CN103343979A

CN103343979A - High-temperature probe cooling device

Info

Publication number: CN103343979A
Application number: CN2013102577818A
Authority: CN
Inventors: 高鑫; 蔡永厚; 汪升; 张勇; 徐勇
Original assignee: Hefei Gold Star M & E Technical Development Co Ltd
Current assignee: Hefei Gold Star M & E Technical Development Co Ltd
Priority date: 2013-06-25
Filing date: 2013-06-25
Publication date: 2013-10-09

Abstract

The invention relates to the field of industrial equipment cooling, in particular to a high-temperature probe cooling device. A high-temperature probe is stretched into a furnace through a through hole formed in the wall of the furnace, a gas flow passageway is arranged in the gap between the high-temperature probe and the through hole, and the gas inlet of the gas flow passageway and the gas outlet of the gas flow passageway are both formed in one side outside the furnace. Due to the fact that the gas inlet and the gas outlet are both formed in one side outside the furnace, cooling gas enters the passageway from the gas inlet, passes through the gas flow passageway to conduct cooling on the high-temperature probe and is then discharged out of the furnace through the gas outlet, and the cooling gas does not influence the inner portion of the furnace while playing the cooling role.

Description

The high-temperature probe cooling device

Technical field

The present invention relates to industrial equipment cooling field, particularly a kind of high-temperature probe cooling device.

Background technology

In each related industries field such as electric power, building materials, petrochemical industry and metallurgy, all kinds of combustion processes are of paramount importance link in the whole production technological process often.Safe productivity and product quality take place, improve to the real time monitoring of combustion process to preventing accident in realization, realize the high-efficiency and economic operation of production technology equipment, have significant values.Common way is high-temperature probe to be stretched in the stove monitor, because temperature is very high in the stove, is generally hundreds of to thousands of degree, and high-temperature probe must be equipped with cooling infrastructure, with guarantee its can be for a long time, effectively work.

The mode of cooling is divided into air cooling and water-cooled.Water-cooled efficient is higher than air cooling, but water-cooled need be connected the water source, and if in some occasion because equipment goes wrong, cause cooling water to leak in the stove, will lead to grave consequences.So what present high-temperature probe cooling major part in usefulness all adopted is the air cooling mode.Traditional air cooling mode is managed and outer tube in being arranged with outside high-temperature probe as shown in Figure 1, feeds cold air in the gap of inner and outer pipe, takes away the heat of high-temperature probe to reach cooling purpose.There is following deficiency in such type of cooling: 1, unnecessary gas is discharged in the stove, causes the oxygen content in the stove to change to some extent, and combustion process is influenced to some extent; 2, the unnecessary gas that is discharged in the stove has also reduced the interior temperature of stove, has increased energy consumption.

Summary of the invention

The object of the present invention is to provide a kind of high-temperature probe cooling device, guarantee to reduce when high-temperature probe is cooled the influence to inner operating.

For realizing above purpose, the technical solution used in the present invention is: a kind of high-temperature probe cooling device, stretch in the stove in the through hole that high-temperature probe is offered on the furnace wall, be furnished with current path in the gap of described high-temperature probe and through hole, the air inlet of described current path, gas outlet all are positioned at the outer side of stove.

Compared with prior art, there is following technique effect in the present invention:

Because air inlet, gas outlet all are located at the outer side of stove, after refrigerating gas is entered by air inlet, after enforcement is cooled off to high-temperature probe through current path, be discharged to outside the stove by the gas outlet again, refrigerating gas can be to not impacting in the stove when playing cooling effect.

Description of drawings

Fig. 1 is the prior art structural representation;

Fig. 2 is that structure of the present invention is minded figure;

Fig. 3 is the A-A cutaway view of Fig. 2;

Fig. 4 is the B-B cutaway view of Fig. 3.

The specific embodiment

Below in conjunction with Fig. 2 to Fig. 4, the present invention done being described in further detail:

Consult Fig. 2, a kind of high-temperature probe cooling device stretches in the stove in the through hole that high-temperature probe 10 is offered on the furnace wall, is furnished with current path in the gap of described high-temperature probe 10 and through hole, and the air inlet 21 of described current path, gas outlet 22 all are positioned at the outer side of stove.The current path here can be that many metal tubes are arranged and formed, also can be that a metal tube helical form layout forms, can also be to have the sheath in folder chamber to constitute, can effectively implement cooling as long as guarantee to high-temperature probe 10 when air-flow flows through in path.Of the present invention focusing on all is arranged on inlet, outlet 21,22 outside the stove, so just refrigerating gas can be discharged out of the furnace, and do not change the gas content in the stove, also just can the combustion conditions in the stove do not impacted, and improved the quality of product.

As preferred version of the present invention, be arranged with pillar 30 on the described high-temperature probe 10, folder chamber 31 is set in the described pillar 30, refrigerating gas enters and folder chamber 31 side flow in the stove that postpones from air inlet 21, folder chamber 31 side flow and 22 flow out the described current path of formations from the gas outlet to stove outside again postpones during an end to the stove, the trend of current path is shown in the black arrow among Fig. 2, be circuitous shape through high-temperature probe, air inlet 21 is positioned at illustrated below among the figure, and gas outlet 22 is positioned at the diagram top.The folder chamber 31 here is to be arranged on the tube wall of pillar 30, and the length direction of the pillar 30 of postponing is arranged, one of folder chamber 31 more than layout, part is pressed from both sides the chamber and is linked to each other with air inlet 21, and part is pressed from both sides the chamber and linked to each other with gas outlet 22, and each presss from both sides between the chamber is separate, only communicating with each other near a side in the stove, like this, the part folder chamber that links to each other with air inlet 21 is actually and has constituted intake channel, and the part folder chamber that links to each other with gas outlet 22 has constituted the path of giving vent to anger.

As preferred version of the present invention, pipe 32, outer tube 33 and dividing plate 34 in described pillar 30 comprises, described inner and

outer pipe

32,33 the described folder of formation chambeies 31.It is comparatively convenient that folder chamber 31 is set like this, and technology is simple, needn't process current path at sheath 30.Described dividing plate 34 is arranged between the inner and

outer pipe

32,33 and described folder chamber 31 is divided into folder chamber 311, presss from both sides chamber 312 down, the dividing plate 34 here is furnished with two, two dividing plates 34 are positioned at face with one side, manage 32 shaft core lines in described the process and be positioned at horizontal plane, as shown in Figure 3, the upper and lower folder chamber that splits of dividing plate 34 311,312 sizes are consistent like this, guaranteed evenly flowing of turnover air-flow.Upper and lower folder chamber 311,312 is positioned at the outer side of stove and is communicated with gas outlet 22, air inlet 21 respectively, is positioned at stove one side and communicates with each other, and as shown in Figure 4, the aperture of its connection place is to be surrounded and formed by dividing plate 34, interior pipe 32, outer tube 33.

It is pointed out that when being provided with two dividing plates 34 upside of high-temperature probe 10, downside cooling are even inadequately, but it is simple in structure.The dividing plate 34 here can arrange four, six or more, inner and

outer pipe

32,33 is divided into the son folder chamber of respective number, adjacent son folder chamber is communicated with air inlet 21, gas outlet 22 respectively, the benefit of Bu Zhiing is like this, the circumferential cooling of high-temperature probe 10 is more even, more effective, but its structure is also slightly complicated.Therefore, the quantity of dividing plate 34 need be set according to the situation of reality.

Further, in order also effectively to be cooled off the termination that guarantees high-temperature probe 10, described pillar 30 is positioned at the sealing of stove one end, in the present embodiment, we are by being arranged to sphere with inner and

outer pipe

32,33 termination, as shown in Figure 2, and like this, the folder chamber 31 that forms in the middle of them also is arc-shaped transition herein, and air-flow therefrom flows through more steady.The camera lens place that is positioned at high-temperature probe 10 on the pillar 30 offers through hole 35, guarantees that the camera lens of high-temperature probe 10 can be observed the interior combustion conditions of stove.The through hole 35 here is to be surrounded by tube wall 36 to form, and the tube wall 36 inside and outside two ends that constitute through hole 35 link to each other with interior pipe 32, outer tube 33 respectively.

Claims

1. high-temperature probe cooling device, stretch in the stove in the through hole that high-temperature probe (10) is offered on the furnace wall, it is characterized in that: be furnished with current path in the gap of described high-temperature probe (10) and through hole, the air inlet of described current path (21), gas outlet (22) all are positioned at the outer side of stove.

2. high-temperature probe cooling device as claimed in claim 1, it is characterized in that: be arranged with pillar (30) on the described high-temperature probe (10), folder chamber (31) is set in the described pillar (30), refrigerating gas enters and folder chamber (31) side flow in the stove that postpones from air inlet (21), postpone again during an end to the stove folder chamber (31) to stove outside a side flow and from the gas outlet (22) flow out the described current path of formation.

3. high-temperature probe cooling device as claimed in claim 2, it is characterized in that: described pillar (30) comprises interior pipe (32), outer tube (33) and dividing plate (34), constitute described folder chamber (31) between described inner and outer pipe (32,33), described dividing plate (34) is arranged between the inner and outer pipe (32,33) and described folder chamber (31) is divided into folder chamber (311), presss from both sides chamber (312) down, upper and lower folder chamber (311,312) is positioned at the outer side of stove and is communicated with gas outlet (22), air inlet (21) respectively, is positioned at stove one side and communicates with each other.

4. high-temperature probe cooling device as claimed in claim 3 is characterized in that: described pillar (30) is positioned at the sealing of stove one end, and the camera lens place that is positioned at high-temperature probe (10) on the pillar (30) offers through hole (35).

5. high-temperature probe cooling device as claimed in claim 4 is characterized in that: the inside and outside two ends of tube wall (36) that constitute through hole (35) link to each other with interior pipe (32), outer tube (33) respectively.