CN101718604A - Braking performance detector of brake of elevator traction system - Google Patents
Braking performance detector of brake of elevator traction system Download PDFInfo
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- CN101718604A CN101718604A CN200910198216A CN200910198216A CN101718604A CN 101718604 A CN101718604 A CN 101718604A CN 200910198216 A CN200910198216 A CN 200910198216A CN 200910198216 A CN200910198216 A CN 200910198216A CN 101718604 A CN101718604 A CN 101718604A
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- pressure transducer
- brake
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- sleeve
- elevator
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- Indicating And Signalling Devices For Elevators (AREA)
- Maintenance And Inspection Apparatuses For Elevators (AREA)
Abstract
The invention relates to a braking performance detector of a brake of an elevator traction system, comprising a detecting box, an installing bracket and a data collecting processor, wherein a pressure sensor is arranged in the detecting box; the detecting box is fixedly installed on a pull rod of a detected brake by the installing bracket; the pressure sensor abuts against a top rod of the brake by a contact rod which extends out of the detecting box; and the pressure sensor is connected with the data collecting processor by a traction line. The braking performance detector avoids non-economy caused by permanently installing the sensor and the like in the brake in on-line detection, also ensures the use reliability of the brake of an elevator and has reasonable structure, high detection precision, convenient use, high reliability and wide practicability.
Description
Technical field
The present invention relates to a kind of elevator traction system braking performance detector, be particularly useful for the detection of elevator block brake damping force.
Background technology
Along with expanding economy, elevator has become the indispensable vehicles in the daily life, so the safe reliability of elevator focus extremely.Elevator brake system is to ensure the vital ingredient of elevator safety operation.If the braking moment deficiency can cause used during elevator fallings such as " slide " ladder even " flying " ladder, rush to summit or the shearing accident.Most of operation control of elevator and safeguard protection finally will be leaned on the action of brake system and made elevator stopping.And the size of brake braking force directly affects the ride comfort sense and the leveling accuracy of elevator.But to the also most modes that adopt visual examination or artificial subjective judgement of the testing of elevator brake damping force, operation has stayed potential safety hazard to elevator at present.
At present, the detent of installing on the elevator is mainly block brake.The main cause of accidents such as elevator take place to slip at the bottom of car, the, Dun of rushing to summit, shearing is because the braking moment deficiency of detent causes, and retarding spring to lose efficacy be the main cause that causes the braking moment deficiency." elevator manufacturing and installation safety standard " 12.4.2.5 regulation: " force applications of brake block or liner has the compression spring of guiding or heavy thallium to apply "; " elevator supervision and inspection rules " the 3rd: " ... should be at the usefulness elevator; once check every year according to the content of these rules to the periodic inspection regulation ... " the requirement that " elevator supervision and inspection content request and method " detects detent: " detent flexible movements, reliable operation.The both sides brake shoe should be fitted on the braked wheel workplace closely, equably during braking, and braked wheel and brake shoe do not rub when declutching ".The method of inspection: " visual examination is measured with clearance gauge in case of necessity ".Therefore, present inspection to detent mostly is confined on the qualitative examination influence of the examined personnel's experience of the accuracy of inspection.Designing the device of accurate reflection detent braking ability, is the important leverage of elevator safety reliability service.
Summary of the invention
The objective of the invention is to defective at the prior art existence, a kind of braking performance detector of brake of elevator traction system is provided, avoid the non-Economy by bringing in the online detection, can guarantee elevator brake reliability in use again at permanent sensor installation of detent etc.
For achieving the above object, design of the present invention is: elevator brake braking performance detector of the present invention comprises detection case, mounting bracket and data collection processor.Detection case is installed in the end of detent push rod, by upper press cover, and gathering sill, sleeve, contact lever, pressure transducer, positive stop is regulated bolt, baffle plate, casing, lead-in wire, compositions such as caging bolt.The casing left side is provided with gathering sill, is used for leading and the location when contact lever is installed.The casing bottom is provided with mounting groove, is used to install positive stop.With hex bolts casing is fixed on the holder, positive stop is placed in the mounting groove, and the sleeve lower surface is fitted in the positive stop upper surface, and quill is to two ends and casing inner face clearance fit, caging bolt withstands on the upper surface of sleeve, makes sleeve be close to the positive stop upper surface.Placement force sensor in the sleeve cylindrical shell, the pressure transducer left end is provided with contact lever, and contact lever withstands on the push rod left side, and the pressure transducer right-hand member is provided with baffle plate, regulates bolt and withstands on the baffle plate right side, to guarantee that pressure transducer contacts axial with contact lever.With hex bolts upper press cover is fixed on the casing.Mounting bracket is installed in the left end of detent pull bar, near the annular retaining ring left side, and by supporting seat, clamping screw, holder, nut, packing ring is formed.Clamping screw fits together supporting seat and holder, and the locking obvolvent is on the detent pull bar.The nuts and washers combination is tightened on the detent pull bar left end screw thread, and the restriction holder moves axially.Sensor lead passes fairlead, and the signal on the sensor is delivered to data collection processor.
The contact lever left end of pick-up unit contacts with the detent push rod, and the other end withstands on the pressure transducer left end, and the baffle plate of regulating bolt withstands the sensor right-hand member, thereby limits its axial displacement.During the elevator brake energising, push rod is subjected to the effect of electromagnetic force and outwards moves, and contact lever is delivered to pressure transducer with power, detection signal outputs to data collection processor by lead-in wire, the relative dimensions of input brake on the interface is handled by computed in software, determines the braking moment value.
Described pressure transducer is nonstandard pillar pressure transducer, and both ends of the surface all have bellmouth to contact with fixed part, and connector lug is radially arranged, and is used for the signal of feeding sensor and draws lead-in wire; Described upper press cover upper end is provided with the fairlead of being convenient to go between and passing through, and is fixed on the casing with hex bolts; Described casing is built-in with sleeve, and pressure transducer is placed in the sleeve, and contact lever withstands on the pressure transducer left end, the baffle plate of the regulating bolt sensor right-hand member that withstands pressure.The casing left side is provided with gathering sill, is used for leading and the location when contact lever is installed.The casing bottom is provided with mounting groove, is used to install positive stop; Described adjusting bolt can be adjusted the axial location of baffle plate according to brake specification, to guarantee that pressure transducer contacts axial with contact lever.
According to the foregoing invention design, the present invention adopts following technical proposals:
A kind of braking performance detector of brake of elevator traction system comprises a detection case, and mounting bracket and data collection processor is characterized in that being provided with in the described detection case pressure transducer; Described detection case is fixedly mounted on the pull bar of tested detent by described mounting bracket, makes the contact lever of described pressure transducer through stretching out from detection case abut against a push rod of described detent; Described pressure transducer connects described data collection processor by lead-in wire.
The structure of above-mentioned detection case is: a sleeve of the interior arrangement of casing that has loam cake; The two ends of described sleeve respectively with the tank ends wall gap of remaining valid; The sleeve bottom surface abuts against one above the positive stop, and described positive stop is placed in the groove of described casing inner bottom surface, and the positive stop axis is vertical with sleeve axis; The box cover of corresponding positive stop top has two screws to revolve to join two stop screws; Described two stop screws lean the end face of this sleeve; Sliding joining settled described pressure transducer in the described sleeve, and the left end of described pressure transducer is leaning described contact lever, and the vertical direction gathering sill on this contact lever and the casing left end wall is slippery; The right-hand member of pressure transducer is leaning a set screw by a block, and a screw on this set screw and the described casing right-hand member wall revolves joins; Axial groove is slippery on the pressure transducer connector lug of described pressure transducer and the described sleeve; Covered a through wires hole on the described casing, described lead is drawn from this through wires hole.
Above-mentioned pressure transducer is the pillar pressure transducer, and its both ends of the surface center all has bellmouth to contact with the top that protrude described block and contact lever end respectively; Pressure transducer radially has described connector lug.
The structure of above-mentioned mounting bracket is: a supporting seat upper end has a fixed head to fixedly connected with described casing by screw; Described supporting seat lower end forms a fixed installation hole by holder of the involutory connection of screw, described tie rod end is passed behind this fixed installation hole the cover upper gasket and is revolved and join a nut, make described supporting seat and the holder annular retaining ring on the described pull bar, the another side of annular retaining ring is supported on the retarding spring, and the other end of this spring is supported on the brake arm side of detent.
The present invention compared with prior art, have following conspicuous substantive distinguishing features and advantage: adopts pressure sensor of the present invention is installed on the casing, can transpose on the pull bar that is removably mounted on tested detent and pressure transducer is contacted with the push rod of tested detent, thereby avoided the non-Economy by bringing in the online detection, guaranteed elevator brake reliability in use again at permanent sensor installation of detent etc.Not only rational in infrastructure, accuracy of detection is high, and easy to use, reliability is high, has practicality widely.
Description of drawings
Fig. 1 is a pick-up unit structural representation of the present invention.
Fig. 2 is the sleeve inner structural representation among Fig. 1.
Fig. 3 is a pick-up unit scheme of installation of the present invention.
Embodiment
The preferred embodiments of the present invention accompanying drawings is as follows:
Embodiment one: referring to Fig. 1 and Fig. 3, this braking performance detector of brake of elevator traction system comprises 1, one mounting bracket 2 of a detection case and a data Acquisition Processor 3, and a pressure transducer 5 is set in the detection case 1; Detection case 1 is fixedly mounted on the pull bar 21 of tested detent by mounting bracket 2, makes the contact lever 4 of pressure transducer 5 through stretching out from detection case 1 abut against a push rod 24 of described detent; Pressure transducer 5 connects data collection processor 3 by lead-in wire 18
Embodiment two: referring to Fig. 1, Fig. 2 and Fig. 3, this enforcement is identical with example one, and special feature is: the structure of described detection case 1 is: a sleeve 6 of casing 16 interior arrangements that has loam cake; The two ends of described sleeve 6 respectively with the casing 16 end walls gap of remaining valid; Sleeve 6 bottom surfaces abut against above the positive stop 8, and described positive stop 8 is placed in the groove 7 of described casing 16 inner bottom surfaces, positive stop 8 axis and sleeve 6 axis normal; Being stamped two screws on the casing 1 of corresponding positive stop 8 tops revolves and is joining two stop screws 19; Described two stop screws 19 lean the end face of this sleeve 6; Sliding joining settled described pressure transducer 5 in the described sleeve 6, and the left end of described pressure transducer 5 is leaning described contact lever 4, and this contact lever 4 is slippery with the vertical direction gathering sill on the casing 16 left end walls; The right-hand member of pressure transducer 5 is leaning a set screw 14 by a block 15, and a screw on this set screw 14 and the described casing 16 right-hand member walls revolves joins; Axial groove is slippery on the pressure transducer connector lug 5-1 of described pressure transducer 5 and the described sleeve 6; Covered a through wires hole 17 on the described casing 1, described lead 18 is drawn from this through wires hole 17.
Described sensor 5 is the pillar pressure transducer, and its both ends of the surface center all has bellmouth to contact with the top that protrude described block 15 and contact lever 4 ends respectively; Pressure transducer 5 radially has described connector lug 5-1.
The structure of described mounting bracket 2 is: supporting seat 9 upper ends have a fixed head to fixedly connected with described casing 16 by screw; Described supporting seat 9 lower ends form a fixed installation hole by holder of screw 10 involutory connections 11, and described pull bar 21 ends are passed and overlapped upper gasket 13 behind this fixed installation hole and revolve and join a nut 12.
Claims (4)
1. a braking performance detector of brake of elevator traction system comprises a detection case (1), and a mounting bracket (2) and data collection processor is characterized in that being provided with in the described detection case (1) pressure transducer (5); Described detection case (1) is fixedly mounted on the pull bar (21) of tested detent by described mounting bracket (2), makes the contact lever (4) of described pressure transducer (5) through stretching out from detection case (1) abut against a push rod (24) of described detent; Described pressure transducer (5) connects described data collection processor (3) by lead-in wire (18).
2. according to claims 1 described braking performance detector of brake of elevator traction system, it is characterized in that the structure of described detection case (1) is: the interior sleeve (6) of settling of casing (16) that has loam cake; The two ends of described sleeve (6) respectively with casing (16) the end walls gap of remaining valid; Sleeve (6) bottom surface abuts against above the positive stop (8), and described positive stop (8) is placed in the groove (7) of described casing (16) inner bottom surface, positive stop (8) axis and sleeve (6) axis normal; Having covered two screws on the casing (1) of corresponding positive stop (8) top revolves and is joining two stop screws (19); Described two stop screws (19) are leaning the end face of sleeve (6); Sliding joining settled described pressure transducer (5) in the described sleeve (6), and the left end of described pressure transducer (5) is leaning described contact lever (4), and this contact lever (4) is slippery with the vertical direction gathering sill on casing (16) the left end wall; The right-hand member of pressure transducer (5) is leaning a set screw (14) by a block (15), and a screw on this set screw (14) and described casing (16) the right-hand member wall revolves joins; Upward axial groove is slippery with described sleeve (6) for the sensor connector lug (5-1) of described pressure transducer (5); Covered a through wires hole (17) on the described casing (1), described lead (18) is drawn from this through wires hole (17).
3. according to the pick-up unit of claims 1 or 2 described brake of elevator traction system braking abilities, it is characterized in that described pressure transducer (5) is the pillar pressure transducer, its both ends of the surface center all has bellmouth to contact with the top that protrude described block (15) and contact lever (4) end respectively; Pressure transducer (5) radially has described connector lug (5-1).
4. according to claims 2 described braking performance detector of brake of elevator traction system, it is characterized in that the structure of described mounting bracket (2) is: a supporting seat (9) upper end has a fixed head to fixedly connected with described casing (16) by screw; Described supporting seat (9) lower end forms a fixed installation hole by screw (a 10) holder of involutory connection (11), described pull bar (21) end is passed and is overlapped upper gasket (13) behind this fixed installation hole and revolve and join a nut (12), make described supporting seat (9) and holder (11) annular retaining ring (22) on the described pull bar (21), the another side of annular retaining ring (22) is supported on the retarding spring (23), and the other end of this spring (23) is supported on brake arm (25) side of detent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101982162A CN101718604B (en) | 2009-11-03 | 2009-11-03 | Braking performance detector of brake of elevator traction system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101982162A CN101718604B (en) | 2009-11-03 | 2009-11-03 | Braking performance detector of brake of elevator traction system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101718604A true CN101718604A (en) | 2010-06-02 |
| CN101718604B CN101718604B (en) | 2011-05-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009101982162A Expired - Fee Related CN101718604B (en) | 2009-11-03 | 2009-11-03 | Braking performance detector of brake of elevator traction system |
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| CN (1) | CN101718604B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102564779A (en) * | 2010-10-15 | 2012-07-11 | 江苏三斯风电科技有限公司 | Hydraulic brake test device |
| CN103935858A (en) * | 2014-04-09 | 2014-07-23 | 浙江梅轮电扶梯成套有限公司 | Automatic detection device of traction machine brake |
| CN104089764A (en) * | 2014-07-09 | 2014-10-08 | 杭州沃镭科技有限公司 | Detection device and method for performance of elevator brake |
| CN104444672A (en) * | 2014-10-10 | 2015-03-25 | 上海大学 | Elevator braking performance detection system |
| CN110650911A (en) * | 2017-05-25 | 2020-01-03 | 三菱电机株式会社 | Control device for elevator |
| CN111908284A (en) * | 2020-08-12 | 2020-11-10 | 深圳市特种设备安全检验研究院 | Flaring device for elevator |
| CN112697335A (en) * | 2020-12-09 | 2021-04-23 | 芜湖玉泰汽车制动有限公司 | Detection device convenient to detect brake pump pressure |
-
2009
- 2009-11-03 CN CN2009101982162A patent/CN101718604B/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102564779A (en) * | 2010-10-15 | 2012-07-11 | 江苏三斯风电科技有限公司 | Hydraulic brake test device |
| CN103935858A (en) * | 2014-04-09 | 2014-07-23 | 浙江梅轮电扶梯成套有限公司 | Automatic detection device of traction machine brake |
| CN103935858B (en) * | 2014-04-09 | 2016-05-11 | 浙江梅轮电扶梯成套有限公司 | A kind of traction machine brake automatic detection device |
| CN104089764A (en) * | 2014-07-09 | 2014-10-08 | 杭州沃镭科技有限公司 | Detection device and method for performance of elevator brake |
| CN104089764B (en) * | 2014-07-09 | 2016-05-11 | 杭州沃镭智能科技股份有限公司 | A kind of elevator brake device for detecting performance and detection method |
| CN104444672A (en) * | 2014-10-10 | 2015-03-25 | 上海大学 | Elevator braking performance detection system |
| CN110650911A (en) * | 2017-05-25 | 2020-01-03 | 三菱电机株式会社 | Control device for elevator |
| CN111908284A (en) * | 2020-08-12 | 2020-11-10 | 深圳市特种设备安全检验研究院 | Flaring device for elevator |
| CN111908284B (en) * | 2020-08-12 | 2024-05-24 | 深圳市质量安全检验检测研究院 | Flaring device of elevator |
| CN112697335A (en) * | 2020-12-09 | 2021-04-23 | 芜湖玉泰汽车制动有限公司 | Detection device convenient to detect brake pump pressure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101718604B (en) | 2011-05-04 |
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Granted publication date: 20110504 Termination date: 20131103 |