CN105398994A - Tractor of bidirectional brake structure improved from single-direction brake structure - Google Patents
Tractor of bidirectional brake structure improved from single-direction brake structure Download PDFInfo
- Publication number
- CN105398994A CN105398994A CN201510725493.XA CN201510725493A CN105398994A CN 105398994 A CN105398994 A CN 105398994A CN 201510725493 A CN201510725493 A CN 201510725493A CN 105398994 A CN105398994 A CN 105398994A
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- rebound
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- 230000002457 bidirectional effect Effects 0.000 title abstract 4
- 230000000712 assembly Effects 0.000 claims abstract description 27
- 238000000429 assembly Methods 0.000 claims abstract description 27
- 230000004048 modification Effects 0.000 claims description 19
- 238000012986 modification Methods 0.000 claims description 19
- 238000000034 method Methods 0.000 abstract description 7
- 238000009434 installation Methods 0.000 abstract description 5
- 238000005553 drilling Methods 0.000 abstract description 4
- 230000006872 improvement Effects 0.000 abstract description 2
- 238000003466 welding Methods 0.000 abstract description 2
- 230000007704 transition Effects 0.000 abstract 2
- 230000008569 process Effects 0.000 description 5
- 230000009466 transformation Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000001131 transforming effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000009418 renovation Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
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Abstract
The invention discloses a tractor of a bidirectional brake structure improved from a single-direction brake structure. The tractor comprises a machine frame (1), a brake wheel (2), a brake (3) and two brake arm assemblies (4), wherein an installation platform (10) is arranged on the machine frame (1); the brake (3) is arranged on the installation platform (10); the two brake arm assemblies (4) are symmetrically arranged on the parts, on two sides of the brake wheel (2), of the machine frame (1); the two lateral walls of the installation platform (10) are connected with two adjustment lead screws (5); the brake (3) is a bidirectional brake, and the outer ends of two movable ejection rods (7) at the two ends of the brake (3) abut against the inner walls of the upper ends of the two brake arm assemblies (4); a transition plate (11) is connected to the installation platform (10), and the brake (3) is fixedly connected to the transition plate (11) through screws. The tractor of the bidirectional brake structure improved from the single-direction brake structure has the advantages that operation is simple and easy to implement during improvement, and the complex procedures such as welding and drilling are not needed on site.
Description
Technical field
The present invention relates to elevator traction machine brake structure renovation technique field, is specifically a kind of towing machine being become bi-directional braking structure by one-way brake structure of modification.
Background technology
Elevator is as a kind of loading, manned electric hoist equipment, be widely used in skyscraper, urban highway overline bridge etc., in those early years, the drg of elevator traction machine mostly is one-way brake structure, and at that time national standard also non-mandatory requirement perform bi-directional braking structure, adopt the elevator traction machine (as shown in Figure 1) of one-way brake structure, its structure comprises frame 100, brake wheel 103 and uni-directional brake 102, described frame 100 is provided with erecting bed 101, described uni-directional brake 102 is arranged on erecting bed 101 by screw, the frame 100 of described brake wheel 103 both sides is arranged with two brake control levers 104, the madial wall of two brake control levers 104 connects two friction linings 106, the lower end of described two brake control levers 104 is hinged by pin 105 and frame 100, the two side of described erecting bed 101 connects two adjusting screw(rod)s 108, the movable upper end of described two brake control levers 104 is set on two adjusting screw(rod)s 108, two adjusting screw(rod)s 108 are provided with two springs 109, the outer end of two springs is connected with the outer end of two adjusting screw(rod)s, the lateral wall of the inner of two springs and two brake control levers offsets, described brake control lever is connected with push rod, and the inner of described push rod and top restrictor bar 107 free end of uni-directional brake offset, operationally, the elastic force that the electromagnetic force that uni-directional brake energising produces overcomes spring makes top restrictor bar promotion push rod and brake control lever outwards open to the elevator traction machine of this one-way brake structure, and now brake wheel rotates, elevator traction machine action, when elevator traction machine stops, uni-directional brake power-off loss of excitation, two brake control levers inwardly clamp brake wheel under the elastic force of spring, thus make brake wheel spline.In use there is a kind of defect or hidden danger in the elevator traction machine of this one-way brake structure: the elevator traction machine of such as one-way brake structure may because of quality problems own, or do not carry out suitable maintaining after long-time use, cause action ineffective, not even action, at this moment will cause the generation of the safety misadventure such as stopping, rapid drawdown in elevator cage operation; Moreover, although the towing machine regular event of one-way brake structure, both sides physical construction supporting with it, if break down as one of them brake control lever, so safety misadventure or inevitably occur.
At present, country upgrades the standard of elevator industry, and elevator must be forced to use the towing machine of bi-directional braking structure to ensure the safety that elevator runs, and the towing machine of bi-directional braking structure can be good at avoiding above-mentioned unexpected generation.The towing machine of bi-directional braking structure, the bi-directional brake adopted can separately to two brake control lever applied thrusts, even if one of them brake control lever is dumb or break down, another brake control lever also can make brake wheel stop operating, and therefore its safety is high.Therefore, the towing machine that the towing machine of existing one-way brake structure must be transformed into bi-directional braking structure has higher safety to make elevator run.And in fact when the towing machine of one-way brake structure is transformed into the towing machine of bi-directional braking structure, because towing machine is generally mounted in machine room, the working environment of machine room is poor, technical personnel transform towing machine brake structure time, inconvenient operation; And during the towing machine initial design of one-way brake structure also and reckon without follow-up transformation factor, therefore when the one-way brake structure of modification of towing machine being become bi-directional braking structure, need to weld at the scene, the processing such as the erecting bed of drilling polishing frame, operate cumbersome, transformation efficiency under and cost is high, often out of reach transformation effect.
Summary of the invention
The technical problem to be solved in the present invention is, overcomes the defect of above prior art, the towing machine being become bi-directional braking structure by one-way brake structure of modification of the cumbersome process such as operation is simple, scene need not be welded, drilling when providing a kind of transformation.
Technical solution of the present invention is, there is provided a kind of towing machine being become bi-directional braking structure by one-way brake structure of modification with following structure: it comprises frame, brake wheel, drg and two brake control lever assemblies, described frame is provided with erecting bed, described drg is arranged on erecting bed, two described brake control lever assemblies are symmetricly set in the frame of brake wheel both sides, and the lower end of two brake control lever assemblies and frame hinged, the two side of described erecting bed connects two adjusting screw(rod)s, the top movable of described two brake control lever assemblies is set on two adjusting screw(rod)s, and two adjusting screw(rod)s outside two brake control lever assemblies are arranged with two retracing springs, described drg is bi-directional brake, and the outer end of two of drg two ends movable push rods and the upper end inwall of two brake control lever assemblies offset, described erecting bed connects a rebound, described drg is screwed and is connected on rebound.
After adopting above structure, the present invention becomes the towing machine of bi-directional braking structure compared with prior art by one-way brake structure of modification, have the following advantages: the towing machine of bi-directional braking structure should be become to be the towing machine carrying out being transformed into bi-directional braking structure on the basis of original one-way brake structure towing machine by one-way brake structure of modification, when transforming, first by the one-way brake structural demolition of towing machine, as by uni-directional brake, brake control lever assembly etc. takes off, then on erecting bed, rebound is placed, with screw, rebound is fixed on erecting bed, then bi-directional brake is fixed on rebound, again two brake control lever assemblies are installed, make the lower end of brake control lever assembly and frame hinged, the top movable of brake control lever assembly is set on two adjusting screw(rod)s, and retracing spring is loaded on two adjusting screw(rod)s, and the outer end of two of drg two ends movable push rods and the upper end inwall of two brake control lever assemblies are offseted, the screw on two adjusting screw(rod)s is finally regulated to carry out the adjustment of brake clearance, ensure the best clearance of braking, guarantee that towing machine safety and steady runs, become in the process of bi-directional braking structure at the one-way brake structure of modification of towing machine, the cumbersome process such as the connection thus make by rebound need not be welded in whole transformation process, drilling, and operation is simple, operating without the need to separately joining appointees, only need former elevator maintain and protection personnel are briefly described and can be operated.Therefore the towing machine of bi-directional braking structure should be become to solve one-way brake structure of modification by one-way brake structure of modification to become during bi-directional braking mechanism towing machine to transform difficulty, or effectively cannot transform the hidden danger of the higher bi-directional braking structure towing machine of safety as.
As preferably, described rebound is provided with multiple connecting bore and mounting hole, and described connecting bore is with the tapped bore one_to_one corresponding on erecting bed and be connected by screw; Described mounting hole connects for the bottom of drg.Connecting bore on this rebound is with the tapped bore one_to_one corresponding on erecting bed and be connected by screw, become in the process of bi-directional braking structure at the one-way brake structure of modification of towing machine like this, after pulling down uni-directional brake, the tapped bore on erecting bed is utilized to fix rebound, then bi-directional brake is fixed on rebound, need not carries out welding on erecting bed, the operation such as drawbore fixes bi-directional brake; Therefore the installation of bi-directional brake is very convenient, simple.
As improvement, described rebound two side is provided with two L shape connecting panels, and one end of each L shape connecting panel is connected with rebound, and the other end is fixedly connected with adjusting screw(rod).These two L shape connecting panels play the effect of fixing rebound, and what rebound was connected is more firm, stable, thus ensures that the drg that rebound connects can not rock, good stability.
As preferably, the upper end of described two brake control lever assemblies is equipped with a tapped bore, and described tapped bore negative thread is connected with adjust bar, and the outer end of two movable push rods at described drg two ends offsets with the inner of two adjusts bar respectively.This adjust bar can regulate the gap of adjust bar the inner and movable push rod outer end, and then makes the adjustable suitable brake clearance of drg, to ensure the normal operation of drg.
Accompanying drawing explanation
Fig. 1 is the structural representation of the towing machine of the one-way brake structure of prior art.
Fig. 2 is the present invention is become the towing machine of bi-directional braking structure structural representation by one-way brake structure of modification.
Fig. 3 is the present invention is become the rebound of the towing machine of bi-directional braking structure structural representation by one-way brake structure of modification.
As shown in the figure:
100, frame, 101, erecting bed, 102, uni-directional brake, 103, brake wheel, 104, brake control lever, 105, pin, 106, friction lining, 107, top restrictor bar, 108, adjusting screw(rod), 109, spring.
1, frame, 2, brake wheel, 3, drg, 4, brake control lever assembly, 5, adjusting screw(rod), 6, retracing spring, 7, movable push rod, 8, adjust bar, 9, L shape connecting panel, 10, erecting bed, 11, rebound, 12, connecting bore, 13, mounting hole.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
As shown in Figures 2 and 3;
The present invention becomes the towing machine of bi-directional braking structure by one-way brake structure of modification, it comprises frame 1, brake wheel 2, drg 3 and two brake control lever assemblies 4, described frame 1 is provided with erecting bed 10, described drg 3 is arranged on erecting bed 10, two described brake control lever assemblies 4 are symmetricly set in the frame 1 of brake wheel 2 both sides, and the lower end of two brake control lever assemblies 4 and frame 1 hinged, the two side of described erecting bed 10 connects two adjusting screw(rod)s 5, the top movable of described two brake control lever assemblies 4 is set on two adjusting screw(rod)s 5, and two adjusting screw(rod)s 5 outside two brake control lever assemblies 4 are arranged with two retracing springs 6, described drg 3 is bi-directional brake, and the outer end of two of drg 3 two ends movable push rods 7 and the upper end inwall of two brake control lever assemblies 4 offset, described erecting bed 10 connects a rebound 11, described drg 3 is screwed and is connected on rebound 11.
The towing machine of bi-directional braking structure should be become when transforming by one-way brake structure of modification, first by the one-way brake structural demolition of towing machine, as by uni-directional brake, brake control lever assembly etc. takes off, then on erecting bed 10, rebound 11 is placed, with screw, rebound 11 is fixed on erecting bed 10, then bi-directional brake 3 is fixed on rebound 11, again two brake control lever assemblies 4 are installed, make the lower end of brake control lever assembly 4 and frame 1 hinged, the top movable of brake control lever assembly 4 is set on two adjusting screw(rod)s 5, and retracing spring 6 is loaded on two adjusting screw(rod)s 5, and the outer end of two of drg 3 two ends movable push rods 7 and the upper end inwall of two brake control lever assemblies 4 are offseted, the screw on two adjusting screw(rod)s 5 is finally regulated to carry out the adjustment of brake clearance, ensure the best clearance of braking, guarantee that towing machine safety and steady runs
Described rebound 11 is provided with multiple connecting bore 12 and mounting hole 13, and described connecting bore 12 is with the tapped bore one_to_one corresponding on erecting bed 10 and be connected by screw; Described mounting hole 13 connects for the bottom of drg 3.
Described rebound 11 two side is provided with two L shape connecting panels 9, and one end of each L shape connecting panel 9 is connected with rebound 11, and the other end is fixedly connected with adjusting screw(rod) 5.
The upper end of described two brake control lever assemblies 4 is equipped with a tapped bore, and described tapped bore negative thread is connected with adjust bar 8, and the outer end of two movable push rods 7 at described drg 3 two ends offsets with the inner of two adjusts bar 8 respectively.
Claims (4)
1. one kind is become the towing machine of bi-directional braking structure by one-way brake structure of modification, it comprises frame (1), brake wheel (2), drg (3) and two brake control lever assemblies (4), described frame (1) is provided with erecting bed (10), described drg (3) is arranged on erecting bed (10), two described brake control lever assemblies (4) are symmetricly set in the frame (1) of brake wheel (2) both sides, and the lower end of two brake control lever assemblies (4) and frame (1) hinged, the two side of described erecting bed (10) connects two adjusting screw(rod)s (5), the top movable of described two brake control lever assemblies (4) is set on two adjusting screw(rod)s (5), and two adjusting screw(rod)s (5) in two brake control lever assembly (4) outsides are arranged with two retracing springs (6), it is characterized in that: described drg (3) is bi-directional brake, and the outer end of two movable push rods (7) at drg (3) two ends and the upper end inwall of two brake control lever assemblies (4) offset, upper connection one rebound (11) of described erecting bed (10), described drg (3) is screwed and is connected on rebound (11).
2. the towing machine being become bi-directional braking structure by one-way brake structure of modification according to claim 1, it is characterized in that: described rebound (11) is provided with multiple connecting bore (12) and mounting hole (13), described connecting bore (12) is with the tapped bore one_to_one corresponding on erecting bed (10) and be connected by screw; Described mounting hole (13) connects for the bottom of drg (3).
3. the towing machine being become bi-directional braking structure by one-way brake structure of modification according to claim 1 and 2, it is characterized in that: described rebound (11) two side is provided with two L shape connecting panels (9)), one end of each L shape connecting panel (9) is connected with rebound (11), and the other end is fixedly connected with adjusting screw(rod) (5).
4. the towing machine being become bi-directional braking structure by one-way brake structure of modification according to claim 1, it is characterized in that: the upper end of described two brake control lever assemblies (4) is equipped with a tapped bore, described tapped bore negative thread is connected with adjust bar (8), and the outer end of two movable push rods (7) at described drg (3) two ends offsets with the inner of two adjusts bar (8) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510725493.XA CN105398994B (en) | 2015-10-30 | 2015-10-30 | From the one-way brake structure of modification traction machine in pairs to brake structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510725493.XA CN105398994B (en) | 2015-10-30 | 2015-10-30 | From the one-way brake structure of modification traction machine in pairs to brake structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105398994A true CN105398994A (en) | 2016-03-16 |
| CN105398994B CN105398994B (en) | 2017-12-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510725493.XA Active CN105398994B (en) | 2015-10-30 | 2015-10-30 | From the one-way brake structure of modification traction machine in pairs to brake structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105398994B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0976943A1 (en) * | 1998-07-29 | 2000-02-02 | Inventio Ag | Brake |
| CN201501758U (en) * | 2009-07-30 | 2010-06-09 | 安徽广德昌立制动器有限公司 | Base of brake used for traction machine |
| CN203612874U (en) * | 2013-10-30 | 2014-05-28 | 韩伍林 | Double-driving and double-braking improved structure for single-driving and double-braking dragging machine brake |
| CN104709807A (en) * | 2015-03-24 | 2015-06-17 | 海安县申菱电器制造有限公司 | Multifunctional connecting device of special speed reducer for escalator |
| CN205151632U (en) * | 2015-10-30 | 2016-04-13 | 宁波欣达电梯配件厂 | Match to hauler of braking structure by one -way braking structural development |
-
2015
- 2015-10-30 CN CN201510725493.XA patent/CN105398994B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0976943A1 (en) * | 1998-07-29 | 2000-02-02 | Inventio Ag | Brake |
| CN201501758U (en) * | 2009-07-30 | 2010-06-09 | 安徽广德昌立制动器有限公司 | Base of brake used for traction machine |
| CN203612874U (en) * | 2013-10-30 | 2014-05-28 | 韩伍林 | Double-driving and double-braking improved structure for single-driving and double-braking dragging machine brake |
| CN104709807A (en) * | 2015-03-24 | 2015-06-17 | 海安县申菱电器制造有限公司 | Multifunctional connecting device of special speed reducer for escalator |
| CN205151632U (en) * | 2015-10-30 | 2016-04-13 | 宁波欣达电梯配件厂 | Match to hauler of braking structure by one -way braking structural development |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105398994B (en) | 2017-12-15 |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
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| GR01 | Patent grant | ||
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| TR01 | Transfer of patent right |
Effective date of registration: 20180410 Address after: 315113 Zhejiang city of Ningbo province Yinzhou District east Wu Village Patentee after: Ningbo Hongda Elevator Co., Ltd. Address before: 315114 Zhejiang city of Ningbo province Yinzhou District east Wu concentric Road No. 1 Patentee before: Ningbo Xinda Elevator Fitting Works |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20181127 Address after: 315113 West Village, Yinzhou District, Yinzhou District, Ningbo City, Yinzhou District Patentee after: Ningbo Xinda Screw Compressor Co., Ltd. Address before: 315113 West Village, Yinzhou District, Yinzhou District, Ningbo City, Yinzhou District Patentee before: Ningbo Hongda Elevator Co., Ltd. |
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| TR01 | Transfer of patent right |