CN104671091A - Hoisting draw stay bar - Google Patents
Hoisting draw stay bar Download PDFInfo
- Publication number
- CN104671091A CN104671091A CN201510081508.3A CN201510081508A CN104671091A CN 104671091 A CN104671091 A CN 104671091A CN 201510081508 A CN201510081508 A CN 201510081508A CN 104671091 A CN104671091 A CN 104671091A
- Authority
- CN
- China
- Prior art keywords
- upper boom
- locking
- fixedly connected
- loop bar
- bar
- 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.)
- Granted
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/04—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
- B66C13/08—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for depositing loads in desired attitudes or positions
Abstract
The invention relates to the technical field of stay bars and provides a hoisting draw stay bar. The hoisting draw stay bar comprises an upper bar and a lower bar, wherein a crown stay claw is fixedly connected at the top end of the upper bar; a claw is fixedly connected at the right side of the upper end of the upper bar; at least three locking notches are formed in the upper bar at intervals along the axial direction; a loop bar is fixedly installed at the upper part of the lower bar; a locking device which is matched with the locking notches in the upper bar and can be used for locking the locking notches is fixedly installed on the loop bar; an installing hole communicated with a cavity of the loop bar is formed in the locking device; the lower part of the upper bar passes through the installing hole in the locking device and is arranged in the cavity of the loop bar; and the upper bar is locked on the locking device via the locking notches. The hoisting draw stay bar has a reasonable and compact structure, is convenient to use, achieves the aim of carrying out push and pull operations on hoisted objects by using the upper bar, the lower bar, the crown stay claw, the claw and the locking device cooperatively, has the characteristics of safety, reliability and adjustability in length, is convenient for operation and has the effects of reducing the potential safety hazards and improving the hoisting efficiency.
Description
Technical field
the present invention relates to strut technical field, is a kind of lifting traction strut.
Background technology
when carrying out lifting operation, often need adjustment by the direction of hoisting object, existing way is for manually to pull, when hoisting object is large-scale freight container, push-and-pull is manually adopted to adjust the direction of freight container, there is larger danger, more greatly and very heavy, tower crane careless manipulation is easy to cause life danger the volume of freight container.Existing also have a kind of way for fix a hauling rope in hoisting object, and pulling traction rope changes the direction of hoisting object, during for meeting the push-and-pull of different directions, needing fixing many hauling ropes, complex operation, adding the time of lifting, and impact lifts efficiency.
Summary of the invention
the invention provides a kind of lifting traction strut, overcome the deficiency of above-mentioned prior art, there is potential safety hazard when it effectively can solve the direction of manual change's hoisting object in existing lifting operation process and cause lifting inefficient problem with wasting time and energy.
technical scheme of the present invention is realized by following measures: a kind of lifting traction strut, comprises upper boom and lower beam; Be fixedly connected with on the top of upper boom and shore pawl, hook is fixedly connected with on the right side of the upper end of upper boom, upper boom is arranged at intervals with the locking notch of at least three vertically, loop bar is installed with on the top of lower beam, loop bar is installed with the latching device merging and can pin locking notch that to match with the locking notch on upper boom, latching device is provided with the mounting hole be connected with the cavity of loop bar, the bottom of upper boom is passed the mounting hole on latching device and is positioned at the cavity of loop bar, and upper boom is locked on latching device by locking notch.
here is the further optimization and/or improvements to foregoing invention technical scheme:
above-mentioned latching device comprises housing, position-limited lever, locking block and button; The aft end face of locking block is provided with the mounting groove corresponding with position-limited lever, unblock groove is circumferentially provided with in the front portion of locking block, integrally button is fixed with in the front end of locking block, the rear end of position-limited lever is fixedly mounted on housing, the front end of position-limited lever is positioned at the mounting groove of locking block, the front end of position-limited lever and the bottom face of mounting groove have spacing, and the position-limited lever between housing and locking block is provided with Compress Spring; The front portion of button is positioned at outside housing, and housing is provided with mounting hole, and the bottom of upper boom is passed the mounting hole on housing and is positioned at the cavity of loop bar, and the rear portion of locking block is fastened in the locking notch on upper boom.
above-mentioned housing comprises left shell and right shell body; The rear end of position-limited lever is fixedly mounted on right shell body, in the middle part of the left end of right shell body, have deep-slotted chip breaker, has corresponding opening towards the U-lag on a left side in the middle part of the right-hand member of left shell, and the deep-slotted chip breaker on right shell body and the U-lag on left shell form mounting hole; Right shell body and left shell have the locking hole of at least one respectively, and right shell body and left shell are fixedly installed togather by locking hole, bolt and nut.
above-mentionedly on the left of the upper end of upper boom, be fixedly connected with link, link is installed with the quick hook of at least one.
the left surface of above-mentioned upper boom is plane, and the right flank of upper boom is arcwall face, and the arcwall face of upper boom is arranged at intervals with the locking notch of at least three vertically.
the above-mentioned fixed installation of the top at loop bar rubber sleeve, at the lower end of lower beam fixed installation jug, has grip part in the arranged outside of handle; Be fixedly connected with contiguous block in the lower end of upper boom, contiguous block is fixedly connected with steel rope, the cavity of steel wire penetrating mounting hole, loop bar and the cavity of lower beam and handle are fixed together.
above-mentioned pawl of shoring is opening up arched top support claw, is fixedly connected with rubber in the inner side of shoring pawl, and hook is the arc hook of opening towards the right side, is fixedly connected with rubber in the inner side of hook.
reasonable and compact in structure of the present invention, easy to use, by upper boom, lower beam, shore pawl, hook and latching device with the use of, realize the object of hoisting object being carried out to push-and-pull operation, there is safe and reliable and feature that is adjustable in length, facilitate operation, reduce potential safety hazard, improve lifting efficiency.
Accompanying drawing explanation
accompanying drawing 1 is the main TV structure schematic diagram of preferred embodiment.
accompanying drawing 2 does not have the main TV structure schematic diagram of lower beam and loop bar for the present invention.
accompanying drawing 3 is the left TV structure schematic diagram of accompanying drawing 2.
accompanying drawing 4 does not have the master of upper boom to look structure for amplifying schematic diagram for the present invention.
accompanying drawing 5 overlooks structure for amplifying schematic diagram for latching device in the present invention.
accompanying drawing 6 is that the master that in the present invention, latching device removes housing looks perspective structure for amplifying schematic diagram.
accompanying drawing 7 is the partial enlargement structural representation that in the present invention, latching device removes housing and upper boom engaging place.
coding in accompanying drawing is respectively: 1 is upper boom, and 2 is lower beam, and 3 for shoring pawl, and 4 is hook, 5 is locking notch, and 6 is loop bar, and 7 is latching device, and 8 is mounting hole, 9 is position-limited lever, and 10 is locking block, and 11 is button, and 12 for unlocking groove, 13 is mounting groove, and 14 is Compress Spring, and 15 is left shell, and 16 is right shell body, 17 is locking hole, and 18 is link, and 19 is quick hook, 20 is handle, and 21 is contiguous block, and 22 is steel rope.
Detailed description of the invention
the present invention by the restriction of following embodiment, can not determine concrete embodiment according to technical scheme of the present invention and actual conditions.
in the present invention, for convenience of description, the description of the relative position relation of each parts is all be described according to the Butut mode of Figure of description 1, as: the position relationship of forward and backward, upper and lower, left and right etc. determines according to the Butut direction of Figure of description 1.
below in conjunction with embodiment and accompanying drawing, the invention will be further described:
as shown in accompanying drawing 1,2,3,4,5,6,7, this lifting traction strut comprises upper boom 1 and lower beam 2, be fixedly connected with on the top of upper boom 1 and shore pawl 3, hook 4 is fixedly connected with on the right side of the upper end of upper boom 1, upper boom 1 is arranged at intervals with the locking notch 5 of at least three vertically, loop bar 6 is installed with on the top of lower beam 2, loop bar 6 is installed with the latching device 7 merging and can pin locking notch 5 that to match with the locking notch 5 on upper boom 1, latching device 7 is provided with the mounting hole 8 be connected with the cavity of loop bar 6, the bottom of upper boom 1 is positioned at the cavity of loop bar 6 through the mounting hole 8 on latching device 7, upper boom 1 is locked on latching device 7 by locking notch 5.Like this, by upper boom 1, lower beam 2, shore pawl 3, hook 4 and latching device 7 pairs of hoisting object and carry out push-and-pull operation, by the locking notch 5 on upper boom 1 and the latching device 7 on loop bar 6, upper boom 1 is elongated or shortened according to actual conditions, thus greatly facilitate operation, reduce potential safety hazard, improve lifting efficiency.
according to actual needs, above-mentioned lifting traction strut can be made further optimization and/or improvements:
as shown in accompanying drawing 4,5,6,7, latching device 7 comprises housing, position-limited lever 9, locking block 10 and button 11; The aft end face of locking block 10 is provided with the mounting groove 13 corresponding with position-limited lever 9, circumferentially be provided with in the front portion of locking block 10 and unlock groove 12, button 11 is integrally fixed with in the front end of locking block 10, the rear end of position-limited lever 9 is fixedly mounted on housing, the front end of position-limited lever 9 is positioned at the mounting groove 13 of locking block 10, the front end of position-limited lever 9 and the bottom face of mounting groove 13 have spacing, and the position-limited lever 9 between housing and locking block 10 is provided with Compress Spring 14; The front portion of button 11 is positioned at outside housing, and housing is provided with mounting hole 8, and the bottom of upper boom 1 is passed the mounting hole 8 on housing and is positioned at the cavity of loop bar 6, and the rear portion of locking block 10 is fastened in the locking notch 5 on upper boom 1.Like this, when needing fixing upper boom 1, the rear portion of locking block 10 is fastened in locking notch on upper boom 15 can be fixed; When needing to unlock, squeeze buttons 11, make locking block 10 and button 11 mobile extruding Compress Spring 14 backward, the rear portion of locking block 10 departs from the locking notch 5 on upper boom 1, the front end of position-limited lever 9 enters in the mounting groove 13 of locking block 10 further, and the unblock groove 12 now on locking block 10 and the corresponding realization of upper boom 1 unlock; During release button 11, spring produces elastic force, and promotion locking block 10 moves forward interior realization of locking notch 5 that the back heavy of locking block 10 is newly fastened on upper boom 1 and fixes.
as shown in accompanying drawing 4,5, housing comprises left shell 15 and right shell body 16; The rear end of position-limited lever 9 is fixedly mounted on right shell body 16, in the middle part of the left end of right shell body 16, have deep-slotted chip breaker, has corresponding opening towards the U-lag on a left side in the middle part of the right-hand member of left shell 15, and the U-lag on the deep-slotted chip breaker on right shell body 16 and left shell 15 forms mounting hole 8; Right shell body 16 and left shell 15 have the locking hole 17 of at least one respectively, and right shell body 16 and left shell 15 are fixedly installed togather by locking hole 17, bolt and nut.Like this, left shell 15 and right shell body 16 are fixedly installed togather by locking hole 17, bolt and nut, are convenient to the Assembly &Disassembly of left shell 15 and right shell body 16, are also convenient to regulate the size of mounting hole 8 that mounting hole 8 and upper boom 1 are matched according to the external diameter of upper boom 1.
as shown in accompanying drawing 1,2,3, on the left of the upper end of upper boom 1, be fixedly connected with link 18, link 18 is installed with the quick hook 19 of at least one.Like this, quick hook 19 is for connecting hauling rope fast; By hauling rope fixing in hoisting object, hauling rope can also be caught on the quick hook 19 on link 18, pulling force is implemented to hoisting object; Have again and can connect hauling rope on hook, the other end of hauling rope is set around hoisting object, and beats knot that can be undone by a pull, realize the adjustment to hoisting object.
as shown in Figure 3, the left surface of upper boom 1 is plane, and the right flank of upper boom 1 is arcwall face, and the arcwall face of upper boom 1 is arranged at intervals with the locking notch 5 of at least three vertically.Like this, during installation, the left surface of upper boom 1 correspondence is arranged in the U-lag of left shell 15, prevents upper boom 1 from operationally rotating.
as shown in accompanying drawing 2,3, at the top of loop bar 6 fixed installation rubber sleeve, at the lower end of lower beam 2 fixed installation jug 20, there is grip part in the arranged outside of handle 20; Be fixedly connected with contiguous block 21 in the lower end of upper boom 1, contiguous block 21 is fixedly connected with steel rope 22, steel rope 22 is fixed together through mounting hole 8, the cavity of loop bar 6 and the cavity of lower beam 2 and handle 20.Like this, rubber coating is convenient to hold at the enterprising line operate of rubber coating; Comfortable sensation is brought to operator in grip part on handle 20; Steel rope 22 plays spacing effect, prevents upper boom 1 from extracting out in lower beam 2, produces the phenomenon of upper boom 1 and lower beam 2 disengaging, avoid damage of the present invention.The length adaptation of steel rope 22 is in the adjustment length of upper boom 1, and when upper boom 1 stretches out extreme length, this steel rope 22 is tightened up, and carries out spacing to upper boom 1.
as shown in accompanying drawing 1,2, shoring pawl 3 is opening up arched top support claw, is fixedly connected with rubber in the inner side of shoring pawl 3, and hook 4 is the arc hook of opening towards the right side, is fixedly connected with rubber in the inner side of hook 4.Like this, rubber is convenient to increase the cohesive force between hoisting object.
above technical characteristic constitutes most preferred embodiment of the present invention, and it has stronger comformability and best implementation result, can increase and decrease non-essential technical characteristic according to actual needs, meet the demand of different situations.
Claims (10)
1. a lifting traction strut, is characterized in that comprising upper boom and lower beam; Be fixedly connected with on the top of upper boom and shore pawl, hook is fixedly connected with on the right side of the upper end of upper boom, upper boom is arranged at intervals with the locking notch of at least three vertically, loop bar is installed with on the top of lower beam, loop bar is installed with the latching device merging and can pin locking notch that to match with the locking notch on upper boom, latching device is provided with the mounting hole be connected with the cavity of loop bar, the bottom of upper boom is passed the mounting hole on latching device and is positioned at the cavity of loop bar, and upper boom is locked on latching device by locking notch.
2. lifting traction strut according to claim 1, is characterized in that latching device comprises housing, position-limited lever, locking block and button; The aft end face of locking block is provided with the mounting groove corresponding with position-limited lever, unblock groove is circumferentially provided with in the front portion of locking block, integrally button is fixed with in the front end of locking block, the rear end of position-limited lever is fixedly mounted on housing, the front end of position-limited lever is positioned at the mounting groove of locking block, the front end of position-limited lever and the bottom face of mounting groove have spacing, and the position-limited lever between housing and locking block is provided with Compress Spring; The front portion of button is positioned at outside housing, and housing is provided with mounting hole, and the bottom of upper boom is passed the mounting hole on housing and is positioned at the cavity of loop bar, and the rear portion of locking block is fastened in the locking notch on upper boom.
3. lifting traction strut according to claim 2, is characterized in that housing comprises left shell and right shell body; The rear end of position-limited lever is fixedly mounted on right shell body, in the middle part of the left end of right shell body, have deep-slotted chip breaker, has corresponding opening towards the U-lag on a left side in the middle part of the right-hand member of left shell, and the deep-slotted chip breaker on right shell body and the U-lag on left shell form mounting hole; Right shell body and left shell have the locking hole of at least one respectively, and right shell body and left shell are fixedly installed togather by locking hole, bolt and nut.
4. the lifting traction strut according to claim 1 or 2 or 3, is fixedly connected with link on the left of the upper end that it is characterized in that upper boom, link is installed with the quick hook of at least one.
5. the lifting traction strut according to claim 1 or 2 or 3, it is characterized in that the left surface of upper boom is plane, the right flank of upper boom is arcwall face, and the arcwall face of upper boom is arranged at intervals with the locking notch of at least three vertically.
6. lifting traction strut according to claim 4, it is characterized in that the left surface of upper boom is plane, the right flank of upper boom is arcwall face, and the arcwall face of upper boom is arranged at intervals with the locking notch of at least three vertically.
7. the lifting traction strut according to claim 1 or 2 or 3 or 6, is characterized in that the top fixed installation rubber sleeve of loop bar, at the lower end of lower beam fixed installation jug, has grip part in the arranged outside of handle; Be fixedly connected with contiguous block in the lower end of upper boom, contiguous block is fixedly connected with steel rope, the cavity of steel wire penetrating mounting hole, loop bar and the cavity of lower beam and handle are fixed together.
8. the lifting traction strut according to claim 4 or 5, is characterized in that the top fixed installation rubber sleeve of loop bar, at the lower end of lower beam fixed installation jug, has grip part in the arranged outside of handle; Be fixedly connected with contiguous block in the lower end of upper boom, contiguous block is fixedly connected with steel rope, the cavity of steel wire penetrating mounting hole, loop bar and the cavity of lower beam and handle are fixed together.
9. the lifting traction strut according to claim 1 or 2 or 3 or 6, it is characterized in that shoring pawl is opening up arched top support claw, be fixedly connected with rubber in the inner side of shoring pawl, hook is the arc hook of opening towards the right side, is fixedly connected with rubber in the inner side of hook.
10. the lifting traction strut according to claim or 4 or 5 or 7 or 8, it is characterized in that shoring pawl is opening up arched top support claw, be fixedly connected with rubber in the inner side of shoring pawl, hook is the arc hook of opening towards the right side, is fixedly connected with rubber in the inner side of hook.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510081508.3A CN104671091B (en) | 2015-02-15 | 2015-02-15 | Lifting traction strut |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510081508.3A CN104671091B (en) | 2015-02-15 | 2015-02-15 | Lifting traction strut |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104671091A true CN104671091A (en) | 2015-06-03 |
| CN104671091B CN104671091B (en) | 2017-05-31 |
Family
ID=53306764
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510081508.3A Active CN104671091B (en) | 2015-02-15 | 2015-02-15 | Lifting traction strut |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104671091B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110281173A (en) * | 2019-07-02 | 2019-09-27 | 上海外高桥造船有限公司 | Hand-held positioning tool |
| CN115045558A (en) * | 2022-07-22 | 2022-09-13 | 国网河南省电力公司汝阳县供电公司 | Interim wire pole of easy construction installation |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201428250Y (en) * | 2009-06-25 | 2010-03-24 | 田承伟 | Emergency supporting rod |
| CN201525690U (en) * | 2009-04-21 | 2010-07-14 | 西安秦骊成套电器有限公司 | Adjustable lifting boom |
| WO2011162617A2 (en) * | 2010-06-24 | 2011-12-29 | Scan Tech Produkt As | Device for an elevator bail and method of using same |
| CN103133035A (en) * | 2011-12-05 | 2013-06-05 | 国家电网公司 | Support rod component |
| CN204508603U (en) * | 2015-02-15 | 2015-07-29 | 中国石油集团西部钻探工程有限公司 | Lifting traction strut |
-
2015
- 2015-02-15 CN CN201510081508.3A patent/CN104671091B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201525690U (en) * | 2009-04-21 | 2010-07-14 | 西安秦骊成套电器有限公司 | Adjustable lifting boom |
| CN201428250Y (en) * | 2009-06-25 | 2010-03-24 | 田承伟 | Emergency supporting rod |
| WO2011162617A2 (en) * | 2010-06-24 | 2011-12-29 | Scan Tech Produkt As | Device for an elevator bail and method of using same |
| CN103133035A (en) * | 2011-12-05 | 2013-06-05 | 国家电网公司 | Support rod component |
| CN204508603U (en) * | 2015-02-15 | 2015-07-29 | 中国石油集团西部钻探工程有限公司 | Lifting traction strut |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110281173A (en) * | 2019-07-02 | 2019-09-27 | 上海外高桥造船有限公司 | Hand-held positioning tool |
| CN115045558A (en) * | 2022-07-22 | 2022-09-13 | 国网河南省电力公司汝阳县供电公司 | Interim wire pole of easy construction installation |
| CN115045558B (en) * | 2022-07-22 | 2024-03-12 | 国网河南省电力公司汝阳县供电公司 | Temporary telegraph pole easy to construct and install |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104671091B (en) | 2017-05-31 |
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