CN211393638U - Crawler crane pull rod length-adjustable structure - Google Patents
Crawler crane pull rod length-adjustable structure Download PDFInfo
- Publication number
- CN211393638U CN211393638U CN201922090374.8U CN201922090374U CN211393638U CN 211393638 U CN211393638 U CN 211393638U CN 201922090374 U CN201922090374 U CN 201922090374U CN 211393638 U CN211393638 U CN 211393638U
- Authority
- CN
- China
- Prior art keywords
- block
- fixing
- connecting plate
- screw rod
- fixed
- 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 discloses a crawler crane pull rod length adjustable structure, including a fixed block, the upper end surface of a fixed block digs hollowly and is provided with the connecting hole No. one, the inside of connecting hole is provided with connecting screw, connecting screw's upper end is provided with the rotating disc, the below of a fixed block of connecting screw's outside is provided with fixation nut No. one, the one end of a fixed block is provided with the connecting plate, the upper end surface of connecting plate digs hollowly and is provided with the fixed orifices, the outside of connecting plate is provided with the movable block, the upper end surface of movable block digs hollowly and is provided with the jack, the inside of jack is provided with fixation screw. A crawler crane pull rod adjustable length structure, the regulation of device length of can being convenient for, after the length control of device was crossed, the fixed of device of can being convenient for.
Description
Technical Field
The utility model relates to a crawler crane technical field, in particular to crawler crane pull rod adjustable length structure.
Background
The crawler crane is a self-propelled crane for high-rise building construction, is a movable arm rotating crane which runs by using a crawler, has large crawler grounding area, good trafficability and strong adaptability, can run with load, is suitable for hoisting operation of a building site, and needs to use a pull rod structure in the use process of the crawler crane; the existing pull rod structure has some defects, firstly, the length of the pull rod is inconvenient to adjust, secondly, after the length of the pull rod is adjusted to a proper position, the length of the pull rod is inconvenient to fix, and in order to solve the problems, the pull rod length adjustable structure of the crawler crane is provided.
SUMMERY OF THE UTILITY MODEL
A primary object of the present invention is to provide a structure of adjustable length of a crawler crane pull rod, which can effectively solve the problems of the prior art.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a length-adjustable structure of a pull rod of a crawler crane comprises a first fixed block, wherein the outer surface of the upper end of the first fixed block is hollowed to form a first connecting hole, a connecting screw rod is arranged inside the first connecting hole, a rotating disc is arranged at the upper end of the connecting screw rod, a first fixing nut is arranged below a first fixing block outside the connecting screw rod, a connecting plate is arranged at one end of the first fixing block, the outer surface of the upper end of the connecting plate is hollowed to form a fixed hole, a movable block is arranged outside the connecting plate, the outer surface of the upper end of the movable block is hollowed to form a jack, a fixed screw is arranged inside the jack, the upper end of the fixed screw is provided with a connecting disc, a second fixed nut is arranged below an external connecting plate of the fixed screw, one end of the connecting plate is provided with a second fixing block, and the outer surface of the upper end of the second fixing block is hollowed to form a second connecting hole.
Preferably, the first connecting hole is fixedly connected with the first fixing block, the outer surface of the connecting screw is movably connected with the inner surface of the first connecting hole, and the outer surface of the lower end of the rotating disc is fixedly connected with the outer surface of the upper end of the connecting screw.
Preferably, the inner surface of the first fixing nut is movably connected with the outer surface of the connecting screw rod, one end of the connecting plate is movably connected with one end of the first fixing block, and the fixing hole is fixedly connected with the connecting plate.
Preferably, the inner surface of the movable block is movably connected with the outer surface of the connecting plate, the jack is fixedly connected with the movable block, and the outer surface of the fixed screw is movably connected with the inner surface of the jack.
Preferably, the lower end of the connecting disc is fixedly connected with the upper end of the fixing screw rod, and the inner surface of the second fixing nut is movably connected with the outer surface of the fixing screw rod.
Preferably, the lower extreme of movable block is provided with the connecting block, the upper end of connecting block and the lower extreme fixed connection of movable block, the one end of No. two fixed blocks and the one end swing joint of connecting plate, No. two connecting holes and No. two fixed block fixed connection.
Compared with the prior art, the utility model discloses following beneficial effect has: the length-adjustable structure of the pull rod of the crawler crane can adjust the elongation of the connecting plate in the first fixing block, when the elongation of the connecting plate is fixed, the first connecting hole can be aligned with the fixing hole, and the connecting screw rod passes through the first connecting hole and the fixing hole, then the first fixing nut is screwed down to facilitate the connection and fixation of the connecting plate and the first fixing block, the second fixing block and the connecting plate can be connected by the same method, when the second fixed block is fixedly connected with the connecting plate, the movable block can slide on the outer surface of the connecting plate and can be adjusted to a proper position, then the jack is aligned with the fixed hole, the fixed screw penetrates through the jack and the fixed hole, the second fixed nut is screwed down to facilitate the fixation of the position of the movable block, the position of the movable block is convenient to adjust, the movable block is flexible and practical, and the use effect is better than that of a traditional mode.
Drawings
FIG. 1 is a schematic view of the overall structure of a structure of the crawler crane with adjustable length of the pull rod of the present invention;
FIG. 2 is an exploded view of the connecting screw rod and the first fixing block of the adjustable length structure of the crawler crane tie rod of the present invention;
fig. 3 is an exploded view of the movable block and the connecting plate of the structure with adjustable length of the crawler crane pull rod of the present invention.
In the figure: 1. a first fixed block; 2. a first connecting hole; 3. rotating the disc; 4. a connecting plate; 5. a fixing hole; 6. a movable block; 7. connecting the disks; 8. a second fixed block; 9. a second connecting hole; 10. fixing the screw rod; 11. connecting a screw rod; 12. a first fixing nut; 13. a second fixing nut; 14. a jack; 15. and (4) connecting the blocks.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
As shown in figures 1-3, a length-adjustable structure of a crawler crane pull rod comprises a first fixed block 1, a first connecting hole 2 is hollowed on the outer surface of the upper end of the first fixed block 1, a connecting screw rod 11 is arranged inside the first connecting hole 2, a rotating disc 3 is arranged on the upper end of the connecting screw rod 11, a first fixing nut 12 is arranged below the first fixed block 1 outside the connecting screw rod 11, a connecting plate 4 is arranged at one end of the first fixed block 1, a fixing hole 5 is hollowed on the outer surface of the upper end of the connecting plate 4, a movable block 6 is arranged outside the connecting plate 4, a jack 14 is hollowed on the outer surface of the upper end of the movable block 6, a fixing screw rod 10 is arranged inside the jack 14, a connecting disc 7 is arranged on the upper end of the fixing screw rod 10, a second fixing nut 13 is arranged below the outer connecting plate 4 of the fixing screw rod 10, and a second fixed, and a second connecting hole 9 is formed in the outer surface of the upper end of the second fixing block 8 in a hollowed mode.
No. 2 connecting holes and 1 fixed block fixed connection, can align with fixed orifices 5 by a connecting hole 2 to with connecting screw 11 pass a connecting hole 2 and fixed orifices 5 then screw up a fixation nut 12, connecting screw 11's surface and the internal surface swing joint of a connecting hole 2, the lower extreme surface of rotating disc 3 and connecting screw 11's upper end surface fixed connection.
The inner surface of the first fixing nut 12 is movably connected with the outer surface of the connecting screw rod 11, one end of the connecting plate 4 is movably connected with one end of the first fixing block 1, and the fixing hole 5 is fixedly connected with the connecting plate 4.
The internal surface of movable block 6 and the surface swing joint of connecting plate 4, movable block 6 can slide at the surface of connecting plate 4, jack 14 and movable block 6 fixed connection, align jack 14 and fixed orifices 5, and pass jack 14 and fixed orifices 5 with clamping screw 10, it is convenient for fixed of movable block 6 position to screw up No. two fixation nut 13 again, make the position of movable block 6 be convenient for adjust, clamping screw 10's surface and jack 14's internal surface swing joint.
The lower end of the connecting disc 7 is fixedly connected with the upper end of the fixing screw rod 10, and the inner surface of the second fixing nut 13 is movably connected with the outer surface of the fixing screw rod 10.
The lower extreme of movable block 6 is provided with connecting block 15, the upper end of connecting block 15 and the lower extreme fixed connection of movable block 6, the one end of No. two fixed blocks 8 and the one end swing joint of connecting plate 4, No. two connecting holes 9 and No. two fixed blocks 8 fixed connection.
It should be noted that the utility model relates to a structure with adjustable length of a crawler crane pull rod, a movable block 6 can slide on the outer surface of a connecting plate 4, the movable block 6 can be adjusted to a proper position, then a jack 14 is aligned with a fixed hole 5, a fixing screw 10 passes through the jack 14 and the fixed hole 5, then a second fixing nut 13 is screwed to facilitate the fixing of the position of the movable block 6, so that the position of the movable block 6 is convenient to adjust, the position of a connecting block 15 is convenient to adjust, the connecting block 15 can be connected with an external device through the connecting block 15, the use of the device is convenient, the elongation of the connecting plate 4 in a first fixing block 1 can be adjusted, when the elongation of the connecting plate 4 is fixed, a first connecting hole 2 is aligned with the fixed hole 5, a connecting screw 11 passes through the first connecting hole 2 and the fixed hole 5 and then a first fixing nut 12 is screwed, one end of the connecting plate 4 is convenient to fix, surpasses the traditional pull rod length adjustable structure in the use prospect, and is more practical.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a crawler crane pull rod adjustable length structure, includes a fixed block (1), its characterized in that: the outer surface of the upper end of the first fixed block (1) is hollowed to form a first connecting hole (2), a connecting screw rod (11) is arranged inside the first connecting hole (2), a rotating disc (3) is arranged at the upper end of the connecting screw rod (11), a first fixing nut (12) is arranged below the first fixed block (1) outside the connecting screw rod (11), a connecting plate (4) is arranged at one end of the first fixed block (1), a fixing hole (5) is arranged on the outer surface of the upper end of the connecting plate (4), a movable block (6) is arranged outside the connecting plate (4), a jack (14) is arranged on the outer surface of the upper end of the movable block (6), a fixing screw rod (10) is arranged inside the jack (14), a connecting disc (7) is arranged on the upper end of the fixing screw rod (10), a second fixing nut (13) is arranged below the outer connecting plate (4) of the fixing screw rod (10), one end of the connecting plate (4) is provided with a second fixing block (8), and the outer surface of the upper end of the second fixing block (8) is hollowed to form a second connecting hole (9).
2. The drag link length adjustable structure of crawler crane according to claim 1, wherein: a connecting hole (2) and fixed block (1) fixed connection, the surface of connecting screw rod (11) and the internal surface swing joint of a connecting hole (2), the lower extreme surface of rotating disc (3) and the upper end surface fixed connection of connecting screw rod (11).
3. The drag link length adjustable structure of crawler crane according to claim 1, wherein: the inner surface of the first fixing nut (12) is movably connected with the outer surface of the connecting screw rod (11), one end of the connecting plate (4) is movably connected with one end of the first fixing block (1), and the fixing hole (5) is fixedly connected with the connecting plate (4).
4. The drag link length adjustable structure of crawler crane according to claim 1, wherein: the inner surface of the movable block (6) is movably connected with the outer surface of the connecting plate (4), the jack (14) is fixedly connected with the movable block (6), and the outer surface of the fixed screw (10) is movably connected with the inner surface of the jack (14).
5. The drag link length adjustable structure of crawler crane according to claim 1, wherein: the lower end of the connecting disc (7) is fixedly connected with the upper end of the fixing screw rod (10), and the inner surface of the second fixing nut (13) is movably connected with the outer surface of the fixing screw rod (10).
6. The drag link length adjustable structure of crawler crane according to claim 1, wherein: the lower extreme of movable block (6) is provided with connecting block (15), the upper end of connecting block (15) and the lower extreme fixed connection of movable block (6), the one end of No. two fixed blocks (8) and the one end swing joint of connecting plate (4), No. two connecting holes (9) and No. two fixed blocks (8) fixed connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922090374.8U CN211393638U (en) | 2019-11-28 | 2019-11-28 | Crawler crane pull rod length-adjustable structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922090374.8U CN211393638U (en) | 2019-11-28 | 2019-11-28 | Crawler crane pull rod length-adjustable structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211393638U true CN211393638U (en) | 2020-09-01 |
Family
ID=72223887
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922090374.8U Active CN211393638U (en) | 2019-11-28 | 2019-11-28 | Crawler crane pull rod length-adjustable structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211393638U (en) |
-
2019
- 2019-11-28 CN CN201922090374.8U patent/CN211393638U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204927981U (en) | Whole string of insulator of change strain insulator is with pull rod device of adjustable length | |
| CN211393638U (en) | Crawler crane pull rod length-adjustable structure | |
| CN206619855U (en) | A kind of seat hangs dual-purpose cable laying pulley | |
| CN208900110U (en) | A kind of ditch cable duct trolley side wall mould plate supporting device | |
| CN110872062A (en) | Crawler crane pull rod length-adjustable structure | |
| CN115411652B (en) | Umbrella-shaped grounding device of extra-high voltage transformer substation, auxiliary unfolding device and using method | |
| CN208455622U (en) | A kind of quick pile driving equipment of architectural engineering | |
| CN217174753U (en) | Large-scale structure fixing ground pile for power equipment construction | |
| CN206908766U (en) | A kind of audio amplifier with Telescopic base | |
| CN201440587U (en) | Line-releasing pulley | |
| CN108551917A (en) | A kind of Landscape River movable green belt | |
| CN208716799U (en) | A kind of power engineering earth anchor dismounting device | |
| CN210286594U (en) | Pneumatic single-body supporting type tensioning jack | |
| CN209516467U (en) | A kind of electric system stringing auxiliary device | |
| CN207119653U (en) | A kind of large-span pipe mother numerical control hydraulic arch camber instrument | |
| CN207314348U (en) | A kind of fixed structure of flare template | |
| CN207348052U (en) | A kind of adjustable building stake for being applied to building | |
| CN205132963U (en) | Detachable frame that adheres to of bolted connection | |
| CN205962060U (en) | Compound greenhouse skeleton | |
| CN211769767U (en) | Angle-adjustable inclined hoisting device | |
| CN216030286U (en) | Water pipe fixing device for building construction | |
| CN213774537U (en) | Flexible connection's assembled wall body | |
| CN201132918Y (en) | Sleeper device for laying double-block sleepers | |
| CN216305355U (en) | All-steel climbing frame wall-attached support device | |
| CN211895667U (en) | Special hoisting tool for wind power tower cylinder for wind tower field |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210528 Address after: 410006 room 813, building 5, Greenland Times Square, 31 Yinshan Road, yinpenling street, Yuelu District, Changsha City, Hunan Province Patentee after: HUNAN VILLEAD TECHNOLOGY Co.,Ltd. Address before: Room 1-101a402, building 1, science and technology venture building, 19 Yangshan Road, Xuzhou Economic and Technological Development Zone, Xuzhou City, Jiangsu Province, 221000 Patentee before: Xuzhou velide Technology Business Incubator Co.,Ltd. |