CN2208664Y

CN2208664Y - Dirt-discharge and sound damp device for boiler

Info

Publication number: CN2208664Y
Application number: CN 94231964
Authority: CN
Inventors: 蔡怀仁
Original assignee: Individual
Current assignee: Individual
Priority date: 1994-12-29
Filing date: 1994-12-29
Publication date: 1995-09-27
Anticipated expiration: 2004-12-29

Abstract

The utility model relates to a dirt-discharge and sound damping device for boilers, which is mainly composed of a housing (8), a bore tube (3) and a rotary water extractor (7). The upper part of the housing is provided with an air outlet (1) and the lower part is provided with a drain (10). The bore tube is placed inside the housing. A liquid inlet tube penetrates into the housing and the bore tube, and the rotary water extractor is arranged above the liquid inlet tube inside the bore tube. The utility model has the advantages that the device makes the waste vapor with dross extracted from the boiler been not spray disorderly, and makes the solid, liquid and gas expelled along a prescribed direction after three-phase separating. The sound damping of the small bore makes the noise created when the boiler discharging reduced by 20-25 decibel, and makes the sound volume below 75 decibel when discharging the vapor liquid. This dirt-discharge and sound damping device is provided with simple structure, convenient installation and operation.

Description

Dirt-discharge and sound damp device for boiler

Utility model relates to a kind of silencing means, particularly a kind of boiler blow-off silencing means that can make the solid, liquid, gas three phase separation.

Now use the big arcola of various models, when accumulating to a certain degree, the steam of band dirt all to discharge, general boiler will discharge for several times every day, water, vapour, dirty slag band certain pressure and higher temperature during discharging, have bigger loud, shrill and long sound sound simultaneously, the ejection of from boiler steam discharge liquid pipe, whistling, bigger noise and be with dirty aqueous vapor to pollute surrounding environment.The pollution of this for many years noise and aqueous vapor dirt slag is not seen with certain device and is administered.

The purpose of utility model is exactly to provide a kind of aqueous vapor dirt slag solid, liquid, vapour three phase separation that allows boiler discharge to discharge to the direction of regulation, reduces the following silencing apparatus for boiler blow-off of discharge standard that displacement noise makes it to reach regulation.

For addressing the above problem, solution of the present invention is: mainly by shell, hole pipe, revolve separator and constitute a boiler blow-off silencing means, shell upper is put the gas outlet, the bottom sewage draining exit, the hole pipe places enclosure, feed tube penetrates in shell and the hole pipe, revolves separator and puts feed tube top in the pipe of hole.

Revolving separator is the structure of a band rotor, and its number in the pipe of hole is 2-4.Revolve separator and have 2-6 rotor, opening is arranged in the wing, the top sealing, the bottom is a tubulose.Pipe is built-in with plate washer in the hole.On the lower part wall of hole pipe, put bar hole, in, put the gas-liquid hole on the top wall, hole pipe top seal.Bar hole is distributed as even distribution on the pipe of hole, its length is 5-10cm, and width is 2-3mm.The caliber of feed tube is corresponding with boiler steam discharge liquid pipe caliber, and the caliber of hole pipe is 3-4 a times of feed tube caliber, and the caliber of shell is 2-3 a times of hole pipe caliber.Plate washer is the circular plate washer of internal diameter or internal diameter corresponding with the feed tube caliber greater than the feed tube caliber, and the gas-liquid hole is evenly distributing between plate washer and on the hole tube wall above the plate washer, and gas-liquid hole area sum is corresponding with the feed tube cross-sectional area.The number of plate washer in hole pipe is that 2-4 is individual, and first to revolve separator can be one with feed tube, and other revolves separator and can be fixed on the plate washer, places following 2/3 place between plate washer.On the pipe of hole, deploy the brace rod that links to each other with shell.The area of gas outlet is greater than the cross-sectional area of hole pipe on the shell.

When boiler emission, the high pressure aqueous vapor that has dirty slag sprays from the feed tube mouth of pipe, revolving under the separator effect, become rotation steam and separation, dirt slag and part moisture content, spray from bar hole, dropping to sewage draining exit is discharged from, be partly with certain pressure steam and continue to rise, plate washer blocks part moisture content, and a part arrives the next one and revolves separator, rotation once more, be discharged to through the gas-liquid hole that the space becomes water liquid in the shell, a part stops into water liquid through plate washer, drops to sewage draining exit, the part gas is discharged vapour-liquid through the gas-liquid hole in uphill process to the gas outlet, dirty slag-the draining of rotation separation row-stop, rotation separation-draining-stop-go up that exhaust-following draining slag pressure in whole process reduces gradually, Gu, liquid, the vapour three phase separation, the aperture noise reduction.

The advantage of utility model of the present invention is: owing to be provided with the hole pipe of different passes and revolve separator, solid, liquid, vapour three phase separation are discharged by the direction of regulation, be with dirty slag waste water vapour can disorderly not spray; Owing to adopted the outlet area of continuous expansion waste water vapour and the mode of aperture noise reduction, make noise reduce the 20-25 decibel again, volume reaches below 75 decibels during exhaust liquid, has reached national specified discharge standard.

Below in conjunction with the drawings and specific embodiments utility model is described in further detail.

Fig. 1 is the structure diagram of utility model.

Fig. 2 is the front view that utility model is revolved separator.

Fig. 3 is the A-A cutaway view that utility model is revolved separator.

With reference to Fig. 1, Fig. 2, Fig. 3.

The gas outlet, 2. brace rod, 3. hole pipe, 4. the gas-liquid hole, 5. plate washer, 6. bar hole, 7. revolve separator, 8. shell, 9. feed tube, 10. sewage draining exit, 11. interfaces.

Silencing apparatus for boiler blow-off shown in Figure 1 is by shell 8, hole pipe 3, revolving separator 7 constitutes, gas outlet 1 is deployed in going up of shell 8, bottom one side sewage draining exit 10, hole pipe 3 places enclosure, feed tube 9 penetrates in shell and the hole pipe, the bottom of hole pipe can be fixed on the feed tube, revolving separator puts in the pipe of hole, the top of feed tube, first revolves separator and feed tube can be one, the structure of revolving separator is one to have structure (Fig. 2 of rotor, Fig. 3), it can be opens 2-6 " L " type otch on the tube wall of the mouth of pipe one end of section of a pipe, the tangential direction opened with certain angle that makes " L " otch prolong pipe promptly becomes rotor, dehisces to be the rotor internal orifice, the rotor of per 2 symmetries direction of dehiscing is opposite, also can asymmetric one-tenth rotation shape.For the bigger rotor of swing can extend, angle can be made into the camber that more helps the gas-liquid rotation, and the rotor upper opening should seal.Also can on section of a pipe, cut 2-8 bar hole, rotor on a side of each bar hole, open top sealing; Revolve separator and also can be the structure that other vapour-liquid that can make the band certain pressure becomes rotation status.The direction of rotation of rotor can make the gas-liquid level or slightly be rotated down, and the number of rotor is preferably 2, and revolving the number of separator in the pipe of hole is 2-4,2 of operated by rotary motion.Put plate washer 5 above each revolves separator respectively, plate washer is an annular, and its outer rim is connected with the inwall of hole pipe, the bore of interior ring and feed tube or to revolve separator basic circle bore consistent or greater than the feed tube bore.By plate washer, gas-liquid is separated step by step in uphill process.

Have elongated bar hole on the tube wall of hole, bar hole is long to be 5-10cm.Wide is 2-3mm, and it is distributed as on the wall of pipe bottom, hole and evenly distributes.Direct reach and revolve separator by advancing gas-liquid pipe with the waste water vapour of dirty slag, produce rotation at a high speed, dirty slag with which and part water liquid throw away from bar hole, arrange to the place of stipulating from sewage draining exit 10 downwards along shell, part steam continues to prolong the hole pipe and rises, under the effect of plate washer, steam is constantly by under the shelves, flow out by sewage draining exit 10 at last, the water that rises, vapour revolve separator, plate washer, aperture, volumetric expansion through the next one, and pressure reduces, and sound reduces, most of water is separated, the resistance shelves are flowed out by sewage draining exit, and surplus vapour (gas) is discharged by gas outlet 1.In the utility model, air inlet liquid interface tube can be linked to each other with the boiler gland steam exhauster by ring flange interface 11, and the caliber of feed tube 9 can be consistent with boiler steam discharge liquid pipe caliber, and the caliber of hole pipe 3 is 3-4 a times of feed tube caliber, and the caliber of shell is 2-3 a times of hole pipe caliber.Have little gas-liquid hole 4 on the hole pipe between plate washer and plate washer top, a plurality of apertures are distributed on the pipe of hole, and all little gas-liquid hole area sums are corresponding with the feed tube orifice area.Plate washer evenly distributes in the pipe of hole, revolves separator and places following 2/3 place between two plate washers on the baffle plate.Hole pipe top seal, on pipe top, hole or the top put and the hole is guaranteed keep steady the fixed brace rod that links to each other with shell, brace rod can divide stablizing of triangle or other angle supporting hole pipe with 3-5 bar steel rod.The area of gas outlet is greater than the cross-sectional area of hole pipe, and the gas outlet area is 1.2-1.6 a times of hole pipe area.Each several part of the present invention is all made with ability certain pressure material.

Utility model is not only applicable to the boiler blow-off noise reduction, similarly separates the solid, liquid, gas three-phase material for other, as long as adopted above-mentioned structure of revolving separator and hole pipe, belongs to the protection domain of utility model yet.

Claims

1, a kind of silencing apparatus for boiler blow-off, it is characterized in that: it is mainly managed (3), is revolved separator (7) formation by shell (8), hole, gas outlet (1) is deployed in going up of shell, under deploy sewage draining exit (10), the hole pipe places enclosure, feed tube (9) penetrates in shell and the hole pipe, revolves separator and puts in the pipe of hole, feed tube (9) top.

2, according to the described silencing apparatus for boiler blow-off of claim 1, it is characterized in that: revolve separator and be one and have the structure of rotor, its number in the pipe of hole is that 2-4 is individual.

3, according to the described boiler blow-off noise reduction of claim 2, it is characterized in that: revolving separator is to have 2-6 rotor, and opening is arranged in the wing, the top sealing, and the bottom is the structure of tubulose.

4, according to the described silencing apparatus for boiler blow-off of claim 3, it is characterized in that: be built-in with plate washer (5) at hole pipe (3).

5, according to the described silencing apparatus for boiler blow-off of claim 4, it is characterized in that: put bar hole (6) on the wall of hole pipe bottom, Kong Guanzhong is last, put gas-liquid hole (4) on portion's wall, and top seal is managed in the hole.

6, according to the described silencing apparatus for boiler blow-off of claim 5, it is characterized in that: bar hole is distributed as even distribution on the pipe of hole, and its length is 5-10cm, and width is 2-3mm.

7, according to claim 1,2,3,4,5 or 6 described silencing apparatus for boiler blow-off, it is characterized in that: the caliber of managing (3) in the hole is 3-4 a times of feed tube caliber, and the caliber of shell (8) is 2-3 a times of hole pipe caliber.

8, according to the described silencing apparatus for boiler blow-off of claim 7, it is characterized in that: plate washer (5) is corresponding with the feed tube caliber or greater than the circular plate washer of feed tube caliber for internal diameter, gas-liquid hole (4) is evenly distributing between plate washer and on the hole tube wall above the plate washer, and gas-liquid hole area sum is corresponding with the feed tube cross-sectional area.

9, described according to Claim 8 silencing apparatus for boiler blow-off is characterized in that: the number of plate washer in hole pipe is that 2-4 is individual, and first to revolve separator can be one with feed tube, and other revolves separator and can be fixed on the plate washer, places following 2/3 place between plate washer.

10, according to the described silencing apparatus for boiler blow-off of claim 7, it is characterized in that: deploy the brace rod (2) that links to each other with shell on the pipe of hole, the area of gas outlet on the shell (10) is greater than the cross-sectional area of hole pipe (3).