CN109279486A - A kind of spindle brake of escalator or moving sidewalk - Google Patents

Abstract

The present invention discloses the spindle brake of a kind of escalator or moving sidewalk, comprising: arrestment mechanism is placed on the main shaft of escalator or moving sidewalk；It acts generating mechanism driving brake actuator and brakes arrestment mechanism；And brake actuator and movement generating mechanism be located at the front of main shaft, main shaft center more than, the arrestment mechanism below fishback and access panel and other than step overturning envelope region turns round in outer circle angular zone.When main shaft of the invention carries out band load braking, main shaft bearing is subjected to the collective effect of passenger's load and brake load, and the movement generating mechanism of overhead of the invention can make bearing bear rationally to reduce, improvement bearing life.

Description

A kind of spindle brake of escalator or moving sidewalk

Technical field

The present invention relates to the technical field of escalator more particularly to the main shaft systems of a kind of escalator or moving sidewalk The technical field of dynamic device.

Background technique

Escalator is generally provided with foundation brakes, and foundation brakes are generally arranged on escalator driving system, leads to The operation component of staircase can be made by crossing high speed grade axis such as electric machine main shaft or reduction box input shaft the application braking moment to drive system Such as terraced road system and handrail system stop；In stop staircase, braking moment transmission path is foundation brakes-reduction gearbox-drive Dynamic chain-main shaft-step chains-step.

Currently, escalator mostly connects drive system and main shaft with single row or multiple rows chains, once and chain failure or Failures, the foundation brakes such as driving displacement, which will occur, to fail simultaneously, and reverse, car slipping, overspeed descending etc. inevitably occurs in staircase Dangerous situation.It can be disconnected in foundation brakes failure, drive chain by the additional brake of main representative of spindle brake if be arranged Under the situations such as chain, driving displacement, braking moment directly is applied to main shaft, stop escalator avoids injury accident from occurring or expand Greatly.

But referring to the relevant criterion such as GB 16899 and EN 115 of escalator, when being all only at hoisting depth greater than 6m, Just require escalator and tilting moving sidewalk that additional brake is set；It is not more than the public transport of 6m for hoisting depth Type escalator and tilting moving sidewalk should also install additional brake.So standard compliant not common traffic Type staircase, when smaller hoisting depth are also only to have a foundation brakes.As previously mentioned, such as being added in smaller hoisting depth additional Brake can greatly improve the safety of escalator and tilting moving sidewalk.But current usual structure type Additional brake (spindle brake) all occupy larger computer room space, it is additional be arranged additional brake can make escalator or The civil engineering of moving sidewalk becomes large-sized.Moreover, staircase on, if it is considered that additional brake is arranged again, using routine Infrastructure product will be unable to realize due to space limitations.

In 103241636 B of patent CN, spindle brake is arranged in main shaft obliquely downward, grasps in installation and daily maintenance Work is inconvenient, sight is bad；And actuating strut is in near-horizontal state, center of gravity offset distance is big, forms larger torque to shaft, is smooth It realizes braking and return, needs to be equipped with the spring and spindle brake of larger specification, that is, increase cost and also occupy more Computer room space.

In 106044519 A of patent CN, detent mechanism is arranged in braking wheel side, equally exists installation and daily maintenance Situation inconvenient, sight is bad.And in braking, brake apparatus and its mounting base by main drive wheel braking counter-force and The moment of flexure that brake force is eccentrically formed, stress is more severe, while reinforcing pawl, it is also necessary to additionally add to truss side By force, to increase sectional dimension and bending resistant section coefficient, this is unfavorable for the reduction of truss overall width.

In addition, existing spindle brake 001 is generally underneath type, referring to Figure 1 and shown in Fig. 2, underneath type main shaft system Dynamic device 001 is generally positioned at the lower section at the center of main shaft 0011；Due to 001 its electromagnet of underneath type spindle brake or so width Usually between 150~250mm, therefore maintenance area 002 is largely occupied；And join as shown in figure 3 and figure 4, underneath type master The shaft strength of shaft brake main shaft is analyzed, and when band carries braking, Ft is that the load of staircase passenger is transferred to master by ladder sprocket wheel The power of axle bearing, FN is the power that the brake load that ratchet is subject to is transferred to main shaft bearing, therefore its main shaft bearing bears resultant force F2 It is larger.

Summary of the invention

The present invention is in view of the above-mentioned problems, provide a kind of escalator of new construction or the principal shaft braking of moving sidewalk Device；By the structure improvement to spindle brake and in the position change of escalator or moving sidewalk, so that shaft position In the top of brake actuator center of gravity, so that electromagnet output force request is accordingly reduced, so as to reduce the size of electromagnet； Also, reduces brake actuator and act utilization of the generating mechanism to maintenance area；Therefore improve escalator or from The space utilization rate on moving trade, reduces production cost, is easily installed and safeguards.

To achieve the goals above, the technical solution taken is as follows:

The spindle brake of a kind of escalator or moving sidewalk, wherein include:

Arrestment mechanism, the arrestment mechanism are placed on the main shaft of the escalator or moving sidewalk；

Generating mechanism is acted, the movement generating mechanism driving brake actuator brakes the arrestment mechanism；And institute State brake actuator and it is described movement generating mechanism be located at the front of the main shaft, the main shaft center more than, fishback And in the arrestment mechanism revolution outer circle angular zone below access panel and other than step overturning envelope region.

The spindle brake of a kind of above-mentioned escalator or moving sidewalk, wherein the brake actuator includes this Body and shaft, the ontology are installed on mounting base by the shaft, and the mounting base is set to truss upper beam；By moving The upper end or middle part of the ontology can control the ontology to rotate around the axis, so that the lower end of the ontology is for braking the system Motivation structure is detached from the arrestment mechanism.

The spindle brake of a kind of above-mentioned escalator or moving sidewalk, wherein the movement generating mechanism includes back Position device, movement device and transmission device；The returning device is installed on the mounting base, and the returning device passes through the biography Dynamic device is connected with the upper end of the brake actuator or middle part；One end of the movement device is set to the return dress It sets, the other end of the movement device is set to the transmission device.

The spindle brake of a kind of above-mentioned escalator or moving sidewalk, wherein the mounting base integral type is connected to The upper truss upper beam is connected to the upper truss upper beam by fastener or is connected to the upper purlin by damping buffer device Frame upper beam.

The spindle brake of a kind of above-mentioned escalator or moving sidewalk, wherein the transmission device is a connecting rod, institute The one end for stating connecting rod is connected to the mobile terminal of the returning device by revolute pair or ball pair, and the other end of the connecting rod is by turning Dynamic secondary or ball pair is connected to the upper end or middle part of the brake actuator.

The spindle brake of a kind of above-mentioned escalator or moving sidewalk, wherein the transmission device is a rod piece, institute The mobile terminal that rod piece one end connects the returning device is stated, the other end of the rod piece is connected to described by cylinder and planar contact pair Brake actuator upper end or middle part.

The spindle brake of a kind of above-mentioned escalator or moving sidewalk, wherein the transmission device is a rod piece, bar Part one end connects the mobile terminal of returning device, and the other end of rod piece is connected to the brake actuator by spherical surface and planar contact pair Upper end or middle part.

The spindle brake of a kind of above-mentioned escalator or moving sidewalk, wherein the movement device is elastic element Or gravity can be converted in the device of operation force.

The spindle brake of a kind of above-mentioned escalator or moving sidewalk, wherein the returning device is electromagnet, institute The end for stating the plunger of electromagnet is mobile terminal, and the plunger axially moves along its axial direction.

The good effect that above-mentioned technology has compared with prior art is:

The shaft of brake actuator of the invention is located above the center of gravity of ontology, and brake actuator is in moving region Interior, center of gravity is mobile relative to pair small before and after shaft, and moment values caused by gravity are small always, reduces to movement generating mechanism Output force request, to be conducive to reduce system bulk and cost.

The output force request of the underlying underneath type spindle brake of the present invention compared with the existing technology reduces, therefore it is needed The output power decline wanted；And braking when due to acting generating mechanism being in the prior art also power loss acts in generating mechanism Returning device longevity of service, therefore the present invention has energy-efficient technical effect compared with the existing technology.

It is set on movement generating mechanism of the invention, compared to the setting of existing underneath type or the movement generating mechanism of side Scheme improves visual field when operation and lighting condition, ensure that standing room needed for installation personnel, improves installation and maintenance and protects Feeding quality.

When main shaft of the invention carries out band load braking, main shaft bearing is subjected to the common work of passenger's load and brake load With the movement generating mechanism of overhead of the invention can make bearing bear resultant force reduction, improve bearing life.

The present invention is small in size relative to currently used spindle brake, compact-sized, at low cost, integrated level is high, and can More than the center to make full use of upper truss inner main axis, below fishback and access panel and other than step overturning envelope region Arrestment mechanism turns round the spare area of bull nose, reduces the occupancy to the maintenance area of computer room, can make escalator and oneself The civil engineering on moving trade is smaller.Moreover, for the escalator and tilting moving sidewalk of current a large amount of storage, by In the spindle brake of small volume can be installed additional in this block spare area, smaller to truss change and do not increase truss size Under the premise of directly install additional, scalability is more preferable, and is additionally arranged additional brake, can greatly improve the safety of existing staircase Property.

Detailed description of the invention

Fig. 1 is the main view of the underneath type spindle brake of background technique；

Fig. 2 is the top view of the underneath type spindle brake of background technique；

Fig. 3 is the shaft strength schematic diagram of the main shaft of the underneath type spindle brake of background technique；

Fig. 4 is the shaft strength analysis chart of the main shaft of the underneath type spindle brake of background technique；

Fig. 5 is the transmission dress of a kind of escalator of the first embodiment of the present invention or the spindle brake of moving sidewalk Install the schematic diagram for being equipped with revolute pair；

Fig. 6 is the transmission dress of a kind of escalator of the first embodiment of the present invention or the spindle brake of moving sidewalk Install the schematic diagram for being equipped with ball pair；

Fig. 7 is that the braking of a kind of escalator of the first embodiment of the present invention or the spindle brake of moving sidewalk is held The schematic diagram of row mechanism braking arrestment mechanism；

Fig. 8 is that the braking of a kind of escalator of the second embodiment of the present invention or the spindle brake of moving sidewalk is held Row mechanism is detached from arrestment mechanism schematic diagram；

Fig. 9 is that the braking of a kind of escalator of the second embodiment of the present invention or the spindle brake of moving sidewalk is held Arrestment mechanism schematic diagram is braked by row mechanism；

Figure 10 is a kind of main view of the spindle brake of of the invention escalator or moving sidewalk；

Figure 11 is a kind of top view of the spindle brake of of the invention escalator or moving sidewalk；

Figure 12 is that a kind of shaft strength of the main shaft of the spindle brake of of the invention escalator or moving sidewalk shows It is intended to；

Figure 13 is a kind of shaft strength point of the main shaft of the spindle brake of of the invention escalator or moving sidewalk Analysis figure.

Figure 14 is the braking of a kind of escalator of the third embodiment of the present invention or the spindle brake of moving sidewalk Executing agency is detached from arrestment mechanism schematic diagram；

Figure 15 is the braking of a kind of escalator of the fourth embodiment of the present invention or the spindle brake of moving sidewalk Executing agency is detached from arrestment mechanism schematic diagram；

In attached drawing:

First embodiment:

1, arrestment mechanism；11, main shaft；111, ratchet guide part；2, generating mechanism is acted；21, returning device；211, it installs Seat；22, movement device；23, transmission device；231, revolute pair；232, revolute pair；2311, ball pair；2312, ball pair；3, braking is held Row mechanism；31, ontology；32, shaft；321, mounting base；4, step overturns envelope region；51, upper truss upper beam；52, upper truss Underbeam；6, fishback and access panel.

Second embodiment:

02231, rod piece；0231, ontology；02311, groove.

3rd embodiment:

0331, ontology；0332, shaft.

Fourth embodiment:

04231, rod piece；0431, ontology；04311, groove；0432, shaft.

Specific embodiment

The present invention will be further explained below with reference to the attached drawings and specific examples, but not as the limitation of the invention.

Fig. 5 is the transmission dress of a kind of escalator of the first embodiment of the present invention or the spindle brake of moving sidewalk Install the schematic diagram for being equipped with revolute pair；Fig. 6 is a kind of escalator of the first embodiment of the present invention or the master of moving sidewalk The transmission device of shaft brake is provided with the schematic diagram of ball pair；Fig. 7 be the first embodiment of the present invention a kind of escalator or The schematic diagram of the brake actuator braking arrestment mechanism of the spindle brake of moving sidewalk；Figure 10 be it is of the invention it is a kind of from The main view of the spindle brake of dynamic staircase or moving sidewalk；Figure 11 is of the invention a kind of escalator or moving sidewalk Spindle brake top view；Figure 12 is a kind of main shaft of the spindle brake of of the invention escalator or moving sidewalk Shaft strength schematic diagram；Figure 13 is a kind of axis of the main shaft of the spindle brake of of the invention escalator or moving sidewalk Withstand forces analysis chart；14 be the third embodiment of the present invention a kind of escalator or moving sidewalk spindle brake system Dynamic executing agency is detached from arrestment mechanism schematic diagram；Figure 15 is a kind of escalator of the fourth embodiment of the present invention or from moving row The brake actuator of the spindle brake in road is detached from arrestment mechanism schematic diagram.

It refers to shown in Fig. 5 to Fig. 7 and Figure 10 to Figure 13, in a kind of preferred embodiment, shows one kind and help automatically The spindle brake of ladder or moving sidewalk, comprising:

Arrestment mechanism 1, arrestment mechanism 1 are placed on the main shaft 11 of escalator or moving sidewalk.

Generating mechanism 2 is acted, movement generating mechanism 2 drives brake actuator 3 to brake arrestment mechanism 1；And it brakes and holds Row mechanism 3 and movement generating mechanism 2 be located at the front of main shaft 11, main shaft 11 center more than, fishback and 6 or less access panel And in the arrestment mechanism revolution outer circle angular zone other than step overturning envelope region 4.

The foregoing is merely preferred embodiments of the present invention, are not intended to limit embodiments of the present invention and protection model It encloses.

Further, shown in Figure 11 in a kind of preferred embodiment: step overturning envelope region 4 refers to circulation fortune Capable step is turning at station, when via carrying branch and the mutual transition of return branch, the region skimmed over.

Further, in a kind of preferred embodiment, arrestment mechanism 1 be set to truss upper beam 51 and upper truss underbeam 52 it Between.

Further, in a kind of preferred embodiment, brake actuator 3 includes ontology 31 and shaft 32, and ontology 31 passes through Shaft 32 is installed on mounting base 321, and mounting base 321 is set to truss upper beam 51；It is controllable by the upper end for moving ontology 31 32 rotation around the shaft of ontology 31, so that the lower end of ontology 31 is for braking arrestment mechanism 1 or being detached from arrestment mechanism 1.

Further, in a kind of preferred embodiment, movement generating mechanism 2 includes returning device 21, movement device 22 and passes Dynamic device 23；Returning device 21 is installed on mounting base 211, and returning device 21 passes through transmission device 23 and brake actuator 3 Upper end is connected；One end of movement device 22 is set to returning device 21, and the other end of movement device 22 is set to transmission device 23.

Further, in a kind of preferred embodiment, 211 integral type of mounting base is connected to truss upper beam 51, passes through fastening Part is connected to truss upper beam 51 or is connected to upper truss upper beam 51 by damping buffer device.

Further, in a kind of preferred embodiment, transmission device 23 is a connecting rod, and one end of connecting rod passes through revolute pair 231 Perhaps the other end that ball pair 2311 is connected to the mobile terminal connecting rod of returning device 21 is connected by revolute pair 232 or ball pair 2312 It is connected to the upper end of brake actuator 3.Specifically, revolute pair 231 and revolute pair 232 are rotating hinges.Ball pair 2311 and ball pair 2312 be flexural pivot setting, and when using the setting of ball pair, connecting rod additionally has an isolated degree of freedom around own axis, but not shadow The operation of acoustic system.

Further, in a kind of preferred embodiment, movement device 22 is elastic element, such as helical spring, disk spring, gas Spring, leaf spring etc..

Further, in a kind of preferred embodiment, movement device 22 or the device that gravity can be converted to operation force；Such as It is directly connected in the eccentric load on brake actuator 3 by pouring weight, which 32 forms torque around the shaft, makes ontology 31 Lower end has the trend rotated towards arrestment mechanism 1.

Further, in a kind of preferred embodiment, returning device 21 is electromagnet, and the end of the plunger of electromagnet is movement End, plunger axially move along its axial direction；By generating electromagnetic force to plunger to electromagnet, so that plunger can be carried out axial direction It is mobile.When the solenoid is energized, electromagnet generates electromagnetic force；When electromagnet power loss, electromagnet loses electromagnetic force.

Further, in a kind of preferred embodiment, arrestment mechanism 1 is ratchet, and ratchet can be sheathed on main shaft 11, ontology 31 For a kind of spine bar, the center of gravity of spine bar should be located at the lower section of shaft 32.Therefore spine bar its center of gravity in preset moving region is opposite It is slightly mobile in the front and back of shaft 32,32 form a changing torque around the shaft, torque amplitude very little always is reduced to electromagnet The requirement of power output also reduces the power consumption of electromagnet, plays energy-efficient effect to reduce the volume and cost of electromagnet.And And settable ratchet guide part 111 on ratchet；Specifically, the lower end of spine bar can contact in guide part 111 when needing to brake, To realize braking of the spine bar to ratchet.

Further, in a kind of preferred embodiment, since brake actuator 3 and movement generating mechanism 2 are located at main shaft 11 Front, main shaft 11 center more than, the arrestment mechanism below fishback and access panel and other than step overturning envelope region 4 It turns round in outer circle angular zone.Therefore level of integrated system and space utilization rate are improved, reduces the occupancy of maintenance area 7.And According to GB16899, " in computer room, driving station especially inside truss and turn in station, should have one without any permanent Fixed equipment, space that standing area is sufficiently large, standing area are no less than 0.3m², the length on smaller one side is not answered small In 0.5m."；When repairing and check that space is not able to satisfy this and requires caused by because of the occupying of brake, it usually needs to upper truss Extended, to meet maintenance using prolongation space and check the standard requirements in space, this directly increases civil engineering ruler Very little and truss cost, the present invention are not related to this problem, are particularly applied to the case where step or tread width are 0.6m or 0.8m When (truss width is small), the present invention it is with the obvious advantage.

In addition, the present invention, which acts generating mechanism 2, is located at the overcentre of main shaft 11, both improved visual field when operation and Lighting condition, and be conducive to installation and maintenance personnel and comfortable stance is taken to operate.Meanwhile embodiment of the present invention Electromagnet width is about that can reduce the width of truss between 30~70mm, to reduce civil engineering size, reduces truss production system Make cost.

In addition to the implementation, the present invention also has following working method:

When on-position, power output, movement device 22 do not move braking execution machine by transmission device 23 to returning device 21 The upper end of structure 3, so that 32 rotation around the shaft of the ontology 31 of brake actuator 3, promotes the lower end of ontology 31 for arrestment mechanism 1, to realize the braking to main shaft 11.

When return state, the mobile terminal of returning device 21 moves the ontology 31 of brake actuator 3 by transmission device 23 Upper end, overcome 22 operation force of movement device, system friction resistance etc., the ontology 31 of brake actuator 3 made to rotate around the axis, The lower end of the ontology 31 of brake actuator 3 is promoted to be detached from the envelope region of arrestment mechanism 1, to realize brake actuator 3 Return.

When hold mode, escalator or moving sidewalk are worked normally, and the mobile terminal of returning device 21 passes through biography at this time Dynamic device 23 applies retentivity to the ontology 31 of brake actuator 3 always, to ensure that brake actuator 3 is detached from arrestment mechanism 1。

Second embodiment:

Fig. 8 is that the braking of a kind of escalator of the second embodiment of the present invention or the spindle brake of moving sidewalk is held Row mechanism is detached from arrestment mechanism schematic diagram；Fig. 9 is a kind of escalator or moving sidewalk of the second embodiment of the present invention The brake actuator of spindle brake brakes arrestment mechanism schematic diagram.

It refers to shown in Fig. 8 to Fig. 9, arrestment mechanism, returning device, the movement device of second embodiment are implemented with first Arrestment mechanism, returning device, the movement device of example are identical, it is characterised in that:

The upper end setting fluted 02311 of the ontology 0231 of brake actuator 3.

Transmission device 23 is rod piece 02231；The mobile terminal of one end connection returning device 21 of rod piece 02231, rod piece 02231 The other end protrude into groove 02311；Rod piece 02231 is connected to ontology 0231, specific rod piece by cylinder and planar contact pair 02231 is provided with cylinder, and the side wall of groove 02311 is slided on by the side of cylinder；Or rod piece 02231 passes through spherical surface peace Face pair is connected to ontology 0231, and specific rod piece 02231 is equipped with sphere, the side of groove 02311 is slided on by the spherical surface of sphere Wall.

3rd embodiment:

Figure 14 is the braking of a kind of escalator of the third embodiment of the present invention or the spindle brake of moving sidewalk Executing agency is detached from arrestment mechanism schematic diagram.

Shown in Figure 14, the arrestment mechanism of 3rd embodiment acts generating mechanism, brake actuator and first in fact The arrestment mechanism, movement generating mechanism, brake actuator for applying example are identical, it is characterised in that:

Brake actuator 3 includes ontology 0331 and shaft 0332, and the upper end of ontology 0331 is installed on by shaft 0332 Mounting base 321, mounting base 321 are set to truss upper beam 51；It is controllable by the middle part for moving ontology 0331 to act generating mechanism 2 Ontology 0331 processed 0332 rotation around the shaft, so that the lower end of ontology 0331 is for braking arrestment mechanism 1 or being detached from arrestment mechanism 1.

Fourth embodiment:

Figure 15 is the braking of a kind of escalator of the fourth embodiment of the present invention or the spindle brake of moving sidewalk Executing agency is detached from arrestment mechanism schematic diagram.

Shown in Figure 15, the arrestment mechanism of fourth embodiment, returning device, movement device are and first embodiment Arrestment mechanism, returning device, movement device are identical, it is characterised in that:

Brake actuator 3 includes ontology 0431 and shaft 0432, and the upper end of ontology 0431 is installed on by shaft 0432 Mounting base 321, mounting base 321 are set to truss upper beam 51；It is controllable by the middle part for moving ontology 0431 to act generating mechanism 2 Ontology 0431 processed 0432 rotation around the shaft, so that the lower end of ontology 0431 is for braking arrestment mechanism 1 or being detached from arrestment mechanism 1.

The middle part setting fluted 04311 of the side wall of the ontology 0431 of brake actuator 3.

Transmission device 23 is rod piece 04231；The mobile terminal of one end connection returning device 21 of rod piece 04231, rod piece 04231 The other end protrude into groove 04311；Rod piece 04231 is connected to ontology 0431, specific rod piece by cylinder and planar contact pair 04231 is provided with cylinder, and the side wall of groove 04311 is slided on by the side of cylinder；Or rod piece 04231 passes through spherical surface peace Face pair is connected to ontology 0431, and specific rod piece 04231 is equipped with sphere, the side of groove 04311 is slided on by the spherical surface of sphere Wall.

The above is only preferred embodiments of the present invention, are not intended to limit the implementation manners and the protection scope of the present invention, right For those skilled in the art, it should can appreciate that and all replace with being equal made by description of the invention and diagramatic content It changes and obviously changes obtained scheme, should all be included within the scope of the present invention.

Claims (9)

1. the spindle brake of a kind of escalator or moving sidewalk characterized by comprising

Arrestment mechanism, the arrestment mechanism are placed on the main shaft of the escalator or moving sidewalk；

Generating mechanism is acted, the movement generating mechanism driving brake actuator brakes the arrestment mechanism；And the system Dynamic executing agency and the movement generating mechanism be located at the front of the main shaft, the main shaft center more than, fishback and inspection It builds in the arrestment mechanism revolution outer circle angular zone other than plate or less and step overturning envelope region.

2. the spindle brake of a kind of escalator or moving sidewalk according to claim 1, which is characterized in that the system Dynamic executing agency includes ontology and shaft, and the ontology is installed on mounting base by the shaft, and the mounting base is set to Truss upper beam；The ontology can control to rotate around the axis by the upper end or middle part of moving the ontology, so that the ontology Lower end is for braking the arrestment mechanism or being detached from the arrestment mechanism.

3. the spindle brake of a kind of escalator or moving sidewalk according to claim 1, which is characterized in that described dynamic It include returning device, movement device and transmission device as generating mechanism；The returning device is installed on the mounting base, and described time Position device is connected by the transmission device with the upper end of the brake actuator or middle part；One end of the movement device is set It is placed in the returning device, the other end of the movement device is set to the transmission device.

4. the spindle brake of a kind of escalator or moving sidewalk according to claim 2, which is characterized in that the peace Dress seat integral type is connected to the upper truss upper beam, the upper truss upper beam is connected to by fastener or is filled by vibration reduction and cushioning It sets and is connected to the upper truss upper beam.

5. the spindle brake of a kind of escalator or moving sidewalk according to claim 3, which is characterized in that the biography Dynamic device is a connecting rod, and one end of the connecting rod is connected to the mobile terminal of the returning device by revolute pair or ball pair, described The other end of connecting rod is connected to the upper end or middle part of the brake actuator by revolute pair or ball pair.

6. the spindle brake of a kind of escalator or moving sidewalk according to claim 3, which is characterized in that the biography Dynamic device is a rod piece, and rod piece one end connects the mobile terminal of the returning device, and the other end of the rod piece passes through cylinder peace Face pair is connected to the brake actuator upper end or middle part.

7. the spindle brake of a kind of escalator or moving sidewalk according to claim 3, which is characterized in that the biography Dynamic device is a rod piece, and rod piece one end connects the mobile terminal of returning device, and the other end of rod piece is connected by spherical surface with planar contact pair In the brake actuator upper end or middle part.

8. the spindle brake of a kind of escalator or moving sidewalk according to claim 3, which is characterized in that described dynamic Making device is elastic element or the device that can convert gravity to operation force.

9. the spindle brake of a kind of escalator or moving sidewalk according to claim 3, which is characterized in that described time Position device is electromagnet, and the end of the plunger of the electromagnet is mobile terminal, and the plunger axially moves along its axial direction.