CN208869119U - The electric life controller of anti-accidental movement - Google Patents

Abstract

The utility model discloses a kind of electric life controllers of anti-accidental movement, comprising: at least a pair of of fixing clip, can relatively corresponding fixing clip moves back and forth and is located at least a pair of of the movable clip block and trigger member of wirerope or guide rail two sides, wherein the trigger member is by the triggering of the accidental movement of wirerope or guide rail, drive movable clip block towards wirerope or guide rail is clamped movement later.The utility model carries out braking and self-locking action when being in accidental movement situation, other situations are then in the unlocked state, is chronically at stress to avoid electric life controller, the high reliablity and service life is long, at low cost, easy to maintenance.

Description

The electric life controller of anti-accidental movement

Technical field

The utility model relates to a kind of electric life controllers of anti-accidental movement.

Background technique

Along with the development of urban construction and the raising of people's quality of life, resident trip can enjoy good land When Public Transport Service, also thirst for obtaining convenient and fast vertical transportation in house.Therefore, in recent years, the quantity of elevator rapidly increases Long, national elevator ownership increases 300.93 ten thousand in 2013 from 28.5 ten thousand of 2003.Elevator is as a kind of spy The different vehicles are the essential walking-replacing tools of common people's trip, bring unprecedented side to the daily life of the people Just, the problem of safety of operation, reliability are many people's general concerns, residential lift quality directly affects old hundred Surname quality of life, 2014, State General Administration for Quality Supervision carried out 2523 of drug in some provinces using 15 years or more old elevators Selective examination, with the presence of the 7% larger security risk of elevator, and elevator safety accident increases also by the close of government and news media Cut concern.Elevator is classified as the fourth-largest dangerous neck of China by the Vice Premier of the State Council on the 16th of August in 2015, national Safety Committee director Ma Kai Domain comes before coal mine, and carries out thorough examination of safety in production and comprehensive supervise and examine immediately.Short less than in 3 months, China Top news is being gone up by the concentration of CCTV media and State Council care with elevator, China's elevator safety of being impelled to speak is implicitly present in thing Therefore hidden danger, to the stage for having to administer.And China is that " carriage opens the door in the major security risk existing for elevator Ladder " and " carriage stall or out of control fall or rush to summit ", and the reason of leading to these security risks, essentially consists in existing elevator control Device processed can not effectively realize that accidental movement of elevator cage protects (UCMP).Though there is the electric life controller of part manufacturer to be able to achieve UCMP function, but need to be equipped with monitoring unit and execution unit, and need individually to carry out according to national Specification monitoring unit Type approval test, monitoring unit also needs to be equipped with individual detection device, and must match with execution unit, this not only increases The manufacture of product and certification cost can not also allow monitoring unit to be used alone, and application range is relatively narrow.And existing electric life controller If be chronically at stress work, it is easy aging and work is unreliable, influence product quality.

Thus it is necessary to propose a kind of electric life controller of anti-accidental movement, thoroughly to solve the above problems.

Utility model content

The utility model aim is: providing a kind of electric life controller of anti-accidental movement, independence and versatile is convenient for The transformation of old elevator carries out braking when being in accidental movement situation and self-locking action, other situations is then in solution Lock status, the high reliablity and service life is long.

First technical solution of the utility model is: a kind of electric life controller of anti-accidental movement to wirerope or is led Rail bi-directional braking comprising: at least a pair of of fixing clip can fix fixture block relatively and move back and forth and be located at wirerope or guide rail one At least a movable clip block and the trigger member of side, wherein after the trigger member is triggered by the accidental movement of wirerope or guide rail Movable clip block is driven to be clamped movement towards wirerope or guide rail.The trigger member is direct or indirect drive movable clip block fortune It is dynamic.

Based on the above technical solution, it further includes the following affiliated technical solutions:

It further includes the friction plate being movably arranged on movable clip block, wherein the direction of motion of friction plate and wirerope or is led The extending direction of rail is parallel.

The fixing clip in side is provided with the first inclined-plane and positioned at the second inclined-plane of a pair of the first inclined-plane two sides, And the movable clip block is provided with to the third inclined-plane of the first inclined-plane cooperation in side and accordingly cooperates with corresponding second inclined-plane The 4th inclined-plane of a pair, wherein the inclined direction on the inclined direction on first inclined-plane and the second inclined-plane is each other on the contrary, third is oblique The inclined direction in face and the inclined direction on the 4th inclined-plane are opposite each other.

The trigger member is friction plate or pulley or sliding block or roller.

It further includes being located at the rack on the outside of fixing clip and the compressed spring between movable clip block and rack, Wherein the both ends of the compressed spring are respectively equipped with shaft, and when movable clip block is with respect to gantry motion, compressed spring is acted in shaft Lower corresponding swing.

It further includes the driving unit for driving trigger member to be contacted with wirerope or guide rail, and the driving unit is electromagnetism Iron, electronic, hydraulic, pneumatic unit.

It further includes unlocking unit, wherein unlocking unit include connecting rope that one end is connected with trigger member or connecting rod, One end be connected with connecting rope or the connecting rod other end and deflectable actuating lever and with actuating lever other end snap fit and right The unlock rod that movable clip block and rack are locked or unlocked between the two.

The trigger member include can with the pulley of wirerope or guide rail abutting contact and setting pulley center and with even The roller arm that splicing or connecting rod are connected, wherein the diameter of roller arm is less than the diameter of pulley.

The utility model advantage is:

1, braking is carried out when being in accidental movement situation and self-locking action, other situations are then in unlock shape State is chronically at stress to avoid electric life controller, the high reliablity and service life is long.

2, cooperate bi-directional braking and the realization to realize wirerope using the positive and negative lozenges of fixing clip and movable clip block It is self-locking, to achieve the purpose that braking, Safe Failure is avoided, reduces the serious accident of casualties.

3, structure is simple, easy for installation, and engaged position is small, mountable by elevator(lift) machine room or traction machine, changes convenient for old ladder It makes, solves the problems, such as that existing elevator does not have deadman's brake installation site.

4, independence and versatile, Mechanical Reliability height, without detection circuit, and do not need to carry out type approval test, at This is low, easy to maintenance.

Detailed description of the invention

The utility model is further described with reference to the accompanying drawings and embodiments:

Fig. 1 is the perspective view of the utility model part-structure.

Fig. 2 is the action schematic diagram that the utility model is in main element when working normally；

Fig. 3 is the action schematic diagram of main element when the utility model is in anti-accidental movement；

Fig. 4 is top view when the utility model is in normal work；

Fig. 5 is top view when the utility model is in anti-accidental movement；

Fig. 6 is embodiment schematic diagram when friction plate is trigger member in the utility model；

Fig. 7 is another embodiment schematic diagram when friction plate is trigger member in the utility model.

Specific embodiment

Embodiment: as shown in Figs. 1-5, the utility model provides a kind of the first reality of the electric life controller of anti-accidental movement Apply example, to wirerope 2 or guide rail bi-directional braking, and include: at least a pair of of fixing clip 10, can relatively corresponding fixing clip 10 Move back and forth and be located at wirerope 2 or guide rail side an at least movable clip block 20, positioned at the outside of fixing clip 10 rack 1, Be arranged in the inside of movable clip block 20 friction plate 30, can with the trigger member of wirerope 2 or guide rail abutting contact, be arranged in trigger member Connecting rope 60 that the roller arm 50 at center, one end and roller arm 50 connect is connect and deflectable cause with 60 other end of connecting rope Lever 70, with 70 other end snap fit of actuating lever and locked or released between the two lock in movable clip block 20 and rack 1 Fixed unlock rod 80 and the compressed spring 90 between movable clip block 20 and rack 1.

Fixing clip 10 and the structure of movable clip block 20 can refer to the first patent application of the applicant, entitled " elevator Brake apparatus and method ", and number of patent application is 201610397783.0, wherein fixing clip 10 is provided with first tiltedly in side Face and the second inclined-plane of a pair positioned at the first inclined-plane two sides, movable clip block 20 are provided with and the first inclined-plane cooperation in side Third inclined-plane and the 4th inclined-plane of a pair accordingly cooperated with corresponding second inclined-plane.The inclined direction on the first inclined-plane and second is tiltedly The inclined direction in face is each other on the contrary, thus the inclined direction on the inclined direction on third inclined-plane and the 4th inclined-plane is each other on the contrary, fix It is slidably matched by way of positive and negative lozenges between fixture block 10 and movable clip block 20, i.e., fixing clip 10 is provided with positive and negative Lozenges, and movable clip block 20 is also correspondingly provided with positive and negative lozenges and is cooperated, in the present embodiment the first inclined-plane and the 4th Inclined-plane is positive lozenges, wedge like protrusion, and the second inclined-plane and third inclined-plane are anti-lozenges, wedge like slot.Fixing clamp Block 10 is additionally provided with transmission wheel 12 and accommodates the swinging chute 14 of compressed spring 90.

Friction plate 30 is integrated connection with movable clip block 20 or is flexibly connected.

Trigger member can be pulley or the structures such as sliding block or roller, can carry out with single or more wirerope against connecing Touching, trigger member can be located at the internal or external of movable clip block 20.Trigger member include in the present embodiment can with wirerope 2 or lead The pulley 40 of rail abutting contact and the roller arm 50 that 40 center of pulley is set and is connected with connecting rope 60, wherein roller arm 50 effect in the present embodiment is transmitting transmission ratio, and the diameter of roller arm is less than the diameter of pulley, and usually integral multiple is than coming Torque is transmitted, mechanically to monitor the accidental movement situation of wirerope 2 or guide rail.Connecting rope 60 can be wrapped in by roller arm 50 Thereon, to shorten the length of connecting rope 60.The length of roller arm 50 is greater than the diameter of pulley 40.It is to be appreciated that realize this Purpose of utility model can also replace connecting rope using connecting rod or other forms.Trigger member not only can be circular wheel, It can be the regular or irregular shape objects such as cam, arc shaped slider, convex sliding block or part arc roller.

Actuating lever 70 include positioned at one end and be connected with connecting rope 60 connecting pin 72, positioned at the other end and with unlock rod 80 The buckle end 76 being clasped and the rotary shaft 74 between connecting pin 72 and buckle end 76.Unlock rod 80 and buckle end 76 are latched by step surface.The direction of motion of unlock rod 80 is mutually perpendicular to 70 place plane of actuating lever.Unlock rod 80 is in activity Fixture block 20 and rack 1 carry out that compressed spring 90 is compressed or discharged between the two, are achieved in movable clip block 20 and rack 1 Between locking or unlock.Compressed spring 90 is preferably two, and unlock rod 80 is located at the centre of two compressed springs 90.Pressure Contracting spring 90 can be swung up and down in the direction along wirerope 2, and fixing clip 10 be provided with allow compressed spring 90 pass through and There is the swinging chute 14 of swing space.Since fixing clip 10 is to be fixedly connected with rack 1, unlock rod 80 also be can be set in activity Between fixture block 20 and fixing clip 10.

As shown in Figure 2-5, when car door is opened, elevator can signal to driving unit 3,3 (i.e. rope brake of driving unit Electromagnetic coil) power loss, and promote 3 output end driving pulley 40 of driving unit towards 2 abutting contact of wirerope, when wirerope 2 is sent out When raw accidental movement, then band movable pulley 40 moves, and thus roller arm 50 is accordingly intertwined and connected rope 60, and connecting rope 60 passes through transmission wheel Thus 12 shorten its length, and then the connecting pin 72 of actuating lever 70 is driven to occur to deflect counterclockwise around rotary shaft 74, and buckle End 76 is then detached from and is clasped with unlock rod 80, and under the action of compressed spring 90 restores deformation, unlock rod 80 is pressed from both sides towards activity Block 20 moves, and movable clip block 20 is then clamped movement towards wirerope 2 with movable friction plate 30.Movable clip block 20 is in frictional force Under the action of synchronize away with wirerope 2, the 4th inclined-plane of movable clip block 20 and the second inclined-plane of fixing clip 10 are gradually distance from Cooperation, and the third inclined-plane of movable clip block 20 is then gradually with the first inclined-plane of fixing clip 10 against cooperation, thus movable clip block 20 and fixing clip 10 there is interval in the horizontal direction, and movable clip block 20 more up moves, between friction plate 30 and wirerope 2 Gap it is smaller, frictional force is bigger, and Self-locking angle is generated between friction plate 30 and wirerope 2, realize it is self-locking, guarantee carriage peace Full cut-off leans on, and also avoids so self-locking from starting just to generate in existing structure, it is desirable that spring dynamics is larger, and required electromagnetism Iron power is larger.And when car door normal switching-off, elevator signals to driving unit 3, and driving unit 3 obtains electric, pulley 40 It is disengaged with wirerope 2, wirerope 2 restores normal operating condition, and carriage normally moves up and down.

As shown in fig. 6, the utility model provides a kind of second embodiment of the electric life controller of anti-accidental movement, it is right Wirerope 2 or guide rail bi-directional braking, and include: at least a pair of of fixing clip 10, can relatively corresponding fixing clip 10 move back and forth And it is located at least a pair of of movable clip block 20 of wirerope 2 or guide rail two sides, the rack 1, movable positioned at 10 outside of fixing clip The friction plate 30 of 20 inside of movable clip block is set, is locked or is unlocked between the two in movable clip block 20 and rack 1 Unlock rod 80, the unlocking unit 82 that is unlocked by the mobile drive unlock rod 80 of friction plate 30 and be located at 20 and of movable clip block Compressed spring 90 between rack 1.Wherein unlock rod 80 has pin hole, and unlocking unit 82 has the pin with pin hole cooperation.Thus Also it is able to achieve the utility model aim.

As shown in fig. 7, the utility model provides a kind of 3rd embodiment of the electric life controller of anti-accidental movement, it is right Wirerope 2 or guide rail bi-directional braking, and include: fixing clip 100, the reciprocating motion of fixture block 100 can be fixed relatively and be located at steel wire Rope 2 or a movable clip block 200 of guide rail side, movable the first friction plate 300 that the inside of movable clip block 200 is set, in work Unlock rod 800 that dynamic fixture block 200 and fixing clip 100 are locked or unlocked between the two, by the first friction plate 300 The mobile unlocking unit 820 for driving unlock rod 800 to unlock and the compression between movable clip block 200 and fixing clip 10 Spring 900.Wherein unlock rod 800 has pin hole, and unlocking unit 820 has the pin with pin hole cooperation.Activity folder in the present embodiment Block 200 is single, and fixing clip 100 is 2 and is located at the two sides of wirerope 2, wherein a fixing clip 100 and movable clip block Cooperated between 200 by lozenges, and another fixture block 100 then fixes the second friction plate 320, wherein the second friction plate 320 can be with Relatively another fixture block 100 slides, and after movable clip block 200 is triggered, as wirerope 2 moves up and down, shifts wirerope 2 onto band 200 side of movable clip block of first friction plate 300, movable clip block 200 clamp wirerope 2 with 300 collective effect of friction plate, together Reason can also monitor the accidental movement of wirerope by the second friction plate 320, and unlock rod 800 is driven to realize unlock, thus Also it is able to achieve the utility model aim.

By adopting the above technical scheme due to the utility model, it has the advantage that

1, for the utility model when opening the door leveling again, carriage accidental movement occur just allows braking and self-locking action, other Situation is then in the unlocked state, is chronically at stress to avoid electric life controller, the high reliablity and service life is long

2, cooperate bi-directional braking and the realization to realize wirerope using the positive and negative lozenges of fixing clip and movable clip block It is self-locking, to achieve the purpose that braking, Safe Failure is avoided, reduces the serious accident of casualties.

3, structure is simple, easy for installation, and engaged position is small, mountable by elevator(lift) machine room or traction machine, changes convenient for old ladder It makes, solves the problems, such as that existing elevator does not have deadman's brake installation site.

4, independence and versatile, Mechanical Reliability height, without detection circuit, and do not need to carry out type approval test, at This is low, easy to maintenance.

Certainly the above embodiments are only for explaining the technical ideas and features of the present invention, and its object is to allow be familiar with this The people of technology can understand the content of the utility model and implement accordingly, and the protection model of the utility model can not be limited with this It encloses.The equivalent transformation or modification that all Spirit Essences according to the utility model main technical schemes are done, should all cover in this reality Within novel protection scope.

Claims (6)

1. a kind of electric life controller of anti-accidental movement, to wirerope or guide rail bi-directional braking, it is characterised in that comprising: extremely Few a pair of fixing clip, can fix relatively fixture block move back and forth and be located at wirerope or guide rail side an at least movable clip block, Rack on the outside of fixing clip, the compressed spring between movable clip block and rack and trigger member, wherein the touching Outbox is clamped movement towards wirerope or guide rail by drive movable clip block after the triggering of the accidental movement of wirerope or guide rail, And the trigger member is pulley or sliding block or roller, while the both ends of the compressed spring are respectively equipped with shaft, work as movable clip block When opposite gantry motion, compressed spring is accordingly swung under shaft effect.

2. a kind of electric life controller of anti-accidental movement as described in claim 1, it is characterised in that further include being movably arranged on Friction plate on movable clip block, wherein the direction of motion of friction plate is parallel with the extending direction of wirerope or guide rail.

3. a kind of electric life controller of anti-accidental movement as described in claim 1, it is characterised in that: the fixing clip is one Side is provided with the first inclined-plane and the second inclined-plane of a pair positioned at the first inclined-plane two sides, and the movable clip block is arranged in side There are the third inclined-plane cooperated to the first inclined-plane and the 4th inclined-plane of a pair accordingly cooperated with corresponding second inclined-plane, wherein described The inclined direction on the inclined direction on the first inclined-plane and the second inclined-plane is each other on the contrary, the inclined direction on third inclined-plane and the 4th inclined-plane Inclined direction is opposite each other.

4. a kind of electric life controller of anti-accidental movement as described in claims 1 or 2 or 3, it is characterised in that further include driving The driving unit that trigger member is contacted with wirerope or guide rail, the driving unit are electromagnet, electronic, hydraulic, pneumatic list Member.

5. a kind of electric life controller of anti-accidental movement as claimed in claim 4, it is characterised in that it further include unlocking unit, Middle unlocking unit includes the connecting rope that one end is connected with trigger member or connecting rod, one end and connecting rope or connecting rod other end phase It deflectable actuating lever and is locked even and between the two with actuating lever other end snap fit and in movable clip block and rack Unlock rod that is fixed or unlocking.

6. a kind of electric life controller of anti-accidental movement as claimed in claim 5, it is characterised in that: the trigger member includes can With the pulley of wirerope or guide rail abutting contact and the pulley that pulley center is arranged in and is connected with connecting rope or connecting rod Bar, wherein the diameter of roller arm is less than the diameter of pulley.