CN203927994U - A kind of flame detection device that ensures sealing property that is beneficial to - Google Patents
A kind of flame detection device that ensures sealing property that is beneficial to Download PDFInfo
- Publication number
- CN203927994U CN203927994U CN201420355230.5U CN201420355230U CN203927994U CN 203927994 U CN203927994 U CN 203927994U CN 201420355230 U CN201420355230 U CN 201420355230U CN 203927994 U CN203927994 U CN 203927994U
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- sidewall
- cover plate
- sealing property
- glass
- beneficial
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Abstract
The utility model discloses a kind of flame detection device that ensures sealing property that is beneficial to, comprise shell and flame detecting assembly, described shell comprises the cover plate that forms the sidewall of casing side, the base plate that forms tank floor and formation casing upper surface, described sidewall is to roll by corrugated plating the tubular structure forming, and each gauffer on corrugated plating is around the closed ring of the circumferential formation of sidewall, and the different piece on each ring is all positioned on sustained height; On sidewall or cover plate, be also provided with glass; Described flame detecting assembly comprises any one in Infrared Detectors or ultraviolet detector; On sidewall or cover plate, be also provided with penetration pipe, described penetration pipe comprises threaded block, fastening screw and sealing ring.The utility model is simple in structure, be conducive to the sealing property that prevents connection and the seal failure under larger thermal stress of described shell, the service life that is conducive to flame detecting assembly and precision, is conducive to ensure described shell, be conducive to reliability of the present utility model.
Description
Technical field
The utility model relates to a kind of for supervising the safety monitoring device of flame situation, particularly relates to a kind of flame detection device that ensures sealing property that is beneficial to.
Background technology
The at present place such as chemical plant, oil plant, transformer station, industrial stores or even the common diesel generator room as Emergency Power, may there is imflammable gas or dust, because industrial control equipment is numerous, operating mode complexity, these important events must strictly be monitored unexpected abnormality situations such as naked light, flue dust, electrical short-circuit, blasts, and flame detection device is indispensable safety means in above-mentioned zone.
Prior art Flame sniffer is generally to encapsulate Infrared Detectors in aluminium matter or plastic casing, according to the installation site of flame detector, may require detector circuit to completely cut off with external environment, be that aluminium matter or plastic casing need be brought into play sealing insulating effect, the probe body that applies to the monitoring of gas fired-boiler furnace flame combustion case just need meet above-mentioned requirements.In prior art, because gas fired-boiler burner hearth temperature difference under work and idle state exceedes hundreds of degree Celsius, gas fired-boiler burner hearth all needed purge with displacement imflammable gas wherein before igniting, while preventing from lighting a fire, blast, the flame detection device shell that Here it is need to apply to wherein must have good sealing effectiveness, prior art Flame detector is undesirable in thermal stress lower seal performance, and the reliability in the large environment of difference variation awaits improving.
Utility model content
Undesirable in thermal stress lower seal performance for above-mentioned prior art Flame detector, the reliability in the large environment of difference variation awaits raising problem, and the utility model provides a kind of flame detection device that ensures sealing property that is beneficial to.
For addressing the above problem, a kind of being beneficial to that the utility model provides ensures that the flame detection device of sealing property solves problem by following technical essential: a kind of flame detection device that ensures sealing property that is beneficial to, comprise and be the shell of casing and flame detecting assembly is in the enclosure set, described shell comprises the sidewall that forms casing side, form the base plate of tank floor and the cover plate of formation casing upper surface, described sidewall is to roll by corrugated plating the tubular structure forming, and each gauffer on corrugated plating is around the closed ring of the circumferential formation of sidewall, different piece on each ring is all positioned on sustained height,
On sidewall or cover plate, be also provided with the glass passing through for light;
Described flame detecting assembly comprises any one in Infrared Detectors or ultraviolet detector;
On sidewall or cover plate, be also provided with the penetration pipe through described shell for cable, described penetration pipe comprises and is fixed on sidewall or cover plate and is wherein provided with the threaded block of reducing through hole, is threaded and is provided with the fastening screw of through hole and is fastened on the sealing ring in threaded block reducing through hole with threaded block, is also provided with the through hole passing for cable on described sealing ring.
Concrete, the flame detecting assembly arranging is for monitoring the combustion case of flame, the shell arranging contacts with extraneous imflammable gas or dust for the circuit part that intercepts flame detecting assembly, the glass arranging is convenient to infrared light or ultraviolet light passes through shell, be beneficial to the susceptibility of flame detecting assembly to flame combustion situation, preferably flame detector is arranged on the rear of glass.
In the utility model, sidewall is to roll by corrugated plating the tubular structure forming, and each gauffer on corrugated plating is around the closed ring of the circumferential formation of sidewall, different piece on each ring is all positioned at the design feature on sustained height, be convenient to the distortion of sidewall under thermal stress: sidewall, cover plate and base plate are in the time that variations in temperature expands or shrink, the design feature of sidewall makes it adapt to above-mentioned expansion or contraction by distortion, to reduce the size of thermal stress on shell, like this, be conducive to prevent that described shell from connecting and seal failure under larger thermal stress, adopt above version simultaneously, be convenient to by shell arrange larger, even if the larger thermal deformation that larger shell causes also can be adapted to by the distortion of sidewall, like this, heat-barrier material can be set in the situation that ensureing connection and sealing property on the utility model, be conducive to service life and the precision of flame detecting assembly, the penetration pipe arranging passes described shell for flame detecting assembly and extraneous line, in the version of penetration pipe, screw thread on threaded block can be set to internal thread, on the part that on threaded block, different diameter hole is less and sealing ring, the aperture of through hole is set to be slightly larger than the external diameter of described connecting line, extruding by fastening screw to sealing ring, make sealing ring and distortion, to realize the sealing in gap between sealing ring and line, above version is conducive to ensure the sealing property of described shell, is conducive to reliability of the present utility model.
Further technical scheme is:
Installation and removal for ease of glass on the utility model, be beneficial to I& M of the present utility model, also comprise and become bolted glass holder with sidewall or cover plate, on described sidewall or cover plate, be provided with glass wedged groove, described glass is fastened in glass wedged groove by glass holder.More than be arranged so that glass is and removably connects on sidewall or cover plate.
For ease of the installation and maintenance of flame detecting assembly in the utility model shell, make side wall upper part produce stress to concentrate, so that maintenance of the present utility model and extend the life-span of the present utility model, described sidewall is cylinder, cover plate becomes bolt to be connected with one of them in base plate with sidewall, and another and sidewall are welded to connect.
Installation for ease of the utility model in boiler furnace, is also fixedly connected with holder on described base plate, be provided with at least two connecting bolt holes on described holder.
Because shell all can produce deformation in various degree under different temperatures, be subject to above-mentioned influence of crust deformation to change the decline of cause certainty of measurement with respect to glass position for reducing Infrared Detectors or ultraviolet detector, described flame detecting assembly also comprises detector mount pad, one end of described detector mount pad is fixed on shell, and Infrared Detectors or ultraviolet detector are fixed on the other end of detector mount pad.
For the benefit of response accuracy of the present utility model, described flame detector assembly comprises Infrared Detectors and ultraviolet detector.
For strengthening intensity of the present utility model, described glass is safety glass, and sidewall, base plate and cover plate are aluminium alloy.
The utlity model has following beneficial effect:
1, sidewall is to roll by corrugated plating the tubular structure forming, and each gauffer on corrugated plating is around the closed ring of the circumferential formation of sidewall, different piece on each ring is all positioned at the design feature on sustained height, be convenient to the distortion of sidewall under thermal stress: sidewall, cover plate and base plate are in the time that variations in temperature expands or shrink, the design feature of sidewall makes it adapt to above-mentioned expansion or contraction by distortion, to reduce the size of thermal stress on shell, like this, be conducive to prevent that described shell from connecting and seal failure under larger thermal stress.
2, adopt above version simultaneously, be convenient to by shell arrange larger, even if the larger thermal deformation that larger shell causes also can be out of shape adaptation by sidewall, like this, can in the situation that ensureing connection and sealing property, heat-barrier material be set on the utility model, be conducive to service life and the precision of flame detecting assembly.
3, the penetration pipe arranging passes described shell for flame detecting assembly and extraneous line, in the version of penetration pipe, screw thread on threaded block can be set to internal thread, on the part that on threaded block, different diameter hole is less and sealing ring, the aperture of through hole is set to be slightly larger than the external diameter of described connecting line, extruding by fastening screw to sealing ring, make sealing ring and distortion, to realize the sealing in gap between sealing ring and line, above version is conducive to ensure the sealing property of described shell, is conducive to reliability of the present utility model.
Brief description of the drawings
Fig. 1 is a kind of cutaway view that is beneficial to a specific embodiment of flame detection device that ensures sealing property described in the utility model.
Figure acceptance of the bid note is respectively: 1, sidewall, 2, penetration pipe, 21, threaded block, 22, fastening screw, 23, sealing ring, 3, cover plate, 4, viewport, 5, glass, 6, glass holder, 7, Infrared Detectors, 8, ultraviolet detector, 9, detector mount pad, 10, base plate, 11, holder.
Detailed description of the invention
Below in conjunction with embodiment, the utility model is described in further detail, but structure of the present utility model is not limited only to following examples.
Embodiment 1:
As Fig. 1, a kind of flame detection device that ensures sealing property that is beneficial to, comprise and be the shell of casing and flame detecting assembly is in the enclosure set, described shell comprises the cover plate 3 that forms the sidewall 1 of casing side, the base plate 10 that forms tank floor and formation casing upper surface, described sidewall 1 is for to roll by corrugated plating the tubular structure forming, and each gauffer on corrugated plating is around the closed ring of the circumferential formation of sidewall 1, and the different piece on each ring is all positioned on sustained height;
On sidewall 1 or cover plate 3, be also provided with the glass 5 passing through for light;
Described flame detecting assembly comprises any one in Infrared Detectors 7 or ultraviolet detector 8;
On sidewall 1 or cover plate 3, be also provided with the penetration pipe 2 through described shell for cable, described penetration pipe 2 comprises and is fixed on sidewall 1 or cover plate 3 and is wherein provided with the threaded block 21 of reducing through hole, is threaded and is provided with the fastening screw 22 of through hole and is fastened on the sealing ring 23 in threaded block 21 reducing through holes with threaded block 21, on described sealing ring 23, is also provided with the through hole passing for cable.
In the present embodiment, sidewall 1 adopts aluminium alloy plate that in GB-T 4438-2006, the trade mark is 1070A to roll and forms, and the utility model applies in gas fired-boiler that capacity is 5T-20T/H, the outside of the utility model housing is also provided with heat insulation asbestos, gapped between heat insulation asbestos and housing, in gap, be also provided with pressure cooling-air.
Embodiment 2:
The present embodiment is further qualified on the basis of embodiment 1, as Fig. 1, installation and removal for ease of glass 5 on the utility model, be beneficial to I& M of the present utility model, also comprise and sidewall 1 or 3 one-tenth bolted glass holders 6 of cover plate, on described sidewall 1 or cover plate 3, be provided with glass wedged groove, described glass 5 is fastened in glass wedged groove by glass holder 6.More than be arranged so that glass 5 is and removably connects on sidewall 1 or cover plate 3.
Embodiment 3:
The present embodiment is further qualified on the basis of embodiment 1, and as Fig. 1, the installation for ease of the utility model in boiler furnace, is also fixedly connected with holder 11 on described base plate 10, is provided with at least two connecting bolt holes on described holder 11.
Embodiment 4:
The present embodiment is further qualified on the basis of embodiment 1, as Fig. 1, because shell all can produce deformation in various degree under different temperatures, be subject to above-mentioned influence of crust deformation to change the decline of cause certainty of measurement with respect to glass 5 positions for reducing Infrared Detectors 7 or ultraviolet detector 8, described flame detecting assembly also comprises detector mount pad 9, one end of described detector mount pad 9 is fixed on shell, and Infrared Detectors 7 or ultraviolet detector 8 are fixed on the other end of detector mount pad 9.
Embodiment 5:
The present embodiment is further qualified on the basis of embodiment 1, as Fig. 1, and for the benefit of response accuracy of the present utility model, described flame detector assembly comprises Infrared Detectors 7 and ultraviolet detector 8.
Embodiment 6:
The present embodiment is further qualified on the basis of above embodiment, and as Fig. 1, for strengthening intensity of the present utility model, described glass 5 is safety glass, and sidewall 1, base plate 10 and cover plate 3 are aluminium alloy.
Above content is the further description of the utility model being done in conjunction with concrete preferred embodiment, can not assert that detailed description of the invention of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, not departing from other embodiments that draw under the technical solution of the utility model, all should be included in protection domain of the present utility model.
Claims (7)
1. one kind is beneficial to the flame detection device that ensures sealing property, comprise and be the shell of casing and flame detecting assembly is in the enclosure set, it is characterized in that: described shell comprises the cover plate (3) that forms the sidewall (1) of casing side, the base plate (10) that forms tank floor and formation casing upper surface, described sidewall (1) is for to roll by corrugated plating the tubular structure forming, and each gauffer on corrugated plating is around the closed ring of circumferential formation of sidewall (1), and the different piece on each ring is all positioned on sustained height;
On sidewall (1) or cover plate (3), be also provided with the glass (5) passing through for light;
Described flame detecting assembly comprises any one in Infrared Detectors (7) or ultraviolet detector (8);
On sidewall (1) or cover plate (3), be also provided with the penetration pipe (2) through described shell for cable, described penetration pipe (2) comprises that to be fixed on sidewall (1) or cover plate (3) upper and be wherein provided with the threaded block (21) of reducing through hole, be threaded and be provided with the fastening screw (22) of through hole and be fastened on the sealing ring (23) in threaded block (21) reducing through hole with threaded block (21), and described sealing ring is also provided with the through hole passing for cable on (23).
2. a kind of flame detection device that ensures sealing property that is beneficial to according to claim 1, it is characterized in that, also comprise with sidewall (1) or cover plate (3) and become bolted glass holder (6), on described sidewall (1) or cover plate (3), be provided with glass wedged groove, described glass (5) is fastened in glass wedged groove by glass holder (6).
3. a kind of flame detection device that ensures sealing property that is beneficial to according to claim 1, it is characterized in that, described sidewall (1) is cylinder, cover plate (3) with in base plate (10) one of them with sidewall (1) become bolt be connected, another and sidewall (1) are welded to connect.
4. a kind of flame detection device that ensures sealing property that is beneficial to according to claim 1, is characterized in that, is also fixedly connected with holder (11) on described base plate (10), is provided with at least two connecting bolt holes on described holder (11).
5. a kind of flame detection device that ensures sealing property that is beneficial to according to claim 1, it is characterized in that, described flame detecting assembly also comprises detector mount pad (9), one end of described detector mount pad (9) is fixed on shell, and Infrared Detectors (7) or ultraviolet detector (8) are fixed on the other end of detector mount pad (9).
6. a kind of flame detection device that ensures sealing property that is beneficial to according to claim 1, is characterized in that, described flame detector assembly comprises Infrared Detectors (7) and ultraviolet detector (8).
7. according to a kind of flame detection device that ensures sealing property that is beneficial to described in any one in claim 1 to 6, it is characterized in that, described glass (5) is safety glass, and sidewall (1), base plate (10) and cover plate (3) are aluminium alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420355230.5U CN203927994U (en) | 2014-06-30 | 2014-06-30 | A kind of flame detection device that ensures sealing property that is beneficial to |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420355230.5U CN203927994U (en) | 2014-06-30 | 2014-06-30 | A kind of flame detection device that ensures sealing property that is beneficial to |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203927994U true CN203927994U (en) | 2014-11-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420355230.5U Expired - Fee Related CN203927994U (en) | 2014-06-30 | 2014-06-30 | A kind of flame detection device that ensures sealing property that is beneficial to |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203927994U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104048315A (en) * | 2014-06-30 | 2014-09-17 | 四川天微电子有限责任公司 | Flame detection mechanism beneficial to guaranteeing sealing performance |
| CN111425852A (en) * | 2019-01-10 | 2020-07-17 | 宝山钢铁股份有限公司 | Multi-fuel positive pressure boiler burner |
-
2014
- 2014-06-30 CN CN201420355230.5U patent/CN203927994U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104048315A (en) * | 2014-06-30 | 2014-09-17 | 四川天微电子有限责任公司 | Flame detection mechanism beneficial to guaranteeing sealing performance |
| CN111425852A (en) * | 2019-01-10 | 2020-07-17 | 宝山钢铁股份有限公司 | Multi-fuel positive pressure boiler burner |
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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: 20141105 Termination date: 20150630 |
|
| EXPY | Termination of patent right or utility model |