CN109867242A - A kind of crane boom maintenance safety device - Google Patents
A kind of crane boom maintenance safety device Download PDFInfo
- Publication number
- CN109867242A CN109867242A CN201910273771.0A CN201910273771A CN109867242A CN 109867242 A CN109867242 A CN 109867242A CN 201910273771 A CN201910273771 A CN 201910273771A CN 109867242 A CN109867242 A CN 109867242A
- Authority
- CN
- China
- Prior art keywords
- chain
- safety device
- fixed plate
- pedestal
- crane boom
- 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.)
- Withdrawn
Links
Landscapes
- Jib Cranes (AREA)
Abstract
The invention discloses a kind of crane booms in crane boom maintenance technology field to safeguard safety device, including pedestal, the center of top mounting plate of the pedestal, the left side of the fixed plate multistage hydraulic cylinder is installed by supporting block, the top output port of the multistage hydraulic cylinder installs multistage retractable rod, the top of the multistage retractable rod is rotatablely connected gear by pin shaft, engagement chain on the gear, the right end of the chain installs movable block by link block, the crane boom safeguards safety device, make backplanes support ground by starting jack, keep universal wheel liftoff, it can guarantee the stability of the device, reduce the security risk of maintenance personal, starting multistage hydraulic cylinder simultaneously drives multistage retractable rod to increase, increase gear, since gear is engaged with chain, so gear rotates simultaneously when raising, drive right side Chain rises, and makes movable block that loading plate be driven to increase in fixed plate, and structure is simple, easy to use, and security performance is high.
Description
Technical field
The present invention relates to crane boom maintenance technology field, specially a kind of crane boom safeguards safety device.
Background technique
Lifting hanger is one kind of crane hook, is also lifting equalizer, and vital work is played in lifting
With, in use, examination and maintenance being needed, but traditional maintenance safety device figure is larger, mobile and use is all inconvenient,
And stability is bad, makes troubles to inspection and maintenance, or even can cause human casualty accident, for this purpose, it is proposed that a kind of rise
Heavy-duty machine hanger safeguards safety device.
Summary of the invention
The purpose of the present invention is to provide a kind of crane booms to safeguard safety device, to solve to mention in above-mentioned background technique
Out the problem of.
To achieve the above object, the invention provides the following technical scheme: a kind of crane boom safeguards safety device, including
Pedestal is respectively mounted jacking apparatus at the bottom four corners of the pedestal, and the bottom of the pedestal is equal at the position of jacking apparatus
Even installation universal wheel, the center of top mounting plate of the pedestal, the left side of the fixed plate are installed multistage by supporting block
Hydraulic cylinder, the top output port of the multistage hydraulic cylinder install multistage retractable rod, pass through pin shaft at the top of the multistage retractable rod
It is rotatablely connected gear, vertical bar, and the bottom of vertical bar are installed by link block in the left end of engagement chain on the gear, the chain
It is fixedly connected at the top of pedestal, the right end of the chain installs movable block by link block, and movable block is slidably arranged in admittedly
The right side on the right side of fixed board, the movable block is installed by loading plate.
Preferably, the outer right wall of the fixed plate vertically offers two groups of limit sliding chutes, and the left side of movable block in parallel
Equipped with the sliding block to match with limit sliding chutes, and the length of limit sliding chutes is equal to 5/6ths of fixed plate length, and limits and slide
The bottom of slot and the bottom of fixed plate are in same level.
Preferably, the jacking apparatus includes jack, and the bottom of pedestal offers the groove to match with jack,
The bottom output end mounting base of the jack.
Preferably, the top surrounding of the loading plate is respectively mounted guardrail, and non-slip mat is installed at the top of loading plate.
Preferably, the length of the chain is greater than the length of fixed plate, and chain is stainless steel chain.
Preferably, the universal wheel is provided with four groups altogether, and universal wheel is located at the inside of jacking apparatus.
Compared with prior art, the beneficial effects of the present invention are: the crane boom safeguards safety device, pass through starting thousand
Jin top makes backplanes support ground, keeps universal wheel liftoff, can guarantee the stability of the device, the safety for reducing maintenance personal is hidden
Suffer from, while starting multistage hydraulic cylinder and multistage retractable rod is driven to increase, increases gear, since gear is engaged with chain, so tooth
Wheel rotates simultaneously when raising, drives the chain on right side to rise, makes movable block that loading plate be driven to increase in fixed plate, structure
Simply, easy to use, security performance is high.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention；
Fig. 2 is present invention knot fixed plate structure schematic diagram；
Fig. 3 is jacking apparatus structural schematic diagram of the present invention.
In figure: 1, pedestal；2, jacking apparatus；21, jack；22, bottom plate；3, universal wheel；4, fixed plate；41, limit is slided
Slot；5, supporting block；6, multistage hydraulic cylinder；7, multistage retractable rod；8, pin shaft；9, gear；10, chain；11, vertical bar；12, mobile
Block；13, loading plate.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-3 is please referred to, the present invention provides a kind of technical solution: a kind of crane boom maintenance safety device, including bottom
Seat 1 is respectively mounted jacking apparatus 2 at the bottom four corners of pedestal 1, and the bottom of pedestal 1 is uniformly installed at the position of jacking apparatus 2
Universal wheel 3, is moved easily, the center of top mounting plate 4 of pedestal 1, and multistage is installed by supporting block 5 in the left side of fixed plate 4
The top output port of hydraulic cylinder 6, multistage hydraulic cylinder 6 installs multistage retractable rod 7, is conducive to the height that enhancing is risen, multi-stage expansion
The top of bar 7 is rotatablely connected gear 9 by pin shaft 8, and the left end of engagement chain 10 on gear 9, chain 10 is installed by link block
Vertical bar 11, and the bottom of vertical bar 11 is fixedly connected with the top of pedestal 1, the right end of chain 10 installs movable block by link block
12, and movable block 12 is slidably arranged in the right side of fixed plate 4, loading plate 13 is installed on the right side of movable block 12.
Wherein, the outer right wall of fixed plate 4 vertically offers two groups of limit sliding chutes 41 in parallel, and the left side of movable block 12 is set
There is the sliding block to match with limit sliding chutes 41, and the length of limit sliding chutes 41 is equal to 5/6ths of 4 length of fixed plate, and limits
The bottom of sliding slot 41 and the bottom of fixed plate 4 are conducive to movable block 12 and move in fixed plate 4 in same level, the same to time limit
The length of position sliding slot 41 can limit the distance of the movement of movable block 12；
Jacking apparatus 2 includes jack 21, and the bottom of pedestal 1 offers the groove to match with jack 21, jack 21
Bottom output end mounting base 22, when being conducive to the device being moved to desired position, starting jack 21 make bottom plate 22
Ground is supported, keeps universal wheel 3 liftoff, can guarantee the stability of the device；
The top surrounding of loading plate 13 is respectively mounted guardrail, and non-slip mat is installed at the top of loading plate 13, is conducive to protection maintenance people
Member；
The length of chain 10 is greater than the length of fixed plate 4, it can be ensured that the mobile height of movable block 12, and chain 10 is stainless steel
Chain is conducive to extend its service life, prevents from getting rusty；
Universal wheel 3 is provided with four groups altogether, and universal wheel 3 is located at the inside of jacking apparatus 2, is conducive to better movement.
Working principle: in use, the device to be moved to the place to need repairing under the hanger of crane, start jack
21 make bottom plate 22 support ground, keep universal wheel 3 liftoff, can guarantee the stability of the device, maintenance personnel exists with tool post
On loading plate 13, starting multistage hydraulic cylinder 6 drives multistage retractable rod 7 to increase, and increases gear 9, since gear 9 and chain 10 are nibbled
It closes, so gear 9 rotates simultaneously when raising, drives the chain 10 on right side to rise, make movable block 12 that loading plate 13 be driven to exist
It is increased in fixed plate 4, stops after being increased to suitable position, maintain easily.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (6)
1. a kind of crane boom safeguards safety device, including pedestal (1), it is characterised in that: the bottom four corners of the pedestal (1)
Place is respectively mounted jacking apparatus (2), and universal wheel is uniformly installed at the position of jacking apparatus (2) in the bottom of the pedestal (1)
(3), the center of top mounting plate (4) of the pedestal (1), the left side of the fixed plate (4) are installed more by supporting block (5)
The top output port of grade hydraulic cylinder (6), the multistage hydraulic cylinder (6) installs multistage retractable rod (7), the multistage retractable rod (7)
Top by pin shaft (8) rotation connection gear (9), engagement chain (10) on the gear (9), the left end of the chain (10)
Vertical bar (11) are installed by link block, and are fixedly connected at the top of the bottom of vertical bar (11) and pedestal (1), the chain (10)
Right end installs movable block (12) by link block, and movable block (12) is slidably arranged in the right side of fixed plate (4), the movable block
(12) right side is installed by loading plate (13).
2. a kind of crane boom according to claim 1 safeguards safety device, it is characterised in that: the fixed plate (4)
Outer right wall vertically offer two groups of limit sliding chutes (41) in parallel, and the left side of movable block (12) is equipped with and limit sliding chutes (41)
The sliding block to match, and 5/6ths of the length of limit sliding chutes (41) equal to fixed plate (4) length, and limit sliding chutes (41)
The bottom of bottom and fixed plate (4) is in same level.
3. a kind of crane boom according to claim 1 safeguards safety device, it is characterised in that: the jacking apparatus
It (2) include jack (21), and the bottom of pedestal (1) offers the groove to match with jack (21), the jack
(21) bottom output end mounting base (22).
4. a kind of crane boom according to claim 1 safeguards safety device, it is characterised in that: the loading plate (13)
Top surrounding be respectively mounted guardrail, and non-slip mat is installed at the top of loading plate (13).
5. a kind of crane boom according to claim 1 safeguards safety device, it is characterised in that: the chain (10)
Length is greater than the length of fixed plate (4), and chain (10) is stainless steel chain.
6. a kind of crane boom according to claim 1 safeguards safety device, it is characterised in that: the universal wheel (3)
It is provided with four groups altogether, and universal wheel (3) is located at the inside of jacking apparatus (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910273771.0A CN109867242A (en) | 2019-04-07 | 2019-04-07 | A kind of crane boom maintenance safety device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910273771.0A CN109867242A (en) | 2019-04-07 | 2019-04-07 | A kind of crane boom maintenance safety device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109867242A true CN109867242A (en) | 2019-06-11 |
Family
ID=66922167
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910273771.0A Withdrawn CN109867242A (en) | 2019-04-07 | 2019-04-07 | A kind of crane boom maintenance safety device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109867242A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111807250A (en) * | 2020-07-20 | 2020-10-23 | 合肥市神雕起重机械有限公司 | Special crane for cave building construction |
| CN114406973A (en) * | 2021-12-20 | 2022-04-29 | 安庆市盛唐制冷设备有限责任公司 | Positioning device with protection function for refrigeration equipment maintenance |
-
2019
- 2019-04-07 CN CN201910273771.0A patent/CN109867242A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111807250A (en) * | 2020-07-20 | 2020-10-23 | 合肥市神雕起重机械有限公司 | Special crane for cave building construction |
| CN114406973A (en) * | 2021-12-20 | 2022-04-29 | 安庆市盛唐制冷设备有限责任公司 | Positioning device with protection function for refrigeration equipment maintenance |
| CN114406973B (en) * | 2021-12-20 | 2024-06-07 | 安庆市盛唐制冷设备有限责任公司 | Positioning device with protection function for repairing refrigeration equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109867242A (en) | A kind of crane boom maintenance safety device | |
| CN107500209A (en) | A kind of novel double-mast platform for working aloft | |
| CN109484989A (en) | A kind of shearing type lifting safety mechanisms | |
| CN104986687A (en) | Installing and dismounting apparatus for glove box lead glass | |
| CN211813140U (en) | Crane counterweight structure and lorry-mounted crane | |
| CN218976148U (en) | Electric power overhauls work rack | |
| CN207046635U (en) | A kind of elevator hoistways structure | |
| CN110331845A (en) | A kind of housing construction platform | |
| CN214653443U (en) | Operating platform for installation of fire-fighting engineering | |
| CN214422207U (en) | Hoisting device | |
| CN212832472U (en) | Small-tonnage three-degree-of-freedom crane | |
| CN210419105U (en) | Vertical lifting device | |
| CN211169601U (en) | Hoist device for construction | |
| CN208137388U (en) | A kind of civil engineering work construction bracket | |
| CN208747583U (en) | A kind of fall arrest elevator | |
| CN2763237Y (en) | Hydraulic raising type freight elevator | |
| CN207880310U (en) | A kind of counterweight frame of roller type and Elevator weight sensor using the counterweight frame | |
| CN201200990Y (en) | Platform for shaft-exchanging operation | |
| CN213679539U (en) | Connecting structure of prefabricated building tower crane | |
| CN110844829A (en) | Small-size equipment lifting machine in building site | |
| CN219117029U (en) | Automatic backward tilting prevention device for crawler crane | |
| CN218754683U (en) | Column type cantilever crane | |
| CN220365265U (en) | Anti-drop building construction frame | |
| CN209778091U (en) | Top drive drilling system body upset maintenance frame | |
| CN220951106U (en) | Elevator for power engineering construction |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190611 |
|
| WW01 | Invention patent application withdrawn after publication |