CN1247428C - Elevator cage and elevator - Google Patents

Elevator cage and elevator Download PDF

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Publication number
CN1247428C
CN1247428C CN01811244.7A CN01811244A CN1247428C CN 1247428 C CN1247428 C CN 1247428C CN 01811244 A CN01811244 A CN 01811244A CN 1247428 C CN1247428 C CN 1247428C
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CN
China
Prior art keywords
cage
railing member
railing
guard grating
state
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN01811244.7A
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Chinese (zh)
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CN1436147A (en
Inventor
下宫浩志
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Electric Corp
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Mitsubishi Electric Corp
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Filing date
Publication date
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of CN1436147A publication Critical patent/CN1436147A/en
Application granted granted Critical
Publication of CN1247428C publication Critical patent/CN1247428C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66BELEVATORS; ESCALATORS OR MOVING WALKWAYS
    • B66B5/00Applications of checking, fault-correcting, or safety devices in elevators
    • B66B5/0043Devices enhancing safety during maintenance
    • B66B5/005Safety of maintenance personnel
    • B66B5/0081Safety of maintenance personnel by preventing falling by means of safety fences or handrails, being operable or not, mounted on top of the elevator car

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  • Maintenance And Inspection Apparatuses For Elevators (AREA)
  • Cage And Drive Apparatuses For Elevators (AREA)
  • Elevator Door Apparatuses (AREA)

Abstract

The present invention provides an elevator cage and an elevator device thereof. Stationary members (8) which can be inserted and disengaged are arranged on a safety fence assembled at the upper part (1a) of the elevator cage (1), and are fixed in the opening direction of a landing inlet when the safety fence is laid down. Therefore, operators can take off the stationary members (8) to land into the upper part (1a) of the elevator cage when maintenance is carried out, and operation which is carried out under the condition that the safety fence is not installed can be avoided by using the stationary members (8) to assemble the safety fence.

Description

Cage and lift appliance thereof
Technical field
The present invention relates to cage and lift appliance thereof, be specifically related to the cage and the lift appliance thereof of the guard grating that a kind of time protection operator operation that has the maintenance of lift appliance on cage top uses.
Background technology
In the past, the known cage that the fallen formula guard grating that a kind of maintenance that has lift appliance on cage top uses is arranged.
Below with reference to Fig. 5 known cage is described.Fig. 5 a and Fig. 5 b be the expression known cage maintenance the time state block diagram and lateral plan.As shown in the drawing, the guard grating of being located at the cage top 1a of cage 1 mainly is made of post member 4a, 4b, railing member 5 and the arm component 6 of support member 3, front and back.
Wherein, support member 3 is fixedly arranged on cage top 1a.And the end of the post member 4a of front side can be engaged with the central portion of support member 3 by pin with reversing.The end of the post member 4b of rear side by pin can reverse with the engaged at end of support member 3.Again, an end of railing member 5 by pin can reverse with the engaged at end of the post member 4a of front side.The other end of railing member 5 by the pin that is linked to 2 post member 4b can reverse with the engaged at end of the post member 4b of rear side.And, an end of arm component 6 by pin can reverse engage with the central portion of the post member 4b of rear side, the other end by pin can reverse from the central portion of support member 3 and near the engagement position the jamb members 4b of back.
At this, arm component 6 mainly is made of 2 sheet material that engages with pin and brake component that the revolution of being located near 2 sheet materials this pin is limited.And when the lift appliance maintenance, at first, the operator logins cage top 1a from door 2 the direction of being located at cage 1.Secondly, erect guard grating, and limit the gyroscopic movement of 2 sheet materials of arm component 6 by brake component.Like this, reversing between each parts also is limited.Then, the operator is on one side by guard grating protection self, under situation about not dropping carry out required operation on one side.
Fig. 5 c is the lateral plan of the state of the known cage of expression when common.As shown in the drawing, during common beyond when maintenance, guard grating is folding in order to ensure the space of cage 1 top.Specifically, remove the brake component of arm component 6,2 sheet materials can be turned round by pin.Like this, each parts can turn round because of pin portion, thereby guard grating is folding.
Yet in this known cage, because guard grating is plane folding with respect to cage top 1a, therefore, the operator can easily login cage top 1a not installing under the situation of guard grating.And the operator can operate under the former state state that guard grating does not erect, and therefore, exists and can not prevent the problem that the operator drops from cage reliably.
For this reason, the present invention is for solving the problem of this traditional cage, reliably guard grating erected, can be prevented cage and lift appliance thereof that the operator drops from cage reliably by the operator when its purpose is to provide a kind of maintenance.
Summary of the invention
Cage of the present invention has on cage top can be from taking advantage of the guard grating of the fallen formula logined of inlet, guard grating has the pillar component, the railing member that can engage with this pillar component that are fixed on cage top with reversing, when this railing member is erected the railing member is fixed into the state that can not fall down can insert the stationary member that takes off, and stationary member was fixed in when the railing member was fallen describedly to be taken advantage of the standard width of a room in an old-style house direction of inlet and will take advantage of inlet to block.Thus, the operator takes off stationary member in order to login cage top when carrying out maintenance, uses this stationary member that guard grating is installed, and can avoid not carrying out operation under the situation of guard grating installing.
Again, cage of the present invention is on cage top, having can be from taking advantage of the guard grating of the fallen formula logined of inlet, guard grating has the pillar component, the railing member that can engage with this pillar component that are fixedly arranged on cage top with reversing, when this railing member is erected the railing member is fixed into the state that can not fall down can insert the stationary member that takes off, and the railing member formed the form that will take advantage of inlet to block when this railing member was fallen.Thus, the operator will block the bar member in order to login cage top and erect and install guard grating when carrying out maintenance, can avoid not carrying out operation under the situation of guard grating installing.
Again, the present invention is on above-mentioned cage, and pillar component has the brake component of the railing member degreeof turn that restriction can reverse.Thus, during except maintenance, the railing member was fallen at an arbitrary position, can prevent reliably that the operator from logining cage top.
Again, the present invention is to be on above-mentioned cage, and the railing member formed the form that cage top is covered when falling the railing member.Thus, because of behind the railing member that fell, operator's standing ground can not be guaranteed, and can not uprightly carry out the operation on cage top so can prevent the operator under the state behind the railing member that fell.
Again, the present invention is the cage that has above-mentioned improvement in lift appliance.Thus, when maintenance, carry out operation after reliably guard grating being erected, can avoid not carrying out operation under the situation of guard grating installing.
Description of drawings
Fig. 1 a and Fig. 1 b are the state of expression when being suitable for the maintenance of the 1st cage of the present invention and the block diagram of the state usually time the thereof.
Fig. 2 a and Fig. 2 b are the state of expression when being suitable for the maintenance of the 2nd cage of the present invention and the block diagram of the state usually time the thereof.
Fig. 3 a and Fig. 3 b are the state of expression when being suitable for the maintenance of the 3rd cage of the present invention and the block diagram of the state usually time the thereof.
Fig. 4 a and Fig. 4 b are the state of expression when being suitable for the maintenance of the 4th cage of the present invention and the block diagram of the state usually time the thereof.
Fig. 5 a and Fig. 5 b are the block diagram and the lateral plans of the state when representing the maintenance of cage in the past, the lateral plan of the state when Fig. 5 c is cage common of representing in the past.
The specific embodiment
In order to further describe the present invention, describe referring now to accompanying drawing.
Fig. 1 is the block diagram of the cage (cage chamber) of expression the 1st embodiment of the present invention.The block diagram of the state when specifically, the block diagram of the state when Fig. 1 a is the maintenance of cage of the 1st embodiment, Fig. 1 b are cage common of the 1st embodiment.
In Fig. 1 a and Fig. 1 b, the 1st, cage, people or goods can be come in and gone out from door 2 (cage gangway).
1a is the cage top of cage 1, and cage top 1a (outside of cage) is provided with the guard grating (guard rail on the cage) of the formula of can falling.Again, cage top 1a forms flat condition, and the operator can login and carry out the maintenance operation above it.
The guard grating of being located at cage top 1a mainly is to be made of pillar component 9, railing member 7, stationary member 8, and door 2 sides are open, becomes the inlet of taking advantage of that the operator uses.And the material of these members for example is steel, through having the section shape of L word after the bending machining.
Wherein, 4 pillar components 9 are fixedly arranged on each corner portion of cage top 1a respectively with methods such as welding.In addition, the top of 2 pillar components 9 that is fixedly arranged on door 2 sides is formed with support 13 with methods such as welding.Again, the end of pillar component 9 has the slotted hole that can insert stepped screw 11.
And the end of railing member 7 has the female threaded portion that stepped screw 11 is installed, and has the screw threads for fastening that can insert screw 12 in the bight and uses the hole.And railing member 7 is inserted between the pillar component 9 of door pillar component 9 of 2 sides and rear side (and reverse side of door 2), can combine with pillar component 9 by the stepped screw 11 that runs through slotted hole with reversing.Again, the both ends of stationary member 8 have female threaded portion, can be fastening with both sides' railing member 7 by the fastening screw 12 with the hole of the screw that runs through railing member 7.
At first illustrate said structure guard grating take in the order.As shown in Figure 1a, when maintenance,, stationary member 8 is fastened between 2 railing members 7 with screw 12 for the revolution to these railing members 7 under the state that 2 railing members 7 are erected limits.Again, the stationary member 8 of this state is the same with railing member 7, the railing effect of the guard grating when also playing operation.And the operator carries out operation with door 2 sides of cage top 1a as taking advantage of inlet to login cage top 1a.
Secondly, when maintenance finished, the stationary member 8 that railing member 7 will be fixed in by the operator in elder generation took off.Then, railing member 7 is slided upward along the shape of the slotted hole of pillar component 9, fell to the direction of arrow of Fig. 1 b then.At last, the operator gets off from cage top 1a, stationary member 8 is fixed on the support 13 of pillar component 9.
Otherwise, from the common sequence of erection of the guard grating when the maintenance, then with the reversed in order of taking in of above-mentioned guard grating.
As mentioned above, during common beyond when maintenance, stationary member 8 is installed in cage top 1a door 2 sides about the support 13 of pillar component 9 on, login cage top 1a to stop the operator.That is, stationary member 8 is fixed in the standard width of a room in an old-style house direction of taking advantage of inlet of guard grating, and the operation that the operator comes in and goes out is blocked with the space.Like this, the operator must take off the stationary member 8 in face of being positioned at when maintenance begins, and with this prerequisite as the assembling guard grating.Can get rid of the possibility of carrying out operation under the state that erects guard grating thus forgetting.
Fig. 2 is the block diagram of the cage of expression the 2nd embodiment of the present invention.The block diagram of state when specifically, the block diagram of the state when Fig. 2 a is the maintenance of cage of the 2nd embodiment, Fig. 1 b are cage common of the 2nd embodiment.
This 2nd embodiment mainly is that the structure of pillar component 9 is different with above-mentioned the 1st embodiment.That is, shown in Fig. 2 a and Fig. 2 b, be provided with brake component 9a at the central portion of pillar component 9.Brake component 9a is a kind of shape that the part of pillar component 9 is become approximate right angle from original state bending machining.And shown in Fig. 2 b, brake component 9a a kind ofly limited the member that its degreeof turn is used in railing member 7 revolution after falling.
In addition, shown in Fig. 2 a, stationary member 8 is fastened to when maintenance on the railing member 7, is accommodated in institute's allocation of cage top 1a in the time of usually shown in Fig. 2 b.
Again, 14 tapes used of expression ligation, be a kind of railing member 7 with both sides folding after with the member of its ligation, like this, after railing member 7 ligation, can be fixed into the state of taking advantage of inlet to be plugged reliably with both sides.
Again, the formation of other parts is identical with above-mentioned the 1st embodiment with effect.
As mentioned above, during common beyond when maintenance, login cage top 1a in order to stop the operator, both sides' railing member 7 is in folded state.That is, the 7 couples of operators of railing member after falling come in and go out and block with the space in operation.Like this, the operator is when the beginning maintenance, and the railing member 7 in face of must will being positioned at erects, and makes it become the prerequisite of assembling guard grating.Thus, can get rid of the possibility of carrying out operation under the situation that guard grating is erected forgetting.
Fig. 3 is the block diagram of the cage of expression the 3rd embodiment of the present invention.The block diagram of the state when specifically, the block diagram of the state when Fig. 3 a is the maintenance of cage of the 3rd embodiment, Fig. 3 b are cage common of the 3rd embodiment.
This 3rd embodiment mainly is that the formation of railing member 7 and pillar component 9 is different with above-mentioned the 2nd embodiment.That is, shown in Fig. 3 a and Fig. 3 b, the cooresponding member of brake component 9a with Fig. 2 is not set at the central portion of pillar component 9.Like this, in case railing member 7 revolution and falling, then its front end with cage top 1a state of contact under stop its revolution.And shown in Fig. 3 b, the operation that the 7 couples of operators of railing member after folding login is blocked with the space.
On railing member 7, adopt method such as welding that stay 10 almost parallel shape ground are engaged with its railing portion again.Like this, shown in Fig. 3 b, when falling railing member 7,10 couples of operators' of stay standing ground blocks.That is, the railing member 7 with stay 10 covers cage top 1a, and the working space of cage top 1a is blocked.
As mentioned above, during common beyond when maintenance, railing member 7 forms folded state, to stop the operator to login cage top 1a, and, because of being provided with stay 10, can not guarantee operator's standing ground, under the state of railing member 7 that fell, carry out the operation of cage top 1a so can prevent the operator reliably.Thus, can get rid of the possibility of carrying out operation under the situation that guard grating is erected forgetting.
Fig. 4 is the block diagram of the cage of expression the 4th embodiment of the present invention.The block diagram of the state when specifically, the block diagram of the state when Fig. 4 a is the maintenance of cage of the 4th embodiment, Fig. 4 b are cage common of the 4th embodiment.
This 4th embodiment mainly is that the formation of railing member 7 and pillar component 9 is different with above-mentioned the 2nd embodiment.That is, shown in Fig. 4 a and Fig. 4 b, the cooresponding member of brake component 9a with Fig. 2 is not set at the central portion of pillar component 9.Again, railing member 7 overlaps the outside of pillar component 9 and can engage with pillar component 9 with reversing.
Specifically, have the screw threads for fastening that to insert stepped screw 11 in the end of railing member 7 and use the hole.In addition, pillar component 9 is fixedly arranged on each corner portion of cage top 1a respectively by methods such as welding.Has the female threaded portion that stepped screw 11 is installed in the end of pillar component 9 again.And railing member 7 can combine with pillar component 9 by stepped screw 11 with reversing.
In the guard grating of said structure, when maintenance finishes, at first the state during from the maintenance shown in Fig. 4 a will take off with the fastening stationary member 8 of railing member 7 by the operator, be accommodated in institute's allocation of cage top 1a.Then, the operator is on one side to the direction of arrow of Fig. 4 b railing member 7 that fell, on one side get off from cage 1.
At this, in this 4th embodiment, the cooresponding member of brake component 9a with Fig. 2 is not set.But shown in Fig. 4 b, fell, and,, can not turn round excessively so railing member 7 stops at this position then because of the leading section of pillar component 9 and a part of butt of railing member 7 inwalls in case make 7 revolutions of railing member.In addition, by the front end shape of change pillar component 9, can set railing member 7 to a certain extent arbitrarily can rotating angle.
As mentioned above, in order to stop the operator to login cage top 1a, railing member 7 is in folded state during operator's common beyond when carrying out maintenance.That is, the 7 couples of operators of railing member after falling come in and go out and block with the space in operation.Like this, the operator is when the beginning maintenance, and the railing member 7 in face of must will being positioned at erects, and makes it become the prerequisite of assembling guard grating.Thus, can get rid of the possibility of carrying out operation under the situation that guard grating is erected forgetting.
Utilizability on the industry
As mentioned above, cage of the present invention has on cage top can be from taking advantage of the guard grating of the fallen formula logined of inlet, guard grating has the pillar component, the railing member that can engage with this pillar component that are fixed on cage top with reversing, when this railing member is erected the railing member is fixed into the state that can not fall down can insert the stationary member that takes off, and stationary member was fixed in when the railing member was fallen describedly to be taken advantage of the standard width of a room in an old-style house direction of inlet and will take advantage of inlet to block.Thus, the operator takes off stationary member in order to login cage top when carrying out maintenance, uses this stationary member that guard grating is installed, and can avoid not carrying out operation under the situation of guard grating installing.
Again, cage of the present invention is on cage top, having can be from taking advantage of the guard grating of the fallen formula logined of inlet, guard grating has the pillar component, the railing member that can engage with this pillar component that are fixedly arranged on cage top with reversing, when this railing member is erected the railing member is fixed into the state that can not fall down can insert the stationary member that takes off, and the railing member formed the form that will take advantage of inlet to block when this railing member was fallen.Thus, the operator will block the bar member in order to login cage top and erect and install guard grating when carrying out maintenance, can avoid not carrying out operation under the situation of guard grating installing.
Again, the present invention is on above-mentioned cage, and pillar component has the brake component of the railing member degreeof turn that restriction can reverse.Thus, during except maintenance, the railing member was fallen at an arbitrary position, can prevent reliably that the operator from logining cage top.
Again, the present invention is to be on above-mentioned cage, and the railing member formed the form that cage top is covered when falling the railing member.Thus, because of behind the railing member that fell, operator's standing ground can not be guaranteed, and can not uprightly carry out the operation on cage top so can prevent the operator under the state behind the railing member that fell.
Again, the present invention is the cage that has above-mentioned improvement in lift appliance.Thus, when maintenance, carry out operation after reliably guard grating being erected, can avoid not carrying out operation under the situation of guard grating installing.

Claims (5)

1. cage has on cage top and can it is characterized in that from taking advantage of the guard grating of the fallen formula that inlet logins,
Described guard grating has the pillar component (9) that is fixed on described cage top, the railing member (7) that can engage with this pillar component with reversing, can insert the stationary member (8) that takes off in that this railing member (7) is fixed into the state that can not fall down with described railing member (7) when erecting
Described stationary member (8) blocks the described inlet of taking advantage of described railing member (7) being fixed in the described standard width of a room in an old-style house direction of taking advantage of inlet when falling.
2. cage on cage top, has and can it is characterized in that from taking advantage of the guard grating of the fallen formula that inlet logins,
Described guard grating has the pillar component (9) that is fixedly arranged on described cage top, the railing member (7) that can engage with this pillar component with reversing, can insert the stationary member (8) that takes off in that this railing member (7) is fixed into the state that can not fall down with described railing member (7) when erecting
Described railing member (7) formed the form that will take advantage of inlet to block when this railing member was fallen.
3. cage as claimed in claim 2 is characterized in that, described pillar component has the brake component of the described railing member degreeof turn that reverses of restriction.
4. as claim 2 or 3 described cage, it is characterized in that described railing member formed the form that described cage top is covered when falling the railing member.
5. a lift appliance is characterized in that, has aforesaid right requirement 1~4 each described cage.
CN01811244.7A 2001-04-17 2001-04-17 Elevator cage and elevator Expired - Fee Related CN1247428C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2001/003264 WO2002085773A1 (en) 2001-04-17 2001-04-17 Elevator cage and elevator

Publications (2)

Publication Number Publication Date
CN1436147A CN1436147A (en) 2003-08-13
CN1247428C true CN1247428C (en) 2006-03-29

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CN01811244.7A Expired - Fee Related CN1247428C (en) 2001-04-17 2001-04-17 Elevator cage and elevator

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EP (1) EP1386876B1 (en)
JP (1) JP4839566B2 (en)
CN (1) CN1247428C (en)
WO (1) WO2002085773A1 (en)

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CN108249263A (en) * 2018-01-26 2018-07-06 苏州沃诺斯精密机械有限公司 A kind of lift car with protective fence
CN109476457A (en) * 2016-07-15 2019-03-15 三菱电机株式会社 Lift appliance
CN109843774A (en) * 2016-10-27 2019-06-04 三菱电机株式会社 The car upper handrail device of elevator

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CN109476457B (en) * 2016-07-15 2020-05-26 三菱电机株式会社 Elevator device
CN109843774A (en) * 2016-10-27 2019-06-04 三菱电机株式会社 The car upper handrail device of elevator
CN109843774B (en) * 2016-10-27 2020-12-11 三菱电机株式会社 Handrail device on car of elevator
CN108016974A (en) * 2018-01-26 2018-05-11 苏州沃诺斯精密机械有限公司 A kind of elevator frame
CN108249263A (en) * 2018-01-26 2018-07-06 苏州沃诺斯精密机械有限公司 A kind of lift car with protective fence

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Publication number Publication date
JP4839566B2 (en) 2011-12-21
CN1436147A (en) 2003-08-13
WO2002085773A1 (en) 2002-10-31
JPWO2002085773A1 (en) 2004-08-12
EP1386876B1 (en) 2014-05-14
EP1386876A4 (en) 2004-06-23
EP1386876A1 (en) 2004-02-04

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