CN204111204U - A kind of little span hoisting crane - Google Patents
A kind of little span hoisting crane Download PDFInfo
- Publication number
- CN204111204U CN204111204U CN201420587637.0U CN201420587637U CN204111204U CN 204111204 U CN204111204 U CN 204111204U CN 201420587637 U CN201420587637 U CN 201420587637U CN 204111204 U CN204111204 U CN 204111204U
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- China
- Prior art keywords
- crane
- span structure
- reductor
- crane span
- lifting mechanism
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- 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.)
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- 230000007246 mechanism Effects 0.000 claims abstract description 26
- 230000005540 biological transmission Effects 0.000 claims description 7
- 230000009471 action Effects 0.000 claims description 6
- 239000003638 chemical reducing agent Substances 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000006477 desulfuration reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
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- Carriers, Traveling Bodies, And Overhead Traveling Cranes (AREA)
Abstract
The utility model discloses a kind of little span hoisting crane, comprise lifting mechanism, crane span structure, longitudinal operating unit and subsidiary, described lifting mechanism is arranged on described crane span structure, described crane span structure is framed structure, described longitudinal operating unit is installed on bottom, described crane span structure two ends, and described subsidiary is arranged on described crane span structure.In the utility model, lifting mechanism is directly installed on crane span structure, and crane height reduces greatly, and lifting mechanism installation site is fixed, without the need to driving, trouble point greatly reduces, and this structure is simpler, production and use cost all reduce a lot, have very strong marketable value.
Description
Technical field
The utility model relates to hoisting crane, particularly the little span hoisting crane of one.
Background technology
The little span hoisting crane 1 of current use as depicted in figs. 1 and 2, comprises the structures such as dolly 12, crane span structure 11, traveling mechanism of the larger traveller 15.In this structure, dolly 12 comprises again lifting mechanism 14 and wheeling mechanism 13, dolly 12 needs due to stressed and installation and operation mechanism, makes the vehicle frame of dolly 12 to have certain altitude, thus is increased by hoisting crane 1 car load height, higher to the requirement for height of factory building, cost strengthens.In addition, in this structure, dolly 12 is from great, thus causes hoisting crane 1 complete vehicle weight to strengthen.And the increasing that hoisting crane 1 is conducted oneself with dignity, add the bearing capacity of factory building support rail beam, workshop building cost increases.Finally, because dolly 12 has operating unit, add dolly 12 width, reduce dolly 12 range ability, particularly for the hoisting crane 1 that span is little, dolly 12 range of operation is very little, cannot meet plant process needs.And dolly 12 runs the track that need increase supporting carriage 12 and run, thus adds trouble point, productive costs increases, consuming time and expense is also higher, and economic performance, work efficiency are poor.
Utility model content
For problems of the prior art, the purpose of this utility model can reduce height for providing a kind of, reducing the fault point, structure is simple, produce and little span hoisting crane that use cost is cheap.
For achieving the above object, the technical solution of the utility model is as follows:
A kind of little span hoisting crane, comprise lifting mechanism, crane span structure, longitudinal operating unit and subsidiary, described lifting mechanism is arranged on described crane span structure, and described crane span structure is framed structure, described longitudinal operating unit is installed on bottom, described crane span structure two ends, and described subsidiary is arranged on described crane span structure.
Further, described crane span structure comprises two end carriages and two girders, and described two end carriages lay respectively at both ends, and described two girders be arranged in parallel, and two ends are connected with described two end carriages respectively.
Further, connect between described two girders and many short beams are set, described short beam is provided with platform.
Further, described lifting mechanism is installed on the platform by supporting base.
Further, described subsidiary comprises electric panel room, and described electric panel room is arranged at below described crane span structure.
Further, described lifting mechanism comprises the jack up unit of two cover synchronization actions, includes lifting motor, coupler, floating axle, drg, reductor, hoisting drum device and top sheave group device in every suit jack up unit.
Further, described lifting motor to be in transmission connection described reductor by described floating axle, described reductor is braked by described drg, described speed reducer drive connects described hoisting drum device, described top sheave group device is arranged near described hoisting drum device, is connected to realize synchronization action described in two between reductor by described coupler.
Further, longitudinal operating unit is two covers, be arranged at the bottom, two ends of described crane span structure respectively, often overlap operating unit and include operation motor, coupler, operation reductor, drg, versatile spindle and wheel assembly, described operation motor connects described operation reductor by described coupler, described operation reductor is by described brake, and described operation reductor to be in transmission connection described wheel assembly by described versatile spindle.
The beneficial effects of the utility model are, the utility model compared with prior art, in the utility model, lifting mechanism is directly installed on crane span structure, crane height reduces greatly, and lifting mechanism installation site is fixed, without the need to driving, trouble point greatly reduces, and this structure is more simple, production and use cost all reduce a lot, have very strong marketable value.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is described in further detail:
Fig. 1 is the main TV structure schematic diagram of existing little span hoisting crane;
Fig. 2 is the plan structure schematic diagram of existing little span hoisting crane;
Fig. 3 is little span lifting owner TV structure schematic diagram of the present utility model;
Fig. 4 is little span hoisting crane plan structure schematic diagram of the present utility model.
Detailed description of the invention
The exemplary embodiments embodying the utility model feature & benefits will describe in detail in the following description.Be understood that the utility model can have various changes in different embodiments, it neither departs from scope of the present utility model, and explanation wherein and accompanying drawing are the use when explain in itself, and is not used to limit the utility model.
As shown in Figure 3 and Figure 4, little span hoisting crane 2 of the present utility model comprises lifting mechanism 21, crane span structure 22, longitudinal operating unit 23 and subsidiary 24.Wherein, lifting mechanism 21 is arranged on crane span structure 22, and crane span structure 22 is framed structure, and longitudinal operating unit 23 is installed on bottom, crane span structure 22 two ends, and subsidiary 24 is arranged on crane span structure 22.
Crane span structure 22 comprises two end carriages 221 and two girder 222, two end carriages 221 lay respectively at crane span structure 22 both ends, and two girders 222 be arranged in parallel, and two ends are connected with two end carriages 221 respectively.Connect between two girders 222 and many short beams are set, short beam is provided with platform.
Lifting mechanism 21 is arranged on platform by supporting base 26, and leaves safety inspection space accordingly.Lifting mechanism 21 comprises the jack up unit of two cover synchronization actions, lifting motor 211, coupler 212, floating axle 213, drg 214, reductor 215, hoisting drum device 216 and top sheave group device 217 is included, to complete the work of lifting cargo in every suit jack up unit.Wherein, lifting motor 211 to be in transmission connection reductor 215 by floating axle 213, reductor 215 is braked by drg 214, reductor 215 is in transmission connection hoisting drum device 216, top sheave group device 217 is arranged near hoisting drum device 216, connects to realize synchronization action between two reductors 215 by coupler 212.
Longitudinal operating unit 23 is two covers, be arranged at the bottom, two ends of described crane span structure respectively, often overlap operating unit to form by operation motor 231, coupler 232, operation reductor 233, drg 234, versatile spindle 235 and wheel assembly 236, complete the operation of car load and the positioning work of suspension centre.Wherein, run motor 231 and connected by coupler 232 and run reductor 233, run reductor 233 and braked by drg 234, run reductor 233 and to be in transmission connection wheel assembly 236 by versatile spindle 235.
Subsidiary 24 has formed the effect of pedestrains safety passage and safety facilities by steel framed structure, also comprises electric panel room 241, and electric panel room 241 is arranged at below crane span structure 22.In the utility model, change traditional driver's cab operating mode into employing remote manipulation, save space further.
In the utility model, operating mode adopts remote manipulation to save operator cabin device space, saves energize portions device.And electric panel room 241 device is hung on below crane span structure 22 girder 222, saving top arrangement space is beneficial to lifting mechanism 21 and arranges and expand the easy access maintenance of walking space.Lifting mechanism 21 is directly installed on crane span structure 22, reduces weight and the cost of car load.The utility model can application be contained between the TPC deslagging of Ge great steel mill, improves TPC desulfuration efficiency and molten iron logistic efficiency.Market is comparatively large to the demand of this kind of equipment, directly can improve operating efficiency and the working ability problem of steel mill.There are good economic benefit and social benefit.
The beneficial effects of the utility model are, the utility model compared with prior art, in the utility model, lifting mechanism 21 is directly installed on crane span structure 22, hoisting crane 2 reduces highly greatly, and lifting mechanism 21 installation site is fixed, without the need to driving, trouble point greatly reduces, and this structure is more simple, production and use cost all reduce a lot, have very strong marketable value.
The technical solution of the utility model is disclosed as above by preferred embodiment.The change that those skilled in the art do when should recognize the scope and spirit of the present utility model disclosed in the claim do not departed from appended by the utility model and retouching, within the protection domain all belonging to claim of the present utility model.
Claims (8)
1. one kind little span hoisting crane, it is characterized in that, comprise lifting mechanism, crane span structure, longitudinal operating unit and subsidiary, described lifting mechanism is arranged on described crane span structure, described crane span structure is framed structure, described longitudinal operating unit is installed on bottom, described crane span structure two ends, and described subsidiary is arranged on described crane span structure.
2. little span hoisting crane as claimed in claim 1, it is characterized in that, described crane span structure comprises two end carriages and two girders, and described two end carriages lay respectively at the both ends of described crane span structure, described two girders be arranged in parallel, and the two ends of described girder are connected with described two end carriages respectively.
3. little span hoisting crane as claimed in claim 2, is characterized in that, connects and arranges many short beams, described many short beams are provided with platform between described two girders.
4. little span hoisting crane as claimed in claim 3, it is characterized in that, described lifting mechanism is installed on the platform by supporting base.
5. little span hoisting crane as claimed in claim 1, it is characterized in that, described subsidiary comprises electric panel room, and described electric panel room hangs on below described crane span structure.
6. little span hoisting crane as claimed in claim 1, it is characterized in that, described lifting mechanism comprises the jack up unit of two cover synchronization actions, includes lifting motor, coupler, floating axle, drg, reductor, hoisting drum device and top sheave group device in every suit jack up unit.
7. little span hoisting crane as claimed in claim 6, it is characterized in that, described lifting motor to be in transmission connection described reductor by described floating axle, described reductor is braked by described drg, described speed reducer drive connects described hoisting drum device, described top sheave group device is arranged near described hoisting drum device, is connected to realize synchronization action described in two between reductor by described coupler.
8. little span hoisting crane as claimed in claim 1, it is characterized in that, longitudinal operating unit is two covers, be arranged at the bottom, two ends of described crane span structure respectively, often overlap operating unit and include operation motor, coupler, operation reductor, drg, versatile spindle and wheel assembly, described operation motor connects described operation reductor by described coupler, and described operation reductor is by described brake, and described operation reductor to be in transmission connection described wheel assembly by described versatile spindle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420587637.0U CN204111204U (en) | 2014-10-11 | 2014-10-11 | A kind of little span hoisting crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420587637.0U CN204111204U (en) | 2014-10-11 | 2014-10-11 | A kind of little span hoisting crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204111204U true CN204111204U (en) | 2015-01-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420587637.0U Expired - Fee Related CN204111204U (en) | 2014-10-11 | 2014-10-11 | A kind of little span hoisting crane |
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| Country | Link |
|---|---|
| CN (1) | CN204111204U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110002344A (en) * | 2019-05-04 | 2019-07-12 | 华电重工股份有限公司 | The hoist rope winding system and lifting mechanism of traditional external lower trolley of gantry crane |
| CN111891931A (en) * | 2019-05-04 | 2020-11-06 | 华电重工股份有限公司 | Upgraded and transformed shore bridge system and operation process |
| CN112744724A (en) * | 2019-10-30 | 2021-05-04 | 华电重工股份有限公司 | Pass through formula balanced heavy energy-conserving bank bridge's computer lab |
-
2014
- 2014-10-11 CN CN201420587637.0U patent/CN204111204U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110002344A (en) * | 2019-05-04 | 2019-07-12 | 华电重工股份有限公司 | The hoist rope winding system and lifting mechanism of traditional external lower trolley of gantry crane |
| CN111891931A (en) * | 2019-05-04 | 2020-11-06 | 华电重工股份有限公司 | Upgraded and transformed shore bridge system and operation process |
| CN110002344B (en) * | 2019-05-04 | 2024-07-09 | 华电蓝科科技股份有限公司 | Lifting steel wire rope winding system and lifting mechanism of traditional external lower trolley of shore bridge |
| CN112744724A (en) * | 2019-10-30 | 2021-05-04 | 华电重工股份有限公司 | Pass through formula balanced heavy energy-conserving bank bridge's computer lab |
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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: 20150121 Termination date: 20211011 |