CN103405875B - Rotatable flame detecting device - Google Patents
Rotatable flame detecting device Download PDFInfo
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- CN103405875B CN103405875B CN201310335275.6A CN201310335275A CN103405875B CN 103405875 B CN103405875 B CN 103405875B CN 201310335275 A CN201310335275 A CN 201310335275A CN 103405875 B CN103405875 B CN 103405875B
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- locator
- flame
- rotary
- optical filter
- rotatable
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Abstract
The invention relates to a rotatable flame detecting device, and relates to the field of fire control and fire suppression. The rotatable flame detecting device mainly comprises a locator support and a rotary type flame locator, wherein the rotary type flame locator is mounted on the support; the rotary operation of the locator is realized through a direct current motor mounted on the locator support; the locator support mainly comprises a box body and a cover plate matched with the box body; a gear set is mounted inside the box body and is connected with the direct current motor and the flame locator respectively, so that the rotary motion of the locator is realized. A driving gear connected with a motor shaft is provided with a limit backing pin, and the limit backing pin is matched with a limit seat and a microswitch so as to realize the rotary location of the locator. The rotary type locator mainly comprises an outer sleeve and a sensor circuit bracket with an internal filter lens, so that external disturbance, such as vibration and wind, can be efficiently reduced. The rotatable flame detecting device can complete quick location of flame in the horizontal and vertical directions under the condition of a single sensor, and has the characteristics of compact structure, fastness, stability, strong anti-interference capability, attractiveness, practicability and the like.
Description
Technical field
The present invention relates to fire-fighting fire extinguishing field, particularly the rotatable flame detection device of one.
Background technology
Along with the development of modern science and technology, require more and more higher to the automation of fire monitor.Particularly at unattended large space and some important areas, require once breaking out of fire, fire monitor can quick and precisely extinguish the blaze.Relative to the movement control technology of fire monitor, its Automatic-searching for burning things which may cause a fire disaster and location technology are also not overripened, sometimes even can affect the best opportunity of fire extinguishing adversely, bring massive losses.This has become the bottleneck of fire monitor automatic technology development.
In prior art, flame localization method based on pyroelectric infrared sensor is widely applied, also certain effect is achieved, but such sensor has piezoelectricity, all very responsive to sound, wind, electromagnetic wave and vibrations, easily be disturbed, so be subject to certain restrictions in using.
Accurate and quick in order to what locate in prior art in addition, usual use two independently pyroelectric infrared sensor judges the position of flame on horizontal and vertical direction respectively, which results in different directions to the performance difference of flame detecting, bring unnecessary trouble to the installation and debugging of sensor.
Summary of the invention
The present invention is directed to above-mentioned problems of the prior art, there is provided that a kind of structure is simple, the rotatable flame detection device of function admirable, solve in prior art the problem that cannot use single-sensor position level and flame location in vertical both direction, and, the present invention, on the basis increasing locator good looking appearance degree, ensures sensor performance consistent on two direction of measurement.
Technical scheme of the present invention is as follows:
The rotatable flame detection device that the present invention proposes, comprise locator bearing 1 and rotary flame locator 2, rotary flame locator 2 is installed in locator bearing 1, and whole device is fixed on the gun tube of fire water monitor by the installing hole 4 that is located thereon and the first holding screw 5 by locator bearing 1; Described locator bearing 1 is provided with the direct current generator 3 of band decelerator, direct current generator 3 drive gear set driven rotary formula flame locator 2 rotates; Locator bearing 1 comprises casing 11 and the first cover plate 8, and casing 11 inside is provided with gear train, and described rotary flame locator 2 comprises columnar rotational positioner shell 21 and support 23, and described support 23 is positioned at rotational positioner shell 21;
Described gear train is made up of driving gear 9 and driven gear 14, driving gear 9 one end is connected with direct current generator 3, the other end is provided with spacing backing pin 18, described driving gear 9 is positioned within casing 11 and the first cover plate 8, driven gear 14 relies on the boss at its two ends to be embedded in locating hole on casing 11 and the first cover plate 8, in the middle of driven gear 14, there is through hole 16, for installing rotary flame locator 2, rotary flame locator 2 inserts in this through hole 16, and is fixed by the second holding screw 6 and driven gear 14;
One end of described swirl flame locator shell 21 has conical convergent hole 22, the front shroud 19 of swirl flame locator has light tank 20, bonnet 24 has water joint 25;
Described support 23 is made up of the first optical filter pressing plate 26, second optical filter pressing plate 28, optical filter 27 and nylon bracket 32, optical filter 27 is pushed down by the first optical filter pressing plate 26, second optical filter pressing plate 28, nylon bracket 32 one end is installed on by screw, nylon bracket 32 is cylindric, interlude fluting is used for horizontal positioned second circuit board 31, vertically places first circuit board 30, tertiary circuit plate 33 before and after support 23 in two sections.
In the present invention; described driving gear 9 is connected with motor shaft; driving gear 9 is provided with spacing backing pin 18; with limit base 12 cooperating; realize the rotation location of locator; two positions limit base 12 being positioned at limiting block pin 18 limit of sports record are respectively provided with microswitch 15, when spacing backing pin 18 moves to extreme position, the position limitation protection of direct current generator 3 can be realized.
In the present invention, described first circuit board 30 is provided with pyroelectric sensor 29, and pyroelectric sensor 29 Signal reception is in the face of accurate optical filter 27.
Beneficial effect of the present invention is:
1, the rotatable flame detection device of the present invention is novel in design.Rely on the rotating mechanism on detector bearing, locator only needs a road sensor circuit just can complete the positioning action of level and flame in vertical both direction.
2, the rotatable flame detection device compact conformation of the present invention.This flame detection device adopts the drive mechanism of direct current generator and gear train, and ensure that locator is under the prerequisite rotating fast and stable, the volume of whole device obtains effective control.
3, the rotatable flame detection device of the present invention is both artistic and practical.First, profile many employings designed arc-shaped appearance of this sniffer, effectively increases the aesthetics of device.Secondly, cylindrical shape locator shell is convenient to rotate, and can ensure to rotate the consistent of front and back sensor performance, and center sensor does not offset, and increases precision and the accuracy of location.
4, the rotatable flame detection device of the present invention is reliable and stable.This flame detection device rotates in location at sensor self and uses spacer pin to add limit base realization machinery location, accurately and reliably.There is stall when rotating to extreme position to prevent motor, in extreme position, two microswitches being installed, effectively having played a protective role.
Accompanying drawing explanation
Fig. 1 is the structural representation of the rotatable flame detection device of the present invention.
Fig. 2 is the locator bracket front view of rotatable flame detection device.
Fig. 3 is the locator bracket top view of rotatable flame detection device.
Fig. 4 is the position-limit mechanism schematic diagram of rotatable flame detection device.
Fig. 5 is the rotatable locator shell schematic diagram of rotatable flame detection device.
Fig. 6 is the rotatable locator internal stent schematic diagram of rotatable flame detection device.
Number in the figure: 1 is locator bearing, 2 is rotary flame locator, 3 is direct current generator, 4 is installing hole, 5 is the first holding screw, 6 is the second holding screw, 7 is connecting plate, 8 is the first cover plate, 9 is driving gear, 10 is the 3rd holding screw, 11 is casing, 12 is limit base, 13 is the second cover plate, 14 is driven gear, 15 is microswitch, 16 is through hole, 17 is stopper slot, 18 is spacing backing pin, 19 is front shroud, 20 is light tank, 21 is rotational positioner shell, 22 is convergent hole, 23 is the support of rotational positioner inside, 24 is bonnet, 25 is water joint, 26 is the first optical filter pressing plate, 27 is optical filter, 28 is the second optical filter pressing plate, 29 is pyroelectric sensor, 30 is first circuit board, 31 is second circuit board, 32 is nylon bracket, 33 is tertiary circuit plate.
Detailed description of the invention
Below in conjunction with accompanying drawing and specific embodiment, the invention will be further elaborated.
Embodiment 1: as shown in figures 1 and 3, the rotatable flame detection device of the present invention comprises locator bearing 1 and rotary flame locator 2 two parts, rotary flame locator 2 is fixed in the through hole 16 at driven gear 14 center by the second holding screw 6, and rotate together with driven gear 14, locator bearing 1 is provided with the direct current generator 3 of band decelerator, direct current generator 3 drives driven gear 14 to move by connected driving gear 9, thus realizes the rotary motion of locator 2.
Below in conjunction with Fig. 2 to Fig. 6, Principles and methods of the present invention is described further:
Fig. 2 and Fig. 3 is the locator seat structure schematic diagram of the rotatable flame detection device of the present invention.The main body of whole locator bearing 1 is made up of casing 11 and the first cover plate 8, bearing inside is provided with gear train (i.e. driving gear 9 and driven gear 14), direct current generator 3 with decelerator relies on connecting plate 7 to be fixed on the first cover plate 8, the rotating shaft of direct current generator 3 is fixed by the 3rd holding screw 10 and driving gear 9, casing is provided with limit base 12, limit base 12 inside is provided with microswitch 15, and by the second cover plate 13, microswitch 15 is packaged in limit base 12, the bottom of bearing 1 has an installing hole 4, can be connected with fire fighting gun tube by the first holding screw 5.
Described driven gear 14 is embedded between casing 11 and the first cover plate 8, and have through hole 16 for installing rotational positioner 2 in the middle of driven gear 14, locator 2 inserts this through hole 16, and uses the second holding screw 6 to fix with driven gear 14.
Fig. 4 is the position-limit mechanism schematic diagram of the rotatable flame detection device of the present invention.The center of limit base 12 has the stopper slot 17 that shape is 3/4ths circles; driving gear 9 one end there is cross sectional shape be the spacing backing pin 18 of quarter circular arc; the rotary motion in stopper slot 17 of spacing backing pin 18; the rotation location of locator 2 can be realized; two positions limit base 12 being positioned at limiting block pin 18 limit of sports record are respectively provided with microswitch 15; when backing pin 18 moves to extreme position, the position limitation protection of direct current generator 3 can be realized.Two figure in Fig. 3 respectively illustrate motor 3 when moving to two extreme positions, the position of spacing backing pin 18 and the state of microswitch 15.
Fig. 5 is the shell schematic diagram of the rotatable locator 2 of rotatable flame detection device.Described rotational positioner shell 21 is cylindric, has conical convergent hole 22, shell front shroud 19 has strip light tank 20, the bonnet 24 of shell is provided with water joint 25 inside cylinder.
Fig. 6 is the internal stent schematic diagram of the rotatable locator 2 of rotatable flame detection device.Described rotational positioner internal stent is made up of the first optical filter pressing plate 26, second optical filter pressing plate 28, optical filter 27 and nylon bracket 32, optical filter 27 is pushed down by two panels first optical filter pressing plate 26, second optical filter pressing plate 28, one end of nylon bracket 32 is installed on by screw, nylon bracket 32 is cylindric, support stage casing fluting is used for horizontal positioned second circuit board 31, first circuit board 30, tertiary circuit plate 33 vertically can be placed, so that optical filter 27 can be aimed in pyroelectric sensor 29 Signal reception face in former and later two cylinders of support.Whole nylon bracket 32 can be filled in rotational positioner shell 21, forms rotary flame locator 2.
Above-described embodiment, only for technical conceive of the present invention and feature are described, its object is to person skilled in the art can be understood content of the present invention and implement according to this, can not limit the scope of the invention with this.All equivalences done according to Spirit Essence of the present invention change or modify, and all should be encompassed within protection scope of the present invention.
Claims (3)
1. a rotatable flame detection device, comprise locator bearing (1) and rotary flame locator (2), rotary flame locator (2) is installed in locator bearing (1), and whole device is fixed on the gun tube of fire water monitor by the installing hole (4) be located thereon with the first holding screw (5) by locator bearing (1); It is characterized in that: the direct current generator (3) described locator bearing (1) being provided with band decelerator, direct current generator (3) drive gear set driven rotary formula flame locator (2) rotates; Locator bearing (1) comprises casing (11) and the first cover plate (8), casing (11) inside is provided with gear train, described rotary flame locator (2) comprises columnar rotational positioner shell (21) and support (23), and described support (23) is positioned at rotational positioner shell (21);
Described gear train is made up of driving gear (9) and driven gear (14), driving gear (9) one end is connected with direct current generator (3), the other end is provided with spacing backing pin (18), described driving gear (9) is positioned within casing (11) and the first cover plate (8), driven gear (14) relies on the boss at its two ends to be embedded in casing (11) and the locating hole on the first cover plate (8), in the middle of driven gear (14), there is through hole (16), for installing rotary flame locator (2), rotary flame locator (2) is inserted in this through hole (16), and fixed by the second holding screw (6) and driven gear (14),
One end of described swirl flame locator shell (21) has conical convergent hole (22), the front shroud (19) of swirl flame locator has light tank (20), bonnet (24) has water joint (25);
Described support (23) is by the first optical filter pressing plate (26), second optical filter pressing plate (28), optical filter (27) and nylon bracket (32) composition, first optical filter pressing plate (26), optical filter (27) is pushed down by the second optical filter pressing plate (28), nylon bracket (32) one end is installed on by screw, nylon bracket (32) is cylindric, interlude fluting is used for horizontal positioned second circuit board (31), first circuit board (30) is vertically placed in two sections before and after nylon bracket (32), tertiary circuit plate (33).
2. rotatable flame detection device according to claim 1; it is characterized in that: described driving gear (9) is connected with motor shaft; driving gear (9) is provided with spacing backing pin (18); with limit base (12) cooperating; realize the rotation location of locator; two positions limit base (12) being positioned at limiting block pin (18) limit of sports record are respectively provided with microswitch (15); when spacing backing pin (18) moves to extreme position, realize the position limitation protection of direct current generator (3).
3. rotatable flame detection device according to claim 1, it is characterized in that: described first circuit board (30) is provided with pyroelectric sensor (29), pyroelectric sensor (29) Signal reception is in the face of accurate optical filter (27).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310335275.6A CN103405875B (en) | 2013-08-05 | 2013-08-05 | Rotatable flame detecting device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310335275.6A CN103405875B (en) | 2013-08-05 | 2013-08-05 | Rotatable flame detecting device |
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| Publication Number | Publication Date |
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| CN103405875A CN103405875A (en) | 2013-11-27 |
| CN103405875B true CN103405875B (en) | 2015-06-24 |
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| CN201310335275.6A Expired - Fee Related CN103405875B (en) | 2013-08-05 | 2013-08-05 | Rotatable flame detecting device |
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| CN103405875A (en) | 2013-11-27 |
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