CN207780192U - Magneto limiting device for testboard - Google Patents
Magneto limiting device for testboard Download PDFInfo
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- CN207780192U CN207780192U CN201721767237.8U CN201721767237U CN207780192U CN 207780192 U CN207780192 U CN 207780192U CN 201721767237 U CN201721767237 U CN 201721767237U CN 207780192 U CN207780192 U CN 207780192U
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- Prior art keywords
- magneto
- spring
- plate
- limit shaft
- limiting
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- 210000002421 cell wall Anatomy 0.000 claims description 3
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 6
- 238000012360 testing method Methods 0.000 description 11
- 230000000694 effects Effects 0.000 description 5
- 238000002485 combustion reaction Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000013011 mating Effects 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model discloses the magneto limiting devices for testboard, including workbench, it includes several limit shafts that limit assembly limit assembly is provided on the upper surface of workbench, one end of limit shaft and the upper surface of workbench connect, its other end is both provided with support plate, it is both provided with sequentially connected spring I and limiting plate in the both sides of support plate, limiting plate is set square, one right-angle side is close to ground and is parallel to horizontal plane, and another right-angle side is connected by spring I with corresponding support plate；When spring I is in ortho states, it is located at the diameter that the maximum spacing between the limiting plate of support plate both sides is more than limit shaft, compressed spring I can make support plate be located at limit shaft in the orthographic projection of horizontal plane in the orthographic projection of horizontal plane.Magneto is installed by the utility model, improves the installation effectiveness of magneto, magneto is installed without tightening nut repeatedly, magneto is dismantled without nut is turned.
Description
Technical field
The utility model is related to the fixing devices of magneto, and in particular to be used for the magneto limiting device of testboard.
Background technology
Magneto is the small-sized alternating current generator that magnetic field is generated using permanent magnet, is the igniting in gasoline engine ignition system
Power supply.Magneto ignition system is made of switch, ignition coil, circuit breaker, capacitor, ignition distributor and safe discharge device etc.,
Its high-voltage electricity simultaneously generates the spark plug for distributing to each cylinder.
Magneto mostly uses greatly rotating-magnet, can be divided into monomer-type and flywheel-type by master-plan.Monomer-type is will be upper
It states each component to be integrally formed, be mounted on internal combustion engine；Flywheel-type is that magnet is mounted on internal combustion engine flywheel, other each portions
Part is separately mounted on internal combustion engine, is mostly used for single cylinder engine.Magneto breaker mostly uses greatly mechanical contact-type, it is also possible to brilliant
Body tubular type.Some magnetos are also equipped with some additional components.
The most basic operation principle of magneto：Permanent magnet rotates in the core, and the primary coil on iron core induces electricity
Kinetic potential (is known as primary potential), electric current (being known as primary current) is generated when contact breaker points is closed, when contact breaker points is beaten suddenly
When opening, sudden shutting off primary current, secondary coil induces quite high electromotive force (being known as secondary potential), and spark plug is made to jump
Fire.Strongest spark plug sparking in order to obtain, it should obtain maximum secondary potential；Maximum secondary potential in order to obtain, breaks
Appliance contact should be closed when primary potential is zero, and when primary potential maximum opens.
In order to be continuously improved or examine the quality of magneto, need magneto being placed on magneto testboard, with
Convenient for testing its performance.In the installment work of existing magneto before testing, need first to place magneto on testboard, and
So that the screw rod on workbench is passed through the through-hole on magneto mounting plate, then nut is set on screw rod to one far from testboard
End, then tightening nut, to which magneto to be fixed on testboard.This mounting means not only lock by step, efficiency is low, and with
It carries out with test job, magneto will produce vibration, this can lead to nut loosening or damage the spiral shell between nut and screw rod
Tooth.
Utility model content
The utility model aim is to provide the magneto limiting device for testboard, solves existing magneto and test
When mounting means not only step is locked, efficiency is low, and with test job carry out, magneto will produce vibration, this can lead
The problem of causing nut loosening or damaging the thread between nut and screw rod.
The utility model is achieved through the following technical solutions：
For the magneto limiting device of testboard, including workbench, it is arranged on the upper surface of the workbench limited
Limit assembly described in hyte part includes several limit shafts, and the axis of the limit shaft is each perpendicular to horizontal plane, one end and work
Make the upper surface connection of platform, the other end is both provided with support plate, sequentially connected spring I is both provided in the both sides of support plate
And limiting plate, the limiting plate are set square, one right-angle side is close to ground and is parallel to horizontal plane, and another right-angle side is logical
Spring I is crossed to connect with corresponding support plate；
When spring I is in ortho states, it is located at the diameter that the maximum spacing between the limiting plate of support plate both sides is more than limit shaft,
Compressed spring I can make support plate be located at limit shaft in the orthographic projection of horizontal plane in the orthographic projection of horizontal plane.
The quantity of limit shaft is consistent with the number of openings on the mounting plate of magneto, and the arrangement mode of limit shaft and installation
The arrangement mode of through-hole on plate is consistent.
When magneto is installed, magneto is held, and make the installation plate level of magneto, be then each positioned at mounting plate respectively
The top of one limit shaft, and the axis of through-hole is made respectively to be overlapped respectively with the axis of a limit shaft；Then magnetoelectricity is moved down
Machine, when through-hole is arranged with the one end on separate ground on limiting plate, as through-hole moves down, limiting plate is pressurized and compressed spring
I, so that limiting plate is moved to corresponding support plate, in order to which through-hole passes through limiting plate；After through-hole passes through limiting plate, spring I
Restore ortho states, to prevent mounting plate from voluntarily deviating from from limit shaft.
When unloading magneto, exert a force compressed spring I, and support plate is then made to be located at limit shaft in water in the orthographic projection of horizontal plane
In the orthographic projection of plane, magneto is moved then along the axis of limit shaft, is unloaded.
Magneto is installed by the utility model, the installation effectiveness of magneto is improved, without tightening nut repeatedly
Magneto is installed, magneto is dismantled without nut is turned.
Further, spring II is arranged on each limit shaft, the spring II is cylindrical screw compression
Spring, axis are parallel to the axis of limit shaft.
Spring II plays cushioning effect to the magneto in test mode.
Further, further include contact plate, the contact plate is parallel to horizontal plane, several are provided on contact plate and is matched
Hole is closed, the quantity of the matching hole is consistent with the quantity of limit shaft, and limit shaft respectively passes through a matching hole, the spring respectively
II is located at the lower end of contact plate, and one end far from workbench is contacted with contact plate on spring II.
The setting of contact plate increases the stress surface of magneto, while the mating reaction between contact plate and limit shaft
Under, mounting plate is unanimously horizontal, and improves the accuracy of magneto test result.
Further, it is both provided with rubber layer in the upper and lower surface of the contact plate.The setting of rubber layer is dropped
The noise level that low contact plate is generated in vibration with corresponding component collision.
Further, one end far from workbench is both provided with limiting slot on the limit shaft, and the limiting slot prolongs
It is parallel with the telescopic direction of corresponding spring I to stretch axis；
It is both provided with limited block close to the one end on ground on the limiting plate, the limited block is inserted into corresponding limiting slot
In, compressed spring I can be such that limited block is moved along the cell wall of limiting slot.
The cross section of the limiting slot is rectangle, the geomery of the limited block and the cross-sectional shape size of limiting slot
Match.
The setting of limiting slot and limited block improves so that the moving direction of limiting plate is always the telescopic direction of spring I
The stability of limiting plate movement.
Further, there are four the limit shafts, and in the orthographic projection of horizontal plane, the axis of limit shaft is each positioned at respectively
On four angles of the same rectangle.
When on the mounting plate of the magneto of use there are four through-hole when, then be arranged four limit shafts.
The utility model compared with prior art, has the following advantages and advantages：
1, the utility model is used for the magneto limiting device of testboard, improves the installation effectiveness of magneto, without anti-
Nut is tightened again to install magneto, and magneto is dismantled without nut is turned；
2, the utility model is used for the magneto limiting device of testboard, and spring II plays the magneto in test mode
To cushioning effect；
3, the utility model is used for the magneto limiting device of testboard, and the setting of contact plate increases the stress of magneto
Face, while under the mating reaction between contact plate and limit shaft, mounting plate is unanimously horizontal, and improves magneto test
As a result accuracy.
Description of the drawings
Attached drawing described herein is used for providing further understanding the utility model embodiment, constitutes the one of the application
Part does not constitute the restriction to the utility model embodiment.In the accompanying drawings：
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the front view of the utility model；
Fig. 3 is the position view of support plate；
Fig. 4 is the front view of Fig. 3；
Fig. 5 is the partial enlarged view of limit shaft；
Fig. 6 is the Longitudinal cross section schematic of Fig. 5；
Fig. 7 is the structural schematic diagram of magneto.
Label and corresponding parts title in attached drawing：
1- workbench, 2- limit shafts, 3- support plates, 4- springs I, 5- limiting plates, 6- springs II, 7- contact plates, 8- limits
Slot, 9- limited blocks, 10- magnetos, 11- mounting plates, 12- through-holes.
Specific implementation mode
To make the purpose of this utility model, technical solution and advantage be more clearly understood, with reference to embodiment and attached drawing,
The utility model is described in further detail, and the exemplary embodiment and its explanation of the utility model are only used for explaining this
Utility model is not intended to limit the scope of the present invention.
Embodiment 1
As shown in Fig. 1-Fig. 7, the utility model is used for the magneto limiting device of testboard, including workbench 1, described
It includes several limit shafts 2, the axis of the limit shaft 2 that limit assembly described in limit assembly is provided on the upper surface of workbench 1
Line is each perpendicular to horizontal plane, and one end is connect with the upper surface of workbench 1, and the other end is both provided with support plate 3, in support plate
3 both sides are both provided with sequentially connected spring I 4 and limiting plate 5, and the limiting plate 5 is set square, and one right-angle side is close
Ground is simultaneously parallel to horizontal plane, and another right-angle side is connected by spring I 4 with corresponding support plate 3；
When spring I 4 is in ortho states, the maximum spacing being located between the limiting plate 5 of 3 both sides of support plate is more than limit shaft 2
Diameter, compressed spring I 4 can make support plate 3 be located at limit shaft 2 in the orthographic projection of horizontal plane in the orthographic projection of horizontal plane.
The quantity of limit shaft 2 is consistent with 12 quantity of through-hole on the mounting plate 11 of magneto 10, and the arrangement side of limit shaft 3
Formula is consistent with the arrangement mode of through-hole 12 on mounting plate 11.
When magneto 10 is installed, magneto 10 is held, and keeps the mounting plate 11 of magneto 10 horizontal, then by mounting plate 11
It is each positioned at the top of a limit shaft 2 respectively, and the axis of through-hole 12 is made respectively to be overlapped respectively with the axis of a limit shaft 2；It connects
It and moves down magneto 10, when through-hole 12 is arranged with one end far from ground on limiting plate 5, as through-hole 12 is to moving down
Dynamic, limiting plate 5 is pressurized and compressed spring I 4, so that limiting plate 5 is moved to corresponding support plate 3, in order to which through-hole 12 passes through limit
Position plate 5；After through-hole 12 passes through limiting plate 5, spring I 4 restores ortho states, to prevent mounting plate 11 from voluntarily deviating from from limit shaft 2.
When unloading magneto 10, exert a force compressed spring I 4, and support plate 3 is then made to be located at limit shaft in the orthographic projection of horizontal plane
2 in the orthographic projection of horizontal plane, moves magneto 10 then along the axis of limit shaft 2, is unloaded.
Magneto 10 is installed by the utility model, the installation effectiveness of magneto 10 is improved, without tightening spiral shell repeatedly
Mother installs magneto 10, without nut is turned dismantles magneto 10.
Further, spring II 6 is arranged on each limit shaft 2, the spring II 6 is cylindrical screw pressure
Contracting spring, axis are parallel to the axis of limit shaft 2.
II 6 pairs of magnetos 10 in test mode of spring play cushioning effect.
Further, further include contact plate 7, the contact plate 7 is parallel to horizontal plane, is provided on contact plate 7 several
The quantity of a matching hole, the matching hole is consistent with the quantity of limit shaft 2, and limit shaft 2 respectively passes through a matching hole, institute respectively
The lower end that spring II 6 is located at contact plate 7 is stated, and one end far from workbench 1 on spring II 6 is contacted with contact plate 7.
The setting of contact plate 7 increases the stress surface of magneto 10, while the cooperation between contact plate 7 and limit shaft 2
Under effect, mounting plate 11 is unanimously horizontal, and improves the accuracy of 10 test result of magneto.
Further, it is both provided with rubber layer in the upper and lower surface of the contact plate 7.The setting of rubber layer is dropped
The noise level that low contact plate 7 is generated in vibration with corresponding component collision.
Further, one end far from workbench 1 on the limit shaft 2 is both provided with limiting slot 8, the limiting slot 8
Extension axis it is parallel with the telescopic direction of corresponding spring I 4；
One end close to ground on the limiting plate 5 is both provided with limited block 9, and the limited block 9 is inserted into corresponding limit
In the slot 8 of position, compressed spring I 4 can be such that limited block 9 is moved along the cell wall of limiting slot 8.
The cross section of the limiting slot 8 is rectangle, the cross-sectional shape of the geomery and limiting slot 8 of the limited block 9
Size matches.
The setting of limiting slot 8 and limited block 9, so that the moving direction of limiting plate 5 is always the telescopic direction of spring I 4,
Improve the stability of the movement of limiting plate 5.
Further, there are four the limit shafts 2, and in the orthographic projection of horizontal plane, the axis of limit shaft 2 distinguishes everybody
In on four angles of the same rectangle.
When on the mounting plate 11 of the magneto 10 of use there are four through-hole 12 when, then be arranged four limit shafts 2.
Above-described specific implementation mode, to the purpose of this utility model, technical solution and advantageous effect carried out into
One step is described in detail, it should be understood that the foregoing is merely specific embodiment of the present utility model, is not used to limit
Determine the scope of protection of the utility model, within the spirit and principle of the utility model, any modification for being made equally is replaced
It changes, improve, should be included within the scope of protection of this utility model.
Claims (7)
1. for the magneto limiting device of testboard, including workbench (1), it is characterised in that：In the upper of the workbench (1)
It includes several limit shafts (2) that limit assembly described in limit assembly is provided on surface, and the axis of the limit shaft (2) is vertical
In horizontal plane, one end is connect with the upper surface of workbench (1), and the other end is both provided with support plate (3), in support plate (3)
Both sides be both provided with sequentially connected spring I (4) and limiting plate (5), the limiting plate (5) is set square, one right angle
While close to ground and being parallel to horizontal plane, another right-angle side is connected by spring I (4) with corresponding support plate (3)；
When spring I (4) is in ortho states, the maximum spacing being located between the limiting plate (5) of support plate (3) both sides is more than limit shaft
(2) diameter, compressed spring I (4), can make support plate (3) the orthographic projection of horizontal plane be located at limit shaft (2) horizontal plane just
In projection.
2. the magneto limiting device according to claim 1 for testboard, it is characterised in that：In each limit
Spring II (6) is arranged on axis (2), the spring II (6) is cylindroid helical-coil compression spring, and axis is parallel to limit shaft
(2) axis.
3. the magneto limiting device according to claim 2 for testboard, it is characterised in that：It further include contact plate
(7), the contact plate (7) is parallel to horizontal plane, several matching holes, the number of the matching hole are provided on contact plate (7)
Amount is consistent with the quantity of limit shaft (2), and limit shaft (2) respectively passes through a matching hole, the spring II (6) to be located at contact respectively
The lower end of plate (7), and one end far from workbench (1) is contacted with contact plate (7) on spring II (6).
4. the magneto limiting device according to claim 3 for testboard, it is characterised in that：In the contact plate
(7) rubber layer is both provided in upper and lower surface.
5. the magneto limiting device according to claim 1 for testboard, it is characterised in that：In the limit shaft
(2) one end far from workbench (1) is both provided with limiting slot (8), the extension axis and corresponding spring of the limiting slot (8) on
The telescopic direction of I (4) is parallel；
It is both provided with limited block (9) close to the one end on ground on the limiting plate (5), the limited block (9) is inserted into corresponding
In limiting slot (8), compressed spring I (4) can be such that limited block (9) is moved along the cell wall of limiting slot (8).
6. the magneto limiting device according to claim 5 for testboard, it is characterised in that：The limiting slot (8)
Cross section be rectangle, the cross-sectional shape size of the geomery and limiting slot (8) of the limited block (9) matches.
7. the magneto limiting device according to claim 1 for testboard, it is characterised in that：The limit shaft (2)
There are four, and in the orthographic projection of horizontal plane, the axis of limit shaft (2) is each positioned at respectively on four angles of the same rectangle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721767237.8U CN207780192U (en) | 2017-12-15 | 2017-12-15 | Magneto limiting device for testboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721767237.8U CN207780192U (en) | 2017-12-15 | 2017-12-15 | Magneto limiting device for testboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207780192U true CN207780192U (en) | 2018-08-28 |
Family
ID=63226718
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721767237.8U Expired - Fee Related CN207780192U (en) | 2017-12-15 | 2017-12-15 | Magneto limiting device for testboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207780192U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108169674A (en) * | 2017-12-15 | 2018-06-15 | 重庆合琅智能科技有限公司 | Applied to the performance test bed of magneto |
-
2017
- 2017-12-15 CN CN201721767237.8U patent/CN207780192U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108169674A (en) * | 2017-12-15 | 2018-06-15 | 重庆合琅智能科技有限公司 | Applied to the performance test bed of magneto |
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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 |
Granted publication date: 20180828 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |