CN204038927U - Construction machinery and equipment and the safety device for aloft work thereof - Google Patents
Construction machinery and equipment and the safety device for aloft work thereof Download PDFInfo
- Publication number
- CN204038927U CN204038927U CN201420420850.2U CN201420420850U CN204038927U CN 204038927 U CN204038927 U CN 204038927U CN 201420420850 U CN201420420850 U CN 201420420850U CN 204038927 U CN204038927 U CN 204038927U
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- safety device
- safety
- attaching parts
- bearing pin
- hole
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Abstract
The utility model discloses a kind of construction machinery and equipment and the safety device for aloft work thereof, this safety device comprises safety rope (1) and is located at the latch assembly of end of described safety rope (1), the mounting structure of described latch assembly and construction machinery and equipment removably connects, described latch assembly comprises attaching parts (2) and bearing pin (3), described safety rope (1) connects an end of described attaching parts (2), the other end of described attaching parts (2) is provided with for coordinating bearing pin (3) hole of installing with the mounting structure on construction machinery and equipment, described bearing pin (3) plugs in described bearing pin (3) hole, in present embodiment under the prerequisite not damaging crane structure part, realize by simply shrinking Tensioning structure form " zero welding, detachable, can tensioner, highly versatile, and repeated usage ".There is higher use alerting ability and safety in utilization.
Description
Technical field
The utility model relates to crane job security technology area, particularly a kind of hoisting crane and safety device thereof.
Background technology
Current construction machinery industry ascend operation needs safety prevention measure, is the safety of attended operation personnel, the safety protecting method using weld fixture apparatus more.
At present, the safety precaution of crane products ascend operation adopts direct welded type to fix safety precaution method usually, and what this protective device comprised arm both sides is welded and fixed support everywhere, sleeve connection bar, locating bush, safety line etc.Every bar safety precaution steel wire rope two ends are all fixedly welded on the fixed support of arm both sides, and protection steel rope is first protected by sleeve connection bar, and centre is provided with locating bush and supports, to keep the horizontally tracting direction of safety rope.
When operating personal carries out ascend operation; oneself is fixed on the safety precaution steel wire rope of arm both sides by the joint hasp used of seat belts; along with the activity of operating personal in work progress, drive joint to snap on safety rope and move freely, thus play safety guard-safeguard effect.
This protective device is fixedly installed on the ad-hoc location of hoisting crane, irremovable, alerting ability is poor, the construction operation region of operating personal is made to be subject to significant limitation, and these welders are as carried out operation in multiple place, then to weld multiple device, have impact on the attractive in appearance and performance of product structure part body.Meanwhile, also will process these protective devices, structural member surface can be caused like this to damage after aloft work construction, high-altitude working safety hidden danger is comparatively large, time-consuming.
In addition, field practice finds that on crane products jib, ascend operation adopts fixation type safety means of defence, and because of the variation of product type, the safety rope variable lengths required for each crane products, causes design complicated; Especially outside the medium-term and long-term exposure chamber of this protective device fixation type safety rope work progress, stand to be exposed to the sun, expose to wind and rain more easily damaged, not easily cleaning in time, reduces its service life, causes unnecessary waste.
Therefore, how to provide a kind of safety device for hoisting crane aloft work, this device does not damage crane structure part, uses flexibly, is those skilled in that art's technical matterss urgently to be resolved hurrily.
Utility model content
The purpose of this utility model is for providing the safety device of a kind of hoisting crane and aloft work thereof, this device is under the prerequisite not damaging crane structure part, realize by simply shrinking Tensioning structure form " zero welding, detachable, can tensioner, highly versatile, and repeated usage ".There is higher use alerting ability and safety in utilization.
For solving the problems of the technologies described above, the utility model provides a kind of safety device for aloft work, comprise safety rope and be located at the latch assembly of end of described safety rope, the mounting structure of described latch assembly and construction machinery and equipment removably connects, described latch assembly comprises attaching parts and bearing pin, described safety rope connects an end of described attaching parts, the other end of described attaching parts is provided with for coordinating with the mounting structure on construction machinery and equipment the pin shaft hole installed, and described bearing pin plugs in described pin shaft hole.
Preferably, also comprise the control apparatus of the use length for regulating described safety device, described control apparatus is located between described attaching parts and described safety rope, and the end of described safety rope connects described attaching parts by described rope length regulating device.
Preferably, described control apparatus is the threaded components with screw thread fit, and this threaded components can relatively shorten along rope length direction or extend under the effect of its matching thread; Described safety rope and described attaching parts are connected to the two ends of described threaded components.
Preferably, described threaded components comprises coaxially arranged and has the first screw rod of preset space length, the second screw rod and be nested in the sleeve of described first screw rod and described second screw rod, described first screw rod and described second screw rod are provided with external thread part, and the relevant position of described sleeve is provided with the internal thread part coordinated with threaded portion described in two respectively; Described attaching parts and described safety rope are connected described first screw rod and described second screw rod respectively.
Preferably, described threaded components also comprises U-shaped and alignment pin being arranged at described first thread rod and the second thread rod non-nested end respectively, two armstands of described U-shaped are provided with coaxial pin-and-hole, described alignment pin is positioned in pin-and-hole described in two, on the bearing pin between two armstands that described attaching parts and described safety rope are connected to described in corresponding side U-shaped.
Preferably, the external thread part of described first thread rod and described second thread rod is also respectively equipped with the first nut and the second nut, described first nut and described second nut are placed in the outer end of described sleeve respectively.
Safety rope in the utility model is removably connected on hoisting crane by bearing pin, when operating personal aloft work, in advance by safety device by pinned connection on the mounting structure of hoisting crane, under the effect of safety device, operating personal can carry out safe operation; After operating personal completes aloft work, only by the connection dismounting hinge pin between safety device and hoisting crane, need can complete safety device and disassemble from hoisting crane.
Compared with being fixed on hoisting crane with safety rope in prior art, in present embodiment, safety rope and hoisting crane removably connect, safety device uses relatively more flexible, and is conducive under the prerequisite not damaging crane structure part, realizes fixing and then carries out aloft work.
In addition, without the need to outside exposure chamber in the safety rope work progress of this safety device, avoid and stand to be exposed to the sun, to expose to wind and rain comparatively, easily cleaning in time, improves its service life, saves cost.
In addition, the utility model additionally provides a kind of construction machinery and equipment, comprise jib and be located at the safety device on described jib, described safety device is the safety device described in above-mentioned any one, described boom device is provided with mounting structure, described mounting structure is provided with mounting hole, in the pin shaft hole that the bearing pin of described safety device is located at described attaching parts and mounting hole.
Preferably, described mounting structure is the hanger on described boom device, and the pin shaft hole of described attaching parts passes through the hanger hole of hanger described in pinned connection.
Preferably, described construction machinery and equipment is hoisting crane.
Accompanying drawing explanation
Fig. 1 is the structural representation for the safety device of aloft work in a kind of specific embodiment of the utility model;
Fig. 2 is the structural representation of crane arm support in a kind of specific embodiment of the utility model;
The A place partial enlarged drawing that Fig. 3 is jib shown in Fig. 2;
The B place partial enlarged drawing that Fig. 4 is jib shown in Fig. 2.
Wherein, the one-to-one relationship in Fig. 1-4 between component names and Reference numeral is as follows:
Safety rope 1, attaching parts 2, bearing pin 3, first screw rod 41, second screw rod 42, external thread part 4a, sleeve 5, U-shaped 6, alignment pin 7, first nut 81, second nut 82, jib 60, hanger 61.
Detailed description of the invention
Core of the present utility model is for providing the safety device of a kind of hoisting crane and aloft work thereof, this device is under the prerequisite not damaging crane structure part, realize by simply shrinking Tensioning structure form " zero welding, detachable, can tensioner, highly versatile, and repeated usage ".There is higher use alerting ability and safety in utilization.
Without loss of generality; technical scheme and technique effect is introduced herein with the example that is applied as of safety device on crane arm support; it will be understood by those skilled in the art that safety device provided in this article to be applied in Other Engineering machinery also in protection domain herein.
In order to make those skilled in the art understand the technical solution of the utility model better, below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Please refer to Fig. 1, Fig. 1 is the structural representation for the safety device of aloft work in a kind of specific embodiment of the utility model.
The utility model provides a kind of safety device for aloft work, comprise safety rope 1 and be located at the latch assembly of end of safety rope 1, safety rope 1 can be steel rope, also can for having the rope of the other materials using rigidity, material for rope specifically can be arranged according to environment for use, concrete introduction is not done at this, can with reference to prior art, as long as can user demand be met.
The mounting structure of latch assembly and construction machinery and equipment removably connects, latch assembly comprises attaching parts 2 and bearing pin 3, safety rope 1 connects an end of attaching parts 2, the other end of attaching parts 2 is provided with for coordinating bearing pin 3 hole of installing with the mounting structure on construction machinery and equipment, and bearing pin 3 plugs in bearing pin 3 hole.
Attaching parts 2 can be arranged flexibly, such as, can be U-shaped 6 or similar structures part.
Safety rope 1 in the utility model is removably connected on hoisting crane by bearing pin 3, when operating personal aloft work, be connected on the mounting structure of hoisting crane by safety device by bearing pin 3 in advance, under the effect of safety device, operating personal can carry out safe operation; After operating personal completes aloft work, only the connection bearing pin 3 between safety device and hoisting crane need be dismantled, safety device can be completed and disassemble from hoisting crane.
Compared with being fixed on hoisting crane with safety rope in prior art 1, in present embodiment, safety rope 1 and hoisting crane removably connect, safety device uses more flexible, and be conducive under the prerequisite not damaging crane structure part, realize by simply shrinking Tensioning structure form " zero welding, detachable, can tensioner; highly versatile, and repeated usage ".There is higher use alerting ability and safety in utilization.
In addition, without the need to outside exposure chamber in safety rope 1 work progress of this safety device, avoid and stand to be exposed to the sun, to expose to wind and rain comparatively, easily cleaning in time, improves its service life, saves cost.
In a preferred embodiment, safety device can also comprise the control apparatus of the use length for regulating safety device, control apparatus is located between attaching parts 2 and safety rope 1, and the end of safety rope 1 connects attaching parts 2 by rope length regulating device.
This embodiment can, according to the hoisting crane of different size or different environments for use, regulate the use length of safety device to appropriate length, or tensioner safety rope 1, further increases use alerting ability.
Concrete structure for safety device can adopt various ways, The following present a kind of ratio more preferably structure, refers to following description.
In a kind of preferred embodiment, control apparatus can for having the threaded components of screw thread fit, and restrict in this threaded components edge under the effect of its matching thread, length direction can relatively shorten or extend; Safety rope 1 and attaching parts 2 are connected to the two ends of threaded components.
Screw thread fit can realize the minor adjustments of length, can tensioner safety rope 1, ensures the safety used.
Particularly, threaded components can comprise coaxially arranged and has the first screw rod 41, second screw rod 42 of preset space length and be nested in the sleeve 5 of the first screw rod 41 and the second screw rod 42, first screw rod 41 and the second screw rod 42 are provided with external thread part 4a, and the relevant position of sleeve 5 is provided with the internal thread part coordinated with two threaded portions respectively; Attaching parts 2 and safety rope 1 are connected the first screw rod 41 and the second screw rod 42 respectively.
Distance in this embodiment between the first screw rod 41 and the second screw rod 42 can be arranged according to actual service condition, in which under the prerequisite ensureing use safety, regulates surplus larger.
In the above-described embodiments, threaded components can further include U-shaped 6 and alignment pin 7 being arranged at the first screw rod 41 and the second screw rod 42 non-nested end respectively, two armstands of U-shaped 6 are provided with coaxial pin-and-hole, alignment pin 7 is positioned in two pin-and-holes, bearing pin 3 can be positioned in pin-and-hole by nut, on the bearing pin 3 between two armstands that attaching parts 2 and safety rope 1 are connected to corresponding side U-shaped 6.
In a preferred embodiment, the external thread part 4a of the first screw rod 41 and the second screw rod 42 is also respectively equipped with the outer end that the first nut 81 and the second nut 82, first nut 81 and the second nut 82 are placed in sleeve 5 respectively; First nut 81 and the second nut 82 play spacing effect to sleeve 5 to a certain extent.
On the basis of above-mentioned safety device, the utility model additionally provides a kind of construction machinery and equipment, the safety device comprising jib 60 and be located on jib 60, safety device is the safety device described in above-mentioned any embodiment, boom device is provided with mounting structure, mounting structure is provided with mounting hole, in bearing pin 3 hole that the bearing pin 3 of safety device is located at attaching parts 2 and mounting hole.
In a preferred embodiment, mounting structure is the hanger 61 on boom device, and bearing pin 3 hole of attaching parts 2 connects hanger 61 hole of hanger 61 by bearing pin 3.Utilize existing hanger 61 on boom device can realize the installation of safety device, without the need to arranging independent mounting structure specially.
Above to a kind of construction machinery and equipment provided by the utility model and be described in detail for the safety device of aloft work.Apply specific case herein to set forth principle of the present utility model and embodiment, the explanation of above embodiment just understands method of the present utility model and core concept thereof for helping.It should be pointed out that for those skilled in the art, under the prerequisite not departing from the utility model principle, can also carry out some improvement and modification to the utility model, these improve and modify and also fall in protection domain of the present utility model.
Claims (9)
1. the safety device for aloft work, it is characterized in that, comprise safety rope (1) and be located at the latch assembly of end of described safety rope (1), the mounting structure of described latch assembly and construction machinery and equipment removably connects, described latch assembly comprises attaching parts (2) and bearing pin (3), described safety rope (1) connects an end of described attaching parts (2), the other end of described attaching parts (2) is provided with for coordinating bearing pin (3) hole of installing with the mounting structure on construction machinery and equipment, described bearing pin (3) plugs in described bearing pin (3) hole.
2. safety device as claimed in claim 1, it is characterized in that, also comprise the control apparatus of the use length for regulating described safety device, described control apparatus is located between described attaching parts (2) and described safety rope (1), and the end of described safety rope (1) connects described attaching parts (2) by described rope length regulating device.
3. safety device as claimed in claim 2, it is characterized in that, described control apparatus is the threaded components with screw thread fit, and this threaded components can relatively shorten along rope length direction or extend under the effect of its matching thread; Described safety rope (1) and described attaching parts (2) are connected to the two ends of described threaded components.
4. safety device as claimed in claim 3, it is characterized in that, described threaded components comprises coaxially arranged and has first screw rod (41) of preset space length, the second screw rod (42) and be nested in the sleeve (5) of described first screw rod (41) and described second screw rod (42), described first screw rod (41) and described second screw rod (42) are provided with external thread part (4a), and the relevant position of described sleeve (5) is provided with the internal thread part coordinated with threaded portion described in two respectively; Described attaching parts (2) and described safety rope (1) are connected described first screw rod (41) and described second screw rod (42) respectively.
5. safety device as claimed in claim 4, it is characterized in that, described threaded components also comprises U-shaped and alignment pin (7) being arranged at described first thread rod and the second thread rod non-nested end respectively, two armstands of described U-shaped are provided with coaxial pin-and-hole, described alignment pin (7) is positioned in pin-and-hole described in two, on the bearing pin (3) between two armstands that described attaching parts (2) and described safety rope (1) are connected to described in corresponding side U-shaped.
6. safety device as claimed in claim 4, it is characterized in that, the external thread part (4a) of described first thread rod and described second thread rod is also respectively equipped with the first nut and the second nut, and described first nut and described second nut are placed in the outer end of described sleeve (5) respectively.
7. a construction machinery and equipment, comprise jib and be located at the safety device on described jib, it is characterized in that, described safety device is the safety device described in any one of claim 1 to 6, described boom device is provided with mounting structure, described mounting structure is provided with mounting hole, in bearing pin (3) hole that the bearing pin (3) of described safety device is located at described attaching parts (2) and mounting hole.
8. construction machinery and equipment as claimed in claim 7, it is characterized in that, described mounting structure is the hanger (61) on described boom device, and bearing pin (3) hole of described attaching parts (2) connects hanger (61) hole of described hanger (61) by bearing pin (3).
9. construction machinery and equipment as claimed in claim 7 or 8, it is characterized in that, described construction machinery and equipment is hoisting crane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420420850.2U CN204038927U (en) | 2014-07-28 | 2014-07-28 | Construction machinery and equipment and the safety device for aloft work thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420420850.2U CN204038927U (en) | 2014-07-28 | 2014-07-28 | Construction machinery and equipment and the safety device for aloft work thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204038927U true CN204038927U (en) | 2014-12-24 |
Family
ID=52239618
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420420850.2U Withdrawn - After Issue CN204038927U (en) | 2014-07-28 | 2014-07-28 | Construction machinery and equipment and the safety device for aloft work thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204038927U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104192740A (en) * | 2014-07-28 | 2014-12-10 | 徐州重型机械有限公司 | Engineering machine and safety protection method and device for high-altitude operation |
| CN105347191A (en) * | 2015-12-01 | 2016-02-24 | 中国核工业华兴建设有限公司 | Lifting cable length adjusting device |
| CN108867887A (en) * | 2018-06-21 | 2018-11-23 | 青岛天赢智能工业股份有限公司 | Stretch location structure and its application method |
| WO2022095452A1 (en) * | 2020-11-06 | 2022-05-12 | 安徽大汉机器人集团有限公司 | Safety rope structure for window cleaning robot and window cleaning robot |
-
2014
- 2014-07-28 CN CN201420420850.2U patent/CN204038927U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104192740A (en) * | 2014-07-28 | 2014-12-10 | 徐州重型机械有限公司 | Engineering machine and safety protection method and device for high-altitude operation |
| CN104192740B (en) * | 2014-07-28 | 2016-12-07 | 徐州重型机械有限公司 | Engineering machinery, for the safety protecting method of work high above the ground and device |
| CN105347191A (en) * | 2015-12-01 | 2016-02-24 | 中国核工业华兴建设有限公司 | Lifting cable length adjusting device |
| CN108867887A (en) * | 2018-06-21 | 2018-11-23 | 青岛天赢智能工业股份有限公司 | Stretch location structure and its application method |
| CN108867887B (en) * | 2018-06-21 | 2020-12-29 | 青岛天赢智能工业股份有限公司 | Stretching positioning structure and using method thereof |
| WO2022095452A1 (en) * | 2020-11-06 | 2022-05-12 | 安徽大汉机器人集团有限公司 | Safety rope structure for window cleaning robot and window cleaning robot |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141224 Effective date of abandoning: 20161207 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20141224 Effective date of abandoning: 20161207 |