CN109573776A - A kind of external underloading elevator emergency forced-stopping machine structure - Google Patents
A kind of external underloading elevator emergency forced-stopping machine structure Download PDFInfo
- Publication number
- CN109573776A CN109573776A CN201811469290.9A CN201811469290A CN109573776A CN 109573776 A CN109573776 A CN 109573776A CN 201811469290 A CN201811469290 A CN 201811469290A CN 109573776 A CN109573776 A CN 109573776A
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- Prior art keywords
- elevator
- storage chamber
- liquid storage
- piston
- plate
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/16—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well
- B66B5/18—Braking or catch devices operating between cars, cages, or skips and fixed guide elements or surfaces in hoistway or well and applying frictional retarding forces
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Types And Forms Of Lifts (AREA)
Abstract
The invention discloses a kind of external underloading elevator emergency forced-stopping machine structures, elevator body including elevator protection cylinder and in elevator protection cylinder, the elevator protection cylinder and elevator body are all made of cylindrical structure, the bottom of the elevator body is connected with using elevator chassis made of heat-barrier material, the liquid storage chamber using cylindrical structure is offered in the elevator chassis, liquid is evaporated filled with low boiling point in the liquid storage chamber, the inner wall of the liquid storage chamber is connected with thermally conductive ring flat-plate, the elevator chassis offers the multiple bar slots contacted with thermally conductive ring flat-plate by center of circle circumferential direction isogonism of liquid storage chamber.Advantage is: the speed that elevator body is fallen is converted into heat, the evaporator strip piston for evaporating liquid by the conduction of heat, low boiling point is mobile and makes elevator body compel to stop under braking vane and the cooperation of brake slot, it is quick on the draw, it is short between the elevator body urgent stopping time, speed is fast, the possibility for avoiding equipment damage, casualties from occurring, improves safety.
Description
Technical field
The present invention relates to elevator technology fields, more particularly to a kind of external underloading elevator emergency forced-stopping machine structure.
Background technique
External underloading elevator improves resident living matter because it saves interior construction spacing as vertical transportation means of transport
One of important equipment of amount, external underloading elevator in the prior art lacks safety device, once elevator due to making for a long time
With, load gravity is excessive, service and maintenance period is long etc., and factors lead to the aging of elevator hanging piece or break down so as to cause pendant drop, compared with
Easy occurrence of equipment damage, casualties, have biggish security risk.
For this purpose, we have proposed a kind of external underloading elevator emergency forced-stopping machine structures.
Summary of the invention
The purpose of the present invention is to solve the problems in background technique, and the one kind proposed can force elevator to compel to stop
External underloading elevator emergency forced-stopping machine structure.
To achieve the goals above, present invention employs following technical solutions: a kind of external underloading elevator emergency forced-stopping machine
Structure, the elevator body including elevator protection cylinder and in elevator protection cylinder, the elevator protection cylinder are adopted with elevator body
With cylindrical structure, the bottom of the elevator body is connected with using elevator chassis made of heat-barrier material, the elevator chassis
Inside offer the liquid storage chamber using cylindrical structure, evaporate liquid filled with low boiling point in the liquid storage chamber, the liquid storage chamber it is interior
Wall is connected with thermally conductive ring flat-plate, the elevator chassis offered using liquid storage chamber as center of circle circumferential direction isogonism contacted with thermally conductive ring flat-plate it is multiple
Bar slot, the elevator chassis above bar slot offer multiple piston grooves, institute by center of circle circumferential direction isogonism of liquid storage chamber
Bar slot is stated to be staggered with piston groove；
Sealing is sliding combined with piston in the piston groove, and the inner wall of the piston groove is connected with stress plate, the stress
Plate is located at side of the piston far from liquid storage chamber, and the piston is connected with piston rod far from the side of liquid storage chamber, and the piston rod is remote
One end from piston through stress plate and is connected with braking vane, and the inner wall of the elevator protection cylinder is on the corresponding position of braking vane
Brake slot is offered, and piston rod is slidably connected with stress plate, the top of the liquid storage chamber is communicated with each piston groove respectively
Escape pipe and condenser pipe, being equipped with gas on the escape pipe can only be from liquid storage chamber to the check valve of piston groove one-way flow, institute
It states and adjustable relief valve is installed in condenser pipe, be equipped with the heat conducting bar affixed with thermally conductive ring flat-plate, position in each bar slot
It is symmetrical affixed there are two friction plate in the outer wall of the heat conducting bar in bar slot, the elevator protection between two friction plates
The inner wall of cylinder is connected with the fricting strip being vertically arranged.
In above-mentioned external underloading elevator emergency forced-stopping machine structure, the friction plate is made of elastic material, described to rub
Pad uses spoiler structure, and the fricting strip uses domes, and two have gap between friction plate and fricting strip.
In above-mentioned external underloading elevator emergency forced-stopping machine structure, the brake slot is skewed slot diagonally downward, the brake
The width of recessing is greater than the width of braking vane.
Compared with prior art, the advantages of this external underloading elevator emergency forced-stopping machine structure, is:
1, the speed that elevator body is fallen is converted into heat, and the evaporator strip of liquid is evaporated by the conduction of heat, low boiling point
Piston is mobile and makes elevator body compel to stop under braking vane and the cooperation of brake slot, is quick on the draw, elevator body compels the stopping time
Between it is short, speed is fast, avoid equipment damage, casualties occur possibility, improve safety；
2, heat conducting bar and thermally conductive ring flat-plate improve heat conduction efficiency, can also pass through condensing tube condensation after low boiling point evaporation liquid evaporation
Reflux re-uses, and economical environment-protective is good, and in addition gas temperature is constant after the evaporation of low boiling point evaporation liquid, maintains brake Board position,
Improve stability.
Detailed description of the invention
Fig. 1 is the front view of the external underloading elevator emergency forced-stopping machine structure of one kind proposed by the present invention；
Fig. 2 is partial enlargement structural representation in Fig. 1 of the present invention；
Fig. 3 is the structure of one kind proposed by the present invention external underloading elevator emergency forced-stopping machine structure elevator protection cylinder and the slot that brakes
Schematic diagram；
Fig. 4 is the top view of the external underloading elevator emergency forced-stopping machine structure of one kind proposed by the present invention.
In figure: 1 elevator protection cylinder, 2 elevator bodies, 3 elevator chassis, 4 liquid storage chambers, 5 bar slots, 6 heat conducting bars, 7 friction plates,
8 fricting strips, 9 thermally conductive ring flat-plates, 10 piston grooves, 11 pistons, 12 stress plates, 13 piston rods, 14 braking vanes, 15 escape pipes, 16 condensations
Pipe, 17 check valves, 18 adjustable relief valves, 19 brake slots.
Specific embodiment
Following embodiment only exists in illustrative purpose, limits the scope of the invention without being intended to.
Embodiment
Referring to Fig.1-4, a kind of external underloading elevator emergency forced-stopping machine structure, including elevator protection cylinder 1 and prevent positioned at elevator
Elevator body 2 in casing 1, elevator protection cylinder 1 and elevator body 2 are all made of cylindrical structure, which is characterized in that elevator body
2 bottom is connected with using elevator chassis 3 made of heat-barrier material, and the storage using cylindrical structure is offered in elevator chassis 3
Sap cavity 4, liquid storage chamber 4 is interior to evaporate liquid filled with low boiling point, specifically, low boiling point evaporation liquid is chloroform, boiling point is taken the photograph in 60-61
Family name's degree, the inner wall of liquid storage chamber 4 are connected with thermally conductive ring flat-plate 9, and elevator chassis 3 is that circumferential direction isogonism in the center of circle is offered and led with liquid storage chamber 4
Multiple bar slots 5 that hot ring flat-plate 9 contacts, the elevator chassis 3 above bar slot 5 are opened with liquid storage chamber 4 for center of circle circumferential direction isogonism
Equipped with multiple piston grooves 10, bar slot 5 is staggered with piston groove 10；
Sealing is sliding combined with piston 11 in piston groove 10, and the inner wall of piston groove 10 is connected with stress plate 12, stress plate 12
Side positioned at piston 11 far from liquid storage chamber 4, piston 11 are connected with piston rod 13 far from the side of liquid storage chamber 4, and piston rod 13 is remote
One end from piston 11 through stress plate 12 and is connected with braking vane 14, and piston rod 13 is slidably connected with stress plate 12, stress plate
12 play to piston rod 13 guiding, prevent stress concentrate and cause the possibility being broken in the middle part of piston rod 13, elevator protection cylinder 1 it is interior
Wall offers brake slot 19 on the corresponding position of braking vane 14, and piston rod 13 is slidably connected with stress plate 12, liquid storage chamber 4
Top is communicated with escape pipe 15 and condenser pipe 16 with each piston groove 10 respectively, and gas is equipped on escape pipe 15 can only be from liquid storage
Chamber 4 arrives the check valve 17 of 10 one-way flow of piston groove, is equipped with adjustable relief valve 18 in condenser pipe 16, in each bar slot 5
It is equipped with the heat conducting bar 6 affixed with thermally conductive ring flat-plate 9, the outer wall of the heat conducting bar 6 in bar slot 5 is symmetrically affixed, and there are two frictions
The inner wall of piece 7, the elevator protection cylinder 1 between two friction plates 7 is connected with the fricting strip 8 being vertically arranged.
Further, friction plate 7 is made of elastic material, and elastic property is good, is not susceptible to be broken, and friction plate 7 uses
Spoiler structure, fricting strip 8 use domes, have gap between two friction plates 7 and fricting strip 8, utilize elevator body 2
The variation of speed generates heat so that friction plate 7 is contacted with fricting strip 8.
Further, brake slot 19 is skewed slot diagonally downward, and the width of brake slot 19 is greater than the width of braking vane 14, stops
Recessing 19 and the cooperation of braking vane 14 can make elevator body 2 compel to stop.
In the present invention, when unexpected generation, when elevator body 2 is fallen, speed of service when elevator body 2 relatively works normally increases
Greatly, it is obtained according to aerodynamic principle, the side air pressure that two friction plates 7 are located remotely from each other is close to each other compared with two friction plates
Side air pressure is slightly larger, and two 7 relative motions of friction plate are simultaneously contacted with fricting strip 8, and friction generates heat and passes through heat conducting bar 6, leads
Hot ring flat-plate 9 conduction to the low boiling point in liquid storage chamber 4 evaporates liquid, and low boiling point evaporates liquid by thermal evaporation and be circulated to by escape pipe 15
In piston groove 10, zone of pressure piston 11 is directed away from the side movement of liquid storage chamber 4, and piston 11 drives brake by piston rod 13
Plate 14 is moved in brake slot 19, is braked so that elevator body 2 compels to stop；
Reduce in 2 speed of elevator body, to bottom offset during, braking vane 14 and piston rod 13 are towards close to liquid storage chamber
4 side low speed is mobile, when 10 internal pressure of piston groove is more than adjustable relief valve 18 setting pressure, automatically by condenser pipe
16 condensation liquefactions are in liquid reflux to liquid storage chamber 4, until 2 decrease speed of elevator body is reduced to 0m/s, completion is compeled to stop；
It further illustrating, 3 thermal insulation of elevator chassis is good, and the boil-off gas temperature in piston groove 10 is constant, it will not liquefy, to
After staff repairs, the critical pressure value of adjustable relief valve 18 can be readjusted, by the condensation of condenser pipe 16, is returned
It flow in liquid storage chamber 4 and is recycled.
It is worth noting that: 1, piston 11 equally of heat-barrier material be made, and is constituted between piston 11 and piston groove 10 close
The keeping warmth space of envelope；2, the outer wall of elevator chassis 3 is equipped with the hermatic door communicated therewith on the corresponding position of liquid storage chamber 4, uses
To add, replace low boiling point evaporation liquid.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (3)
1. a kind of external underloading elevator emergency forced-stopping machine structure including elevator protection cylinder (1) and is located in elevator protection cylinder (1)
Elevator body (2), the elevator protection cylinder (1) and elevator body (2) are all made of cylindrical structure, which is characterized in that the electricity
The bottom of terraced ontology (2) is connected with using elevator chassis made of heat-barrier material (3), and interior offer of the elevator chassis (3) is adopted
With the liquid storage chamber (4) of cylindrical structure, the liquid storage chamber (4) is interior to evaporate liquid, the inner wall of the liquid storage chamber (4) filled with low boiling point
It is connected with thermally conductive ring flat-plate (9), the elevator chassis (3) is that circumferential direction isogonism in the center of circle offers and thermally conductive ring flat-plate (9) with liquid storage chamber (4)
It is circumferential etc. for the center of circle with liquid storage chamber (4) to be located at the elevator chassis (3) above bar slot (5) for multiple bar slots (5) of contact
Angle offers multiple piston grooves (10), and the bar slot (5) is staggered with piston groove (10)；
Sealing is sliding combined with piston (11) in the piston groove (10), and the inner wall of the piston groove (10) is connected with stress plate
(12), the stress plate (12) is located at the side of piston (11) far from liquid storage chamber (4), and the piston (11) is far from liquid storage chamber (4)
Side be connected with piston rod (13), the one end of the piston rod (13) far from piston (11) is through stress plate (12) and being connected with
Braking vane (14), the inner wall of the elevator protection cylinder (1) offer brake slot (19) on the corresponding position of braking vane (14), and
Piston rod (13) is slidably connected with stress plate (12), and the top of the liquid storage chamber (4) is communicated with each piston groove (10) respectively
Escape pipe (15) and condenser pipe (16), being equipped with gas on the escape pipe (15) can only be from liquid storage chamber (4) to piston groove (10)
The check valve (17) of one-way flow, the condenser pipe (16) is interior to be equipped with adjustable relief valve (18), each bar slot (5)
It is inside equipped with the heat conducting bar (6) affixed with thermally conductive ring flat-plate (9), the outer wall for being located at the heat conducting bar (6) in bar slot (5) is symmetrical
There are two affixed friction plate (7), the inner wall of the elevator protection cylinder (1) between two friction plates (7), which is connected with, to be vertically arranged
Fricting strip (8).
2. the external underloading elevator emergency forced-stopping machine structure of one kind according to claim 1, which is characterized in that the friction plate
(7) be made of elastic material, the friction plate (7) use spoiler structure, the fricting strip (8) use domes, two
There is gap between a friction plate (7) and fricting strip (8).
3. the external underloading elevator emergency forced-stopping machine structure of one kind according to claim 1, which is characterized in that the brake slot
It (19) is skewed slot diagonally downward, the width of brake slot (19) is greater than the width of braking vane (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811469290.9A CN109573776A (en) | 2018-11-28 | 2018-11-28 | A kind of external underloading elevator emergency forced-stopping machine structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811469290.9A CN109573776A (en) | 2018-11-28 | 2018-11-28 | A kind of external underloading elevator emergency forced-stopping machine structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109573776A true CN109573776A (en) | 2019-04-05 |
Family
ID=65925897
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811469290.9A Pending CN109573776A (en) | 2018-11-28 | 2018-11-28 | A kind of external underloading elevator emergency forced-stopping machine structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109573776A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110131335A (en) * | 2019-06-05 | 2019-08-16 | 嘉兴巧蕊贸易有限公司 | A kind of brake disc of novel rapid cooling |
| CN110626735A (en) * | 2019-10-09 | 2019-12-31 | 杭州隽珀科技有限公司 | Transportation equipment for mine track capable of preventing excessive wheel rotating speed through frictional heating |
| CN112573321A (en) * | 2019-11-14 | 2021-03-30 | 徐蒙 | Emergency anti-falling system and method for building construction elevator |
| CN113353825A (en) * | 2021-05-11 | 2021-09-07 | 龙武 | Self-closing type safety protection device for cross-country crane |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US6193026B1 (en) * | 1997-12-22 | 2001-02-27 | Otis Elevator Company | Elevator brake |
| CN203308604U (en) * | 2013-06-17 | 2013-11-27 | 国电龙源电力技术工程有限责任公司 | Thermodynamic engine |
| CN105417311A (en) * | 2015-12-21 | 2016-03-23 | 天津帝茨科技有限公司 | Safe elevator |
| CN205527141U (en) * | 2016-03-30 | 2016-08-31 | 李宗录 | Elevator manual device of saving oneself that falls |
| CN207078856U (en) * | 2017-08-01 | 2018-03-09 | 南昌大学 | One kind braking disc type used during elevator falling, which slows down, stops falling unit |
| CN108622762A (en) * | 2018-07-06 | 2018-10-09 | 苏州福特美福电梯有限公司 | A kind of elevator emergency brake device |
-
2018
- 2018-11-28 CN CN201811469290.9A patent/CN109573776A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6193026B1 (en) * | 1997-12-22 | 2001-02-27 | Otis Elevator Company | Elevator brake |
| CN203308604U (en) * | 2013-06-17 | 2013-11-27 | 国电龙源电力技术工程有限责任公司 | Thermodynamic engine |
| CN105417311A (en) * | 2015-12-21 | 2016-03-23 | 天津帝茨科技有限公司 | Safe elevator |
| CN205527141U (en) * | 2016-03-30 | 2016-08-31 | 李宗录 | Elevator manual device of saving oneself that falls |
| CN207078856U (en) * | 2017-08-01 | 2018-03-09 | 南昌大学 | One kind braking disc type used during elevator falling, which slows down, stops falling unit |
| CN108622762A (en) * | 2018-07-06 | 2018-10-09 | 苏州福特美福电梯有限公司 | A kind of elevator emergency brake device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110131335A (en) * | 2019-06-05 | 2019-08-16 | 嘉兴巧蕊贸易有限公司 | A kind of brake disc of novel rapid cooling |
| CN110626735A (en) * | 2019-10-09 | 2019-12-31 | 杭州隽珀科技有限公司 | Transportation equipment for mine track capable of preventing excessive wheel rotating speed through frictional heating |
| CN112573321A (en) * | 2019-11-14 | 2021-03-30 | 徐蒙 | Emergency anti-falling system and method for building construction elevator |
| CN113353825A (en) * | 2021-05-11 | 2021-09-07 | 龙武 | Self-closing type safety protection device for cross-country crane |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190405 |
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| RJ01 | Rejection of invention patent application after publication |