CN217921155U

CN217921155U - Telescopic crane boom

Info

Publication number: CN217921155U
Application number: CN202221416262.2U
Authority: CN
Inventors: 姚义军; 叶萍; 曾松青
Original assignee: Hubei Jiatong Electromechanical Equipment Installation Co ltd
Current assignee: Hubei Jiatong Electromechanical Equipment Installation Co ltd
Priority date: 2022-06-08
Filing date: 2022-06-08
Publication date: 2022-11-29
Anticipated expiration: 2032-06-08

Abstract

The utility model provides a retractable jib loading boom, which comprises a body, the body includes the fixed arm, spacing the rotating of bottom of fixed arm is installed spacing cover, the screw has been seted up to the bottom of spacing cover, there is the base bottom the bottom of spacing cover through screw and bolt fixed mounting, through spacing cover and bolt, conveniently fix the top at the base to the fixed arm, can improve the steadiness of fixed arm, thereby improve the stability of this jib loading boom, through stop gear such as arc buckle, dead lever and regulating plate, can stretch out and draw back the arm and carry on spacingly, can improve the stability of flexible arm during operation, avoid taking place the incident, the operation is simple, high durability and convenient use, can support flexible arm through the movable leg, and the movable leg also can fold, conveniently adjust flexible arm, and the practicality is high.

Description

Telescopic crane boom

Technical Field

The utility model relates to a jib loading boom technical field specifically is a retractable jib loading boom.

Background

The telescopic boom is generally a device which is arranged on a device and used for lifting objects, is arranged on a rotary table or a tower body of a lifting device through a connecting pin shaft, a steel wire rope or a hydraulic cylinder, can change the pitching swing angle of the boom and change the lifting height and amplitude, is movably connected with the telescopic boom through a rotating shaft between the conventional telescopic boom fixing arm and the telescopic boom, is movably provided with the hydraulic cylinder between the telescopic boom and the rotary table, supports the telescopic boom only through the hydraulic cylinder, and when the hydraulic cylinder is damaged, the telescopic boom collapses under the gravity of a heavy object, so that safety accidents are easy to occur, and the use is inconvenient.

Therefore, the utility model provides a retractable jib loading boom.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a retractable jib loading boom to solve the problem that proposes in the above-mentioned background art, the utility model discloses a stop gear can increase the protection to telescopic boom, improves the security of this jib loading boom, also can increase the stability of fixed arm through spacing cover, convenient to use, the practicality is high.

In order to achieve the above purpose, the present invention is realized by the following technical solution: the utility model provides a retractable jib loading boom, includes the body, the body includes the fixed arm, the spacing rotation in bottom of fixed arm installs spacing cover, the screw has been seted up to spacing bottom of covering, screw and bolt fixed mounting have the base through the bottom of spacing cover, fixed mounting has rotary mechanism between spacing cover and the base, the top fixed mounting of fixed arm has the installed part, the inside fixed mounting of installed part has stop gear, stop gear includes the arc buckle.

Further, rotary mechanism includes the gear wheel, the gear wheel passes through dwang fixed mounting in the bottom of fixed arm, one side fixed mounting of the inside of base has gear motor, fixed mounting has the pinion on gear motor's the output shaft, pinion and gear wheel intermeshing and parallel arrangement.

Furthermore, a screw hole is formed in the position, corresponding to the outer side of the top end of the base, a bolt is fixedly mounted inside the screw hole, and a mounting hole is formed in the outer side of the bottom end of the base.

Furthermore, one side of fixed arm has the pneumatic cylinder through axis of rotation movable mounting, the inside of installed part has flexible arm through axis of rotation movable mounting, the top of pneumatic cylinder is passed through the axis of rotation and is linked to each other with the bottom activity of flexible arm.

Furthermore, the spout has been seted up to the top symmetry of the one end of flexible arm, the spacing slidable mounting in inside of spout has the regulating plate, the one end fixed mounting of regulating plate has the spring, spring fixed mounting is in the inside of spout.

Further, the cavity has been seted up to the inside of regulating plate, the inside fixed mounting of cavity has the electro-magnet, the bottom fixed mounting of spout has the strong magnet, strong magnet fixed mounting is in the bottom of electro-magnet.

Further, two fixed mounting has the dead lever between the regulating plate, the both ends card of dead lever is in the inside of arc buckle.

Furthermore, flexible arm is the flexible arm of syllogic, the one end fixed mounting of flexible arm has the hoist engine, fixed mounting has the couple on the hoist engine, the bottom of flexible arm is through being fixed with the mounting panel, the shape of mounting panel is "L" type, the bottom of mounting panel has movable leg 8 through axis of rotation movable mounting, one side fixed mounting of movable leg's bottom has magnet.

The utility model has the advantages that: the utility model relates to a retractable jib loading boom passes through spacing cover and bolt, the convenience is fixed the top at the base to the fixed arm, can improve the steadiness of fixed arm, thereby improve the stability of this jib loading boom, through arc buckle, stop gear such as dead lever and regulating plate, can carry on spacingly to flexible arm, can improve the stability of flexible arm during operation, avoid taking place the incident, and easy operation, high durability and convenient use can support flexible arm through the movable leg support, and the movable leg support also can be folded, the convenience is adjusted flexible arm, and the practicality is high.

Drawings

Fig. 1 is a structural diagram of a retractable boom of the present invention;

fig. 2 is an enlarged view of a position a in fig. 1 of the telescopic boom of the present invention;

fig. 3 is a cross-sectional view of a telescopic boom of the present invention;

fig. 4 is a sectional view of the telescopic arm part structure of the telescopic boom of the present invention;

fig. 5 is an enlarged view of the position B in fig. 4 of the telescopic boom of the present invention;

in the figure: 1. a base; 2. a limiting cover; 3. a fixed arm; 4. a mounting member; 5. a telescopic arm; 6. a hoist; 7. a hydraulic cylinder; 8. a movable leg; 9. a bolt; 10. mounting holes; 11. an arc-shaped buckle; 12. an adjusting plate; 13. fixing the rod; 14. mounting a plate; 15. a reduction motor; 16. a pinion gear; 17. a bull gear; 18. an electromagnet; 19. a strong magnet; 20. a chute; 21. a spring.

Detailed Description

In order to make the utility model realize, the technical means, the creation characteristics, the achievement purpose and the efficacy are easy to understand and understand, the utility model is further explained by combining the specific implementation mode.

Referring to fig. 1 to 5, the present invention provides a technical solution: the utility model provides a retractable jib loading boom, includes the body, the body includes fixed arm 3, the spacing rotation in bottom of fixed arm 3 installs limit cover 2, limit cover 2's the screw of having seted up of bottom, limit cover 2's bottom has base 1 through screw and bolt 9 fixed mounting, fixed mounting has rotary mechanism between limit cover 2 and the base 1, fixed arm 3's top fixed mounting has installed part 4, the inside fixed mounting of installed part 4 has stop gear, stop gear includes arc buckle 11, during the use, through mounting hole 10 and base 1 with this jib loading boom fixed mounting in suitable position and fix, rotate at the inside of installed part 4 through pneumatic cylinder 7 control telescopic arm 5, telescopic arm 5 drives regulating plate 12, regulating plate 12 drives dead lever 13 to extrude dead lever 13 in the arc outside through arc buckle 11, dead lever 13 drives regulating plate 12 at the inside compression spring 21 of spout 20, attract mutually through electro-magnet 18 and strong magnet 19 can fix regulating plate 12 to fix dead lever 13, conveniently spacing telescopic arm 5, convenient to use.

This embodiment, rotary mechanism includes gear wheel 17, gear wheel 17 passes through dwang fixed mounting in the bottom of fixed arm 3, one side fixed mounting of the inside of base 1 has gear motor 15, fixed mounting has pinion 16 on gear motor 15's the output shaft, pinion 16 and gear wheel 17 intermeshing and parallel arrangement, the outside on base 1's top corresponds position department and has seted up the screw, the inside fixed mounting of screw has bolt 9, mounting hole 10 has been seted up in the outside of base 1's bottom, can drive fixed arm 3 through gear motor 15, pinion 16 and gear wheel 17 and rotate to adjust flexible arm 5, can increase the stability of fixed arm 3 through spacing cover 3 and bolt 9.

This embodiment, there is pneumatic cylinder 7 one side of fixed arm 3 through axis of rotation movable mounting, there is telescopic arm 5 inside of installed part 4 through axis of rotation movable mounting, the top of pneumatic cylinder 7 is passed through the axis of rotation and is linked to each other with telescopic arm 5's bottom activity, spout 20 has been seted up to telescopic arm 5's one end symmetry, the spacing slidable mounting in inside of spout 20 has regulating plate 12, regulating plate 12's one end fixed mounting has spring 21, spring 21 fixed mounting is in the inside of spout 20, the cavity has been seted up to regulating plate 12's inside, the inside fixed mounting of cavity has electro-magnet 18, the bottom fixed mounting of spout 20 has strong magnet 19, strong magnet 19 fixed mounting is in the bottom of electro-magnet 18, two fixed mounting has dead lever 13 between regulating plate 12, the both ends card of dead lever 13 is in the inside of arc buckle 11, telescopic arm 5 is the flexible arm of syllogic, telescopic arm 5 has one end fixed mounting of telescopic arm 5 has couple 6, last fixed mounting has the hoist 6, telescopic arm 5's bottom is through being fixed with mounting panel 14, mounting panel 14's shape is "L" type ", the bottom of mounting panel 14 is through axis of rotation movable mounting has movable landing leg 8, movable mounting leg 8, one side fixed mounting leg 8 is capable of each other fixed mounting is carried out the fixed mounting to the fixed mounting of arc leg 8, and is convenient to carry out the fixed mounting of the telescopic arm 12, and is through the fixed mounting panel 12, and is carried out the fixed mounting to the stability to the anchor 12, thereby it can carry out the flexible arm 12, the stability to the fixed mounting 12, carries out the stability to the flexible arm, carry out the flexible arm 12, the stability of the flexible arm, thereby it at the flexible arm, carry out the stability of the flexible arm 12, carry out the flexible arm, the stability of the flexible arm 12, carry out the flexible arm at ordinary times, carry out the stability of the flexible arm 12, carry out the stability of the flexible arm, carry out the flexible arm, the stability of the flexible arm, carry out the stability of the flexible arm 12, carry out the flexible arm 12.

When using this retractable jib loading boom, through spacing cover 2 and bolt 9, conveniently fix the top at base 1 to fixed arm 3, can improve the steadiness of fixed arm 3, thereby improve the stability of this jib loading boom, through arc buckle 11, stop gear such as dead lever 13 and regulating plate 12, can be spacing to flexible arm 5, can improve the stability of flexible arm 5 during operation, avoid taking place the incident, moreover, the steam generator is simple in operation, high durability and convenient use, can support flexible arm through movable leg 8, and movable leg 8 also can fold, conveniently adjust flexible arm 5, therefore, the practicability is high.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a retractable jib loading boom, includes the body, its characterized in that, the body includes fixed arm (3), the spacing rotation in bottom of fixed arm (3) installs spacing cover (2), the screw has been seted up to the bottom of spacing cover (2), screw and bolt (9) fixed mounting have base (1) are passed through to the bottom of spacing cover (2), fixed mounting has rotary mechanism between spacing cover (2) and base (1), the top fixed mounting of fixed arm (3) has installed part (4), the inside fixed mounting of installed part (4) has stop gear, stop gear includes arc buckle (11).

2. The telescoping boom of claim 1, wherein: rotary mechanism includes gear wheel (17), gear wheel (17) are through dwang fixed mounting in the bottom of fixed arm (3), one side fixed mounting of the inside of base (1) has gear motor (15), fixed mounting has pinion (16) on the output shaft of gear motor (15), pinion (16) and gear wheel (17) intermeshing and parallel arrangement.

3. The telescoping boom of claim 1, wherein: the outer side of the top end of the base (1) is provided with a screw hole at a corresponding position, a bolt (9) is fixedly mounted inside the screw hole, and a mounting hole (10) is formed in the outer side of the bottom end of the base (1).

4. The telescoping boom of claim 1, wherein: one side of fixed arm (3) has pneumatic cylinder (7) through axis of rotation movable mounting, the inside of installed part (4) has flexible arm (5) through axis of rotation movable mounting, the bottom activity of axis of rotation and flexible arm (5) is passed through on the top of pneumatic cylinder (7) links to each other.

5. The telescoping boom of claim 4, wherein: spout (20) have been seted up to the top symmetry of the one end of flexible arm (5), the spacing slidable mounting in inside of spout (20) has regulating plate (12), the one end fixed mounting of regulating plate (12) has spring (21), spring (21) fixed mounting is in the inside of spout (20).

6. The telescoping boom of claim 5, wherein: the inside of regulating plate (12) has been seted up the cavity, the inside fixed mounting of cavity has electro-magnet (18), the bottom fixed mounting of spout (20) has strong magnet (19), strong magnet (19) fixed mounting is in the bottom of electro-magnet (18).

7. The telescoping boom of claim 6, wherein: two fixed mounting has dead lever (13) between regulating plate (12), the both ends card of dead lever (13) is in the inside of arc buckle (11).

8. The telescoping boom of claim 7, wherein: the telescopic boom is characterized in that the telescopic boom (5) is a three-section telescopic boom, a winch (6) is fixedly mounted at one end of the telescopic boom (5), a hook is fixedly mounted on the winch (6), a mounting plate (14) is fixed to the bottom of the telescopic boom (5), the mounting plate (14) is in an L shape, movable supporting legs (8) are movably mounted at the bottom of the mounting plate (14) through rotating shafts, and magnets are fixedly mounted on one side of the bottom ends of the movable supporting legs (8).