CN204778505U - Tower crane adheres to pull rod - Google Patents
Tower crane adheres to pull rod Download PDFInfo
- Publication number
- CN204778505U CN204778505U CN201520503318.1U CN201520503318U CN204778505U CN 204778505 U CN204778505 U CN 204778505U CN 201520503318 U CN201520503318 U CN 201520503318U CN 204778505 U CN204778505 U CN 204778505U
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- CN
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- Prior art keywords
- pull bar
- hole
- pull rod
- attaching parts
- tower crane
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Abstract
The utility model provides a tower crane adheres to pull rod, includes first pull rod, second pull rod, first connecting piece, connecting plate, pre -buried support and mounting, the connecting plate set up in the one end of first pull rod, the other end of first pull rod has the opening, first pull rod is hollow structure, the one end of second pull rod by the opening stretches into in the first pull rod and the slidable sets up in first pull rod, the upper surface of first pull rod is equipped with the first through -hole more than two, be equipped with the second through -hole more than two on the second pull rod, first through -hole corresponds the setting with the second through -hole, the one end of mounting is passed first through -hole and second through -hole in proper order and is set up in the lower surface of first pull rod, the other end of mounting sets up outside first through -hole. The utility model relates to a tower crane adheres to pull rod, its regulation that not only can realize length, economy, convenient operation moreover.
Description
Technical field
The utility model relates to tower crane field, particularly a kind of attachment pull bar of tower crane.
Background technology
Tower crane is the major equipment for vertical transport and handling in building operation, when tower crane installation exceedes certain altitude, in order to ensure the safety that tower crane uses, must install attachment device to realize the fixing of tower crane.
Tower crane is the equipment that a kind of flow-type is installed, tower crane attachment device is made up of attachment frame, attachment pull bar and pre-buried bearing usually, at the end of a site construction task, tower crane attachment device can be removed and move on to another building site and install and use.The installation environment in different building site is different, thus tower crane foundation position and building are apart from also different, each installation all needs to carry out linear measure to the attachment pull bar of tower crane attachment device, at this moment there will be building with the spacing of tower crane little or building with the large situation of the spacing of tower Jack.And pull bar of the prior art is formed by two channel-section steels and little Plate Welding, the length of attachment pull bar can not be adjusted according to different environment, but spreading will be carried out to original rod member or cut shortly welding again, not only efficiency is low for uncontrollable like this attachment pull bar, and uneconomical.
Utility model content
Technical problem to be solved in the utility model is: provide a kind of adjustable in length and the attachment pull bar of the low tower crane of cost.
In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is:
A kind of attachment pull bar of tower crane, comprise the first pull bar, second pull bar, first attaching parts, connecting panel, pre-buried bearing and connecting element, described connecting panel is arranged at one end of described first pull bar, the other end of described first pull bar has opening, described first pull bar is hollow structure, one end of described second pull bar is stretched in the first pull bar by described opening and is also slidably arranged in the first pull bar, the upper surface of described first pull bar is provided with plural first through hole, described second pull bar is provided with plural second through hole, described first through hole is corresponding with the second through hole to be arranged, one end of described connecting element is arranged at the lower surface of the first pull bar through the first through hole and the second through hole successively, the other end of described connecting element is arranged at outside the first through hole, the other end of described second pull bar is connected with pre-buried bearing by described first attaching parts.
Further, described connecting panel is otic placode.
Further, also comprise the second attaching parts, one end of described second attaching parts is connected with the first attaching parts, and the other end of described second attaching parts is connected with pre-buried bearing.
Further, described pre-buried bearing is connected by pin with described second attaching parts.
Further, described first attaching parts is thru-bolt, and the two ends of described thru-bolt are respectively arranged with jam nut.
Further, described thru-bolt is provided with the boss that diameter is larger than bolt, described boss is arranged porose.
The beneficial effects of the utility model are: the first pull bar is designed to the hollow form structure with opening, allowing one end of the second pull bar be extend in the first pull bar by the opening of the first pull bar is also slidably arranged in the first pull bar, such design can move the adjustment that two pull bars realize pull bar length, in the cooperation by the first through hole and the second through hole, utilize connecting element to run through length that through hole fixes two bars, adjustable like this pull bar not only increases the installation effectiveness of tower crane, also reusable, there is adjustable in length, economical, advantage easy for installation and simple to operate.
Accompanying drawing explanation
Fig. 1 is the constructional drawing of the attachment pull bar of a kind of tower crane of embodiment of the present utility model.
Label declaration:
1, pull bar is adhered to; 2, connecting panel; 3, the first pull bar; 31, the first through hole; 32, opening; 4, connecting element; 5, the second pull bar; 51, the second through hole; 6, boss; 7, the first attaching parts; 8, jam nut; 9, the second attaching parts; 10, pre-buried bearing; 11, sell.
Detailed description of the invention
By describing technology contents of the present utility model in detail, realized object and effect, accompanying drawing is coordinated to be explained below in conjunction with embodiment.
The design of the utility model most critical is: be connected with the slidably embedded of the second pull bar by the first pull bar, adopts connecting element to run through the length that through hole fixes the first pull bar and the second pull bar, thus realizes the adjustable of pull bar length.
Please refer to Fig. 1, a kind of attachment pull bar 1 of tower crane, comprise the first pull bar 3, second pull bar 5, first attaching parts 7, connecting panel 2, pre-buried bearing 10 and connecting element 4, described connecting panel is arranged at one end of described first pull bar 3, the other end of described first pull bar 3 has opening 32, described first pull bar 3 is hollow structure, one end of described second pull bar 5 is stretched in the first pull bar 3 by described opening 32 and is also slidably arranged in the first pull bar 3, the upper surface of described first pull bar 3 is provided with plural first through hole 31, described second pull bar 5 is provided with plural second through hole 51, described first through hole 31 is corresponding with the second through hole 51 to be arranged, one end of described connecting element 4 is arranged at the lower surface of the first pull bar 3 through the first through hole 31 and the second through hole 51 successively, the other end of described connecting element 4 is arranged at outside the first through hole 31, the other end of described second pull bar 5 is connected with pre-buried bearing 10 by described first attaching parts 7.
From foregoing description, the beneficial effects of the utility model are: the first pull bar 3 is designed to the hollow form structure with opening 32, allowing one end of the second pull bar 5 be extend in the first pull bar 3 by the opening 32 of the first pull bar 3 is also slidably arranged in the first pull bar 3, such design can move the adjustment that two pull bars realize pull bar length, in the cooperation by the first through hole 31 and the second through hole 51, utilize connecting element 4 to run through length that through hole fixes two bars, adjustable like this pull bar not only increases the installation effectiveness of tower crane, also reusable, there is adjustable in length, economical, advantage easy for installation and simple to operate.
Further, described connecting panel 2 is otic placode.
Seen from the above description, connecting panel 2 adopts otic placode, and it does not arrange wedge angle, can play the effect of safety guard-safeguard like this, in addition, adopts otic placode structure also to have saving material, for follow-up lifting provides conveniently.
Further, also comprise the second attaching parts 9, one end of described second attaching parts 9 is connected with the first attaching parts 7, and the other end of described second attaching parts 9 is connected with pre-buried bearing 10.
Seen from the above description, second attaching parts 9 can adopt gauge member, and it can coordinate installation, avoids the problem of the low and high-altitude solder joint brushing rust paint inconvenience of overhead welding inconvenience, welding quality, it can install on the ground to adopt the second attaching parts 9, ensures the once mounting success when aloft work.
Further, described pre-buried bearing 10 is connected by pin 11 with described second attaching parts 9.
Seen from the above description, adopt pin 11 to connect pin 11 not only can be utilized to locate, it also avoid welding operation simultaneously and use the danger of naked light, adopting pin to connect, it is not only simple to operate but also install fast.
Further, described first attaching parts 7 is thru-bolt, and the two ends of described thru-bolt are respectively arranged with jam nut 8.
Seen from the above description, adopt thru-bolt with the cooperation of jam nut 8, it can realize length adjustment among a small circle, can realize fine setting, such time and labour saving, install simultaneously, dismantle and easy to operate when required distance is less by adjusting bolt.
Further, described thru-bolt is provided with the boss 6 that diameter is larger than bolt, described boss 6 is arranged porose.
Seen from the above description, arrange boss 6 and can reduce phenomenon thru-bolt occurring stress is concentrated, on boss 6, providing holes is the locking of conveniently bolt and unclamps.
Please refer to Fig. 1, embodiment one of the present utility model is: a kind of attachment pull bar 1 of tower crane, comprise the first pull bar 3, second pull bar 5, first attaching parts, connecting panel, pre-buried bearing 10 and connecting element 4, described connecting panel is arranged at one end of described first pull bar 3, the other end of described first pull bar 3 has opening 32, described first pull bar 3 is hollow structure, one end of described second pull bar 5 is stretched in the first pull bar 3 by described opening 32 and is also slidably arranged in the first pull bar 3, the upper surface of described first pull bar 3 is provided with plural first through hole 31, described second pull bar 5 is provided with plural second through hole 51, described first through hole 31 is corresponding with the second through hole 51 to be arranged, one end of described connecting element 4 is arranged at the lower surface of the first pull bar 3 through the first through hole 31 and the second through hole 51 successively, the other end of described connecting element 4 is arranged at outside the first through hole 31, the other end of described second pull bar 5 is connected with pre-buried bearing 10 by described first attaching parts 7, described connecting panel 2 is otic placode, also comprise the second attaching parts 9, one end of described second attaching parts 9 is connected with the first attaching parts 7, and the other end of described second attaching parts 9 is connected with pre-buried bearing 10, described pre-buried bearing 10 is connected by pin 11 with described second attaching parts 9.
Please refer to Fig. 1, embodiment two of the present utility model is: a kind of attachment pull bar 1 of tower crane, comprise the first pull bar 3, second pull bar 5, first attaching parts, connecting panel, pre-buried bearing 10 and connecting element 4, described connecting panel is arranged at one end of described first pull bar 3, the other end of described first pull bar 3 has opening 32, described first pull bar 3 is hollow structure, one end of described second pull bar 5 is stretched in the first pull bar 3 by described opening 32 and is also slidably arranged in the first pull bar 3, the upper surface of described first pull bar 3 is provided with plural first through hole 31, described second pull bar 5 is provided with plural second through hole 51, described first through hole 31 is corresponding with the second through hole 51 to be arranged, one end of described connecting element 4 is arranged at the lower surface of the first pull bar 3 through the first through hole 31 and the second through hole 51 successively, the other end of described connecting element 4 is arranged at outside the first through hole 31, the other end of described second pull bar 5 is connected with pre-buried bearing 10 by described first attaching parts 7, described connecting panel 2 is otic placode, also comprise the second attaching parts 9, one end of described second attaching parts 9 is connected with the first attaching parts 7, and the other end of described second attaching parts 9 is connected with pre-buried bearing 10, described pre-buried bearing 10 is connected by pin 11 with described second attaching parts 9, described first attaching parts 7 is thru-bolt, and the two ends of described thru-bolt are respectively arranged with jam nut 8, described thru-bolt is provided with the boss 6 that diameter is larger than bolt, described boss 6 is arranged porose.
In sum, the attachment pull bar of a kind of tower crane that the utility model provides, has economy, handled easily and the beneficial effect of the distance element adjustment that can realize in length and large distance adjustment.
The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every equivalents utilizing the utility model specification sheets and accompanying drawing content to do; or be directly or indirectly used in relevant technical field, be all in like manner included in scope of patent protection of the present utility model.
Claims (6)
1. the attachment pull bar of a tower crane, it is characterized in that: comprise the first pull bar, second pull bar, first attaching parts, connecting panel, pre-buried bearing and connecting element, described connecting panel is arranged at one end of described first pull bar, the other end of described first pull bar has opening, described first pull bar is hollow structure, one end of described second pull bar is stretched in the first pull bar by described opening and is also slidably arranged in the first pull bar, the upper surface of described first pull bar is provided with plural first through hole, described second pull bar is provided with plural second through hole, described first through hole is corresponding with the second through hole to be arranged, one end of described connecting element is arranged at the lower surface of the first pull bar through the first through hole and the second through hole successively, the other end of described connecting element is arranged at outside the first through hole, the other end of described second pull bar is connected with pre-buried bearing by described first attaching parts.
2. the attachment pull bar of tower crane according to claim 1, is characterized in that: described connecting panel is otic placode.
3. the attachment pull bar of tower crane according to claim 1, it is characterized in that: also comprise the second attaching parts, one end of described second attaching parts is connected with the first attaching parts, the other end of described second attaching parts is connected with pre-buried bearing.
4. the attachment pull bar of tower crane according to claim 3, is characterized in that: described pre-buried bearing is connected by pin with described second attaching parts.
5. the attachment pull bar of tower crane according to claim 1, is characterized in that: described first attaching parts is thru-bolt, and the two ends of described thru-bolt are respectively arranged with jam nut.
6. the attachment pull bar of tower crane according to claim 5, is characterized in that: described thru-bolt is provided with the boss that diameter is larger than bolt, described boss is arranged porose.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520503318.1U CN204778505U (en) | 2015-07-13 | 2015-07-13 | Tower crane adheres to pull rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520503318.1U CN204778505U (en) | 2015-07-13 | 2015-07-13 | Tower crane adheres to pull rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204778505U true CN204778505U (en) | 2015-11-18 |
Family
ID=54518597
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520503318.1U Active CN204778505U (en) | 2015-07-13 | 2015-07-13 | Tower crane adheres to pull rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204778505U (en) |
-
2015
- 2015-07-13 CN CN201520503318.1U patent/CN204778505U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |