CN202296678U - Elevator buffer device and an elevator pit or car top safety overhauling device - Google Patents
Elevator buffer device and an elevator pit or car top safety overhauling device Download PDFInfo
- Publication number
- CN202296678U CN202296678U CN2011203633737U CN201120363373U CN202296678U CN 202296678 U CN202296678 U CN 202296678U CN 2011203633737 U CN2011203633737 U CN 2011203633737U CN 201120363373 U CN201120363373 U CN 201120363373U CN 202296678 U CN202296678 U CN 202296678U
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- elevator
- energy disperser
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- pit
- safety
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- Maintenance And Inspection Apparatuses For Elevators (AREA)
Abstract
The utility model relates to the technical field of elevator safety equipment, in particular to an elevator buffer device and an elevator pit or car top safety overhauling device. An elevator pit safety overhauling protection device comprises an elevator buffer device, a sensor and a first safety switch, wherein the elevator buffer device is arranged right below a car in the elevator pit; the sensor is arranged in the elevator pit; the first safety device cuts off an elevator safety circuit and enables the elevator to enter into an overhauling mode after the sensor detects that someone enters the elevator pit; the elevator buffer device comprises a buffer and a height adjusting device for controlling the lifting of the buffer; the height adjusting device controls the lifting of the buffer; when the elevator operates normally, the height adjusting device controls the buffer to go down so as to realize smaller elevator well pit building depth and top-layer building height; and for overhauling, the height adjusting device controls the buffer to go up so as to obtain enough safety overhauling space at the elevator pit and the top layer.
Description
Technical field:
The utility model relates to the elevator safety devices technical field, relates in particular to a kind of elevator buffer device and a kind of elevator pit or sedan-chair top safety inspection device.
Background technology:
As everyone knows, normally move for the long-term safety that guarantees elevator, elevator often or regularly need be maintained, in the process of maintenance, the maintainer to get in the elevator pit unavoidably or the sedan-chair top on carry out operation.Therefore, the requirement of clearly having stipulated the pit depth and the headroom height of elevator hoistways in " the GB7588 elevator is made and safety standard is installed " is to guarantee the personal safety of service personnel.For reaching this purpose; Traditional in the industry way is provided with energy disperser below car and Elevator weight sensor device in pit; And below energy disperser, be provided with water mud pier, thereby realize when car compacting energy disperser, enough safety inspection spaces being arranged at the bottom of the car; When counterweight compacting energy disperser, there are enough safety inspection spaces on the sedan-chair top, and then realizes the safety protection function to human body.Yet; The existing shortcoming of water mud pier formula fail-safe structure of this kind tradition is: pit requires dark and top layer is had relatively high expectations, and building cost is higher, especially for some old building transformings and outdoor when installing elevator additional; Some existing building height space are limited, bring difficulty for the installation of elevator.
At present; Existing on the market some advanced elevator pit maintenance protection system and methods that occur, for example the patent No. is 200710027819.7 Chinese invention patent disclosed a kind of " increasing the method and the elevator pit maintenance examination protection system in elevator pit maintenance safety space ".In the technical scheme of this patent application document; It is to be provided with and the corresponding maintenance protection device of car buffer quantity; Each maintenance protection device main body is a cylinder, and an end of cylinder has a bearing surface, and the other end of cylinder has installation portion; Each maintenance protection device is movably installed on the areal of support of car buffer through this installation portion; This maintenance protection device system removedly with the car buffer interlock, be formed with bearing surface in the cylinder upper end, the free vertical distance between this bearing surface and the car buffer areal of support is a fixed value; And this fixed value satisfies: when car is pressed on this bearing surface fully, at the bottom of the pit and the free vertical distance between the minimum parts of car be not less than 0.50M.
Yet; Though this kind elevator pit maintenance protection system and method can solve the existing problem of water mud pier formula fail-safe structure of aforementioned conventional; Play the effect of practicing thrift building cost, have progressive really, but when reality is used, but find still to have many deficiencies on himself structure and the in-use performance; Fail to reach best result of use and task performance, its weaknesses analysis is summarized as follows at present:
One, the use of its maintenance protection device is too loaded down with trivial details, and particularly, when the maintainer got into pit and overhauls, the maintainer need manually pull down the maintenance protection device from limiting bracket, be installed on the areal of support of car buffer through bolt then; After Awaiting Overhaul was accomplished, the maintainer needed again manually the maintenance protection device to be pulled down from energy disperser, retightens on limiting bracket then.Increase too much work capacity so for maintainer's operation, prolong production time, influence work efficiency, be unfavorable for market competition.
Two, the safety of protection is not strong; Its maintenance protection device needs the staff to get in advance in the pit just to work after the manual installation; Certainly will there be a potential safety hazard like this; Promptly after the staff gets into pit in the time that installs fully before the maintenance protection device, the staff is in not guard mode.
Three, fail to provide the solution that reduces the architectural top space, it is limited to reduce building cost.
The utility model content:
The main purpose of the utility model provides a kind of elevator buffer device and a kind of elevator pit or sedan-chair top safety inspection device, and it is easy to use, degree of automation is high, stable work in work and safer reliable.
For realizing above-mentioned purpose, the utility model adopts following technical scheme:
A kind of elevator buffer device; It comprises energy disperser; It comprises that also one is used to control the arrangement for adjusting height that this energy disperser goes up and down; Said arrangement for adjusting height includes the travel(l)ing rest that energy disperser supporting plate, two movable sliders and two are the splayed structure, and the upper end of two travel(l)ing rests pivot respectively is supported in the both sides of energy disperser supporting plate, and the lower end of two travel(l)ing rests is articulated in respectively on two movable sliders.
Further; Said two movable sliders all are screwed together on the transverse screw by motor-driven rotation; Two movable sliders are driven with the rotation of transverse screw and are horizontally slipped, and two travel(l)ing rests are being driven folding by movable slider and impelling energy disperser supporting plate and energy disperser to go up and down.
Further, said two movable sliders further coupling are provided with gliding movement targeting structure.
A kind of elevator pit safety inspection fender guard; It includes and is arranged at the elevator buffer device under the car in the elevator pit, is arranged at the sensor in the elevator pit; And sense the someone when getting into elevator pit when sensor, break off elevator safety loop and make elevator get into first safety switch of maintenance pattern; Said elevator buffer device comprises that energy disperser and is used to control the arrangement for adjusting height that this energy disperser goes up and down; Said arrangement for adjusting height includes the travel(l)ing rest that energy disperser supporting plate, two movable sliders and two are the splayed structure; The upper end of two travel(l)ing rests pivot respectively is supported in the both sides of energy disperser supporting plate; The lower end of two travel(l)ing rests is articulated in respectively on two movable sliders; Said two movable sliders all are screwed together on the transverse screw by motor-driven rotation, and two movable sliders are driven with the rotation of transverse screw and horizontally slip, and two travel(l)ing rests are being driven folding by movable slider and impelling energy disperser supporting plate and energy disperser up-down.
A kind of elevator sedan-chair top safety inspection fender guard; It comprises that the elevator buffer device, the tiltable that are arranged under the Elevator weight sensor device are installed on the car top guard on sedan-chair top; And when the people gets into sedan-chair top and car top guard and is reset, break off elevator safety loop and make elevator get into second safety switch of maintenance pattern; Said elevator buffer device comprises that energy disperser and is used to control the arrangement for adjusting height that this energy disperser goes up and down; Said arrangement for adjusting height includes the travel(l)ing rest that energy disperser supporting plate, two movable sliders and two are the splayed structure; The upper end of two travel(l)ing rests pivot respectively is supported in the both sides of energy disperser supporting plate; The lower end of two travel(l)ing rests is articulated in respectively on two movable sliders; Said two movable sliders all are screwed together on the transverse screw by motor-driven rotation, and two movable sliders are driven with the rotation of transverse screw and horizontally slip, and two travel(l)ing rests are being driven folding by movable slider and impelling energy disperser supporting plate and energy disperser up-down.
The utility model beneficial effect is:
1), bigger saving building cost because buffer of elevator has elevating function, therefore when elevator normally moves; This elevator buffer device is in contraction state; When elevator was in inspecting state, this shock absorber raise, thereby obtains enough elevator pits and safety inspection space, sedan-chair top; Effectively reduce the requirement of elevator hoistways pit depth and headroom height, and then reached the effect of saving building cost.Being particularly useful for some old building transformings and outdoor uses when installing elevator additional.
2), use more conveniently, the arrangement for adjusting height automatically starting in this elevator buffer device is controlled this energy disperser and is risen, and makes energy disperser bring up to the safe altitude of regulation automatically.By this, the maintainer need not elevator buffer device is carried out any operation, can save maintainer's work capacity greatly, reduces the heavy burdens.
3), stable and reliable working performance, it is to adopt transverse screw to drive slide block to move and carry out height adjustment, utilizes the auto-lock function of slide block on transverse screw to provide support then.This kind structure has splendid supporting role power, can bear the whereabouts impulsive force of car or Elevator weight sensor device fully, and screw-type machinery tradition also is not prone to abnormal problem simultaneously, and has reliable and stable serviceability.
4), safety factor is high; Be provided with electric and the physical construction double protection functions; When elevator is not opened at bottom end station level position and bottom end station layer door, or the sensor sensing starts quick arrangement for adjusting height when having the people to get into pit automatically; When treating that the maintainer gets into pit, elevator buffer device is prepared in place automatically and is made elevator get into inspecting state.When the sensor sensing has the people to get into sedan-chair top or car top guard to be erected, start quick arrangement for adjusting height automatically, when treating that the maintainer gets into the sedan-chair top, elevator buffer device is prepared in place automatically and is made elevator get into inspecting state.
Description of drawings:
Fig. 1 is the integral structure diagrammatic sketch of the utility model;
Fig. 2 is that diagrammatic sketch, the energy disperser among the figure are amplified in the part of the elevator buffer device that is in the rising state of the utility model;
Fig. 3 is that diagrammatic sketch, the energy disperser among the figure are amplified in the part of the elevator buffer device that is in the decline state of the utility model.
The accompanying drawing identifier declaration:
10, elevator hoistways 45, transverse screw
20, car 46, motor
30, Elevator weight sensor device 47, gliding movement targeting structure
40, elevator buffer device 50, sensor
41, energy disperser 60, first safety switch
42, energy disperser supporting plate 70, car top guard
43, travel(l)ing rest 80, second safety switch
44, movable slider.
The specific embodiment:
Below in conjunction with accompanying drawing the utility model is further described:
Extremely shown in Figure 3 like Fig. 1; It has demonstrated the concrete structure of the preferred embodiment of the utility model; Include the car 20 that is arranged to go up and down in the elevator hoistways 10, the other end of car 20 is connected with an Elevator weight sensor device 30, is respectively arranged with two elevator buffer devices 40 in the pit of elevator hoistways 10; And two elevator buffer devices 40 lay respectively at car 20 and Elevator weight sensor device 30 under; Utilize this two elevator buffer device 40 playing the effect of damping when falling in that car 20 or Elevator weight sensor device 30 are unexpected, and guarantee that pit pushes up with sedan-chair enough space for maintenances are arranged, and makes personal damage or device damage degree in the accident drop to minimum.
Wherein, this elevator buffer device 40 is to comprise that energy disperser 41 and is used to control the arrangement for adjusting height that this energy disperser 41 goes up and down.This energy disperser 41 is to be one can bear the elastic element of greater impact power, in order to Elevator weight sensor device 30 or car 20 bottom surface direct contacts collisions; This arrangement for adjusting height is used for the up-down of controller buffer.
Particularly; Arrangement for adjusting height in the present embodiment includes energy disperser supporting plate 42, two travel(l)ing rests 43 and two movable sliders 44; This two travel(l)ing rest 43 is the splayed structure, and the upper end of two travel(l)ing rests 43 respectively pivot be supported in the both sides of energy disperser supporting plate 42, the lower end of two travel(l)ing rests 43 is articulated in respectively on two movable sliders 44; This two movable slider 44 all then is screwed together on the transverse screw 45; This transverse screw 45 is by motor 46 driven in rotation, and two movable sliders 44 are driven with the rotation of transverse screw 45 and horizontally slip, and two travel(l)ing rests 43 are being driven folding by movable slider 44 and impelling energy disperser supporting plate 42 and energy disperser 41 to go up and down.And, preferably further be provided with gliding movement targeting structure 47 to this two movable slider 44, to guarantee the stability of each parts in course of action of arrangement for adjusting height.Certainly, this elevator buffer device 40 can not only be confined to the structure described in the present embodiment, and it also can adopt other allied equipment or equipment to realize that energy disperser goes up and down, and can not be as the restriction to the utility model spirit.
In addition, for the safety control that gets into the service personnel in the elevator pit in the elevator maintenance process being provided, being better than most a sensor 50 and one first safety switch 60 are set in the elevator pit.When sensing the someone, sensor 50 gets into elevator pit; Perhaps apparatus for controlling elevator detects lift car 20 not at bottom end station and one deck door when opening, and motor 46 starts, and is with transverse screw 45 to rotate; Under the position-limiting action of gliding movement targeting structure 47; It is moving that two movable sliders 44 are being driven to breakking away near motor 46 1 by transverse screw 45, and through two travel(l)ing rests 43 energy disperser supporting plate 42 is promoted, and promotes thereby drive energy disperser 41.Simultaneously, this first safety switch 60 moves and breaks off elevator safety loop, and elevator gets into the maintenance pattern, can only carry out inspection operation.Be promoted to the safe altitude of regulation when energy disperser 41; When making the pit space satisfy GB7588 " elevator manufacturing and installation safety standard "; Motor shuts down; 44 self-lockings of two movable sliders are fixed, and energy disperser 41 is risen rest on required safe altitude position, obtain the safety inspection space of the pit of enough elevator hoistways.
When the sensor that is loaded on pit 50 induction people leave pit and after being loaded on the switch hand reset of layer doorway side; Motor 46 starts; Drive transverse screw 45 and rotate, under the position-limiting action of gliding movement targeting structure 47, two movable sliders 44 are being driven to the direction away from motor 46 by transverse screw 45 slide; And pass through two travel(l)ing rests 43 with 42 declines of energy disperser supporting plate,, reduces drive energy disperser 41 height of energy disperser 41 thereby moving down.After treating that decline puts in place, first safety switch 60 resets, and elevator changes normal operating condition over to by inspecting state; Motor 46 shuts down; 44 self-lockings of two movable sliders are fixed, and make energy disperser 41 rest on required lower position, make car obtain enough up-down activity spaces.
And, for the safety control of the service personnel that gets into elevator sedan-chair top in the elevator maintenance process is provided, is better than these car 20 tops most and is provided with the car top guard 70 and second safety switch 80 that can be tilted installation.Under the elevator normal operating condition; Car top guard 70 tilts to install, and the people space (the sedan-chair top does not exist its minor face should not be not less than the net area of the station human of 0.12m2 less than 0.25m and the gross area) of can not standing, sedan-chair top is when the people gets into before sedan-chair pushes up; Car top guard 70 need reset; Make 80 actions of second safety switch, elevator safety loop breaks off, and can only carry out inspection operation.Motor in the elevator buffer device 40 46 starts simultaneously; Driving transverse screw 45 rotates; Under the position-limiting action of gliding movement targeting structure 47; It is moving that two movable sliders 44 are being driven to breakking away near motor 46 1 by transverse screw 45, and through two travel(l)ing rests 44 energy disperser supporting plate 42 is promoted, and promotes thereby drive energy disperser 41.When energy disperser 41 is promoted to the elevator overhead when satisfying GB7588 " elevator manufacturing with install safety standard "; Motor 46 shuts down; 44 self-lockings of two movable sliders are fixed, and make energy disperser 41 rest on required higher position, obtain enough safety inspection spaces, elevator sedan-chair top.
When service personnel leaves the sedan-chair top; The car top guard 70 and second safety switch 80 that are loaded on the sedan-chair top reset, and the motor 46 in the elevator buffer device 40 starts, and drive transverse screw 45 and rotate; Under the position-limiting action of gliding movement targeting structure 47; Two movable sliders 44 are being driven to the direction away from motor 46 by transverse screw 45 slide, and energy disperser supporting plate 42 is descended, reduce the height of energy disperser 41 thereby drive energy disperser 41 moves down through two travel(l)ing rests 43.After treating that decline puts in place, second safety switch 80 resets, and elevator changes normal operating condition over to by inspecting state, and motor 46 shuts down, and two movable slider self-lockings are fixed, and make energy disperser rest on required lower position, makes car obtain enough up-down activity spaces.
In sum; The design focal point of the utility model is; It mainly is the up-down that utilizes an arrangement for adjusting height to control to be positioned at the energy disperser under car or the Elevator weight sensor device; When elevator normally moved, this arrangement for adjusting height controller buffer descended, and made car obtain enough up-down activity spaces; When needs overhauled, this arrangement for adjusting height controller buffer rose to the regulation safe altitude, obtained enough pits or safety inspection space, sedan-chair top.
The above only is the preferred embodiment of the utility model, so all equivalences of doing according to the described structure of the utility model patent claim, characteristic and principle change or modify, includes in the utility model patent claim.
Claims (5)
1. elevator buffer device; It comprises energy disperser; It is characterized in that: it comprises that also one is used to control the arrangement for adjusting height that this energy disperser goes up and down; Said arrangement for adjusting height includes the travel(l)ing rest that energy disperser supporting plate, two movable sliders and two are the splayed structure, and the upper end of two travel(l)ing rests pivot respectively is supported in the both sides of energy disperser supporting plate, and the lower end of two travel(l)ing rests is articulated in respectively on two movable sliders.
2. a kind of elevator buffer device according to claim 1; It is characterized in that: said two movable sliders all are screwed together on the transverse screw by motor-driven rotation; Two movable sliders are driven with the rotation of transverse screw and are horizontally slipped, and two travel(l)ing rests are being driven folding by movable slider and impelling energy disperser supporting plate and energy disperser to go up and down.
3. a kind of elevator buffer device according to claim 2 is characterized in that: said two movable sliders further coupling are provided with gliding movement targeting structure.
4. elevator pit safety inspection fender guard; It is characterized in that: it includes and is arranged at the elevator buffer device under the car in the elevator pit, is arranged at the sensor in the elevator pit; And sense the someone when getting into elevator pit when sensor, break off elevator safety loop and make elevator get into first safety switch of maintenance pattern; Said elevator buffer device comprises that energy disperser and is used to control the arrangement for adjusting height that this energy disperser goes up and down; Said arrangement for adjusting height includes the travel(l)ing rest that energy disperser supporting plate, two movable sliders and two are the splayed structure; The upper end of two travel(l)ing rests pivot respectively is supported in the both sides of energy disperser supporting plate; The lower end of two travel(l)ing rests is articulated in respectively on two movable sliders; Said two movable sliders all are screwed together on the transverse screw by motor-driven rotation, and two movable sliders are driven with the rotation of transverse screw and horizontally slip, and two travel(l)ing rests are being driven folding by movable slider and impelling energy disperser supporting plate and energy disperser up-down.
5. elevator sedan-chair top safety inspection fender guard; It is characterized in that: it comprises that the elevator buffer device, the tiltable that are arranged under the Elevator weight sensor device are installed on the car top guard on sedan-chair top; And when the people gets into sedan-chair top and car top guard and is reset, break off elevator safety loop and make elevator get into second safety switch of maintenance pattern; Said elevator buffer device comprises that energy disperser and is used to control the arrangement for adjusting height that this energy disperser goes up and down; Said arrangement for adjusting height includes the travel(l)ing rest that energy disperser supporting plate, two movable sliders and two are the splayed structure; The upper end of two travel(l)ing rests pivot respectively is supported in the both sides of energy disperser supporting plate; The lower end of two travel(l)ing rests is articulated in respectively on two movable sliders; Said two movable sliders all are screwed together on the transverse screw by motor-driven rotation, and two movable sliders are driven with the rotation of transverse screw and horizontally slip, and two travel(l)ing rests are being driven folding by movable slider and impelling energy disperser supporting plate and energy disperser up-down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203633737U CN202296678U (en) | 2011-09-23 | 2011-09-23 | Elevator buffer device and an elevator pit or car top safety overhauling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203633737U CN202296678U (en) | 2011-09-23 | 2011-09-23 | Elevator buffer device and an elevator pit or car top safety overhauling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202296678U true CN202296678U (en) | 2012-07-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203633737U Expired - Fee Related CN202296678U (en) | 2011-09-23 | 2011-09-23 | Elevator buffer device and an elevator pit or car top safety overhauling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202296678U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105035901A (en) * | 2015-07-07 | 2015-11-11 | 胡国良 | Low-layer elevator with no bottom pit |
| CN105173964A (en) * | 2015-01-15 | 2015-12-23 | 杨伦 | Buffer device for elevator ceiling-hitting and ground-touching accident |
| CN109386773A (en) * | 2018-11-09 | 2019-02-26 | 迅达（中国）电梯有限公司 | Elevator shaft lighting device |
| CN111285223A (en) * | 2020-02-28 | 2020-06-16 | 日立电梯（中国）有限公司 | Control device and control method for depth of shallow pit of elevator |
-
2011
- 2011-09-23 CN CN2011203633737U patent/CN202296678U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105173964A (en) * | 2015-01-15 | 2015-12-23 | 杨伦 | Buffer device for elevator ceiling-hitting and ground-touching accident |
| CN105173964B (en) * | 2015-01-15 | 2017-05-31 | 杨伦 | Elevator rush to summit and crouching bottom accident buffer unit |
| CN105035901A (en) * | 2015-07-07 | 2015-11-11 | 胡国良 | Low-layer elevator with no bottom pit |
| CN109386773A (en) * | 2018-11-09 | 2019-02-26 | 迅达（中国）电梯有限公司 | Elevator shaft lighting device |
| CN111285223A (en) * | 2020-02-28 | 2020-06-16 | 日立电梯（中国）有限公司 | Control device and control method for depth of shallow pit of elevator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: IFE ELEVATORS CO., LTD. Free format text: FORMER NAME: IFE ELEVATOR CO., LTD. |
|
| CP03 | Change of name, title or address |
Address after: Xie hang Qingxi Town 523000 Guangdong city of Dongguan Province Jinlong Industrial Zone Patentee after: IFE Elevators Co., Ltd. Address before: Xie hang Qingxi Town 523000 Guangdong city of Dongguan Province Jinlong Industrial Zone Fiat Elevator Co. Ltd. Patentee before: IFE Elevator Co.,Ltd. |
|
| 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: 20120704 Termination date: 20180923 |