CN200952541Y - Electromagnetic brake mounting structure for electric machine - Google Patents
Electromagnetic brake mounting structure for electric machine Download PDFInfo
- Publication number
- CN200952541Y CN200952541Y CN 200620107187 CN200620107187U CN200952541Y CN 200952541 Y CN200952541 Y CN 200952541Y CN 200620107187 CN200620107187 CN 200620107187 CN 200620107187 U CN200620107187 U CN 200620107187U CN 200952541 Y CN200952541 Y CN 200952541Y
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- runner
- hole
- screw
- pan head
- annular blade
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- Expired - Fee Related
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Abstract
The utility model relates to an electro-magnetic brake installation structure used for electrical motors, belonging to the technical field of electrical motor parts. The utility model includes a soleplate fixed to the electrical motor end cover, a field coil axially fixed to the soleplate, and a rotating wheel synchronously fixed to the rotating shaft, wherein the field coil includes an iron core and a coil winding, one end plane of the iron core is adjacent to the rotating wheel, a sucking plate, which is axially fixed to the rotating shaft and removable in the axial direction, is arranged between the rotating wheel and the iron core, the other end plane of the iron core contacts one end plane of the soleplate, and stop bolts are arranged between the two end planes to locate the circumferences of the iron core and the soleplate. The utility model has the advantages of simple structure, reliable braking quality and relatively high safety performance, solving the problem of easy failure and low safety performance of the prior electro-magnetic brakes.
Description
Technical field
The utility model relates to a kind of motor electromagnetic brake mounting structure, belongs to the technical field of motor component.
Technical background
A kind of electromagnetic brake device (patent No.: CN02264938.7), it mainly comprises housing, brake runner Coupling Shaft and motor, the output shaft that the part of brake runner Coupling Shaft is passed housing and motor is connected, electromagnetic coil is housed in housing, brake pressing plate, rotating block and fixed plate are housed outside housing, the output shaft of motor passes brake pressing plate, rotating block and fixed plate, and spring also is housed in housing.The location that the end-face friction that only produces by the axial pressure effect between the iron core of said structure and the pressing plate is realized circumferencial direction between the two, but braking action power is during greater than frictional force, the slide relative of circumferencial direction takes place between compressing tablet and the iron core easily, cause brake to be lost efficacy, Safety performance is not high.
Summary of the invention
Problems such as it is a kind of simple in structure that the utility model purpose is to provide, and braking quality is reliable, and the higher motor of Safety performance electromagnetic brake mounting structure has solved the brake that existing electromagnetic brake exists and lost efficacy easily, and Safety performance is not high.
Above-mentioned technical purpose of the present utility model mainly solves by the following technical programs: comprise the base plate fixing with electric motor end cap, with the field coil of base plate axial restraint and with the fixing synchronously runner of rotating shaft, field coil comprises iron core and coil winding, an end face of described iron core is adjacent with runner, be provided with between runner and the iron core with the runner axial restraint and axially movable suction sheet, another end face of described iron core contacts with an end face of base plate, is provided with between two end faces iron core and the circumferential positioning dowel of locating of base plate.When coil winding is switched on, the iron core of field coil produces magnetic and inhales the sheet adhesive, stop runner and rotating shaft to be rotated by the frictional force between iron core section and the suction sheet, thereby play the effect of brake, in that being set between iron core end face and the base plate, positioning dowel then can make the location of the circumferencial direction between iron and the base plate reliable, thereby improved the reliability of brake, improved Safety performance.
As preferably, described core interior is provided with positioning step, and the fixedly end face of the coiled hair set screw of hollow structure contacts with the positioning step of core interior, the threaded end of described set screw and base plate screw-internal thread fit.The coiled hair set screw can prevent that string is moving, to guarantee the reliability of both circumferencial direction force transmission with axially locating between iron core and the base plate.
As preferably, described runner is provided with central shaft hole that is connected with rotating shaft and the radial screw bore that connects with central shaft hole, and the central shaft hole of rotating shaft one end and runner assembles and locatees by radial screw bore.Rotating shaft can realize both coaxial with the central shaft hole assembling of runner, and screw can act in the rotating shaft by radial screw bore, reaches the purpose of transmitting torque.
As preferably, described runner constitutes by circular cylinder shaped portion with circular cylinder shaped portion coaxial annular blade, and described suction sheet is set on the circular cylinder shaped portion of runner.Wherein, the circular cylinder shaped portion of runner can be guaranteed that runner is reliable with being connected of rotating shaft, its annular blade then is convenient to and is inhaled cooperating of sheet, has also alleviated the weight of runner on the whole.
As preferably, be respectively equipped with the positioning hole group of two kinds of different structures on the annular blade of described suction sheet and runner:
1., inhale sheet and be provided with the axial screw thread hole, the annular blade of runner is provided with the smooth through hole that the coiled hair external diameter of diameter and pan head screw matches, the threaded end of pan head screw cooperates with axial screw thread hole on inhaling sheet, and the coiled hair of pan head screw is positioned at the smooth through hole of the annular blade of runner;
2., the annular blade of runner is provided with the axial screw thread hole, inhale sheet and be provided with the smooth through hole that the coiled hair external diameter with pan head screw matches, axial screw thread hole on the threaded end of pan head screw and the runner annular blade matches, and the coiled hair of pan head screw is positioned at the smooth through hole of inhaling sheet.
Wherein,, can guarantee that both connections are reliable, improve the stability of braking quality in the annular blade of runner and the positioning hole group of inhaling two groups of different structures of employing between the sheet.
As preferably, described core interior is provided with positioning step, and the fixedly end face of the coiled hair set screw of hollow structure contacts with the positioning step of core interior, the threaded end of described set screw and base plate screw-internal thread fit;
Described runner constitutes by circular cylinder shaped portion with circular cylinder shaped portion coaxial annular blade, the cylindrical portion of described runner is arranged with central shaft hole that is connected with rotating shaft and the radial screw bore that connects with central shaft hole, the central shaft hole of rotating shaft one end and runner assembles and locatees by radial screw bore, the aperture of the hollow structure of coiled hair set screw is greater than the aperture of runner central shaft hole, described suction sheet is set on the circular cylinder shaped portion of runner, is respectively equipped with the positioning hole group of two kinds of different structures on the annular blade of described suction sheet and runner:
1., inhale sheet and be provided with the axial screw thread hole, the annular blade of runner is provided with the smooth through hole that the coiled hair external diameter of diameter and pan head screw matches, the threaded end of pan head screw cooperates with axial screw thread hole on inhaling sheet, and the coiled hair of pan head screw is positioned at the smooth through hole of the annular blade of runner;
2., the annular blade of runner is provided with the axial screw thread hole, inhale sheet and be provided with the smooth through hole that the coiled hair external diameter with pan head screw matches, axial screw thread hole on the threaded end of pan head screw and the runner annular blade matches, and the coiled hair of pan head screw is positioned at the smooth through hole of inhaling sheet.
Therefore, the utlity model has simple in structurely, braking quality is reliable, and Safety performance is than characteristics such as height.
Description of drawings
Fig. 1 is a kind of sectional structure schematic representation of the present utility model;
Fig. 2 is the left view of Fig. 1.
Embodiment
Below by embodiment, and in conjunction with the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment 1: as depicted in figs. 1 and 2, base plate 1 is fixed with electric motor end cap, field coil and base plate 1 axial restraint, field coil comprises iron core 2 and coil winding 3, coil winding 3 is provided with lighting outlet 11, runner 4 is fixing synchronously with rotating shaft, an end face of iron core 2 is adjacent with runner 4, be provided with between runner 4 and the iron core 2 with runner 4 axial restraints and axially movable suction sheet 5, another end face of iron core 2 contacts with an end face of base plate 1, is provided with between two end faces iron core 2 and base plate 1 circumferential positioning dowel 6 of locating.
Iron core 2 inside are provided with positioning step 7, and the fixedly end face of the coiled hair set screw 8 of hollow structure contacts with the positioning step 7 of core interior, the threaded end of set screw 8 and base plate 1 screw-internal thread fit; Runner 4 constitutes by circular cylinder shaped portion 41 with circular cylinder shaped portion 41 coaxial annular blades 42, the circular cylinder shaped portion 41 of runner 4 is provided with central shaft hole 411 that is connected with rotating shaft and the radial screw bore 412 that connects with central shaft hole, central shaft hole 411 assemblings of rotating shaft one end and runner are also passed through radial screw bore 412 location, the aperture of the hollow structure of coiled hair set screw 8 is greater than the aperture of runner central shaft hole 411, inhale sheet 5 and be set on the circular cylinder shaped portion 41 of runner, be respectively equipped with the positioning hole group of two kinds of different structures on the annular blade 42 of suction sheet 5 and runner 4:
1. inhale sheet 5 and be provided with axial screw thread hole 51, the annular blade 42 of runner 4 is provided with the smooth through hole 421 that the coiled hair external diameter of diameter and pan head screw 9 matches, the threaded end of pan head screw 9 cooperates with axial screw thread hole 51 on inhaling sheet 5, and the coiled hair of pan head screw 9 is positioned at the smooth through hole 421 of the annular blade 42 of runner 4; 2., the annular blade 42 of runner 4 is provided with axial screw thread hole 422, inhale sheet 5 and be provided with the smooth through hole 52 that the coiled hair external diameter with pan head screw 10 matches, axial screw thread hole 422 on the threaded end of pan head screw 10 and the runner annular blade 42 matches, and the coiled hair of pan head screw 10 is positioned at the smooth through hole 52 of inhaling sheet 5.
When coil winding was switched on, the iron core of field coil produced magnetic and inhales the sheet adhesive, stoped runner and rotating shaft to be rotated by the frictional force between iron core section and the suction sheet, thereby played the effect of brake.
Claims (6)
1, a kind of motor electromagnetic brake mounting structure, comprise the base plate fixing with electric motor end cap, with the field coil of base plate axial restraint and with the fixing synchronously runner of rotating shaft, field coil comprises iron core and coil winding, an end face that it is characterized in that described iron core is adjacent with runner, be provided with between runner and the iron core with the runner axial restraint and axially movable suction sheet, another end face of described iron core contacts with an end face of base plate, is provided with between two end faces iron core and the circumferential positioning dowel of locating of base plate.
2, motor according to claim 1 electromagnetic brake mounting structure, it is characterized in that described core interior is provided with positioning step, the fixedly end face of the coiled hair set screw of hollow structure contacts with the positioning step of core interior, the threaded end of described set screw and base plate screw-internal thread fit.
3, motor according to claim 1 and 2 electromagnetic brake mounting structure, it is characterized in that described runner is provided with central shaft hole that is connected with rotating shaft and the radial screw bore that connects with central shaft hole, the central shaft hole of rotating shaft one end and runner assembles and locatees by radial screw bore.
4, motor according to claim 1 and 2 electromagnetic brake mounting structure is characterized in that described runner constitutes by circular cylinder shaped portion with circular cylinder shaped portion coaxial annular blade, and described suction sheet is set on the circular cylinder shaped portion of runner.
5, motor according to claim 4 electromagnetic brake mounting structure is characterized in that being respectively equipped with on the annular blade of described suction sheet and runner the positioning hole group of two kinds of different structures:
1., inhale sheet and be provided with the axial screw thread hole, the annular blade of runner is provided with the smooth through hole that the coiled hair external diameter of diameter and pan head screw matches, the threaded end of pan head screw cooperates with axial screw thread hole on inhaling sheet, and the coiled hair of pan head screw is positioned at the smooth through hole of the annular blade of runner;
2., the annular blade of runner is provided with the axial screw thread hole, inhale sheet and be provided with the smooth through hole that the coiled hair external diameter with pan head screw matches, axial screw thread hole on the threaded end of pan head screw and the runner annular blade matches, and the coiled hair of pan head screw is positioned at the smooth through hole of inhaling sheet.
6, motor according to claim 1 electromagnetic brake mounting structure, it is characterized in that described core interior is provided with positioning step, the fixedly end face of the coiled hair set screw of hollow structure contacts with the positioning step of core interior, the threaded end of described set screw and base plate screw-internal thread fit;
Described runner constitutes by circular cylinder shaped portion with circular cylinder shaped portion coaxial annular blade, the cylindrical portion of described runner is arranged with central shaft hole that is connected with rotating shaft and the radial screw bore that connects with central shaft hole, the central shaft hole of rotating shaft one end and runner assembles and locatees by radial screw bore, the aperture of the hollow structure of coiled hair set screw is greater than the aperture of runner central shaft hole, described suction sheet is set on the circular cylinder shaped portion of runner, is respectively equipped with the positioning hole group of two kinds of different structures on the annular blade of described suction sheet and runner:
1., inhale sheet and be provided with the axial screw thread hole, the annular blade of runner is provided with the smooth through hole that the coiled hair external diameter of diameter and pan head screw matches, the threaded end of pan head screw cooperates with axial screw thread hole on inhaling sheet, and the coiled hair of pan head screw is positioned at the smooth through hole of the annular blade of runner;
2., the annular blade of runner is provided with the axial screw thread hole, inhale sheet and be provided with the smooth through hole that the coiled hair external diameter with pan head screw matches, axial screw thread hole on the threaded end of pan head screw and the runner annular blade matches, and the coiled hair of pan head screw is positioned at the smooth through hole of inhaling sheet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620107187 CN200952541Y (en) | 2006-08-29 | 2006-08-29 | Electromagnetic brake mounting structure for electric machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620107187 CN200952541Y (en) | 2006-08-29 | 2006-08-29 | Electromagnetic brake mounting structure for electric machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200952541Y true CN200952541Y (en) | 2007-09-26 |
Family
ID=38810843
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620107187 Expired - Fee Related CN200952541Y (en) | 2006-08-29 | 2006-08-29 | Electromagnetic brake mounting structure for electric machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200952541Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106151298A (en) * | 2016-08-30 | 2016-11-23 | 江苏协盛化纤有限公司 | A kind of steam swivel joint for chemical fiber machinery |
-
2006
- 2006-08-29 CN CN 200620107187 patent/CN200952541Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106151298A (en) * | 2016-08-30 | 2016-11-23 | 江苏协盛化纤有限公司 | A kind of steam swivel joint for chemical fiber machinery |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070926 Termination date: 20100829 |