CN201193192Y - Bucket type grabbing and digging crane interactive mechanism - Google Patents
Bucket type grabbing and digging crane interactive mechanism Download PDFInfo
- Publication number
- CN201193192Y CN201193192Y CNU2008200432467U CN200820043246U CN201193192Y CN 201193192 Y CN201193192 Y CN 201193192Y CN U2008200432467 U CNU2008200432467 U CN U2008200432467U CN 200820043246 U CN200820043246 U CN 200820043246U CN 201193192 Y CN201193192 Y CN 201193192Y
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- axle
- brake
- internal expanding
- assembly
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Abstract
The utility model discloses a grab crane interactive mechanism, which is characterized by comprising a power source drive shaft and an interactive shaft, wherein, the power source drive shaft and the interactive shaft are connected by a shaft joint; the interactive shaft is provided with a bearing pedestal; gears are arranged on the interactive shaft via bearings, wherein, the gears are respectively connected with a grab mechanism and a jack mechanism of the crane; a floating brake is fixed on each gear; a brake assembly is arranged along the circumferential surface; a certain brake spacing is arranged between the brake assembly and the circumferential surface of the floating brake; an internal expanding assembly is arranged in the floating brake; the internal expanding assembly is fixed on the interactive shaft; the grab crane interactive mechanism is capable of reducing the energy consumption of the grab crane, is capable of solving the problems of the crane that the starting is slow and the problems of heating of the brakes of the grab mechanism and jack mechanism and premature wear of a surveying belt, and is capable of preventing the skidding of the brake in the braking process.
Description
Technical field
The utility model relates to a kind of interdynamic mechanism, particularly a kind ofly is applied to the grab bucket type digging crane propulsion source and grabs 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.
The utility model content
In order to overcome the deficiencies in the prior art, the utility model 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 scheme that its technical matters that solves the utility model adopts 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.
The outer brake assembly that the utility model adopts comprises outer stop frame and brake plate, stop the outward two ends of frame 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 the driving cylinder by connecting rod mechanism, and the other end is hinged on the hinge.
Aforementioned link mechanism comprises swivel arm and is hinged on connecting rod on the swivel arm, and an end of swivel arm is with to drive cylinder hinged, and swivel arm can rotate around the fulcrum that interts on swivel arm, and an end and the brake plate of connecting rod are hinged.
The internal expanding assembly that the utility model adopts comprises the internal expanding folder, rise stop sheet, be installed in driving cylinder on the internal expanding folder, with the output shaft pivotally attached connecting rod that drives cylinder, internal expanding clamping Dingan County is contained on the interactive axle, one end of connecting rod is installed on the eccentric shaft, the sheet of stopping but connecting rod and eccentric shaft roof pressure under the effect that drives 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 eccentric shaft that drives cylinder, and rising stops has certain brake cabin distance between sheet and the floating brake device inner peripheral surface.
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, in the axle center of propulsion source transmission shaft and interactive axle, 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 driving cylinder of the internal expanding assembly of close propulsion source transmission shaft one end is installed on the air gate; Be provided with induction opening in interactive axle other end axle center, 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 driving cylinder of another internal expanding assembly is installed on the air gate.
Interactive axle of the present utility model can adopt two to assemble, and connects by coupler between the two interactive axles, and two gears are installed in respectively on the two interactive axles.
The beneficial effects of the utility model are: the utility model is simple in structure, when adopting the digging crane of grabbing of the present utility model 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 utility model, 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
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is a structural representation of the present utility model;
Fig. 2 be among Fig. 1 A-A to cutaway view.
The specific embodiment
With reference to Fig. 1, the disclosed interdynamic mechanism of grab bucket type digging crane of the utility model, 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.
With reference to Fig. 2, the outer brake assembly 8 that the utility model 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 connects with driving cylinder 84 by connecting rod mechanism, 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, connecting rod mechanism comprises swivel arm 86 and is hinged on connecting rod 87 on the swivel arm 86, one end of swivel arm 86 is hinged with driving 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 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 utility model adopts comprises internal expanding folder 91, rise stop sheet 92, be installed in driving cylinder 93 on the internal expanding folder 91, with the output shaft pivotally attached 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 connecting rod 94 is installed on the eccentric shaft 95, the sheet 92 of stopping but 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 the 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.
For convenient respectively to driving cylinder 93 air feed of two internal expanding assemblies, in axle center, be provided with induction opening 12 near the propulsion source transmission shaft 1 of propulsion source transmission shaft 1 one ends and interactive axle 21, swivel joint 13 is installed on the induction opening 12, interactive axle 21 is provided with the air gate 14 that communicates with induction opening 12, and the tracheae 15 that connects with the driving cylinder of the internal expanding assembly of close propulsion source transmission shaft one end is installed on the air gate 14; Be provided with induction opening 16 in the axle center of another interactive axle 22, swivel joint 17 is installed on the induction opening 16, interactive axle 22 is provided with the air gate 18 that communicates with induction opening 16, and the tracheae 19 that connects with the driving cylinder of this internal expanding assembly is installed on the air gate 18.
Principle of work of the present utility model 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.
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 drives cylinder by connecting rod mechanism and and connects, 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 connecting rod mechanism comprises swivel arm and is hinged on connecting rod on the swivel arm, one end of swivel arm is hinged with the driving cylinder, swivel arm can rotate around the fulcrum that interts on swivel arm, and an end and the brake plate of connecting rod are hinged.
4. interdynamic mechanism of grab bucket type digging crane according to claim 1, it is characterized in that the internal expanding assembly comprises the internal expanding folder, the sheet of stopping rises, be installed in the driving cylinder on the internal expanding folder, with the output shaft pivotally attached connecting rod that drives cylinder, internal expanding clamping Dingan County is contained on the interactive axle, one end of connecting rod is installed on the eccentric shaft, the sheet of stopping but connecting rod and eccentric shaft roof pressure under the effect that drives 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 eccentric shaft that drives cylinder, and rising stops has certain brake cabin distance between sheet and the floating brake device inner peripheral surface.
5. interdynamic mechanism of grab bucket type digging crane according to claim 4 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 4, 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 driving cylinder of the internal expanding assembly of close propulsion source transmission shaft one end is installed on the air gate.
7. interdynamic mechanism of grab bucket type digging crane according to claim 4, 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 driving cylinder away from the internal expanding assembly of propulsion source transmission shaft one end is installed on the air gate.
8. according to the arbitrary described interdynamic mechanism of grab bucket type digging crane of claim 1 to 7, it is characterized in that described interactive axle is two, connect by coupler between the two interactive axles that two gears are installed in respectively on the two interactive axles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200432467U CN201193192Y (en) | 2008-01-24 | 2008-01-24 | Bucket type grabbing and digging crane interactive mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200432467U CN201193192Y (en) | 2008-01-24 | 2008-01-24 | Bucket type grabbing and digging crane interactive mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201193192Y true CN201193192Y (en) | 2009-02-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200432467U Expired - Lifetime CN201193192Y (en) | 2008-01-24 | 2008-01-24 | Bucket type grabbing and digging crane interactive mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201193192Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100594174C (en) * | 2008-01-24 | 2010-03-17 | 梁志庭 | Interdynamic mechanism of grab bucket type digging crane |
| CN110886798A (en) * | 2019-12-20 | 2020-03-17 | 宝鸡石油机械有限责任公司 | Winch brake disc cooling device |
-
2008
- 2008-01-24 CN CNU2008200432467U patent/CN201193192Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100594174C (en) * | 2008-01-24 | 2010-03-17 | 梁志庭 | Interdynamic mechanism of grab bucket type digging crane |
| CN110886798A (en) * | 2019-12-20 | 2020-03-17 | 宝鸡石油机械有限责任公司 | Winch brake disc cooling device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20090211 Effective date of abandoning: 20080124 |