CN-224213399-U - Swing type quick connector assembly with anti-falling structure for excavator

CN224213399UCN 224213399 UCN224213399 UCN 224213399UCN-224213399-U

Abstract

The utility model provides a swing type quick connector assembly with an anti-falling structure for an excavator, which comprises a connecting rod fixing seat assembly, a swing oil cylinder and a quick connection assembly, wherein a first supporting seat plate is fixedly arranged at the outer position of an outer shell of the swing oil cylinder, the first supporting seat plate is fixedly connected with the connecting rod fixing seat assembly, second supporting seat plates are fixedly arranged at two sides of a main shaft of the swing oil cylinder respectively, the quick connection assembly comprises quick connection supporting side plates, the upper end positions of the quick connection supporting side plates are fixedly connected with the second supporting seat plates, the swing oil cylinder can drive the quick connection assembly to swing left and right, a locking supporting assembly, a limit baffle plate, a first locking groove and a second locking groove are respectively arranged on the quick connection assembly, and the bottom groove edges of the second locking groove are bent upwards and can enter the upper end positions inside the second locking groove. The swing type quick connector assembly is provided with the anti-falling locking structure, so that the problem that a bucket loosens or even falls off in the operation process can be avoided, and the working efficiency is improved.

Inventors

LIU PENG
WANG YONG
CUI JUNWEI

Assignees

威海联盛液压科技有限公司
山东欣联盛智能装备有限责任公司

Dates

Publication Date: 20260508
Application Date: 20250516

Claims (9)

1. The swing type quick connector assembly for the excavator with the anti-falling structure is characterized by comprising a connecting rod fixing seat assembly, a swing oil cylinder and a quick connection assembly, wherein the connecting rod fixing seat assembly is positioned at the upper end position of the swing oil cylinder, the connecting rod fixing seat assembly is fixedly connected with the swing oil cylinder, the quick connection assembly is positioned at the lower end position of the swing oil cylinder, and the quick connection assembly is rotationally connected with the swing oil cylinder; The connecting rod fixing seat assembly is provided with a connecting rod fixing shaft supporting plate, the connecting rod fixing shaft supporting plate is fixedly provided with a connecting rod fixing shaft, and the connecting rod fixing shaft is used for being fixedly connected with a large arm connecting rod of the excavator; The outer position of the outer shell of the swing oil cylinder is fixedly provided with a first supporting seat plate, the first supporting seat plate is fixedly connected with a connecting rod fixing shaft supporting plate, and two sides of a main shaft of the swing oil cylinder are respectively fixedly provided with a second supporting seat plate; The quick-connection assembly comprises quick-connection supporting side plates, the quick-connection supporting side plates are respectively positioned at the left side and the right side of the quick-connection assembly, the upper end positions of the two quick-connection supporting side plates are fixedly connected with the second supporting seat plate, and the swing oil cylinder can drive the quick-connection assembly to swing left and right; The bottom of the quick-connection supporting side plate is provided with a second locking groove close to the rear end, the opening direction of the second locking groove faces to the rear side, and the bottom groove edge of the second locking groove is bent upwards; A locking support assembly is arranged between the two quick-connection support side plates and positioned at the front end, a first locking groove is arranged at the lower section of the locking support assembly, and the opening direction of the first locking groove faces to the front side; a push-pull device is arranged at the middle position between the two quick-connection support side plates, the push-pull device is fixedly connected with the locking support assembly, and the push-pull device can drive the locking support assembly to slide back and forth; The two quick-connection support side plates are provided with limit baffles at the rear end positions, the limit baffles are fixedly connected with the locking support assembly, the locking support assembly can drive the limit baffles to slide back and forth, and the limit baffles can enter the upper end positions inside the second locking grooves when sliding backwards.
2. The swing type quick connector assembly for an excavator with an anti-falling structure according to claim 1, wherein the number of the connecting rod fixing shaft supporting plates is two, the two connecting rod fixing shaft supporting plates are respectively positioned at the left side and the right side of the connecting rod fixing seat assembly, the number of the connecting rod fixing shafts is two, and the two connecting rod fixing shafts are respectively positioned between the connecting rod fixing shaft supporting plates at the two sides and near the front side and the rear side.
3. The swing type quick connector assembly with the anti-falling structure for the excavator according to claim 1, wherein the locking support assembly is composed of a fixed connection section, a sliding connection section and a locking section, the fixed connection section is positioned at the upper section of the locking support assembly, the sliding connection section is positioned at the middle of the locking support assembly, and the locking section is positioned at the lower section of the locking support assembly; The push-pull device is a linear oil cylinder, a connecting support block is fixedly arranged between the two quick-connection support side plates and positioned at the rear end of the linear oil cylinder, the rear end of the linear oil cylinder is fixedly connected with the connecting support block, and a piston rod of the linear oil cylinder is fixedly connected with the fixed connecting section; the left side and the right side of the sliding connection section are respectively provided with a second sliding groove, the inner side ends of the two quick-connection supporting side plates are respectively fixedly provided with a sliding block at the front end position, the sliding blocks are in sliding connection with the second sliding grooves, and the linear oil cylinder can drive the locking supporting assembly to slide back and forth along the sliding blocks; The first locking groove is positioned at the front end position on the locking section, and the opening direction is towards the front side.
4. The swing type quick connector assembly with the anti-falling structure for the excavator, which is disclosed in claim 3, is characterized in that a connecting rod is arranged between the sliding connecting section and the limit baffle, the front end position of the connecting rod is fixedly connected with the rear end position of the sliding connecting section, and the rear end position of the connecting rod is fixedly connected with the front end position of the limit baffle; The inner side end parts of the two quick-connection support side plates are respectively provided with a first chute at the rear end position, the limit baffle is in sliding connection with the first chute, and the connecting rod can drive the limit baffle to slide back and forth along the first chute.
5. The swing type quick connector assembly for an excavator with an anti-falling structure according to claim 1, wherein a chamfer is arranged on the limiting baffle at the joint of the front end part and the lower end part.
6. The swing type quick connector assembly for an excavator with an anti-falling structure according to claim 1, wherein the quick connection supporting side plate comprises a quick connection supporting inner side plate and a quick connection supporting outer side plate, rear sections of the quick connection supporting inner side plate and the quick connection supporting outer side plate are fixedly connected with each other, second locking grooves are formed in the quick connection supporting inner side plate and the quick connection supporting outer side plate at positions, close to the rear ends, of the bottoms of the quick connection supporting inner side plate and the quick connection supporting outer side plate, and the four second locking grooves are symmetrically arranged left and right; And a reinforcing support plate is fixedly arranged between the two quick-connection support inner side plates.
7. The swing type quick connector assembly for an excavator with an anti-falling structure according to claim 6, wherein the left side and the right side of the fixed connecting section are respectively provided with a supporting hole penetrating through the left side and the right side, connecting shafts are respectively arranged in the two supporting holes, the connecting shafts are connected with the supporting holes in a sliding mode, and one ends, far away from the supporting holes, of the two connecting shafts are respectively fixedly connected with the quick-connection supporting inner side plate.
8. The swing type quick connector assembly for an excavator with an anti-falling structure according to claim 7, wherein springs are respectively arranged between the outer circumferences of the two connecting shafts and the inner side plate of the quick connector support, and elastic support is achieved between the fixed connecting sections and the inner side plate of the quick connector support through the springs.
9. The swing type quick connector assembly for an excavator with an anti-falling structure according to any one of claims 1 to 8, wherein the front end and the rear end of the two quick-connection supporting side plates are respectively provided with a quick-connection supporting front guard plate and a quick-connection supporting rear guard plate, the quick-connection supporting front guard plate is fixedly connected with the front end positions of the two quick-connection supporting side plates at the same time, and the quick-connection supporting rear guard plate is fixedly connected with the rear end positions of the two quick-connection supporting side plates at the same time.

Description

Swing type quick connector assembly with anti-falling structure for excavator Technical Field The present utility model relates to a quick connector, and more particularly, to a swing type quick connector assembly for an excavator with an anti-falling structure. Background In order to realize quick replacement of the excavator, a quick connector is usually arranged below a connecting rod of the excavator, but the existing quick connector for the excavator is not provided with a locking structure, so that the problem that the excavator is easy to loosen or even fall off in the operation process is caused, the working efficiency is reduced, and even serious potential safety hazards are brought. Disclosure of utility model The utility model aims at the technical problems and provides the swing type quick connector component with the anti-falling structure for the excavator, which is provided with the anti-falling locking structure, so that the problem that the excavator is loose or even falls off in the operation process of the excavator can be avoided, the working efficiency is improved, and the potential safety hazard caused by falling of the excavator can be avoided. The technical scheme of the utility model is that the swing type quick connector component for the excavator with the anti-falling structure comprises a connecting rod fixing seat component, a swing oil cylinder and a quick connection component, wherein the connecting rod fixing seat component is positioned at the upper end position of the swing oil cylinder, the connecting rod fixing seat component is fixedly connected with the swing oil cylinder, the quick connection component is positioned at the lower end position of the swing oil cylinder, and the quick connection component is rotationally connected with the swing oil cylinder; The connecting rod fixing seat assembly is provided with a connecting rod fixing shaft supporting plate, the connecting rod fixing shaft supporting plate is fixedly provided with a connecting rod fixing shaft, and the connecting rod fixing shaft is used for being fixedly connected with a large arm connecting rod of the excavator; The outer position of the outer shell of the swing oil cylinder is fixedly provided with a first support seat plate, the first support seat plate is fixedly connected with a connecting rod fixing shaft supporting plate, and two sides of a main shaft of the swing oil cylinder are respectively fixedly provided with a second support seat plate; the quick-connection assembly comprises quick-connection supporting side plates, the quick-connection supporting side plates are respectively positioned at the left side and the right side of the quick-connection assembly, the upper end positions of the two quick-connection supporting side plates are fixedly connected with the second supporting seat plate, and the swing oil cylinder can drive the quick-connection assembly to swing left and right; The bottom of the quick-connection support side plate is provided with a second locking groove close to the rear end, the opening direction of the second locking groove faces to the rear side, and the bottom groove edge of the second locking groove is bent upwards; A locking support assembly is arranged between the two quick-connection support side plates and positioned at the front end, a first locking groove is arranged at the lower section of the locking support assembly, and the opening direction of the first locking groove faces to the front side; A push-pull device is arranged at the middle position between the two quick-connection support side plates, the push-pull device is fixedly connected with the locking support assembly, and the push-pull device can drive the locking support assembly to slide back and forth; The limiting baffle is arranged at the rear end position between the two quick-connection supporting side plates and fixedly connected with the locking supporting component, the locking supporting component can drive the limiting baffle to slide back and forth, and when the limiting baffle slides backwards, the limiting baffle can enter the upper end position inside the second locking groove. Preferably, the number of the connecting rod fixing shaft supporting plates is two, the two connecting rod fixing shaft supporting plates are respectively positioned at the left side and the right side of the connecting rod fixing seat assembly, the number of the connecting rod fixing shafts is two, and the two connecting rod fixing shafts are respectively positioned at positions, close to the front side and the rear side, between the connecting rod fixing shaft supporting plates at the two sides. Preferably, the locking support assembly consists of a fixed connection section, a sliding connection section and a locking section, wherein the fixed connection section is positioned at the upper section of the locking support assembly, the sliding connection section is positioned at the middle position of the l