CN202390048U - Lift overhaul safety device - Google Patents

Lift overhaul safety device Download PDF

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Publication number
CN202390048U
CN202390048U CN2011205578965U CN201120557896U CN202390048U CN 202390048 U CN202390048 U CN 202390048U CN 2011205578965 U CN2011205578965 U CN 2011205578965U CN 201120557896 U CN201120557896 U CN 201120557896U CN 202390048 U CN202390048 U CN 202390048U
Authority
CN
China
Prior art keywords
elevator
triggering part
lift
strut member
switch
Prior art date
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
CN2011205578965U
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Chinese (zh)
Inventor
朱卫华
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.)
SJEC Corp
Original Assignee
SJEC Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by SJEC Corp filed Critical SJEC Corp
Priority to CN2011205578965U priority Critical patent/CN202390048U/en
Application granted granted Critical
Publication of CN202390048U publication Critical patent/CN202390048U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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  • Maintenance And Inspection Apparatuses For Elevators (AREA)

Abstract

The utility model discloses a lift overhaul safety device. A trigger assembly rotates to different positions, and correspondingly a lift is in a normal working state and an overhaul state; when normally working, the lift locks the trigger assembly depending on a locking mechanism, and the trigger assembly triggers a first switch and is separated from a second switch so as to ensure the normal running of the lift; when the lift needs to be overhauled, the locking mechanism is released so that the trigger assembly can rotate to another position, triggers the second switch, is separated from the first switch and forbids the running of the lift, and the bearing surface of a supporting assembly bears the trigger assembly, thus if the lift unexpectedly falls down during overhauling, the buffer of the bottom of a lift bridge impacts the trigger assembly of the bearing surface, the trigger assembly stops the lift and prevents the lift from further dropping down, and workers overhauling the lift in a bottom pit can be protected by a safe space between the supporting assembly and the bottom pit so that casualty accidents are prevented.

Description

A kind of elevator maintenance safety device
Technical field
the utility model relates to a kind of elevator maintenance safety device.
Background technology
if falling unexpectedly appears in elevator, then can hurt the service personnel that carries out service work at pit when elevator overhauls, cause safety misadventure.
Summary of the invention
are if thereby the purpose of the utility model provides the elevator maintenance time falls then can strike the maintenance safety device that the triggering part in time makes elevator stop.
are for achieving the above object; The technical scheme that the utility model adopts is: a kind of elevator maintenance safety device; Comprise the strut member that is fixed on the cage guide, rotate the triggering part that is arranged on the said strut member, be arranged on and after being touched, send first switch that allows the elevator run signal on the said strut member, be arranged on the said strut member and can after being touched, send the second switch of forbidding the elevator run signal; Said triggering part is positioned at the below at the bottom of the elevator sedan-chair; The survival space that can hold service personnel is arranged between said strut member and the elevator pit, have on the said strut member can the said triggering part of support the support face, said elevator has normal working and inspecting state; When said elevator is in normal working; Said triggering part touches said first switch, and this triggering part and said second switch are separated, and this triggering part breaks away from the support face of said strut member; When said elevator was in inspecting state, said triggering part and said first switch were separated, and this triggering part touches said second switch, and the triggering part is stated in said support face support residence; When said elevator was in inspecting state and this elevator and accidental falling occurs, the energy disperser at the bottom of this elevator sedan-chair impinged upon on the triggering part of said support face; Be provided with the lockout mechanism that when said elevator is in normal working, locks this triggering part between said triggering part and the said strut member.
preferably, said support face is horizontally disposed with, said triggering part is strip, when said elevator was in normal working, said triggering part vertically was provided with; When said elevator was in inspecting state, said triggering part was horizontally set on the said support face of level.
are as a kind of concrete embodiment; Said lockout mechanism comprises perforation, the latch that is opened on said strut member, the said triggering part; When said elevator was in normal working, said latch was inserted in the perforation of said strut member and said triggering part.
owing to the utilization of technique scheme, the utility model compared with prior art has advantage: trigger part to different position through rotating, be in normal working and inspecting state corresponding to elevator; When the elevator normal operation, rely on lockout mechanism to lock the triggering part, trigger part and touch first switch this moment; And be separated with second switch, guarantee that like this elevator normally moves, when needs maintenance elevator; The mechanism that unlocks can rotate like this and trigger part to another position, makes that triggering part touches second switch; And be separated with first switch, forbid the elevator operation, this moment, the support face support of strut member firmly triggered part; If falling unexpectedly appearred between turn(a)round in elevator, then the energy disperser at the bottom of the elevator sedan-chair can impinge upon on the triggering part of support face, through triggering part elevator is stopped; Stop further falling of elevator, the survival space between strut member and the pit can be protected the staff who in pit, overhauls, and avoids occurring casualty accident.
Description of drawings
Accompanying drawing 1 is the scheme drawing of the utility model;
Accompanying drawing 2 is an I place enlarged drawing in the accompanying drawing 1;
Accompanying drawing 3 be in the accompanying drawing 2 A to scheme drawing;
Accompanying drawing 4 in the accompanying drawing 1 along the partial schematic diagram of analysing and observe of B-B direction, wherein trigger part vertically to be provided with, during corresponding to the elevator normal operation;
accompanying drawing 5 wherein triggers part to be horizontally set on the horizontal support face, when detecting corresponding to elevator for the partial schematic diagram of analysing and observe of the utility model.
The specific embodiment
The structure of the utility model is further set forth in below in conjunction with accompanying drawing.
are referring to shown in Fig. 1-5; A kind of elevator maintenance safety device comprises the strut member 2 that is fixed on the cage guide 1, rotates the triggering part 4 that is arranged on the strut member 2, is arranged on and can after being touched, sends first switch 6 that allows the elevator run signal on the strut member 2, be arranged on the strut member 2 and can after being touched, send the second switch 7 of forbidding the elevator run signal through turning cylinder 5.In Fig. 1, strut member 2 clamps guide rail 1 with pressing plate 11 matching and fixing, realizes strut member 2 fixing on guide rail 1.Trigger the below at the bottom of part 4 is positioned at the elevator sedan-chair, the survival space that can hold service personnel is arranged between strut member 2 and the elevator pit, have the support face 3 that can support triggers part 4 on the strut member 2; In Fig. 1, support face 3 is horizontally disposed with, and triggers part 4 and is strip; Elevator has normal working and inspecting state, corresponds respectively to triggering part 4 and is in the different rotation position, when elevator is in normal working; Trigger part 4 and vertically be provided with, trigger part 4 this moment and touch first switch 6, this triggering part 4 is separated with second switch 7; Guarantee the normal operation of elevator like this, as shown in Figure 4, trigger the support face 3 that part 4 breaks away from strut member 2; When needs maintenance elevator, rotate and trigger part 4 to level attitude, as shown in Figure 5; Horizontal support face 3 supports of strut member 2 firmly trigger part 4, trigger the part 4 and first switch 6 and are separated, and this triggers part 4 and touches second switch 7; The then elevator operation that is under an embargo is when elevator overhauls, if falling unexpectedly appears in elevator; Then the energy disperser at the bottom of the elevator sedan-chair can impinge upon on the level triggering part 4 of support face 3, through triggering part 4 elevator is stopped, and stops further falling of elevator; Survival space between strut member 2 and the pit can be protected the staff who in pit, overhauls, and avoids occurring casualty accident.Trigger between part 4 and the strut member 2 and be provided with the lockout mechanism 10 that when elevator is in normal working, locks this triggering part 4.This lockout mechanism 10 comprises perforation, the latch 8 that is opened on strut member 2, the triggering part 4; After the elevator maintenance finishes, will trigger part 4 and rotate to vertical position, as shown in Figure 1; Then latch 8 is inserted strut member 2 and the perforation that triggers part 4; Realize triggering the locking of part 4 on strut member 2, trigger part 4 simultaneously and touch first switch 6, elevator can normal operation.When needing the maintenance elevator; Latch 8 is extracted strut member 2 or triggered the perforation of part 4, then trigger on the support face 3 that part 4 can turn to level, touch second switch 7; Forbid the elevator operation, trigger part 4 through level and can stop the service personnel in the used during elevator falling injury pit.The operation of latch 8 for ease is provided with elastic component 9 between latch 8 and the strut member 2, and this elastic component 9 is used to provide latch 8 elastic-restoring forces; In Fig. 2-3, overcome the elastic-restoring force of elastic component 9, latch 8 is extracted the perforation that triggers part 4 after; Can rotate and trigger part 4, when triggering part 4 is repositioned to vertical position, under the elastic-restoring force of elastic component 9; Latch 8 inserts in the perforation that triggers part 4 automatically, locks to trigger part 4.

Claims (3)

1. elevator maintenance safety device; It is characterized in that: comprise the strut member that is fixed on the cage guide, rotate the triggering part that is arranged on the said strut member, be arranged on and after being touched, send first switch that allows the elevator run signal on the said strut member, be arranged on the said strut member and can after being touched, send the second switch of forbidding the elevator run signal; Said triggering part is positioned at the below at the bottom of the elevator sedan-chair; The survival space that can hold service personnel is arranged between said strut member and the elevator pit; Have on the said strut member can the said triggering part of support the support face; Said elevator has normal working and inspecting state, and when said elevator was in normal working, said triggering part touched said first switch; This triggering part and said second switch are separated, and this triggering part breaks away from the support face of said strut member; When said elevator was in inspecting state, said triggering part and said first switch were separated, and this triggering part touches said second switch, and the triggering part is stated in said support face support residence; When said elevator was in inspecting state and this elevator and accidental falling occurs, the energy disperser at the bottom of this elevator sedan-chair impinged upon on the triggering part of said support face; Be provided with the lockout mechanism that when said elevator is in normal working, locks this triggering part between said triggering part and the said strut member.
2. a kind of elevator maintenance safety device according to claim 1, it is characterized in that: said support face is horizontally disposed with, and said triggering part is strip, and when said elevator was in normal working, said triggering part vertically was provided with; When said elevator was in inspecting state, said triggering part was horizontally set on the said support face of level.
3. a kind of elevator maintenance safety device according to claim 1; It is characterized in that: said lockout mechanism comprises perforation, the latch that is opened on said strut member, the said triggering part; When said elevator was in normal working, said latch was inserted in the perforation of said strut member and said triggering part.
CN2011205578965U 2011-12-28 2011-12-28 Lift overhaul safety device Expired - Fee Related CN202390048U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011205578965U CN202390048U (en) 2011-12-28 2011-12-28 Lift overhaul safety device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011205578965U CN202390048U (en) 2011-12-28 2011-12-28 Lift overhaul safety device

Publications (1)

Publication Number Publication Date
CN202390048U true CN202390048U (en) 2012-08-22

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN2011205578965U Expired - Fee Related CN202390048U (en) 2011-12-28 2011-12-28 Lift overhaul safety device

Country Status (1)

Country Link
CN (1) CN202390048U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102514993A (en) * 2011-12-28 2012-06-27 江南嘉捷电梯股份有限公司 Safety device for elevator maintenance
CN110054047A (en) * 2019-04-16 2019-07-26 快意电梯股份有限公司 Elevator only stop device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102514993A (en) * 2011-12-28 2012-06-27 江南嘉捷电梯股份有限公司 Safety device for elevator maintenance
CN110054047A (en) * 2019-04-16 2019-07-26 快意电梯股份有限公司 Elevator only stop device

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20180502

Address after: 215122 28 Weixin Road, Suzhou Industrial Park, Suzhou, Jiangsu

Patentee after: Jiangnan Jiajie Lift Co., Ltd., Jiangsu

Address before: 215122 No. 718 Ting Ting Road, Suzhou Industrial Park, Jiangsu

Patentee before: SJEC Corporation

CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20120822

Termination date: 20201228