patentee after: YINGQIAO MACHINERY MANUFACTURING Co.,Ltd. Address before: No. 5, South Garden, Shishan Village, Yingdu Town, Nan'an City, Quanzhou City, Fujian Province, 362305 Patentee before: Hong Xinqiang |