CN105384067A - Lifting trolley for unilateral small dead zone - Google Patents
Lifting trolley for unilateral small dead zone Download PDFInfo
- Publication number
- CN105384067A CN105384067A CN201511017045.0A CN201511017045A CN105384067A CN 105384067 A CN105384067 A CN 105384067A CN 201511017045 A CN201511017045 A CN 201511017045A CN 105384067 A CN105384067 A CN 105384067A
- Authority
- CN
- China
- Prior art keywords
- trolley
- lifting
- dead band
- assembly
- fixed pulley
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C11/00—Trolleys or crabs, e.g. operating above runways
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/16—Applications of indicating, registering, or weighing devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C15/00—Safety gear
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/02—Driving gear
- B66D1/14—Power transmissions between power sources and drums or barrels
- B66D1/20—Chain, belt, or friction drives, e.g. incorporating sheaves of fixed or variable ratio
Abstract
The invention provides a lifting trolley for a unilateral small dead zone. The lifting trolley is characterized by comprising a trolley frame; a lifting reel, a balance beam assembly and a fixed pulley assembly are arranged above the trolley frame in sequence; a flat lifting hook group is arranged below the fixed pulley assembly and comprises a movable pulley; a dual sleeve steel rope sleeves the movable pulley and is connected with the balance beam assembly and the lifting reel respectively after being steered by the fixed pulley assembly. The lifting trolley for the unilateral small dead zone adopts an asynchronous arrangement mode that the lifting hook group is arranged below the head of the trolley frame, by the fixed pulley above, the steel rope is steered to the reel and the balance beam and the function characteristic of a smaller dead zone of the trolley is realized.
Description
Technical field
The present invention relates to a kind of one-sided little dead band lifting trolley.
Background technology
Lifting trolley belongs to nuclear power plant's fuel factory building fuel handling machine, and rated load weight is 2t, by hanging special fuel handling instrument on the suspension hook that hoists of dolly, and new, the irradiated fuel assembly of lifting transport nuclear power plant.
Because in certain nuclear power plant's fuel factory building Spent Fuel Pool, the layout of spent fuel storage rack is compact, the lifting centre distance pond metope of a row spent fuel storage rack operation position of keeping to the side most is caused to be not more than 100mm, lifting space is very little, therefore the stroke that hoists of metope state, to lateral wall identity distance from keeping being not more than 100mm, is pressed close to more than 4m in center of lifting by crane.Meanwhile, the distance of the cart orbit on this this side bracket of lifting station distance hoisting crane is discontented with 350mm, and namely crane hook is very little in the dead band of this side.
In addition, fuel handling is very high to the requirement of safety, and lifting trolley needs to arrange redundant safety measure and prevents fuel assembly from falling.And under dead electricity operating mode, dolly hoist and run action need to operate manually.
2t lifting trolley for routine is arranged, is difficult to accomplish to ensure that one-sided dead band is enough little, meets that hoist and run can M/C during dead electricity, requires again to arrange multiple protection measure.To hoist electric block as used, then need specific customization, purchase cost is very high, and due to integration degree high, space is too compact, causes inconvenient maintenance.
Summary of the invention
The present invention is directed to the deficiencies in the prior art, propose a kind of one-sided little dead band lifting trolley.
One-sided little dead band lifting trolley comprises trolley frame; Hoisting drum, equalizing bar assembly and fixed pulley assembly is disposed with above described trolley frame; The below of described fixed pulley assembly is provided with flats and hoists suspension hook group; The described flats suspension hook group that hoists comprises movable pulley; Described movable pulley is arranged with two cover steel rope; After described two cover steel rope is turned to by described fixed pulley assembly, be connected with described equalizing bar assembly and described hoisting drum respectively.
Preferably, hoisting drum actuating device is also comprised; Described hoisting drum actuating device rotates for driving described hoisting drum, thus drive steel rope reel in the grooving on described hoisting drum surface or discharge, thus drive described flats hoist suspension hook group be elevated.
Preferably, described hoisting drum actuating device is motor.
Preferably, trolley travelling actuating device is also comprised; Described trolley travelling actuating device, for driving the vehicle wheel rotation of described trolley frame, realizes dolly operation back and forth on its track.
Preferably, horizontal wheel and rail clip assembly is also comprised; Described horizontal wheel and rail clip assembly are arranged on the below of described trolley frame, for improving described trolley frame traveling comfort.
Preferably, the both sides of described fixed pulley assembly are also provided with the limit switch device that hoists, and match with the hoist inhibiting device plate that hoists of suspension hook group of described flats, to hoist the lifting altitude of suspension hook group for limiting described flats.
Preferably, in the drive element of described hoisting drum actuating device and described trolley travelling actuating device, be all provided with manpower operating mechanism, can carry out during hoisting crane dead electricity hoisting and the M/C of trolley travelling.
Preferably, described equalizing bar assembly is provided with single wire rope break rope monitoring device and lifted load weighting apparatus, ensured the safety of lift operations.
Compared with prior art, the present invention has following beneficial effect:
1, one-sided little dead band provided by the invention lifting trolley, adopts suspension hook group to be placed in the asymmetric arrangement form of trolley frame lower head, by the fixed pulley of top, steel rope is diverted to reel and equalizing bar, realizes the functional characteristics that dolly dead band is less.
2, one-sided little dead band provided by the invention lifting trolley, adopts flats to hoist suspension hook group, can be implemented in the function operating the object that hoists in lifting space that one-sided distance metope is less than or equal to 100mm.
3, one-sided little dead band provided by the invention lifting trolley, all component layouts on trolley frame are rationally compact, and leave again more abundant space for maintenance, convenient operation personnel carry out repair and maintenance to equipment simultaneously.
4, one-sided little dead band provided by the invention lifting trolley, adopts two cover hoisting wirerope, arranges the maltilevel security protections such as single wire rope disconnected rope monitoring device, lifted load weighting apparatus, the inhibiting device that hoists, safe and reliable.
5, one-sided little dead band provided by the invention lifting trolley, both can be used for the fuel handling machine of nuclear power plant's fuel factory building, also may be used for one-sided lifting space smaller when general weight-hauling equipment.
Accompanying drawing explanation
Fig. 1 is the front elevation of the one-sided little dead band lifting trolley meeting the preferred embodiment of the present invention.
Fig. 2 is the lateral plan of structure shown in Fig. 1.
Fig. 3 is the birds-eye view of structure shown in Fig. 1.
Detailed description of the invention
For enabling above-mentioned purpose of the present invention, feature and advantage become apparent more, and below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation.
As Figure 1-3, one-sided little dead band lifting trolley comprises trolley frame 3; Hoisting drum 2, equalizing bar assembly 4 and fixed pulley assembly 6 is disposed with above described trolley frame 3; The below of described fixed pulley assembly 6 is provided with flats and hoists suspension hook group 7; The described flats suspension hook group 7 that hoists comprises movable pulley; Described movable pulley is arranged with two cover steel rope; After described two cover steel rope is turned to by described fixed pulley assembly 6, be connected with described equalizing bar assembly 4 and described hoisting drum 2 respectively.
Preferably, hoisting drum actuating device is also comprised; Described hoisting drum actuating device rotates for driving described hoisting drum 2, thus drives steel rope reel in the grooving on described hoisting drum 2 surface or discharge, thus drives the described flats suspension hook group 7 that hoists to be elevated.
Preferably, described hoisting drum actuating device is motor.
Preferably, trolley travelling actuating device 5 is also comprised; Described trolley travelling actuating device 5, for driving the vehicle wheel rotation of described trolley frame 3, realizes dolly operation back and forth on its track.
Preferably, horizontal wheel and rail clip assembly 1 is also comprised; Described horizontal wheel and rail clip assembly 1 are arranged on the below of described trolley frame 3, for improving described trolley frame 3 traveling comfort.
Preferably, the both sides of described fixed pulley assembly are also provided with the limit switch device 8 that hoists, and match with the hoist inhibiting device plate that hoists of suspension hook group 7 of described flats, to hoist the lifting altitude of suspension hook group 7 for limiting described flats.
Preferably, in the drive element of described hoisting drum actuating device and described trolley travelling actuating device 5, be all provided with manpower operating mechanism, can carry out during hoisting crane dead electricity hoisting and the M/C of trolley travelling.
Preferably, described equalizing bar assembly 4 is provided with single wire rope break rope monitoring device and lifted load weighting apparatus, ensured the safety of lift operations.
Compared with prior art, the present invention has following beneficial effect:
1, one-sided little dead band provided by the invention lifting trolley, adopts suspension hook group to be placed in the asymmetric arrangement form of trolley frame lower head, by the fixed pulley of top, steel rope is diverted to reel and equalizing bar, realizes the functional characteristics that dolly dead band is less.
2, one-sided little dead band provided by the invention lifting trolley, adopts flats to hoist suspension hook group, can be implemented in the function operating the object that hoists in lifting space that one-sided distance metope is less than or equal to 100mm.
3, one-sided little dead band provided by the invention lifting trolley, all component layouts on trolley frame are rationally compact, and leave again more abundant space for maintenance, convenient operation personnel carry out repair and maintenance to equipment simultaneously.
4, one-sided little dead band provided by the invention lifting trolley, adopts two cover hoisting wirerope, arranges the maltilevel security protections such as single wire rope disconnected rope monitoring device, lifted load weighting apparatus, the inhibiting device that hoists, safe and reliable.
5, one-sided little dead band provided by the invention lifting trolley, both can be used for the fuel handling machine of nuclear power plant's fuel factory building, also may be used for one-sided lifting space smaller when general weight-hauling equipment.
In this specification sheets, each embodiment adopts the mode of going forward one by one to describe, and what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar portion mutually see.For system disclosed in embodiment, owing to corresponding to the method disclosed in Example, so description is fairly simple, relevant part illustrates see method part.
Those skilled in the art can use distinct methods to realize described function to each specifically should being used for, but this realization should not thought and exceeds scope of the present invention.
Obviously, those skilled in the art can carry out various change and modification to invention and not depart from the spirit and scope of the present invention.Like this, if these amendments of the present invention and modification belong within the scope of the claims in the present invention and equivalent technologies thereof, then the present invention is also intended to comprise these change and modification.
Claims (6)
1. an one-sided little dead band lifting trolley, is characterized in that, comprise trolley frame; Hoisting drum, equalizing bar assembly and fixed pulley assembly is disposed with above described trolley frame; The below of described fixed pulley assembly is provided with flats and hoists suspension hook group; The described flats suspension hook group that hoists comprises movable pulley; Described movable pulley is arranged with two cover steel rope; After described two cover steel rope is turned to by described fixed pulley assembly, be connected with described equalizing bar assembly and described hoisting drum respectively.
2. one-sided little dead band as claimed in claim 1 lifting trolley, is characterized in that, also comprise hoisting drum actuating device; Described hoisting drum actuating device rotates for driving described hoisting drum.
3. one-sided little dead band as claimed in claim 1 lifting trolley, it is characterized in that, described hoisting drum actuating device is motor.
4. one-sided little dead band as claimed in claim 1 lifting trolley, is characterized in that, also comprise trolley travelling actuating device; Described trolley travelling actuating device is for driving the vehicle wheel rotation of described trolley frame.
5. one-sided little dead band as claimed in claim 1 lifting trolley, is characterized in that, also comprise horizontal wheel and rail clip assembly; Described horizontal wheel and rail clip assembly are arranged on the below of described trolley frame.
6. one-sided little dead band as claimed in claim 1 lifting trolley, it is characterized in that, the both sides of described fixed pulley assembly are also provided with the limit switch device that hoists, matching with the hoist inhibiting device plate that hoists of suspension hook group of described flats, to hoist the lifting altitude of suspension hook group for limiting described flats.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511017045.0A CN105384067A (en) | 2015-12-29 | 2015-12-29 | Lifting trolley for unilateral small dead zone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511017045.0A CN105384067A (en) | 2015-12-29 | 2015-12-29 | Lifting trolley for unilateral small dead zone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105384067A true CN105384067A (en) | 2016-03-09 |
Family
ID=55416916
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511017045.0A Pending CN105384067A (en) | 2015-12-29 | 2015-12-29 | Lifting trolley for unilateral small dead zone |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105384067A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106892371A (en) * | 2017-04-20 | 2017-06-27 | 上海联影医疗科技有限公司 | The transmission mechanism and digital X-ray machine of digital X-ray machine |
| US10980504B2 (en) | 2017-04-20 | 2021-04-20 | Shanghai United Imaging Healthcare Co., Ltd. | Systems and methods for moving a component of an X-ray machine |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1111856A (en) * | 1997-06-17 | 1999-01-19 | Hitachi Kiden Kogyo Ltd | Overhead crane |
| CN201809058U (en) * | 2010-09-30 | 2011-04-27 | 南通润邦重机有限公司 | Low-clearance trolley for crane |
| CN204751942U (en) * | 2015-07-10 | 2015-11-11 | 河南东起机械有限公司 | Novel monkey |
| CN204778414U (en) * | 2015-07-14 | 2015-11-18 | 河南卫华重型机械股份有限公司 | Monkey of little limes superiors of low clearance |
| CN204873518U (en) * | 2015-06-19 | 2015-12-16 | 东莞市台冠起重机械设备有限公司 | Follow -on double track operation dolly |
| CN205222494U (en) * | 2015-12-29 | 2016-05-11 | 上海核工程研究设计院 | Little blind spot of unilateral is with playing to rise dolly |
-
2015
- 2015-12-29 CN CN201511017045.0A patent/CN105384067A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1111856A (en) * | 1997-06-17 | 1999-01-19 | Hitachi Kiden Kogyo Ltd | Overhead crane |
| CN201809058U (en) * | 2010-09-30 | 2011-04-27 | 南通润邦重机有限公司 | Low-clearance trolley for crane |
| CN204873518U (en) * | 2015-06-19 | 2015-12-16 | 东莞市台冠起重机械设备有限公司 | Follow -on double track operation dolly |
| CN204751942U (en) * | 2015-07-10 | 2015-11-11 | 河南东起机械有限公司 | Novel monkey |
| CN204778414U (en) * | 2015-07-14 | 2015-11-18 | 河南卫华重型机械股份有限公司 | Monkey of little limes superiors of low clearance |
| CN205222494U (en) * | 2015-12-29 | 2016-05-11 | 上海核工程研究设计院 | Little blind spot of unilateral is with playing to rise dolly |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106892371A (en) * | 2017-04-20 | 2017-06-27 | 上海联影医疗科技有限公司 | The transmission mechanism and digital X-ray machine of digital X-ray machine |
| CN106892371B (en) * | 2017-04-20 | 2019-04-05 | 上海联影医疗科技有限公司 | The transmission mechanism and digital X-ray machine of digital X-ray machine |
| US10980504B2 (en) | 2017-04-20 | 2021-04-20 | Shanghai United Imaging Healthcare Co., Ltd. | Systems and methods for moving a component of an X-ray machine |
| US11793480B2 (en) | 2017-04-20 | 2023-10-24 | Shanghai United Imaging Healthcare Co., Ltd. | Systems and methods for moving a component of an x-ray machine |
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| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160309 |