CN201866520U - Adjustable guide superheated steam trap of novel inverted bucket - Google Patents
Adjustable guide superheated steam trap of novel inverted bucket Download PDFInfo
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- CN201866520U CN201866520U CN2010206319107U CN201020631910U CN201866520U CN 201866520 U CN201866520 U CN 201866520U CN 2010206319107 U CN2010206319107 U CN 2010206319107U CN 201020631910 U CN201020631910 U CN 201020631910U CN 201866520 U CN201866520 U CN 201866520U
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Abstract
The utility model relates to an adjustable guide superheated steam trap of a novel inverted bucket, wherein the upper end of a main valve body (16) is provided with a guide valve body (1), the lower end of the main valve body is provided with a flange (14), an inner cavity of the main valve body (16) is provided with a main valve seat (10), an upper cavity of the main valve body (16) is sequentially provided with a noise elimination sleeve component (9) and a piston sleeve (18); the piston sleeve (18) is internally provided with a piston (19); a lower cavity of the main valve body (16) is provided with a throttling sleeve (15); a main valve plug (11) respectively passes through the central holes of the throttling sleeve (15), the noise elimination sleeve component (9) and the piston (19); the bottom end of the main valve plug (11) in the throttling sleeve (15) is provided with a return spring (12); the return spring (12) is internally provided with a spring seat (13); and a top hole of the guide valve body (1) is welded with a valve nozzle (25). The steam trap is characterized in that a baffle (4) arranged in the cavity of the guide valve body (1) divides the cavity of the guide valve body (1) into an upper guide valve body cavity (3) and a lower guide valve body cavity (22). The steam trap has the advantages of high working pressure, large displacement, stable performance, long service life, low steam leakage rate, high energy-saving efficiency and the like.
Description
Technical field
The utility model relates to a kind of Automatic steam trap Trap, more specifically to a kind of novel adjustable pilot-operated stema-trap for overheat of bucket that hangs upside down.
Background technique
Steam has been widely used in all trades and professions, as industries such as oil, chemical industry, weaving, medicine, food as important secondary energy.Wherein, superheated vapor-so-called superheated vapor is meant the steam higher than dry saturated vapor temperature, with its very high heat, especially is widely used in industries such as electric power, oil refining.In whole vapour system, in order to improve the thermal efficiency that steam uses, Automatic steam trap Trap is used in a large number.The effect of stema-trap for overheat is on steam pipe system or steam-turbine power plant, gets rid of water of condensation, air and non-condensable gas automatically, prevents steam leakage, reduces the generation of secondary steam, improves the thermal efficiency and energy utilization rate.At present the stema-trap for overheat that uses is in use found to exist the some shortcomings part, and is big as steam leakage, is easy to generate shortcomings such as secondary steam, therefore brought enormous economic loss, caused the waste of the energy.
Summary of the invention
The technical problems to be solved in the utility model is: a kind of novel adjustable pilot-operated overheated drain valve of bucket that hangs upside down is provided, can under overheated, high pressure and little loading condiction, discharge condensed water, stop steam discharge, rapidly deaeration, reduce the secondary steam discharge amount.Employing hangs upside down tub assembly as first guide structure, realizes super large discharge, and compact structure, and the withstand voltage and water-fast ability of hitting all improves a lot.By the transformation to the pilot valve intracoelomic cavity, the realization superheated vapor separates with condensed water, reduces the secondary steam discharge amount, thereby efficiently solves the described a series of problems of background technique.
In order to solve the problems of the technologies described above, a kind of novel adjustable pilot-operated stema-trap for overheat of tube that hangs upside down of the present invention comprises main valve body, flange, pilot valve body, the main valve body upper end is provided with the pilot valve body, its lower end is provided with flange, and the main valve body inner chamber is provided with main valve seat, and main valve seat adopts with main valve body and is threaded.The epicoele of main valve body is provided with Sound damping cover cartridge module, piston sleeve successively, is provided with piston in the piston sleeve, and spring ring, piston ring are housed respectively in the piston groove.The cavity of resorption of main valve body is provided with throttle sleeve, and main valve plug passes the center hole of throttle sleeve, Sound damping cover cartridge module, piston respectively, and the main valve plug bottom in throttle sleeve is equipped with returning spring, spring seat successively.Be provided with conduit in the blind hole of pilot valve intracoelomic cavity bottom, pilot valve body opening I connects the pressure inlet tube I, and the other end of pressure inlet tube I and main valve body opening inlet adopt and be welded to connect.Be provided with in the pilot valve body epicoele and hang upside down tub assembly, hang upside down tub assembly by the suspension hook on the moving fulcrum lever with hang upside down tub assembly and be welded to connect.Be welded with valve nozzle in the pilot valve body topped hole, one end of valve nozzle is connected with spool on the moving fulcrum lever, the other end of valve nozzle is connected with joint, the joint the other end is connected with the pressure inlet tube II, the other end of pressure inlet tube II is connected with pilot valve body opening II, be in its characteristics: be provided with dividing plate in the pilot valve body cavity with being separated into pilot valve body epicoele, pilot valve body cavity of resorption in the pilot valve body cavity, pass dividing plate and be provided with outlet pipe, waste pipe.The outlet pipe lower end is welded by pipe and conical tube, the base plate of two sections different-diameters, and the outlet pipe lower end is provided with exhaust port, and ball float is equipped with in the chamber in the outlet pipe lower end, and outlet pipe, waste pipe are housed in and hang upside down in the tub assembly.
The beneficial effects of the utility model are: realize separating of fresh steam and condensed water by the pilot valve body cavity, the pilot valve body cavity also plays the effect of transformation chamber, the sudden change that realizes pressure changes gradual change into, reduced the secondary steam discharge amount, pressure release is slow, reduce the collision of main valve plug and valve seat, prolonged the working life of drain valve.Therefore, the utlity model has the working pressure height, discharge capacity is big, stable performance, long, low, the energy-saving efficiency advantages of higher of leakage vapour rate of life-span.
Description of drawings
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail.
Fig. 1 is a kind of novel structural representation that hangs upside down the adjustable pilot-operated stema-trap for overheat of tube of the utility model;
Fig. 2 is the left view of Fig. 1.
Embodiment
In Fig. 1,2: main valve body 16 upper ends are provided with pilot valve body 1, and its lower end is provided with flange 14, and main valve body 16 inner chambers are provided with main valve seat 10, and main valve seat 10 adopts with main valve body 16 and is threaded.The epicoele of main valve body 16 is provided with Sound damping cover cartridge module 9, piston sleeve 18 successively, is provided with piston 19 in the piston sleeve 18, and spring ring 7, piston ring 6 are housed respectively in the piston groove.The cavity of resorption of main valve body 16 is provided with throttle sleeve 15, and main valve plug 11 passes throttle sleeve 15, Sound damping cover cartridge module 9, piston 19 center holes respectively, and returning spring 12 is equipped with in main valve plug 11 bottoms in throttle sleeve 15, and spring seat 13 is housed in the returning spring 12.Be provided with conduit 5 in pilot valve body 1 intracavity bottom blind hole, pilot valve body opening I 30 is connected with pressure inlet tube I 27, and the other end of pressure inlet tube I 27 and main valve body opening 29 inlets adopt and are welded to connect.The pilot valve body is provided with dividing plate 4 in 1 chamber, will be separated into pilot valve body epicoele 3, pilot valve body cavity of resorption 22 in pilot valve body 1 chamber, and its effect is: form pressure difference between pilot valve body epicoele 3 and pilot valve body cavity of resorption 22, the medium of pilot valve body cavity of resorption 22 is pressed into pilot valve body epicoele 3.Pass dividing plate 4 and be provided with exhaust port 2, waste pipe 23, ball float 21 is loaded onto then with the pipe and the conical tube welding of two sections different-diameters in outlet pipe 2 lower ends in chamber, outlet pipe 2 lower end, and by the base plate solder up, outlet pipe 2 lower ends are provided with exhaust port 20.Be provided with in the pilot valve body epicoele 3 and hang upside down tub assembly 24, hang upside down tub assembly 24 by the suspension hook on the moving fulcrum lever 26 with hang upside down tub assembly 24 and be welded to connect, outlet pipe 2, waste pipe 23 are housed in and hang upside down in the tub assembly 24.Be welded with valve nozzle 25 in upper valve body 1 topped hole, valve nozzle 25 1 ends are connected with spool on the moving fulcrum lever 26, the other end of valve nozzle 25 is connected with joint 32, the other end of joint 32 is connected with pressure inlet tube II 28, the other end of pressure inlet tube II 28 is connected with pilot valve body opening II 31, and pressure inlet tube II 28 communicates with piston 19 cavitys.
Working principle of the present utility model is such: be in the sinking state when hanging upside down tub assembly 24, valve nozzle 25 is in open mode, cool air enters main valve body opening 29 inlets from main valve body 16 inlets rapidly and enters drainage tube I 27, enter pilot valve body cavity of resorption 22 by pilot valve body opening I 30, enter pilot valve body epicoele 3 through exhaust port 2 and waste pipe 23 simultaneously again, by valve nozzle 25 through pressure inlet tube II 28, pilot valve body opening II 31, enter in piston 19 chambeies, discharge through piston hole 8, piston sleeve hole 17, thus the effect of the row's of playing cool air.When condensed water and superheated vapor exist simultaneously, when promptly be two phase flow this moment, when two phase flow through main valve body opening 29, pressure inlet tube I 27, enter pilot valve body cavity of resorption 22 by pilot valve body opening I 30, condensed water in the two phase flow enters outlet pipe 2, ball float 21 in the outlet pipe 2 floats owing to buoyancy function, outlet pipe 2 outlets are blocked, increased pressure in this moment pilot valve body cavity of resorption 22, condensed water in the pilot valve body cavity of resorption 22 is pressed in the pilot valve body epicoele 3 by waste pipe 23, along with increasing of condensed water and steam in the pilot valve body epicoele 3, hang upside down tub assembly 24 because buoyancy function is upwards floated, close valve nozzle 25.When hanging upside down tub assembly 24 top vapor condensations, because buoyancy reduces, hanging upside down tub assembly 24 moves downward, valve nozzle 25 is opened, condensed water is through valve nozzle 25, pressure inlet tube II 28, by pilot valve body opening II 31, enter in piston 19 chambeies, and the sectional area of piston 19 is greater than the sectional area of main valve plug 11, and under identical pressure medium, piston 19 is subjected to the downward medium power of medium making a concerted effort greater than the restoring force of main valve plug 11 suffered medium power that make progress and returning spring 12, at this moment main valve plug 11 moves down, away from main valve seat 10, runner is opened, and discharges condensed water.In valve, be full of superheated vapor, superheated vapor enters pilot valve body cavity of resorption 22 by main valve body opening 29 through drainage tube I 27, because the pressure of superheated vapor, condensed water in the pilot valve body cavity of resorption 22 is pressed into pilot valve body epicoele 3 through waste pipe 23, discharges through valve nozzle 25, pressure inlet tube II 28, piston hole 8, piston sleeve hole 17.When the condensed water in the pilot valve body cavity of resorption 22 is discharged to when a certain amount of, the ball float 21 of outlet pipe 2 lower ends sinks, outlet pipe 2 is opened, superheated vapor hanging upside down in the tub assembly 24 in outlet pipe 2 enters pilot valve body epicoele 3, hang upside down tub assembly 24 owing to be subjected to the buoyancy function come-up, close valve nozzle 25, thereby reach the effect that stops superheated vapor to be discharged.Above-mentioned course of action repeats, thereby reaches hydrophobic, the emptying gas of resistance vapour, reduce the secondary steam discharge amount.
Claims (4)
- One kind novel hang upside down the bucket an adjustable pilot-operated stema-trap for overheat, comprise main valve body (16), flange (14), pilot valve body (1), main valve body (16) upper end is provided with pilot valve body (1), its lower end is provided with flange (14), main valve body (16) inner chamber is provided with main valve seat (10), and main valve seat (10) is threaded with main valve body (16); The epicoele of main valve body (16) is provided with Sound damping cover cartridge module (9), piston sleeve (18) successively, is provided with piston (19) in the piston sleeve (18), and spring ring (7), piston ring (6) are housed respectively in the piston groove; The cavity of resorption of main valve body (16) is provided with throttle sleeve (15), main valve plug (11) passes the center hole of throttle sleeve (15), Sound damping cover cartridge module (9), piston (19) respectively, and main valve plug (11) bottom in throttle sleeve (15) is equipped with returning spring (12), spring seat (13) successively; Be provided with conduit (5) in pilot valve body (1) intracavity bottom blind hole, pilot valve body opening I (30) connects pressure inlet tube I (27), and the other end of pressure inlet tube I (27) and main valve body opening (29) inlet adopt and be welded to connect; Be provided with in the pilot valve body epicoele (3) and hang upside down tub assembly (24), hang upside down tub assembly (24) by the suspension hook on the moving fulcrum lever (26) with hang upside down tub assembly (23) and be welded to connect; Be welded with valve nozzle (25) in pilot valve body (1) topped hole, one end of valve nozzle (25) is connected with spool on the moving fulcrum lever (26), the other end of valve nozzle (25) be connected with joint (32), joint (32) the other end is connected with pressure inlet tube II (28), the other end of pressure inlet tube II (28) is connected with pilot valve body opening II (31), it is characterized in that: be provided with dividing plate (4) in pilot valve body (1) chamber and will be separated into pilot valve body epicoele (3), pilot valve body cavity of resorption (22) in pilot valve body (1) chamber; Pass dividing plate (4) and be provided with outlet pipe (2), waste pipe (23).
- 2. a kind of novel adjustable pilot-operated stema-trap for overheat of bucket that hangs upside down according to claim 1, it is characterized in that: outlet pipe (2) lower end is welded by pipe and conical tube, the base plate of two sections different-diameters.
- 3. a kind of novel adjustable pilot-operated stema-trap for overheat of bucket that hangs upside down according to claim 1, it is characterized in that: outlet pipe (2) lower end is provided with exhaust port (20), and outlet pipe (2) is equipped with ball float (21) in the chamber, lower end.
- 4. a kind of novel adjustable pilot-operated stema-trap for overheat of bucket that hangs upside down according to claim 1, it is characterized in that: outlet pipe (2), waste pipe (23) are housed in and hang upside down in the tub assembly (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206319107U CN201866520U (en) | 2010-11-30 | 2010-11-30 | Adjustable guide superheated steam trap of novel inverted bucket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206319107U CN201866520U (en) | 2010-11-30 | 2010-11-30 | Adjustable guide superheated steam trap of novel inverted bucket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201866520U true CN201866520U (en) | 2011-06-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206319107U Expired - Fee Related CN201866520U (en) | 2010-11-30 | 2010-11-30 | Adjustable guide superheated steam trap of novel inverted bucket |
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| Country | Link |
|---|---|
| CN (1) | CN201866520U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102287611A (en) * | 2011-08-01 | 2011-12-21 | 洪新强 | Floater-guided steam trap |
| CN103998850A (en) * | 2011-10-12 | 2014-08-20 | Th维特冷却机制造厂有限责任公司 | Condensate trap |
-
2010
- 2010-11-30 CN CN2010206319107U patent/CN201866520U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102287611A (en) * | 2011-08-01 | 2011-12-21 | 洪新强 | Floater-guided steam trap |
| CN103998850A (en) * | 2011-10-12 | 2014-08-20 | Th维特冷却机制造厂有限责任公司 | Condensate trap |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110615 Termination date: 20151130 |
|
| EXPY | Termination of patent right or utility model |