CN202674811U - Novel free semi-free float type steam trap - Google Patents
Novel free semi-free float type steam trap Download PDFInfo
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- CN202674811U CN202674811U CN 201220348783 CN201220348783U CN202674811U CN 202674811 U CN202674811 U CN 202674811U CN 201220348783 CN201220348783 CN 201220348783 CN 201220348783 U CN201220348783 U CN 201220348783U CN 202674811 U CN202674811 U CN 202674811U
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- inner chamber
- chamber valve
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Abstract
The utility model provides a novel free semi-free float type steam trap. The novel free semi-free float type steam trap comprises a dual internal chamber body 1, a dual internal chamber valve cover 2, a semi-ball floater 3, a draining port 4, an emitting guide pipe 5, an emitting platform 6 and a sewage draining plug 7. According to the novel free semi-free float type steam trap with two internal chamber provided by the utility model, one more internal chamber is added for work based conventional structure with one internal chamber for work; two internal chambers are relatively independent to each other, and can be complemented to each other during working; the purpose of steam resisting and water draining can be achieved by utilizing the density difference between the condensation water and the steam in a steam heating system; the condensate depression is not greater than 3 DEG C, high working efficiency is ensured, and the steam heating equipment can reach the maximum working efficiency, therefore, the water discharge can be increased to a great extent, the influence from the water hammer is avoided, the rate of back pressure is not less than 85%, long service life is achieved, and great significance is provided on reducing the steam consumption and improving the heat efficiency.
Description
Technical field
The utility model free semi-ball type steam trap, the valve that belongs to discharging water of condensation in the steam line, in steam-heating system, play the effect of block steam and drain water, be specially adapted to make in the large discharge capacity system for recycling condensed water in high temperature carbonated drink separate discharge water of condensation, frequency of okperation is high, can make steam-heating apparatus reach high workload efficient.
Background technique
Existing Automatic steam trap Trap has: heat power type steam trap, heat static force type drain valve, mechanical-type drain valve.
Heat power type steam trap: this class drain valve is according to Transformation Principle, and the flow velocity when passing through with water of condensation by steam and the different thermodynamic principle of Volume Changes make flap produce up and down different pressure reduction, drive the flap switch valve.Because the operation power of heat power type steam trap derives from steam, so waste of steam is larger.Simple in structure, water-fast hitting has noise, and flap work is frequent, and working life is short.
The heat static force type drain valve: this class drain valve is to utilize the temperature difference of steam and water of condensation to cause distortion or the zone of swelling movable valve plug opening/shutting valve of heat responsive element.The Subcoold temperature of heat static force type drain valve is larger, and it can utilize a part of sensible heat in the water of condensation, has all the time condensed water in high temperature before the valve, and without steam leakage, energy-saving effect is remarkable.On steam line, heat traced pipeline, small-sized heating plant, the less demanding small-sized heating plant of heating equipment equitemperature, optimal drain valve.
Mechanical-type drain valve: also claim float-type, utilize the density difference of water of condensation and steam, change by the water of condensation liquid level, make float drive flap and open or close, reach the block steam and drain water purpose.The Subcoold temperature of mechanical-type drain valve is little, is not subjected to the impact of working pressure and temperature variation, has water namely to arrange, and makes in the heating plant not water, reaches best heat exchange efficiency.General maximum Rate of back pressure is 80%, and workmanship is high, is one of optimal drain valve of production technology heating plant.
The mechanical-type drain valve has: free floating ball type, free half float-ball type, lever float ball type, reverse bucket type etc.
Freely half Ball float steam trap only has a hemisphere float to be movable part, and opening down, the hemisphere float namely is open-shut device, is again Sealing.Whole sphere all can be sealing surface, long service life, and the anti-water hammer of energy, durable in use, steam leakage rate is little.Rate of back pressure 〉=80% can be arranged the saturation temperature water of condensation, can make heating plant reach best heat exchange efficiency, is one of optimal drain valve of production technology heating plant.But existing free semi-ball type steam trap discharge capacity is large not, be difficult to adapt to the needs that at present high-power large water displacement requires, generally adopt at present the combination of many cover drain valves, to increase the demand of water displacement, want corresponding join many cover ball valves etc. but overlap drain valve more, also will increase the auxiliary facilities such as corresponding pipeline simultaneously.
The model utility content
The purpose of this utility model is: a kind of novel free semi-ball type steam trap of two internal cavities of super large water displacement is provided, has two work inner chambers, two inner chambers are relatively independent, can be complementary during work.In steam-heating system, utilize the density difference of water of condensation and steam to reach the block steam and drain water purpose, Subcoold temperature≤3 ℃, frequency of okperation is high, can make steam-heating apparatus reach high workload efficient, increase to a great extent water displacement, not be afraid of water hammer, Rate of back pressure 〉=85%, long service life.
To achieve these goals, the technological scheme of employing is as follows:
The utility model free semi-ball type steam trap comprises: two inner chamber valve bodies, two inner chamber valve gap, two groups of hemisphere floats, two groups of draining nozzles, two groups of launch tubes, two groups of pads, blowdown plug.
It is characterized in that:
The two inner chamber valve bodies of novel free semi-ball type steam trap have respectively two inner chambers relatively independent, that the aperture is identical with two inner chamber valve gaps;
One cover is respectively arranged respectively in two two inner chambers of inner chamber valve body of novel free semi-ball type steam trap: hemisphere float, launch tube, pad, launch tube is connected with two inner chamber valve body screw threads; Suction flange neck lower end has an admission runner to lead to two inner chamber valve bodies bottom, and spatial cache is arranged at two inner chamber valve bodies bottom; There are the straight-through two inner chamber valve body tops of a runner outlet(discharge) flange neck upper end;
The two inner chamber valve gaps of novel free semi-ball type steam trap, profile and inner chamber cooperate with two inner chamber valve bodies; Respectively fill respectively a draining nozzle in two inner chambers, the draining nozzle is threaded with two inner chamber valve gaps; Two salient angles in draining nozzle and the two inner chamber valve gaps in the corresponding inner chamber form the upper end supporting surface of hemisphere float jointly; Two inner chamber valve gap runners are " Y " shape, and being compiled by two oblique extensions of nozzle carrier is a runner.
The two inner chambers of novel free semi-ball type steam trap are relatively independent, complementary mutually again during work, the mixture of steam and water of condensation enters into valve body bottom spatial cache through the admission runner, all press and distribute, enter respectively the launch tube of two inner chambers, by the equally distributed aperture ejection in top, make the work of hemisphere float.When mainly being steam in the hemisphere float, steam makes the suffered buoyancy of hemisphere float greater than the gravity of self, and the hemisphere float floats and draining nozzle formation ball face sealing, valve closing; Along with carbonated drink is separated, the liquid level of water of condensation constantly raises, and when the position of water of condensation reached the gravity that makes hemisphere float self greater than suffered buoyancy, hemisphere float submerged was held on the pad, the hemisphere float separates valve opening with the draining nozzle, and water of condensation flows out through the draining nozzle; Along with the discharge of water of condensation, when balance was broken, the hemisphere float floated closed with the draining nozzle once again, and so the lifting of hemisphere float forms valve closing or unlatching, and the carbonated drink in the steam is separated, and reached the purpose of block steam and drain water.Two inner chambers share spatial cache, when an inner chamber draining, another inner chamber can be that hull-borne also can be resistance vapour state, frequency of okperation than single internal cavity free semi-ball type steam trap is higher, improved greatly the hot utilization efficiency of equipment, because the pulse operation characteristic is so that water displacement also is far longer than two same model list internal cavity free semi-ball type steam traps.
Figure of description
Figure one is the structural representation of the utility model free semi-ball type steam trap;
Figure two is the plan view of the utility model free semi-ball type steam trap;
Embodiment
This novel free semi-ball type steam trap is connected in all kinds of steam lines or the equipment, and the two ends of valve body are connected by flange, below in conjunction with accompanying drawing the utility model are described further:
Structural representation of the present utility model comprises two inner chamber valve bodies, two inner chamber valve gap, two groups of hemisphere floats, two groups of draining nozzles, two groups of launch tubes, two groups of pads, blowdown plug shown in accompanying drawing one.
Two inner chamber valve bodies are irregular types, relatively independent side by side two inner chambers are arranged, and two inner chamber sizes, shape are identical, middlely share a wall, import and export the center of flange over against the slightly top section in center, position of common wall, valve installs that flange plate does not contact with ground when being put in the level ground; It is that trapezoidal admission runner passes to the valve body bottom that there is a cross section suction flange neck lower end, and its sectional area is greater than flange passing hole sectional area, and there is respectively the hollow cylinder boss of off-centre a 4～8mm in two intracavity bottom central authorities, are threaded with launch tube; One cover is respectively arranged respectively: hemisphere float, launch tube, pad in two inner chambers; Launch tube passes the center hole of pad, is threaded with two inner chamber valve bodies chamber inner hollow cylinder body boss; Launch tube and pad are together located; Two inner chamber valve bodies bottom is a larger spatial cache, and steam enters two inner chamber valve bodies and enters into the bottom cavity buffer memory by inlet channel, more balanced shunting; Steam acts on the hemisphere float by launch tube, and the hemisphere float forms ball face sealing with corresponding draining nozzle, makes the separation of saturated vapour carbonated drink; When condensation water level reaches certain position, hemisphere float submerged valve open, water of condensation through two inner chamber valve gap runners, flows into two inner chamber valve outlet ends by corresponding draining nozzle, flows out valve body.The whole sphere of hemisphere float all is sealing surface, and is not easy to wear, the valve long service life.
The novel free semi-ball type steam trap of this pair internal cavity, the bottom shares spatial cache, two inner chamber pulsed work, in the time of an inner chamber draining, but another inner chamber water vent can hinder vapour, and two inner chamber mutual noninterferences, and Subcoold temperature is less than single internal cavity free semi-ball type steam trap, working efficiency is higher, and the water displacement also water displacement than similar two single internal cavity free semi-ball type steam traps is large.
Two inner chamber valve bonnet seal faces coincide with two inner chamber valve body sealing surfaces, are integral valve cover.One group of draining nozzle is respectively arranged in two inner chambers, and the draining nozzle is threaded with two inner chamber valve gaps; Two salient angles form the upper end supporting surface of hemisphere float jointly in draining nozzle and the corresponding inner chamber; Two inner chamber valve gap runners are " Y " shape, and being compiled by two oblique extensions of nozzle carrier is a runner.Two inner chamber valve gap runner mouth end faces coincide with two inner chamber valve body waterexit ends runner mouth end face.Draining jet expansion end face is higher than two inner chamber valve body waterexit ends runner mouth end face, and back pressure is higher, Rate of back pressure 〉=85%, but water of condensation automatic lifting.
Claims (1)
1. a novel free semi-ball type steam trap comprises: two inner chamber valve bodies (1), two inner chamber valve gap (2), two groups of hemisphere floats (3), two groups of draining nozzles (4), two groups of launch tubes (5), two groups of pads (6) and blowdown plug (7);
It is characterized in that:
The two inner chamber valve bodies (1) of novel free semi-ball type steam trap have respectively two inner chambers relatively independent, that the aperture is identical with two inner chamber valve gaps (2);
One cover is respectively arranged respectively in two (1) two inner chamber of inner chamber valve body of novel free semi-ball type steam trap: hemisphere float (3), launch tube (5), pad (6), launch tube (5) is threaded with two inner chamber valve bodies (1); Suction flange neck lower end has an admission runner to lead to two inner chamber valve bodies (1) bottom, and spatial cache is arranged at two inner chamber valve bodies (1) bottom; There are straight-through two inner chamber valve body (1) tops of a runner outlet(discharge) flange neck upper end;
The two inner chamber valve gaps (2) of novel free semi-ball type steam trap, profile and inner chamber cooperate with two inner chamber valve bodies (1); Respectively fill respectively a draining nozzle (4) in two inner chambers, draining nozzle (4) is threaded with two inner chamber valve gaps (2); Two salient angles in draining nozzle (4) and the two inner chamber valve gaps (2) in the corresponding inner chamber form the upper end supporting surface of hemisphere float (3) jointly; Two inner chamber valve gaps (2) runner is " Y " shape, and being compiled by two oblique extensions of nozzle carrier is a runner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220348783 CN202674811U (en) | 2012-07-12 | 2012-07-12 | Novel free semi-free float type steam trap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220348783 CN202674811U (en) | 2012-07-12 | 2012-07-12 | Novel free semi-free float type steam trap |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202674811U true CN202674811U (en) | 2013-01-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220348783 Expired - Lifetime CN202674811U (en) | 2012-07-12 | 2012-07-12 | Novel free semi-free float type steam trap |
Country Status (1)
| Country | Link |
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| CN (1) | CN202674811U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109196267A (en) * | 2016-04-04 | 2019-01-11 | 环保冠有限公司 | Nozzle-type steam trap |
| CN109386723A (en) * | 2017-08-02 | 2019-02-26 | 成都凯天电子股份有限公司 | Freely half floating ball rotates stema-trap for overheat |
| CN113405014A (en) * | 2021-06-25 | 2021-09-17 | 华能秦煤瑞金发电有限责任公司 | Novel drain valve |
-
2012
- 2012-07-12 CN CN 201220348783 patent/CN202674811U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109196267A (en) * | 2016-04-04 | 2019-01-11 | 环保冠有限公司 | Nozzle-type steam trap |
| CN109196267B (en) * | 2016-04-04 | 2021-11-09 | 环保冠有限公司 | Nozzle type steam trap |
| CN109386723A (en) * | 2017-08-02 | 2019-02-26 | 成都凯天电子股份有限公司 | Freely half floating ball rotates stema-trap for overheat |
| CN109386723B (en) * | 2017-08-02 | 2024-03-22 | 成都凯天电子股份有限公司 | Free semi-floating ball rotary overheat steam drain valve |
| CN113405014A (en) * | 2021-06-25 | 2021-09-17 | 华能秦煤瑞金发电有限责任公司 | Novel drain valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130116 |