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CN-121976579-A - Hydraulic dredge bucket connecting structure

CN121976579ACN 121976579 ACN121976579 ACN 121976579ACN-121976579-A

Abstract

The invention relates to the technical field of excavators and discloses a hydraulic dredge bucket connecting structure which comprises an arm digging mechanism, wherein the free end of the arm digging mechanism is movably provided with the digging mechanism, a bucket body is movably arranged at one end of a small arm body, a bucket suspension mechanism is arranged in the arm digging mechanism, and a butt joint mechanism is arranged between the arm digging mechanism and the digging mechanism. This fluid pressure type dredge scraper bowl connection structure can be through hoist cable with hanging seat and excavating mechanism advance connection, utilize the bucket hanging mechanism of perpendicular arrangement to stably hoist and centering adjustment to realize the connection of first setpoint, afterwards, realize the convenient manual of second spacer setpoint with the help of the movable suspension loop of excavating mechanism self with the arm mechanism of excavating and dock in advance, promote the movable suspension loop by the arm mechanism of excavating and reset along predetermined route and realize the location of second setpoint at last, and accomplish final connection through docking mechanism, thereby effectively reduced the proficiency operation requirement to the accurate positioning of arm mechanism of excavating.

Inventors

  • CHEN JUN
  • XU ZHE
  • ZHANG YANFEI
  • CHEN JIANHUA
  • WANG LEI

Assignees

  • 江苏治浚生态科技有限公司

Dates

Publication Date
20260505
Application Date
20260331

Claims (10)

  1. 1. The hydraulic type dredge bucket connecting structure comprises an arm digging mechanism, wherein the free end of the arm digging mechanism is movably provided with a digging mechanism, the arm digging mechanism comprises a small arm body (101), the digging mechanism comprises a bucket body (201), and the bucket body (201) is movably arranged at one end of the small arm body (101), and the hydraulic type dredge bucket connecting structure is characterized in that a bucket suspension mechanism is arranged in the arm digging mechanism, and a butt joint mechanism is arranged between the arm digging mechanism and the digging mechanism; The excavating mechanism further comprises a fixed rotation hanging lug (202), a push-pull hanging lug (203), a hollow rotating shaft (204) and a movable hanging lug (205), wherein the fixed rotation hanging lug (202) and the push-pull hanging lug (203) are uniformly arranged on the surface of the small arm body (201), the hollow rotating shaft (204) is rotationally connected to the inside of the fixed rotation hanging lug (202) through a bearing, the movable hanging lug (205) is fixedly sleeved on the surface of the hollow rotating shaft (204), the bucket hanging mechanism comprises a driven shaft (301), a hoisting wheel (302), a hoisting sling (303), a hanging seat (304), a hanging shaft (305), a movable pulley (306), a hoisting motor (307), a fixed sealing plate (308), a positioning head (309) and a movable sealing plate (310), the driven shaft (301) is rotationally connected to the inside of the small arm body (101) through a bearing, the hoisting wheel (302) is fixedly sleeved on the surface of the driven shaft (301), one end of the hoisting sling (303) is fixedly connected to the surface of the hoisting wheel (302), the hanging seat (304) is fixedly connected to the inner side of the small arm body (306) through the hanging seat (305), the lifting motor (307) is fixedly arranged in the small arm body (101), the fixed sealing plate (308) is fixedly connected to the inner wall of one end of the small arm body (101), the positioning head (309) is fixedly inserted into one side of the fixed sealing plate (308), and the movable sealing plate (310) is fixedly connected to the inside of the hanging seat (304).
  2. 2. The hydraulic dredge bucket connecting structure according to claim 1, characterized in that the dredge bucket mechanism further comprises a separation plate (102), a penetrating cylinder (103), a first support shaft (104), a side sealing cover (105), a support connecting rod (106), a second support shaft (107), a hydraulic cylinder (108) and a push-pull connecting rod (109), wherein the separation plate (102) is fixedly connected inside the small arm body (101), the penetrating cylinder (103) is fixedly inserted inside the small arm body (101), the first support shaft (104) is rotatably connected inside the small arm body (101) through a bearing, the side sealing cover (105) is fixedly connected to two sides of the small arm body (101) through fixing screws respectively, the support connecting rod (106) is fixedly sleeved at two ends of the first support shaft (104) respectively, the second support shaft (107) is fixedly connected between the two second support shafts (107), the hydraulic cylinder (108) is rotatably connected between the small arm body (101) and the second support shaft (107), and the first support shaft (104) is rotatably connected to the two sides of the small arm body (101) through a bearing, and the second support connecting rod (107) is rotatably connected to the surface through the second support connecting rod (109).
  3. 3. The hydraulic dredge bucket connecting structure according to claim 1, characterized in that the dredging mechanism further comprises a funnel (206), a connecting column (207), a pre-connecting hole (208) and a locking hole (209), the funnel (206) is fixedly connected to one side of the bucket body (201), the connecting column (207) is fixedly connected between two movable hanging lugs (205), the pre-connecting hole (208) and the locking hole (209) penetrate through the surfaces of the movable hanging lugs (205), and when the butt joint of the movable hanging lugs (205) is completed, the locking hole (209) is coaxial with the push-pull hanging lugs (203).
  4. 4. The hydraulic dredge bucket connecting structure according to claim 1, characterized in that the bucket suspending mechanism further comprises an inner supporting shaft (311), a supporting fixed pulley (312) and a connecting rope end sleeve (313), the inner supporting shaft (311) is rotatably connected inside the small arm body (101) through a bearing, the supporting fixed pulley (312) is fixedly sleeved on the surface of the inner supporting shaft (311), the surface of the supporting fixed pulley (312) is in rolling connection with the surface of the lifting sling (303), the connecting rope end sleeve (313) is fixedly connected to one end, far away from the lifting sling (303), of the lifting sling (303), the surface of the connecting rope end sleeve (313) is fixedly connected with the inner wall of the isolation plate (102), and the surface of the lifting sling (303) is in rolling connection with the surface of the movable pulley (306).
  5. 5. The hydraulic dredge bucket connecting structure according to claim 4, characterized in that the bucket suspending mechanism further comprises a locking frame (314) and a first fixing bolt (315), the locking frame (314) is rotatably connected to two ends of the suspension shaft (305) through a bearing, the first fixing bolt (315) is fixedly installed between the locking frame (314) and the forearm body (101), and the surface of the first fixing bolt (315) is slidably connected with the inner wall of the penetrating cylinder (103).
  6. 6. The hydraulic dredge bucket connecting structure according to claim 5, characterized in that the bucket suspending mechanism further comprises a driving shaft (316), a driving sprocket (317), a turbine (318), a worm (319), a driven sprocket (320) and a chain (321), the driving shaft (316) is rotatably connected to the inside of the small arm body (101) through bearings, the driving sprocket (317) is fixedly sleeved at two ends of the driving shaft (316) respectively, the turbine (318) is fixedly sleeved on the surface of the driving shaft (316), the worm (319) is fixedly connected to the real output end of the hoisting motor (307) through a coupling, one end of the worm (319) is rotatably connected to the inner wall of the isolation plate (102) through bearings, the turbine (318) is in meshed connection with the worm (319), the driven sprocket (320) is fixedly sleeved at two ends of the driven shaft (301) respectively, the chain (321) is mounted between the driving sprocket (317) and the driven sprocket (320), and the chain (321), the driving sprocket (317) and the driven sprocket (320) are located in the inside of the side sealing cover (105).
  7. 7. The hydraulic dredge bucket connection structure according to claim 6, characterized in that the bucket suspension mechanism further comprises a first slip ring (322), a second slip ring (323), a positioning insert ring (324) and a sealing ring (325), wherein the first slip ring (322) is fixedly inserted into the fixed sealing plate (308), the second slip ring (323) is fixedly inserted into the movable sealing plate (310), the positioning insert ring (324) is fixedly inserted into the movable sealing plate (310), and when the hanging seat (304) is in butt joint, the surface of the positioning head (309) is in sliding connection with the inner wall of the positioning insert ring (324).
  8. 8. A hydraulic dredge bucket connection structure according to claim 3, characterized in that the docking mechanism comprises three pins (401), pin sleeves (402) and second bolts (403), the three pins (401) are movably inserted into the hollow rotating shaft (204), the pre-connecting hole (208) and the locking hole (209), and the pin sleeves (402) are fixedly sleeved at two ends of the three pins (401) through the second bolts (403).
  9. 9. The hydraulic dredger bucket connecting structure according to claim 8, wherein the docking mechanism further comprises a safety frame (404) and an end barrel (405), the safety frames (404) are movably sleeved on the surfaces of the end portions of the three pin shafts (401) respectively, the number of the safety frames (404) is two, the two safety frames (404) are distributed relatively, and the end barrel (405) is integrally arranged on one side of the safety frames (404).
  10. 10. The hydraulic dredge bucket connecting structure according to claim 9, characterized in that the docking mechanism further comprises a third bolt (406), a protection cylinder (407) and a sealing ring (408), the third bolt (406) is fixedly installed between two safety brackets (404) and two movable hangers (205), the protection cylinder (407) is movably sleeved on the surface of the third bolt (406), and the sealing ring (408) is fixedly connected to two ends of the protection cylinder (407).

Description

Hydraulic dredge bucket connecting structure Technical Field The invention relates to the technical field of excavators, in particular to a hydraulic dredge bucket connecting structure. Background The bucket refers to a bucket which is installed on an excavator and used, and is also called a bucket, and is divided into a backhoe bucket and a front shovel bucket according to working modes, and the backhoe bucket is commonly used. At present, in the replacement operation of most excavator buckets, operators are required to accurately insert the digging arm into the connecting part of the tail part of the bucket, pin shaft holes of the digging arm and the pin shaft hole are completely aligned, and subsequent connection and fixation can be performed. Disclosure of Invention In view of the shortcomings of the prior art, the present invention provides a hydraulic dredge bucket connection structure that solves the problems noted in the background above. The hydraulic dredge bucket connecting structure comprises an arm dredging mechanism, wherein the free end of the arm dredging mechanism is movably provided with the dredging mechanism, the arm dredging mechanism comprises a small arm body, the bucket body is movably arranged at one end of the small arm body, a bucket suspension mechanism is arranged in the arm dredging mechanism, a butt joint mechanism is arranged between the arm dredging mechanism and the dredging mechanism, the dredging mechanism further comprises a fixed rotation hanging lug, a push-pull hanging lug, a hollow rotating shaft and a movable hanging lug, the fixed rotation hanging lug and the push-pull hanging lug are uniformly arranged on the surface of the bucket body, the hollow rotating shaft is rotatably connected inside the fixed rotation hanging lug through a bearing, the movable hanging lug is fixedly sleeved on the surface of the hollow rotating shaft, the bucket suspension mechanism comprises a hoisting wheel, a lifting sling, a hanging seat, a hanging shaft, a movable pulley, a lifting motor, a fixed sealing plate, a fixed sealing head and a movable sealing plate, the driven shaft is rotatably connected inside the small arm body through a bearing, the hoisting wheel is fixedly sleeved on the surface of the hoisting wheel, the lifting sealing plate is fixedly connected with one end of the small arm body through a fixed pulley, and the movable sealing plate is fixedly connected with one side of the hanging seat. Preferably, the arm digging mechanism further comprises a separation plate, a penetrating cylinder, a first supporting shaft, a side sealing cover, a supporting connecting rod, a second supporting shaft, a hydraulic cylinder and a push-pull connecting rod, wherein the separation plate is fixedly connected inside the arm body, the penetrating cylinder is fixedly inserted inside the arm body, the first supporting shaft is rotationally connected inside the arm body through a bearing, the side sealing cover is respectively and fixedly connected to two sides of the arm body through fixing screws, the supporting connecting rod is respectively and fixedly sleeved at two ends of the first supporting shaft, the second supporting shaft is fixedly connected between the two second supporting shafts, the hydraulic cylinder is rotationally connected between the arm body and the second supporting shaft, and the push-pull connecting rod is rotationally connected to the surface of the second supporting shaft through the bearing. Preferably, the excavating mechanism further comprises a funnel, a connecting column, a pre-connecting hole and a locking hole, wherein the funnel is fixedly connected to one side of the bucket body, the connecting column is fixedly connected between two movable hanging lugs, the pre-connecting hole and the locking hole are all penetrated and arranged on the surface of the movable hanging lugs, and when the butt joint of the movable hanging lugs is completed, the locking hole and the push-pull hanging lugs are coaxial. Preferably, the bucket suspension mechanism further comprises an inner supporting shaft, a supporting fixed pulley and a connecting rope end sleeve, the inner supporting shaft is rotationally connected to the inside of the small arm body through a bearing, the supporting fixed pulley is fixedly sleeved on the surface of the inner supporting shaft, the surface of the supporting fixed pulley is in rolling connection with the surface of the lifting sling, the connecting rope end sleeve is fixedly connected to one end, far away from the lifting sling, of the lifting sling, the surface of the connecting rope end sleeve is fixedly connected with the inner wall of the isolation plate, and the surface of the lifting sling is in rolling connection with the surface of the movable pulley. Preferably, the bucket suspension mechanism further comprises a locking frame and a first fixing bolt, the locking frame is rotationally connected to two ends of the suspension shaft t