CN107117515A - A kind of elevator stall proof auxiliary brake - Google Patents
A kind of elevator stall proof auxiliary brake Download PDFInfo
- Publication number
- CN107117515A CN107117515A CN201710234502.4A CN201710234502A CN107117515A CN 107117515 A CN107117515 A CN 107117515A CN 201710234502 A CN201710234502 A CN 201710234502A CN 107117515 A CN107117515 A CN 107117515A
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- China
- Prior art keywords
- elevator
- brake
- conductive
- stall
- fixing axle
- Prior art date
- 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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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/16—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well
- B66B5/18—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well and applying frictional retarding forces
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Maintenance And Inspection Apparatuses For Elevators (AREA)
- Cage And Drive Apparatuses For Elevators (AREA)
Abstract
The invention discloses a kind of elevator stall proof auxiliary brake, including stall braking starter and brake；When elevator stall, the conductive slider in stall braking starter slides into conductive locking folder, relay coil is powered, and the switch closure with self-locking adhesive, electromagnet is conductive, electromagnet attracts support spring to withdraw, armature is moved, and band dynamic auxiliary guide block is moved to cage guide direction, and auxiliary guide block drives link stopper movement, link stopper promotes sliding sleeve movement, the ungulate brake block of sliding sleeve one end and cage guide friction, and when ungulate brake block coordinates with leading boots, elevator is just forcibly stopped.The present invention is simple in construction, it is only necessary to when installing elevator, in elevator bottom safety intrinsic safety device, equivalent to additional auxiliary brake so that elevator more can safety operation, reduce the generation of accident.
Description
Technical field
The present invention relates to a kind of elevator servicing unit, more particularly to a kind of it can make the device of elevator brake out of control.
Background technology
With expanding economy, high building house is made more and more, and also more and more higher, and the safety of elevator also becomes concern
New focus；Elevator safety is always a major issue in daily life, although elevator was by the development of more than 100 years, technically
Through very ripe, but as the electromechanical integration special equipment in multisystem group face, in During Process of Long-term Operation due to mechanical aging, electrically
Failure or human factor are it is possible that burst security incident, and elevator stall all accidents are of common occurrence now.
The content of the invention
It is an object of the invention to a kind of anti-elevator dramatic decrease in elevator stall or the auxiliary brake of rising.
The technical solution adopted for the present invention to solve the technical problems is：
Elevator stall proof auxiliary brake, including stall braking starter and brake；In elevator bottom mounting plate,
Fixing axle is installed in fixed plate lower end；By fixed plate, stall braking starter is fixedly mounted on elevator bottom, in fixing axle
Upper installation brake；
Starter, including conductive slider, insulation slide rail, conductive locking folder, extension spring and relay coil are braked in stall；Insulation
Slide rail is constituted and conductive slider is provided with square matrix, matrix, and conductive slider can be moved up and down in insulation slide rail two side；Conductive slider
It is fixedly arranged above extension spring, extension spring one end connection insulation slide rail upper end；Extension spring is fixed with below conductive slider, the connection of extension spring one end is exhausted
Edge slide rail lower end；Insulation slide rail two side is respectively provided with conductive locking folder, the conductive locking folder connection relay coil of two sides；Conduction is sliding
Block can be slided into conductive locking folder under extension spring effect, with relay coil formation closed circuit；Relay coil connect band is certainly
The switch of adhesive is locked, with electromagnet one closed circuit of formation in brake；
Brake, including support spring, electromagnet, armature, link stopper, sliding sleeve, auxiliary guide block；The side of fixed plate two it is interior
Side is provided with support spring, support spring and is provided with electromagnet；Support spring other end fixed armature；Outside the side of fixed plate two
Side is provided with link stopper, and link stopper is enclosed in fixing axle, level can be slided in fixing axle；Auxiliary is installed between link stopper and armature
Guide block, auxiliary guide block is located at below fixing axle, and link stopper and armature can be promoted to move horizontally；Sliding sleeve one end is provided with braking
Block, the other end is connected with link stopper, and sliding sleeve is enclosed in fixing axle, it is possible to moved horizontally in fixing axle.
Brake block is in ungulate, and one end open.
Fixing axle is square.
Conduction locking folder opening is arc line shaped.
Elevator stall proof auxiliary brake of the present invention, only can just be powered when abnormal conditions occurs in elevator acceleration
Work.When elevator is normally run, according to national Specification：Passenger lift starting acceleration and braking deceleration maximum are not
It should be greater than 1.5m/s2, when passenger lift normal speed (v) is 1.0m/s ＜ v≤2.0m/s, its average acceleration, deceleration degree should not
Less than 0.48m/s2, when passenger lift normal speed is 2.0m/s ＜ v≤2.5m/s, it averagely adds, speed is no less than
0.65m/s2.Then by the regulation of this acceleration, can adjust conductive slider gravity and extension spring effect under, can along insulation slide rail above and below
It is mobile, uplink and downlink distance, less than the distance between conduction locking folder；When elevator downstream rate acceleration is more than 1.5m/s2
When, conductive slider can pour conductive locker so that external circuit is connected, then relay coil obtains electric, and switch adhesive and self-locking are connected
Loop where power supply, makes work of electromagnet；After work of electromagnet, support spring is attracted by electromagnet, withdraws, armature difference
Direction is withdrawn along support spring to move horizontally in fixing axle, armature promotes auxiliary guide block, auxiliary guide block promotes link stopper, and link stopper is pushed away
Dynamic sliding sleeve, the ungulate brake block of sliding sleeve one end compresses car guide rail, prevents elevator stall through friction and works as hoof
Shape motion block and when leading boots cooperation of elevator, elevator stopped operation, it is ensured that car safety.
Brief description of the drawings
Fig. 1 is the brake structural schematic diagram of elevator stall proof auxiliary brake of the present invention；
Fig. 2 is the stall braking starter structural representation of elevator stall proof auxiliary brake of the present invention；
Fig. 3 is the cooperation figure of conductive locking folder and conductive slider in elevator stall proof auxiliary brake of the present invention；
Fig. 4 is the cooperation figure of brake block and cage guide in elevator stall proof auxiliary brake of the present invention.
Embodiment
Technical scheme described in detail below.The embodiment of the present invention is only for explanation concrete structure, the rule of the structure
Mould should not be limited by the examples.
Refering to Fig. 1 to Fig. 4, elevator stall proof auxiliary brake, including stall braking starter and brake 3；In elevator
Bottom mounting plate 1, fixing axle 2 is installed in the lower end of fixed plate 1, and fixing axle 2 is square；By fixed plate 1, stall is braked
Starter 3 is fixedly mounted on elevator bottom, and brake is installed in fixing axle 2；Starter 2, including conductive slider are braked in stall
34th, insulation slide rail 33, conductive locking folder 32, extension spring 35 and relay coil 31；Insulation slide rail 33 is constituted in square matrix, matrix
Provided with conductive slider 34, conductive slider 34 can be moved up and down in insulation slide rail 33 2 side；Conductive slider 34 is fixedly arranged above extension spring
35, the one end of extension spring 35 connection insulation slide rail 33 upper end；The lower section of conductive slider 34 is fixed with extension spring 35, and the connection insulation of extension spring one end is slided
The lower end of rail 33；Insulation slide rail 33 2 side is respectively provided with conductive locking folder 32, and the opening of conduction locking folder 32 is arc line shaped, the conduction of two sides
Locking folder 32 connects relay coil 31；Conductive slider 34 can be slided into conductive locking folder 32, formation is closed under the effect of extension spring 35
Close circuit；The switch 12 of the connect band self-locking adhesive of relay coil 31, with one closure electricity of the formation of electromagnet 9 in brake
Road；
Brake, including support spring 4, electromagnet 9, armature 11, link stopper 7, sliding sleeve 8, auxiliary guide block 10；Fixed plate
It is provided with the inside of 1 two sides in support spring 4, support spring 4 and electromagnet 9 is installed；The other end fixed armature of support spring 4
11；Link stopper 7 is installed, link stopper 7 is enclosed in fixing axle 2 on the outside of the side of fixed plate 1 two, level can be slided in fixing axle 2；In shelves
Auxiliary guide block 10 is installed, auxiliary guide block 10 is located at the lower section of fixing axle 2, can promote link stopper 7 and armature 11 between block 7 and armature 11
Move horizontally；The one end of sliding sleeve 8 is provided with brake block 6, and sliding sleeve 8 is enclosed in fixing axle 2, it is possible to level in fixing axle
Mobile, brake block 6 is in ungulate, and one end open.
Passenger lift starting acceleration and braking deceleration maximum not should be greater than 1.5m/s2, adjust conductive slider and exist
Under gravity and extension spring effect, it can be moved up and down along insulation slide rail, be up at x1, come downwards at x2, do not interfering with elevator just
Often operation；When elevator downstream rate acceleration is more than 1.5m/s2When, conductive slider can go upward to x3 or come downwards to x4, according to setting
Determine x3 ＞ x1, x4 ＞ x2, the principle according to Fig. 2, when conductive slider goes upward to x3 or comes downwards to x4, conductive slider can be poured
Conduction locking folder so that external circuit is connected, then relay coil obtains electric, switch adhesive and self-locking, loop where switching on power makes
Two work of electromagnet in parallel, brake activity, and when ungulate brake block and when leading boots cooperation of elevator, force stop electricity
Ladder, reduces the generation of elevator accident.
Claims (4)
1. elevator stall proof auxiliary brake, it is characterised in that brake starter and brake including stall；In elevator bottom peace
Fixed plate is filled, fixing axle is installed in fixed plate lower end；By fixed plate, stall braking starter is fixedly mounted on elevator
Bottom, installs the brake in fixing axle；
Starter, including conductive slider, insulation slide rail, conductive locking folder, extension spring and relay coil are braked in the stall；Insulation
Slide rail is constituted and conductive slider is provided with square matrix, matrix, and conductive slider can be moved up and down in insulation slide rail two side；Conductive slider
It is fixedly arranged above extension spring, extension spring one end connection insulation slide rail upper end；Extension spring is fixed with below conductive slider, the connection of extension spring one end is exhausted
Edge slide rail lower end；Insulation slide rail two side is respectively provided with conductive locking folder, the conductive locking folder connection relay coil of two sides；Conduction is sliding
Block can be slided into conductive locking folder under extension spring effect, with relay coil formation closed circuit；Relay coil connect band is certainly
The switch of adhesive is locked, with electromagnet one closed circuit of formation in the brake；
The brake, including support spring, electromagnet, armature, link stopper, sliding sleeve, auxiliary guide block；The side of fixed plate two it is interior
Side is provided with support spring, support spring and is provided with electromagnet；Support spring other end fixed armature；Outside the side of fixed plate two
Side is provided with link stopper, and link stopper is enclosed in fixing axle, level can be slided in fixing axle；Auxiliary is installed between link stopper and armature
Guide block, auxiliary guide block is located at below fixing axle, and link stopper and armature can be promoted to move horizontally；Sliding sleeve one end is provided with braking
Block, the other end is connected with link stopper；Sliding sleeve is enclosed in fixing axle, it is possible to moved horizontally in fixing axle.
2. elevator stall proof auxiliary brake according to claim 1, it is characterised in that described brake block is in ungulate, and
One end open.
3. elevator stall proof auxiliary brake according to claim 1, it is characterised in that described fixing axle is square.
4. elevator stall proof auxiliary brake according to claim 1, it is characterised in that described conductive locking folder opening
For arc line shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710234502.4A CN107117515B (en) | 2017-04-01 | 2017-04-01 | A kind of elevator stall proof auxiliary brake |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710234502.4A CN107117515B (en) | 2017-04-01 | 2017-04-01 | A kind of elevator stall proof auxiliary brake |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107117515A true CN107117515A (en) | 2017-09-01 |
| CN107117515B CN107117515B (en) | 2019-03-12 |
Family
ID=59726460
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710234502.4A Active CN107117515B (en) | 2017-04-01 | 2017-04-01 | A kind of elevator stall proof auxiliary brake |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107117515B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109019237A (en) * | 2018-08-10 | 2018-12-18 | 嘉兴学院 | Brake apparatus and method when a kind of adjustable elevator overspeed of counterweight or overweight operation |
| CN109826552A (en) * | 2019-03-01 | 2019-05-31 | 湖北思泽新能源科技有限公司 | A kind of friction barrier formula rolling screen door anti-fall device |
| CN110835035A (en) * | 2019-12-09 | 2020-02-25 | 武汉轻工大学 | Self-adaptation speed limiting device and elevator of elevator |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3739654A1 (en) * | 1987-11-23 | 1989-06-01 | Freisl Paul Peter | Automatic brake device for cages |
| CN1083018A (en) * | 1992-07-07 | 1994-03-02 | 科尼电梯有限公司 | Safety device |
| US5301773A (en) * | 1992-10-23 | 1994-04-12 | Otis Elevator Company | Positive terminal overspeed protection by rail grabbing |
| CN1413901A (en) * | 2002-07-18 | 2003-04-30 | 余忠 | Anti-drop device for lifting cage of elevator |
-
2017
- 2017-04-01 CN CN201710234502.4A patent/CN107117515B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3739654A1 (en) * | 1987-11-23 | 1989-06-01 | Freisl Paul Peter | Automatic brake device for cages |
| CN1083018A (en) * | 1992-07-07 | 1994-03-02 | 科尼电梯有限公司 | Safety device |
| US5301773A (en) * | 1992-10-23 | 1994-04-12 | Otis Elevator Company | Positive terminal overspeed protection by rail grabbing |
| CN1413901A (en) * | 2002-07-18 | 2003-04-30 | 余忠 | Anti-drop device for lifting cage of elevator |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109019237A (en) * | 2018-08-10 | 2018-12-18 | 嘉兴学院 | Brake apparatus and method when a kind of adjustable elevator overspeed of counterweight or overweight operation |
| CN109826552A (en) * | 2019-03-01 | 2019-05-31 | 湖北思泽新能源科技有限公司 | A kind of friction barrier formula rolling screen door anti-fall device |
| CN109826552B (en) * | 2019-03-01 | 2020-06-05 | 湖北思泽新能源科技有限公司 | Friction blocking type anti-falling device for roller shutter door |
| CN110835035A (en) * | 2019-12-09 | 2020-02-25 | 武汉轻工大学 | Self-adaptation speed limiting device and elevator of elevator |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107117515B (en) | 2019-03-12 |
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