CN202790245U - Electromagnetic brake with safety device - Google Patents
Electromagnetic brake with safety device Download PDFInfo
- Publication number
- CN202790245U CN202790245U CN 201220470805 CN201220470805U CN202790245U CN 202790245 U CN202790245 U CN 202790245U CN 201220470805 CN201220470805 CN 201220470805 CN 201220470805 U CN201220470805 U CN 201220470805U CN 202790245 U CN202790245 U CN 202790245U
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- CN
- China
- Prior art keywords
- brake
- electromagnet assembly
- brake disc
- electromagnetic brake
- motor
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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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Abstract
The utility model provides an electromagnetic brake with a safety device. According to the electromagnetic brake, an electromagnet component, an armature iron component, a brake disc, an interval brake disc, another brake disc and a fixing brake disc are sequentially arranged; the electromagnetic brake also comprises a spline housing used for connecting a rotating shaft of a motor so that the two brake discs are sheathed outside the spline housing and are connected with the spline housing; and the brake torque is increased through the double brake disc structure so that the safety of the motor is enhanced. According to the electromagnetic brake, a microswitch device and a stop dog are respectively arranged at the corresponding positions of the electromagnet component and the armature iron component, when the electromagnet component is electrified to act, the armature iron component moves towards the electromagnet component, the stop dog moves along with the e armature iron component and is in contact with the microswitch device, and the microswitch device gives out a signal to enable the motor to start to work; and if the electromagnetic brake does not work, the microswitch device also can not work, thus ensuring that the motor can not work under a braking condition.
Description
Technical field
The utility model relates to a kind of electromagnetic brake, particularly a kind of electromagnetic brake with safety installations.
Background technique
Electromagnetic brake is the mechanical brake of commonly using the most, controls the braking of the clutch realization rotary component of mechanical brake disc by the effect of electromagnetic force and controls, and electromagnetic brake is installed on and realizes fast braking or accurate location on motor or the whirligig.
At present, releasing brake after the common electromagnetic brake energising, motor is started working, however in some reason, braking does not discharge fully after the electromagnetic brake energising, causes the work of motor band brake, and motor is broken down; In addition, because the power of motor is larger, the braking moment of common electromagnetic brake can't reach the required brake request of motor, affects fast braking or the accurate location of motor.
The model utility content
The purpose of this utility model is to increase a kind of safety installations in electromagnetic brake, works under brake release state to guarantee motor.
In order to achieve the above object, the technical solution of the utility model provides a kind of electromagnetic brake with safety installations, and it comprises:
The electromagnet assembly of arranging successively, armature component, brake disc, spacing braking dish, another brake disc, and fixing brake disc; Also comprise for the spline housing that connects motor rotary shaft, be connected with it so that two described brake discs are set in this spline housing outside;
In several standing screws that distribute along even circumferential, each described standing screw passes described electromagnet assembly, armature component, spacing braking dish and fixing brake disc successively, and these parts are connected;
On described electromagnet assembly, offer several endoporus along even circumferential, come several Compress Springs of corresponding placement, when described electromagnet assembly outage, so that an end of each Compress Spring is supported by electromagnet assembly, the other end withstands described armature component, so that the surface friction of one of them brake disc and described armature component and spacing braking dish, another brake disc and described spacing braking dish and the fixedly surface friction of brake disc produce the moment that makes motor brake;
On the described electromagnet assembly microswitch is installed; At described armature component block is installed, and described block is corresponding with the position of described microswitch; Produce magnetic field in the energising of described electromagnet assembly, when attracting described armature component to move to the electromagnet assembly direction, described block contacts with microswitch, makes this microswitch output signal, indicates motor to start working.
Described electromagnetic brake also comprise can be in the situation that motor is not switched on the manual Handleset of releasing brake, described Handleset is installed in the back side of described electromagnet assembly.
The circumferential outer surface of described electromagnet assembly is provided with and patches external member, by the described external member that patches the electromagnetic brake lead-in wire is connected with terminal box.
Preferably, described microswitch is installed in the circumferential outer surface of electromagnet assembly; Described block is installed in the circumferential outer surface of described armature component accordingly.
Go back correspondence on each described standing screw and be arranged with Adjusting bolt Adjusting screw, so that each is along the described Adjusting bolt Adjusting screw that standing screw is arranged, an end is supported on the described fixedly brake disc, and the other end is fixed in the endoporus that correspondence is offered on the electromagnet assembly.
Described Adjusting bolt Adjusting screw is provided with outside thread and outer-hexagonal; Make external tool be connected to the outer-hexagonal place of Adjusting bolt Adjusting screw, rotate to drive this Adjusting bolt Adjusting screw, thereby utilize the outside thread of Adjusting bolt Adjusting screw that the brake clearance between electromagnet assembly and the armature component is regulated.
Preferably, the vibrations of reduction motor and the jump ring of noise are housed in the described brake disc.
Preferably, the material of described brake disc is alloy aluminum.
Electromagnetic brake described in the utility model utilizes the characteristic of sensitive switch, when electromagnetic brake energising action, armature component moves to the electromagnet assembly direction, and block moves thereupon and touches microswitch, and microswitch sends signal starts working motor; If electromagnetic brake is not worked, microswitch also can't be worked, and thus, guarantees that motor can band brake work; Simultaneously, the utility model adopts two brake disc structures, has increased braking moment, has improved thus the Security of motor.
Description of drawings
Fig. 1 is the structure sectional view of the electromagnetic brake with safety installations described in the utility model;
Fig. 2 is the structure side view of the electromagnetic brake with safety installations described in the utility model;
Fig. 3 is the STRUCTURE DECOMPOSITION schematic representation of the electromagnetic brake with safety installations described in the utility model.
Embodiment
Below cooperate referring to Fig. 1 ~ shown in Figure 3, the embodiment of the electromagnetic brake with safety installations described in the utility model is described.
Such as Fig. 1, shown in Figure 3, spline housing 13 is used for connecting motor rotary shaft, and two brake discs 9 are set in spline housing 13 outsides and are attached thereto, and spacing braking dish 10 is positioned in the middle of this two brake discs 9.In the described brake disc 9 jump ring 8 is housed, its role is to reduce vibrations and the noise of motor.
Be 3 shown in several standing screws 12(figure that distributes along even circumferential), pass the electromagnet assembly 4 arranged successively, armature component 7, spacing braking dish 10, fixing brake disc 14, it is connected.Also (for example be in the middle of one section) correspondence is arranged with Adjusting bolt Adjusting screw 11 on each standing screw 12, and a concrete so that end of each Adjusting bolt Adjusting screw 11 of arranging along standing screw 12 is supported on fixedly on the brake disc 14, and the other end is fixed in the endoporus of electromagnet assembly 4.
Described Adjusting bolt Adjusting screw 11 is provided with outside thread and outer-hexagonal.Electromagnetic brake is through after frequently braking, and brake disc can wear and tear, and causes the gap between electromagnet assembly 4 and the armature component 7 to increase, and when acquiring a certain degree, can cause that motor brake lost efficacy.In order to address this problem, make external tool be connected to the outer-hexagonal place of Adjusting bolt Adjusting screw 11, rotate to drive Adjusting bolt Adjusting screw 11, thereby utilize the outside thread of Adjusting bolt Adjusting screw 11 that brake clearance is regulated, improved the Security of motor.
Such as Fig. 2, shown in Figure 3, Handleset 1 is installed in the back side side of armature component 7 (namely away from) of described electromagnet assembly 4, this Handleset 1 can be in the situation that motor is not switched on manual releasing brake, for some special circumstances provides safety guarantee and debugging brings convenience to motor mounting.
Such as Fig. 1, Fig. 2, shown in Figure 3, with HA series three loops patch external member 3, be installed in the circumferential outer surface of described electromagnet assembly 4.Because the electromagnetic brake lead-in wire needs to enter terminal box along motor surfaces, fragile at some special occasions, described HA series three loops patch external member 3 and will go between and be connected with it, can guarantee the safety that goes between, simultaneously, can be in the situation of not opening terminal box, dismounting electromagnetic brake lead-in wire is convenient to Electromotor Maintenance.
Such as Fig. 1, shown in Figure 3, several Compress Springs 5(that distributes along even circumferential is illustrated as 8), correspondence is arranged in each endoporus of electromagnet assembly 4, so that armature component 7 is withstood in the outer end of Compress Spring 5.Microswitch 2 is installed in the circumferential outer surface of electromagnet assembly 4; At described armature component 7 block 6 is installed, makes block 6 corresponding with the position of microswitch 2.
When electromagnet assembly 4 energisings produced magnetic field, magnetic field suction armature component 7 moved to electromagnet assembly 4 directions, at this moment, block 6 touches microswitch 2, and then this device output signal notifies motor to start working, guarantee that thus motor can band brake work, improved Security.When electromagnetic brake is braked, compress armature component 7 by Compress Spring 5, so that brake disc 9 and armature component 7,10 surface frictions of spacing braking dish, another brake disc 9 and spacing braking dish 10, the fixedly surface friction of brake disc 14 have increased drag friction power, have improved braking moment, and the material of brake disc 9 is alloy aluminum, can guarantee the intensity of brake disc 9, can by magnetic field magnetisation, greatly not improve the Security of motor again.
Although content of the present utility model has been done detailed introduction by above preferred embodiment, will be appreciated that above-mentioned description should not be considered to restriction of the present utility model.After those skilled in the art have read foregoing, for multiple modification of the present utility model with to substitute all will be apparent.Therefore, protection domain of the present utility model should be limited to the appended claims.
Claims (8)
1. electromagnetic brake with safety installations, it is characterized in that, comprise: electromagnet assembly (4), armature component (7), a brake disc (9), spacing braking dish (10), another brake disc (9) of arranging successively, and fixing brake disc (14); Also comprise for the spline housing (13) that connects motor rotary shaft, be connected with it so that two described brake discs (9) are set in this spline housing (13) outside; Along in several standing screws (12) of even circumferential distribution, each described standing screw (12) passes described electromagnet assembly (4), armature component (7), spacing braking dish (10) and fixing brake disc (14) successively, and these parts are connected; Upward offer several endoporus along even circumferential at described electromagnet assembly (4), come several Compress Springs of corresponding placement (5), when described electromagnet assembly (4) cuts off the power supply, so that an end of each Compress Spring (5) is supported by electromagnet assembly (4), the other end withstands described armature component (7), so that the surface friction of one of them brake disc (9) and described armature component (7) and spacing braking dish (10), another brake disc (9) and described spacing braking dish (10) and the fixedly surface friction of brake disc (14) produce the moment that makes motor brake; Microswitch (2) is installed on the described electromagnet assembly (4); At described armature component (7) block (6) is installed, and described block (6) is corresponding with the position of described microswitch (2); Produce magnetic field in described electromagnet assembly (4) energising, to attract described armature component (7) to electromagnet assembly (4) when direction moves, described block (6) contacts with microswitch (2), makes this microswitch (2) output signal, and the indication motor is started working.
2. as claimed in claim 1 with the electromagnetic brake of safety installations, it is characterized in that, described electromagnetic brake also comprise can be in the situation that motor is not switched on the manual Handleset (1) of releasing brake, described Handleset (1) is installed in the back side of described electromagnet assembly (4).
3. as claimed in claim 1 with the electromagnetic brake of safety installations, it is characterized in that the circumferential outer surface of described electromagnet assembly (4) is provided with and patches external member (3), by the described external member (3) that patches the electromagnetic brake lead-in wire is connected with terminal box.
4. as claimed in claim 1 with the electromagnetic brake of safety installations, it is characterized in that described microswitch (2) is installed in the circumferential outer surface of electromagnet assembly (4); Described block (6) is installed in the circumferential outer surface of described armature component (7) accordingly.
5. as claimed in claim 1 with the electromagnetic brake of safety installations, it is characterized in that, the upper also correspondence of each described standing screw (12) is arranged with Adjusting bolt Adjusting screw (11), so that each described Adjusting bolt Adjusting screw (11) of arranging along standing screw (12), one end is supported on the described fixedly brake disc (14), and the other end is fixed in electromagnet assembly (4) endoporus that upward correspondence is offered.
6. as claimed in claim 5 with the electromagnetic brake of safety installations, it is characterized in that described Adjusting bolt Adjusting screw (11) is provided with outside thread and outer-hexagonal; Make external tool be connected to the outer-hexagonal place of Adjusting bolt Adjusting screw (11), rotate to drive this Adjusting bolt Adjusting screw (11), thereby utilize the outside thread of Adjusting bolt Adjusting screw (11) that the brake clearance between electromagnet assembly (4) and the armature component (7) is regulated.
7. as claimed in claim 1 with the electromagnetic brake of safety installations, it is characterized in that, the vibrations of reduction motor and the jump ring (8) of noise are housed in the described brake disc (9).
8. as claimed in claim 1 with the electromagnetic brake of safety installations, it is characterized in that the material of described brake disc (9) is alloy aluminum.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220470805 CN202790245U (en) | 2012-09-17 | 2012-09-17 | Electromagnetic brake with safety device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220470805 CN202790245U (en) | 2012-09-17 | 2012-09-17 | Electromagnetic brake with safety device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202790245U true CN202790245U (en) | 2013-03-13 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220470805 Expired - Fee Related CN202790245U (en) | 2012-09-17 | 2012-09-17 | Electromagnetic brake with safety device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202790245U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110159676A (en) * | 2019-04-04 | 2019-08-23 | 贵州航天林泉电机有限公司 | A kind of anti-vibration lockpin-type brake |
| CN110893698A (en) * | 2018-09-13 | 2020-03-20 | 上海旭恒精工机械制造有限公司 | Mechanism for controlling movement of belt plate of box pasting machine |
| CN112144496A (en) * | 2020-09-24 | 2020-12-29 | 伟攀(上海)机械设备有限公司 | Embedded microswitch device for pile leg type ocean platform lifting mechanism brake |
| RU2757466C1 (en) * | 2018-11-13 | 2021-10-18 | Кр. Майр Гмбх + Ко. Кг | Electromechanical shifting brake with integrated damper design |
| CN114651139A (en) * | 2019-10-22 | 2022-06-21 | 索尤若驱动有限及两合公司 | Brake device and electric machine having a brake device |
-
2012
- 2012-09-17 CN CN 201220470805 patent/CN202790245U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110893698A (en) * | 2018-09-13 | 2020-03-20 | 上海旭恒精工机械制造有限公司 | Mechanism for controlling movement of belt plate of box pasting machine |
| RU2757466C1 (en) * | 2018-11-13 | 2021-10-18 | Кр. Майр Гмбх + Ко. Кг | Electromechanical shifting brake with integrated damper design |
| US11940024B2 (en) | 2018-11-13 | 2024-03-26 | Chr. Mayr Gmbh + Co. Kg | Electromechanically switchable brake having integral damper structure |
| CN110159676A (en) * | 2019-04-04 | 2019-08-23 | 贵州航天林泉电机有限公司 | A kind of anti-vibration lockpin-type brake |
| CN114651139A (en) * | 2019-10-22 | 2022-06-21 | 索尤若驱动有限及两合公司 | Brake device and electric machine having a brake device |
| CN112144496A (en) * | 2020-09-24 | 2020-12-29 | 伟攀(上海)机械设备有限公司 | Embedded microswitch device for pile leg type ocean platform lifting mechanism brake |
| CN112144496B (en) * | 2020-09-24 | 2021-12-28 | 伟攀(上海)机械设备有限公司 | Embedded microswitch device for pile leg type ocean platform lifting mechanism brake |
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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 |
Granted publication date: 20130313 Termination date: 20200917 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |