CN201805332U - Electromagnetic braking three-phase asynchronous motor - Google Patents
Electromagnetic braking three-phase asynchronous motor Download PDFInfo
- Publication number
- CN201805332U CN201805332U CN201020248387XU CN201020248387U CN201805332U CN 201805332 U CN201805332 U CN 201805332U CN 201020248387X U CN201020248387X U CN 201020248387XU CN 201020248387 U CN201020248387 U CN 201020248387U CN 201805332 U CN201805332 U CN 201805332U
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- Prior art keywords
- housing
- release
- spring
- armature
- fan
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Abstract
The utility model relates to an electromagnetic braking three-phase asynchronous motor, which comprises a fan housing and a fan, wherein the fan is arranged on the right side inside the fan housing; a pressure spring is arranged on the left side of the fan; a release disk is arranged on the left side of the pressure spring; a release spring is arranged below the left side of the release disk; a release ring is arranged above the release spring; a release screw is arranged above the release ring; the release screw is fixed through a bolt; the bolt is arranged on the right side of the release screw; an electromagnet is arranged above and below the left side of the release screw respectively; a brake spring is arranged below inside the lower electromagnet; both the upper and lower electromagnets are connected with an armature respectively; the armatures are arranged on the left side of the electromagnets; a check ring is arranged between the upper and the lower armatures; a regulating spring is arranged above the upper armature; a cushion cover is arranged above the regulating spring; a seal ring is arranged between the cushion cover and the regulating spring; a brake disk is arranged on the left side of the lower armature; the upper part of the brake disk is connected with a spline disk; the fan housing is connected with the front end cover on the left side of the fan housing; a rear end cover is arranged on the left side of the front end cover; a rotor is arranged above in the front and the rear end covers; the rotor is arranged on the left side of the upper armature; a stator is arranged above the rotor; a main shaft is arranged below the rotor; and the housing is connected with both the front and rear end covers.
Description
Technical field:
The utility model relates to a kind of electromagnetic braking threephase asynchronous, is applicable to that the main transmission of elevator driving, electrically operated valve, metal cutting machinery, woodworking machinery, textile machine, rubber chemicals machinery, printing machinery, metal forming machinery, deceleration machinery and various types of lathes of hoisting equipment and accessory drives etc. need fast, in the various machineries of accurate stopping.
Background technology:
The threephase asynchronous torque of using on the market at present is not high, and major part do not adopt electromagnetic braking, and braking effect is poor, and price is also somewhat expensive, useful life is also shorter, and structure is more complicated also, and performance is poor, operating efficiency is not high, and the scope of application one is wideless yet, is unfavorable for the popularization in market.
Summary of the invention:
The purpose of this utility model is in order to overcome above deficiency, and a kind of simple in structure, a kind of electromagnetic braking threephase asynchronous that cost is low is provided.
The purpose of this utility model is achieved through the following technical solutions: a kind of electromagnetic braking threephase asynchronous, comprise fan housing, fan, it is characterized in that: the structure of described fan housing inside is that described fan is positioned at described fan housing inner right side, described fan left side is provided with compression spring, described compression spring left side is provided with the release dish, the described release side-lower of facing left is provided with retracting spring, described retracting spring top is provided with and discharges ring, described release ring top is provided with release screw, described release screw is fixed by double-screw bolt, double-screw bolt is positioned at the right side of described release screw, described release screw left side upper-lower position is equipped with electromagnet, the described below, electromagnet inside, below that is positioned at is provided with tripping spring, described two sides' electromagnet up and down all links to each other with armature, and two described armature are positioned at the left side of described electromagnet, be provided with back-up ring between two armature about described, the described armature top that is positioned at the top is provided with the adjustment spring, described adjustment spring top is provided with cushion cover, be provided with sealing ring between described cushion cover and the described adjustment spring, the described armature left side that is positioned at the below is provided with brake disc, described brake disc top links to each other with flower keyboard, described fan housing links to each other with the front end housing in its left side, described front end housing left side is provided with rear end cap, top, inner space between described front end housing and the described rear end cap is provided with rotor, and described rotor places the described armature left side that is positioned at the top, described rotor top is provided with stator, described rotor below is provided with main shaft, described main shaft is in the housing middle part, described housing all links to each other with described rear end cap with described front end housing, and described housing also links to each other with described fan housing.
The utlity model has following advantage: the utility model is the novel totally-enclosed cold type cage electromotor of fanning certainly, have dc electromagnetic brake, this serial motors has simple in structure, security maintenance is convenient, and braking is vibrated little rapidly, noise is low, life-span is long, and good braking effect is beneficial to the advantages such as popularization in market.
Description of drawings:
Fig. 1 is a structural representation of the present utility model;
Number in the figure: 1-fan housing, 2-fan, 3-compression spring, 4-release dish, 5-retracting spring, 6-discharge ring, 7-release screw, 8-double-screw bolt, 9-electromagnet, 10-tripping spring, 11-armature, 12-back-up ring, 13-adjustment spring, 14-cushion cover, 15-sealing ring, 16-brake disc, 17-flower keyboard, 18-front end housing, 19-rear end cap, 20-rotor, 21-stator, 22-main shaft, 23-housing.
Embodiment:
In order to deepen understanding of the present utility model, the utility model is described in further detail below in conjunction with embodiment and accompanying drawing, and this embodiment only is used to explain the utility model, does not constitute the qualification to the utility model protection range.
Show the utility model as Fig. 1, a kind of electromagnetic braking threephase asynchronous, comprise fan housing 1, fan 2, it is characterized in that: the structure of described fan housing 1 inside is that described fan 2 is positioned at described fan housing 1 inner right side, described fan 2 left sides are provided with compression spring 3, described compression spring 3 left sides are provided with release dish 4, described release is coiled below, 4 left sides and is provided with retracting spring 5, described retracting spring 5 tops are provided with and discharge ring 6, described release encircles 6 tops and is provided with release screw 7, described release screw 7 is fixing by double-screw bolt 8, described double-screw bolt 8 is positioned at the right side of described release screw 7, described release screw 7 left side upper-lower positions are equipped with electromagnet 9, the described below electromagnet 9 inner belows that are positioned at are provided with tripping spring 10, described two sides' electromagnet 9 up and down all links to each other with armature 11, and two described armature 11 are positioned at the left side of described electromagnet 9, be provided with back-up ring 12 between two armature 11 about described, described armature 11 tops that are positioned at the top are provided with adjusts spring 13, described adjustment spring 13 tops are provided with cushion cover 14, be provided with sealing ring 15 between described cushion cover 14 and the described adjustment spring 13, described armature 11 left sides that are positioned at the below do not have brake disc 16, described brake disc 16 tops link to each other with flower keyboard 17, described fan housing 1 links to each other with the front end housing 18 in its left side, described front end housing 18 left sides are provided with rear end cap 19, top, inner space between described front end housing 18 and the described rear end cap (19) is provided with rotor 20, and described rotor 20 places described armature 11 left sides that are positioned at the top, described rotor 20 tops are provided with stator 21, described rotor 20 belows are provided with main shaft 22, described main shaft 22 is in housing 23 middle parts, described housing 23 all links to each other with described rear end cap 19 with described front end housing 18, and described housing 23 also links to each other with described fan housing 1.
This electromagnetic braking Three-Phase Asynchronous is: when threephase stator 21 windings (respectively differing 120 degree electrical degrees) of motor, after feeding three-phase symmetrical alternating current electricity, to produce a rotating magnetic field, this rotating magnetic field cutting rotor winding, thereby in rotor 20 windings, produce induced current (the rotor winding is a close access), the rotor 20 of current-carrying will produce electromagnetic force under stator 21 rotating magnetic field effects, thereby on machine shaft, form electromagnetic torque, 22 rotations of drive motor main shaft, and the electric machine main shaft direction of rotation is identical with the rotating magnetic field direction.Too high when rotating speed, when needing braking, armature 11 links to each other, and tripping spring 10 tightens, and produces braking force, and then realizes the reduction of rotating speed.
Claims (1)
1. electromagnetic braking threephase asynchronous, comprise fan housing (1), fan (2), it is characterized in that: the inner structure of described fan housing (1) is that described fan (2) is positioned at described fan housing (1) inner right side, described fan (2) left side is provided with compression spring (3), described compression spring (3) left side is provided with release dish (4), below, described release dish (4) left side is provided with retracting spring (5), described retracting spring (5) top is provided with and discharges ring (6), described release ring (6) top is provided with release screw (7), described release screw (7) is fixing by double-screw bolt (8), described double-screw bolt (8) is positioned at the right side of described release screw (7), described release screw (7) left side upper-lower position is equipped with electromagnet (9), the described inner below of below electromagnet (9) that is positioned at is provided with tripping spring (10), described two sides' electromagnet (9) up and down all links to each other with armature (11), and two described armature (11) are positioned at the left side of described electromagnet (9), be provided with back-up ring (12) between two armature (11) about described, described armature (11) top that is positioned at the top is provided with adjusts spring (13), described adjustment spring (13) top is provided with cushion cover (14), be provided with sealing ring (15) between described cushion cover (14) and the described adjustment spring (13), described armature (11) left side that is positioned at the below is provided with brake disc (16), described brake disc (16) top links to each other with flower keyboard (17), described fan housing (1) links to each other with the front end housing (18) in its left side, described front end housing (18) left side is provided with rear end cap (19), top, inner space between described front end housing (18) and the described rear end cap (19) is provided with rotor (20), and described rotor (20) places described armature (11) left side that is positioned at the top, described rotor (20) top is provided with stator (21), described rotor (20) below is provided with main shaft (22), described main shaft (22) is in housing (23) middle part, described housing (23) all links to each other with described rear end cap (19) with described front end housing (18), and described housing (23) also links to each other with described fan housing (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020248387XU CN201805332U (en) | 2010-06-30 | 2010-06-30 | Electromagnetic braking three-phase asynchronous motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020248387XU CN201805332U (en) | 2010-06-30 | 2010-06-30 | Electromagnetic braking three-phase asynchronous motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201805332U true CN201805332U (en) | 2011-04-20 |
Family
ID=43874833
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201020248387XU Expired - Fee Related CN201805332U (en) | 2010-06-30 | 2010-06-30 | Electromagnetic braking three-phase asynchronous motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201805332U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103545982A (en) * | 2013-11-04 | 2014-01-29 | 株洲高精传动技术有限公司 | Rotary braking loading electromotor |
| CN104065222A (en) * | 2014-05-30 | 2014-09-24 | 六安泰力电机有限责任公司 | Series YEJ3 three-phase asynchronous motor with ultra-high-efficient braking |
| CN108832789A (en) * | 2018-07-17 | 2018-11-16 | 尼力德（宝鸡）起重机有限公司 | A kind of crane three phase squirrel cage Asynchronous Frequency-variable motor |
-
2010
- 2010-06-30 CN CN201020248387XU patent/CN201805332U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103545982A (en) * | 2013-11-04 | 2014-01-29 | 株洲高精传动技术有限公司 | Rotary braking loading electromotor |
| CN103545982B (en) * | 2013-11-04 | 2016-01-20 | 湖南南方宇航高精传动有限公司 | A kind of rotary-type braking loads motor |
| CN104065222A (en) * | 2014-05-30 | 2014-09-24 | 六安泰力电机有限责任公司 | Series YEJ3 three-phase asynchronous motor with ultra-high-efficient braking |
| CN108832789A (en) * | 2018-07-17 | 2018-11-16 | 尼力德（宝鸡）起重机有限公司 | A kind of crane three phase squirrel cage Asynchronous Frequency-variable motor |
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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: 20110420 Termination date: 20120630 |