CN207375611U - A kind of grab bucket crane - Google Patents
A kind of grab bucket crane Download PDFInfo
- Publication number
- CN207375611U CN207375611U CN201721482477.3U CN201721482477U CN207375611U CN 207375611 U CN207375611 U CN 207375611U CN 201721482477 U CN201721482477 U CN 201721482477U CN 207375611 U CN207375611 U CN 207375611U
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- CN
- China
- Prior art keywords
- bucket
- grab
- hanger bracket
- grab bucket
- valve
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Abstract
The utility model discloses a kind of grab bucket cranes, including two lifting girders, trolley and three grab buckets, Parallel Symmetric is set before and after two lifting girders, trolley is erected above two lifting girders, transverse uniaxial is provided with the first reel and the second reel on trolley, hanger bracket is provided with immediately below two lifting girders, there are three grabbing bucket, three grab buckets to be fixedly connected with hanger bracket for horizontally-parallel setting below hanger bracket.The design of three grab buckets of the utility model can greatly promote work efficiency, the setting of hanger bracket can effectively prevent grab bucket from being rotated after lifting by crane, the closure of grab bucket and opening are controlled using hydraulic telescopic rod, make grab bucket more flexible and capture more secured, the setting of sealing strip can avoid grabbing granule materials and leak out or material leakage during liquid on the side wall of hydraulic telescopic rod lower end compression spring and the valve that struggles against, leak preventing effect is improved, improves work efficiency.
Description
Technical field
The utility model is related to crane field, especially a kind of grab bucket crane.
Background technology
At present there are two types of the methods of operation of crane：One kind is that rail form (on fixed rail transport by girder wheel
Row), another kind is trackless (no trapped orbit, by tire or crawler belt supporting operation).Locomotive crane knot known to us
Structure is：There is support main beam, the end carriage and its idler wheel of track travel along longitudinal direction are hinged at support main beam both ends, it is parallel on girder
Installation is movably installed with locomotive and its end carriage and idler wheel, in moving cart there are two cross track on two cross tracks
The lifting mechanism of lifting object is installed.
Existing grab bucket crane, is mostly single grab bucket crane, and single grab bucket crane runs work, work against a grab bucket
It is low to make efficiency, and after single grab bucket crane has lifted by crane weight, if weight centre-of gravity shift tends to rotate, easily triggers great
Production accident, and a small number of more grab bucket cranes, the setting of grab bucket are axially set along girder, and the stroke of trolley is caused to shorten
Traditional hydraulic grab often leaks because the not ideal enough of bucket valve structure design of grab bucket can not achieve good sealing
Material drops off phenomenon.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide one kind mostly grab bucket, anti-rotational and setting
There is the grab bucket crane of sealing strip and compression spring, to solve the problems mentioned in the above background technology.
In order to solve the above-mentioned technical problem, the utility model adopts the following technical solution：
A kind of grab bucket crane, it is parallel right before and after two lifting girders including two lifting girders, trolley and three grab buckets
Claim to set, trolley is erected above two lifting girders, and transverse uniaxial is provided with the first reel and the second reel, trolley on trolley
Underface is provided with hanger bracket, and the hanger bracket includes first crossbeam, second cross beam, the first vertical beam and the second vertical beam, and first
Vertical beam and the second vertical beam are mutually parallel, and first crossbeam and second cross beam are mutually parallel and are separately positioned on first crossbeam and second horizontal
Front and rear between beam, the first crossbeam of hanger bracket and the upper center of second cross beam are both provided with hanging wheel, the first reel
It is connected respectively with the hanging wheel on hanger bracket first crossbeam and second cross beam by steel wire rope with the second reel, below hanger bracket laterally
It is arranged in parallel there are three grab bucket, three grab buckets are fixedly connected with hanger bracket, and the grab bucket includes fixed frame and positioned at fixation
At least four bucket valves on frame, bucket valve is bowl-shape in closing after being all closed, and fixed frame includes upper holder and lower fixed frame, upper fixation
Frame is arranged on directly over lower fixed frame, is vertically arranged with hydraulic telescopic rod in the middle part of upper holder lower end, hydraulic telescopic rod bottom with
Upper holder lower face is fixedly connected, and lower fixed frame upper surface is vertically arranged with the set bucket of lower end closed, and set bucket upper surface is set
There is the set bung integrally formed with set bucket, the through hole concentric with set bucket is provided in the middle part of set bung, through-hole diameter is less than set bucket
Intracavity diameter, the interior intracavitary for covering bucket are provided with along bucket piston in axial sliding is covered, and piston is freely up and down slided in the interior intracavitary of set bucket
Dynamic, piston upper end is fixedly connected with hydraulic telescopic rod free end, in the hydraulic telescopic rod between piston and set barrel cavity upper surface
Compression spring is set, sealing strip is both provided on the side wall of the bucket valve, each upper end for struggling against valve is hinged with lower fixed frame, and struggle against valve
Supporting rod is hingedly provided in the middle part of outer surface, post upper is hinged with upper holder.
The bucket valve is welded side by side by three pieces of arc plates.
The front end of the bucket valve is provided with bucket tip.
The sealing strip uses thermoplastic elastomer (TPE) class sealing strip.
The quantity of the bucket valve is four.
The hydraulic telescopic rod bottom is with upper holder lower face by being welded and fixed.
The compression spring nature lower piston rests on set barrel cavity bottom.
Compared with the prior art, the beneficial effects of the utility model are：Three grab buckets, which are laterally set, can greatly promote work
To make efficiency, while ensure that the stroke of grab bucket crane work, the setting of hanger bracket can effectively prevent grab bucket from being rotated after lifting by crane,
The closure of grab bucket and opening are controlled using hydraulic telescopic rod, make grab bucket more flexible and captures more secured, the side wall for the valve that struggles against
The setting of upper sealing strip can avoid grabbing granule materials and leak out or material leakage during liquid, improve leak preventing effect, improve work
Efficiency, the setting of compression spring can effectively protect sealing strip, and impact when bucket valve being avoided to close up between adjacent bucket valve to sealing strip is prolonged
Long sealing strip service life.
Description of the drawings
Fig. 1 is the structure diagram of the utility model；
Fig. 2 is Fig. 1 side views；
Fig. 3 is Fig. 2 top views；
Fig. 4 is grab bucket schematic diagram；
Fig. 5 is hanging scaffold structure schematic diagram.
1. grab bucket, 2. trolleies, 3. hanger brackets, 4. upper holders, 5. lower fixed frames, 6. supporting rods, 7. steel wire ropes, 8.
Hydraulic telescopic rod, 9. compression springs, 10. bucket valves, 11. hanging wheels, 12. first crossbeams, 13. second cross beams, 14. first vertical beams, 15. second
Vertical beam, 16. first reels, 17. second reels, 18. sealing strips, 22 lifting girders.
Specific embodiment
Embodiment：As shown in Figures 1 to 5, a kind of grab bucket crane described in the utility model, including two lifting girders
22nd, trolley 2 and three grab buckets 1, Parallel Symmetric is set before and after two lifting girders 22, and trolley 2 is erected at two lifting girders 22
Top, transverse uniaxial is provided with the first reel 16 and the second reel 17 on trolley 2, and the underface of trolley 2 is provided with hanger bracket 3,
The hanger bracket 3 includes first crossbeam 12, second cross beam 13, the first vertical beam 14 and the second vertical beam 15, the first vertical beam 14 and the
Two vertical beams 15 are mutually parallel, and first crossbeam 12 and second cross beam 13 are mutually parallel and to be separately positioned on first crossbeam 12 and second horizontal
Front and rear between beam 13, the first crossbeam 12 of hanger bracket 3 and the upper center of second cross beam 13 are both provided with hanging wheel 11,
First reel 16 and the second reel 17 pass through steel wire rope 7 and hanging on first crossbeam 12 and second cross beam 13 in hanger bracket 3 respectively
11 connection of wheel, there are three grab bucket 1, three grab buckets 1 with hanger bracket 3 are fixedly connected, hang the 3 horizontally-parallel setting in lower section of hanger bracket
The setting of frame 3 can effectively prevent grab bucket 1 lifting after rotate, the grab bucket 1 include fixed frame and on fixed frame at least
Four bucket valves 10, bucket valve 10 is bowl-shape in closing after being all closed, and the quantity of the utility model bucket valve 10 is four, and fixed frame includes
Upper holder 4 and lower fixed frame 5, upper holder 4 are arranged on directly over lower fixed frame 5, are vertically arranged in the middle part of 4 lower end of upper holder
There is hydraulic telescopic rod 8,8 bottom of hydraulic telescopic rod is welded and fixed with 4 lower face of upper holder, and 5 upper surface of lower fixed frame is set vertically
Be equipped with the set bucket of lower end closed, set bucket upper surface is provided with the set bung integrally formed with set bucket, be provided in the middle part of set bung with
The concentric through hole of bucket is covered, through-hole diameter is less than the intracavity diameter of set bucket, and the interior intracavitary for covering bucket is provided with along set bucket in axial sliding
Piston, piston are freely up and down slided in the interior intracavitary of set bucket, and piston upper surface is fixedly connected with 8 free end of hydraulic telescopic rod, living
Compression spring 9 is provided in hydraulic telescopic rod 8 between plug and set barrel cavity upper surface, 9 nature lower piston of compression spring rests on set
Bucket inner cavity bottom, the bucket valve 10 is welded side by side by three pieces of arc plates, bucket valve 10 front end be provided with it is high-strength
The sharp and long bucket tip of degree, the setting for tip of struggling against facilitate grab bucket 1 to grab the crawl for carrying out material into material heap, the side wall for the valve 10 that struggles against
On be both provided with sealing strip 18, sealing strip 18 uses thermoplastic elastomer (TPE) class sealing strip, and thermoplastic elastomer (TPE) class sealing strip has height
Intensity, high resiliency, the characteristic of oil resistant and acid and alkali-resistance, more durable, the upper end of each valve 10 that struggles against is hinged with lower fixed frame 5, bucket
Supporting rod 6 is hingedly provided in the middle part of 10 outer surface of valve, 6 upper end of supporting rod is hinged with upper holder 4.
When 1 crawl material of grab bucket, hydraulic telescopic rod 8, which is shunk, drives bucket valve 10 to close up, 8 contracts last band of hydraulic telescopic rod
Dynamic pressure spring 9 compresses, and finally realizes that the conjunction of bucket valve 10 is tight under the left and right of hydraulic telescopic rod 8, the setting of sealing strip 18 realizes bucket
Seamless between valve 10 to close up, the setting of compression spring 9 makes to realize that flexibility is closed up between bucket valve 10, can effectively protect sealing strip 18
Due to the collision brought when bucket valve 10 closes up, the service life of sealing strip 18 is extended, reduces production cost.
The design of three grab buckets 1 can greatly promote work efficiency, and three laterally set grab bucket 1 is effectively guaranteed
The stroke of trolley work, the setting of hanger bracket 3 can effectively be prevented grab bucket 1 from being rotated after lifting by crane, be controlled using hydraulic telescopic rod 8
The closure and opening of grab bucket 1 make grab bucket 1 more flexible and capture more secured, the setting of sealing strip 18 on the side wall of valve 10 that struggles against
Grab bucket 1 can be avoided to grab granule materials to leak out or material leakage during liquid, leak preventing effect is improved, improve work efficiency, compression spring 9 is set
Sealing strip 18 can be effectively protected, impact when bucket valve 10 being avoided to close up between adjacent bucket valve 10 to sealing strip 18 extends sealing
18 service life of item.
Claims (7)
1. a kind of grab bucket crane, it is characterised in that：Including two lifting girders, trolley and three grab buckets, two lifting girders
Front and rear Parallel Symmetric is set, and trolley is erected above two lifting girders, and transverse uniaxial is provided with the first reel and the on trolley
Two reels, are provided with hanger bracket immediately below trolley, and the hanger bracket includes first crossbeam, second cross beam, the first vertical beam and the
Two vertical beams, the first vertical beam and the second vertical beam are mutually parallel, and first crossbeam and second cross beam are mutually parallel and are separately positioned on first
Front and rear between crossbeam and second cross beam, the first crossbeam of hanger bracket and the upper center of second cross beam are both provided with and hang
Wheel, the first reel and the second reel are connected by steel wire rope with the hanging wheel on hanger bracket first crossbeam and second cross beam respectively, are hanged
There are three grabbing bucket, three grab buckets to be fixedly connected with hanger bracket for horizontally-parallel setting below hanger, and the grab bucket includes fixing
Frame and at least four bucket valves on fixed frame, bucket valve whole is bowl-shape in closing after being closed, and fixed frame includes upper holder under
Fixed frame, upper holder are arranged on directly over lower fixed frame, and hydraulic telescopic rod, hydraulic pressure are vertically arranged in the middle part of upper holder lower end
Telescopic rod bottom is fixedly connected with upper holder lower face, and lower fixed frame upper surface is vertically arranged with the set bucket of lower end closed, set
Bucket upper surface is provided with the set bung integrally formed with set bucket, and the through hole concentric with set bucket is provided in the middle part of set bung, and through hole is straight
Footpath is less than the intracavity diameter of set bucket, and the interior intracavitary for covering bucket is provided with along bucket piston in axial sliding is covered, and piston is in the inner cavity of set bucket
It inside freely up and down slides, piston upper end is fixedly connected with hydraulic telescopic rod free end, between piston and set barrel cavity upper surface
Compression spring in hydraulic telescopic rod is set, sealing strip is both provided on the side wall of the bucket valve, the upper end of each valve that struggles against with it is lower solid
Determine frame to be hinged, bucket valve is hingedly provided with supporting rod in the middle part of outer surface, and post upper is hinged with upper holder.
2. a kind of grab bucket crane according to claim 1, it is characterised in that：The bucket valve is by three pieces of arc plates
It is welded side by side.
3. a kind of grab bucket crane according to claim 1, it is characterised in that：The front end of the bucket valve is provided with bucket point
Portion.
4. a kind of grab bucket crane according to claim 1, it is characterised in that：The sealing strip uses thermoplastic elastic
Body class sealing strip.
5. a kind of grab bucket crane according to claim 1, it is characterised in that：The quantity of the bucket valve is four.
6. a kind of grab bucket crane according to claim 1, it is characterised in that：The hydraulic telescopic rod bottom with it is upper solid
Frame lower face is determined by being welded and fixed.
7. a kind of grab bucket crane according to claim 1, it is characterised in that：The compression spring nature lower piston stops
Stay in set barrel cavity bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721482477.3U CN207375611U (en) | 2017-11-09 | 2017-11-09 | A kind of grab bucket crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721482477.3U CN207375611U (en) | 2017-11-09 | 2017-11-09 | A kind of grab bucket crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207375611U true CN207375611U (en) | 2018-05-18 |
Family
ID=62334917
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721482477.3U Expired - Fee Related CN207375611U (en) | 2017-11-09 | 2017-11-09 | A kind of grab bucket crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207375611U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107628531A (en) * | 2017-11-09 | 2018-01-26 | 河南恒远恒山工业有限公司 | A kind of grab bucket crane |
| CN110733973A (en) * | 2019-08-23 | 2020-01-31 | 江苏大洋海洋装备有限公司 | grab bucket special for grabbing and unloading river sand |
| CN110748890A (en) * | 2019-10-29 | 2020-02-04 | 江苏赛诺常矿起重机械有限公司 | Garbage sludge co-treatment process |
-
2017
- 2017-11-09 CN CN201721482477.3U patent/CN207375611U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107628531A (en) * | 2017-11-09 | 2018-01-26 | 河南恒远恒山工业有限公司 | A kind of grab bucket crane |
| CN110733973A (en) * | 2019-08-23 | 2020-01-31 | 江苏大洋海洋装备有限公司 | grab bucket special for grabbing and unloading river sand |
| CN110748890A (en) * | 2019-10-29 | 2020-02-04 | 江苏赛诺常矿起重机械有限公司 | Garbage sludge co-treatment process |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190514 Address after: 118313 No. 7 Songshan Street, Gushan Town, Dagushan Economic Zone, Dandong, Liaoning Province Patentee after: DANDONG CRANE MACHINERY CO., LTD. Address before: 453400 Lifting Industrial Park, Changyuan County, Xinxiang City, Henan Province Patentee before: HENAN HENGYUAN HENGSHAN INDUSTRIAL CO., LTD. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180518 Termination date: 20191109 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |