CN110225875A - Lift appliance - Google Patents

Abstract

The present invention provides the lift appliance of the raising of the safety and workability that can be realized working on elevator car.Portion has the inspection desk (8) that can be stored on the elevator car, the inspection desk (8) is unfolded to use when the upkeep operation of equipment in liftway, inspection desk (8) has: seating portion (31), one end by can by the first rotation axis (42) centered on and supported in a manner of rotating, and having can be for pedal that maintenance personnel takes；At least two pillars (32), by can by the second rotation axis (43) centered on and be pivotally connected to the other end of seating portion (31) in a manner of rotating；Back side handrail (33) is erected between two pillars；And side handrail (34), one end is installed on pillar (32), there is the union body (35) in a manner of assemble and unassemble with the connection of the engaging portion of lifting channel wall side in the other end, the inspection desk (8) is configured to, in liftway when the upkeep operation of equipment, seating portion (31) and pillar (32) are unfolded from receiving state, and the engaging portion of the union body of side handrail (34) (35) and lifting channel wall side is linked and is used.

Description

Lift appliance

Technical field

The present invention relates to lift appliances.

Background technique

In the upkeep operation of lift appliance, on the lift car for being set to lift appliance equipment, be set to confession Equipment in the liftway of lift car lifting is when being checked, maintenance personnel take sometimes in lift car come up into Row operation.

As the device that can easily be done such upkeep operation carried out on the elevator car, in Japanese Unexamined Patent Publication A kind of lift car in setting safe fence (fixed guardrail) is disclosed in 2015-229563 bulletin (patent document 1) Top is provided with the maintenance test device of the elevator for the ladder that can be stretched.The maintenance test device of the elevator has ladder, should Ladder is configured to stretch, and lower end is linked in a manner of rotating around first axle with the upper surface of lift car, the ladder It is configured to centered on first axle, the reception position in the upper surface along lift car and the upper surface from lift car Rotation between the set-up positions of standing (referring to abstract of description).

Citation

Patent document

Patent document 1: Japanese Unexamined Patent Publication 2015-229563 bulletin

Summary of the invention

Subject to be solved by the invention

However, in the technology described in patent document 1, due to carrying out operation on ladder, the work of maintenance personnel The freedom degree of industry posture is restricted, and when to carry out operation in view of secure context, there are the freedom degree quilts of operation posture It is excessive to limit such project.In addition, due to being ladder, accordingly, there exist in width direction can job area it is also restrained Such project.

The object of the present invention is to provide mentioning for a kind of safety that can be realized the operation on lift car and workability High lift appliance.

Solution for solving the problem

To achieve the goals above, the present invention is a kind of lift appliance, is had: lift car and balance weight are rising It drops in channel and goes up and down；And equipment in liftway, it includes the hoist engine for going up and down the lift car and the balance weight, Wherein,

The lift appliance has the inspection desk that can be stored, which, which is supported on, is arranged in the upper of the lift car The inspection desk is unfolded to use when the upkeep operation of equipment in the liftway for the supporting part in portion,

The inspection desk has:

Seating portion, one end by can by the first rotation axis centered on and rotate in a manner of be supported on the bearing Portion, and having can be for pedal that maintenance personnel takes；

At least two pillars, by can by the second rotation axis centered on and be pivotally connected to described multiply in a manner of rotating The other end in seat portion；

Back side handrail is erected between two pillars；And

Side handrail, one end are installed on the pillar, have in a manner of assemble and unassemble and go up and down in the other end The union body of the engaging portion connection of conduit wall side,

The inspection desk is configured to, in the liftway when upkeep operation of equipment, by the seating portion and described Pillar is unfolded from receiving state, and by the connection of the engaging portion of the union body of the side handrail and lifting channel wall side and It uses.

Invention effect

According to the lift appliance of the structure, the safety of working on elevator car and the raising of workability can be realized. It should be noted that project other than the above, structure and effect are become apparent by the explanation of the following embodiments and the accompanying drawings.

Detailed description of the invention

Fig. 1 is the side view for showing the structural example of lift appliance of one embodiment of the invention.

Fig. 2 is the main view for showing the structural example of lift appliance of one embodiment of the invention.

Fig. 3 is the top view for showing the structural example of lift appliance of one embodiment of the invention.

Fig. 4 is the enlarged front view for showing the state after the storage inspection desk of one embodiment of the invention.

Fig. 5 is the side view by the state after the pedestal of inspection desk and pillar expansion for showing one embodiment of the invention.

Fig. 6 is the side view for showing the structural example of side handrail and union body of one embodiment of the invention.

Fig. 7 is the main view by the state after the pedestal of inspection desk and pillar expansion for showing one embodiment of the invention (the VII direction view of Fig. 5).

Fig. 8 is the pedestal for showing the storage inspection desk of one embodiment of the invention and the main view of the state after pillar.

Fig. 9 is the pedestal for showing the storage inspection desk of one embodiment of the invention and side view (Fig. 5 of the state after pillar IX direction view).

Specific embodiment

Hereinafter, referring to Fig.1~Fig. 9 is illustrated the mode of lift appliance for carrying out the present invention.It needs to illustrate It is that identical label is marked to same or similar structure in the various figures and the repetitive description thereof will be omitted.In the following description, on Lower direction is consistent with the lifting direction of lift car 2.

Fig. 1 is the side view for showing the structural example of lift appliance of one embodiment of the invention.Fig. 2 shows of the invention The main view of the structural example of the lift appliance of one embodiment.Fig. 3 is the structure for showing the lift appliance of one embodiment of the invention The top view of example.

Lift appliance 100 has: the liftway 1 for being set to building is arranged in lift car 2 and balance weight 10 Inside is suspended in midair by main hoist cable 9 in bucket type and is gone up and down in liftway 1；Hoist engine 3 configures on the top of liftway 1 Portion, and for main hoist cable 9 around extension；Carriage guide rail 4, stands up liftway 1, for guiding the lifting of lift car 2； And with guide rail 5 is reused, liftway 1 is stood up, for guiding the lifting of balance weight 10.The lift appliance 100 is The lift appliance of mode of traction carries out friction-driven by 3 pairs of hoist engine main hoist cables 9 and makes lift car 2 along carriage guide rail 4 It vertically goes up and down, also, goes up and down balance weight 10 vertically along with reuse guide rail 5.

The lifting space that liftway 1 is formed at building and goes up and down for lift car 2 and balance weight 10, in its top plate The multiple top plate hook portions 6 used when assembling equipment in liftway are provided on 1a.

Has fixed guardrail 7 on the top of lift car 2, which is enclosed in the lifting comprising hoist engine 3 For the working space of maintenance personnel's operation when the upkeep operation of equipment in channel.

Hoist engine 3 is, for example, the hoist engine in large capacity of the top configured with brake 3a, and supports and use via hoist engine Bracket 12 and be assemblied in the machine beam 11 for being erected at the top of guide rail 4,5.

The suspention bracket 13 used when carrying or assembling hoist engine itself is installed in the left and right sides of hoist engine 3.

Fixed guardrail 7, which includes, stands up 2 top of lift car and the vertical frame 21 of rigidity with defined intensity； Stand up 2 top of lift car and the usual vertical frame 22 with common intensity (intensity smaller than defined intensity)；Frame Set on multiple beams 23 of vertical frame 21,22；And multiple connecting pieces 24 of connection beam 23, by the fixed guardrail 7 In the working space of encirclement, the maintenance that maintenance personnel carries out equipment in the liftways such as hoist engine 3 or control panel (not shown) is made Industry.

The vertical frame 21 of rigidity is configured to be set to consolidating for 3 this side of hoist engine in the fixed guardrail 7 for surrounding working space Fixed pattern guardrail 7 is indulged frame by a pair of the separate configuration on width direction (left and right directions) and is constituted.

It should be noted that the defined intensity that the vertical frame 21 of rigidity has refers to, it is sufficient to support aftermentioned inspection desk 8 and take Multiply and carries out the intensity of the maintenance personnel of operation in inspection desk 8.

However, in elevator of the top of liftway 1 configured with the hoist engine 3 of large capacity, the size of hoist engine 3 itself It is larger, therefore, in the case where maintenance personnel takes on lift car 2 and carries out the upkeep operation of hoist engine 3, from being in There are distances until the elevator brake for becoming maintenance object on the lift car 2 of defined height and position, generate dimension The hand of shield personnel is difficult to get at such problems.

In this case, it is also considered that reduce the rigging position of the hoist engine 3 of large capacity and make it easy to from lift car 2 On carry out upkeep operation, but in this case, on the section of the liftway 1 vertical with up and down direction, according to will roll up The configuration Chong Die with balance weight 10 of machine 3 is raised, then needs to shorten the height dimension of balance weight 10, and then to the quality of lift car 2 It impacts, it is difficult to Meet Customer Requirements (such as increasing weight due to top plate specification, radiator setting etc.).In addition, making to tie up The stop position itself of lift car 2 when protecting operation rises, when will can job area operating when, from lift car 2 Top plate portion for safety to from the perspective of ensuring gap between the top of liftway 1, it has to expand liftway 1 Therefore size is difficult.

For above-mentioned problem, in the lift appliance of the present embodiment, in order to be easy the top for carrying out being assemblied in liftway 1 The upkeep operation of equipment in the liftway in portion, such as hoist engine 3, is provided with folding inspection desk 8 in fixed guardrail 7. I.e. fixed guardrail 7 constitutes the supporting part of the top for being set to lift car and support tables 8.

Here, inspection desk 8 is described in detail referring to Fig. 4 to Fig. 9.Fig. 4 is the receipts for showing one embodiment of the invention Receive the enlarged front view of the state after inspection desk.Fig. 5 is the pedestal and pillar by inspection desk for showing one embodiment of the invention The side view of state after expansion.Fig. 6 is the side for showing the structural example of side handrail and union body of one embodiment of the invention View.Fig. 7 is the main view (Fig. 5 by the state after the pedestal of inspection desk and pillar expansion for showing one embodiment of the invention VII direction view).Fig. 8 is the pedestal for showing the storage inspection desk of one embodiment of the invention and the main view of the state after pillar Figure.Fig. 9 is the pedestal for showing the storage inspection desk of one embodiment of the invention and the side view (IX of Fig. 5 of the state after pillar Direction view).

Inspection desk 8 includes seating portion 31, is rotatably supported on the defined height position of the vertical frame 21 of rigidity It sets, and can be taken for maintenance personnel；Two pillars 32, are rotatably pivotally connected to the setting of seating portion 31 There is the end (edge of rotary-inversion axis side) of the opposite side of the side of rotation axis；Back side handrail 33 is erected between pillar 32；It is multiple Side handrail 34, one end are installed on pillar 32；Union body 35, can be by the other end and lifting channel wall of side handrail 34 Side connection；Strut 36 can horizontally keep seating portion 31；Detection switch 37 examines the receiving state of inspection desk 8 It surveys；And cam 38, inspection desk 8 is remained into receiving state.It should be noted that seating portion 31 has: being taken for operator The pedal 31a multiplied；And to the footrest frame 31b that pedal 31a is supported.

Inspection desk 8 by become can be opposed with hoist engine 3 configuration in a manner of be supported on fixed guardrail 7.In this implementation It, will be parallel with the configuration wall surface of liftway 1 of side of hoist engine 3 about inspection desk 8, seating portion 31 and pedal 31a in example Direction be known as width direction or left and right directions, the direction vertical with width direction is known as length direction or depth direction.

Seating portion 31 is made of the plate of rectangle, and the seating portion of the present embodiment (has rectangular via with substantially L-shaped The shape on two sides of bending) section pedestal 41 and be supported on the vertical frame 21 of rigidity.That is, pedestal 41 is by fixing bolt 41a It is fixed on the vertical frame 21 of rigidity, seating portion 31 is rotatably pivotally supported via axis (the first rotation axis) 42 in the pedestal 41.It should be noted that axis 42 is set to the one end of the length direction of the footrest frame 31b of supporting pedal 31a.

Pillar 32 is for example made of the barred body of plate, one end via axis (the second rotation axis) 43 rotatably It is pivotally connected to the edge of the rotary-inversion axis side of seating portion 31.In addition, being provided in its other end and middle part for installing affixed side The bolt 44 of square handrail 34.

Back side handrail 33 is for example made of the barred body of plate (rod member), in the mode being erected between two pillars 32 It is installed on the upper end and middle part of two pillars 32 in advance.That is, back side handrail 33 also remains erection in the storage of inspection desk 8 State between two pillars 32.

Side handrail 34 is for example made of the barred body of plate (rod member) 49, and one end is locking in a manner of assemble and unassemble Upper end and middle part in pillar 32.In the present embodiment, the side handrail 34 for amounting to four and being identical shape has been prepared. In addition, as shown in fig. 6, be formed with the notch 45 of substantially U-shaped in one end of side handrail 34, it, will in the expansion of inspection desk 8 Bolt 44, which is inserted, is embedded in notch 45, and fastening bolt 44, are installed on pillar 32 for side handrail 34 as a result, in this state.That is, notch 45 are constituted one end jam of side handrail 34 in the hook part of pillar 32.

It should be noted that as shown in figure 4, side handrail 34 in the storage of inspection desk 8, not shown strapping etc. The defined position of fixed guardrail 7 is fixed on to take care of.It should be noted that only illustrating two side handrails in Fig. 4 34, but other two with diagram two taken care of laterally side by side with two same states with diagram.

As shown in fig. 6, union body 35 is made of bar portion 47 and hook portion 48,47 one end of bar portion is via bolt 46 can turn Dynamic mode swims the other end embedded in side handrail 34, which has the latch 48a for the other end for being installed on bar portion 47.And And in the expansion of inspection desk 8, be installed on the other end of pillar 32, be installed on make pillar 32 erect in the state of become The hook portion 48 of the union body 35 of side handrail 34 at the position of upper end is engaging in top plate hook portion 6.On the other hand, it is installed on pillar The hook portion 48 of the union body 35 of the side handrail 34 of 32 middle part is engaging in suspention bracket 13.Top plate hook portion 6 and suspention bracket 13 constitute the engaging portion for the locking lifting channel wall side of the hook portion 48 of the union body 35 of side handrail 34.

As shown in Figure 5 and 7, strut 36 has: arm 52, in couples via axis (third rotation axis) 51 can rotate Mode be pivotally supported in the back side of seating portion 31；And bearing bar portion 53, be installed on the end of arm 52, and have than arm 52 it Between the big length dimension of width dimensions.As a result, in the expansion of inspection desk 8, seating portion 31 is become to horizontal side Bearing bar portion 53 is embedded into the notch 54 for being formed in the defined height and position of pedestal 41 in this state by formula pull-up, by This, horizontally keeps seating portion 31.

That is, strut 36 includes the arm 52 that portion at one end has axis (third rotation axis) 51；And it is set to the another of arm 52 The bearing bar portion 53 of end, arm 52 are rotatably linked to the back side of seating portion 31 centered on axis 51, upon deployment, branch Bar portion 53 is held engaging in the notch 54 of pedestal 41, horizontally keeps seating portion 31 (pedal 31a) as a result,.Bar portion 53 is supported two The other end of arms 52 is erected between arms 52, supports the both ends in the width direction of bar portion 53 and 52 phase of arms It is more prominent than to width direction outside.Arm 52 is disposed in the direction of the length direction along seating portion 31 (pedal 31a) in storage On, in contrast, bearing bar portion 53 is disposed on the direction along width direction, and arm 52 matches set direction and bearing bar portion 53 It is orthogonal with set direction.

The configuration of detection switch 37 correspondingly detects on pedestal 41, also, with the engaging of cam 38 and seating portion 31 It looks into platform 8 and is in receiving state.

Cam 38 configures on pedestal 41, as shown in Fig. 4, Fig. 8 and Fig. 9, by seating portion 31, pillar 32, back side handrail 33 and strut 36 when folding and becoming the state along pedestal 41, a part of cam 38 and seating portion 31 is (in the present embodiment In the case of be bolt 44) engaging, inspection desk 8 is remained into receiving state.

In the present embodiment, the elevator as equipment in liftway (equipment of the configuration in liftway 1) is being carried out In the case where the upkeep operation of machine 3, maintenance personnel makes lift car 2 more than top layer's rank and rising to opens finally limit The height and position of pass movement.This is because by the way that final limit switch is set as enabled state in advance, due to certain original Because lift car 2 is further up in operation when, act final limit switch, prevent lift car 2 it is further on It rises.In this way, during moving elevator carriage 2, the inspection desk 8 on lift car 2 be in receiving state (Fig. 4, Fig. 8 and Fig. 9's State).That is, seating portion 31, pillar 32, back side handrail 33 and strut 36 are folded and are in edge as shown in Fig. 4, Fig. 8 and Fig. 9 The state of pedestal 41, be accommodated in the projected area of the horizontal profile of lift car 2, become the liter for not interfering lift car 2 The configuration of drop.At this point, the cam 38 for being configured at pedestal 41 engages with 31 side of seating portion.It is detected as a result, by detection switch 37 The receiving state of inspection desk 8 simultaneously transmits the receiving state to control device, so that lift car 2 is set as removable state.

In the present embodiment, cam 38 is with the last storage in seating portion 31, pillar 32, back side handrail 33 and strut 36 The pillar 32 of receiving state engages and detects the receiving state of inspection desk 8.Therefore, the receipts of inspection desk 8 can be reliably detected Receive state.

In addition, side handrail 34 is removed from pillar 32, the regulation of fixed guardrail 7 is fixed in using strapping etc. Position and keeping.

After the height and position as defined in being set as lift car 2, inspection desk 8 is unfolded maintenance personnel.Firstly, such as Fig. 5 It is shown, the engaging with seating portion 31 of cam 38 for being configured at pedestal 41 is released.Detection switch 37 detects inspection desk 8 as a result, Non- receiving state, it is mobile that the control device resistance of elevator stops lift car 2.Then, by making seating portion 31, pillar 32 and back Face handrail 33 is rotated centered on axis 42, thus to make them become horizontal mode pull-up, in this state by strut 36 Bearing bar portion 53 be embedded into the notch 54 for being formed in the defined height and position of pedestal 41, using arm 52 support and horizontally protect Hold seating portion 31.Later, it rotates the pillar 32 for being in parallel state with seating portion 31 centered on axis 43 and is lifted.This When, since back side handrail 33 is installed on pillar 32 in advance, back side handrail 33 is also ordinatedly moved with the rotational action of pillar 32 It is dynamic, it configures in specified position.

Then, the side handrail 34 for being fixed on the specified position of fixed guardrail 7 by strapping etc. is removed, also, will be set The bolt 44 for being placed in pillar 32 inserts the notch 45 for being embedded in side handrail 34, in this state fastening bolt 44, by side handrail 34 It is installed on pillar 32.It should be noted that side handrail 34 is respectively matched respectively in the left and right (both ends of width direction) of inspection desk 8 Two are equipped with, amounts to and is configured with four.Later, will be connected with the side handrail 34 for the height and position for being configured at 32 upper end of pillar The hook portion 48 of union body 35 will be helped engaging in top plate hook portion 6 with the side for the height and position for being configured at 32 middle part of pillar The hook portion 48 of the connected union body 35 of hand 34 is engaging in suspention bracket 13.At this point, due to being provided with latch 48a in hook portion 48, because This, can prevent hook portion 48 from unexpectedly falling off from top plate hook portion 6 and suspention bracket 13.After inspection desk 8 is unfolded like this, Operator takes in inspection desk 8 upkeep operation for carrying out hoist engine 3.Then, after upkeep operation, according to aforementioned phase Anti- step stores inspection desk 8, and lift car 2 is set as to move.

According to the present embodiment, a part of fixed guardrail 7 is indulged into frame and is set as having the rigidity of defined intensity to indulge frame 21, Also, it is provided with folding inspection desk 8, which includes seating portion 31, rotatably It is supported on the defined height and position of the vertical frame 21 of rigidity, and can be taken for maintenance personnel；Two pillars 32, can rotate Mode be pivotally connected to the seating portion 31 rotary-inversion axis side edge；Back side handrail 33 is erected between these pillars 32；Side Square handrail 34, one end are installed on pillar 32；And union body 35, it can be logical by the other end of the side handrail 34 and lifting The side Dao Bi, i.e. top plate hook portion 6 and suspention bracket 13 link, and in liftway when the upkeep operation of equipment, inspection desk 8 is opened up It opens, and is linked the other end of side handrail 34 and top plate hook portion 6 and suspention bracket 13 using union body 35, have as a result, Than wider working space, further, it is possible to the safety on the inspection desk 8 for being surrounded tripartite by back side handrail 33 and side handrail 34 Ground carries out the upkeep operation of the equipment in the liftway of eminence.The present embodiment can be realized the peace of operation in carriage as a result, The raising of full property and workability, can be realized the raising of operating efficiency.

In addition, inspection desk 8 by become can be opposed with hoist engine 3 configuration in a manner of be supported on fixed guardrail 7, by This is even equipped on top and is configured with the elevator of the hoist engine 3 of the large capacity of brake 3a, and maintenance personnel also can be reliable The maintenance of ground progress hoist engine 3.

In addition, side handrail 34 and top plate hook can be prevented by having the hook portion 48 with latch 48a in union body 35 Portion 6 and the connecting state for suspending bracket 13 in midair unexpectedly fall off, and can be realized the raising of safety.

In addition, by being configured to form side handrail 34 by barred body, and by one end of the barred body 49 with assemble and unassemble Mode is engaging in pillar 32, to can remove side handrail 34 from pillar 32 and in addition protect in the storage of inspection desk 8 Pipe, can be realized the space saving of the inspection desk 8 under receiving state.

According to these structures, no need to increase the ceiling heights of lift car 2, therefore, are capable of providing and do not expand liftway The lift appliance of the machine House-less of size (distance from top layer to top plate).In addition, without in order to be easy carry out operation and The height and position of hoist engine 3 is reduced, therefore, without limitation customer requirement, can satisfy the sedan-chair of the specification based on customer requirement Compartment quality.

More than, for the embodiment of lift appliance of the invention, it is illustrated inside comprising its function and effect.So And lift appliance of the invention is not limited to embodiment above-mentioned, is not departing from invention documented by Patent request range It can be subject to various modifications implementation in the range of purport.For example, in embodiment above-mentioned, side handrail 34 by barred body at Type, but the present invention is not limited to this, also the part of barred body 49 can be set as restis.By by the barred body 49 of side handrail 34 Part be set as restis, one end is set as always engaging in the state of pillar 32, thereby, it is possible to shorten the exhibition of inspection desk 8 Activity duration required for opening and storing, energy needed for also capable of saving operation.

In addition, by the hook portion 48 of union body 35 engaging in top plate hook portion 6 and suspention bracket 13, but hook portion 48 can also be blocked Due to the other structures body of lifting channel wall side.

In the present embodiment, about seating portion 31, the pillar 32 of left and right, the pedestal 41 of left and right, the arm 52 of left and right and bearing Bar portion 53 defines the size of each section as described below.

W31a: the width direction size of the pedal 31a of seating portion 31.

W31b: the width direction size of the footrest frame 31b of seating portion 31.

W32: it is formed in the width direction size in the gap of the inside of pair of right and left pillar 32.

W41: it is formed in the width direction size in the gap of the inside of pair of right and left pedestal 41.

W52: width direction size formed by pair of right and left arm 52 (is formed in the width in the gap of the inside of pair of right and left arm 52 Spend size obtained from width direction size (diameter) of the size W52 ' in direction plus the arm 52 of two amounts).

W53: the length dimension (sizes of space at both ends) in the width direction of bearing bar portion 53.

In the present embodiment, above-mentioned the size of each part is set as described below.

W31a < W32 ... (formula 1)

W31a < W31b < W41 ... (formula 2)

W52 < W41 ... (formula 3)

W53 > W41 ... (formula 4)

According to the size relationship of (formula 1), in storage, the pillar 32 of left and right can be clamped to the pedal of seating portion 31 The mode of 31a is folded in the surface side of seating portion 31 along the two sides of pedal 31a.Under the receiving state, pedal 31a at For enter be formed in left and right pillar 32 inside gap state.In addition, being stored according to the size relationship of (formula 2) When, the footrest frame 31b of seating portion 31 can be received into the gap for the inside of pedestal 41 for being formed in left and right.Therefore, at this In embodiment, the part of at least footrest frame 31b of seating portion 31 is received between the inside for being formed in pair of right and left pedestal 41 In gap.In addition, in storage, pair of right and left arm 52, which can be received into, is formed in pair of right and left base according to the size relationship of (formula 3) In the gap of the inside of seat 41.In this case, the quilt in a manner of being located at and lean on fixed this side of guardrail 7 than seating portion 31 of arm 52 Storage.

Thereby, it is possible to reduce the inspection desk 8 on the direction vertical with the pedal tread of pedal 31a (face that operator takes) Store size.

In the present embodiment, as shown in (formula 4), the length dimension W53 of bearing bar portion 53 is greater than the pedestal for being formed in left and right The width direction size W41 in the gap of 41 inside.But in storage, bearing bar portion 53 is located under the pedestal 41 of left and right The arm 52 of left and right is received into the pedestal 41 for being formed in left and right thereby, it is possible to not interfere with the pedestal 41 of left and right by side In the gap of inside.

In addition, at the position that pillar 32 is pivotally connected to seating portion 31, the width direction size W43 (ginseng comprising axis 43 According to Fig. 8) it is greater than the width direction size W41 for being formed in the gap of the inside of pedestal 41 of left and right.But it in storage, is used for The position that pillar 32 is pivotally connected to seating portion 31 is located to the lower section of the pedestal 41 of left and right, thereby, it is possible to the bases not with left and right Seat 41 is interfered and is received into seating portion 31 in the gap for the inside of pedestal 41 for being formed in left and right.

In the present embodiment, the width direction size W31b of the footrest frame 31b of seating portion 31, which is greater than, is formed in left and right The width direction size W32 in the gap of the inside of pillar 32.But footrest frame 31b is set to the lower surface (back of pedal 31a Face) side and not set upper surface (surface) side in pedal 31a.In addition, pillar 32 is folded to the upper of pedal 31a in storage Therefore surface (surface) side can not interfere with footrest frame 31b and be folded along the two sides of pedal 31a.

The inspection desk 8 constituted as described above is folded in storage with state as following.Seating portion 31 is to be arranged The mode for having the one end of the side of axis 42 to be located above relative to the other end of opposite side is rotated centered on axis 42, Become vertical mode with the pedal tread (surface) of pedal 31a and is folded storage.Arm 52 is with relative to being provided with and seating portion 31 The other end of opposite side (is provided with the side of bearing bar portion 53 for the one end of the side of linking part, that is, axis 51 of connection End) underlying mode rotated centered on axis 51, receipts are folded in the state that arm 52 hangs down along vertical direction It receives.Pillar 32 is with the opposite side for being provided with the linking part i.e. one end of the side of axis 43 linked with seating portion 31 The mode that the other end (end for being provided with the side of the back side handrail 33 of upside) is located above is turned centered on axis 43 It is dynamic, storage is folded in the state that pillar 32 is erected along vertical direction.Side handrail 34 is from seating portion 31, arm 52 and pillar 32 Group body separation, be fixed in the defined position of fixed guardrail 7 using holding appliances such as strappings to take care of.As a result, Inspection desk 8 can reduce the storage size on the direction vertical with the pedal tread of pedal 31a (face that operator takes), also, The storage size in vertical direction can be reduced, can compactly be stored.

Moreover, in liftway when the upkeep operation of equipment, inspection desk 8 by from receiving state be unfolded seating portion 31, Pillar 32 and strut 36, and side handrail 34 is set up between lifting channel wall side and pillar 32, expanding into can make as a result, The state of industry.

It should be noted that the present invention is not limited to the above embodiments, it include various modifications example.For example, above-mentioned reality Applying example is the detailed description for for easy understanding illustrating the present invention and carrying out, and is not limited to the structure for having all.In addition, A part of the structure of embodiment can be replaced into other structures.In addition, can a part to the structure of embodiment into Addition, deletion, the displacement of row other structures.

Description of symbols:

1 ... liftway, 2 ... lift cars, 3 ... hoist engines, 4 ... carriage guide rails, 5 ... with reuse guide rail, 6 ... top plates Hook portion, 7 ... fixed guardrails, 8 ... inspection desks, 9 ... main hoist cables, 10 ... balance weights, 11 ... machine beams, 12 ... hoist engines bearing support Frame, 13 ... suspention brackets, the vertical frame of 21 ... rigidity, 22 ... usually vertical frames, 23 ... beams, 24 ... connecting pieces, 31 ... seating portions, 31a ... pedal, 31b ... footrest frame, 32 ... pillars, 33 ... back side handrails, 34 ... side handrails, 35 ... union bodies, 36 ... supports Bar, 37 ... detection switch, 38 ... cams, 41 ... pedestals, 41a ... fixing bolt, 42,43,51 ... axis, 44,46 ... bolts, 45, 54 ... notch, 47 ... bar portions, 48 ... hook portions, 48a ... latch, the barred body (rod member) of 49 ... side handrails 34,52 ... arms, 53 ... bearing bar portions, 100 ... lift appliances.

Claims (8)

1. a kind of lift appliance, has:

Lift car and balance weight, go up and down in liftway；And

Equipment in liftway, it includes the hoist engine for going up and down the lift car and the balance weight,

It is characterized in that,

The lift appliance has the inspection desk that can be stored, which is supported on the top that the lift car is arranged in The inspection desk is unfolded to use when the upkeep operation of equipment in the liftway for supporting part,

The inspection desk has:

Seating portion, one end by can by the first rotation axis centered on and rotate in a manner of be supported on the supporting part, and With can be for pedal that maintenance personnel takes；

At least two pillars, by can by the second rotation axis centered on and rotate in a manner of be pivotally connected to the seating portion The other end；

Back side handrail is erected between two pillars；And

Side handrail, one end have in a manner of assemble and unassemble and liftway in the other end engaging in the pillar The union body of the engaging portion connection of wall side,

The inspection desk is configured to, in the liftway when upkeep operation of equipment, by the seating portion and the pillar It is unfolded from receiving state, and the engaging portion of the union body of the side handrail and lifting channel wall side is linked and is made With.

2. lift appliance according to claim 1, which is characterized in that

The lift appliance has fixed guardrail, which is arranged in the top of the lift car, in the liter The working space of maintenance personnel is surrounded when dropping the upkeep operation of equipment in channel,

The fixed guardrail, which has, is arranged in this side of the hoist engine and the in the direction of the width vertical frame of a pair of separate configuration, Frame is indulged as with the rigidity of defined intensity,

The seating portion by can by first rotation axis centered on and be supported on the rigidity in a manner of rotating and indulge frame Defined height and position.

3. lift appliance according to claim 1, which is characterized in that

The union body is made of the hook portion with latch.

4. lift appliance according to any one of claim 1 to 3, which is characterized in that

The side handrail has rod member, and the one end of the rod member is in a manner of assemble and unassemble engaging in the branch Column has the union body in the other end of the rod member.

5. lift appliance according to any one of claim 1 to 3, which is characterized in that

The side handrail has a restis, the one end of the restis in a manner of assemble and unassemble engaging in the pillar, There is the union body in the other end of the restis.

6. lift appliance according to claim 2 or 3, which is characterized in that

The side handrail is fixed on the defined position of fixed guardrail in the storage of the inspection desk to take care of.

7. lift appliance according to claim 2, which is characterized in that

The inspection desk has:

A pair of base is fixed on a pair of rigidity and indulges frame；And

Strut, with arms and bearing bar portion, portion has third rotation axis and in the pedal arms at one end Back side by can by third rotation axis centered on and link in a manner of rotating with the seating portion, which is set to The other end of two arms, the strut is upon deployment by the bearing bar portion engaging in being formed in cutting for the pedestal Mouthful, the pedal of the seating portion is thus horizontally kept,

The seating portion has the footrest frame supported to the back side of the pedal, and the one end of the footrest frame is logical It crosses first rotation axis and is supported on a pair of pedestal, the seating portion is supported on via a pair of pedestal as a result, A pair of rigidity indulges frame,

In inspection desk storage,

About the seating portion, it is located above relative to the other end side with to be provided with the one end side of first rotation axis Mode configures the surface of the pedal along vertical direction, is at least received into the part of the footrest frame and is formed in one To in the gap of the inside of the pedestal,

About the strut, in such a way that the support rod portion is located at the position of the pedestal more described than a pair on the lower, by two institutes It states arm and is being received into the gap for being formed in the inside of a pair of pedestal by described this side of fixed guardrail than the seating portion In,

About two pillars, to constitute the one end part of second rotation axis in the position than a pair of pedestal on the lower It sets and the other end is positioned at the mode of the position more against the top than a pair of pedestal, clamped in the surface side of the pedal described Pedal and two sides for being accommodated in the pedal.

8. a kind of lift appliance, has:

Lift car and balance weight, go up and down in liftway；

Equipment in liftway, it includes the hoist engines for going up and down the lift car and the balance weight；And

Fixed guardrail is set to the top of the lift car and the packet when upkeep operation of equipment in the liftway The working space of maintenance personnel is enclosed,

It is characterized in that,

The lift appliance has:

A pair of of vertical frame of rigidity, the fixed guardrail is dividually configured at towards the hoist engine in the lateral direction；

A pair of base is fixed on a pair of rigidity and indulges frame；And

The inspection desk that can be stored is supported on a pair of pedestal, will when the upkeep operation of equipment in the liftway The inspection desk is unfolded to use,

The inspection desk has:

Seating portion, with footrest frame and pedal, the one end of the footrest frame is with can will be centered on the first rotation axis And the mode rotated is supported on a pair of pedestal, the back side of the pedal is supported on the footrest frame, and the table of the pedal Surface side can take for maintenance personnel；

Two pillars, one end by can by the second rotation axis centered on and rotate in a manner of be pivotally connected to the pedal The width direction both ends of the other end of frame；

Back side handrail is erected between two pillars；

Side handrail, one end have in a manner of assemble and unassemble and liftway in the other end engaging in the pillar The union body of the engaging portion connection of wall side；And

Strut comprising portion has the arms of third rotation axis and is set to the other end of two arms at one end Support bar portion, two arms the pedal back side with can by the third rotation axis centered on and rotate side Formula and the footrest frame link, and the strut is upon deployment by the bearing bar portion engaging in being formed in cutting for the pedestal Mouthful, the pedal of the seating portion is thus horizontally kept,

The width direction size of the pedal of the seating portion is being set as W31a, by the width direction ruler of the footrest frame It is very little be set as W31b, the width direction size in the gap that will be formed in the inside of two pillars is set as W32, will be formed in a pair The width direction size in the gap of the inside of the pedestal is set as W41, is set as width direction size formed by a pair of arm W52, by it is described bearing bar portion width direction on both ends the size of space be set as W53 in the case where, W31a, W31b, There is following relationship between W32, W41, W52 and W53:

W31a < W32,

W31a < W31b < W41,

W52 < W41,

W53 > W41,

In inspection desk storage,

About the seating portion, it is located above relative to the other end side with to be provided with the one end side of first rotation axis Mode configures the surface of the pedal along vertical direction, is at least received into the part of the footrest frame and is formed in one To in the gap of the inside of the pedestal,

About the strut, in such a way that the support rod portion is located at the position of the pedestal more described than a pair on the lower, by two institutes It states arm and is being received into the gap for being formed in the inside of a pair of pedestal by described this side of fixed guardrail than the seating portion In,

About two pillars, to constitute the one end part of second rotation axis in the position than a pair of pedestal on the lower It sets and the other end is positioned at the mode of the position more against the top than a pair of pedestal, clamped in the surface side of the pedal described Pedal and two sides for being accommodated in the pedal,

In the liftway when upkeep operation of equipment,

The seating portion, the pillar and the strut of the inspection desk are unfolded from receiving state, also, by the side Arm-rest frame is set between lifting channel wall side and the pillar.