CN205446480U - Electromagnetic power -off brake - Google Patents
Electromagnetic power -off brake Download PDFInfo
- Publication number
- CN205446480U CN205446480U CN201620228342.3U CN201620228342U CN205446480U CN 205446480 U CN205446480 U CN 205446480U CN 201620228342 U CN201620228342 U CN 201620228342U CN 205446480 U CN205446480 U CN 205446480U
- Authority
- CN
- China
- Prior art keywords
- yoke
- brake
- coil
- frictional disk
- electromagnetic power
- Prior art date
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses an electromagnetic power -off brake, include: the connection board, the yoke, its detachable installs on the connection board, and inside coil groove and the spring hole of being provided with of yoke, the coil, its place in the coil inslot, spring, its telescopic place in the spring is downthehole, the friction disk, it sets up the yoke reaches between the connection board, the friction disk is used for producing braking moment, armature, it sets up the yoke reaches between the friction disk, during the outage, through spring application armature reaches the friction disk produces braking moment, the cover of nai corrosion protection, it seals the yoke reaches the connection board is outside. The utility model has the characteristics of the leakproofness is good, can stable work in adverse circumstances to the coil adopts the twin coil structure, and power -off time is short, to electrical part on every side is noiseless and the friction disk position is adjustable, thus the reliability of the work of having guaranteed.
Description
Technical field
This utility model relates to electromagnetic brake field, is specifically related to a kind of electromagnetic power-off brake.
Background technology
Electromagnetic power-off brake departs from (release) for energising, the friction brakes of spring to break braking.It is mainly in the electronic supporting one-tenth YEJ series electromagnetic-braking three-phase asynchronous motor of Y-series；Be widely used in metallurgy, building, chemical industry, food, lathe, print, in the machinery such as packaging, and the occasion such as (anti-danger) braking when power is off.This brake has compact conformation, easy for installation, wide adaptability, noise are low, operating frequency is high, be active in one's movements, brakes the advantages such as reliable, is a kind of preferably automated execution element；But, in the prior art, there is also a series of problem, it is poor to there is sealing in electricity loss brake, makes frictional disk exposed in atmosphere, is limited by environment use, and coil is single coil, and power-off time is long.
Utility model content
This utility model has designed and developed a kind of electromagnetic power-off brake, this utility model is solving while the problems referred to above, additionally it is possible to solves in the case of frictional disk weares and teares the gap scalable between frictional disk and armature and releases the problems such as braking in the case of cold.This utility model has the feature of good airproof performance, it is possible to steady operation in adverse circumstances, and coil uses two coil configuration, and power-off time is short, and frictional disk position-adjustable noiseless to electrical part around, thus ensure that the reliability of work.
The technical scheme that this utility model provides is:
A kind of electromagnetic power-off brake, including:
Joint cover；
Yoke, it is detachably arranged on joint cover, and described yoke is internally provided with coil groove and spring eye；
Coil, it is positioned in described coil groove；
Spring, it is scalably placed in described spring eye；
Frictional disk, it is arranged between described yoke and described joint cover, and described frictional disk is used for producing braking moment；
Armature, it is arranged between described yoke and described frictional disk, during power-off, by armature described in described spring compression and described frictional disk, produces braking moment；
Corrosion-resisting protecting jacket, it is sealed in outside described yoke and described joint cover.
Preferably, described coil and described spring are respectively symmetrically and arrange two groups, and described coil is arranged on described spring outwards.
Preferably, described yoke is by adjusting screw and installing screw and the dismountable fixed installation of described joint cover；Wherein, the distance between described yoke, described armature and described frictional disk is enable to regulate by described adjustment screw.
Preferably, described coil uses two groups of coil double ring winding structures, is cast in described coil groove.
Preferably, described coil uses shielding line.
Preferably, described frictional disk is two-sided all scribbles wear-resisting friction material, and described frictional disk material is aluminium alloy.
Preferably, described yoke also including reset screw, it can be spirally connected with described yoke and described armature simultaneously.
Preferably, also including: geared sleeve, it is connected on brake axle by inner hole sleeve, and described armature and described frictional disk can slide on described geared sleeve.
Preferably, described corrosion-resisting protecting jacket material is high-temperature-resistant epoxy resin.
This utility model is had the advantages that compared with prior art
1, this utility model uses all-sealed structure, can bear adverse circumstances and not weather, and is ensureing to extend while functional reliability each parts service life, is reducing frequent replacement cost；
2, this utility model uses two groups of coil double ring winding structures, substantially reduces power-off time, and uses electrical part around shielded pair noiseless；
3, the reset screw that this utility model increases makes armature also can be pressed on yoke section releasing braking in the case of no power, facilitate use, simultaneously, between armature and joint cover, also add adjustment screw, by adjusting the effect of screw, make the gap that yoke, armature and frictional disk holding are certain, and after frictional disk weares and teares, by adjusting screw, gap still can be made to keep within the specific limits, and then further ensure that the reliability of work.
Accompanying drawing explanation
Fig. 1 is structural representation described in the utility model.
Detailed description of the invention
Below in conjunction with the accompanying drawings this utility model is described in further detail, to make those skilled in the art can implement according to this with reference to description word.
As it is shown in figure 1, this utility model provides a kind of electromagnetic power-off brake, its agent structure includes: joint cover 150, yoke 110, coil 120, spring 170, frictional disk 140, armature 130 and corrosion-resisting protecting jacket 160；nullWherein，Yoke 110 is detachably arranged on joint cover 150，And yoke 110 is internally provided with coil groove and spring eye，It is cast with coil 120 in online ring recess，Telescopic placement spring 170 in spring eye，Frictional disk 140 is arranged between yoke 110 and joint cover 150，Frictional disk 140 is for producing braking moment when power is off，Armature 130 is arranged between yoke 110 and frictional disk 140，During power-off，Armature 130 and frictional disk 140 is compressed by spring 170 reset response，Produce braking moment，Corrosion-resisting protecting jacket 160 is sealed in yoke 110 and joint cover 150 is outside，And use all-sealed structure，And can effectively prevent extraneous water、Mist、Steam etc. invade，Make brake more safe and reliable，Owing to entirety carries out anti-corrosion treatment，Can not weathered normal use.
In another kind of embodiment, coil 120 and spring 170 are respectively symmetrically and arrange two groups, and two groups of coils 120 are separately positioned on the outside of two groups of springs 170, coil 120 uses two groups of coil double ring winding structures, it is cast in coil groove, produces electromagnetic force during energising, attract armature 130 brake release, armature 130 pressing friction dish 140 under the active force of spring 170 during power-off, brakes driven member；In the present embodiment, preferred as one, twin coil 120 uses shielding line, thus noiseless to electrical part around.
In another kind of embodiment, yoke 110 has screw hole for placing installation screw 191, adjusting screw 192 and reset screw 193；nullWherein，Yoke 110 is by installing screw 191 and adjusting screw 192 and the dismountable fixed installation of joint cover 150，Yoke 110 is made by adjusting screw 192、Distance between armature 130 and frictional disk 140 can regulate，Adjust screw 192 to can also be used to compress spring 170，Thus compress armature 130 and frictional disk 140 produces braking moment，Joint cover 150 makes yoke 110 under adjusting screw 192 effect、Armature 130 and frictional disk 140 keep certain interval，Rotate after frictional disk 140 weares and teares and adjust screw 192，Gap is made to keep within the specific limits，And then ensure that the reliability of the service behaviour of brake，Simultaneously，In the present embodiment，Reset screw 193 in yoke 110，It can be spirally connected with yoke 110 and armature 130 simultaneously，Reset screw 193 is screwed on armature 130 by armature 130 upper screwed hole，Spinning reduction screw 193 makes armature 130 also can be pressed on yoke 110 section releasing braking in the case of no power，And then improve the convenience of brake service.
In another kind of embodiment, frictional disk 140 is two-sided all scribbles wear-resisting friction material, and the material of frictional disk 140 is aluminium alloy；When twin coil 120 no power, spring 170 compresses armature 130, frictional disk 140 and joint cover 150, thus produces braking moment, owing to frictional disk 140 uses aluminum alloy materials, has the good and non-magnetic excellent properties of intensity.
In another kind of embodiment, also including: geared sleeve 180 is connected on brake axle by inner hole sleeve, geared sleeve 180 is provided with external tooth, armature 130 and frictional disk 140 again with external tooth, it is possible to match with the external tooth of geared sleeve 180, slides on geared sleeve 180.
In another kind of embodiment, the material of corrosion-resisting protecting jacket 160 is high-temperature-resistant epoxy resin, there is the characteristic of high-corrosion resistant, there is preferable sealing, can effectively prevent extraneous water, mist, steam etc. from invading, make brake more safe and reliable, owing to entirety carries out anti-corrosion treatment, make brake can stablize use in the presence of a harsh environment.
Although embodiment of the present utility model is disclosed as above, but it is not restricted in description and embodiment listed utilization, it can be applied to various applicable field of the present utility model completely, for those skilled in the art, it is easily achieved other amendment, therefore, under the general concept limited without departing substantially from claim and equivalency range, this utility model is not limited to specific details and shown here as the legend with description.
Claims (9)
1. an electromagnetic power-off brake, it is characterised in that including:
Joint cover；
Yoke, it is detachably arranged on joint cover, and described yoke is internally provided with coil groove and spring eye；
Coil, it is positioned in described coil groove；
Spring, it is scalably placed in described spring eye；
Frictional disk, it is arranged between described yoke and described joint cover, and described frictional disk is used for producing braking moment；
Armature, it is arranged between described yoke and described frictional disk, during power-off, by armature described in described spring compression and described frictional disk, produces braking moment；
Corrosion-resisting protecting jacket, it is sealed in outside described yoke and described joint cover.
2. electromagnetic power-off brake as claimed in claim 1, it is characterised in that described coil and described spring are respectively symmetrically and arrange two groups, and described coil is arranged on described spring outwards.
3. electromagnetic power-off brake as claimed in claim 1 or 2, it is characterised in that described yoke is by adjusting screw and installing screw and the dismountable fixed installation of described joint cover；Wherein, the distance between described yoke, described armature and described frictional disk is enable to regulate by described adjustment screw.
4. electromagnetic power-off brake as claimed in claim 3, it is characterised in that described coil uses two groups of coil double ring winding structures, is cast in described coil groove.
5. electromagnetic power-off brake as claimed in claim 4, it is characterised in that described coil uses shielding line.
6. electromagnetic power-off brake as claimed in claim 5, it is characterised in that described frictional disk is two-sided all scribbles wear-resisting friction material, and described frictional disk material is aluminium alloy.
7. electromagnetic power-off brake as claimed in claim 1, it is characterised in that also include reset screw in described yoke, it can be spirally connected with described yoke and described armature simultaneously.
8. electromagnetic power-off brake as claimed in claim 1, it is characterised in that also including: geared sleeve, it is connected on brake axle by inner hole sleeve, and described armature and described frictional disk can slide on described geared sleeve.
9. as claim 1,2, electromagnetic power-off brake according to any one of 4-8, it is characterised in that described corrosion-resisting protecting jacket material is high-temperature-resistant epoxy resin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620228342.3U CN205446480U (en) | 2016-03-23 | 2016-03-23 | Electromagnetic power -off brake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620228342.3U CN205446480U (en) | 2016-03-23 | 2016-03-23 | Electromagnetic power -off brake |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205446480U true CN205446480U (en) | 2016-08-10 |
Family
ID=56574931
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620228342.3U Expired - Fee Related CN205446480U (en) | 2016-03-23 | 2016-03-23 | Electromagnetic power -off brake |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205446480U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106286641A (en) * | 2016-08-31 | 2017-01-04 | 北京术锐技术有限公司 | A kind of rotary type lamellar structure brake |
| CN107461431A (en) * | 2016-11-22 | 2017-12-12 | 重庆凸普科技有限公司 | A kind of energized electromagnet disc brake |
| CN108571160A (en) * | 2018-07-12 | 2018-09-25 | 山东连豪机电设备有限公司 | The electromagnetic brake and method of adjustment of building hanging basket and its elevator motor |
-
2016
- 2016-03-23 CN CN201620228342.3U patent/CN205446480U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106286641A (en) * | 2016-08-31 | 2017-01-04 | 北京术锐技术有限公司 | A kind of rotary type lamellar structure brake |
| CN107461431A (en) * | 2016-11-22 | 2017-12-12 | 重庆凸普科技有限公司 | A kind of energized electromagnet disc brake |
| CN108571160A (en) * | 2018-07-12 | 2018-09-25 | 山东连豪机电设备有限公司 | The electromagnetic brake and method of adjustment of building hanging basket and its elevator motor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160810 Termination date: 20170323 |