CN220061822U - Heat-insulating waterproof dustproof electric eye cover - Google Patents
Heat-insulating waterproof dustproof electric eye cover Download PDFInfo
- Publication number
- CN220061822U CN220061822U CN202321475910.6U CN202321475910U CN220061822U CN 220061822 U CN220061822 U CN 220061822U CN 202321475910 U CN202321475910 U CN 202321475910U CN 220061822 U CN220061822 U CN 220061822U
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- CN
- China
- Prior art keywords
- air inlet
- mounting base
- heat
- rubber pad
- housing
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 229920001971 elastomer Polymers 0.000 claims abstract description 33
- 239000011521 glass Substances 0.000 claims abstract description 26
- 238000001816 cooling Methods 0.000 claims abstract description 11
- 239000000463 material Substances 0.000 claims abstract description 9
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 6
- 238000004140 cleaning Methods 0.000 claims abstract description 4
- 229920001973 fluoroelastomer Polymers 0.000 claims abstract description 4
- 238000009434 installation Methods 0.000 claims abstract description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims abstract description 4
- 239000010935 stainless steel Substances 0.000 claims abstract description 4
- 238000010408 sweeping Methods 0.000 claims abstract description 4
- 238000010926 purge Methods 0.000 claims description 8
- 239000000428 dust Substances 0.000 abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 6
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract description 4
- 238000002485 combustion reaction Methods 0.000 abstract description 4
- 239000003546 flue gas Substances 0.000 abstract description 4
- 239000000779 smoke Substances 0.000 abstract description 4
- 238000007664 blowing Methods 0.000 abstract description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Substances N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 abstract description 3
- 239000000203 mixture Substances 0.000 abstract description 2
- 229910052757 nitrogen Inorganic materials 0.000 abstract description 2
- 238000009423 ventilation Methods 0.000 abstract 1
- 239000000446 fuel Substances 0.000 description 3
- 238000009413 insulation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
Landscapes
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
Abstract
A heat-insulating waterproof dustproof electric eyeshade comprises a mounting base, a housing, a rubber pad, a rubber ring and a glass cover; the glass cover is arranged between the rubber pad and the rubber ring and is fixedly arranged on the mounting base through the cover shell and the screw. The mounting base is provided with a sweeping air inlet, a cleaning air inlet and a cooling air inlet, and the housing and the rubber pad are provided with ventilation holes; the observation tube of the cover shell is provided with an observation window. The installation base adopts stainless steel material, and rubber pad and rubber circle adopt high temperature resistant fluororubber material, and thickness is 2mm. The glass cover is made of heat-resistant quartz glass material, and the structural style is a circular tube with two ends being directly connected. The utility model can isolate the electric eyes from combustion-supporting air (air or smoke air mixture), provide cooling air and blowing air simultaneously, blow and cool the electric eyes, avoid the electric eyes from being polluted by high-temperature baking or/and dust, and avoid the adhesion of condensed water. The device is applicable to high-temperature and dust environments, and is particularly applicable to ultralow-nitrogen combustion devices with flue gas external circulation.
Description
Technical Field
The utility model relates to the technical field of combustion devices, in particular to a heat-insulating waterproof dustproof electric eyeshade.
Background
Flame detectors on boilers and burners are commonly known as electric eyes. When the fuel burns, while generating smoke and giving off heat, visible or invisible light radiation is generated, which is a flame detector for detecting the flame condition in the boiler furnace in response to the light characteristics of the flame, i.e. the illumination intensity of the diffusion flame combustion and the flicker frequency of the flame. If the burner detects flame when starting purging or the flame is not detected when the fuel enters the hearth at the ignition position, the burner can immediately lock and alarm, and the corresponding system is closed to prevent unsafe problems of the boiler, so that an electric eye is the most important protection measure of the boiler.
The boiler operation, need inhale the interior air of boiler room through the air-blower, send into in the combustor and fuel mix burning, because of the general dust condition that exists in site environment, especially adopt the ultra-low nitrogen combustor of flue gas extrinsic cycle, need absorb a part flue gas, exist the smoke and dust in the flue gas, can lead to the electric eye to receive high temperature influence like this, and glass cover surface has the condition such as dust, comdenstion water, corruption, influence flame detector reliability, security and life-span, cause the boiler can not safe operation.
Therefore, heat insulation, water resistance and dust removal measures are adopted for the electric eyes, and the electric eye surface is kept clean.
Disclosure of Invention
The utility model provides an electric eye protection device capable of insulating heat, preventing dust and preventing water, aiming at the condition that high temperature, smoke dust and condensed water affect an electric eye of a combustor.
The technical scheme adopted by the utility model is as follows:
a heat-insulating waterproof dustproof electric eyeshade comprises a mounting base, a housing, a rubber pad, a rubber ring and a glass cover; the glass cover is arranged between the rubber pad and the rubber ring and is fixedly arranged on the mounting base through the cover shell and the screws; the mounting base is provided with a sweeping air inlet, a cleaning air inlet and a cooling air inlet, and is provided with electric eye mounting screw holes; the rubber pad is provided with a vent hole; the end plate of the housing is provided with an exhaust hole; an observation window is arranged on the observation cylinder of the housing.
Further, the mounting base is made of stainless steel, the thickness of the mounting base is 16mm, a purge air inlet is formed in the outer side of the mounting base, and the purge air inlet is a G3/8 pipe thread; the inner side of the mounting base is provided with a clean air inlet and a cooling air inlet which are perpendicular to each other; the installation base is provided with three-stage step holes, namely: electric eye mounting hole, glass cover mounting hole and shell cover mounting hole
Further, the mounting base is provided with an electric eye cover mounting hole, an electric eye mounting screw hole and a housing mounting screw hole.
Further, the rubber pad and the rubber ring are made of high-temperature-resistant fluororubber materials, and the thickness of the rubber pad and the rubber ring is 2mm.
Furthermore, the glass cover is made of heat-resistant quartz glass material, and the structure type is a circular tube with two ends being directly connected.
The beneficial effects of the utility model are as follows:
according to the utility model, the electric eye is isolated from combustion-supporting air through the heat-resistant quartz glass tube, and the blowing air is respectively introduced into the interior and the exterior of the glass tube, so that the electric eye is cooled, the surface of the glass cover is cleaned and purged, and the glass tube is cooled, so that the low-ring environment in the electric eye cover is further ensured. The utility model can play a role in heat insulation, water resistance and dust prevention for the electric eyes, improve the reliability and the safety of the electric eyes and prolong the service life of the electric eyes.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 (a) is a schematic front view of the present utility model.
FIG. 1 (b) is a schematic cross-sectional view of the present utility model.
Fig. 1 (c) is a schematic diagram of the overall structure of the present utility model.
Fig. 2 (a) is a schematic front view of the housing of the present utility model.
Fig. 2 (b) is a schematic cross-sectional view of the housing of the present utility model.
Fig. 2 (c) is a schematic view of the overall structure of the housing of the present utility model.
Fig. 3 (a) is a schematic front view of the mounting base of the present utility model.
Fig. 3 (b) is a schematic cross-sectional view of the mounting base of the present utility model.
The reference numerals in the drawings: 1-mounting base, 11-cooling air inlet, 12-clean air inlet, 13-purge air inlet, 14-electric eye mounting screw hole, 15-electric eye cover mounting hole, 16-cover mounting screw hole, 17-electric eye mounting hole, 18-glass cover mounting hole, 19-cover mounting hole, 2-cover, 22-observation tube, 221-observation window, 23-end plate, 231-exhaust hole, 3-rubber pad, 31-exhaust hole, 4, rubber ring, 5-glass cover, 6-screw
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1 (a), 1 (b), 1 (c), 2 (a), 2 (b) and 2 (c), the heat-insulating waterproof dustproof electric eyeshade comprises a mounting base, a housing, a rubber pad, a rubber ring and a glass cover; the rubber pad and the rubber ring are made of high-temperature resistant fluororubber material, and the thickness of the rubber pad and the rubber ring is 2mm; the glass cover is made of heat-resistant quartz glass material, and the structural style is a circular tube with two ends being directly connected; the glass cover is arranged between the rubber pad and the rubber ring and is fixedly arranged on the mounting base through the cover shell and the screws; the mounting base is provided with a sweeping air inlet, a cleaning air inlet and a cooling air inlet, and is provided with electric eye mounting screw holes; the rubber pad is provided with a vent hole; the end plate of the housing is provided with an exhaust hole; an observation window is arranged on the observation cylinder of the housing.
As shown in fig. 3 (a) and 3 (b), the mounting base is made of stainless steel, the thickness of the mounting base is 16mm, a purge air inlet is formed in the outer side of the mounting base, and the purge air inlet is a G3/8 pipe thread; the inner side of the mounting base is provided with a clean air inlet and a cooling air inlet which are perpendicular to each other; the installation base is provided with three-stage step holes, namely: electric eye mounting hole, glass cover mounting hole and shell cover mounting hole
As shown in FIG. 1 (b), the present utility model isolates the electric eyes from the combustion air by a heat-resistant quartz glass tube. When the utility model is used, compressed air or high-pressure air enters the blowing air inlet and is divided into two parts, wherein one part enters the glass cover through the cooling air inlet to cool the electric eye; part enters the outside of the glass tube through the clean air inlet, so that the surface of the glass tube is cleaned, a cooling air sleeve is formed between the glass cover and the observation tube, the glass tube is cooled, and the low-temperature environment in the electric eyeshade is further ensured.
The preferred embodiments of the utility model disclosed above are intended only to assist in the explanation of the utility model. The preferred embodiments are not exhaustive or to limit the utility model to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model. The utility model is limited only by the claims and the full scope and equivalents thereof.
Claims (5)
1. The utility model provides a thermal-insulated waterproof dustproof electric eye-shade which characterized in that: comprises a mounting base (1), a housing (2), a rubber pad (3), a rubber ring (4) and a glass cover (5); the glass cover (5) is arranged between the rubber pad (3) and the rubber ring (4) and is fixedly arranged on the mounting base (1) through the housing (2) and the screw (6); the mounting base (1) is provided with a sweeping air inlet (13), a cleaning air inlet (12) and a cooling air inlet (11), and is provided with electric eye mounting screw holes (14); the rubber pad (3) is provided with a vent hole (31); an exhaust hole (231) is formed in the end plate (23) of the housing (2); an observation window (221) is arranged on the observation cylinder (22) of the housing (2).
2. The heat-insulating waterproof and dustproof electric eyeshade as claimed in claim 1, characterized in that: the mounting base (1) is made of stainless steel, the thickness of the mounting base is 16mm, a purge air inlet (13) is formed in the outer side of the mounting base, and the purge air inlet (13) is a G3/8 pipe thread; the inner side of the mounting base (1) is provided with a clean air inlet (12) and a cooling air inlet (11) which are mutually perpendicular; the installation base (1) is provided with three-stage step holes, namely: an electric eye mounting hole (17), a glass cover mounting hole (18) and a shell cover mounting hole (19).
3. The heat-insulating waterproof and dustproof electric eyeshade as claimed in claim 1, characterized in that: the mounting base (1) is provided with an electric eye cover mounting hole (15), an electric eye cover mounting screw hole (14) and a housing mounting screw hole (16).
4. The heat-insulating waterproof and dustproof electric eyeshade as claimed in claim 1, characterized in that: the rubber pad (3) is made of high-temperature-resistant fluororubber material, and the thickness is 2mm.
5. The heat-insulating waterproof and dustproof electric eyeshade as claimed in claim 1, characterized in that: the glass cover (5) is made of heat-resistant quartz glass material, and has a structure type of a circular tube with two ends being directly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321475910.6U CN220061822U (en) | 2023-06-12 | 2023-06-12 | Heat-insulating waterproof dustproof electric eye cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321475910.6U CN220061822U (en) | 2023-06-12 | 2023-06-12 | Heat-insulating waterproof dustproof electric eye cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220061822U true CN220061822U (en) | 2023-11-21 |
Family
ID=88766166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321475910.6U Active CN220061822U (en) | 2023-06-12 | 2023-06-12 | Heat-insulating waterproof dustproof electric eye cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220061822U (en) |
-
2023
- 2023-06-12 CN CN202321475910.6U patent/CN220061822U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |