CN107720476A - A kind of elevator wire rope overspeed detection equipment - Google Patents
A kind of elevator wire rope overspeed detection equipment Download PDFInfo
- Publication number
- CN107720476A CN107720476A CN201711068713.1A CN201711068713A CN107720476A CN 107720476 A CN107720476 A CN 107720476A CN 201711068713 A CN201711068713 A CN 201711068713A CN 107720476 A CN107720476 A CN 107720476A
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- CN
- China
- Prior art keywords
- wire rope
- steel wire
- overspeed detection
- spring
- elevator
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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.)
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Classifications
-
- 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
- B66B5/04—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions for detecting excessive speed
- B66B5/06—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions for detecting excessive speed electrical
-
- 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
- B66B5/12—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions in case of rope or cable slack
- B66B5/125—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions in case of rope or cable slack electrical
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B7/00—Other common features of elevators
- B66B7/12—Checking, lubricating, or cleaning means for ropes, cables or guides
- B66B7/1207—Checking means
- B66B7/1215—Checking means specially adapted for ropes or cables
Landscapes
- Maintenance And Inspection Apparatuses For Elevators (AREA)
Abstract
The invention discloses a kind of elevator wire rope overspeed detection equipment, including traction sheave, steel wire rope, overspeed detection mechanism, Duan Sheng testing agencies, abrasion detection mechanism etc..It is by setting overspeed detection mechanism to obtain the marker field image on the steel wire rope of face, according to the distance between the time of two marker fields up and down and two marker fields is obtained, the speed for obtaining steel wire rope is calculated, realizes the overspeed detection to steel wire rope, easy to detect, the degree of accuracy is high；It when steel wire rope sends fracture, is changed into relaxed state, the first spring contraction, pulling force sensor monitors the change of spring state, realizes the disconnected rope detection to steel wire rope, simple in construction, easy to detect by setting Duan Sheng testing agencies from tension；It is by setting abrasion detection mechanism, if steel wire rope wears, roller moves down under second spring effect, drives movable plate to move down, and range sensor detects the spacing increase between fixed plate and movable plate, realizes the abrasion detection to steel wire rope, accuracy of detection height.
Description
Technical field：
The invention belongs to elevator detection technique field, is specifically related to a kind of elevator wire rope overspeed detection equipment.
Background technology：
In modern society, the utilization of elevator is quite varied, and daily life is inseparable, has changed into and is used for
Conveying people and the ubiquitous equipment of goods among multi-story structure, due to frequently stopping in each floor elevator all day
Continuous operation, the security performance of elevator play vital effect.Lift car is connected with counterweight by steel wire rope, is passed through
Traction machine driving steel wire rope motion, realizes that lift car moves in hoistway, steel wire rope is as main stress and power transfer part
Part, use of its security performance to elevator have a significant impact.
At present, the detection means in elevator safety system for elevator wire rope without correlation, in elevator governor failure
Situations such as when causing the elevator rapidly to drop, elevator wire rope will overspeed operation, have a strong impact on the service life of elevator wire rope.
And elevator wire rope due to commonly using, it may appear that the situation of fracture or broken lot, gently then cause elevator comfort to be deteriorated, it is heavy then lead
Serious elevator accident is caused, the life security to passenger brings great threat.
The content of the invention：
Therefore, the technical problems to be solved by the invention are for elevator wire rope accordingly not surpass in the prior art
Speed detection and disconnected rope detection device, easily cause security incident, so as to propose a kind of elevator wire rope overspeed detection equipment.
To reach above-mentioned purpose, technical scheme is as follows：
A kind of elevator wire rope overspeed detection equipment, including：
Traction sheave, steel wire rope, the first end connection car of the steel wire rope, the steel wire rope are provided with the traction sheave
The second end connection counterweight, a segment distance is provided with marker field on the steel wire rope.
Overspeed detection mechanism, the overspeed detection mechanism include imaging sensor, and described image sensor is arranged on elevator
On the wall of hoistway, steel wire rope described in described image sensor face.
Duan Sheng testing agencies, the Duan Sheng testing agencies are arranged on the top of the car, the Duan Sheng testing agencies bag
Pulling force sensor is included, the lower end of the pulling force sensor is arranged on the top of car, and the upper end of the pulling force sensor is connected with
The lower end of first spring, the upper end of first spring are connected with a connecting plate, and the connecting plate is fixedly installed on the steel
In cord.
Abrasion detection mechanism, the abrasion detection mechanism are arranged on the top of the traction sheave, the abrasion detection mechanism
Including fixed plate, the upper end of the lower end connection second spring of the fixed plate, the lower end connection movable plate of the second spring, institute
The lower end for stating movable plate is provided with roller, and the roller is corresponding with the grooving of the traction sheave, the roller lower surface against
On the upper surface of the steel wire rope, the lower end of the fixed plate is provided with range sensor, the range sensor face institute
State the upper end of movable plate.
As the preferred of above-mentioned technical proposal, the marker field is color mark section.
As the preferred of above-mentioned technical proposal, first spring is in extended state.
As the preferred of above-mentioned technical proposal, the second spring is in compressive state.
As the preferred of above-mentioned technical proposal, the Duan Sheng testing agencies and the abrasion detection mechanism be it is multiple, often
A Ge Duansheng testing agencies and abrasion detection mechanism are respectively provided with root steel wire rope.
As the preferred of above-mentioned technical proposal, the range sensor chooses infrared ray sensor.
As the preferred of above-mentioned technical proposal, in addition to alarm, the alarm chooses audible-visual annunciator.
As the preferred of above-mentioned technical proposal, fluted, described image sensor is set in the wall side wall of elevator hoistways
It is arranged in the groove.
The beneficial effects of the present invention are：It is by setting overspeed detection mechanism i.e. imaging sensor to obtain the steel wire of face
Marker field image on rope, according to the distance between the time of two marker fields up and down and two marker fields is obtained, calculating obtains
The speed of steel wire rope is taken, realizes the overspeed detection to steel wire rope, easy to detect, the degree of accuracy is high；It is by setting disconnected rope detection machine
Structure, when steel wire rope sends fracture, relaxed state, the first spring contraction are changed into from tension, pulling force sensor monitors spring
The change of state, the disconnected rope detection to steel wire rope is realized, it is simple in construction, it is easy to detect；Its by setting abrasion detection mechanism, if
Steel wire rope wears, and roller moves down under second spring effect, drives movable plate to move down, range sensor detects fixed plate
Spacing increase between movable plate, realize the abrasion detection to steel wire rope, accuracy of detection height；Its by setting alarm,
Rapid Alarm can be carried out during failure, facilitates staff to rush to repair, avoids the generation of elevator safety accident.
Brief description of the drawings：
The following drawings is only intended to, in doing schematic illustration and explanation to the present invention, not delimit the scope of the invention.Wherein：
Fig. 1 is a kind of elevator wire rope overspeed detection device structure schematic diagram of one embodiment of the invention；
Fig. 2 is a kind of Duan Sheng testing agencies structural representation of one embodiment of the invention；
Fig. 3 is a kind of abrasion detection mechanism structure schematic diagram of one embodiment of the invention；
Fig. 4 is a kind of abrasion detection mechanism structure side view of one embodiment of the invention.
Symbol description in figure：
1- traction sheaves, 2- steel wire ropes, 3- cars, 4- counterweights, 5- imaging sensors, 6- pulling force sensors, 7- first
Spring, 8- connecting plates, 9- fixed plates, 10- second springs, 11- movable plates, 12- rollers, 13- range sensors, 14- alarms,
15- grooves, 16- Duan Sheng testing agencies, 17- abrasion detections mechanism, 201- marker fields.
Embodiment：
As shown in figure 1, a kind of elevator wire rope overspeed detection equipment of the present invention, including：
Traction sheave 1, steel wire rope 2 is provided with the traction sheave 1, and the first end connection car 3 of the steel wire rope 2 is described
The second end connection counterweight 4 of steel wire rope 2, is provided with marker field 201 on the steel wire rope 2 every a segment distance.The mark
Note section 201 is color mark section.
Overspeed detection mechanism, the overspeed detection mechanism include imaging sensor 5, and described image sensor 5 is arranged on electricity
On the wall in stair shaft road, steel wire rope 2 described in the face of described image sensor 5.Set in the wall side wall of elevator hoistways fluted
15, described image sensor 5 is arranged in the groove 15.
Duan Sheng testing agencies 16, the Duan Sheng testing agencies are arranged on the top of the car 3, the Duan Sheng testing agencies
Including pulling force sensor 6, the lower end of the pulling force sensor 6 is arranged on the top of car 3, the upper end of the pulling force sensor 6
The lower end of the first spring 7 is connected with, the upper end of first spring 7 is connected with a connecting plate 8, and the connecting plate 8 is fixed and set
Put on the steel wire rope 2.First spring 7 is in extended state.
Abrasion detection mechanism 17, the abrasion detection mechanism are arranged on the top of the traction sheave 1, the abrasion detection machine
Structure includes fixed plate 9, the upper end of the lower end connection second spring 10 of the fixed plate 9, the lower end connection of the second spring 10
Movable plate 11, the lower end of the movable plate 11 are provided with roller 12, and the roller 12 is corresponding with the grooving of the traction sheave 1,
The lower surface of roller 12 is resisted against on the upper surface of the steel wire rope 2, and the lower end of the fixed plate 9 is provided with range sensor
13, the upper end of movable plate 11 described in the face of range sensor 13.The second spring 10 is in compressive state.The distance
Sensor 13 chooses infrared ray sensor.
The Duan Sheng testing agencies and the abrasion detection mechanism are multiple, and one is respectively provided with every steel wire rope 2 and is broken
Restrict testing agency and abrasion detection mechanism.
Also include alarm 14, the alarm 14 chooses audible-visual annunciator.
A kind of elevator wire rope overspeed detection equipment described in the present embodiment, including traction sheave, steel wire rope, overspeed detection machine
Structure, Duan Sheng testing agencies, abrasion detection mechanism etc..It is by setting overspeed detection mechanism i.e. imaging sensor to obtain the steel of face
Marker field image in cord, according to the distance between the time of two marker fields up and down and two marker fields is obtained, calculate
The speed of steel wire rope is obtained, realizes the overspeed detection to steel wire rope, easy to detect, the degree of accuracy is high；It is by setting disconnected rope detection
Mechanism, when steel wire rope sends fracture, relaxed state, the first spring contraction are changed into from tension, pulling force sensor monitors bullet
The change of spring state, the disconnected rope detection to steel wire rope is realized, it is simple in construction, it is easy to detect；Its by setting abrasion detection mechanism,
If steel wire rope wears, roller moves down under second spring effect, drives movable plate to move down, range sensor detects fixation
Spacing increase between plate and movable plate, realize the abrasion detection to steel wire rope, accuracy of detection height；Its by setting alarm,
Rapid Alarm can be carried out when breaking down, facilitates staff to rush to repair, avoids the generation of elevator safety accident.
Obviously, above-described embodiment is only intended to clearly illustrate example, and is not the restriction to embodiment.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of change or
Change.There is no necessity and possibility to exhaust all the enbodiments.And the obvious change thus extended out or
Among changing still in the protection domain of the invention.
Claims (8)
- A kind of 1. elevator wire rope overspeed detection equipment, it is characterised in that including：Traction sheave (1), steel wire rope (2), the first end connection car of the steel wire rope (2) are provided with the traction sheave (1) (3), the second end connection counterweight (4) of the steel wire rope (2), is provided with mark on the steel wire rope (2) every a segment distance Remember section (201)；Overspeed detection mechanism, the overspeed detection mechanism include imaging sensor (5), and described image sensor (5) is arranged on electricity On the wall in stair shaft road, steel wire rope (2) described in described image sensor (5) face；Duan Sheng testing agencies (16), the Duan Sheng testing agencies (16) are arranged on the top of the car (3), the disconnected rope detection Mechanism (16) includes pulling force sensor (6), and the lower end of the pulling force sensor (6) is arranged on the top of car (3), the pulling force The upper end of sensor (6) is connected with the lower end of the first spring (7), and the upper end of first spring (7) is connected with a connecting plate (8), the connecting plate (8) is fixedly installed on the steel wire rope (2)；Abrasion detection mechanism (17), the abrasion detection mechanism (17) are arranged on the top of the traction sheave (1), the abrasion inspection Surveying mechanism (17) includes fixed plate (9), the upper end of the lower end connection second spring (10) of the fixed plate (9), second bullet The lower end connection movable plate (11) of spring (10), the lower end of the movable plate (11) are provided with roller (12), the roller (12) with The grooving of the traction sheave (1) is corresponding, and roller (12) lower surface is resisted against on the upper surface of the steel wire rope (2), institute The lower end for stating fixed plate (9) is provided with range sensor (13), movable plate (11) described in range sensor (13) face Upper end.
- A kind of 2. elevator wire rope overspeed detection equipment according to claim 1, it is characterised in that：The marker field (201) it is color mark section.
- A kind of 3. elevator wire rope overspeed detection equipment according to claim 1, it is characterised in that：First spring (7) it is in extended state.
- A kind of 4. elevator wire rope overspeed detection equipment according to claim 1, it is characterised in that：The second spring (10) it is in compressive state.
- A kind of 5. elevator wire rope overspeed detection equipment according to claim 1, it is characterised in that：The disconnected rope detection machine Structure and the abrasion detection mechanism are multiple, and a Ge Duansheng testing agencies and abrasion detection are respectively provided with every steel wire rope (2) Mechanism.
- A kind of 6. elevator wire rope overspeed detection equipment according to claim 1, it is characterised in that：The range sensor (13) infrared ray sensor is chosen.
- A kind of 7. elevator wire rope overspeed detection equipment according to claim 1, it is characterised in that：Also include alarm (14), the alarm (14) chooses audible-visual annunciator.
- A kind of 8. elevator wire rope overspeed detection equipment according to claim 1, it is characterised in that：The wall of elevator hoistways Set in side wall fluted (15), described image sensor (5) is arranged in the groove (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711068713.1A CN107720476A (en) | 2017-11-03 | 2017-11-03 | A kind of elevator wire rope overspeed detection equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711068713.1A CN107720476A (en) | 2017-11-03 | 2017-11-03 | A kind of elevator wire rope overspeed detection equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107720476A true CN107720476A (en) | 2018-02-23 |
Family
ID=61222170
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711068713.1A Pending CN107720476A (en) | 2017-11-03 | 2017-11-03 | A kind of elevator wire rope overspeed detection equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107720476A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108996354A (en) * | 2018-09-01 | 2018-12-14 | 王玉琦 | A kind of rope creep protection system of cylindrical drum hoist |
| CN109823941A (en) * | 2019-03-08 | 2019-05-31 | 辛格林电梯（中国）有限公司 | A kind of wirerope monitoring device applied on active safety elevator |
| CN111942995A (en) * | 2019-05-15 | 2020-11-17 | 东芝电梯株式会社 | Rope inspection system for elevator |
| CN112441521A (en) * | 2019-09-02 | 2021-03-05 | 北京京东乾石科技有限公司 | Lifting belt clamping device and lifting machine |
| CN113955606A (en) * | 2021-11-04 | 2022-01-21 | 嘉兴市特种设备检验检测院 | Method, system, device and medium for detecting dynamic characteristics of steel wire rope for elevator |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103213883A (en) * | 2012-01-18 | 2013-07-24 | 株式会社日立制作所 | Elevator speed measuring device and elevator |
| CN203319433U (en) * | 2013-06-27 | 2013-12-04 | 洛阳威尔若普检测技术有限公司 | Elevator steel wire rope breakage monitoring device based on deformation principle |
| WO2015083407A1 (en) * | 2013-12-05 | 2015-06-11 | 三菱電機株式会社 | Elevator device and control method therefor |
| CN205076595U (en) * | 2015-09-07 | 2016-03-09 | 贵州天义电梯成套设备有限公司 | Elevator rope low water detection device |
-
2017
- 2017-11-03 CN CN201711068713.1A patent/CN107720476A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103213883A (en) * | 2012-01-18 | 2013-07-24 | 株式会社日立制作所 | Elevator speed measuring device and elevator |
| CN203319433U (en) * | 2013-06-27 | 2013-12-04 | 洛阳威尔若普检测技术有限公司 | Elevator steel wire rope breakage monitoring device based on deformation principle |
| WO2015083407A1 (en) * | 2013-12-05 | 2015-06-11 | 三菱電機株式会社 | Elevator device and control method therefor |
| CN205076595U (en) * | 2015-09-07 | 2016-03-09 | 贵州天义电梯成套设备有限公司 | Elevator rope low water detection device |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108996354A (en) * | 2018-09-01 | 2018-12-14 | 王玉琦 | A kind of rope creep protection system of cylindrical drum hoist |
| CN109823941A (en) * | 2019-03-08 | 2019-05-31 | 辛格林电梯（中国）有限公司 | A kind of wirerope monitoring device applied on active safety elevator |
| CN109823941B (en) * | 2019-03-08 | 2023-10-13 | 辛格林电梯有限公司 | Be applied to wire rope monitoring devices on initiative safety elevator |
| CN111942995A (en) * | 2019-05-15 | 2020-11-17 | 东芝电梯株式会社 | Rope inspection system for elevator |
| CN111942995B (en) * | 2019-05-15 | 2022-03-29 | 东芝电梯株式会社 | Rope inspection system for elevator |
| CN112441521A (en) * | 2019-09-02 | 2021-03-05 | 北京京东乾石科技有限公司 | Lifting belt clamping device and lifting machine |
| CN113955606A (en) * | 2021-11-04 | 2022-01-21 | 嘉兴市特种设备检验检测院 | Method, system, device and medium for detecting dynamic characteristics of steel wire rope for elevator |
| CN113955606B (en) * | 2021-11-04 | 2024-01-26 | 嘉兴市特种设备检验检测院 | Method, system, device and medium for detecting dynamic characteristics of steel wire rope for elevator |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180223 |