CN204823900U - Hoist arm that stretches out and draws back - Google Patents
Hoist arm that stretches out and draws back Download PDFInfo
- Publication number
- CN204823900U CN204823900U CN201520589415.7U CN201520589415U CN204823900U CN 204823900 U CN204823900 U CN 204823900U CN 201520589415 U CN201520589415 U CN 201520589415U CN 204823900 U CN204823900 U CN 204823900U
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- Prior art keywords
- fixed arm
- telescopic
- boom
- telescopic boom
- arm
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- Expired - Fee Related
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- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
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- Jib Cranes (AREA)
Abstract
The utility model relates to a hoist arm that stretches out and draws back, it includes the fixed arm, the fixed arm both sides all are provided with the jack rod sleeve between two parties, the fixed gyro wheel that is provided with in fixed arm bottom, fixed arm are connected with flexible arm, flexible arm both sides all be provided with with jack rod sleeve assorted slide bar, the side is provided with strutting arrangement on the flexible arm, flexible underarm portion be provided with with gyro wheel assorted slide, one side of flexible arm is provided with the locating hole, one side the same with flexible arm of fixed arm is provided with the locating hole, the fixed arm left end is provided with the safety door hook, the fixed arm keeps left and holds the downside to be connected with the rotation support frame, the rotation support frame is connected with rotary device, rotary device is connected with rotational rail, rotational rail is connected with the stand, the stand top is provided with the rotation axis, the stand leans on last one side to be connected with electric block, and has the advantages of reasonable design, moreover, the steam generator is simple in structure, high durability and convenient use, the work area is big, high reliability and high work efficiency, is safe and reliable.
Description
Technical field
The utility model belongs to lifting equipment technical field, is specifically related to a kind of crane jib, particularly a kind of telescopic crane boom.
Background technology
In recent years, along with the fast development of industrial technology and logistics trade, Development of Crane as important stream machine is also more and more faster, the kind of hoisting crane also gets more and more, column rotary crane is as the main one of hoisting crane, more and more extensive with the advantage application that its structure is simple, easy to use.At present conventional column hoisting crane generally includes by the column being fixed on ground, is fixed on cantilever above column and some electric apparatus control apparatus etc. and forms, because the column of hoisting crane fixes on the ground, which limits hoisting crane to work in certain region, the article exceeded beyond work area can not be carried, the demand of use cannot be met, therefore, design is a kind of reasonable in design, structure is simple, and installation, maintenance is convenient, flexible easily freely, the telescopic crane boom of safety and stability has great importance and effect.
Utility model content
The purpose of this utility model is defect in order to overcome prior art and deficiency, provide a kind of rational in infrastructure, safe and reliable, flexible easily, work area scope telescopic crane boom wide, easy to use.
The purpose of this utility model is achieved in that a kind of telescopic crane boom, it comprises fixed arm, described fixed arm both sides are provided with jack rod sleeve between two parties, roller is fixedly installed bottom described fixed arm, described fixed arm is connected with telescopic boom, described telescopic boom both sides are provided with the slide bar matched with described jack rod sleeve, described telescopic boom upper side is provided with bracing or strutting arrangement, described telescopic boom bottom is provided with the slideway matched with described roller, the side of described telescopic boom is provided with knock hole, the side that described fixed arm is identical with described telescopic boom is provided with knock hole, described fixed arm left end is provided with hook with safety tong, described fixed arm keeps left and holds downside to be connected with rotating support, described rotating support is connected with slewing arrangement, described slewing arrangement is connected with swing-around trajectory, described swing-around trajectory is connected with column, described column top is provided with S. A., the side that described column is top is connected with electric block.
Described fixed arm and telescopic boom are U-shaped body structure, and casing top is provided with fillet.
Described fixed arm can do suitable, the conter clockwise 360 ° rotation of circumference around S. A..
Described number of rollers is 4, is evenly arranged on fixed arm bottom right side, and the distance between the roller of high order end and the roller of low order end is not more than the slideway length matched.
Described telescopic boom can in the inside sway of fixed arm.
Described bracing or strutting arrangement is primarily of pivot shaft, bearing and baffle plate composition, and the upper end of bearing contacts with the inwall of fixed arm.
Described slide bar is positioned at the inside of sliding sleeve, and the total length of slide bar is less than the total length of sliding sleeve.
Knock hole on described fixed arm is equal with the aperture of the knock hole on telescopic boom, quantity is identical, and the distance between Kong Yukong is also identical.
The beneficial effect that the utility model can reach: the column of column hoisting crane conventional at present all fixes on the ground, fixed arm can rotate around fixing Russia column, because the column of hoisting crane fixes on the ground, the operating range which limits hoisting crane can only be confined in certain region, can not carry the article exceeded beyond work area and operate, the cantilever of hoisting crane of the present utility model can stretch elongated, extend the length of jib boom, expand the operating range of hoisting crane, easy to operate, operating range is wide, solve the shortcoming that conventional fixed-type pillar crane work area is little, the cantilever of hoisting crane not only can stretch and can also rotate around S. A., rotation power-saving, easy to operate, work efficiency is high, can meet different work requirements, has realized a little moving in certain scope, the utility model have reasonable in design, structure is simple, easy for operation, work area is large, and work efficiency is high, safe and reliable advantage.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of telescopic crane boom of the utility model.
Fig. 2 is the B-B enlarged diagram of a kind of telescopic crane boom of the utility model.
In figure: 1, column, 2, electric block, 3, swing-around trajectory, 4, slewing arrangement, 5, rotating support, 6, hook with safety tong, 7, S. A., 8, fixed arm, 9, knock hole, 10, roller, 11, sliding sleeve, 12, telescopic boom, 13, slide bar, 14, knock hole, 15, bracing or strutting arrangement, 16, slideway.
Detailed description of the invention
Below in conjunction with the drawings and the specific embodiments, the utility model is described in further detail.
Embodiment 1
As depicted in figs. 1 and 2, a kind of telescopic crane boom, it comprises fixed arm 8, described cantilever 8 both sides are provided with sliding sleeve 11 all between two parties, roller 10 is fixedly installed bottom described cantilever 8, described cantilever 8 is connected with telescopic boom 12, described telescopic boom 12 both sides are provided with the slide bar 13 matched with described sliding sleeve 11, described telescopic boom 12 upper side is provided with bracing or strutting arrangement 15, described telescopic boom 12 bottom is provided with the slideway 16 matched with described roller 10, the side of described telescopic boom 12 is provided with knock hole 14, the side identical with described telescopic boom 12 of described cantilever 8 is provided with knock hole 9, described cantilever 8 left end is provided with hook with safety tong 6, described cantilever 8 keeps left and holds downside to be connected with rotating support 5, described rotating support 5 is connected with slewing arrangement 4, described slewing arrangement 4 is connected with swing-around trajectory 3, described swing-around trajectory 3 is connected with column, column 1 top described in 1 is provided with S. A. 7, the side that described column 1 is top is connected with electric block 2.
4 rollers are fixed with on the downside of the fixed arm of a kind of telescopic crane boom of the utility model, fixed arm be internally connected with telescopic boom, the slideway of the downside of telescopic boom is placed in the top of roller, when the article that will lift by crane are within the fixing scope that can lift by crane, telescopic boom does not need mobile, insert in two knock holees of fixed arm and telescopic boom high order end with locating dowel pin, locking is positioned to telescopic boom, when the article that will lift by crane are not within the scope that fixed arm can lift by crane, telescopic boom can outwards movement under the drive of roller, while telescopic boom movement, the slide bar of telescopic boom both sides moves in the jack rod sleeve of both sides, fixed arm road, bearing on bracing or strutting arrangement rolls along the inner end surface of fixed arm, after telescopic boom moves to the position of needs, insert in the knock hole of fixed arm and telescopic boom with location, locking is positioned to telescopic boom, the crane lifting service of article just can be carried out after locking position, telescopic boom is also provided with limiting and protecting device, prevent that telescopic boom moving range is excessive exceeds fixed arm, if the article of required lifting are not when the below of fixed arm, slewing arrangement can be operated rotate around swing-around trajectory, slewing arrangement drives cantilever to rotate in a circumferential direction motion around S. A. by rotating support, thus the top that fixed arm can be forwarded to article is lifted by crane.The utility model has that structure is simple, reasonable in design, easy to operate, operating range is wide, work efficiency is high, the advantage of safety and stability.
Embodiment 2
As depicted in figs. 1 and 2, a kind of telescopic crane boom, it comprises fixed arm 8, described cantilever 8 both sides are provided with sliding sleeve 11 all between two parties, roller 10 is fixedly installed bottom described cantilever 8, described cantilever 8 is connected with telescopic boom 12, described telescopic boom 12 both sides are provided with the slide bar 13 matched with described sliding sleeve 11, described telescopic boom 12 upper side is provided with bracing or strutting arrangement 15, described telescopic boom 12 bottom is provided with the slideway 16 matched with described roller 10, the side of described telescopic boom 12 is provided with knock hole 14, the side identical with described telescopic boom 12 of described cantilever 8 is provided with knock hole 9, described cantilever 8 left end is provided with hook with safety tong 6, described cantilever 8 keeps left and holds downside to be connected with rotating support 5, described rotating support 5 is connected with slewing arrangement 4, described slewing arrangement 4 is connected with swing-around trajectory 3, described swing-around trajectory 3 is connected with column, column 1 top described in 1 is provided with S. A. 7, the side that described column 1 is top is connected with electric block 2.
Described fixed arm 8 and telescopic boom 12 are U-shaped body structure, and casing top is provided with fillet.
Described fixed arm 8 can do suitable, the conter clockwise 360 ° rotation of circumference around S. A. 7.
The quantity of described roller 10 is 4, is evenly arranged on fixed arm 8 bottom right side, and the distance between the roller of high order end and the roller of low order end is not more than slideway 16 length matched.
Described telescopic boom 12 can in the inside sway of fixed arm 8.
Described bracing or strutting arrangement 15 is primarily of pivot shaft, bearing and baffle plate composition, and the upper end of bearing contacts with the inwall of fixed arm 8.
Described slide bar 13 is positioned at the inside of sliding sleeve 11, and the total length of slide bar 13 is less than the total length of sliding sleeve 11.
Knock hole 9 on described fixed arm 8 with on telescopic boom 12 the aperture of knock hole 14 equal, quantity is identical, the distance between Kong Yukong is also identical.
The fixed arm of telescopic crane boom of the present utility model and telescopic boom are all the casings of U-shaped structure, and fillet is arranged to by casing, and the body structure of this structure is stablized, and large by force intensity, the box house of telescopic boom is provided with brace panel, strengthens the intensity of telescopic boom; Slide bar movement in sliding sleeve can well fix the position of telescopic boom, makes telescopic boom can not produce skew in moving process; Rolling along the inwall of fixed arm in bearing upper end in the bracing or strutting arrangement of telescopic boom upper end, not only plays the effect of support, also reduces the friction force of telescopic boom movement, makes the movement of telescopic boom more laborsaving; The lower center of fixed arm is provided with 4 rollers on the right side, distance between roller is identical, roller can roll in the slideway matched, telescopic boom is driven to carry out sway, not only support telescopic boom mobile friction force also reduced between telescopic boom and fixed arm in fixed arm, work efficiency is high; Column top is provided with S. A., fixed arm can rotate around S. A., slewing arrangement rotates around swing-around trajectory, add the operating range of hoisting crane, the utility model have reasonable in design, structure is simple, easy to use, work area is large, work efficiency is high, operate steadily, safe and reliable advantage.
Claims (8)
1. a telescopic crane boom, it comprises fixed arm, it is characterized in that: described fixed arm both sides are provided with jack rod sleeve all between two parties, roller is fixedly installed bottom described fixed arm, described fixed arm is connected with telescopic boom, described telescopic boom both sides are provided with the slide bar matched with described jack rod sleeve, described telescopic boom upper side is provided with bracing or strutting arrangement, the slideway matched with described roller is provided with on the downside of described telescopic boom, the side of described telescopic boom is provided with knock hole, the side that described fixed arm is identical with described telescopic boom is provided with knock hole, described fixed arm left end is provided with hook with safety tong, described fixed arm keeps left and holds downside to be connected with rotating support, described rotating support is connected with slewing arrangement, described slewing arrangement is connected with swing-around trajectory, described swing-around trajectory is connected with column, described column top is provided with S. A., the side that described column is top is connected with electric block.
2. a kind of telescopic crane boom according to claim 1, it is characterized in that: described fixed arm and telescopic boom are U-shaped body structure, casing top is provided with fillet.
3. a kind of telescopic crane boom according to claim 1, is characterized in that: described fixed arm can do suitable, the conter clockwise 360 ° rotation of circumference around S. A..
4. a kind of telescopic crane boom according to claim 1, is characterized in that: described number of rollers is 4, is evenly arranged on fixed arm bottom right side, and the distance between the roller of high order end and the roller of low order end is not more than the slideway length matched.
5. a kind of telescopic crane boom according to claim 1, is characterized in that: described telescopic boom can in the inside sway of fixed arm.
6. a kind of telescopic crane boom according to claim 1, is characterized in that: described bracing or strutting arrangement is primarily of pivot shaft, bearing and baffle plate composition, and the upper end of bearing contacts with the inwall of fixed arm.
7. a kind of telescopic crane boom according to claim 1, is characterized in that: described slide bar is positioned at the inside of sliding sleeve, and the total length of slide bar is less than the total length of sliding sleeve.
8. a kind of telescopic crane boom according to claim 1, is characterized in that: the knock hole on described fixed arm is equal with the aperture of the knock hole on telescopic boom, quantity is identical, and the distance between Kong Yukong is also identical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520589415.7U CN204823900U (en) | 2015-08-03 | 2015-08-03 | Hoist arm that stretches out and draws back |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520589415.7U CN204823900U (en) | 2015-08-03 | 2015-08-03 | Hoist arm that stretches out and draws back |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204823900U true CN204823900U (en) | 2015-12-02 |
Family
ID=54681523
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520589415.7U Expired - Fee Related CN204823900U (en) | 2015-08-03 | 2015-08-03 | Hoist arm that stretches out and draws back |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204823900U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107337109A (en) * | 2017-08-08 | 2017-11-10 | 无锡宝宏船舶机械有限公司 | The telescopic cantilever crane of handling arm |
| CN107465025A (en) * | 2017-03-07 | 2017-12-12 | 广州迅松电气设备有限公司 | A kind of power receptacle protection cap |
| CN107489094A (en) * | 2017-03-07 | 2017-12-19 | 广州方阁建筑工程技术开发有限公司 | Water cover lid under a kind of removable bridge |
| CN109534242A (en) * | 2019-01-11 | 2019-03-29 | 南京高传机电自动控制设备有限公司 | Lifting device is used in a kind of electromechanical installation |
| CN112390168A (en) * | 2020-12-02 | 2021-02-23 | 武汉武船重型装备工程有限责任公司 | Wall type telescopic rotary crane |
| CN113928986A (en) * | 2021-10-09 | 2022-01-14 | 中石化四机石油机械有限公司 | Hydraulic control cantilever lifting system |
| CN115571796A (en) * | 2022-11-04 | 2023-01-06 | 菲尔森智能装备(江苏)有限公司 | Telescopic suspension arm for crane |
| CN117303224A (en) * | 2023-11-28 | 2023-12-29 | 中铁七局集团有限公司 | Continuous beam hanging basket cantilever hoisting device and method |
-
2015
- 2015-08-03 CN CN201520589415.7U patent/CN204823900U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107465025A (en) * | 2017-03-07 | 2017-12-12 | 广州迅松电气设备有限公司 | A kind of power receptacle protection cap |
| CN107489094A (en) * | 2017-03-07 | 2017-12-19 | 广州方阁建筑工程技术开发有限公司 | Water cover lid under a kind of removable bridge |
| CN107337109A (en) * | 2017-08-08 | 2017-11-10 | 无锡宝宏船舶机械有限公司 | The telescopic cantilever crane of handling arm |
| CN109534242A (en) * | 2019-01-11 | 2019-03-29 | 南京高传机电自动控制设备有限公司 | Lifting device is used in a kind of electromechanical installation |
| CN112390168A (en) * | 2020-12-02 | 2021-02-23 | 武汉武船重型装备工程有限责任公司 | Wall type telescopic rotary crane |
| CN113928986A (en) * | 2021-10-09 | 2022-01-14 | 中石化四机石油机械有限公司 | Hydraulic control cantilever lifting system |
| CN115571796A (en) * | 2022-11-04 | 2023-01-06 | 菲尔森智能装备(江苏)有限公司 | Telescopic suspension arm for crane |
| CN115571796B (en) * | 2022-11-04 | 2023-10-20 | 菲尔森智能装备(江苏)有限公司 | Telescopic boom for crane |
| CN117303224A (en) * | 2023-11-28 | 2023-12-29 | 中铁七局集团有限公司 | Continuous beam hanging basket cantilever hoisting device and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151202 Termination date: 20170803 |