CN207777036U - A kind of safe air flow sensor - Google Patents
A kind of safe air flow sensor Download PDFInfo
- Publication number
- CN207777036U CN207777036U CN201721643490.2U CN201721643490U CN207777036U CN 207777036 U CN207777036 U CN 207777036U CN 201721643490 U CN201721643490 U CN 201721643490U CN 207777036 U CN207777036 U CN 207777036U
- Authority
- CN
- China
- Prior art keywords
- air flow
- flow sensor
- controller
- shell
- baffle
- Prior art date
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of safe air flow sensor, the utility model has the advantages of simple structure, it is cheap, and it is highly practical, including shell, the shell side is provided with controller, the controller side is provided with fixator, the fixator side is provided with switch, the switch side is provided with pressure guide hole, the pressure guide hole side is provided with pedestal, the pedestal side is provided with baffle, the baffle side is provided with power supply, the enclosure interior side is provided with Air Filter, the Air Filter side is provided with probe tube, the shell one end is provided with pressure inductor, the probe tube side is provided with platinum hot line, platinum hot line side is provided with thermo-compensator, the hull outside side is provided with motor；This kind of safe air flow sensor improves the service life of air flow sensor, has saved great amount of cost by the effect of motor and pressure inductor, baffle, is suitble to promote the use of.
Description
Technical field
The utility model is related to a kind of air flow sensor, more particularly to a kind of safe air mass flow sensing
Device.
Background technology
Air flow sensor, also referred to as air flow meter are one of important sensors of EFI engine.It is by sucking
Air mass flow is converted into electric signal and send to electronic control unit (ECU), is to measure sucking hair as one of the baseband signal for determining oil spout
The sensor of the air mass flow of motivation, and work as in some moment, air mass flow increases suddenly, can cause to damage to sensor, because
This, a kind of air flow sensor will possess good market prospects.
Utility model content
The technical problems to be solved in the utility model is to overcome the deficiencies of existing technologies, and provides a kind of safe air
Flow sensor, it is easy to use, save a large amount of cost.
In order to solve the above-mentioned technical problem, the utility model provides the following technical solution：
The utility model provides a kind of safe air flow sensor, including shell, the shell side setting
There are controller, the controller side to be provided with fixator, the fixator is geometrical clamp, and the fixator side is provided with out
It closes, the switch side is provided with pressure guide hole, and the pressure guide hole is communicated with the enclosure interior, and the pressure guide hole side is provided with
Pedestal, the pedestal side are provided with baffle, and the baffle plate setting has two pieces, can carry out playing on or off by the effect of motor
It closes, the baffle side is provided with power supply, and the enclosure interior side is provided with Air Filter, and the Air Filter side, which is provided with, to be taken
Sample pipe, the shell one end are provided with pressure inductor, and the probe tube side is provided with platinum hot line, and platinum hot line side is set
It is equipped with thermo-compensator, the platinum hot line is arranged on thermo-compensator surface, and the hull outside side is provided with motor.
As a kind of optimal technical scheme of the utility model, the controller and the pressure inductor, temperature-compensating
Resistance is electrical connected.
As a kind of optimal technical scheme of the utility model, the motor comes with electric machine controller, the feeling of stress
Device is answered to be connected with electric machine controller signal.
As a kind of optimal technical scheme of the utility model, the power supply and the controller, temperature-compensating electricity
Resistance, the pressure sensor are electrical connected.
As a kind of optimal technical scheme of the utility model, the baffle is connected with the motor by shaft coupling.
As a kind of optimal technical scheme of the utility model, the platinum hot line and the electrical phase of the thermo-compensator
Even.
As a kind of optimal technical scheme of the utility model, the pressure inductor, the controller and motor control
Device circuit is by being connected in series.
The advantageous effect that the utility model is reached is：The utility model has the advantages of simple structure, cheap, and practicability
By force, it is secured the equipment at one, is turned on the switch by fixator when use, when air is entered by Air Filter in equipment, by platinum
Air is heated to certain temperature, then is sampled by probe tube by the effect of hot line and thermo-compensator, as decision oil spout
One of baseband signal, by the effect of pressure inductor, when the pressure that air is given is larger, pressure sensor can be sent out immediately
The number of delivering letters to electric machine controller, at this moment motor can improve air mass flow sensing so immediately by shaft coupling by flapper closure
The service life of device has saved a large amount of cost, easy to use, has good economic benefit and social benefit, is suitble to push away
It is wide to use.
Description of the drawings
Attached drawing is used to provide a further understanding of the present invention, and a part for constitution instruction, with this practicality
Novel embodiment for explaining the utility model, does not constitute limitations of the present invention together.In the accompanying drawings：
Fig. 1 is the subjective structural schematic diagram of the utility model；
Fig. 2 is the structure schematic diagram of the utility model；
In figure：1, shell；2, controller；3, fixator；4, it switchs；5, pressure guide hole；6, pedestal；7, baffle；8, Air Filter；
9, probe tube；10, platinum hot line；11, thermo-compensator；12, motor；13, pressure inductor；14, power supply.
Specific implementation mode
The preferred embodiment of the utility model is illustrated below in conjunction with attached drawing, it should be understood that described herein excellent
It selects embodiment to be only used for describing and explaining the present invention, is not used to limit the utility model.
Embodiment：As shown in Figs. 1-2, the utility model provides a kind of safe air flow sensor, including shell
Body 1,1 side of the shell are provided with controller 2, and 2 side of the controller is provided with fixator 3, and the fixator 3 is to fix
Folder, 3 side of the fixator are provided with switch 4, and 4 side of the switch is provided with pressure guide hole 5, the pressure guide hole 5 and the shell
It is communicated inside body 1,5 side of the pressure guide hole is provided with pedestal 6, and 6 side of the pedestal is provided with baffle 7, and the baffle 7 is arranged
There are two pieces, can be opened or closed by the effect of motor 12,7 side of the baffle is provided with power supply 14, in the shell 1
Portion side is provided with Air Filter 8, and 8 side of the Air Filter is provided with probe tube 9, and 1 one end of the shell is provided with pressure sensitive
Device 13,9 side of the probe tube are provided with platinum hot line 10, and 10 side of platinum hot line is provided with thermo-compensator 11, described
Platinum hot line 10 is arranged on 11 surface of thermo-compensator, and 1 outside side of the shell is provided with motor 12.
In order to make this kind of safe air flow sensor, easy to use, work efficiency is high, the controller 2 with
The pressure inductor 13, thermo-compensator 11 are electrical connected, and the motor 12 comes with electric machine controller, the feeling of stress
Device 13 is answered to be connected with electric machine controller signal, the power supply 14 and the controller 2, the thermo-compensator 11, the pressure
Force snesor 13 is electrical connected, and the baffle 7 is connected with the motor 12 by shaft coupling, the platinum hot line 10 and the temperature
Degree compensation resistance 11 is electrical connected, and the pressure inductor 13, the controller 2 are with electric machine controller circuit by connecting
At.
When the utility model is used, using when secured the equipment at one by fixator 3, turn on the switch 4, work as air
Entered in equipment by Air Filter 8, by the effect of platinum hot line 10 and thermo-compensator 11, air be heated to certain temperature,
It is sampled again by probe tube 9, one of the baseband signal as decision oil spout works as air by the effect of pressure inductor 13
When the pressure given is larger, pressure sensor 13 can send a signal to electric machine controller immediately, and at this moment motor 12 can pass through immediately
Shaft coupling closes baffle 7, when sensor internal air pressure is larger, is reduced pressure by pressure guide hole 5, protection sensing
Device.
Finally it should be noted that：The above descriptions are merely preferred embodiments of the present invention, is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it still can be with technical scheme described in the above embodiments is modified, or to which part technical characteristic
Carry out equivalent replacement.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (7)
1. a kind of safe air flow sensor, including shell (1), which is characterized in that shell (1) the side setting
There are controller 2, controller (2) side to be provided with fixator (3), the fixator (3) is geometrical clamp, the fixator
(3) side is provided with switch (4), and described switch (4) side is provided with pressure guide hole (5), the pressure guide hole (5) and the shell
(1) internal to communicate, pressure guide hole (5) side is provided with pedestal (6), and pedestal (6) side is provided with baffle (7), described
Baffle (7) is provided with two pieces, can be opened or closed by the effect of motor (12), and baffle (7) side is provided with electricity
Source (14), shell (1) interior side are provided with Air Filter (8), and Air Filter (8) side is provided with probe tube (9), institute
It states shell (1) one end and is provided with pressure inductor (13), probe tube (9) side is provided with platinum hot line (10), the platinum heat
Line (10) side is provided with thermo-compensator (11), and the platinum hot line (10) is arranged in thermo-compensator (11) surface, institute
It states the external side of shell (1) and is provided with motor (12).
2. a kind of safe air flow sensor according to claim 1, which is characterized in that the controller
(2) it is electrical connected with the pressure inductor (13), thermo-compensator (11).
3. a kind of safe air flow sensor according to claim 1, which is characterized in that the motor (12)
Electric machine controller is come with, the pressure inductor (13) is connected with electric machine controller signal.
4. a kind of safe air flow sensor according to claim 1, which is characterized in that the power supply (14)
It is electrical connected with the controller (2), the thermo-compensator (11), the pressure sensor (13).
5. a kind of safe air flow sensor according to claim 1, which is characterized in that the baffle (7)
It is connected by shaft coupling with the motor (12).
6. a kind of safe air flow sensor according to claim 1, which is characterized in that the platinum hot line
(10) it is electrical connected with the thermo-compensator (11).
7. a kind of safe air flow sensor according to claim 1, which is characterized in that the pressure sensitive
Device (13), the controller (2) are with electric machine controller circuit by being connected in series.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721643490.2U CN207777036U (en) | 2017-11-30 | 2017-11-30 | A kind of safe air flow sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721643490.2U CN207777036U (en) | 2017-11-30 | 2017-11-30 | A kind of safe air flow sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207777036U true CN207777036U (en) | 2018-08-28 |
Family
ID=63234426
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721643490.2U Expired - Fee Related CN207777036U (en) | 2017-11-30 | 2017-11-30 | A kind of safe air flow sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207777036U (en) |
-
2017
- 2017-11-30 CN CN201721643490.2U patent/CN207777036U/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: 20180828 Termination date: 20181130 |