CN105692384A - Elevator brake and elevator brake abrasion monitoring method - Google Patents
Elevator brake and elevator brake abrasion monitoring method Download PDFInfo
- Publication number
- CN105692384A CN105692384A CN201610226749.7A CN201610226749A CN105692384A CN 105692384 A CN105692384 A CN 105692384A CN 201610226749 A CN201610226749 A CN 201610226749A CN 105692384 A CN105692384 A CN 105692384A
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- China
- Prior art keywords
- brake
- arm
- conductor segment
- brake shoe
- shoe
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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
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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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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D66/00—Arrangements for monitoring working conditions, e.g. wear, temperature
- F16D66/02—Apparatus for indicating wear
- F16D66/021—Apparatus for indicating wear using electrical detection or indication means
- F16D66/022—Apparatus for indicating wear using electrical detection or indication means indicating that a lining is worn to minimum allowable thickness
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Braking Arrangements (AREA)
Abstract
The invention discloses an elevator brake which comprises a base, a braking unit, a braking wheel, brake arms and brake shoes, wherein the brake shoes are fixed on the brake arms; the brake arms are divided into a left brake arm and a right brake arm, are fixed on the left side and the right side of the base respectively, and coat the left side and the right side of the braking wheel; the brake shoes fixed on the left brake arm and the right brake arm are a left brake shoe and a right brake shoe respectively; the left brake arm, the right brake arm and the braking wheel are connected with the braking unit respectively; when the braking unit is powered off and powered on, the left brake arm and the right brake arm brake the braking wheel or loosen braking of the braking wheel respectively; at least one pair of conductor sections are pre-buried in the left brake shoe and the right brake shoe respectively; an anode conductor section and a cathode conductor section of each conductor section are communicated with an external alarm and the anode and the cathode of an external power supply through external leads respectively; the brake shoes are made of a non-conductor material; and the braking wheel is made of a conductor material. The problems that in the elevator brake monitoring field in the current, periodic manual inspection requires labor and time and can cause careless omission inevitably, and real-time monitoring cannot be achieved are solved.
Description
Technical field
The present invention relates to elevators field, specifically a kind of elevator brake band-type brake and elevator brake band-type brake abrasion monitoring method。
Background technology
Elevator is one of social the most frequently used vehicle now, and its security performance requires significantly high。Once fall or rushing to summit, brake is first security perimeter, so the quality of brake performance, directly affects an elevator complete machine security performance。And elevator internal contracting brake is the erecting device that on elevator brake, action is most frequent, its wear intensity directly affects the size of brake force。The general band-type brake that is mainly braked in making regular check on process is tested。When not affecting traction machine operating, brake wheel is the smaller the better with brake clearance meansigma methods。The 5.3.16 article regulation in GB/T13435-92: braked wheel and brake clearance meansigma methods are less than 0.7mm, so elevator internal contracting brake abrasion being carried out monitoring in real time seem very necessary。
At present check that band-type brake wears away that situation is not only time-consuming takes a lot of work by human at periodic intervals, and it would furthermore be possible to there is the careless omission that anthropic factor causes。
Application number is 201510695385.2, name is called the patent application of the method for a kind of elevator internal contracting brake abrasion monitoring, the method disclosing the abrasion of a kind of automatic monitoring elevator, box is controlled mainly by accessing display on elevator internal contracting brake device, stay wire displacement sensor and be loaded with the chip of corresponding operation program and be monitored abrasion, parts sensitivity requirements is higher, once susceptiveness is interfered or weakens, whole warning can be caused, the inefficacy of monitoring system, additionally above-mentioned monitoring device, cost is higher, add the cost of elevator internal contracting brake Abrasion detecting, it is unfavorable for being widely popularized use。
Summary of the invention
The problem to be solved in the present invention is manually to make regular check on time-consuming for current elevator internal contracting brake detection field, and slip unavoidably, the situation of monitoring in real time can not be accomplished, there is provided a kind of cheap, a kind of elevator brake band-type brake with automatic band-type brake abrasion monitoring device of simple in construction and utilize the method that this device carries out the abrasion monitoring of elevator brake band-type brake。
In order to solve above-mentioned technical problem, the present invention provides a kind of elevator brake band-type brake, including support, brake unit, braked wheel, brake arm and the brake shoe being fixed in brake arm, brake arm is divided into left brake arm and right brake arm, it is separately fixed at the left and right sides of support, and wrap up the left and right sides of braked wheel, it is fixed on the respectively left brake shoe of the brake shoe in left brake arm and right brake arm and right brake shoe, left brake arm and right brake arm and braked wheel are connected with brake unit respectively, powered off and on along with brake unit, braked wheel is braked and take-off the brake by left brake arm and right brake arm respectively, difference at least one pair of conductor segment pre-buried in left brake shoe and right brake shoe, every a pair conductor segment respectively positive pole conductor segment and cathode conductor section, positive pole conductor segment connects external alarm with cathode conductor section respectively through external wire, external wire is just, negative pole is just being respectively communicated with external power supply, negative pole, brake shoe is non-conductor material, braked wheel is conductive material。
Further, left brake shoe contains two pairs of conductor segment, and two pairs of conductor segment are embedded in the first half and the latter half of left brake shoe respectively in advance；Right brake shoe contains two pairs of conductor segment, and two pairs of conductor segment are embedded in the first half and the latter half of right brake shoe respectively in advance。
Further, left brake shoe contains three pairs of conductor segment, and three pairs of conductor segment are embedded in the first half of left brake shoe, the latter half and middle part respectively in advance；Right brake shoe contains three pairs of conductor segment, and three pairs of conductor segment are embedded in the first half of right brake shoe, the latter half and middle part respectively in advance。
Further, parallel communication alarm and power supply between paired conductor segment。
Further, conductor segment is steel wire or steel disc or iron wire or iron plate。
Further, one end of conductor segment connects external wire, and the other end is embedded into the position of the band-type brake face 1.8～2.5mm in brake shoe from brake shoe。
Further, braked wheel is cast steel or cast iron quality。
Using above-mentioned a kind of elevator brake band-type brake, make brake unit be energized, left brake arm and right brake arm drive left brake shoe and right brake shoe to unclamp band-type brake action；Brake unit power-off, left brake arm and right brake arm is made to drive left brake shoe and right brake shoe to perform brake sticking brake action；Along with the perseveration of elevator brake band-type brake, the left brake shoe and the right brake shoe that perform band-type brake action can progressively wear away, when abrasion to expose arbitrary to conductor segment time, when again performing band-type brake action, conductor segment connection braked wheel, makes alarm and power supply form loop, and alarm sends alarm signal。
Compared with prior art, the beneficial effects of the present invention is: by pre-buried in left and right brake shoe, embedded conductor section, when left and right brake shoe wears away a certain amount of, conductor segment end is exposed, and connect the braked wheel of conduction, the galvanic circle connection of alarm, causes alarm equipment alarm；The above-mentioned elevator brake band-type brake simple in construction with abrasion monitoring, is not added with any precision instrument and can realize brake shoe abrasion monitoring, alarming function the most intuitively, and low cost of manufacture, maintenance cost are low, have accuracy, real-time and extensive practicality。
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme in the embodiment of the present invention, below the accompanying drawing used required during embodiment is described is briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings。
Fig. 1 is the basic functional principle schematic diagram of the present invention；
Fig. 2 is the structural representation of a kind of elevator brake band-type brake of detailed description of the invention。
Detailed description of the invention
Below in conjunction with drawings and Examples, the specific embodiment of the present invention is further described。Following example are only for clearly illustrating technical scheme, and can not limit the scope of the invention with this。
As shown in Figure 1, a kind of elevator brake band-type brake, including support 1, brake unit 2, braked wheel 3, brake arm 4 and the brake shoe 5 that is fixed in brake arm 4, brake arm 4 is divided into left brake arm 401 and right brake arm 402, it is separately fixed at the left and right sides of support 1, and wrap up the left and right sides of braked wheel 3, left brake arm 401 and right brake arm 402 and braked wheel 3 are connected with brake unit 2 respectively, powered off and on along with brake unit 2, braked wheel 3 is braked and take-off the brake by left brake arm 401 and right brake arm 402 respectively。
It is fixed on the brake shoe 5 in left brake arm 401 and right brake arm 402 respectively left brake shoe 501 and right brake shoe 502, left brake shoe 501 and right brake shoe 502 are pre-buried all respectively, embed first to conductor segment 601, lead 602 body sections and the 3rd pair of conductor segment 603 for second pair, three pairs of conductor segment 6 are embedded in the first half of left brake shoe 501 and right brake shoe 502 respectively in advance, the latter half and middle part, no matter brake shoe 5 starts abrasion from which position or whichever position wears away limitation standard at first, the conductor segment 6 of three pairs of different distributions all can monitor abrasion in time to transfinite state, every a pair conductor segment 6 respectively comprises positive pole conductor segment and cathode conductor section, each to positive pole conductor segment and cathode conductor section one end respectively by the power supply of the external alarm 8 of external wire 7 parallel communication just, negative pole and external power supply 9 are just, negative pole, align realizing one, cathode conductor section 6 forms galvanic circle when contacting braked wheel 3 simultaneously, realize a set of alarm device 8 simultaneously and power supply 9 can monitor the abrasion at each position of brake shoe 5, the other end is embedded into the position of the band-type brake face 2mm in brake shoe 5 from brake shoe 5, to meet country's standard-required to elevator internal contracting brake abrasion。The positive and negative electrode of external wire 7 is respectively communicated with the positive and negative electrode of external power supply 9, and brake shoe 5 is non-conductor material, and braked wheel 3 is cast iron quality, and conductor segment 6 is iron wire。When arbitrary position of left brake shoe 501 and right brake shoe 502 first wears away the position exposing conductor segment 6, alarm 8 can connect galvanic circle, causes and reports to the police。
Use above-mentioned elevator brake band-type brake execution brake shoe to wear away the method monitored or step is: making brake unit be energized, left brake arm and right brake arm drive left brake shoe and right brake shoe to unclamp band-type brake action；Brake unit power-off, left brake arm and right brake arm is made to drive left brake shoe and right brake shoe to perform brake sticking brake action；Along with the perseveration of elevator brake band-type brake, the left brake shoe and the right brake shoe that perform band-type brake action can progressively wear away, when abrasion to expose arbitrary to conductor segment time, when again performing band-type brake action, conductor segment connection braked wheel, makes alarm and power supply form loop, and alarm sends alarm signal。
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all within the spirit and principles in the present invention, any amendment of making, equivalent replacement, improvement etc., should be included within protection scope of the present invention。
Claims (8)
1. an elevator brake band-type brake, including support, brake unit, braked wheel, brake arm and the brake shoe being fixed in brake arm, described brake arm is divided into left brake arm and right brake arm, it is separately fixed at the left and right sides of support, and wrap up the left and right sides of braked wheel, it is fixed on the respectively left brake shoe of the brake shoe in described left brake arm and right brake arm and right brake shoe, it is characterized in that, described left brake arm and described right brake arm and described braked wheel are connected with described brake unit respectively, powered off and on along with brake unit, described braked wheel is braked and take-off the brake by described left brake arm and described right brake arm respectively, difference at least one pair of conductor segment pre-buried in described left brake shoe and described right brake shoe, the respectively positive pole conductor segment of conductor segment described in every a pair and cathode conductor section, described positive pole conductor segment connects external alarm with cathode conductor section respectively through external wire, described external wire is just, negative pole is just being respectively communicated with external power supply, negative pole, described brake shoe is non-conductor material, described braked wheel is conductive material。
2. a kind of elevator brake band-type brake according to claim 1, it is characterised in that described left brake shoe contains two pairs of conductor segment, and two pairs of described conductor segment are embedded in the first half and the latter half of described left brake shoe respectively in advance；Described right brake shoe contains two pairs of conductor segment, and two pairs of described conductor segment are embedded in the first half and the latter half of described right brake shoe respectively in advance。
3. a kind of elevator brake band-type brake according to claim 1, it is characterised in that described left brake shoe contains three pairs of conductor segment, and three pairs of described conductor segment are embedded in the first half of described left brake shoe, the latter half and middle part respectively in advance；Described right brake shoe contains three pairs of conductor segment, and three pairs of described conductor segment are embedded in the first half of described right brake shoe, the latter half and middle part respectively in advance。
4. a kind of elevator brake band-type brake according to any one of claims 1 to 3, it is characterised in that alarm and described power supply described in parallel communication between paired described conductor segment。
5. a kind of elevator brake band-type brake according to claim 1, it is characterised in that described conductor segment is steel wire or steel disc or iron wire or iron plate。
6. a kind of elevator brake band-type brake according to any one of claims 1 to 3, it is characterised in that one end of described conductor segment connects external wire, the other end is embedded into the position of the band-type brake face 1.8～2.5mm in described brake shoe from described brake shoe。
7. a kind of elevator brake band-type brake according to any one of claim 1 or 2 or 3 or 5, it is characterised in that described braked wheel is cast steel or cast iron quality。
8. an elevator brake band-type brake abrasion monitoring method, it is characterized in that: use a kind of elevator brake band-type brake as claimed in claim 1, making described brake unit be energized, described left brake arm and described right brake arm drive described left brake shoe and described right brake shoe to unclamp band-type brake action；Described brake unit power-off, described left brake arm and described right brake arm is made to drive described left brake shoe and described right brake shoe to perform brake sticking brake action；Perseveration along with elevator brake band-type brake, the described left brake shoe and the described right brake shoe that perform band-type brake action can progressively wear away, when abrasion to expose arbitrary to described conductor segment time, when again performing band-type brake action, described conductor segment connects described braked wheel, making described alarm and described power supply form loop, described alarm sends alarm signal。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610226749.7A CN105692384A (en) | 2016-04-13 | 2016-04-13 | Elevator brake and elevator brake abrasion monitoring method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610226749.7A CN105692384A (en) | 2016-04-13 | 2016-04-13 | Elevator brake and elevator brake abrasion monitoring method |
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| Publication Number | Publication Date |
|---|---|
| CN105692384A true CN105692384A (en) | 2016-06-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610226749.7A Pending CN105692384A (en) | 2016-04-13 | 2016-04-13 | Elevator brake and elevator brake abrasion monitoring method |
Country Status (1)
| Country | Link |
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| CN (1) | CN105692384A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106641047A (en) * | 2016-12-30 | 2017-05-10 | 重庆樽明汽车零部件有限公司 | Brake pad with pre-warning device |
| CN111706632A (en) * | 2020-07-23 | 2020-09-25 | 苏州市职业大学 | Brake shoe of brake |
| CN114294359A (en) * | 2021-12-14 | 2022-04-08 | 上海爱登堡电梯集团股份有限公司 | Escalator with built-in probe structure brake lining failure monitoring device |
| CN114483838A (en) * | 2020-10-26 | 2022-05-13 | 上海三菱电梯有限公司 | Brake band-type brake clearance detection system and method |
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| CN101881312A (en) * | 2009-05-07 | 2010-11-10 | 王芹 | Double-energy contracting brake |
| CN202936046U (en) * | 2012-11-19 | 2013-05-15 | 江南嘉捷电梯股份有限公司 | Real-time detecting structure for position of band-type brake arm on elevator traction machine |
| CN202988636U (en) * | 2012-11-30 | 2013-06-12 | 王敦豹 | Electromagnetic type elevator braking device |
| CN105084144A (en) * | 2015-08-20 | 2015-11-25 | 江南嘉捷电梯股份有限公司 | Elevator |
| CN205500491U (en) * | 2016-04-13 | 2016-08-24 | 新疆维吾尔自治区特种设备检验研究院 | Elevator braking band -type brake |
-
2016
- 2016-04-13 CN CN201610226749.7A patent/CN105692384A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101881312A (en) * | 2009-05-07 | 2010-11-10 | 王芹 | Double-energy contracting brake |
| CN202936046U (en) * | 2012-11-19 | 2013-05-15 | 江南嘉捷电梯股份有限公司 | Real-time detecting structure for position of band-type brake arm on elevator traction machine |
| CN202988636U (en) * | 2012-11-30 | 2013-06-12 | 王敦豹 | Electromagnetic type elevator braking device |
| CN105084144A (en) * | 2015-08-20 | 2015-11-25 | 江南嘉捷电梯股份有限公司 | Elevator |
| CN205500491U (en) * | 2016-04-13 | 2016-08-24 | 新疆维吾尔自治区特种设备检验研究院 | Elevator braking band -type brake |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106641047A (en) * | 2016-12-30 | 2017-05-10 | 重庆樽明汽车零部件有限公司 | Brake pad with pre-warning device |
| CN111706632A (en) * | 2020-07-23 | 2020-09-25 | 苏州市职业大学 | Brake shoe of brake |
| CN114483838A (en) * | 2020-10-26 | 2022-05-13 | 上海三菱电梯有限公司 | Brake band-type brake clearance detection system and method |
| CN114483838B (en) * | 2020-10-26 | 2023-07-28 | 上海三菱电梯有限公司 | Brake band-type brake gap detection system and method |
| CN114294359A (en) * | 2021-12-14 | 2022-04-08 | 上海爱登堡电梯集团股份有限公司 | Escalator with built-in probe structure brake lining failure monitoring device |
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Application publication date: 20160622 |
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