CN209212307U - A kind of mine ventilation duct air flow switch sensor - Google Patents
A kind of mine ventilation duct air flow switch sensor Download PDFInfo
- Publication number
- CN209212307U CN209212307U CN201822129884.7U CN201822129884U CN209212307U CN 209212307 U CN209212307 U CN 209212307U CN 201822129884 U CN201822129884 U CN 201822129884U CN 209212307 U CN209212307 U CN 209212307U
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- China
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- shell
- magnet
- tongue tube
- connecting band
- air flow
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Abstract
The utility model belongs to mining ventilation and safety technical field, more particularly to a kind of mine ventilation duct air flow switch sensor, including hollow housing, tongue tube, magnet and connecting band, the tongue tube and magnet are respectively positioned in shell, and tongue tube is oppositely arranged with magnet, the tongue tube is fixedly connected with shell, the magnet is coupled by spring with shell, the shell is equipped with through-hole, connecting band passes through the through-hole and couples with the magnet of enclosure interior, magnet can be driven mobile towards tongue tube by connecting band.Magnet can be driven mobile towards tongue tube by connecting band, to control the on off operating mode of tongue tube.Tongue tube and magnet are respectively positioned in shell, can be played the role of effective protection by shell, be avoided being damaged.The material of shell is made of ABS engineering plastics can mitigate overall weight.The other end of spring is coupled by regulating part with shell, can be adapted for the air duct of various different-diameters.
Description
Technical field
The utility model belongs to mining ventilation and safety technical field, and in particular to a kind of mine ventilation duct air flow switch sensing
Device.
Background technique
Air quantity switch of air tube sensor used in underground coal mine ventilation at present is saddle section iron chassis (by iron rod, iron plate group
At), it is stuck on air duct, volume is big, and weight is up to as many as 5kg, deformation of easily colliding in use, and touches mechanical button using lever and connect
Point is easy to damage, high failure rate, inconvenient to use.
The patent of invention that number of patent application is 201310483704.4 discloses a kind of mine ventilation duct air flow switch sensor,
Its control by the mobile realization of floating cover to microswitch；But it since mobile be provide with is set in outside, is also easy to be damaged
It is bad.
Utility model content
In view of the above technical problems, the utility model provides a kind of mine ventilation duct air flow switch sensor, the sensor
Inside housings by tongue tube and magnet setting, it avoids being damaged.
In order to solve the above-mentioned technical problem, the technical solution adopted in the utility model are as follows:
A kind of mine ventilation duct air flow switch sensor, including hollow housing, tongue tube, magnet and connecting band, the dry spring
Pipe and magnet are respectively positioned in shell, and tongue tube is oppositely arranged with magnet, and the tongue tube is fixedly connected with shell, the magnetic
Body is coupled by spring with shell, and the shell is equipped with through-hole, and connecting band passes through the through-hole and couples with the magnet of enclosure interior,
Magnet can be driven mobile towards tongue tube by connecting band.
The connecting band uses high fire-retardance fiber cloth band.
The spring one end couples with magnet or connecting band, and the other end of spring is coupled by regulating part with shell, adjusts
Part is coupled by screw thread with shell, and regulating part couples with the rotation of the other end of spring.
The regulating part includes adjusting screw and connector, and the adjusting screw is hollow structure, and the connector is arranged
It sets in adjusting screw, spring is coupled by connector with adjusting screw rotation.
The shell includes upper housing and lower case, and upper housing couples with lower case.
It is connected by bolts between the upper housing and lower case.
The material of the shell is made of ABS engineering plastics.
The utility model compared with prior art, has the beneficial effect that
Magnet can be driven mobile towards tongue tube by connecting band, to control the on off operating mode of tongue tube.Tongue tube and
Magnet is respectively positioned in shell, can be played the role of effective protection by shell, be avoided being damaged.The material of shell uses ABS engineering
Plastics, which are made, can mitigate overall weight.The other end of spring is coupled by regulating part with shell, can be adapted for various differences
The air duct of diameter.
Detailed description of the invention
Fig. 1 is schematic diagram of internal structure of the invention；
Fig. 2 is top view of the invention；
Fig. 3 is the principle of the present invention figure；
Wherein: 1 is lower case, and 2 be tongue tube, and 3 be aviation socket, and 4 be upper housing, and 5 be connector, and 6 be spring, and 7 are
Magnet, 8 be connecting band, and 9 be adjusting screw, and 10 be air duct.
Specific embodiment
The technical scheme in the utility model embodiment is clearly and completely described below, it is clear that described reality
Applying example is only the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention,
Every other embodiment obtained by those of ordinary skill in the art without making creative efforts, belongs to this reality
With novel protected range.
As shown in Figures 1 to 3, a kind of mine ventilation duct air flow switch sensor, including hollow housing, tongue tube 2,7 and of magnet
Connecting band 8, tongue tube 2 and magnet 7 are respectively positioned in shell, and tongue tube 2 is oppositely arranged with magnet 7.Tongue tube 2 and shell are solid
Fixed connection, magnet 7 are coupled by spring 6 with shell, and shell is equipped with through-hole (slot).Connecting band 8 passes through in the through-hole and shell
The magnet 7 in portion couples, and it is mobile towards tongue tube 2 to drive magnet 7 by connecting band 8, and spring 6 is made to generate elastic potential energy.
The size of housing through-hole (slot) is adjusted according to the size of connecting band 8, should ensure that the normal movement of connecting band 8.
In use, fastening connecting band 8 on air duct 10, the connection of 8 both ends of connecting band, that is, being similar to is that waistband equally lies in wind
Outside cylinder 10.10 blow-up of air duct makes connecting band 8 pull spring 6, and magnet 7 is made to make its junction closure close to tongue tube 2, exports switching value
Information is to mine monitoring system acquisition.Its contact of tongue tube 2 be it is normally opened, contact by aviation socket 3 export switching value letter
Breath.
Preferably, connecting band 8 uses high fire-retardance fiber cloth band；The material of shell is made of ABS engineering plastics.
Further, 6 one end of spring couples with magnet or connecting band 8, and the other end of spring 6 is joined by regulating part and shell
It connects, regulating part is coupled by screw thread with shell, and regulating part couples with the rotation of the other end of spring 6；It can be convenient according to different straight
Use is adjusted in the air duct 10 of diameter.
Regulating part can be realized using various structures, specific: regulating part includes adjusting screw 9 and connector 5, adjusts spiral shell
Silk 9 is hollow structure, and connector 5 is set in adjusting screw 9, and spring 6 is coupled by connector 5 with the rotation of adjusting screw 9,
Connector 5 is equipped with the hook or shackle coupled with spring 6.
When adjusting, realize that it is moved upwardly or downwardly by rotation adjusting screw 9, and with follower link 5, spring 6 and magnetic
Body 7 moves, and plays adjustment effect.
Further, shell includes upper housing 4 and lower case 1, and upper housing 4 couples with lower case 1, to facilitate production and add
Work.It is connected by bolts between upper housing 4 and lower case 1.
Only the preferred embodiment of the utility model is explained in detail above, but the utility model be not limited to it is above-mentioned
Embodiment can also not depart from the utility model aims within the knowledge of a person skilled in the art
Under the premise of various changes can be made, various change should be included within the scope of protection of this utility model.
Claims (7)
1. a kind of mine ventilation duct air flow switch sensor, it is characterised in that: including hollow housing, tongue tube (2), magnet (7) and
Connecting band (8), the tongue tube (2) and magnet (7) are respectively positioned in shell, and tongue tube (2) is oppositely arranged with magnet (7),
The tongue tube (2) is fixedly connected with shell, and the magnet (7) is coupled by spring (6) with shell, and the shell is equipped with logical
Hole, connecting band (8) pass through the through-hole and couple with the magnet (7) of enclosure interior, can drive magnet (7) court by connecting band (8)
Tongue tube (2) is mobile.
2. a kind of mine ventilation duct air flow switch sensor according to claim 1, it is characterised in that: the connecting band (8)
Using high fire-retardance fiber cloth band.
3. a kind of mine ventilation duct air flow switch sensor according to claim 1, it is characterised in that: the spring (6) one
End couples with magnet (7) or connecting band (8), and the other end of spring (6) is coupled by regulating part with shell, and regulating part passes through screw thread
Couple with shell, regulating part couples with the rotation of the other end of spring (6).
4. a kind of mine ventilation duct air flow switch sensor according to claim 3, it is characterised in that: the regulating part includes
Adjusting screw (9) and connector (5), the adjusting screw (9) are hollow structure, and the connector (5) is set on adjusting spiral shell
In silk (9), spring (6) is coupled by connector (5) with adjusting screw (9) rotation.
5. a kind of mine ventilation duct air flow switch sensor according to claim 1, it is characterised in that: the shell includes upper
Shell (4) and lower case (1), upper housing (4) couple with lower case (1).
6. a kind of mine ventilation duct air flow switch sensor according to claim 5, it is characterised in that: the upper housing (4)
It is connected by bolts between lower case (1).
7. a kind of mine ventilation duct air flow switch sensor according to claim 1, it is characterised in that: the material of the shell
Using ABS engineering plastics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822129884.7U CN209212307U (en) | 2018-12-19 | 2018-12-19 | A kind of mine ventilation duct air flow switch sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822129884.7U CN209212307U (en) | 2018-12-19 | 2018-12-19 | A kind of mine ventilation duct air flow switch sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209212307U true CN209212307U (en) | 2019-08-06 |
Family
ID=67465113
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822129884.7U Active CN209212307U (en) | 2018-12-19 | 2018-12-19 | A kind of mine ventilation duct air flow switch sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209212307U (en) |
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2018
- 2018-12-19 CN CN201822129884.7U patent/CN209212307U/en active Active
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