CN1974362B

CN1974362B - Non-mechanical room elevator

Info

Publication number: CN1974362B
Application number: CN2006101688546A
Authority: CN
Inventors: 滨口修喜
Original assignee: Mitsubishi Electric Corp
Current assignee: Mitsubishi Electric Corp
Priority date: 2003-06-06
Filing date: 2003-06-06
Publication date: 2010-05-19
Anticipated expiration: 2023-06-06
Also published as: CN1974362A; CN1639044A; CN1321049C; WO2004108577A1; JPWO2004108577A1

Abstract

The lift without mechanism room includes one lifting channel, one cage track and one balance block track inside the channel, one cage induced by the cage track to move up and down inside the channel, one balance block induced by the balance block track to move up and down inside the channel, one cage-driving equipment in the top of the channel, and one operating platform unit in the top for maintaining the lift. The operating platform unit has one changeable location, and may form one operating space or be relocated to inside of ceiling normally. The lift of the present invention has raised maintenance performance of winch and other equipment.

Description

Machine room-less elevator

The application is to be that June 6, application number in 2003 are that 03805056.X (PCT/JP2003/007212), name are called the dividing an application of Chinese patent patent application of " machine room-less elevator " applying date.

Technical field

The present invention relates to machine room-less elevator at hoist trunk top configuration winch, control convenience.

Background technology

As traditional machine room-less elevator, the known machine room-less elevator that a kind of following structure is arranged comprises: hoist trunk; Be arranged at car guide rail and balance block guide rail in this hoist trunk; Be subjected to described car to carry out the car of lifting with rail guidance, in described hoist trunk; Be subjected to described balance block to carry out the balance block of lifting with rail guidance, in described hoist trunk; And the winch that is arranged at described hoist trunk top, described car is driven.

In above-mentioned machine room-less elevator, the winch that is arranged at the hoist trunk top is maintained, during maintenance activity, the top ceiling that the operator takes advantage of mouthful floor to climb up car from the superiors building maintains, maintenance activity (for example, opening 2002-173277 communique [0005], Fig. 1 with reference to the Japanese Patent spy).

Yet, the problem that exists is: make when the machine room-less elevator et out of order that car stops, this stop position is stopped at the operator and can not takes advantage of mouthful floor to climb up the occasion of below of the top ceiling of this car simply from the superiors building, need carry out a kind of position detection operation of car of trouble, promptly must use brake operating device that the drg of winch is open, make the car lighter rise to the position that the operator can take advantage of mouthful floor to climb up from the superiors building than balance block.

Summary of the invention

The present invention will address the above problem exactly as problem, and its purpose is, the maintenance of winch on the top that can improve in the hoist trunk etc., the machine room-less elevator of maintenance activity are provided.

Machine room-less elevator of the present invention comprises: hoist trunk; Be arranged at car guide rail and balance block guide rail in this hoist trunk; Be subjected to described car to carry out the car of lifting with rail guidance, in described hoist trunk; Be subjected to described balance block to carry out the balance block of lifting with rail guidance, in described hoist trunk; The equipment that is arranged at described hoist trunk top, described car is driven; And be located at described top, have the operator and carry out the maintenance, when maintenance of described equipment operation post device as the operation post of standing ground, described operation post device comprises the operation post displacement device, when described maintenance, maintenance, leave from the ceiling surface side of described hoist trunk, formation has the space that makes the operator can maintain, keep in repair on described operation post, make described operation post be indexed to described ceiling surface side when not carrying out described maintenance, maintenance.Described operation post displacement device has: the suspention rope that an end is connected with described operation post and the other end is connected with reel, suspend in midair operation post; Run through the axle of described reel; Connect this rolling piece; And one the end be connected with this rolling piece, the other end exports to the coiling rope that the superiors building is taken advantage of mouthful, by drawing described coiling rope, makes described operation post be indexed to described ceiling surface side.

Description of drawings

Fig. 1 is the major part sectional view of the machine room-less elevator of embodiments of the invention 1.

Fig. 2 is the overall perspective view of the operation post device of Fig. 1.

Fig. 3 is the vertical view cutaway drawing of Fig. 1.

Fig. 4 is the block diagram of operation post device of the machine room-less elevator of embodiments of the invention 2.

The specific embodiment

Explanation is applicable to embodiments of the invention with reference to the accompanying drawings, and among each embodiment, the mark prosign describes on same, equal member or position.

[embodiment 1]

Fig. 1 is the major part sectional view of the machine room-less elevator of embodiments of the invention 1, and Fig. 2 is the overall perspective view of the operation post device 50 of Fig. 1, and Fig. 3 is the vertical view cutaway drawing of Fig. 1.

This machine room-less elevator comprises: be fixed in a plurality of carriages 14 on the two side in the hoist trunk 1 along the vertical direction, with interval; Be fixed on this carriage 14, a pair of car that extends of direction is with guide rail 7 up and down; The car 5 that is subjected to this car to carry out lifting with guide rail 7 guiding; In hoist trunk 1, be subjected to balance block with guide rail 8 guiding carrying out lifting, simultaneously with the balance block 6 of the up-and-down movement interlock of car 5.Be arranged at hoist trunk 1 the top, be fixed on balance block with the supporting station 9 on the guide rail 8; Be arranged on this supporting station 9, as the equipment that constitutes by rope sheave 11 and motor 12, be winch 10; Be fixed in the internal face at the top of hoist trunk 1, as the equipment that the driving of winch 10 is controlled, be control convenience 13; By rope sheave 11 and car 5 and balance block bonded assembly master rope 16; And be arranged at the top of hoist trunk 1, telescopic operation post device 50.

Operation post device 50 has: the operator maintains, the operation post 30 of the section コ word shape of maintenance activity; Be fixed in the pair of holders 38 of section L word shape of the top ceiling surface of hoist trunk 1; One end is rotated and to be arranged at retainer 38 freely and the other end is rotated scaling device on the pair of upstanding sheet 30a that is arranged at operation post 30 freely, is suspender 31; Be fixed in the pars intermedia of erected piece 30a and the guiding elements 33 that slides freely with guide rail 7 along car; And but rough ground is arranged at the pair of armrests 32 of U word shape at the both ends of erected piece 30a.

Operation post device 50 also has: be fixed in the top of carriage 14 and form hill holder 34 to operation post 30 side bevelled dip plane (not shown) in the upper surface; The elastic force that utilizes spring 35a to a side erected piece 30a to the hill holder 34 side application of forces, can be inserted in the stop pin 35 among the stop hole 34a of hill holder 34; The switch 36 that is fixed in hill holder 34, carries out start with the front end face butt that runs through the stop pin 35 of stop hole 34a; Open between the erected piece 30a that is located at retainer 38 and operation post 30,4 springs 51 of operation post 30 to the retainer 38 side application of forces; And one end and the superiors building of a side retainer 38 take advantage of the withdrawer 37 of the rope shape that the end of mouthful 2 sides is connected, suspending in midair downwards.

Suspender 31 links long leg 31a and short leg 31b rotation freely by pin 31c, and long leg 31a, short leg 31b are that rotate at the center with pin 31c separately, and operation post 30 relative retainers 38 carry out the up-and-down movement of parallel shape.

In addition, by scaling device, be suspender 31 and open and to be located between retainer 38 and the operation post 30, operation post 30 has been constituted the operation post displacement device to the spring 51 of the retainer 38 side application of forces.

Below, in the machine room-less elevator to said structure, the maintenance, the maintenance activity that are arranged at the winch 10, control convenience 13 etc. at the top of hoist trunk 1 describe in proper order.

Do not maintain usually, when keeping in repair, operation post device 50 utilizes the elastic force of spring 51, suspender 31 is bearing in the position of putting with the top ceiling lateral deviation of hoist trunk 1 with folding state.

When maintenance, maintenance, the elastic force that the operator uses withdrawer 37 to overcome spring 51 takes advantage of mouthful floor 4 to leave behind from the superiors building operation post 30.When this is left behind, because of guiding elements 33 slides with guide rail 7 along car, so operation post 30 leaves from retainer 38 under the parallel state guaranteeing.

Then, the operator is by leaving behind withdrawer 37, operation post 30 is descended, meanwhile, protrude and utilize the stop pin 35 of the elastic force of spring 35a from erected piece 30a to the hill holder 34 side application of forces, be inserted among the stop hole 34a of hill holder 34 in its front end face pushing dip plane, the result stops operation post 30.

At this moment, stop pin 35 runs through among the stop hole 34a, the leading section of stop pin 35 and switch 36 butts.The result is switch 36 starts, elevator is switched to car 5 do not rise to the maintenance mode that operation post more than 30, promptly can not collide.

Then, the operator takes advantage of mouthful floor 4 to climb up operation post 30 from the superiors building, the handrail 32 of pull-up lodging state, to the winch 10 at the top that is arranged at hoist trunk 1, control convenience 13 etc. maintain, maintenance activity.

After maintenance, maintenance activity finished, the operator transferred to the superiors building from operation post 30 and takes advantage of on mouthful floor 4.

Then, the operator refunds rope 52 with the end bonded assembly of operation post 30 sides of an end and stop pin 35 and draws toward the front, and stop pin 35 is extracted from stop hole 34a, and the card that can remove 35 couples of stop hole 34a of stop pin thus ends.The result is that operation post 30 elastic force that utilizes spring 51 is folding with suspender 31, is biased in the top ceiling side of hoist trunk 1, reverts to not carry out the common state that maintains, keep in repair.

Adopt this machine room-less elevator, for example hinder for some reason and car 5 has been stopped to take advantage of from the superiors building simply the occasion of the below that mouthful floor 4 climbs up, by brake actuation that the drg of winch 10 is open, operation is adjusted in the position of the car 5 of the sort of trouble in position that does not need to carry out making car 5 take advantage of mouthful floor 4 to rise to from the superiors building and can climb up, the simple operation of operator by using withdrawer 37 to make operation post 30 take advantage of mouthful floor 4 to descend from the superiors building can be guaranteed the standing ground that operation is used.

Again, the operation post displacement device leaves from the ceiling surface side of hoist trunk 1 when maintenance, maintenance, forms to have the space that makes the operator can maintain, keep in repair on operation post 30, do not maintaining, when keeping in repair, making operation post 30 be indexed to the ceiling surface side.This operation post displacement device is made of suspender 31 and spring 51 simple members.

Again, on operation post 30, be provided with along car and can slide up and down freely guiding elements 33, so operation post 30 can be along car with guide rail 7 lifting that is well on guide rail 7.

Again, on operation post 30, the stop pin of advancing and retreat 35 that protrudes towards the inwall of hoist trunk 1 is set, have the hill holder 34 of the stop hole 34a that can insert stop pin 35 in the inwall side setting of hoist trunk 1, stop pin 35 is inserted among the stop hole 34a, can be simply with operation post 30 location.

Again, on hill holder 34, because the switch of the lifting of car 5 being controlled with the front end face butt of the stop pin 35 that runs through stop hole 34a 36 is set, therefore, for example when the operator just carries out operation on operation post 30, can prevent that car 5 and operation post 30 from colliding.

Again, the handrail 32 that can rise and fall in the circumference setting of operation post 30, can improve the operation of operator on operation post 30, and, under the common state that does not maintain, keeps in repair, be offset to operation post device 50 volume compacts of the ceiling surface side of hoist trunk 1, can reduce the space of operation post device 50 usefulness at the top of hoist trunk 1.

In the foregoing description, suspender 31 has scaling device, but the tube that also can use path makes operation post 30 carry out up-and-down movement along the telescoping mechanism of axis direction in the enterprising line slip of internal face of the tube in big footpath.

[embodiment 2]

Fig. 4 is the main portion block diagram of the machine room-less elevator of embodiments of the invention 2.

This operation post device 60 has: the operator maintains, the operation post of maintenance activity 30; Be fixed in the both sides of this operation post 30, along car with slide freely guiding elements 33 of guide rail 7; But rough ground is arranged at the handrail 32 of the four directions U word shape on every side of operation post 30; One end is connected with operation post 30, with a pair of rope 39 of operation post 30 suspentions; Be connected with the other end of each rope 39, a pair of reel 41 of coiling rope 39; Run through a pair of reel 41 and both ends and rotate the axle 40 of supporting member 53 supportings on the internal face that is fixed on hoist trunk 1 freely; At the rolling piece 42 that is fixed between a pair of reel 41 on the axle 41; And leading section is connected with this rolling piece 42, the other end exports to the serving 43 that mouth 2 is taken advantage of in the superiors building.

This machine room-less elevator also has: be fixed in carriage 14 and form hill holder 34 to operation post 30 side bevelled dip plane (not shown) in the upper surface; The elastic force that can be arranged at operation post 30, utilizes spring 35a with advancing and retreat to hill holder 34 application of forces, can be inserted in the stop pin 35 among the stop hole 34a of hill holder 34; And the switch 36 that is fixed in hill holder 34, carries out start with the front end face butt that runs through the stop pin 35 of stop hole 34a.In addition, the structure of hill holder 34, spring 35a, switch 36 is identical with embodiment 1, does not illustrate among Fig. 4.

Below, in the machine room-less elevator to said structure, the maintenance, the maintenance activity that are arranged at the winch 10, control convenience 13 etc. at the top of hoist trunk 1 describe.

Do not maintain usually, when keeping in repair, the other end of serving 43 is limited to the superiors building and takes advantage of mouthfuls 2, operation post 30 is supported in the position of putting with the top ceiling lateral deviation of hoist trunk 1.

Maintain, when keeping in repair, the superiors take advantage of in the building mouthfuls 2 operator that the card of serving 43 is ended and remove, Yi Bian live the deadweight that serving 43 utilizes operation post 30 with handgrip on one side then, rolling piece 42, reel 41 are descended rotationally.When this is left behind, because of guiding elements 33 slides with guide rail 7 along car, so operation post 30 is guaranteeing that the top ceiling from hoist trunk leaves under the parallel state.

Operation post 30 descends, meanwhile, protrude and utilize the stop pin 35 of the elastic force of spring 35a to the hill holder 34 side application of forces from operation post 30, be inserted among the stop hole 34a of hill holder 34 in its front end face pushing dip plane, the result stops operation post 30.

Then, the operator takes advantage of mouthfuls 4 to climb up operation post 30 from the superiors building, the handrail 32 in the four directions of pull-up lodging state, to the winch 10 at the top that is arranged at hoist trunk 1, control convenience 13 etc. maintain, maintenance activity.

After maintenance, maintenance activity finished, operator's handrail 32 that fell was transferred to the superiors building from operation post 30 and is taken advantage of mouthful floor 4.

Then, the operator refunds rope 52 with the end bonded assembly of operation post 30 sides of an end and stop pin 35 and draws toward the front, and stop pin 35 is extracted from stop hole 34a, and the card that can remove 35 couples of stop hole 34a of stop pin thus ends.Secondly, the operator draws serving 43 to the front, by rolling piece 42, reel 41 are rotated, operation post 30 is biased to the ceiling surface side of hoist trunk 1, at last the other end of serving 43 and the superiors building are taken advantage of mouthfuls 2 fastener (not shown) card to end, returned to and do not carry out the state that maintains, keep in repair.

Adopt this machine room-less elevator, the operation post displacement device has: an end is connected with operation post 30 and the other end is connected with reel 41, with the suspention of operation post 30 suspention with rope 39; Run through the axle 40 of reel 41; Connect this rolling piece of 40 42; And one the end be connected with this rolling piece 42, the other end exports to the coiling taken advantage of mouthful in the superiors building with rope 43, available simple structure makes operation post 30 liftings.

In sum, the present invention is applicable to the machine room-less elevator that need maintain, keep in repair the winch of being located at the hoist trunk top, control convenience etc.

Claims

1. a machine room-less elevator is characterized in that, comprising:

Hoist trunk;

Be arranged at car guide rail and balance block guide rail in this hoist trunk;

Be subjected to described car to carry out the car of lifting with rail guidance, in described hoist trunk;

Be subjected to described balance block to carry out the balance block of lifting with rail guidance, in described hoist trunk;

The equipment that is arranged at described hoist trunk top, described car is driven;

Be located at described top, have the operator and carry out the maintenance, when maintenance of described equipment operation post device as the operation post of standing ground,

Described operation post device comprises the operation post displacement device, it leaves from the ceiling surface side of described hoist trunk when described maintenance, maintenance, formation has the space that makes the operator can maintain, keep in repair on described operation post, when not carrying out described maintenance, maintenance, make described operation post be indexed to described ceiling surface side

Described operation post displacement device has: the suspention rope that an end is connected with described operation post and the other end is connected with reel, suspend in midair operation post; Run through the axle of described reel; Connect this rolling piece; And one the end be connected with this rolling piece, the other end exports to the coiling rope that the superiors building is taken advantage of mouthful, by drawing described coiling rope, makes described operation post be indexed to described ceiling surface side.

2. machine room-less elevator as claimed in claim 1 is characterized in that, on described operation post, is provided with along described car and can slides up and down freely guiding elements with guide rail.

3. machine room-less elevator as claimed in claim 1, it is characterized in that, on described operation post, the stop pin of advancing and retreat to the inwall protrusion of described hoist trunk is set, the hill holder that has the stop hole that can insert stop pin in the inwall side setting of described hoist trunk, described stop pin is inserted in the described stop hole, described operation post can be fixed on the maintenance activity position.

4. machine room-less elevator as claimed in claim 3 is characterized in that, on described hill holder, is provided with and runs through the front end face butt of described stop pin of described stop hole and switch that the lifting of described car is controlled.

5. machine room-less elevator as claimed in claim 1 is characterized in that, the handrail that can rise and fall in the circumference setting of described operation post.