CN100594174C - Interdynamic mechanism of grab bucket type digging crane - Google Patents
Interdynamic mechanism of grab bucket type digging crane Download PDFInfo
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- CN100594174C CN100594174C CN200810025985A CN200810025985A CN100594174C CN 100594174 C CN100594174 C CN 100594174C CN 200810025985 A CN200810025985 A CN 200810025985A CN 200810025985 A CN200810025985 A CN 200810025985A CN 100594174 C CN100594174 C CN 100594174C
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Abstract
The invention discloses an interaction mechanism of a grabbing and digging crane of grab bucket type, characterized by comprising a power source transmission shaft and an interaction shaft which are linked with each other through a coupling; the interaction shaft is provided with a bearing seat; gears which are respectively linked with a grabbing and digging mechanism and a lifting mechanism of the crane are arranged on the interaction shaft through a bearing; each gear is fixed with a floating brake, and an outer brake assembly is equipped on the outer circumference of the floating brake; a brake distance is kept between the outer brake assembly and the floating brake which is internally provided with an inner expansion assembly; the inner expansion assembly is fixedly arranged on the interaction shaft; the invention can reduce the energy consumption of the grabbing and digging crane, and solve the problems of slow start of the crane and brake heating and rapid wearing of detecting belt of the grabbing and digging mechanism and the lifting mechanism, so as to prevent the brake from slipping during the braking process.
Description
Technical field
The present invention relates to a kind of interdynamic mechanism, particularly a kind ofly be applied to the grab bucket type digging crane propulsion source and grab interdynamic mechanism between digging machine structure and the hoist mechanism.
Background technology
The tradition grab bucket type digging crane is propulsion source to be installed grabbing on digging machine structure and the hoist mechanism, propulsion source by belt or gear respectively with grab digging machine structure and hoist mechanism and be in transmission connection, hoisting crane is in grabbing the process of digging, at first with grab propulsion source that the digging machine structure connects and make by belt or gear and grab the action of digging machine structure and excavate object, object is placed grab in the grab bucket of digging crane, by the propulsion source that connects with hoist mechanism grab bucket is risen again, dig operation to finish to grab.Adopt the grab bucket type digging crane of this drive mechanism to exist in use that the friction belt wear of energy consumption height, drg heating, drg is fast, drg skids, start slow (starting under load), handle shortcomings such as inconvenience and complex structure in braking procedure.
Summary of the invention
In order to overcome the deficiencies in the prior art, the invention provides a kind of interdynamic mechanism of grab bucket type digging crane, adopt this interdynamic mechanism can make the energy consumption of grabbing digging crane low, delay the wearing and tearing of brake friction band, prevent that drg from skidding in braking procedure, and grab bucket idle travel on-load not when falling.
The technical solution adopted for the present invention to solve the technical problems is:
Interdynamic mechanism of grab bucket type digging crane, it is characterized in that it comprises propulsion source transmission shaft and interactive axle, connect by coupler between propulsion source transmission shaft and the interactive axle, on the interactive axle bearing seat is installed, on interactive axle, the gear that digging machine structure and hoist mechanism connect of grabbing with hoisting crane is arranged respectively by bearing installation, be fixed with the floating brake device on each gear, brake assembly outside the outer circumference surface of floating brake device is provided with has certain brake cabin distance between the outer circumference surface of outer brake assembly and floating brake device; The internal expanding assembly is installed in the floating brake device, and described internal expanding assembly is fixedly mounted on the interactive axle; Wherein, the internal expanding assembly comprises the internal expanding folder, the sheet of stopping rises, be installed in first on the internal expanding folder and drive cylinder, output shaft pivotally attached first connecting rod with the first driving cylinder, internal expanding clamping Dingan County is contained on the interactive axle, one end of first connecting rod is installed on the eccentric shaft, the sheet of stopping but first connecting rod and eccentric shaft roof pressure under the effect of the first driving cylinder rises, internal expanding presss from both sides and rises to stop retracting spring is installed between the sheet, the stop end of sheet of rising is installed on the internal expanding folder by hinge, the other end contacts with the first described eccentric shaft that drives cylinder, and rising stops has certain brake cabin distance between sheet and the floating brake device inner peripheral surface.
The outer brake assembly that the present invention adopts comprises outer stop frame and brake plate, the frame two ends of stopping outward are fixing respectively, brake cabin between the outer circumference surface of described outer brake assembly and floating brake device is apart from being arranged between brake plate and the floating brake device outer circumference surface, and stopping outward is equipped with retracting spring between frame and the brake plate; One end of brake plate connects with second driver train by second connecting rod mechanism, and the other end is hinged on the hinge.
Above-mentioned second connecting rod mechanism comprises swivel arm and is hinged on second connecting rod on the swivel arm, and an end and second driver train of swivel arm are hinged, and swivel arm can rotate around the fulcrum that interts on swivel arm, and an end and the brake plate of second connecting rod are hinged.
Above-mentioned driver train can adopt cylinder.
On the above-mentioned internal expanding folder hinge locating piece is installed.
For convenient respectively to the driving cylinder air feed of two internal expanding assemblies, at close propulsion source transmission shaft one end, axle center at propulsion source transmission shaft and interactive axle is provided with induction opening, swivel joint is installed on the induction opening, interactive axle is provided with the air gate that communicates with induction opening, and the tracheae that connects with the first driving cylinder near the internal expanding assembly of propulsion source transmission shaft one end is installed on the air gate; In the axle center of the interactive axle other end, be provided with induction opening, swivel joint is installed on the induction opening, interactive axle is provided with the air gate that communicates with induction opening, and the tracheae that connects with the first driving cylinder away from the internal expanding assembly of propulsion source transmission shaft one end is installed on the air gate.
Interactive axle of the present invention can adopt two to assemble, and connects by coupler between the two interactive axles, and two described is installed in respectively on two interactive with the gear that digging machine structure and hoist mechanism connect of grabbing of hoisting crane respectively.
The invention has the beneficial effects as follows: the present invention is simple in structure, when adopting the digging crane of grabbing of the present invention not during on-load, internal expanding assembly and floating brake device unclamp, interactive axle is in the gear inward turning then gear and floating brake device are slack, thereby make the not on-load motion of interactive axle, thereby can reduce energy resource consumption; Whole drive system can be started under no load condition simultaneously, starts slow problem thereby solved; After adopting the present invention, the drg that makes water cooling grab digging machine structure and hoist mechanism becomes possibility, because cooling water expansion tank is entered in the drg of grabbing digging machine structure and hoist mechanism, thereby solved drg heating, the fast problem of the belt wear of prying into of grabbing digging machine structure and hoist mechanism, skid in braking procedure to prevent drg; Owing to adopt gas circuit control internal expanding assembly and outer brake assembly, make manipulation more convenient understandable, be fit to staff's Operation and maintenance maintenance of elementary professional skill.
Description of drawings
The present invention is further described below in conjunction with drawings and Examples.
Fig. 1 is a structural representation of the present invention;
Fig. 2 be among Fig. 1 A-A to cutaway view.
The specific embodiment
With reference to Fig. 1, interdynamic mechanism of grab bucket type digging crane disclosed by the invention, comprise propulsion source transmission shaft 1 and interactive axle 2, connect by coupler 3 between propulsion source transmission shaft 1 and the interactive axle 2, interactive axle 2 can adopt two to assemble, two interactive axles 21, connect by coupler 4 between 22, two interactive axles 21,22 two ends are separately installed with bearing seat 5, interactive axle by bearing installation on bearing seat 5, the gear 6 that digging machine structure and hoist mechanism connect of grabbing with hoisting crane is installed on interactive axle respectively, 61, gear 6,61 connect with interactive axle by bearing, one side of each gear is fixed with floating brake device 7,71, interactive axle 2 passes floating brake device 7,71 centre hole, and interactive axle can be at floating brake device 7, rotation in 71 the centre hole.
Brake assembly 8 outside the outer circumference surface of floating brake device is provided with has certain brake cabin distance between the outer circumference surface of outer brake assembly 8 and floating brake device; Internal expanding assembly 9 is installed in the floating brake device, internal expanding assembly 9 is fixedly mounted on the interactive axle 2, internal expanding assembly 9 can be with interactive axle 2 rotations, when adopting the digging crane of grabbing of the present invention not during on-load, internal expanding assembly and floating brake device unclamp, interactive axle is in the gear inward turning then gear and floating brake device are slack, thereby makes the not on-load motion of interactive axle, thereby can reduce energy resource consumption.
With reference to Fig. 2, the outer brake assembly 8 that the present invention adopts comprises outer stop frame 81 and brake plate 82, and brake plate 82 is positioned at the top of floating brake device outer circumference surface, and is provided with the brake cabin distance between brake plate 82 and the floating brake device outer circumference surface.Stop the outward two ends of frame 81 are separately fixed on the corresponding fixed support 10,11, and stopping outward is equipped with retracting spring 83 between frame 81 and the brake plate 82; One end of brake plate 82 drives cylinder 84 by second connecting rod mechanism and second and connects, and the other end is hinged on the hinge 85, and this hinge 85 can be installed on the said fixing support 10.
As shown in the figure, second connecting rod mechanism comprises swivel arm 86 and is hinged on second connecting rod 87 on the swivel arm 86, it is hinged that one end of swivel arm 86 and second drives cylinder 84, swivel arm 86 can rotate around the fulcrum 88 that interts on swivel arm 86, one end and the brake plate 82 of second connecting rod 87 are hinged, and wherein fulcrum 88 can be installed on the fixed support 10.
With reference to Fig. 2, the internal expanding assembly 9 that the present invention adopts comprises internal expanding folder 91, rise stop sheet 92, be installed in first on the internal expanding folder 91 drive cylinder 93, with the first output shaft pivotally attached first connecting rod 94 that drives cylinder 93, internal expanding presss from both sides 91 and is fixedly mounted on the interactive axle 2, thereby the internal expanding assembly can be rotated with interactive axle.End at first connecting rod 94 is installed on the eccentric shaft 95, the sheet 92 of stopping but first connecting rod 94 and eccentric shaft 95 roof pressure under the effect that drives cylinder 93 rises, internal expanding folder 91 and rise to stop retracting spring 96 is installed between the sheet 92, the stop end of sheet 92 of rising is installed on the internal expanding folder 91 by hinge 97, the other end contacts with first eccentric shaft that drives cylinder, and rising stops has certain brake cabin distance between sheet 92 and the floating brake device inner peripheral surface.
On internal expanding folder 91 hinge locating piece 98 is installed, locating piece 98 can prevent that hinge 97 from coming off from internal expanding folder 91, and then the sheet 92 of stopping of preventing to rise comes off in the floating brake device, to guarantee the normal operation of internal expanding assembly.
Principle of work of the present invention is such: when interactive axle is in uncharge free state, the internal expanding assembly separates with the inner peripheral surface of floating brake device, simultaneously outer brake assembly braking floating brake device outer circumference surface, floating brake device and gear stop operating, and the internal expanding assembly is with interactive axle rotation; When starting working, elder generation disconnects the source of the gas of the driving cylinder of outer brake assembly, cylinder resets, brake plate separates with the outer circumference surface of floating brake device under the effect of retracting spring, again to the driving cylinder intake of internal expanding assembly, make and drive the rotation of cylinder drivening rod, connecting rod and the eccentric shaft pushing tow sheet of stopping that rises, making rises the stop inner peripheral surface closed contact of sheet and floating brake device, at this moment internal expanding assembly and floating brake device are connected as a single entity, floating brake device rotation, thereby driven gear rotation, so make with gear coupling grab digging machine structure and/or hoist mechanism work; During power cut-off, elder generation disconnects the source of the gas of the driving cylinder of internal expanding assembly, cylinder resets, the sheet of stopping of rising resets under the effect of retracting spring, and the sheet of stopping of rising separates with the inner peripheral surface of floating brake device, the more outside driving cylinder intake of brake assembly, cylinder drivening rod mechanism action, make the outer circumference surface closed contact of brake plate and floating brake device, make the braking of floating brake device, at this moment interactive axle returns back to uncharge free state again.
Above-mentioned two covers are the control both concurrently-acting of brake equipment of grabbing digging machine structure and hoist mechanism respectively, can move respectively again, digs and rise Beijing South Maxpower Technology Co. Ltd by once thereby make to grab.
Claims (8)
1. interdynamic mechanism of grab bucket type digging crane, it is characterized in that it comprises propulsion source transmission shaft and interactive axle, connect by coupler between propulsion source transmission shaft and the interactive axle, on the interactive axle bearing seat is installed, on interactive axle, the gear that digging machine structure and hoist mechanism connect of grabbing with hoisting crane is arranged respectively by bearing installation, be fixed with the floating brake device on each gear, brake assembly outside the outer circumference surface of floating brake device is provided with has certain brake cabin distance between the outer circumference surface of outer brake assembly and floating brake device; The internal expanding assembly is installed in the floating brake device, and described internal expanding assembly is fixedly mounted on the interactive axle; Wherein, the internal expanding assembly comprises the internal expanding folder, the sheet of stopping rises, be installed in first on the internal expanding folder and drive cylinder, output shaft pivotally attached first connecting rod with the first driving cylinder, internal expanding clamping Dingan County is contained on the interactive axle, one end of first connecting rod is installed on the eccentric shaft, the sheet of stopping but first connecting rod and eccentric shaft roof pressure under the effect of the first driving cylinder rises, internal expanding presss from both sides and rises to stop retracting spring is installed between the sheet, the stop end of sheet of rising is installed on the internal expanding folder by hinge, the other end contacts with the first described eccentric shaft that drives cylinder, and rising stops has certain brake cabin distance between sheet and the floating brake device inner peripheral surface.
2. interdynamic mechanism of grab bucket type digging crane according to claim 1, it is characterized in that outer brake assembly comprises outer stop frame and brake plate, the frame two ends of stopping outward are fixing respectively, brake cabin between the outer circumference surface of described outer brake assembly and floating brake device is apart from being arranged between brake plate and the floating brake device outer circumference surface, and stopping outward is equipped with retracting spring between frame and the brake plate; One end of brake plate connects with second driver train by second connecting rod mechanism, and the other end is hinged on the hinge.
3. interdynamic mechanism of grab bucket type digging crane according to claim 2, it is characterized in that described second connecting rod mechanism comprises swivel arm and is hinged on second connecting rod on the swivel arm, one end and second driver train of swivel arm are hinged, swivel arm can rotate around the fulcrum that interts on swivel arm, and an end and the brake plate of second connecting rod are hinged.
4. according to claim 2 or 3 described interdynamic mechanism of grab bucket type digging crane, it is characterized in that described second driver train is a cylinder.
5. interdynamic mechanism of grab bucket type digging crane according to claim 1 is characterized in that on the described internal expanding folder hinge locating piece being installed.
6. interdynamic mechanism of grab bucket type digging crane according to claim 1, the axle center that it is characterized in that described propulsion source transmission shaft and interactive axle is provided with induction opening, swivel joint is installed on the induction opening, interactive axle is provided with the air gate that communicates with induction opening, and the tracheae that connects with the first driving cylinder near the internal expanding assembly of propulsion source transmission shaft one end is installed on the air gate.
7. interdynamic mechanism of grab bucket type digging crane according to claim 1, the axle center that it is characterized in that described interactive axle is provided with induction opening, swivel joint is installed on the induction opening, interactive axle is provided with the air gate that communicates with induction opening, and the tracheae that connects with the first driving cylinder away from the internal expanding assembly of propulsion source transmission shaft one end is installed on the air gate.
8. according to claim 1 or 2 or 3 or 5 or 6 or 7 arbitrary described interdynamic mechanism of grab bucket type digging crane, it is characterized in that described interactive axle is two, connect by coupler between the two interactive axles, two described is installed in respectively on two interactive with the gear that digging machine structure and hoist mechanism connect of grabbing of hoisting crane respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810025985A CN100594174C (en) | 2008-01-24 | 2008-01-24 | Interdynamic mechanism of grab bucket type digging crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810025985A CN100594174C (en) | 2008-01-24 | 2008-01-24 | Interdynamic mechanism of grab bucket type digging crane |
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| Publication Number | Publication Date |
|---|---|
| CN101219759A CN101219759A (en) | 2008-07-16 |
| CN100594174C true CN100594174C (en) | 2010-03-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200810025985A Active CN100594174C (en) | 2008-01-24 | 2008-01-24 | Interdynamic mechanism of grab bucket type digging crane |
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| Country | Link |
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| CN (1) | CN100594174C (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108502758B (en) * | 2018-03-29 | 2020-04-24 | 江西中升机械有限责任公司 | Hoist engine that construction was used |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5226508A (en) * | 1991-12-02 | 1993-07-13 | Otis Elevator Company | Disc brake for elevator drive sheave |
| CN2288955Y (en) * | 1996-06-18 | 1998-08-26 | 刘德伟 | Car spotting hoist with variable speed bearing |
| CN2570234Y (en) * | 2002-08-14 | 2003-09-03 | 凃学全 | Clutch arrangement for crane machinery |
| CN2926169Y (en) * | 2006-05-15 | 2007-07-25 | 薛中堂 | Driver of elevator |
| CN201193192Y (en) * | 2008-01-24 | 2009-02-11 | 梁志庭 | Bucket type grabbing and digging crane interactive mechanism |
-
2008
- 2008-01-24 CN CN200810025985A patent/CN100594174C/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5226508A (en) * | 1991-12-02 | 1993-07-13 | Otis Elevator Company | Disc brake for elevator drive sheave |
| CN2288955Y (en) * | 1996-06-18 | 1998-08-26 | 刘德伟 | Car spotting hoist with variable speed bearing |
| CN2570234Y (en) * | 2002-08-14 | 2003-09-03 | 凃学全 | Clutch arrangement for crane machinery |
| CN2926169Y (en) * | 2006-05-15 | 2007-07-25 | 薛中堂 | Driver of elevator |
| CN201193192Y (en) * | 2008-01-24 | 2009-02-11 | 梁志庭 | Bucket type grabbing and digging crane interactive mechanism |
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| Publication number | Publication date |
|---|---|
| CN101219759A (en) | 2008-07-16 |
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Owner name: FENG CHENGWEI Free format text: FORMER OWNER: LIANG ZHITING Effective date: 20140813 |
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Free format text: CORRECT: ADDRESS; FROM: 528400 ZHONGSHAN, GUANGDONG PROVINCE TO: 510000 GUANGZHOU, GUANGDONG PROVINCE |
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| TR01 | Transfer of patent right |
Effective date of registration: 20140813 Address after: 510000 No. 14 fruit, Guangzhou, Guangdong, Haizhuqu District Patentee after: Feng Chengwei Address before: 528400, Guangdong, Zhongshan province Fu Fu town west Fu Ting Road Industry Co., Ltd. Patentee before: Liang Zhiting |
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Effective date of registration: 20190719 Address after: Room 1604, 1st floor, 16th building, No. 10-23 Fujian Road, Nanning City, Guangxi Zhuang Autonomous Region, 530013 Patentee after: GUANGXI GANGHANG BUILDING ENGINEERING CO., LTD. Address before: 510000 No. 14 fruit, Guangzhou, Guangdong, Haizhuqu District Patentee before: Feng Chengwei |