CN209539862U - A kind of traction machine brake - Google Patents
A kind of traction machine brake Download PDFInfo
- Publication number
- CN209539862U CN209539862U CN201920089476.5U CN201920089476U CN209539862U CN 209539862 U CN209539862 U CN 209539862U CN 201920089476 U CN201920089476 U CN 201920089476U CN 209539862 U CN209539862 U CN 209539862U
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- Prior art keywords
- connecting rod
- armature
- magnetic yoke
- traction machine
- yoke body
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- Cage And Drive Apparatuses For Elevators (AREA)
- Braking Arrangements (AREA)
Abstract
The utility model relates to brake fields, disclose a kind of traction machine brake, including frictional disk, armature, magnetic yoke body and link mechanism, and the frictional disk is arranged on the armature；The armature is connect with the magnetic yoke body；The link mechanism includes first connecting rod, second connecting rod and third connecting rod, and one end of the first connecting rod passes through the magnetic yoke body and connect with the armature, and other end is connect with the second connecting rod；One end of the third connecting rod is hinged on the one end of the magnetic yoke body far from the armature, and other end is hinged on the second connecting rod.The utility model has the following advantages that and effect: this programme utilizes new mechanical structure, the link mechanism of setting, when traction machine breaks down, band moving armature is separated with frictional disk, traction machine is set to work, elevator bridge case is driven to run to the place for facilitating maintenance on elevator rail, it is easy to maintenance.
Description
Technical field
The utility model relates to brake fields, more specifically, it relates to a kind of traction machine brake.
Background technique
Traction machine is the power-equipment of elevator, also known as elevator host.Function is to convey to run elevator with transmitting power.By
The composition such as motor, brake, shaft coupling, reduction gearbox, traction sheave, rack and directive wheel and attached handwheel.
Brake on traction machine is commonly available to the device for locking traction sheave, and brake is typically all to be electrically connected with motor
It connects, when motor stops being powered, the first spring in brake magnetic yoke drives armature, will be on traction machine using friction member
Rotor check, and when electrical power work, the electromagnetic coil in brake magnetic yoke is also powered, and electromagnetic coil attracts
Armature makes the friction member on armature be detached from rotor, mobile toward brake magnetic yoke direction.
Currently, Authorization Notice No. is CN204848103U, authorized announcement date is the Chinese utility model on December 9th, 2014
A kind of brake for traction machine, including brake magnetic yoke, armature are disclosed, brake magnetic yoke is fixed by screws in traction
On machine, armature is equipped with the friction member being fixed with for braking traction machine, is fixedly connected between armature and brake magnetic yoke
Several first springs, brake magnetic yoke are equipped with the electromagnetic coil for adsorbing armature, and armature is on the side of brake magnetic yoke
Equipped with several cushions made of elastic material, offered on armature several for fixing the first mounting hole of cushion；?
Cushion is added on armature, can effectively be alleviated armature in this way for the impact force of brake magnetic yoke, can be slowed down armature pair
The relative velocity when contact of brake magnetic yoke.
But the brake of above-mentioned traction machine, when electrical power works, the friction member on armature is not detached from rotor
When, traction machine will break down, and cause the bridge case of elevator that cannot move, bridge case will rest on a certain of elevator rail
Place, it has not been convenient to repair.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of traction machine brake, setting
There is link mechanism, when traction machine breaks down, band moving armature is separated with frictional disk, and traction machine is enable to work, and is driven
Elevator bridge case runs to the place for facilitating maintenance on elevator rail, easy to maintenance.
To achieve the above object, the utility model provides following technical solution:
A kind of traction machine brake, including frictional disk, armature, magnetic yoke body and link mechanism, the frictional disk are arranged in institute
It states on armature；The armature is connect with the magnetic yoke body；The link mechanism includes that first connecting rod, second connecting rod and third connect
Bar, one end of the first connecting rod pass through the magnetic yoke body and connect with the armature, and other end and the second connecting rod connect
It connects；One end of the third connecting rod is hinged on the one end of the magnetic yoke body far from the armature, and other end be hinged on it is described
On second connecting rod.
By using above-mentioned technical proposal, operator moves operation second connecting rod towards close to magnetic yoke body direction, and first
Connecting rod is moved towards the direction far from frictional disk, and first connecting rod movement just will drive armature and move towards the direction close to magnetic yoke body, is made
Armature is separated with frictional disk, and traction machine work drives elevator bridge case to run on elevator rail.The link mechanism of setting is draging
When drawing machine failure, band moving armature is separated with frictional disk, and traction machine is enable to work, and drives elevator bridge case in elevator rail
It is run on road, drives elevator motion to the place for facilitating maintenance.
The utility model is further arranged to: the magnetic yoke body is provided with the first fixed block far from one end of the armature,
The third connecting rod is hinged on first fixed block far from one end of the second connecting rod；The first connecting rod is far from described
One end of second connecting rod passes through first fixed block and connects the armature.
By using above-mentioned technical proposal, the first fixed block of setting, it is possible to reduce third connecting rod is right in the rotation
The abrasion of magnetic yoke body has protective effect to magnetic yoke body.
The utility model is further arranged to: the second connecting rod is connected with the first bullet far from one end of the first connecting rod
Spring, one end of first spring are connected on first fixed block, and the other end of first spring is connected to second
On connecting rod.
By using above-mentioned technical proposal, the first spring of setting, when second connecting rod is moved towards magnetic yoke body direction,
Elastic deformation can occur；In second connecting rod towards when moving far from magnetic yoke body direction, the first spring restores elastic deformation, in bullet
It, can be laborsaving when second connecting rod is restored to original position under the action of power.
The utility model is further arranged to: the second fixed block is provided on first fixed block, described second is fixed
Second spring is provided on block, the second spring is provided with rubber block, the rubber far from one end of second fixed block
Fluted, the groove and second connecting rod clamping are opened up on block.
By using above-mentioned technical proposal, the second fixed block of setting limits decline when second connecting rod declines
Highly, it prevents falling head too big, causes the damage of first connecting rod.
The utility model is further arranged to: offered in the magnetic yoke body it is multiple place coils placing grooves, adjacent two
Link slot is offered between a placing groove, and the conducting wire of two coils of connection is provided in the link slot.
By using above-mentioned technical proposal, interconnected coil, when a coil breaks down wherein, another
Coil still can drive magnetic yoke body that can generate magnetic force.
The utility model is further arranged to: traction machine brake further includes feedback mechanism, and the feedback mechanism includes row
The side of the armature is arranged in journey component and control assembly, the stroke component；The control assembly is arranged in the magnetic yoke
The side of body.
By using above-mentioned technical proposal, the stroke component of setting, when armature is moved towards magnetic yoke body direction, stroke
Component can be contradicted with control assembly, and then control assembly can feedback information.
The utility model is further arranged to: the stroke component includes screw rod, nut, and the nut is arranged in the rank
The side of iron；The screw rod is connect with the nut thread.
By using above-mentioned technical proposal, the screw rod of setting can exist according to armature at a distance from magnetic yoke body come adjusting screw rod
The degree being threadedly coupled on nut, then when armature motion, the nut being fixed on armature just will drive screw motion.
The utility model is further arranged to: the control assembly includes shifting block, microswitch, and one end of the shifting block is set
It sets on the microswitch；The microswitch is arranged on the magnetic yoke body.
By using above-mentioned technical proposal, the shifting block of setting can move towards microswitch direction, make under the conflict of screw rod
Microswitch output signal under the control of shifting block.
Compared with prior art, the utility model has the advantages that:
The link mechanism of 1 setting, when traction machine breaks down, band moving armature is separated with frictional disk, makes traction machine
It can work, elevator bridge case is driven to run to the place for facilitating maintenance on elevator rail, it is easy to maintenance；
First fixed block of 2 settings, it is possible to reduce third connecting rod is in the rotation to the abrasion of magnetic yoke body, to magnetic yoke
Body has protective effect.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model traction machine brake；
Fig. 2 is the partial exploded view of traction machine brake, the schematic diagram for placing groove；
Fig. 3 is A-A cross-sectional view in Fig. 1；
Fig. 4 is the utility model traction machine brake, embodies the schematic diagram of feedback mechanism.
Appended drawing reference: 11, frictional disk；12, armature；13, magnetic yoke body；131, placing groove；132, link slot；133, second is logical
Hole；14, bolt；15, the first fixed block；151, first through hole；2, link mechanism；21, first connecting rod；22, second connecting rod；23,
Third connecting rod；24, the first spring；3, feedback mechanism；4, stroke component；41, screw rod；42, nut；5, control assembly；51, it dials
Block；52, microswitch；6, the second fixed block；61, second spring；62, rubber block；63, groove.
Specific embodiment
With reference to the accompanying drawings and examples, the utility model is described in detail.
As shown in Figure 1, a kind of traction machine brake, including frictional disk 11, armature 12, magnetic yoke body 13, bolt 14, first are solid
Determine block 15, link mechanism 2 and feedback mechanism 3.Armature 12, magnetic yoke body 13, the first fixed block 15, link mechanism 2 and feedback mechanism 3
There are two groups, and two groups of connection structure is identical.Frictional disk 11 is arranged between two armature 12 and defeated with the motor of traction machine
Shaft is connected.Armature 12 is connect with magnetic yoke body 13 by bolt 14.First fixed block 15 is arranged in magnetic yoke body 13 far from armature 12
One end.Link mechanism 2 is arranged on the first fixed block 15.
As shown in Fig. 2, one end of magnetic yoke body 13 towards armature 12 open up there are two place coil placing groove 131, two
The link slot 132 of two placing grooves 131 of connection is offered between placing groove 131, link slot 132 is provided on magnetic yoke body 13.
As shown in figure 3, the first fixed block 15 offers first through hole 151 along its axis direction.
Magnetic yoke body 13 offers the second through-hole 133, the axis and first through hole 151 of the second through-hole 133 along its axis direction
Axis be overlapped.
Link mechanism 2 includes first connecting rod 21, second connecting rod 22, third connecting rod 23 and the first spring 24.First connecting rod 21
One end be fixedly connected on armature 12 close to one end of magnetic yoke body 13, the other end of first connecting rod 21 sequentially passes through the second through-hole
133 and first through hole 151 connect second connecting rod 22 one end.One end of third connecting rod 23 is hinged on the first fixed block 15 far from rank
One end of iron 12, and other end is hinged on second connecting rod 22.One end of first spring 24 is fixedly connected on the first fixed block
15 one end far from armature 12, and other end is connected to the one end of second connecting rod 22 far from first connecting rod 21；First spring 24
Positioned at the top of third connecting rod 23.
As shown in Figure 1, the top that the first fixed block 15 is located at the first spring 24 is fixedly connected with the second fixed block 6, second
Fixed block 6 is connected with second spring 61 far from one end of the first fixed block 15.The one end of second spring 61 far from the second fixed block 6
It is connected with rubber block 62, the one end of rubber block 62 far from second spring 61 opens up fluted 63 along its axis direction, groove 63
It is clamped with second connecting rod 22.
As shown in figure 4, feedback mechanism 3 includes stroke component 4 and control assembly 5.Stroke component 4 includes nut 42 and screw rod
41.Nut 42 is fixedly connected on the side of armature 12.Screw rod 41 is threadedly coupled with nut 42.Control assembly 5 includes shifting block 51
With microswitch 52.Microswitch 52 is fixed on the side of magnetic yoke body 13；Warning light is connected on microswitch 52.Shifting block 51
It is rotatably connected on microswitch 52.When screw rod 41 contradicts shifting block 51, one end of shifting block 51 will touch microswitch 52, make
The switch of microswitch 52 is opened, and alarm lamp will flash.
When screw rod 41 does not contradict shifting block 51, shifting block 51 and 52 non-contravention of microswitch, the switch of microswitch 52 are in
Closed state, alarm lamp will not flash.
Specific embodiment: when traction machine brake does not break down, traction machine is worked normally, and drives the bridge of elevator
Case operates normally on elevator rail.
In traction machine brake wherein one group of failure when, another set remains to that traction machine is made to work, drive electricity
The bridge case of ladder operates normally on elevator rail.
When breaking down for two groups of traction machine brake, operator operates second connecting rod 22 towards close to frictional disk
Elastic deformation occurs for the movement of 11 directions, the first spring 24, and first connecting rod 21 will be moved towards the direction far from frictional disk 11；First
Connecting rod 21, which moves, just will drive armature 12 towards close to the movement of the direction of magnetic yoke body 13, separate armature 12 with frictional disk 11；Second
When connecting rod 22 is connected in groove 63 far from one end of first connecting rod 21, elastic deformation occurs for second spring 61.Traction machine work,
The bridge case of elevator is driven to run to the position for facilitating maintenance on elevator rail.
Operator operates second connecting rod 22 and moves towards far from 11 direction of frictional disk, and second spring 61 restores elastic deformation,
Drive first connecting rod 21 that will move towards the direction close to frictional disk 11；First spring 24 restores elastic deformation, first connecting rod 21
It will be moved towards the direction close to frictional disk 11；First connecting rod 21, which moves, just will drive armature 12 towards the direction close to frictional disk 11
Movement, is bonded armature 12 with frictional disk 11；Traction machine no longer works, and the bridge case of elevator is fixed on elevator rail and facilitates maintenance
Position.
The link mechanism 2 of setting, when traction machine breaks down, band moving armature 12 is separated with frictional disk 11, makes to drag
Drawing machine can work, and elevator bridge case is driven to run to the place for facilitating maintenance on elevator rail, easy to maintenance.
The above is only the preferred embodiment of the utility model, and the protection scope of the utility model is not limited merely to
Above-described embodiment, technical solution belonging to the idea of the present invention belong to the protection scope of the utility model.It should refer to
Out, for those skilled in the art, it is without departing from the principle of the utility model it is several improvement and
Retouching, these improvements and modifications also should be regarded as the protection scope of the utility model.
Claims (8)
1. a kind of traction machine brake, which is characterized in that including frictional disk (11), armature (12), magnetic yoke body (13) and connecting rod machine
Structure (2), the frictional disk (11) are arranged on the armature (12)；The armature (12) connect with the magnetic yoke body (13)；Institute
Stating link mechanism (2) includes first connecting rod (21), second connecting rod (22) and third connecting rod (23), and the one of the first connecting rod (21)
End is connect across the magnetic yoke body (13) with the armature (12), and other end is connect with the second connecting rod (22)；It is described
One end of third connecting rod (23) is hinged on the one end of the magnetic yoke body (13) far from the armature (12), and other end is hinged on
On the second connecting rod (22).
2. a kind of traction machine brake according to claim 1, which is characterized in that the magnetic yoke body (13) is far from the rank
One end of iron (12) is provided with the first fixed block (15), and the third connecting rod (23) is cut with scissors far from the one end of the second connecting rod (22)
It connects on first fixed block (15)；The first connecting rod (21) passes through described the far from the one end of the second connecting rod (22)
One fixed block (15) connects the armature (12).
3. a kind of traction machine brake according to claim 2, which is characterized in that the second connecting rod (22) is far from described
One end of first connecting rod (21) is connected with the first spring (24), and it is fixed that one end of first spring (24) is connected to described first
On block (15), the other end of first spring (24) is connected on second connecting rod (22).
4. a kind of traction machine brake according to claim 3, which is characterized in that be arranged on first fixed block (15)
Have the second fixed block (6), be provided with second spring (61) on second fixed block (6), the second spring (61) is far from institute
The one end for stating the second fixed block (6) is provided with rubber block (62), opens up fluted (63), the groove on the rubber block (62)
(63) it is clamped with the second connecting rod (22).
5. a kind of traction machine brake according to claim 4, which is characterized in that offered in the magnetic yoke body (13) more
A placing groove (131) for placing coil, offers link slot (132), the connection between the two neighboring placing groove (131)
The conducting wire of two coils of connection is provided in slot (132).
6. a kind of traction machine brake according to claim 1, which is characterized in that traction machine brake further includes feedback machine
Structure (3), the feedback mechanism (3) include stroke component (4) and control assembly (5), and the stroke component (4) is arranged in the rank
The side of iron (12)；Side of control assembly (5) setting in the magnetic yoke body (13).
7. a kind of traction machine brake according to claim 6, which is characterized in that the stroke component (4) includes screw rod
(41) it is arranged with nut (42), the nut (42) in the side of the armature (12)；The screw rod (41) and the nut
(42) it is threadedly coupled.
8. a kind of traction machine brake according to claim 7, which is characterized in that the control assembly (5) includes shifting block
(51) it is arranged on the microswitch (52) with microswitch (52), one end of the shifting block (51)；The microswitch
(52) it is arranged on the magnetic yoke body (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920089476.5U CN209539862U (en) | 2019-01-18 | 2019-01-18 | A kind of traction machine brake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920089476.5U CN209539862U (en) | 2019-01-18 | 2019-01-18 | A kind of traction machine brake |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209539862U true CN209539862U (en) | 2019-10-25 |
Family
ID=68270383
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920089476.5U Active CN209539862U (en) | 2019-01-18 | 2019-01-18 | A kind of traction machine brake |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209539862U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112984012A (en) * | 2021-04-20 | 2021-06-18 | 成都瑞迪智驱科技股份有限公司 | Manual-automatic release and self-locking electromagnetic braking system |
-
2019
- 2019-01-18 CN CN201920089476.5U patent/CN209539862U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112984012A (en) * | 2021-04-20 | 2021-06-18 | 成都瑞迪智驱科技股份有限公司 | Manual-automatic release and self-locking electromagnetic braking system |
| CN112984012B (en) * | 2021-04-20 | 2021-07-27 | 成都瑞迪智驱科技股份有限公司 | Manual-automatic release and self-locking electromagnetic braking system |
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