CN208270087U - A kind of high sensitivity flame detection sensor - Google Patents
A kind of high sensitivity flame detection sensor Download PDFInfo
- Publication number
- CN208270087U CN208270087U CN201820940033.8U CN201820940033U CN208270087U CN 208270087 U CN208270087 U CN 208270087U CN 201820940033 U CN201820940033 U CN 201820940033U CN 208270087 U CN208270087 U CN 208270087U
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- China
- Prior art keywords
- guided way
- sensor body
- pedestal
- movable plate
- gear
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Abstract
The utility model discloses a kind of highly sensitive flame detection sensors, including sensor body, guided way, fixed plate, sliding slot, servo motor, gear, pushing ram, rack gear, connecting rod, pedestal, rotary shaft, movable plate, reflex reflector lens, optical filtering, convex lens, photo resistance, photoelectric converter, amplifier and accessory power supply.By the tail end in sensor body, movable plate and pedestal are set, movable plate is mounted on the inside of guided way, and match with guided way specification, pedestal passes through guided way and connecting rod and passes through rotation axis connection, therefore when pushing ram moves up and down, it can drive pedestal that sensor body is driven to move up and down, due to the arc-shaped structure of guided way, so rotary shaft can make to rotate between connecting rod and pedestal, facilitate the movement of sensor body, sensor may be adjusted to suitable position and detect to flame light in this way, so that detection data is more acurrate.The utility model has the characteristics that detection range is big.
Description
Technical field
The utility model relates to a kind of sensor, specially a kind of highly sensitive flame detection sensor belongs to flame inspection
Survey device technical field.
Background technique
Detect the device of combustion chamber or burner flame intensity.Mainly it is made of probe and signal processor two parts, it is defeated
The analog signals of flame intensity are indicated out, indicate whether or not there is the on-off model of flame and indicate the vision signal of flame intensity,
Either ultraviolet light flame detector, visible light flame detector or infrared light flame detector is required to sensor and detects
Optical signal, therefore the quality of sensor is an important factor for influencing detector detection effect.
There are still certain defects when in use for existing flame detection sensor device, although existing sensor can incite somebody to action
Optical signal detecting, which comes out and is converted into electric signal, is sent to detector, but since sensor is each attached to the inside of combustion chamber,
Be only able to detect the flame light of fixed position, detection range is small, therefore data accuracy is lower, and sometimes flame light compared with
Weak, the photo resistance of sensor may not reach the flame light of flashing, so that sensitivity is low, influence detector to flame power
Judgement.
Utility model content
The purpose of this utility model be that in order to solve above-mentioned igniter and propeller be split it is inconvenient to use and
Firing cable, which is prone to wear open circuit, to be influenced the problem of igniter works normally and provides a kind of highly sensitive flame detection sensor,
With easy to use, the advantage of service life length.
The utility model is achieved through the following technical solutions above-mentioned purpose, a kind of high sensitivity flame detection sensor,
Including sensor body, movable plate is arranged in one end of the sensor body, and pedestal, the work is arranged in the side of the movable plate
Movable plate is mounted on the inside of guided way, and fixed plate, the top setting servo electricity of the fixed plate is arranged in the bottom of the guided way
Gear is installed in machine, one end of the servo motor, and rack gear is installed in the side of the gear, and the rack welding is in the side of pushing ram
On wall, connecting rod is arranged in the top side of the pushing ram, and rotary shaft is installed in one end of the connecting rod, and the connecting rod passes through
The rotary shaft is connected with the pedestal, and optical filtering is installed in the inside of the sensor body, and the side of the optical filtering is set
Convex lens is set, photo resistance is arranged in the side of the convex lens, and the photo resistance is connected with photoelectric converter, the photoelectricity
Converter is connected with amplifier.
Preferably, sliding slot, the size of the overall size and sliding slot of the pushing ram and rack gear is arranged in the inside of the fixed plate
Equal, the bottom end of pushing ram passes through sliding slot.
Preferably, in engagement connection between the wheel and rack, and gear is mounted on the motor shaft of servo motor.
Preferably, the arc-shaped structure of the guided way, and the specification of the movable plate and guided way matches, the sensing
Device ontology between movable plate and guided way by being movably connected.
Preferably, the groove of one end setting funnel type of the sensor body installation optical filtering, and the inner wall of groove is set
Reflex reflector lens are set, the bottom end of the reflex reflector lens is connected by optical filtering.
Preferably, the photo resistance, photoelectric converter and amplifier pass through conducting wire and are connected with accessory power supply.
Compared with prior art, the utility model has the beneficial effects that
1, movable plate is arranged by the tail end in sensor body and pedestal, movable plate is mounted on the inside of guided way, and
Match with guided way specification, pedestal passes through guided way and connecting rod by rotation axis connection, therefore pushing ram moves up and down
When, it can drive pedestal that sensor body is driven to move up and down, due to the arc-shaped structure of guided way, so rotary shaft can make
It rotates between connecting rod and pedestal, facilitates the movement of sensor body, such sensor may be adjusted to suitable position pair
Flame light is detected, so that detection data is more acurrate.
2, the utility model has the advantages of convenient installation, compact-sized, is sticked by the surrounding of the optical filtering in sensor body reflective
The flame light at optical filtering dead angle can be reflected on optical filtering, be filtered by optical filtering by eyeglass, reflex reflector lens, after then filtering
Light again by convex lens carry out optically focused so that weaker flame light still can be contacted with photo resistance, by flame light
It carries out optically focused and substantially increases the sensitivity of photo resistance, so that not allowing when the detection feedback signal of sensor error-prone.
Detailed description of the invention
Fig. 1 is the utility model overall structure diagram.
Fig. 2 is the base mounting structure schematic diagram of the utility model.
Fig. 3 is the sensor body schematic diagram of internal structure of the utility model.
In figure: 1, sensor body, 2, guided way, 3, fixed plate, 4, sliding slot, 5, servo motor, 6, gear, 7, propulsion
Bar, 8, rack gear, 9, connecting rod, 10, pedestal, 11, rotary shaft, 12, movable plate, 13, reflex reflector lens, 14, optical filtering, 15, convex lens
Mirror, 16, photo resistance, 17, photoelectric converter, 18, amplifier, 19, accessory power supply.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Embodiment 1
It please refers to shown in Fig. 1-3, a kind of high sensitivity flame detection sensor, including sensor body 1, sensor body
Movable plate 12 is arranged in 1 one end, and pedestal 10 is arranged in the side of movable plate 12, and movable plate 12 is mounted on the inside of guided way 2, is oriented to
Fixed plate 3 is arranged in the bottom of rail 2, and servo motor 5 is arranged in the top of fixed plate 3, and gear 6, gear are installed in one end of servo motor 5
Rack gear 8 is installed in 6 side, and rack gear 8 is welded on the side wall of pushing ram 7, and connecting rod 9, connection is arranged in the top side of pushing ram 7
Rotary shaft 11 is installed in one end of bar 9, and connecting rod 9 is connected by rotary shaft 11 with pedestal 10, the inside installation of sensor body 1
Optical filtering 14, the side of optical filtering 14 are arranged convex lens 15, and the side of convex lens 15 is arranged photo resistance 16, photo resistance 16 with
Photoelectric converter 17 is connected, and photoelectric converter 17 is connected with amplifier 18, and connecting rod 9 can by rotary shaft 11 and pedestal 10
To rotate, pushing ram 7 vertical in this way can push sensor body 1 to move on the guided way 2 of arc, and will not send out
The case where fractureing connecting rod is given birth to, so that the adjustable change position of sensor body 1, investigative range becomes wide, and detection data is more
Accurately.
Embodiment 2
In addition, referring to Fig.1-3, sliding slot 4, pushing ram 7 and rack gear is arranged in the inside of difference and above-described embodiment 1, fixed plate 3
8 overall size is equal sized with sliding slot 4, and the bottom end of pushing ram 7 passes through sliding slot 4, and sliding slot 4 can limit the rolling of pushing ram 7 or so
It is dynamic, so that pushing ram 7 is more steady when moving up and down, it is in engage connection, and gear 6 is mounted between gear 6 and rack gear 8
On the motor shaft of servo motor 5, servo motor 5 can control gear 6 and rotate clockwise and rotate counterclockwise, to control propulsion
Bar 7 moves up and down, the arc-shaped structure of guided way 2, and movable plate 12 and the specification of guided way 2 match, and sensor body 1 is logical
Cross between movable plate 12 and guided way 2 and be movably connected, sensor body 1 when moving back and forth on the guided way 2 of arc,
Position is ceaselessly changing, therefore the detection range of sensor body 1 becomes wide, and the detection of flame intensity is more accurate, sensor
Ontology 1 installs the groove of one end setting funnel type of optical filtering 14, and reflex reflector lens 13, reflex reflector lens 13 are arranged in the inner wall of groove
Bottom end be connected by optical filtering 14, the dead angle flame light of optical filtering 14 can be reflected into optical filtering 14 by reflex reflector lens 13
On, the visual field of sensor body 1 is improved, photo resistance 16, photoelectric converter 17 and amplifier 18 pass through conducting wire and auxiliary
Power supply 19 is connected, and accessory power supply 19 provides enough power sources for 1 internal component of sensor body.
When the utility model is used, passing through convex lens 15 after the light of flame flicking first is filtered by optical filtering 14
Optically focused is carried out, photo resistance 16, which carries out contacting again with light, changes resistance value, can weaker flame light is by after optically focused
It is contacted with photo resistance 16, improves the sensitivity of sensor body 1, optical signal is passed to photoelectric converter by photo resistance 16
17(model: LN-DALICONVERTOR-0-10V), then the electric signal by conversion passes through amplifier 18(model: CA3130)
Amplification passes to flame detector and is judged, to complete the detection of flame, and sensor body 1 is watched when detection
It takes motor 5 to be always on, sensor body 1 moves back and forth on guided way 2, increases the detection range of sensor body 1.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (6)
1. a kind of high sensitivity flame detection sensor, including sensor body (1), it is characterised in that: the sensor body
(1) movable plate (12) are arranged in one end, and pedestal (10) are arranged in the side of the movable plate (12), and the movable plate (12) is mounted on
Fixed plate (3) are arranged in the bottom of the inside of guided way (2), the guided way (2), and servo is arranged in the top of the fixed plate (3)
Gear (6) are installed in one end of motor (5), the servo motor (5), and rack gear (8) are installed in the side of the gear (6), the tooth
Item (8) is welded on the side wall of pushing ram (7), and connecting rod (9) are arranged in the top side of the pushing ram (7), the connecting rod
(9) rotary shaft (11) are installed in one end, and the connecting rod (9) is connected by the rotary shaft (11) with the pedestal (10),
Optical filtering (14) are installed in the inside of the sensor body (1), and convex lens (15) are arranged in the side of the optical filtering (14), described
Photo resistance (16) are arranged in the side of convex lens (15), and the photo resistance (16) is connected with photoelectric converter (17), described
Photoelectric converter (17) is connected with amplifier (18).
2. a kind of highly sensitive flame detection sensor according to claim 1, it is characterised in that: the fixed plate (3)
Inside be arranged sliding slot (4), the overall size and equal sized, the pushing ram (7) of sliding slot (4) of the pushing ram (7) and rack gear (8)
Bottom end pass through sliding slot (4).
3. a kind of highly sensitive flame detection sensor according to claim 1, it is characterised in that: the gear (6) with
In engagement connection between rack gear (8), and gear (6) is mounted on the motor shaft of servo motor (5).
4. a kind of highly sensitive flame detection sensor according to claim 1, it is characterised in that: the guided way (2)
Arc-shaped structure, and the movable plate (12) and the specification of guided way (2) match, the sensor body (1) passes through activity
It is movably connected between plate (12) and guided way (2).
5. a kind of highly sensitive flame detection sensor according to claim 1, it is characterised in that: the sensor body
(1) groove of one end setting funnel type of optical filtering (14) is installed, and reflex reflector lens (13) are arranged in the inner wall of groove, it is described reflective
The bottom end of eyeglass (13) is connected by optical filtering (14).
6. a kind of highly sensitive flame detection sensor according to claim 1, it is characterised in that: the photo resistance
(16), photoelectric converter (17) and amplifier (18) are connected by conducting wire with accessory power supply (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820940033.8U CN208270087U (en) | 2018-06-19 | 2018-06-19 | A kind of high sensitivity flame detection sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820940033.8U CN208270087U (en) | 2018-06-19 | 2018-06-19 | A kind of high sensitivity flame detection sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208270087U true CN208270087U (en) | 2018-12-21 |
Family
ID=64690517
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820940033.8U Expired - Fee Related CN208270087U (en) | 2018-06-19 | 2018-06-19 | A kind of high sensitivity flame detection sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208270087U (en) |
-
2018
- 2018-06-19 CN CN201820940033.8U patent/CN208270087U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181221 Termination date: 20200619 |