CN216203491U - Endoscopic hearth flame image acquisition device - Google Patents
Endoscopic hearth flame image acquisition device Download PDFInfo
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- CN216203491U CN216203491U CN202122609082.8U CN202122609082U CN216203491U CN 216203491 U CN216203491 U CN 216203491U CN 202122609082 U CN202122609082 U CN 202122609082U CN 216203491 U CN216203491 U CN 216203491U
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- lens body
- air
- pipe
- air inlet
- objective lens
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- 238000007664 blowing Methods 0.000 claims abstract description 19
- 238000003384 imaging method Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 5
- 238000001816 cooling Methods 0.000 description 6
- 238000002485 combustion reaction Methods 0.000 description 5
- 239000000446 fuel Substances 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
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Abstract
The utility model discloses an endoscopic hearth flame image acquisition device, which comprises a lens body and a lens body, wherein the lens body is provided with an air pipe through a flange, the flange is provided with an air inlet, a high-temperature objective lens group, an image transfer prism and an auxiliary lens are sequentially arranged in the lens body and the lens body from front to back, the air pipe is correspondingly provided with a window at the position close to the high-temperature objective lens group in the lens body, the air pipe comprises a lower pipe wall positioned below and an air inlet pipe arranged in the air pipe through the air inlet, the tail end of the air inlet pipe is a straight air blowing pipe section positioned on the front side of the lens body, the extension lines of the front pipe wall and the rear pipe wall of the straight air blowing pipe section which are parallel to the axial line of the straight air blowing pipe section and are positioned in the same horizontal plane can extend to the lower pipe wall, and air outlets are uniformly distributed on the flange. The compressed air source can be directly blown to the high-temperature objective lens group, so that the high-temperature objective lens group is well protected, the air pressure of the compressed air source can be reduced, and the energy-saving effect is remarkable.
Description
Technical Field
The utility model relates to an endoscopic hearth flame image acquisition device.
Background
When the combustion state of the flame of the furnace is monitored, a monitoring lens of an endoscopic furnace flame image acquisition device is directly inserted into a fire grate observation hole, the working condition on the fire grate at the initial stage of ignition and the combustion and slag discharge dynamic condition on the fire grate after normal combustion are imaged by a high-temperature sight glass, converted into video signals by a camera, transmitted into a centralized control chamber by a video cable, and restored onto a screen by a monitor, so that all combustion conditions on the fire grate are reflected. The operator can observe the combustion condition on the fire grate in real time in the control chamber, discover various abnormal conditions in time and take countermeasures, thereby ensuring the safe operation of the boiler.
An endoscopic hearth flame image acquisition device in the prior art comprises a lens body, wherein a lens body is connected to the rear end of the lens body, a camera is mounted at the tail end of the lens body, an air pipe sleeved outside the lens body and the lens body is mounted on the lens body through a flange, an air inlet is formed in the flange, high-temperature objective lenses, a relay prism and an auxiliary lens are sequentially mounted in the lens body and the lens body from front to back, images shot by the high-temperature objective lenses are transmitted along a preset direction, the auxiliary lens are used for adjusting the imaging size of the high-temperature objective lenses, and a window is correspondingly formed in the position, close to the high-temperature objective lenses, of the air pipe in the lens body. Because the temperature is very high when the flame burns in the hearth, the air cooling treatment is needed to prevent the high-temperature objective lens group in the lens body from being burnt out, and simultaneously, the fuel can generate tar when burning in the hearth, the adsorption is generated on the surface of the objective lens group, the image pickup effect is influenced, the surface of the objective lens group also needs to be washed and washed by the air cooling, the air cooling adopts a mode that an air inlet arranged on the flange plate is connected with a compressed air source for air cooling treatment, and because the annular space formed by the air pipe, the lens body and the lens body is large, the effective air cooling effect is achieved, the air pressure of the inlet air needs to be improved, a large amount of compressed air needs to be consumed, and a large amount of electric energy is wasted; in addition, compressed air flows through the front of the lens body and then enters the hearth through the window formed in the air pipe, so that a large amount of heat in the hearth can be taken away, and the using amount of fuel can be increased.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of providing an endoscopic hearth flame image acquisition device which can effectively reduce the temperature of a high-temperature objective lens group when acquiring a hearth flame image, can prevent the surface of the high-temperature objective lens group from being adsorbed by tar, and can obviously save electric energy and the amount of hearth fuel.
In order to solve the technical problems, the endoscopic hearth flame image acquisition device comprises a lens body, wherein the rear end of the lens body is connected with a lens body, the tail end of the lens body is provided with a camera, the lens body is provided with an air pipe sleeved outside the lens body and the lens body through a flange, the flange is provided with an air inlet, high-temperature objective lens groups, a relay prism and an auxiliary lens are sequentially arranged in the lens body and the lens body from front to back, the relay prism is used for transmitting images shot by the high-temperature objective lens groups along a preset direction, the auxiliary lens is used for adjusting the imaging size of the high-temperature objective lens groups, windows are correspondingly arranged at positions, close to the high-temperature objective lens groups in the lens body, of the air pipe, the air pipe comprises a lower pipe wall positioned below the air pipe and an air inlet pipe arranged in the air pipe through the air inlet, and the tail end of the air inlet pipe is a straight pipe section positioned on the front side of the lens body, the front pipe wall extension line and the rear pipe wall extension line of the blowing straight pipe section, which are parallel to the axis of the blowing straight pipe section and are in the same horizontal plane, can extend to the pipe wall of the lower part, and the flange plates are uniformly provided with air outlets.
And the rear pipe wall extension line of the front pipe wall extension line and the rear pipe wall extension line of the blowing straight pipe section is tangent to the outer surface of the high-temperature objective lens group in the lens body.
And a support rib plate is connected between the air pipe and the mirror tube body, and the air inlet pipe penetrates through the support rib plate.
The endoscopic hearth flame image acquisition device adopting the structure also comprises an air inlet pipe arranged in the air pipe through the air inlet, the tail end of the air inlet pipe is a blowing straight pipe section positioned at the front side of the lens body, the extension lines of the front pipe wall and the rear pipe wall of the blowing straight pipe section which are parallel to the axial line of the blowing straight pipe section and are positioned in the same horizontal plane can extend to the pipe wall of the lower part, and the flange plate is uniformly provided with air outlets, so that a compressed air source can directly blow to the high-temperature objective lens group, the high-temperature objective lens group has good protection effect, tar and caking can be effectively prevented from being adsorbed by the high-temperature objective lens group, meanwhile, the compressed air can be discharged through the air outlets, cannot enter a hearth, and cannot cause the heat loss of the hearth, compared with the endoscopic hearth flame image acquisition device in the prior art, the air pressure of the compressed air source is about 1/7 of the original air pressure, a large amount of air compression electric energy can be saved; the technical characteristic that the rear tube wall extension line of the front tube wall extension line and the rear tube wall extension line of the blowing straight tube section is tangent to the outer surface of the high-temperature objective lens group in the lens body is adopted, the best air cooling effect on the high-temperature objective lens group can be achieved, and the consumption of compressed air can be saved to the greatest extent; the technical characteristic that the air inlet pipe penetrates through the supporting rib plate is that the supporting rib plate is connected between the air pipe and the mirror tube body, so that the mounting strength of the air pipe and the air inlet pipe can be improved.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings.
Fig. 1 is a main sectional structural schematic view of a flame image collecting device of an endoscopic hearth in the prior art.
Fig. 2-4 are schematic main sectional structural views of the endoscopic hearth flame image capturing device according to the present invention, wherein fig. 2 shows a state where an extension line of a rear tube wall is tangent to an outer surface of a high temperature objective lens group in a lens body, and fig. 3 shows an extension line of a front tube wall extending to a point where the window intersects with a lower tube wall.
Detailed Description
Referring to fig. 1-4, referring to fig. 1 first, fig. 1 is a schematic main sectional view of an endoscopic hearth flame image collecting device in the prior art, which includes a lens body 1, a lens body 2 connected to a rear end of the lens body 1, a camera 3 mounted at a distal end of the lens body 2, an air duct 5 mounted on outer sides of the lens body 1 and the lens body 2 through a flange 4, an air inlet 6 provided on the flange 4, high temperature objective lenses 7 mounted in the lens body 1 and the lens body 2 in sequence from front to back, a relay prism 8 for transmitting an image captured by the high temperature objective lenses along a predetermined direction, and a secondary lens 9 for adjusting an imaging size of the high temperature objective lenses 7, a window 51 correspondingly formed in a position of the air duct 5 close to the high temperature objective lenses 7 in the lens body, the air duct 5 including a lower duct wall 52, referring to fig. 2-4, the endoscopic furnace hearth flame image collecting device of the prior art further includes an air inlet pipe 10 installed in the air pipe 5 through the air inlet 6, the end of the air inlet pipe 10 is a straight blowing pipe section 11 located at the front side of the lens body 1, the front and rear pipe wall extension lines 13, 14 of the straight blowing pipe section 11 parallel to the axis 12 of the straight blowing pipe section 11 and in the same horizontal plane can extend to the lower pipe wall 52, and the flange 4 is uniformly provided with air outlets 20. The arrangement mode of the blowing straight tube section 11 is preferably that the rear tube wall extension line 14 of the front and rear tube wall extension lines 13 and 14 of the blowing straight tube section is tangent to the outer surface of the high-temperature objective lens group 7 in the lens body 1. A support rib 15 may be connected between the air duct 5 and the mirror tube body 2, and the air inlet duct 10 passes through the support rib 15.
Claims (3)
1. An endoscopic hearth flame image acquisition device comprises a lens body (1), wherein the rear end of the lens body (1) is connected with a lens body (2), the tail end of the lens body (2) is provided with a camera (3), the lens body (2) is provided with an air pipe (5) which is sleeved on the outer sides of the lens body (1) and the lens body (2) through a flange (4), the flange (4) is provided with an air inlet (6), the lens body (1) and the lens body (2) are internally provided with high-temperature objective lens groups (7) in sequence from front to back, a relay prism (8) which is used for transmitting images shot by the high-temperature objective lens groups along a preset direction and an auxiliary lens (9) which is used for adjusting the imaging size of the high-temperature objective lens groups (7), the air pipe (5) is provided with a window (51) close to the position of the high-temperature objective lens groups (7) in the lens body correspondingly, and the air pipe (5) comprises a lower pipe wall (52) positioned below, the method is characterized in that: the lens body is characterized by further comprising an air inlet pipe (10) arranged in the air pipe (5) through the air inlet (6), the tail end of the air inlet pipe (10) is a blowing straight pipe section (11) located on the front side of the lens body (1), front and rear pipe wall extension lines (13, 14) of the blowing straight pipe section (11) which are parallel to the axis (12) of the blowing straight pipe section (11) and are in the same horizontal plane can extend to the lower pipe wall (52), and air outlets (20) are uniformly distributed on the flange plate (4).
2. The endoscopic hearth flame image capturing device according to claim 1, wherein: and a rear pipe wall extension line (14) of front and rear pipe wall extension lines (13, 14) of the blowing straight pipe section (11) is tangent to the outer surface of the high-temperature objective lens group (7) in the lens body (1).
3. The endoscopic hearth flame image capturing device according to claim 1 or 2, wherein: and a supporting rib plate (15) is connected between the air pipe (5) and the mirror tube body (2), and the air inlet pipe (10) penetrates through the supporting rib plate (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122609082.8U CN216203491U (en) | 2021-10-28 | 2021-10-28 | Endoscopic hearth flame image acquisition device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122609082.8U CN216203491U (en) | 2021-10-28 | 2021-10-28 | Endoscopic hearth flame image acquisition device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216203491U true CN216203491U (en) | 2022-04-05 |
Family
ID=80892125
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122609082.8U Active CN216203491U (en) | 2021-10-28 | 2021-10-28 | Endoscopic hearth flame image acquisition device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216203491U (en) |
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2021
- 2021-10-28 CN CN202122609082.8U patent/CN216203491U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: No. 265 Lingdong Street, Tieling Economic Development Zone, Tieling City, Liaoning Province, 112366 Patentee after: Liaoning Bitobar Technology Co.,Ltd. Address before: 112000 No. 265, Lingdong street, Tieling Economic Development Zone, Tieling City, Liaoning Province Patentee before: Liaoning pitotbar Polytron Technologies Inc. |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Endoscopic furnace flame image acquisition device Effective date of registration: 20231228 Granted publication date: 20220405 Pledgee: Tieling Branch of Shengjing Bank Co.,Ltd. Pledgor: Liaoning Bitobar Technology Co.,Ltd. Registration number: Y2023210000358 |