CN208850057U - A kind of novel magnetic returns structure - Google Patents
A kind of novel magnetic returns structure Download PDFInfo
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- CN208850057U CN208850057U CN201821824014.5U CN201821824014U CN208850057U CN 208850057 U CN208850057 U CN 208850057U CN 201821824014 U CN201821824014 U CN 201821824014U CN 208850057 U CN208850057 U CN 208850057U
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- yoke
- washer
- limited post
- magnet
- wall
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Abstract
The utility model discloses a kind of novel magnetic returns structures, including yoke, the yoke is U-shaped setting, the bottom side inner wall of yoke is equipped with magnet, the top side of magnet is equipped with washer, the top side of the magnet offers mounting hole along the vertical direction, the bottom side of washer is fixedly installed with washer limited post, yoke limited post is fixedly installed on the bottom side inner wall of yoke, washer limited post and yoke limited post one end close to each other all extend in mounting hole, the top of the yoke limited post offers placing groove, and the bottom end of washer limited post is fixedly installed with placement bar.The utility model structure is simple, the energy accurate positioning in the case where not needing jig of washer, magnet and three part of yoke, to save the production of jig, reduce cost, and reduce pendulum jig and take jig station, manpower is saved, and the device washer and magnet are easy to assembly, and even if the case where AB glue failure in a long time still is able to that washer is kept to be not easy to shake with magnet, use demand is met.
Description
Technical field
The utility model relates to speaker technology field more particularly to a kind of novel magnetic returns structures.
Background technique
It is all to need using jig lacating block, magnet, the position of yoke that the magnetic of our loudspeaker, which returns assembling, under normal circumstances,
It is fixed simultaneously with glue, after glue curing, further takes out jig, the production of each new machine requires to make a large amount of jig
Jig is at high cost, and needs process more when production operation: pendulum jig-is put washer-washer AB glue-putting magnet-magnet A B glue-and is put
Yoke-takes jig, wherein picking and placing jig station occupies certain working hour, high labor cost.
The patent of Publication No. CN205491115U discloses a kind of speaker magnetic returns structure of anti-rock, including coaxial China
Department, magnet and YOKE, washer and YOKE are located at the two sides of magnet, have the limit for running through magnet in the axial direction on magnet
Hole, the washer surface opposite with magnet be equipped with prominent surface and with the matched washer limited post of limit hole, YOKE is opposite with magnet
Surface be equipped with prominent surface and with the matched YOKE limited post of limit hole, be not necessarily between magnetic returns structure each section of the utility model
It is fixed to each other by AB glue, but quick assembling is realized by position limiting structure, can also improve the quality conformance of product and weather-proof
Property, but after AB glue failure, which can only prevent shaking in the horizontal direction, washer and magnet still may be in speakers
It shakes, therefore cannot be satisfied the use demand in vertical direction when work.
Utility model content
Purpose of the utility model is to solve disadvantages existing in the prior art, and a kind of New Magnetic Field Controlled proposed returns knot
Structure.
To achieve the goals above, the utility model adopts the technical scheme that
A kind of novel magnetic returns structure, including yoke, the yoke are U-shaped setting, and the bottom side inner wall of yoke is equipped with magnet,
The top side of magnet is equipped with washer, and the top side of the magnet offers mounting hole along the vertical direction, and the bottom side of washer is fixedly installed with
Washer limited post is fixedly installed with yoke limited post on the bottom side inner wall of yoke, and washer limited post is mutually leaned on yoke limited post
Close one end all extends in mounting hole, and the top of the yoke limited post offers placing groove, and the bottom end of washer limited post is solid
Dingan County extends in placing groove equipped with bar, the bottom end for placing bar is placed, and offers installation on the two sides inner wall of the placing groove
Slot is movably installed with motion bar in two mounting grooves, and two motion bar sides close to each other all extend in placing groove simultaneously
It is fixedly installed with wedge block respectively, the two sides for placing bar offer the card slot in placing groove, two wedge block phases
Mutually close side extends respectively in two card slots, offers movement on the side inner wall that two mounting grooves are located remotely from each other
Slot is movably installed with movable block in two shifting chutes, and two movable block sides close to each other are rotatably equipped with mobile bar,
Two mobile bar one end close to each other extend respectively in two mounting grooves and to be rotatably installed in two motion bars respectively mutual
On separate one end, push-pull rod, the side that two push-pull rods are located remotely from each other are movably installed on two mounting groove bottom side inner walls
It is rotatably equipped with connecting rod, the top of two connecting rods is rotatably installed in respectively on the bottom side of two motion bars.
Preferably, the side of the motion bar offers rotation hole, and rotation axis, and rotation axis are rotatably equipped in rotation hole
To all extend to rotation hole outer and be respectively and fixedly installed on the two sides inner wall of mounting groove at both ends.
Preferably, two push-pull rods side close to each other is equipped with and is respectively and fixedly installed on two mounting groove bottom side inner walls
Mandril, and the top of two mandrils is in contact with the bottom side of two motion bars respectively.
Preferably, sliding groove is offered on the bottom side inner wall of the mounting groove, the bottom end of push-pull rod is slidably mounted on sliding
In slot, push-pull rod and mandril side close to each other are fixedly installed with same first spring.
Preferably, limiting slot is offered on the two sides inner wall of the shifting chute, the top side and bottom side of movable block are slided respectively
It is dynamic to be mounted in two limiting slots.
Preferably, the shifting chute is far from the movement for being fixedly installed with second spring on the side inner wall of motion bar, and second
The other end of spring is fixedly mounted on movable block far from the side of motion bar.
Compared with prior art, the utility model has the beneficial effects that
In the utility model, made by the cooperation of yoke, magnet, washer, mounting hole, washer limited post, yoke limited post
With, the washer limited post and the yoke limited post on the inner wall of yoke bottom side of washer bottom side all extend in the mounting hole on magnet,
Ensure that the energy accurate positioning in the case where not needing jig of washer, magnet and three part of yoke is dropped to save the production of jig
Low cost, and reduce pendulum jig and take jig station, manpower is saved, by placing groove, places bar, mounting groove, motion bar, wedge shape
Block, card slot, rotation hole, rotation axis, mandril, connecting rod, push-pull rod, shifting chute, movable block, mobile bar are used cooperatively, when this
When vibration of the magnetic returns structure by vertical direction, since washer is in contact with magnet, vibration, which will drive, places bar in placing groove
Move up, the buffering of the first spring and second spring counteract vibration bring pressure, be effectively reduced magnetic returns structure by
The influence of vibration, and when device is installed can only drive second spring deformation, and then the first spring of drive and the simultaneously when removing
Two spring deformations so that washer is easy to assembly with magnet, and even if the case where AB glue failure in a long time still be able to keep washer and magnetic
Iron is not easy to shake, and meets use demand；
The utility model structure is simple, and washer, magnet and three part of yoke can position standard in the case where not needing jig
Really, to save the production of jig, cost is reduced, and reduces pendulum jig and takes jig station, saves manpower, and the device washer
It is easy to assembly with magnet, and even if the case where AB glue failure in a long time still is able to that washer is kept to be not easy to shake with magnet, meeting makes
Use demand.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of novel magnetic returns structure structural schematic diagram；
Fig. 2 be the utility model proposes a kind of New Magnetic Field Controlled return structure chart 1 in part A structural schematic diagram；
Fig. 3 be the utility model proposes a kind of New Magnetic Field Controlled return structure chart 2 in the part A1 structural schematic diagram.
In figure: 1 yoke, 2 magnet, 3 washers, 4 mounting holes, 5 washer limited posts, 6 yoke limited posts, 7 placing grooves, 8 are placed
Bar, 9 mounting grooves, 10 motion bars, 11 wedge blocks, 12 card slots, 13 rotation holes, 14 rotation axis, 15 mandrils, 16 connecting rods, 17 push-and-pulls
Bar, 18 shifting chutes, 19 movable blocks, 20 mobile bars.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
Referring to Fig.1-3, a kind of novel magnetic returns structure, including yoke 1, yoke 1 is U-shaped setting, on the bottom side inner wall of yoke 1
Equipped with magnet 2, the top side of magnet 2 is equipped with washer 3, and the top side of magnet 2 offers mounting hole 4, the bottom side of washer 3 along the vertical direction
It is fixedly installed with washer limited post 5, yoke limited post 6, washer limited post 5 and yoke are fixedly installed on the bottom side inner wall of yoke 1
The one end close to each other of iron limited post 6 all extends in mounting hole 4, and the top of yoke limited post 6 offers placing groove 7, washer
The bottom end of limited post 5, which is fixedly installed with, places bar 8, and the bottom end for placing bar 8 extends in placing groove 7, the two sides inner wall of placing groove 7
On offer mounting groove 9, be movably installed with motion bar 10 in two mounting grooves 9, two motion bars 10 it is close to each other one
Side all extends in placing groove 7 and is fixedly installed with respectively wedge block 11, and the two sides for placing bar 8 are offered positioned at placing groove 7
Interior card slot 12, two sides close to each other of wedge block 11 extend respectively in two card slots 12, and two mounting grooves 9 are mutually remote
From side inner wall on offer shifting chute 18, movable block 19, two movable blocks are movably installed in two shifting chutes 18
19 sides close to each other are rotatably equipped with mobile bar 20, and two one end close to each other of mobile bar 20 extend respectively to two
It is rotatably installed in mounting groove 9 and respectively on one end that two motion bars 10 are located remotely from each other, on two 9 bottom side inner walls of mounting groove
It is movably installed with push-pull rod 17, the side that two push-pull rods 17 are located remotely from each other is rotatably equipped with connecting rod 16, two connecting rods
16 top is rotatably installed in respectively on the bottom side of two motion bars 10,1 bottom side of washer limited post 4 and yoke of 3 bottom side of washer
Yoke limited post 6 on inner wall all extends in the mounting hole 4 on magnet 2, it is ensured that washer 3, magnet 2 and 1 three part of yoke exist
Do not need in the case where jig can accurate positioning to save the production of jig reduce cost, and reduce pendulum jig and take jig
Station saves manpower.
The side of motion bar 10 offers rotation hole 13, and rotation axis 14, and rotation axis 14 are rotatably equipped in rotation hole 13
Both ends all extend to that rotation hole 13 is outer and be respectively and fixedly installed on the two sides inner wall of mounting groove 9, and two push-pull rods 17 are mutual
Close side is equipped with the mandril 15 being respectively and fixedly installed on two mounting grooves, 9 bottom side inner wall, and the top of two mandrils 15
It is in contact respectively with the bottom side of two motion bars 10, sliding groove, the bottom end of push-pull rod 17 is offered on the bottom side inner wall of mounting groove 9
It is slidably mounted in sliding groove, push-pull rod 17 and the side close to each other of mandril 15 are fixedly installed with same first spring, move
Limiting slot is offered on the two sides inner wall of dynamic slot 18, the top side and bottom side of movable block 19 are slidably mounted on two limiting slots respectively
Interior, shifting chute 18 is far from the movement for being fixedly installed with second spring on the side inner wall of motion bar 10, the other end of second spring
It is fixedly mounted on side of the movable block 19 far from motion bar 10, when vibration of the magnetic returns structure by vertical direction, due to
Washer 3 is in contact with magnet 2, and vibration will drive placement bar 8 and move up in placing groove 7, places bar 8 and is driven by card slot 12
Two wedge blocks 11 move up, and wedge block 11 drives motion bar 10 to rotate, and in 10 rotation process of motion bar, are placing bar 8
Push effect under, motion bar 10 is moved down far from one end of wedge block 11 so that connecting rod 16 squeeze push-pull rod 17 so that
Push-pull rod 17 is compressed close to mandril 15, the first spring, and motion bar 10 drives mobile bar 20 to rotate, and mobile bar 20 passes through movement
Block 19 compresses second spring, so that second spring is compressed, to counteract vibration bring pressure, is effectively reduced magnetic and returns
Structure is influenced by shaking, and when device is installed can only drive second spring deformation, and then the first bullet of drive simultaneously when removing
Spring and second spring deformation so that washer 3 and magnet 2 are easy to assembly, and even if the case where AB glue failure in a long time still be able to keep
Washer 3 is not easy to shake with magnet 2.
Working principle: the yoke limited post 6 on the 1 bottom side inner wall of washer limited post 4 and yoke of 3 bottom side of washer all extends to
In mounting hole 4 on magnet 2, it is ensured that washer 3, magnet 2 and 1 three part of yoke can position standard in the case where not needing jig
Really, to save the production of jig, cost is reduced, and reduces pendulum jig and takes jig station, saves manpower, in addition, working as the magnetic
When returning vibration of the structure by vertical direction, since washer 3 is in contact with magnet 2, vibration, which will drive, places bar 8 in placing groove 7
It inside moves up, places bar 8 and drive two wedge blocks 11 to move up by card slot 12, wedge block 11 drives 10 turns of motion bar
Dynamic, in 10 rotation process of motion bar, under the push effect for placing bar 8, the one end of motion bar 10 far from wedge block 11 is downward
Mobile, so that connecting rod 16 squeezes push-pull rod 17, so that push-pull rod 17 is close to mandril 15, the first spring is compressed, and motion bar
10 drive mobile bar 20 to rotate, and mobile bar 20 compresses second spring by movable block 19, so that second spring is compressed, to support
Disappeared vibration bring pressure, and being effectively reduced magnetic returns structure is influenced by shaking, and when device is installed can only drive the
Two spring deformations, and then while the first spring and second spring deformation are driven when removing, so that washer 3 and magnet 2 are easy to assembly,
And even if the case where AB glue failure in a long time still is able to that washer 3 is kept to be not easy to shake with magnet 2, use demand is met.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. a kind of novel magnetic returns structure, including yoke (1), which is characterized in that the yoke (1) is U-shaped setting, yoke (1)
Bottom side inner wall is equipped with magnet (2), and the top side of magnet (2) is equipped with washer (3), and the top side of the magnet (2) is opened along the vertical direction
Equipped with mounting hole (4), the bottom side of washer (3) is fixedly installed with washer limited post (5), fixed peace on the bottom side inner wall of yoke (1)
Equipped with yoke limited post (6), washer limited post (5) and yoke limited post (6) one end close to each other all extend to mounting hole (4)
Interior, the top of the yoke limited post (6) offers placing groove (7), and the bottom end of washer limited post (5) is fixedly installed with placement bar
(8), the bottom end for placing bar (8) extends in placing groove (7), offers mounting groove on the two sides inner wall of the placing groove (7)
(9), it is movably installed with motion bar (10) in two mounting grooves (9), two motion bar (10) sides close to each other extend
To being fixedly installed with wedge block (11) in placing groove (7) and respectively, the two sides for placing bar (8) are offered positioned at placing groove
(7) card slot (12) in, two wedge block (11) sides close to each other extend respectively in two card slots (12), two installations
It is offered on the side inner wall that slot (9) is located remotely from each other shifting chute (18), is movably installed with movement in two shifting chutes (18)
Block (19), two movable block (19) sides close to each other are rotatably equipped with mobile bar (20), and two mobile bars (20) are mutual
Close one end extends respectively in two mounting grooves (9) and is rotatably installed in two motion bars (10) are located remotely from each other one respectively
On end, be movably installed with push-pull rod (17) on two mounting groove (9) bottom side inner walls, two push-pull rods (17) be located remotely from each other one
Side is rotatably equipped with connecting rod (16), and the top of two connecting rods (16) is rotatably installed in the bottom of two motion bars (10) respectively
On side.
2. a kind of novel magnetic returns structure according to claim 1, which is characterized in that the side of the motion bar (10) opens up
Have rotation hole (13), is rotatably equipped with rotation axis (14) in rotation hole (13), and the both ends of rotation axis (14) all extend to rotation
Hole (13) outside and is respectively and fixedly installed on the two sides inner wall of mounting groove (9).
3. a kind of novel magnetic returns structure according to claim 1, which is characterized in that two push-pull rods (17) are close to each other
Side is equipped with the mandril (15) being respectively and fixedly installed on two mounting groove (9) bottom side inner walls, and the top of two mandrils (15)
It is in contact respectively with the bottom side of two motion bars (10).
4. a kind of novel magnetic returns structure according to claim 1, which is characterized in that the bottom side inner wall of the mounting groove (9)
On offer sliding groove, the bottom end of push-pull rod (17) is slidably mounted in sliding groove, and push-pull rod (17) is mutually leaned on mandril (15)
Close side is fixedly installed with same first spring.
5. a kind of novel magnetic returns structure according to claim 1, which is characterized in that the two sides inner wall of the shifting chute (18)
On offer limiting slot, the top side and bottom side of movable block (19) are slidably mounted on respectively in two limiting slots.
6. a kind of novel magnetic returns structure according to claim 1, which is characterized in that the shifting chute (18) is far from motion bar
(10) movement of second spring is fixedly installed on side inner wall, the other end of second spring is fixedly mounted on movable block (19)
On side far from motion bar (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821824014.5U CN208850057U (en) | 2018-11-07 | 2018-11-07 | A kind of novel magnetic returns structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821824014.5U CN208850057U (en) | 2018-11-07 | 2018-11-07 | A kind of novel magnetic returns structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208850057U true CN208850057U (en) | 2019-05-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821824014.5U Active CN208850057U (en) | 2018-11-07 | 2018-11-07 | A kind of novel magnetic returns structure |
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| Country | Link |
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| CN (1) | CN208850057U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114143676A (en) * | 2021-11-10 | 2022-03-04 | 赣州鑫冠科技股份有限公司 | Washer for horn bracket convenient for magnetic conduction |
-
2018
- 2018-11-07 CN CN201821824014.5U patent/CN208850057U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114143676A (en) * | 2021-11-10 | 2022-03-04 | 赣州鑫冠科技股份有限公司 | Washer for horn bracket convenient for magnetic conduction |
| CN114143676B (en) * | 2021-11-10 | 2024-06-11 | 赣州鑫冠科技股份有限公司 | Washer with convenient magnetic conduction for loudspeaker support |
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