CN217478929U - Lifting mechanism convenient for positioning and grabbing for travelling crane - Google Patents
Lifting mechanism convenient for positioning and grabbing for travelling crane Download PDFInfo
- Publication number
- CN217478929U CN217478929U CN202220826850.7U CN202220826850U CN217478929U CN 217478929 U CN217478929 U CN 217478929U CN 202220826850 U CN202220826850 U CN 202220826850U CN 217478929 U CN217478929 U CN 217478929U
- Authority
- CN
- China
- Prior art keywords
- arm assembly
- telescopic
- assembly
- basic
- cylinder body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Jib Cranes (AREA)
Abstract
The utility model relates to the technical field of hoisting mechanisms, in particular to a hoisting mechanism for a traveling crane convenient to position and grab, which comprises a basic arm assembly, wherein the basic arm assembly is connected with a crane longitudinal moving mechanism, a telescopic oil cylinder body is arranged on the basic arm assembly, the basic arm assembly is mutually connected with a first extending arm assembly through the telescopic oil cylinder body, the first extending arm assembly is mutually connected with a second extending arm assembly through the telescopic oil cylinder body, the second extending arm assembly is connected with a slewing bearing through a second flange, the second flange is fixedly connected with a first flange, and the first flange is provided with a slewing gear motor; through setting up basic arm assembly, one stretch arm assembly, two stretch arm assemblies, flexible hydro-cylinder body and slewing bearing for form rigid connection between dolly and the load, thereby improve load positioning accuracy, and the design has the interface on the slewing bearing of two stretch arm assembly bottom installations, can be connected with each type hoist, and the hoist is functional better.
Description
Technical Field
The utility model relates to a hoisting mechanism specifically is a driving is with hoisting mechanism convenient to location snatchs belongs to hoisting mechanism technical field.
Background
In a lifting mechanism of a traditional lifting device, a trolley winch and a fixed pulley block are connected with a movable pulley through a steel wire rope. The load and the trolley are flexibly connected, and when the trolley or the trolley is started or stopped, the load can swing to a certain degree under the action of inertia force, so that the positioning precision of the load is influenced, and the hoisting efficiency is influenced. Even if the hoisting equipment has good use working conditions, the positioning accuracy of the load can only reach the centimeter level, and for places with higher requirements, especially on intelligent cranes, the positioning accuracy of the load needs to reach the millimeter level, which cannot be reached by traditional cranes.
In view of the above situation, it is necessary to improve a hoisting mechanism of a conventional crane, and a hoisting mechanism, a fixed pulley block, a movable pulley block, and a wire rope are replaced with a telescopic arm type hoisting mechanism, so that a rigid connection is formed between a trolley and a load, thereby improving the load positioning accuracy.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a mechanism is lifted for driving convenient to location snatchs just for solving above-mentioned problem, through setting up basic arm assembly, one stretch arm assembly, two stretch arm assemblies, flexible hydro-cylinder body and slewing bearing for form rigid connection between dolly and the load, thereby improve load positioning accuracy, and two stretch the slewing bearing of arm assembly bottom installation on the design have the interface, can be connected with each formula hoist, the hoist is functional better.
The utility model achieves the above purpose through the following technical proposal, a lifting mechanism for a traveling crane, which is convenient for positioning and grabbing, comprises a basic arm assembly, the basic arm assembly is connected with the longitudinal moving mechanism of the crane, a telescopic oil cylinder body is arranged on the basic arm assembly, the basic arm assembly is connected with an extending arm assembly through a telescopic oil cylinder body, the extending arm assembly is connected with two extending arm assemblies through a telescopic oil cylinder body, the two-cantilever assembly is connected with a slewing bearing through a second flange, the second flange is fixedly connected with a first flange, a rotary speed reducing motor is arranged on the first flange and provides rotary power, the output end of the rotary speed reducing motor is provided with a rotary gear, the telescopic oil cylinder body provides power to enable the first extending arm assembly and the second extending arm assembly to achieve telescopic motion, and the rotary support is provided with a plurality of flanges III.
Preferably, a flange seat is welded on the basic arm assembly, the basic arm assembly is connected with a hoisting device through the flange seat, first guide blocks are installed at four corners of the bottom end of the basic arm assembly, the four first guide blocks guide the stretching of an extending arm assembly, a fixed pin shaft is installed at the top end of the basic arm assembly, the telescopic oil cylinder body is fixedly connected with the basic arm assembly through a telescopic end pin shaft hole, a first stop catch is welded at the bottom end of the basic arm assembly, and the first stop catch limits the telescopic stroke of the extending arm assembly.
Preferably, two short pin shafts I are welded on the inner side of the top arm body of the extension arm assembly, the extension arm assembly is connected with the telescopic cylinder ear part through the two short pin shafts I, and when the telescopic cylinder body is telescopic, the basic arm assembly drives the extension arm assembly to be telescopic.
Preferably, a long pin shaft is welded inside a top arm body of the boom assembly and used for fixing a telescopic end pin shaft hole installed in the telescopic oil cylinder body, and a first sliding block is arranged at the top of the boom assembly and used for limiting a gap between the boom assembly and the basic arm assembly.
Preferably, the second guide block is installed at the four inner corners of the boom body at the bottom end of the boom assembly, the second guide block guides the extension of the boom assembly, the second stop catch is welded at the bottom end of the boom assembly, and the second stop catch is used for limiting the extension stroke of the boom assembly and the extension stroke of the boom assembly.
Preferably, two short pin shafts I and II are welded on the inner side of the arm body at the top end of the two extending arm assemblies and are used for being connected with the telescopic oil cylinder ear parts.
Preferably, when the telescopic oil cylinder body is telescopic, one extending arm assembly drives the two extending arm assemblies to be telescopic, and a second sliding block is arranged on the outer side of the top end of the arm body of the two extending arm assemblies.
Preferably, the second sliding block is used for limiting a gap between the two boom assemblies and the one boom assembly, and the first flange and the second flange are welded at the bottom ends of the two boom assemblies.
Preferably, one end of the slewing bearing is connected with the two extending arm assemblies, and the other end of the slewing bearing is connected with various crane lifting appliances.
Preferably, the number of the telescopic oil cylinder bodies is two, and the telescopic oil cylinder bodies are located inside the basic arm assembly.
The beneficial effects of the utility model are that: when an operator uses the device, the slewing bearing installed at the bottom end of the two-extension-arm assembly is directly and fixedly connected with a corresponding crane sling, the operator adjusts the telescopic oil cylinder body, when the telescopic oil cylinder body performs telescopic motion, the one-extension-arm assembly drives and the two-extension-arm assembly performs telescopic processing, so that the device can lift a trolley, and rigid connection is formed between the trolley and a load by arranging the basic arm assembly, the one-extension-arm assembly, the two-extension-arm assembly, the telescopic oil cylinder body and the slewing bearing, so that the load positioning precision is improved, and the slewing bearing installed at the bottom end of the two-extension-arm assembly is provided with an interface which can be connected with various crane slings, so that the crane has better functionality.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic view of the connection structure of the basic arm assembly, the flange seat and the fixed pin shaft of the present invention;
fig. 3 is a schematic view of a connection structure of the basic arm assembly and the first guide block of the present invention;
fig. 4 is a schematic view of the connection structure of an extending arm assembly, a first short pin shaft and a first slide block of the present invention;
fig. 5 is a schematic view of a connection structure of a boom assembly and a second guide block of the present invention;
fig. 6 is a schematic view of the connection structure of the second boom assembly, the second short pin shaft and the second slider of the present invention;
fig. 7 is a schematic view of the connection structure of the second short pin shaft and the second flange of the present invention;
fig. 8 is a schematic view of a connection structure between the slewing bearing and the flange according to the present invention;
fig. 9 is the utility model discloses a connection structure sketch map of flexible hydro-cylinder body, flexible hydro-cylinder ear and flexible end pin shaft hole.
In the figure: 1. a base arm assembly; 1.1, a flange seat; 1.2, a first guide block; 1.3, fixing a pin shaft; 1.4, a first stop; 2. an arm assembly; 2.1, a short pin shaft I; 2.2, a long pin shaft; 2.3, a first slide block; 2.4, a second guide block; 2.5, a second stop; 3. a two-boom assembly; 3.1, a short pin shaft II; 3.2, a second slide block; 3.3, a flange I; 3.4, a second flange; 4. a slewing bearing; 4.1, a flange III; 5. a rotary speed reduction motor; 6. a rotary gear; 7. a telescopic oil cylinder body; 7.1, extending and retracting the lug part of the oil cylinder; 7.2, telescopic end pin shaft holes.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-9, a lifting mechanism for a traveling crane convenient for positioning and grabbing comprises a basic boom assembly 1, the basic boom assembly 1 is connected with a longitudinal moving mechanism of a crane, a telescopic cylinder body 7 is installed on the basic boom assembly 1, the basic boom assembly 1 is connected with a boom assembly 2 through the telescopic cylinder body 7, the boom assembly 2 is connected with a boom assembly 3 through the telescopic cylinder body 7, the boom assembly 3 is connected with a rotary support 4 through a flange 3.4, the flange 3.4 is fixedly connected with a flange 3.3, the flange 3.3 is provided with a rotary speed reduction motor 5, the rotary speed reduction motor 5 provides rotary power, a rotary gear 6 is installed at an output end of the rotary speed reduction motor 5, the telescopic cylinder body 7 provides power to enable the boom assembly 2 and the boom assembly 3 to realize telescopic motion, and a plurality of flanges III 4.1 are arranged on the slewing bearing 4.
As a technical optimization scheme of the utility model, a flange seat 1.1 is welded on a basic arm assembly 1, the basic arm assembly 1 is connected with a hoisting device through the flange seat 1.1, first guide blocks 1.2 are all installed at four corners of the bottom end of the basic arm assembly 1, four first guide blocks 1.2 guide the extension and retraction of an extension arm assembly 2, a fixed pin shaft 1.3 is installed at the top end of the basic arm assembly 1, a telescopic oil cylinder body 7 is fixedly connected with the basic arm assembly 1 through a telescopic end pin shaft hole 7.2, a first stop 1.4 is welded at the bottom end of the basic arm assembly 1, the first stop 1.4 limits the extension and retraction stroke of the extension arm assembly 2, two short pin shafts one 2.1 are welded at the inner side of the top end arm body of the extension arm assembly 2, the extension arm assembly 2 is connected with a telescopic oil cylinder ear 7.1 through the two short pin shafts one 2.1, when the telescopic oil cylinder body 7 is telescopic, the basic arm assembly 1 drives the first boom assembly 2 to be telescopic, and the first boom assembly 2 and the second boom assembly 3 can normally move by arranging the telescopic oil cylinder body 7, so that the device can normally work.
As a technical optimization scheme, a top arm body internal weld who stretches arm assembly 2 has a long round pin axle 2.2, long round pin axle 2.2 is used for the flexible end round pin axle hole 7.2 of installation on the fixed flexible hydro-cylinder body 7, a stretch arm assembly 2 top is provided with first slider 2.3, first slider 2.3 is used for restricting the clearance between a stretch arm assembly 2 and the basic arm assembly 1, through setting up first slider 2.3, under the effect of first slider 2.3, can play the effect that improves the device precision.
As a technical optimization scheme of the utility model, the inboard four corners department of 2 bottom arm bodies of an outrigger assembly all installs second guide block 2.4, second guide block 2.4 leads to two outrigger assembly 3's stretching out and drawing back, the welding of 2 bottom ends of an outrigger assembly has second backstop 2.5, second backstop 2.5 is used for restricting the flexible stroke size of one outrigger assembly 2 and two outrigger assembly 3, through setting up second guide block 2.4, can improve the device's stability.
As a technical optimization scheme of the utility model, the inboard welding of the 3 top arm bodies of two outrigger assemblies has two stub pin axle two 3.1, two stub pin axle two 3.1 all is used for connecting telescopic cylinder ear 7.1, when telescopic cylinder body 7 stretches out and draws back, one is stretched arm assembly 2 and is driven two and is stretched arm assembly 3 and stretch out and draw back, two stretch arm assembly 3 arm body top outsides are equipped with second slider 3.2, second slider 3.2 is used for restricting two and stretches arm assembly 3 and one and stretches the clearance between the arm assembly 2, the bottom welding of two outrigger assembly 3 has flange one 3.3 and flange two 3.4, through setting up second slider 3.2, under the effect of second slider 3.2, can improve the device's accurate nature.
As a technical optimization scheme of the utility model, slewing bearing 4's one end is connected with two outrigger assemblies 3, slewing bearing 4's the other end is connected with various crane slings, the quantity of flexible hydro-cylinder body 7 is two, flexible hydro-cylinder body 7 is located inside basic arm assembly 1, through setting up slewing bearing 4 for the device can be connected with various crane slings, and the operating personnel of being convenient for uses.
When the utility model is used, an operator rigidly connects the basic arm assembly 1 with the hoisting equipment through the flange seat 1.1, the telescopic cylinder ear 7.1 is connected with the first extending arm assembly 2 through the short pin shaft I2.1, the telescopic end pin shaft hole 7.2 arranged on the telescopic cylinder body 7 is mutually connected with the fixed pin shaft 1.3 on the basic arm assembly 1, the long pin shaft 2.2 is arranged on the first extending arm assembly 2, the short pin shaft II 3.1 is arranged on the second extending arm assembly 3, the telescopic end pin shaft hole 7.2 arranged on the telescopic cylinder body 7 is connected with the long pin shaft 2.2 arranged on the first extending arm assembly 2, the telescopic cylinder ear 7.1 is connected with the short pin shaft II 3.1 arranged on the second extending arm assembly 3, the arm bodies of the basic arm assembly 1, the first extending arm assembly 2 and the second extending arm assembly 3 are all provided with the first slider 2.3, the second slider 3, the first guide block 1.2 and the second guide block 2.4, the first slider 2.3, the second slider 3, the second guide block 2.2 and the second guide block can prevent the telescopic arm from shaking, the effect of guaranteeing load positioning accuracy, the flexible power of a stretching arm assembly 2 and two stretching arm assemblies 3 comes from flexible hydro-cylinder body 7, when the flexible end of flexible hydro-cylinder body 7 stretches out, flexible arm stretches out, the load descends, when the flexible end of flexible hydro-cylinder body 7 retracts, flexible arm withdraws, the load rises, when using the device promptly, when operating personnel, directly through the slewing bearing 4 of 3 bottom installations of two stretching arm assemblies, carry out fixed connection with the device and the hoist that corresponds, operating personnel adjusts flexible hydro-cylinder body 7, when flexible hydro-cylinder body 7 carries out concertina movement, make a stretching arm assembly 2 drive and two stretching arm assemblies 3 carry out flexible processing, thereby make the device can rise to the dolly and handle.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present specification describes embodiments, not every embodiment includes only a single embodiment, and such description is for clarity purposes only, and it is to be understood that all embodiments may be combined as appropriate by one of ordinary skill in the art to form other embodiments as will be apparent to those of skill in the art from the description herein.
Claims (10)
1. A mechanism that rises for driving convenient to location is snatched, includes basic arm assembly (1), its characterized in that: the basic arm assembly (1) is connected with a crane longitudinal moving mechanism, a telescopic oil cylinder body (7) is installed on the basic arm assembly (1), the basic arm assembly (1) is connected with a first extending arm assembly (2) through the telescopic oil cylinder body (7), the first extending arm assembly (2) is connected with a second extending arm assembly (3) through the telescopic oil cylinder body (7), the second extending arm assembly (3) is connected with a slewing bearing (4) through a second flange (3.4), a first flange (3.3) is fixedly connected with the second flange (3.4), a slewing reducer motor (5) is installed on the first flange (3.3), the slewing reducer motor (5) provides slewing power, a slewing gear (6) is installed at the output end of the slewing reducer motor (5), and the telescopic oil cylinder body (7) provides power to enable the first extending arm assembly (2) and the second extending arm assembly (3) to realize telescopic motion, and a plurality of flanges III (4.1) are arranged on the slewing bearing (4).
2. A vehicular lifting mechanism facilitating positioning and grabbing as claimed in claim 1, wherein: the basic arm assembly (1) is welded with a flange seat (1.1), the basic arm assembly (1) is connected with hoisting equipment through the flange seat (1.1), first guide blocks (1.2) are installed at four corners of the bottom end of the basic arm assembly (1), four the first guide blocks (1.2) guide the stretching of one stretching arm assembly (2), a fixed pin shaft (1.3) is installed at the top end of the basic arm assembly (1), a telescopic oil cylinder body (7) is fixedly connected with the basic arm assembly (1) through a telescopic end pin shaft hole (7.2), a first stopping block (1.4) is welded at the bottom end of the basic arm assembly (1), and the first stopping block (1.4) limits the telescopic stroke of one stretching arm assembly (2).
3. A vehicular lifting mechanism facilitating positioning and grabbing as claimed in claim 1, wherein: one stretches two stub axle one (2.1) of the inboard welding of the top arm body of arm assembly (2), one stretches arm assembly (2) and is connected with flexible hydro-cylinder ear (7.1) through two stub axle one (2.1), when flexible hydro-cylinder body (7) are flexible, make basic arm assembly (1) drive one and stretch out and draw back arm assembly (2) flexible.
4. A vehicular lifting mechanism facilitating positioning and grabbing as claimed in claim 1, wherein: the telescopic boom is characterized in that a long pin shaft (2.2) is welded inside the top end arm body of the telescopic boom assembly (2), the long pin shaft (2.2) is used for fixing a telescopic end pin shaft hole (7.2) installed on the telescopic oil cylinder body (7), a first sliding block (2.3) is arranged at the top of the telescopic boom assembly (2), and the first sliding block (2.3) is used for limiting a gap between the telescopic boom assembly (2) and the basic boom assembly (1).
5. A crane lifting mechanism facilitating positioning and grabbing according to claim 1, wherein: one stretch arm assembly (2) bottom arm body inboard four corners department and all install second guide block (2.4), second guide block (2.4) are led two stretching arm assembly (3) flexible, the welding of one stretch arm assembly (2) bottom has second backstop (2.5), second backstop (2.5) are used for restricting the flexible stroke size of one stretch arm assembly (2) and two stretch arm assembly (3).
6. A crane lifting mechanism facilitating positioning and grabbing according to claim 1, wherein: two stretch arm assemblies (3) top arm body inboard welding have two stub pin axle one stub pin axle two (3.1), two stub pin axle two (3.1) all are used for connecting telescopic cylinder ear (7.1).
7. A vehicular lifting mechanism facilitating positioning and grabbing as claimed in claim 1, wherein: when the telescopic oil cylinder body (7) stretches, the first stretching arm assembly (2) drives the second stretching arm assembly (3) to stretch, and the second sliding block (3.2) is arranged on the outer side of the top end of the arm body of the second stretching arm assembly (3).
8. A crane lifting mechanism facilitating positioning and grabbing according to claim 7, wherein: the second sliding block (3.2) is used for limiting a gap between the two extending arm assemblies (3) and the one extending arm assembly (2), and the first flange (3.3) and the second flange (3.4) are welded at the bottom ends of the two extending arm assemblies (3).
9. A crane lifting mechanism facilitating positioning and grabbing according to claim 1, wherein: one end of the slewing bearing (4) is connected with the two extending arm assemblies (3), and the other end of the slewing bearing (4) is connected with various crane slings.
10. A vehicular lifting mechanism facilitating positioning and grabbing as claimed in claim 1, wherein: the number of the telescopic oil cylinder bodies (7) is two, and the telescopic oil cylinder bodies (7) are located inside the basic arm assembly (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220826850.7U CN217478929U (en) | 2022-04-11 | 2022-04-11 | Lifting mechanism convenient for positioning and grabbing for travelling crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220826850.7U CN217478929U (en) | 2022-04-11 | 2022-04-11 | Lifting mechanism convenient for positioning and grabbing for travelling crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217478929U true CN217478929U (en) | 2022-09-23 |
Family
ID=83308937
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220826850.7U Active CN217478929U (en) | 2022-04-11 | 2022-04-11 | Lifting mechanism convenient for positioning and grabbing for travelling crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217478929U (en) |
-
2022
- 2022-04-11 CN CN202220826850.7U patent/CN217478929U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208037868U (en) | A kind of formwork of bridge rail peace is torn open and transfer device | |
| CN206538110U (en) | A kind of portable universal small-sized door type crane gear | |
| CN102910541B (en) | Ocean platform crane with buggy luffing mechanism | |
| CN107892251A (en) | A kind of symmetrical crane of small portable | |
| CN217478929U (en) | Lifting mechanism convenient for positioning and grabbing for travelling crane | |
| CN210480635U (en) | Lifting device offset type crane trolley | |
| CN209038910U (en) | Gantry crane | |
| CN213679511U (en) | Crane convenient to move | |
| CN212269185U (en) | Hoisting device with variable hoisting diameter | |
| CN205873697U (en) | Control hoist rise to rise with differential actuating mechanism of mixture of dolly sideslip | |
| CN213086579U (en) | Integral moving type bridge formwork maintenance vehicle | |
| CN210084874U (en) | Multifunctional lifting operation vehicle with electric ladder | |
| CN215798088U (en) | Portable spiral arm hangs | |
| CN208700446U (en) | A kind of rotating arm crane of safety and steady lifting | |
| CN208454337U (en) | A kind of crane and tackling system | |
| CN106006429B (en) | A kind of electric hoist increases rope guide | |
| CN215055829U (en) | Electric double-upright-column stereo garage | |
| CN217264390U (en) | Belt feeder drive station with lifting device | |
| CN219296981U (en) | Simple movable lifting tool | |
| CN220223323U (en) | Movable rope winding crane | |
| CN214879631U (en) | Small-size hoist engine elevating system | |
| CN210340132U (en) | Large crane | |
| CN215208148U (en) | Novel self-discharging formula platform truck | |
| CN214828495U (en) | Heavy truck battery replacement device | |
| CN214935491U (en) | Self-unloading trolley |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |