CN209687552U - Pneumatic door and power generator - Google Patents
Pneumatic door and power generator Download PDFInfo
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- CN209687552U CN209687552U CN201920358449.3U CN201920358449U CN209687552U CN 209687552 U CN209687552 U CN 209687552U CN 201920358449 U CN201920358449 U CN 201920358449U CN 209687552 U CN209687552 U CN 209687552U
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- magnetic induction
- induction switch
- pneumatic door
- cabinet
- trigger device
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Abstract
The utility model provides a kind of pneumatic door and power generator, is related to travel switch technical field, pneumatic door includes pneumatic door body and travel switch；Travel switch includes the first magnetic induction switch and the second magnetic induction switch, and the first magnetic induction switch and the second magnetic induction switch are arranged at the side of pneumatic door body；Pneumatic door body is equipped with trigger device, and it is mobile relative to the first magnetic induction switch and the second magnetic induction switch that pneumatic door body is able to drive trigger device；When trigger device is located at first position, trigger device can trigger the first magnetic induction switch, and when trigger device is located at the second position, trigger device can trigger the second magnetic induction switch.In the movement for triggering the first magnetic induction switch and the second magnetic induction switch, no mechanical wear, when can be realized the variation of pneumatic door stroke, the first magnetic induction switch and the second magnetic induction switch still are able to correctly indicate the position of the switch, reduce failure rate.
Description
Technical field
The utility model relates to travel switch technical fields, have the gas more particularly, to a kind of pneumatic door, and one kind
The power generator of dynamic door.
Background technique
The design of steam extraction non-return flap reaches a travel switch and pass, and travel switch, steam extraction non-return flap are normally transported in unit in place
Constantly changing when row with the pick-up open position of steam turbine load, and when load variations are bigger steam extraction non-return flap variation row
Journey is also bigger.
Existing travel switch is purely mechanic bent-arm travel switch, and travel switch contact is not just adjustable after debugging
The leeway of section, as the variation steam extraction non-return flap stroke of load is changing, but travel switch contact can not change, and often take out
Vapour non-return flap opens not in place or accident defect, and failure rate is higher.
Utility model content
The purpose of this utility model is to provide a kind of pneumatic doors, to solve the failure of steam extraction non-return flap in the prior art
The higher technical problem of rate.
Pneumatic door provided by the utility model, including pneumatic door body and travel switch；
The travel switch includes the first magnetic induction switch and the second magnetic induction switch, first magnetic induction switch and institute
State the side that the second magnetic induction switch is arranged at the pneumatic door body；
The pneumatic door body be equipped with trigger device, the pneumatic door body be able to drive the trigger device relative to
First magnetic induction switch and the second magnetic induction switch are mobile；
When the trigger device is located at first position, the trigger device can trigger the first magnetic induction switch, in institute
When stating trigger device and being located at the second position, the trigger device can trigger the second magnetic induction switch.
Further, first magnetic induction switch includes the first sender unit and the first actuator；
First sender unit is used to detect the pole polarity of the trigger device, and according to the pole polarity of trigger device
Trigger first actuator；
Second magnetic induction switch includes the second sender unit and the second actuator；
Second sender unit is used to detect the pole polarity of the trigger device, and according to the pole polarity of trigger device
Trigger second actuator.
Further, first sender unit and second sender unit are magnetic sensor chips, the triggering dress
It is set to permanent magnet.
Further, first magnetic induction switch further includes first shell, the first shell include the first cabinet and
First lid；
First sender unit and first actuator are arranged in first cabinet, and first cover cap
It closes on first cabinet；
Second magnetic induction switch further includes second shell, and the second shell includes the second cabinet and the second lid；
Second sender unit and second actuator are arranged in second cabinet, and second cover cap
It closes on second cabinet.
Further, the magnetic sensor chips, the first shell and the second shell are by heat-resisting material
It is made.
Further, cable entry is equipped on the side wall of first cabinet and second cabinet.
Further, Dual-layer sealing device is equipped between first cabinet and first lid；Second cabinet
Dual-layer sealing device is equipped between second lid.
Further, first cabinet is fixed on the first supporting plate；Second cabinet is fixed on the second supporting plate.
Further, first magnetic induction switch and second magnetic induction are freeze mode magnetic induction switch.
The purpose of this utility model, which also resides in, provides a kind of power generator, including pneumatic door described in the utility model.
Pneumatic door provided by the utility model, including pneumatic door body and travel switch；The travel switch includes first
Magnetic induction switch and the second magnetic induction switch, first magnetic induction switch and second magnetic induction switch are arranged at described
The side of pneumatic door body；The pneumatic door body is equipped with trigger device, and the pneumatic door body is able to drive the triggering
Device is mobile relative to first magnetic induction switch and the second magnetic induction switch；It is located at first position in the trigger device
When, the trigger device can trigger the first magnetic induction switch, when the trigger device is located at the second position, the triggering dress
The second magnetic induction switch can be triggered by setting.Travel switch uses magnetic induction switch, is triggering the first magnetic induction switch and the second magnetic
In the movement of inductive switch, no mechanical wear, and the first magnetic induction switch and the second magnetic induction switch can be in a certain ranges
The device that is inside triggered triggering, so that the first magnetic induction switch and the second magnetic induction switch remain to when realizing the variation of pneumatic door stroke
Enough correct instruction position of the switch, reduce failure rate, and the first magnetic induction switch and the second magnetic induction switch being capable of once mountings
In place, the number of adjustment and maintenance is reduced.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of the first magnetic induction switch in pneumatic door provided by the embodiment of the utility model；
Fig. 2 is the structural schematic diagram of pneumatic door provided by the embodiment of the utility model.
Icon: the first magnetic induction switch of 1-；The first lid of 11-；The first actuator of 12-；The first sender unit of 13-；
The first cabinet of 14-；15- cable entry；The first supporting plate of 16-；The second magnetic induction switch of 2-；3- pedestal；4- triggering
Device.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical
Novel protected range.
In the description of the present invention, it should be noted that such as occur term " center ", "upper", "lower", " left side ",
" right side ", "vertical", "horizontal", "inner", "outside" etc., indicated by orientation or positional relationship be orientation based on the figure or
Positional relationship is merely for convenience of describing the present invention and simplifying the description, rather than the device or member of indication or suggestion meaning
Part must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
In addition, such as there is term " first ", " second ", being used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
Wherein, term " first position " and " second position " are two different positions.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
The utility model provides a kind of pneumatic door and power generator, and multiple embodiments are given below and mention to the utility model
The pneumatic door and power generator of confession are described in detail.
Embodiment 1
Pneumatic door provided in this embodiment, as shown in Figure 1 to Figure 2, including pneumatic door body and travel switch；Travel switch
Including the first magnetic induction switch 1 and the second magnetic induction switch 2, the first magnetic induction switch 1 and the second magnetic induction switch 2 are arranged at
The side of pneumatic door body；Pneumatic door body is equipped with trigger device 4, pneumatic door body be able to drive trigger device 4 relative to
First magnetic induction switch 1 and the second magnetic induction switch 2 are mobile；When trigger device 4 is located at first position, trigger device 4 can
The first magnetic induction switch 1 is triggered, when trigger device 4 is located at the second position, trigger device 4 can trigger the second magnetic induction switch
2。
Wherein, the first magnetic induction switch 1 and the second magnetic induction switch 2 may be mounted on pedestal 3, and the size of pedestal 3 can
To be designed according to field condition.
Wherein, pneumatic door body when moving, is able to drive the movement of trigger device 4, and trigger device 4 is equipped with magnet, example
Such as when trigger device 4 is located at first position, pneumatic door body is in the position for reaching position, the triggering of trigger device 4 at this time first
Magnetic induction switch 1, user can obtain the state of the first magnetic induction switch 1 by controller, open in the first magnetic induction switch 1
It is judged as that pneumatic door body is in the position for reaching position when opening；When trigger device 4 is located at the second position, pneumatic door body is in
Position in place is closed, trigger device 4 triggers the second magnetic induction switch 2 at this time, and user can obtain the second magnetic by controller
The state of inductive switch 2 is judged as that pneumatic door body is in the position closed in place when the second magnetic induction switch 2 is opened.
Pneumatic door provided in this embodiment, travel switch use magnetic induction switch, are triggering the first magnetic induction switch 1 and the
In the movement of two magnetic induction switches 2, no mechanical wear, and the first magnetic induction switch 1 and the second magnetic induction switch 2 can be one
Determine the triggering of device 4 that is triggered in range, thus when realizing the variation of pneumatic door stroke, the first magnetic induction switch 1 and the second magnetic induction
Switch 2 still is able to correctly indicate the position of the switch, reduces failure rate, and 2 energy of the first magnetic induction switch 1 and the second magnetic induction switch
Enough once mountings in place, reduce the number of adjustment and maintenance.
Further, the first magnetic induction switch 1 includes the first sender unit 13 and the first actuator 12；First sender unit 13 is used
First actuator 12 is triggered in the pole polarity of detection trigger device 4, and according to the pole polarity of trigger device 4；Second
Magnetic induction switch 2 includes the second sender unit and the second actuator；Second sender unit is used to detect the pole polarity of trigger device 4,
And the second actuator is triggered according to the pole polarity of trigger device 4.
Wherein, the magnet on trigger device 4 close to the first sender unit 13 magnetic chip when, the first sender unit 13 can be examined
The stimulation of magnet is surveyed, a stable magnetic field is generated, so that the first actuator 12 of triggering, the first actuator 12 can trigger the first magnetic
Inductive switch 1 is opened；When magnet is mobile far from the first sender unit 13, the first sender unit 13 generates opposite magnetic field, and first holds
Row device 12 does not trigger the execution of the first ground, and the first magnetic induction switch 1 is closed.
The working principle of second sender unit and the second actuator is identical as above-mentioned working principle, repeats no more.
Wherein, the first sender unit and the second sender unit are magnetic sensor chips, and trigger device is permanent magnet.
Further, the first magnetic induction switch 1 further includes first shell, and first shell includes the first cabinet 14 and the first lid
Body 11；First sender unit 13 and the first actuator 12 are arranged in the first cabinet 14, and the first lid 11 lid is closed in the first case
On body 14；Second magnetic induction switch 2 further includes second shell, and second shell includes the second cabinet and the second lid；Second transmits
Device and the second actuator are arranged in the second cabinet, and the second cover cap closes on the second cabinet.
First lid 11 can be fastened on the first cabinet 14, can also be connected by fastener；Second lid can block
It closes on the second cabinet, can also be connected by fastener.First cabinet 14 and the first lid 11 can protect the first sender unit
13 and first actuator 12, prevent the impurity such as dust, water from entering；Second cabinet and the second lid can protect the second sender unit and
Second actuator prevents the impurity such as dust, water from entering.
Further, magnetic sensor chips, first shell and second shell are made of heat-resisting material.In high temperature ring
Under border, it is not damaged device, magnetic sensor chips will not reduce the sensitivity and reliability of induction because of high temperature.
Heat-resisting material can be the boronation of the refractory metals such as tungsten, molybdenum, tantalum, niobium, vanadium, chromium, titanium, zirconium and rare earth metal
Object, carbide, nitride, silicide, phosphide and sulfide etc.；Or such as boron carbide, silicon carbide, boron nitride, silicon nitride, phosphorus
Change boron, phosphatization silicon etc..
Further, cable entry 15 is equipped on the side wall of the first cabinet 14 and the second cabinet.
Wherein, cable entry 15 is equipped with through-hole, and through-hole is connected to the inside of the first cabinet 14 and the second cabinet, electricity
Cable protrudes into the first cabinet 14 or the second cabinet after capable of passing through cable entry 15.
Cable entry 15 can be threadedly coupled respectively with the first cabinet 14 and the second cabinet, or welding etc. is appointed
The suitable form of meaning.
Further, Dual-layer sealing device is equipped between the first cabinet 14 and the first lid 11；Second cabinet and the second lid
Dual-layer sealing device is equipped between body.It being capable of further anti-dust, waterproof, acid and alkali-resistance, long-term work or idle undamped.
Further, the first cabinet 14 is fixed on the first supporting plate 16.Connection type can be welding, can also pass through spiral shell
It tethers and connects.
Further, the second cabinet is fixed on the second supporting plate.Connection type can be welding, can also be connected by bolt
It connects.
In the present embodiment, the first magnetic induction switch 1 is freeze mode magnetic induction switch.Wherein, when the magnet on trigger device 4
When close to magnetic chip in the first sender unit 13, the first sender unit 13 can detect the polarity of the magnet on trigger device 4, and produce
A raw stable magnetic field, remembers the position signal.When the magnet on position indicator returns, the magnetic core of the first sender unit 13
Piece generates opposite polarity magnetic field, remembers another position signal.
There are two stable states for first magnetic induction switch 1 tool: i.e. after the first magnetic induction switch 1 is attracted, magnet of taking away continues
Keep attracting state；After first magnetic induction switch 1 disconnects, magnet of taking away continues to remain off.Acting pneumatic door
When position, the first magnetic induction switch 1 has the function of to keep.
Second magnetic induction switch 2 is freeze mode magnetic induction switch.Wherein, when the magnet on trigger device 4 is sent out close to second
When believing the magnetic chip in device, the second sender unit can detect the polarity of the magnet on trigger device 4, and generate a stable magnetic
, remember the position signal.When the magnet on position indicator returns, it is opposite that the magnetic chip of the second sender unit generates polarity
Magnetic field, remember another position signal.
There are two stable states for second magnetic induction switch 2 tool: i.e. after the second magnetic induction switch 2 is attracted, magnet of taking away continues
Keep attracting state；After second magnetic induction switch 2 disconnects, magnet of taking away continues to remain off.Acting pneumatic door
When position, the second magnetic induction switch 2 has the function of to keep.
Pneumatic door provided in this embodiment, including pneumatic door body and travel switch；Travel switch includes the first magnetic induction
Switch 1 and the second magnetic induction switch 2, the first magnetic induction switch 1 and the second magnetic induction switch 2 are arranged at the one of pneumatic door body
Side；Pneumatic door body is equipped with trigger device 4, and pneumatic door body is able to drive trigger device 4 relative to the first magnetic induction switch 1
It is mobile with the second magnetic induction switch 2；When trigger device 4 is located at first position, trigger device 4 can trigger the first magnetic induction and open
1 is closed, when trigger device 4 is located at the second position, trigger device 4 can trigger the second magnetic induction switch 2.
Embodiment 2
Power generator provided in this embodiment, the pneumatic door provided including embodiment 1.Travel switch is opened using magnetic induction
It closes, in the movement for triggering the first magnetic induction switch 1 and the second magnetic induction switch 2, no mechanical wear, and the first magnetic induction is opened
Close 1 and second magnetic induction switch 2 can be triggered in a certain range device 4 triggering, thus realize pneumatic door stroke variation when,
First magnetic induction switch 1 and the second magnetic induction switch 2 still are able to correctly indicate the position of the switch, reduce failure rate, and the first magnetic
Inductive switch 1 and the second magnetic induction switch 2 can once mounting in place, reduce the number of adjustment and maintenance.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type.
Claims (10)
1. a kind of pneumatic door, which is characterized in that including pneumatic door body and travel switch；
The travel switch includes the first magnetic induction switch and the second magnetic induction switch, first magnetic induction switch and described the
Two magnetic induction switches are arranged at the side of the pneumatic door body；
The pneumatic door body is equipped with trigger device, and the pneumatic door body is able to drive the trigger device relative to described
First magnetic induction switch and the second magnetic induction switch are mobile；
When the trigger device is located at first position, the trigger device can trigger the first magnetic induction switch, in the touching
When transmitting apparatus is located at the second position, the trigger device can trigger the second magnetic induction switch.
2. pneumatic door according to claim 1, which is characterized in that first magnetic induction switch include the first sender unit and
First actuator；
First sender unit is used to detect the pole polarity of the trigger device, and is triggered according to the pole polarity of trigger device
First actuator；
Second magnetic induction switch includes the second sender unit and the second actuator；
Second sender unit is used to detect the pole polarity of the trigger device, and is triggered according to the pole polarity of trigger device
Second actuator.
3. pneumatic door according to claim 2, which is characterized in that first sender unit and second sender unit are
Magnetic sensor chips, the trigger device are permanent magnet.
4. pneumatic door according to claim 3, which is characterized in that first magnetic induction switch further includes first shell,
The first shell includes the first cabinet and the first lid；
First sender unit and first actuator are arranged in first cabinet, and first cover cap closes
On first cabinet；
Second magnetic induction switch further includes second shell, and the second shell includes the second cabinet and the second lid；
Second sender unit and second actuator are arranged in second cabinet, and second cover cap closes
On second cabinet.
5. pneumatic door according to claim 4, which is characterized in that the magnetic sensor chips, the first shell and
The second shell is made of heat-resisting material.
6. pneumatic door according to claim 4, which is characterized in that on the side wall of first cabinet and second cabinet
It is equipped with cable entry.
7. pneumatic door according to claim 4, which is characterized in that be equipped between first cabinet and first lid
Dual-layer sealing device；Dual-layer sealing device is equipped between second cabinet and second lid.
8. pneumatic door according to claim 4, which is characterized in that first cabinet is fixed on the first supporting plate；It is described
Second cabinet is fixed on the second supporting plate.
9. pneumatic door according to claim 1 to 8, which is characterized in that first magnetic induction switch and institute
Stating the second magnetic induction is freeze mode magnetic induction switch.
10. a kind of power generator, which is characterized in that including pneumatic door of any of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920358449.3U CN209687552U (en) | 2019-03-20 | 2019-03-20 | Pneumatic door and power generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920358449.3U CN209687552U (en) | 2019-03-20 | 2019-03-20 | Pneumatic door and power generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209687552U true CN209687552U (en) | 2019-11-26 |
Family
ID=68605459
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920358449.3U Active CN209687552U (en) | 2019-03-20 | 2019-03-20 | Pneumatic door and power generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209687552U (en) |
-
2019
- 2019-03-20 CN CN201920358449.3U patent/CN209687552U/en active Active
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