CN109861491A - Fire monitor emits bilateral line inductance electromotor mover device - Google Patents
Fire monitor emits bilateral line inductance electromotor mover device Download PDFInfo
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- CN109861491A CN109861491A CN201811292723.8A CN201811292723A CN109861491A CN 109861491 A CN109861491 A CN 109861491A CN 201811292723 A CN201811292723 A CN 201811292723A CN 109861491 A CN109861491 A CN 109861491A
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- line inductance
- inductance electromotor
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- fire monitor
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- 229910052742 iron Inorganic materials 0.000 claims description 10
- 239000004411 aluminium Substances 0.000 claims description 7
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 7
- 229910052782 aluminium Inorganic materials 0.000 claims description 7
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 6
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Abstract
The invention discloses fire monitors to emit bilateral line inductance electromotor mover device, including the first conductive plate, parallel slot and conductive plate parallel slot end, the quantity of first conductive plate is two, the upper surface of first conductive plate offers parallel slot, the quantity of parallel slot is no less than five, magnetizer is provided between two the first conductive plates, the two sides of magnetizer are through to the inner cavity of parallel slot, the side of conductive plate parallel slot end is provided with conductive plate teeth portion, and the lower end surface of the first conductive plate is provided with conductive plate lower end surface through slot.The fire monitor of the invention patent emits in the compound structure for new residence mover device of bilateral line inductance electromotor, since conductive plate and magnetic conductive board mutual insulating are handled, effectively overcome kelvin effect, induced current will be distributed in inside entire second unit, the induced current in each conductive plate will generate transmitting thrust in magnetic field at this time, this improves the ability of bilateral line inductance electromotor transmitting bullet.
Description
Technical field
The present invention relates to fire-fighting and electromagnetic launch technical field, specially fire monitor transmitting is motor-driven with bilateral linear induction
Sub-device.
Background technique
Line inductance electromotor is a kind of electric energy to be converted into the kinetic energy of linear motion without adding any switching mechanism
Device, reliable for operation because its structure is simple, therefore be widely used in lathe, fire-fighting, the fields such as electromagnetic launch, bilateral straight line sense
Answering motor is one kind of line inductance electromotor, has thrust is bigger and lateral pull is smaller etc. compared to single-sided linear induction machine
Advantage, so needing the field of larger transmitting kinetic energy to be used widely, especially fire monitor and electromagnetic launch field.
Though bilateral linear motor can make fire control shell give the biggish outgoing kinetic energy of fire control shell one in relatively short distance,
But since air gap is larger between the primary and secondary of bilateral line inductance electromotor, and since primary and secondary core ends disconnect generation end
The influence of effect, is compared and rotating electric machine, and that there is power factors is low for bilateral line inductance electromotor, and larger problem is lost, this
Limit the performance of fire monitor to a certain extent, with reaching its maturity for bilateral line inductance electromotor correlation theory, how into
The efficiency that one step improves bilateral line inductance electromotor becomes fire monitor and emits the important topic designed with bilateral line inductance electromotor.
Mainly there are two parts for above-mentioned described bilateral line inductance electromotor loss, one is at the beginning of bilateral line inductance electromotor
Air gap between secondary is larger, so that the magnetic potential landing on air gap and second unit is larger, needs biggish exciting current, this makes
Bilateral line inductance electromotor loss increases；The second is bilateral line inductance electromotor primary and secondary core ends disconnect, this to hold
Portion magnetic field is distorted, and produces side-termind effect, is caused bilateral line inductance electromotor loss to increase, is influenced bilateral linear induction
The runnability of machine, the structure design and material selection of current bilateral line inductance electromotor primary are comparatively perfect, therefore,
The structure design and material selection of second unit become the important breakthrough for reducing bilateral linear motor loss and promoting motor performance
Mouthful.
Currently, the iron core that most of fire monitor emits the second unit of bilateral line inductance electromotor uses magnetic conduction iron plate,
Secondary, referred to as monoblock type tablet are formed in magnetic conduction iron plate two sides composite conducting aluminium sheet by the combined process of explosion weldering again
Stage arrangement, such as the structural schematic diagram (see the patent No. 201320460655.8) that Fig. 1 is monoblock type tablet second unit, monoblock type
Tablet second unit includes conductive aluminium sheet 1 (monolith shape) and magnetic conduction iron plate 2 (monolith shape), and conductive aluminium sheet 1, which is compounded in, leads
2 surface of magnet plate, loss is big when the bilateral linear motor of this secondary structure is run, low efficiency, also has proposition in recent years in addition
A kind of bilateral linear motor second unit of laminated induction board is laminated compared with monoblock type tablet second unit with several pieces
Magnet steel together replaces magnetic conduction iron plate, then magnet steel is carried out with conductive plate with the technique of explosion weldering it is compound, if Fig. 2 is lamination
Formula tablet second unit structural schematic diagram (see the patent No. 201320460655.8), 3 be conductive plate, and 4 be magnetic steel ingot, stacked
Tablet second unit, which compares monoblock type tablet second unit, can reduce bilateral line inductance electromotor loss, this is because double
When side line inductance electromotor primary and secondary interacts, vortex can be generated in magnetizer, monoblock type tablet second unit is led
Magnet is integrated, and vortex is larger, and the magnetizer of laminated induction board second unit is overrided to form by several blocks of magnet steel, this is relatively whole
Body formula tablet second unit reduces the intracorporal eddy-current loss of magnetic conduction.
Change although laminated type tablet second unit is proposed with respect to monoblock type tablet second unit for eddy-current loss
Into, but it only considers in the configuration aspects of magnetizer, actually special bilateral line inductance electromotor Structure of mover and height
The conductive magneto-conductive material of performance affects the performance of bilateral linear motor, and the invention patent is just by bilateral linear induction
The design and material selection of motor-driven minor structure make fire monitor transmitting have better performance with bilateral line inductance electromotor.
Summary of the invention
The purpose of the present invention is to provide fire monitors to emit bilateral line inductance electromotor mover device, has power of motor
Factor is high, and small advantage is lost, and it is low to solve existing bilateral line inductance electromotor power factor, and larger problem is lost.
To achieve the above object, the invention provides the following technical scheme: fire monitor transmitting is motor-driven with bilateral linear induction
Sub-device, including the first conductive plate, parallel slot and conductive plate parallel slot end, the quantity of first conductive plate are two, institute
The upper surface for stating the first conductive plate offers parallel slot, and the quantity of the parallel slot is no less than five, two the first conductive plates it
Between be provided with magnetizer, the two sides of the magnetizer are through to the inner cavity of parallel slot, the one of conductive plate parallel slot end
Side is provided with conductive plate teeth portion, and the lower end surface of first conductive plate is provided with conductive plate lower end surface through slot, the lower end surface
The quantity of through slot is no less than five.
Preferably, first conductive plate is made of aluminium sheet or copper sheet, and first conductive plate upper surface opens up parallel
Slot notch geometric dimension is identical and is equally distributed in the upper surface of the first conductive plate, and the cross section of notch is rectangle, described flat
Row slot does not run through the first conductive plate rear and front end, and the lower end surface of first conductive plate offers two before and after the first conductive plate of perforation
The parallel via holes of end face, for parallel via holes in the lower end surface equidistantly distributed of the first conductive plate, groove profile can be triangle, semicircle
Deng.
Preferably, the magnetizer laminated by silicon steel laminations or silicon steel thin belt or thin magnetic film or iron based nano crystal band and
At, laminate direction along conductive plate upper surface slot direction.
Preferably, the surface of first conductive plate and magnetizer is provided with insulating coating.
Preferably, first conductive plate and magnetizer need to be used doped with quartz particles or aluminium oxide or zirconia particles
Phenolic resin or epoxy resin be potted.
Fire monitor transmitting bilateral line inductance electromotor mover device, including the second conductive plate and magnetic conductive board, described second
Conductive plate is identical with the geometric dimension of magnetic conductive board, and second conductive plate and magnetic conductive board are staggered, second conductive plate and
Magnetic conductive board is fixedly connected by fastening rivet.
Preferably, first conductive plate is made of aluminium sheet or copper sheet, and first conductive plate upper surface opens up parallel
Slot notch geometric dimension is identical and is equally distributed in the upper surface of the first conductive plate, and the cross section of notch is rectangle, described flat
Row slot does not run through the first conductive plate rear and front end, and the lower end surface of first conductive plate offers two before and after the first conductive plate of perforation
The parallel via holes of end face, for parallel via holes in the lower end surface equidistantly distributed of the first conductive plate, groove profile can be triangle, semicircle
Deng.
Preferably, the magnetic conductive board laminated by silicon steel laminations or silicon steel thin belt or thin magnetic film or iron based nano crystal band and
At, laminate direction along conductive plate upper surface slot direction.
Preferably, the surface of second conductive plate and magnetic conductive board is provided with insulating coating.
Preferably, second conductive plate is overrided to form by the copper foil or aluminium foil punching of-layer 0.1-0.5mm.
Preferably, second conductive plate is alternately arranged with magnetic conductive board layering, and second conductive plate is located at outermost layer.
Compared with prior art, beneficial effects of the present invention are as follows:
Compared with prior art, the invention patent promotes larger, existing bilateral straight line in terms of improving fire monitor thrust
It is conducting plate that induction machine secondary, which is all made of upper and lower end face, and the secondary intermediate structure for placing magnetizer, this makes induced current
The overwhelming majority is present in lower conducting plate, and induced current is limited to the contribution of motor thrust, using the fire-fighting of the invention patent
After big gun emits the compound structure for new residence mover device of bilateral line inductance electromotor, at conductive plate and magnetic conductive board mutual insulating
Reason, effectively overcomes kelvin effect, induced current will be distributed in inside entire second unit, at this time the induction in each conductive plate
Electric current will all generate transmitting thrust in magnetic field, this improves the ability of bilateral line inductance electromotor transmitting bullet.
Detailed description of the invention
Fig. 1 is the bilateral line inductance electromotor second unit structure of monoblock type；
Fig. 2 is stacked bilateral line inductance electromotor second unit structure；
Fig. 3 is line inductance electromotor Distribution of Magnetic Field and induced current distribution schematic diagram；
Fig. 4 is the second unit conductive plate structure that fire monitor emits bilateral line inductance electromotor in embodiment one；
Fig. 5 is the second unit that fire monitor emits bilateral line inductance electromotor in embodiment one；
Fig. 6 is the second unit that fire monitor emits bilateral line inductance electromotor in embodiment two；
Fig. 7 is the second unit sectional view that fire monitor emits bilateral line inductance electromotor in embodiment two.
In figure: 1, the first conductive plate；2, parallel slot；3, conductive plate teeth portion；4, conductive plate parallel slot end；5, under conductive plate
End face through slot；6, magnetizer；7, the second conductive plate；8, magnetic conductive board；9, fastening rivet.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention 1-7, technical solution in the embodiment of the present invention carry out it is clear,
It is fully described by, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts it is all its
His embodiment, shall fall within the protection scope of the present invention.
Embodiment one:
After being passed through three-phase symmetrical sinusoidal current in the three-phase windings of line inductance electromotor primary, primary and secondary phase interaction
With rear, magnetic field can be generated in air gap between them.Caused by not considering to disconnect due to primary and secondary both ends iron core
When longitudinal edge effect, the distribution situation of this air-gap field can regard the rectilinear direction along primary expansion as in Sine distribution such as figure
3, when three-phase current changes over time, air-gap field will be moved along a straight line.This magnetic field moves in parallel, because referred to herein as going
Wave magnetic field.When secondary electrical item is rail shape, secondary electrical item will generate induced electromotive force simultaneously under the cutting of travelling-magnetic-field
And then generate induced current.Induced current and air-gap field interaction in conductive bar generate electromagnetic force, in fixed straight line electricity
In the case where machine primary device, second unit will be pushed under electromagnetic force and be run.
A kind of fire monitor of the invention patent design emits the mover device of bilateral line inductance electromotor, and first is conductive
Hardened structure such as Fig. 4.The fire monitor emits the installation diagram of the second unit of bilateral line inductance electromotor as shown in Figure 5.First leads
Battery plate 1 is made of copper sheet or aluminium sheet, and for installing magnetizer 6, parallel slot 2 does not run through the parallel slot 2 of 1 upper surface of the first conductive plate
The conductive plate lower end surface of perforation 1 front/rear end of the first conductive plate is opened in first conductive plate, 1 front/rear end, 1 lower end surface of the first conductive plate
Through slot 5, to reduce transvercal induction electric current.It is secondary since electromagnetic induction will generate after the primary generation magnetic fields with secondary
Induced electromotive force and induced current, because the first conductive plate 1 offers parallel slot 2 (as far as possible in the case where meeting mechanical strength
It is deep), 3 section of conductive plate teeth portion is larger with respect to 1 slot bottom section of the first conductive plate, therefore 3 resistance of conductive plate teeth portion is with respect to the first conduction
1 slot bottom very little of plate, induced current almost all flow through conductive plate teeth portion.Conductive plate teeth portion 3 is equivalent to leading for cage rotor at this time
Conductance item, teeth portion induced current form circulation through conductive plate parallel slot end 4, because end electric current is larger with respect to teeth portion electric current, therefore
The reserved width in end is preferably slightly greater than teeth portion width so as to the circulation of induced current circuit.Compared to monoblock type tablet mover knot
Structure, the invention patent make planning to the path of electric current, significantly reduce eddy current effect, reduce bilateral line inductance electromotor
Loss, simultaneously as the first conductive plate upper and lower end faces are provided with slot, this strongly limits faradic lateral flows, in turn
The problem of avoiding bilateral line inductance electromotor lateral pull, so that Ampere force is maximum to the contribution of the electric mover direction of motion
Change, improves motor thrust.The invention patent magnetizer is using the good silicon steel thin slice of magnetic property or silicon steel thin belt or magnetism
Film or iron based nano crystal band are overrided to form, and compare traditional magnet steel, and magnetic property is more excellent, this makes potential drop in secondary
Fall smaller, the requirement to exciting current is also smaller, bilateral line inductance electromotor loss is reduced, simultaneously because new material is compared with silicon
Steel disc is thinner, inhibits iron core vortex loss effect more significant, and in addition that there are also high-frequency losses is low for new material, heat-resist equal spies
Point, so that bilateral line inductance electromotor performance is more excellent.The invention patent is potted entire second unit, Embedding Material
For density compared with ferromagnetic material very little, this greatly reduces the compound structure for new residence mover that fire monitor emits bilateral line inductance electromotor
The inertia of device, under identical thrust, fire monitor can the bigger bullet of launch mass, therefore compound structure for new residence mover fill
The payload for substantially increasing fire monitor is set, while the loss of bilateral line inductance electromotor reduces so that fever reduces, from certain
The rapid cooling for emitting fire monitor the compound structure for new residence mover device of bilateral line inductance electromotor is realized in kind meaning, is made
It is more adaptable to use environment to obtain fire monitor.
Embodiment two:
A kind of fire monitor of the invention patent emits mover device such as Fig. 6 of bilateral line inductance electromotor, and section is such as
Fig. 7, magnetic conductive board lower end surface is identical as 7 geometric dimension of the second conductive plate, and the second conductive plate 7 is by 3-10 layers of 0.1-0.5mm aluminium (copper)
Foil is overrided to form, and magnetic conductive board 8 is overrided to form by silicon steel laminations or silicon steel thin belt or thin magnetic film or iron based nano crystal band punching,
The surface of second conductive plate 7 and magnetic conductive board 8 must be handled with insulated paint.Then the second conductive plate 7 is staggeredly layered with magnetic conductive board 8
It is fixed with fastening rivet 9 after arrangement, constitute the mover device that fire monitor emits bilateral line inductance electromotor.The invention patent with
Traditional monoblock type tablet second unit or laminated induction board second unit are compared, and the second conductive plate 7 is not only distributed in secondary
The upper and lower surface of stage arrangement, there is also the second conductive plates 7 inside second unit, and in this way under magnetic fields, each second is led
Battery plate 7 generates induced current, constitutes multiturn Structure of mover in this way, and the Ampere force that each second conductive plate 7 generates is contributed
Have stronger emissivities in motor thrust, thus using the fire monitor transmitting linear motor of this structure, emits bullet
Range and transmitting bullet quality promoted, enhance the extinguishing ability of fire monitor.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (10)
1. fire monitor emits bilateral line inductance electromotor mover device, including the first conductive plate (1), parallel slot (2) and conduction
Plate parallel slot end (4), it is characterised in that: the quantity of first conductive plate (1) is two, first conductive plate (1)
Upper surface offers parallel slot (2), and the quantity of the parallel slot (2) is no less than five, is arranged between two the first conductive plates (1)
Have magnetizer (6), the two sides of the magnetizer (6) are through to the inner cavity of parallel slot (2), conductive plate parallel slot end
(4) side is provided with conductive plate teeth portion (3), and the lower end surface of first conductive plate (1) is provided with the perforation of conductive plate lower end surface
The quantity of slot (5), the lower end surface through slot (5) is no less than five.
2. fire monitor according to claim 1 emits bilateral line inductance electromotor mover device, it is characterised in that: described
First conductive plate (1) is made of aluminium sheet or copper sheet, parallel slot (2) notch geometry that the first conductive plate (1) upper surface opens up
Size is identical and is equally distributed in the upper surface of the first conductive plate (1), and the cross section of notch is rectangle, the parallel slot (2)
Do not run through the first conductive plate (1) rear and front end, the lower end surface of first conductive plate (1) offers perforation the first conductive plate (1)
The parallel via holes in rear and front end face, for parallel via holes in the lower end surface equidistantly distributed of the first conductive plate (1), groove profile can be triangle
Shape, semicircle etc..
3. fire monitor according to claim 1 emits bilateral line inductance electromotor mover device, it is characterised in that: described
Magnetizer (6) is overrided to form by silicon steel laminations or silicon steel thin belt or thin magnetic film or iron based nano crystal band, is laminated direction edge and is led
Battery plate upper surface fluting direction.
4. fire monitor according to claim 1 emits bilateral line inductance electromotor mover device, it is characterised in that: described
The surface of first conductive plate (1) and magnetizer (6) is provided with insulating coating.
5. fire monitor according to claim 1 emits bilateral line inductance electromotor mover device, it is characterised in that: described
First conductive plate (1) and magnetizer (6) need to use phenolic resin doped with quartz particles or aluminium oxide or zirconia particles or
Epoxy resin is potted.
6. fire monitor emits bilateral line inductance electromotor mover device, including the second conductive plate (7) and magnetic conductive board (8), special
Sign is: second conductive plate (7) is identical with the geometric dimension of magnetic conductive board (8), second conductive plate (7) and magnetic conductive board
(8) it is staggered, second conductive plate (7) is fixedly connected with magnetic conductive board (8) by fastening rivet (9).
7. fire monitor according to claim 6 emits bilateral line inductance electromotor mover device, it is characterised in that: described
Magnetic conductive board (8) is overrided to form by silicon steel laminations or silicon steel thin belt or thin magnetic film or iron based nano crystal band, is laminated direction edge and is led
Battery plate upper surface fluting direction.
8. fire monitor according to claim 6 emits bilateral line inductance electromotor mover device, it is characterised in that: described
The surface of second conductive plate (7) and magnetic conductive board (8) is provided with insulating coating.
9. fire monitor according to claim 6 emits bilateral line inductance electromotor mover device, it is characterised in that: described
Second conductive plate (7) is overrided to form by the copper foil or aluminium foil punching of 3-10 layers of 0.1-0.5mm.
10. fire monitor according to claim 6 emits bilateral line inductance electromotor mover device, it is characterised in that: institute
It states the second conductive plate (7) to be alternately arranged with magnetic conductive board (8) layering, second conductive plate (7) is located at outermost layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811292723.8A CN109861491A (en) | 2018-11-01 | 2018-11-01 | Fire monitor emits bilateral line inductance electromotor mover device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811292723.8A CN109861491A (en) | 2018-11-01 | 2018-11-01 | Fire monitor emits bilateral line inductance electromotor mover device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109861491A true CN109861491A (en) | 2019-06-07 |
Family
ID=66889929
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811292723.8A Pending CN109861491A (en) | 2018-11-01 | 2018-11-01 | Fire monitor emits bilateral line inductance electromotor mover device |
Country Status (1)
| Country | Link |
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| CN (1) | CN109861491A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110112883A (en) * | 2019-06-12 | 2019-08-09 | 杭州新峰恒富科技有限公司 | A kind of netted secondary line inductance electromotor of stereo garage long hole |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104348328A (en) * | 2013-07-30 | 2015-02-11 | 山东红帆能源科技有限公司 | Grid linear motor secondary device for linear motor rail transportation |
| CN106981968A (en) * | 2017-05-03 | 2017-07-25 | 南京航空航天大学 | The continuous pole dual-side flat plate type permanent-magnetism linear motor of independent winding |
-
2018
- 2018-11-01 CN CN201811292723.8A patent/CN109861491A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104348328A (en) * | 2013-07-30 | 2015-02-11 | 山东红帆能源科技有限公司 | Grid linear motor secondary device for linear motor rail transportation |
| CN106981968A (en) * | 2017-05-03 | 2017-07-25 | 南京航空航天大学 | The continuous pole dual-side flat plate type permanent-magnetism linear motor of independent winding |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110112883A (en) * | 2019-06-12 | 2019-08-09 | 杭州新峰恒富科技有限公司 | A kind of netted secondary line inductance electromotor of stereo garage long hole |
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Application publication date: 20190607 |