CN110748103A - Magnetic buffer device - Google Patents
Magnetic buffer device Download PDFInfo
- Publication number
- CN110748103A CN110748103A CN201911042782.4A CN201911042782A CN110748103A CN 110748103 A CN110748103 A CN 110748103A CN 201911042782 A CN201911042782 A CN 201911042782A CN 110748103 A CN110748103 A CN 110748103A
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- CN
- China
- Prior art keywords
- magnetic
- pressing block
- upper pressing
- stripes
- supporting plate
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
- E04F11/02—Stairways; Layouts thereof
- E04F11/104—Treads
- E04F11/1045—Treads composed of several layers, e.g. sandwich panels
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
- E04F11/02—Stairways; Layouts thereof
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
- E04F11/02—Stairways; Layouts thereof
- E04F11/104—Treads
- E04F2011/1046—Miscellaneous features of treads not otherwise provided for
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The invention relates to the technical field of building facilities, in particular to a magnetic buffering device which comprises an upper pressing block, a bottom support plate, a plurality of groups of first magnetic stripes, second magnetic stripes, a positioning screw rod and a positioning nut, wherein the upper pressing block is positioned above the bottom support plate, the cross sections of the upper pressing block and the bottom support plate are in a concave shape, the upper pressing block and the bottom support plate are arranged in a matched mode, the first magnetic stripes and the second magnetic stripes are respectively fixed in concave cavities of the upper pressing block and the bottom support plate, homopolarity of the first magnetic stripes and homopolarity of the second magnetic stripes are opposite to form magnetic repulsion force, the first magnetic stripes and the second magnetic stripes are fixed in the device through the positioning screw rod, the upper pressing block is suspended on the bottom support plate under the lifting action of the magnetic repulsion force and the limiting action of the positioning screw. According to the invention, the magnetic strips with the same poles opposite to each other are uniformly arranged, the magnetic repulsion replaces elasticity, and the magnetic strips are stably fixed, so that the problem of metal fatigue caused by using an elastic part is avoided, and the whole stress of the device is stable.
Description
Technical Field
The invention relates to the technical field of building facilities, in particular to a magnetic buffer device.
Background
In real life, buffer can be applied to in many occasions, for example floor (timber apron, ceramic tile etc.) or the bottom of some tables and chairs, more someone sets up buffer under the stair for the oscillation that produces when reducing walking stair, for example the laborsaving stair of the antiskid that china patent application (publication number CN101775881A) disclosed sets up the spring bottom the stair to play the buffering effect. However, such stairs (buffer devices) are not only easy to generate noise when in use, but also the stress of all parts of the stress surface is not balanced, and after the stairs are used for a period of time, the metal stretching fatigue effect can occur, so that the stress of all parts is uneven, and the surface of the stairs is uneven.
Disclosure of Invention
The invention aims to overcome the defects that the conventional spring type buffer device is used for generating noise and the stress surface is not flat due to the aging of an elastic piece.
In order to achieve the aim, the invention discloses a magnetic buffer device, which comprises an upper pressing block, a bottom supporting plate, a plurality of groups of first magnetic strips and second magnetic strips, positioning screw and set nut, it is located the bottom plate top to go up the briquetting, the cross section of going up briquetting and bottom plate all is "concave" style of calligraphy, the width of going up the briquetting is greater than the width of bottom plate, it partly surrounds the top at the bottom plate to go up the briquetting, first magnetic stripe and second magnetic stripe are fixed respectively in the sunken intracavity of last briquetting and bottom plate, thereby first magnetic stripe and second magnetic stripe homopolar relative formation magnetic repulsion, set screw runs through the briquetting in proper order along the perpendicular to last briquetting direction, first magnetic stripe, second magnetic stripe and bottom plate, set nut is from second magnetic stripe bottom and positioning screw locking tight fit, it suspends on the bottom plate to go up the briquetting under magnetic repulsion's lifting and positioning screw's limiting action, form the lift space district between first magnetic stripe and the second magnetic stripe.
Preferably, a pair of the first magnetic stripe and the second magnetic stripe which are oppositely arranged are provided with at least one group of third magnetic stripes, the third magnetic stripes are respectively arranged at intervals of the first magnetic stripe and the second magnetic stripe, the positioning screw rod penetrates through the third magnetic stripe, and the third magnetic stripe is respectively homopolar and opposite to the first magnetic stripe and the second magnetic stripe.
Preferably, two sides of the inner cavity of the upper pressing block are respectively provided with an anti-jacking buffer cavity corresponding to the outer wall of the bottom supporting plate, and the anti-jacking buffer cavities are opposite to the outer wall of the bottom supporting plate at intervals.
Preferably, the upper surface of the bottom supporting plate is provided with a base plate, the bottom side of the base plate is of a hollow structure, the second magnetic strip is fixed on the base plate, and the positioning nut is in locking fit with the positioning screw rod from the bottom side of the base plate.
Preferably, the upper pressing block is provided with a plurality of groups of inwards-concave first buffer cavities, the positioning screw penetrates through the upper pressing block along the first buffer cavities, and the depth of each first buffer cavity is greater than the height of the lifting space area.
Furthermore, a bearing plate is laid on the upper surface of the upper pressing block and covers the whole upper surface of the upper pressing block.
Furthermore, the bottom supporting plate is provided with a plurality of groups of second buffer cavities which are sunken inwards, and the positioning screw penetrates into the second buffer cavities.
Preferably, buffering cushions are respectively paved between the upper surface of the first magnetic stripe, the lower surface of the second magnetic stripe and the screw head of the positioning screw and the upper pressing block, and the buffering cushions are paved on the lower surface of the first magnetic stripe or the upper surface of the second magnetic stripe.
Preferably, the surface of the positioning screw is coated with or made of a magnetic isolating material.
The invention has the beneficial effects that: the existing elastic buffer device is improved, the magnetic strips which are opposite in homopolar are uniformly arranged, the magnetic repulsion replaces elasticity, the magnetic repulsion is stably fixed, the metal fatigue problem caused by using an elastic piece is avoided, and the whole stress of the device is stable.
Drawings
FIG. 1: the invention discloses a structure schematic diagram of a magnetic buffer device.
FIG. 2: the cross section of the magnetic buffer device is schematic.
FIG. 3: the magnetic buffer device of the invention is additionally provided with a schematic cross section diagram of a third magnetic stripe.
FIG. 4: the invention relates to a top view schematic diagram of a top briquetting.
FIG. 5: the invention discloses an application schematic diagram of a magnetic buffer device used as a stair.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the present invention will be further described with reference to the embodiments and the accompanying drawings.
Referring to fig. 1-4, the magnetic buffer device includes an upper pressing block 1, a bottom support plate 2, a plurality of sets of first magnetic strips 3, second magnetic strips 4, positioning screws 5 and positioning nuts 6, wherein the number of the first magnetic strips 3 is the same as that of the second magnetic strips 4, the number of the positioning screws 5 is the same as that of the positioning nuts 6, each set of magnetic strips is assembled by several sets of positioning screws 5, and the positioning screws 5 on a pair of the first magnetic strips 3 and the second magnetic strips 4 are arranged in a straight line.
Specifically, go up briquetting 1 and be located bottom plate 2 top, first magnetic stripe 3 lays the lower surface at last briquetting 1, and second magnetic stripe 4 is laid at bottom plate 2' S upper surface, and first magnetic stripe 3 and second magnetic stripe 4 one-to-one to a pair of first magnetic stripe 3 and the homopolar relative of second magnetic stripe 4 that correspond, the S utmost point is just to the S utmost point or the N utmost point is just to the N utmost point promptly, forms the magnetic repulsion force that repels each other between first magnetic stripe 3 and the second magnetic stripe 4.
In order to stabilize buffer's overall structure, positioning screw 5 passes through briquetting 1 in proper order along the perpendicular to briquetting 1 direction, first magnetic stripe 3, second magnetic stripe 4 and bottom plate 2, positioning screw 5's surface scribbles at magnetic isolation material or is made by magnetic isolation material, set nut 6 is from 4 bottoms of second magnetic stripe and positioning screw 5 locking cooperation, every to the magnetic stripe all can correspond 3-4 group positioning screw 5 and fix, go up briquetting 1 and suspend under the lifting of magnetic repulsion and positioning screw 5's limiting action on bottom plate 2, form lift space district 7 between first magnetic stripe 3 and the second magnetic stripe 4.
Go up briquetting 1 and bottom plate 2's cross section and all be "concave" style of calligraphy, go up the width that briquetting 1 is greater than bottom plate 2's width, go up briquetting 1 and half surround in bottom plate 2's top, go up briquetting 1 and restrict bottom plate 2 in its inner chamber, avoid magnetic repulsion to lead to the condition of briquetting 1 or bottom plate 2 horizontal hunting skew. Further, the inner chamber both sides of going up briquetting 1 are equipped with respectively and prevent a cushion chamber 13, prevent that a cushion chamber 13 is corresponding with the outer wall of bottom plate board 2, prevent that a cushion chamber 13 is relative with the outer wall interval of bottom plate board 2, when last briquetting 1 pushes down, prevent that a cushion chamber 13 still leaves certain interval with the outer wall of bottom plate board 2, avoid pushing up briquetting 1 to the outer wall of bottom plate board 2 in the process of the 1 application of force of briquetting that makes progress.
The first magnetic strip 3 and the second magnetic strip 4 are respectively fixed in the concave cavities of the upper pressing block 1 and the bottom supporting plate 2; the upper surface of bottom plate 2 is equipped with backing plate 21, and the bottom side of backing plate 21 is hollow out construction, and second magnetic stripe 4 is fixed on backing plate 21, and set nut 6 is from the bottom side of backing plate 21 and positioning screw 5 locking cooperation. First magnetic stripe 3 and second magnetic stripe 4 in the same group are about facing, and first magnetic stripe 3 and second magnetic stripe 4 distribute uniformly respectively and lay along the length direction of last briquetting 1 and bottom plate 2, and the magnetic repulsion that first magnetic stripe 3 and second magnetic stripe 4 formed is greater than the self gravity of briquetting 1, when exerting decurrent pressure to last briquetting 1, goes up briquetting 1 and can move about from top to bottom in the scope of lift space district 7.
The upper pressing block 1 is provided with a plurality of groups of inwards-concave first buffer cavities 11 for installing the positioning screw rods 5 and preventing the positioning screw rods 5 from protruding out of the upper pressing block 1. Specifically, the positioning screw 5 penetrates through the upper pressing block 1 along the first buffer cavity 11, and the depth of the first buffer cavity 11 is greater than the height of the lifting space zone 7; the bearing plate 12 is laid on the upper surface of the upper pressing block 1, and the bearing plate 12 covers the whole upper surface of the upper pressing block 1. Correspondingly, the bottom supporting plate 2 is provided with a plurality of groups of second buffer cavities 22 which are sunken inwards, and the positioning screw 5 penetrates into the second buffer cavities 22 to avoid the direct puncture of the bottoms of the positioning screws 5.
In order to reduce the noise generated during use, cushions 8 are respectively paved between the upper surface of the first magnetic stripe 3, the lower surface of the second magnetic stripe 4 and the screw head of the positioning screw 5 and the upper pressing block 1, and the cushions 8 are paved on the lower surface of the first magnetic stripe 3 or the upper surface of the second magnetic stripe 4.
In some embodiments, if the pressure to be supported is much greater than the magnetic repulsion force, the buffering effect is greatly reduced, and the third magnetic strip 9 is added appropriately. Specifically, be equipped with at least a set of third magnetic stripe 9 between a pair of first magnetic stripe 3 and the second magnetic stripe 4 of relative setting, third magnetic stripe 9 stacks up the setting with first magnetic stripe 3 and 4 intervals of second magnetic stripe respectively, positioning screw 5 runs through on third magnetic stripe 9, as shown in fig. 3, be equipped with a set of third magnetic stripe 9 between first magnetic stripe 3 and the second magnetic stripe 4, third magnetic stripe 9 is fixed on positioning screw 5, third magnetic stripe 9 is homopolar relative with first magnetic stripe 3 and second magnetic stripe 4 respectively, form two lift space district 7, because intervention of third magnetic stripe 9, form stronger magnetic repulsion, can play the cushioning effect to heavier object.
An application embodiment of the magnetic buffer device of the present invention is provided below, as shown in fig. 5, the magnetic buffer device is applied to stairs, and a magnetic buffer device is disposed on the upper surface of each stair, so that when people go down the stairs, the magnetic buffer device forms an upward acting force to buffer the knees and other parts properly, thereby reducing the load on the human body when walking the stairs; because the magnets are uniformly distributed in the buffer device, and under the condition of normal use, the magnetism cannot disappear by relying on the air, and the condition that the stress at a certain position is not uniform is avoided.
Compared with the prior art, the magnetic buffer device provided by the invention improves the existing elastic buffer device, and has the advantages that the magnetic repulsion replaces elasticity by uniformly arranging the magnetic strips which are opposite in homopolar, and the magnetic strips are stably fixed, so that the metal fatigue problem caused by using an elastic part is avoided, the integral stress of the device is stable, and the device has remarkable progress significance.
Although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that various changes, modifications and substitutions can be made without departing from the spirit and scope of the invention as defined by the appended claims. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A magnetic force buffering device comprises an upper pressing block, a bottom supporting plate and is characterized by further comprising a plurality of groups of first magnetic stripes, second magnetic stripes, positioning screws and positioning nuts, wherein the upper pressing block is located above the bottom supporting plate, the cross sections of the upper pressing block and the bottom supporting plate are in a concave shape, the width of the upper pressing block is larger than that of the bottom supporting plate, the upper pressing block is semi-enclosed above the bottom supporting plate, the first magnetic stripes and the second magnetic stripes are respectively fixed in concave cavities of the upper pressing block and the bottom supporting plate, the homopolarity of the first magnetic stripes and the homopolarity of the second magnetic stripes are opposite to form magnetic repulsion force, the positioning screws sequentially penetrate through the upper pressing block, the first magnetic stripes, the second magnetic stripes and the bottom supporting plate along the direction perpendicular to the upper pressing block, the positioning nuts are in locking fit with the positioning screws from the bottoms of the second magnetic stripes, and the upper pressing block is suspended on the bottom supporting plate under the, a lifting space area is formed between the first magnetic strip and the second magnetic strip.
2. The magnetic force buffering device of claim 1, wherein at least one set of third magnetic strips is disposed between the first magnetic strip and the second magnetic strip, the third magnetic strips are spaced apart from the first magnetic strip and the second magnetic strip, the positioning screws penetrate the third magnetic strips, and the third magnetic strips are opposite to the first magnetic strip and the second magnetic strip in the same polarity.
3. The magnetic buffering device as claimed in claim 1, wherein two sides of the inner cavity of the upper pressing block are respectively provided with an anti-jacking buffering cavity corresponding to the outer wall of the bottom supporting plate, and the anti-jacking buffering cavities are opposite to the outer wall of the bottom supporting plate at intervals.
4. The magnetic buffer device according to claim 1, wherein a backing plate is arranged on the upper surface of the bottom support plate, the bottom side of the backing plate is of a hollow structure, the second magnetic strip is fixed on the backing plate, and the positioning nut is in locking fit with the positioning screw rod from the bottom side of the backing plate.
5. The magnetic force buffering device according to claim 1, wherein the upper pressing block is provided with a plurality of sets of first buffering cavities which are recessed inwards, the positioning screw penetrates through the upper pressing block along the first buffering cavities, and the depth of each first buffering cavity is greater than the height of the lifting space area.
6. The magnetic force buffering device according to claim 5, wherein a support plate is laid on the upper surface of the upper pressing block, and the support plate covers the entire upper surface of the upper pressing block.
7. A magnetic force buffering device according to claim 5, wherein the bottom plate is provided with a plurality of sets of second buffering cavities which are recessed inwards, and the positioning screws penetrate into the second buffering cavities.
8. The magnetic buffer device of claim 1, wherein cushions are respectively laid on the upper surface of the first magnetic stripe, the lower surface of the second magnetic stripe and between the screw head of the positioning screw and the upper pressing block, and the cushions are laid on the lower surface of the first magnetic stripe or the upper surface of the second magnetic stripe.
9. The magnetic force buffering device of claim 1, wherein the surface of the positioning screw is coated with or made of a magnetic isolating material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911042782.4A CN110748103A (en) | 2019-10-29 | 2019-10-29 | Magnetic buffer device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911042782.4A CN110748103A (en) | 2019-10-29 | 2019-10-29 | Magnetic buffer device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110748103A true CN110748103A (en) | 2020-02-04 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911042782.4A Pending CN110748103A (en) | 2019-10-29 | 2019-10-29 | Magnetic buffer device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110748103A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113207356A (en) * | 2021-05-07 | 2021-08-06 | 徐州院博辣椒产业技术研究院有限公司 | Agricultural seed breeding device with constant temperature function |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06346631A (en) * | 1993-06-03 | 1994-12-20 | Takenaka Komuten Co Ltd | Magnetically levitated structure |
| JPH07111214A (en) * | 1993-03-29 | 1995-04-25 | Hitachi Metals Ltd | Magnetic circuit |
| CN1368440A (en) * | 2001-02-02 | 2002-09-11 | 刘金刚 | Magnetically floating energy-accumulating vibration damper |
| CN2553177Y (en) * | 2002-07-01 | 2003-05-28 | 王涛 | Magnetic vibration damper |
| CN2646271Y (en) * | 2003-08-19 | 2004-10-06 | 马克江 | Elastic force stairway |
| JP2007146635A (en) * | 2005-10-31 | 2007-06-14 | Hiromi Fujii | Stairs ascending/descending assisting apparatus |
| CN201851571U (en) * | 2010-11-27 | 2011-06-01 | 王佳 | Magnetic shock absorber |
| CN201982560U (en) * | 2010-12-07 | 2011-09-21 | 吕国富 | Shock absorbing structure |
| CN107587669A (en) * | 2017-09-21 | 2018-01-16 | 钱月珍 | Electromagnetism stair |
-
2019
- 2019-10-29 CN CN201911042782.4A patent/CN110748103A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07111214A (en) * | 1993-03-29 | 1995-04-25 | Hitachi Metals Ltd | Magnetic circuit |
| JPH06346631A (en) * | 1993-06-03 | 1994-12-20 | Takenaka Komuten Co Ltd | Magnetically levitated structure |
| CN1368440A (en) * | 2001-02-02 | 2002-09-11 | 刘金刚 | Magnetically floating energy-accumulating vibration damper |
| CN2553177Y (en) * | 2002-07-01 | 2003-05-28 | 王涛 | Magnetic vibration damper |
| CN2646271Y (en) * | 2003-08-19 | 2004-10-06 | 马克江 | Elastic force stairway |
| JP2007146635A (en) * | 2005-10-31 | 2007-06-14 | Hiromi Fujii | Stairs ascending/descending assisting apparatus |
| CN201851571U (en) * | 2010-11-27 | 2011-06-01 | 王佳 | Magnetic shock absorber |
| CN201982560U (en) * | 2010-12-07 | 2011-09-21 | 吕国富 | Shock absorbing structure |
| CN107587669A (en) * | 2017-09-21 | 2018-01-16 | 钱月珍 | Electromagnetism stair |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113207356A (en) * | 2021-05-07 | 2021-08-06 | 徐州院博辣椒产业技术研究院有限公司 | Agricultural seed breeding device with constant temperature function |
| CN113207356B (en) * | 2021-05-07 | 2022-03-15 | 徐州院博辣椒产业技术研究院有限公司 | Agricultural seed breeding device with constant temperature function |
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Application publication date: 20200204 |