CN201971585U - Safety brake for lift tractor - Google Patents
Safety brake for lift tractor Download PDFInfo
- Publication number
- CN201971585U CN201971585U CN2010206883867U CN201020688386U CN201971585U CN 201971585 U CN201971585 U CN 201971585U CN 2010206883867 U CN2010206883867 U CN 2010206883867U CN 201020688386 U CN201020688386 U CN 201020688386U CN 201971585 U CN201971585 U CN 201971585U
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- armature
- elastic body
- slotted disk
- hollow
- safety brake
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Abstract
The utility model relates to a safety brake for a lift tractor, comprising a grooved disc with a winding coil, an armature, a compression spring arranged at one end in a spring hole of the grooved disc and contacted with one end surface of the armature, a clapper and a friction plate, wherein the clapper and the friction plate are installed at the other end of the armature. The safety brake for the lift tractor is characterized in that a noise reducing elastomer installed on the grooved disc or the armature is arranged at the position relative to the grooved disc and the armature. The safety brake for the lift tractor has the advantages of high brake performance, low cost, low noise and safety.
Description
Technical field:
The utility model relates to a kind of elevator traction machine sure brake, and it relates to multiple clutch-brake by electromagnetic braking (transmission) equally.
Background technology:
Original elevator brake is because this body structure and principle of work inevitably can produce operating noise.Operating noise comes from when energising of elevator brake coil winding and electromagnet generation magnetic force, the adhesive noise (metal bump sound) that when armature is retracted slotted disk, produces, be exactly when the coil winding outage in addition, the armature that loses magnetic force influence is released forward under the effect of spring force, contacts with brake wheel and the brake noise that produces.
Elevator and daily life are closely bound up, people are to improving constantly that quality of the life requires in addition, noise is also with regard to the natural emphasis topic that modern metropolitan cities is paid close attention to that becomes, the noise that elevator brake produces also just becomes the problem of the common thinking of present drg field people, various structure designs meanwhile also just occur and be used for the elevator brake noise reduction, and the processing method effect that emerges in an endless stream is average, such as O type circle, rubber pad, compression spring etc., these methods of independent use, not obvious even have no effect to eliminating the adhesive noise result.
The utility model content:
The purpose of this utility model is in order to adapt to the requirement of the high-end elevator of existing market to deceleration and stopping performance, noise and cost, the safety brake of elevator tractor of a kind of high deceleration and stopping performance, low cost and low noise, safety to be provided.
The purpose of this utility model is achieved like this:
The utility model elevator traction machine is installed drg, include the slotted disk of winding coil, armature, be arranged in the compression spring that an end of slotted disk spring eye contacts with armature one end face, be loaded on hyoplastron, friction lining on the armature other end, it is characterized in that the noise reduction elastic body that is contained on slotted disk or the armature is arranged on slotted disk and armature relative position.
Above-mentioned noise reduction elastic body is the circular cone elastic body that is contained on the armature, and the part that the circular cone elastic body stretches out armature is a cone.
Above-mentioned noise reduction elastic body is the dish-shaped dish-shaped elastic body that is shaped as that is contained on the slotted disk, according to the elastomeric stressing conditions of dish, grow from weak to strong at drg adhesive stage electromagnetic force, and dish-shaped elastomeric antagonistic force also grows from weak to strong, such force way can well play the noise reduction effect.
Above-mentioned noise reduction elastic body is the hollow projectile cartridge gonosome that cavity is arranged that is loaded on the armature.
Above-mentioned hollow elastomeric cavity is the cylindrical hollow chamber, and hollow elastomeric cylindrical hollow is equipped with the cylindricality elastic body in the chamber, and the top that the hollow projectile cartridge gonosome stretches out armature contacts with slotted disk.
Above-mentioned noise reduction elastic body is the cylindricality elastic body.
Above-mentioned noise reduction elastic body is the elasticity fabricate block, the sleeve that is loaded on the armature is arranged in the elasticity fabricate block, be loaded on base, rubber elastomer, top in the sleeve stepped cavity successively, be positioned at the spring body of base and rubber elastomer periphery, the end face of top and slotted disk plane contact.
Above-mentioned noise reduction elastic body is for being contained in high-elastic gonosome, the low elasticity body in the armature respectively, and the height that high-elastic gonosome stretches out armature is higher than the height that the low elasticity body stretches out armature.
Be contained in addition in the above-mentioned noise reduction elastic body dish-shaped elastic body on the slotted disk, respectively be contained in hollow projectile cartridge gonosome, combined elastic body on the armature, be loaded on the cylindricality elastic body in the hollow projectile cartridge gonosome hollow cylindrical chamber, the sleeve that is loaded on the armature is arranged in the combined elastic body, be loaded on base, rubber elastomer, top in the sleeve stepped cavity successively, be positioned at the spring body of base and rubber elastomer periphery, the end face of top and the plane contact of slotted disk, property combination according to spring body and rubber elastomer is used, thereby reaches good noise reduction effect.
Above-mentioned hollow screw one end passes armature and is threaded with slotted disk, and thru-bolt one end passes slotted disk and hollow screw through hole and wheel hub is installed is cooperated slotted disk, armature and installation wheel hub are linked together.
The utility model is on the architecture basics of existing magnet stopper, and a kind and/or 2 kinds and/or multiple noise reduction elastic body are installed on slotted disk and/or armature.The utility model can be arranged in pairs or groups separately or again according to concrete stressing conditions and be used.The hollow projectile cartridge gonosome is installed between armature and slotted disk, and/or high-elastic gonosome, and/or dish-shaped elastic body, and/or the cylindricality elastic body, and/or the low elasticity body, and/or the elasticity fabricate block.The utility model can be noise reduction elastic body diff-H structure, rational diff-H parameter makes drg when work adhesive action between the elastic body, at first stressed by higher relatively high-elastic gonosome, when continuation is compressed, a. g. reduces and electromagnetic force suddenly increases, this moment is also simultaneously stressed than the low elasticity body, when electromagnetic force increases, elastic body can increase antagonistic force simultaneously, thereby such structure make product at work ladder contact and the stressed armature speed that makes slow down when not influencing pick-up voltage, reduce the adhesive noise.
The utility model deceleration and stopping performance height, cost is low, and noise is low, safety.
Description of drawings:
Fig. 1 is the utility model structural representation.
Fig. 2 is the A portion enlarged drawing among Fig. 1.
Fig. 3 is the B portion enlarged drawing among Fig. 1.
Fig. 4 is the C portion enlarged drawing among Fig. 1.
Fig. 5 is the D portion enlarged drawing among Fig. 1.
Fig. 6 is the E portion enlarged drawing among Fig. 1.
Fig. 7 is for having only the elastomeric the utility model structural representation of circular cone.
Fig. 8 is for having only dish-shaped elastomeric the utility model structural representation.
Fig. 9 is for there being the elastomeric the utility model structural representation of hollow elastic body and cylindricality.
Figure 10 is the utility model structural representation of only flexible fabricate block.
Figure 11 is the utility model structural representation that has only high-elastic gonosome and low elasticity body.
The specific embodiment:
Embodiment 1:
Fig. 1～Fig. 6 has provided present embodiment 1 figure.Present embodiment 1 safety brake of elevator tractor, include the slotted disk 1 of winding coil 10, armature 5, be arranged in the compression spring 2 that an end of slotted disk spring eye contacts with armature one end face, be loaded on hyoplastron 6, friction lining 7 on the armature other end, the noise reduction elastic body that is contained on slotted disk or the armature is arranged on slotted disk and armature relative position.The noise reduction elastic body is by high-elastic gonosome 4, low elasticity body 3, and circular cone elastic body 11, hollow projectile cartridge gonosome 13, cylindricality elastic body 14, dish-shaped elastic body 12, elasticity fabricate block 15 is formed.Hollow screw 21 1 ends pass armature and are threaded with slotted disk, and thru-bolt 22 1 ends pass slotted disk and hollow screw through hole and wheel hub 9 is installed is cooperated slotted disk, armature and installation wheel hub are linked together.Sequence number 8 is the elevator traction wheel among Fig. 1.
Referring to Fig. 1, when drg is not worked, high-elastic gonosome 4, circular cone elastic body 11, dish-shaped elastic body 12, hollow projectile cartridge gonosome 13, elasticity fabricate block 15 are fitted with armature.When drg is started working, high-elastic gonosome 4, circular cone elastic body 11, dish-shaped elastic body 12, hollow projectile cartridge gonosome 13, elasticity fabricate block 15 is at first stressed to be played shock damping action and is compressed, and reduces to a certain degree cylindricality elastic body 14 in the gap of armature 5 and slotted disk 1 then, low elasticity body 3 contacts with armature 5 and high-elastic gonosome 4, circular cone elastic body 11, dish-shaped elastic body 12, hollow projectile cartridge gonosome 13 plays shock damping action simultaneously.This species stage property force way is according to when the drg adhesive, and when constantly reduced in the gap, electromagnetic force constantly increased, the impact noise of armature 5 and slotted disk 1 when increasing antagonistic force accordingly and playing shock damping action and reduce adhesive.
Fig. 2 is a circular cone elastic body erection plan, it is cone that circular cone elastic body 11 is installed in interior its part of stretching out armature of armature 5 counterbores, adjustable height, this kind structure at first is that small end face contacts with slotted disk 1 when drg is started working, the process kind circular cone elastic body 11 that reduces in the gap then is compressed with slotted disk 1 area of contact and increases, this self structure characteristics strengthen antagonistic force with the mode that increases area of thrust surface when electromagnetic force increases, effect is obvious in noise abatement.
Fig. 3 is dish-shaped elastic body 12 erection plan.Dish elastic body 12 is installed in slotted disk 1 counterbore, adjustable height, when this kind constructional feature reduced in the drg working clearance, electromagnetic force increases correspondingly makes self stressed change be compressed distortion greatly, and the compression more of self structure characteristics, application force is just big more, thereby plays shock damping action, alleviates the damp impacts noise.
Fig. 4 is hollow projectile cartridge gonosome 13 and cylindricality elastic body 14 aggregate erection figure.Have the hollow projectile cartridge gonosome 13 of cylindrical hollow chamber 13-1 to be installed in armature 5 counterbores, cylindricality elastic body 14 is installed in the cylindrical hollow chamber.The top that the hollow projectile cartridge gonosome stretches out armature contacts with slotted disk.Adjustable height, this kind unitized construction are the diff-H unitized construction.When drg was worked, hollow projectile cartridge gonosome 13 at first contacted with slotted disk 1 and is compressed, and after reduced in the gap, cylindricality elastic body 14 contacted with slotted disk and hollow projectile cartridge gonosome 13 plays shock damping action simultaneously, increases antagonistic force and play the noise reduction effect when electromagnetic force increases.
Fig. 5 is elasticity fabricate block 15 erection plan, and elasticity fabricate block 15 is installed in armature 5 counterbores.The sleeve 18 that is loaded on the armature is arranged in the elasticity fabricate block, be loaded on base 16, rubber elastomer 20, top 19 in the sleeve stepped cavity successively, be positioned at the spring body 17 of base and rubber elastomer periphery, the end face and the slotted disk plane contact of top 19.When slotted disk was pressed down by electromagnetic force, top 19 moves down, and was stressed jointly by spring body 17 and rubber elastomer 20.Elasticity fabricate block effect on noise reduction of being made up of unitized construction is obvious.
Fig. 6 is high-elastic gonosome 4 and low elasticity body 3 aggregate erection figure, and high-elastic gonosome 4 and low elasticity body 3 are installed in respectively in the armature counterbore, and the height that high-elastic gonosome stretches out armature is higher than the height that the low elasticity body stretches out armature.Diff-H is adjustable.This kind unitized construction can be regulated mutual height difference according to stressing conditions, when drg is started working, at first high-elastic gonosome 4 contacts with slotted disk and plays shock damping action, be compressed when constantly reduce in the gap then, low elasticity body 3 contacts stressed and high-elastic gonosome 4 to be played shock damping action simultaneously and reaches the noise reduction effect with slotted disk.
Embodiment 2:
Fig. 7 has provided present embodiment 2 structural representations.Present embodiment 2 basic with embodiment 1 with, not existing together is that the noise reduction elastic body only is the circular cone elastic body 11 that is contained in armature 5 counterbores.
Embodiment 3:
Fig. 8 has provided present embodiment 3 structural representations.Present embodiment 3 basic with embodiment 1 with, not existing together is that the noise reduction elastic body only is the dish-shaped elastic body 12 that is contained in slotted disk 1 counterbore.
Embodiment 4:
Fig. 9 has provided present embodiment 4 structural representations.Present embodiment 4 basic with embodiment 1 with, not existing together is that the noise reduction elastic body is hollow projectile cartridge gonosome 13 and the cylindricality elastic body 14 that is arranged in hollow projectile cartridge gonosome hollow cylindrical chamber.
Embodiment 5:
Figure 10 has provided present embodiment 5 structural representations.Present embodiment 5 is basic same with embodiment 1, and not existing together is that the noise reduction elastic body is an elasticity fabricate block 15.
Embodiment 6:
Figure 11 has provided present embodiment 6 structural representations.Present embodiment 6 is basic same with embodiment 1, and not existing together is that the noise reduction elastic body is high-elastic gonosome 4 and low elasticity body 3.
Claims (10)
1. safety brake of elevator tractor, include the slotted disk of winding coil, armature, be arranged in the compression spring that an end of slotted disk spring eye contacts with armature one end face, be loaded on hyoplastron, friction lining on the armature other end, it is characterized in that the noise reduction elastic body that is contained on slotted disk or the armature is arranged on slotted disk and armature relative position.
2. safety brake of elevator tractor as claimed in claim 1 is characterized in that the noise reduction elastic body is the circular cone elastic body that is contained on the armature, and the part that the circular cone elastic body stretches out armature is a cone.
3. safety brake of elevator tractor as claimed in claim 1 is characterized in that the noise reduction elastic body is the dish-shaped dish-shaped elastic body that is shaped as that is contained on the slotted disk.
4. safety brake of elevator tractor as claimed in claim 1 is characterized in that the noise reduction elastic body is the hollow projectile cartridge gonosome that cavity is arranged that is loaded on the armature.
5. safety brake of elevator tractor as claimed in claim 4 is characterized in that hollow elastomeric cavity is the cylindrical hollow chamber, and hollow elastomeric cylindrical hollow is equipped with the cylindricality elastic body in the chamber, and the top that the hollow projectile cartridge gonosome stretches out armature contacts with slotted disk.
6. safety brake of elevator tractor as claimed in claim 1 is characterized in that the noise reduction elastic body is the cylindricality elastic body.
7. safety brake of elevator tractor as claimed in claim 1, it is characterized in that the noise reduction elastic body is the elasticity fabricate block, the sleeve that is loaded on the armature is arranged in the elasticity fabricate block, be loaded on base, rubber elastomer, top in the sleeve stepped cavity successively, be positioned at the spring body of base and rubber elastomer periphery, the end face of top and slotted disk plane contact.
8. safety brake of elevator tractor as claimed in claim 1 is characterized in that the noise reduction elastic body for being contained in high-elastic gonosome, the low elasticity body in the armature respectively, and the height that high-elastic gonosome stretches out armature is higher than the height that the low elasticity body stretches out armature.
9. safety brake of elevator tractor as claimed in claim 2, it is characterized in that being contained in addition in the noise reduction elastic body dish-shaped elastic body on the slotted disk, respectively be contained in hollow projectile cartridge gonosome, combined elastic body on the armature, be loaded on the cylindricality elastic body in the hollow projectile cartridge gonosome hollow cylindrical chamber, the sleeve that is loaded on the armature is arranged in the combined elastic body, be loaded on base, rubber elastomer, top in the sleeve stepped cavity successively, be positioned at the spring body of base and rubber elastomer periphery, the end face of top and the plane contact of slotted disk.
10. as the described safety brake of elevator tractor of one of claim 1～9, it is characterized in that hollow screw one end passes armature and is threaded with slotted disk, thru-bolt one end passes slotted disk and hollow screw through hole and wheel hub is installed is cooperated slotted disk, armature and installation wheel hub are linked together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206883867U CN201971585U (en) | 2010-12-30 | 2010-12-30 | Safety brake for lift tractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206883867U CN201971585U (en) | 2010-12-30 | 2010-12-30 | Safety brake for lift tractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201971585U true CN201971585U (en) | 2011-09-14 |
Family
ID=44576691
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206883867U Expired - Fee Related CN201971585U (en) | 2010-12-30 | 2010-12-30 | Safety brake for lift tractor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201971585U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103241674A (en) * | 2013-04-27 | 2013-08-14 | 成都瑞迪机械实业有限公司 | Low-noise elevator block brake |
| CN103910301A (en) * | 2012-12-28 | 2014-07-09 | 株式会社日立制作所 | Electromagnetic braking device for elevator hoister |
| CN105121891A (en) * | 2013-04-24 | 2015-12-02 | 三菱电机株式会社 | Brake device, and elevator hoist using same |
-
2010
- 2010-12-30 CN CN2010206883867U patent/CN201971585U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103910301A (en) * | 2012-12-28 | 2014-07-09 | 株式会社日立制作所 | Electromagnetic braking device for elevator hoister |
| CN103910301B (en) * | 2012-12-28 | 2016-06-15 | 株式会社日立制作所 | The hoist engine electro-magnetic braking device of elevator |
| CN105121891A (en) * | 2013-04-24 | 2015-12-02 | 三菱电机株式会社 | Brake device, and elevator hoist using same |
| CN105121891B (en) * | 2013-04-24 | 2017-07-28 | 三菱电机株式会社 | Brake apparatus and the elevator hoist using the brake apparatus |
| CN103241674A (en) * | 2013-04-27 | 2013-08-14 | 成都瑞迪机械实业有限公司 | Low-noise elevator block brake |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170913 Address after: Shuangliu District of Sichuan province 610225 Avenue Chengdu City West four No. 909 in Hong Kong Patentee after: Chengdu Ruidi Machinery Technology Co. Ltd. Address before: West Port Avenue 610207 Sichuan city of Chengdu province Shuangliu County Southwest Airport Economic Development Zone two Chengdu Ruidi Machinery Industry Co Ltd Patentee before: Ruidi Machinery Ind Co., Ltd., Chengdu |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110914 Termination date: 20181230 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |