CN201746271U - Single hoisting point trolley and hoist employing same - Google Patents
Single hoisting point trolley and hoist employing same Download PDFInfo
- Publication number
- CN201746271U CN201746271U CN2010202740347U CN201020274034U CN201746271U CN 201746271 U CN201746271 U CN 201746271U CN 2010202740347 U CN2010202740347 U CN 2010202740347U CN 201020274034 U CN201020274034 U CN 201020274034U CN 201746271 U CN201746271 U CN 201746271U
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- Prior art keywords
- dolly
- simply connected
- reels
- suspension centre
- reductors
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Abstract
The utility model discloses a single hoisting point trolley and a hoist employing same. The single hoisting point trolley comprises two reducers and a lifting appliance, wherein the two reducers are fixed on the trolley and symmetrically arranged along the center line of the trolley; and the lifting appliance is hoisted by wire ropes and provided with a movable pulley set. Each reducer is connected with a motor and two single-linkage reels on the same side; the four single-linkage reels are arranged between the two reducers and arranged symmetrically along the center line of the trolley; each single-linkage reel is wound by a wire rope, one end of the wire rope is fixed on the single-linkage reel, and the other end of the wire rope is fixed on a corresponding balance lever after passing the movable pulley set and a fixed pulley set on the lifting appliance; and at least two single-linkage reels driven by different reducers are in transmission connection through a coupler. The single hoisting point trolley provided by the utility model adopts dual-drive four-reel arrangement, and the four single-linkage reels are used to hoist the same lifting appliance through the wire ropes, so as to realize the function of the single hoisting point.
Description
Technical field
The utility model relates to bridge, transfer crane tool field, single suspension centre dolly that particularly a kind of hoisting crane is used.
Background technology
Ladle carne in the elevator machinery field is as metallurgy industry safety, the requisite visual plant of ordinary production, and the reliability of its work, safety, advance are subjected to the great attention of metallurgy industry always.
Domestic part is cast smelting enterprise according to the different technological process of productions, same hoisting crane need be by hanging different suspenders, finish work such as the heavy casting of work that the handling molten metal pours into a mould and handling moulding by casting and current maintenance respectively, therefore, need the relevant criterion of a kind of both satisfied country of development and Design, the monkey that has single suspension centre high-mobility, multipurpose, wheeled vehicle function again about handling molten metal crane for steelworks use.
The utility model content
The purpose of this utility model provides a kind of hoisting crane that satisfies the single suspension centre dolly of having of above-mentioned designing requirement; Single suspension centre dolly that while the utility model also provides a kind of hoisting crane to use.
The technical scheme of the single suspension centre dolly that is provided in the utility model is: a kind of single suspension centre dolly, comprise that two reductors along dolly line of centers symmetric arrangement that are installed on the dolly reach the suspender that hangs by steel rope, this suspender is provided with running block, every reductor all is connected with two simply connected reels of a motor and homonymy setting, described four simply connected reels are arranged between two reductors and along dolly line of centers symmetric arrangement, the center of described four simply connected reels is provided with two groups of fixed pulley groups and reaches and the cooresponding compensating bar of fixed pulley group, be wound with steel cable on each simply connected reel, one end of steel rope is fixed on the simply connected reel, after walking around the running block and fixed pulley group on the described suspender, its other end is fixed on the cooresponding compensating bar, has at least one group of two simply connected reel that driven by different reductors to be in transmission connection by coupler.
Bonded assembly motor and cooresponding simply connected reel homonymy on described every reductor.
Described two reductors are sitting in respectively on two end carriages that are symmetric arrangement of dolly.
Single suspension centre dolly adopts two arrangements that drive four winding drum in the utility model, four simply connected reels realize single suspension centre function, and two reductors are symmetric arrangement by the same suspender of wire rope hanging, thereby improve the dolly force-bearing situation, reduced designing requirement the dolly integral rigidity.The utility model is simple in structure, the outsourcing separately of each parts, to save cost, reductor is separately independently by motor-driven, when a motor breaks down, another motor works on, and guarantee that by being arranged at coupler between the simply connected reel whole lifting mechanism normal operation under rated load weight finishes a working cycle this moment.
Use the technical scheme of the hoisting crane of single suspension centre dolly to be in the utility model: a kind of hoisting crane that uses single suspension centre dolly, comprise the single suspension centre dolly that is assemblied on the girder, this list suspension centre dolly comprises that two reductors along dolly line of centers symmetric arrangement that are installed on the dolly reach the suspender that hangs by steel rope, this suspender is provided with running block, every reductor all is connected with two simply connected reels of a motor and homonymy setting, described four simply connected reels are arranged between two reductors and along dolly line of centers symmetric arrangement, the center of described four simply connected reels is provided with two groups of fixed pulley groups and reaches and the cooresponding compensating bar of fixed pulley group, be wound with steel cable on each simply connected reel, one end of steel rope is fixed on the simply connected reel, after walking around the running block and fixed pulley group on the described suspender, its other end is fixed on the cooresponding compensating bar, has at least one group of two simply connected reel that driven by different reductors to be in transmission connection by coupler.
Bonded assembly motor and cooresponding simply connected reel homonymy on described every reductor.
Described two reductors are sitting in respectively on two end carriages that are symmetric arrangement of dolly.
Use the hoisting crane of single suspension centre dolly to adopt later-model single suspension centre dolly in the utility model, to satisfy the rubber tyre gantry crane design requirement of single suspension centre function required in the ladle carne industry, the utility model is simple in structure, and is convenient and practical.
Description of drawings
Fig. 1 is the structural representation of a kind of single suspension centre dolly in the utility model;
Fig. 2 is the birds-eye view of Fig. 1;
Fig. 3 is that steel rope twines scheme drawing among Fig. 1;
Fig. 4 is a kind of structural representation that uses the hoisting crane of single suspension centre dolly in the utility model.
The specific embodiment
As Fig. 1, Fig. 2, shown in Figure 3, a kind of single suspension centre dolly, comprise two along the reductor 1 of dolly line of centers symmetric arrangement and the suspender 2 that hangs by steel rope, suspender 2 is provided with running block 3 and suspension hook, every reductor 1 is single input shaft double output shaft structure, every reductor 1 all is connected with a motor 5 and two simply connected reels 8 that homonymy is provided with, four simply connected reels 8 be arranged at two reductors 1 between and along dolly line of centers symmetric arrangement, be provided with two groups of fixed pulley groups 4 reaches and the cooresponding compensating bar 6 of fixed pulley group in the center of four simply connected reels 8, be wound with steel cable on each simply connected reel 8, one end of steel rope is fixed on the simply connected reel 8, after walking around the running block 3 on the suspender and being arranged at the middle fixed pulley group 4 of all simply connected reels, its other end is fixed on the compensating bar 6, and one group of two simply connected reel 8 that driven by different reductors connects by drum-type gear coupling 7 positive drives.
In the above-described embodiments, the switched in opposite of two simply connected reels 8 that drive by same reductor 1, and turning to of two the coaxial simply connected reels that driven by different reductors is identical, the steel rope canoe of four simply connected reels as shown in Figure 2, be wound with steel cable on each simply connected reel 8, one end of steel rope is fixed on the simply connected reel 8, and steel rope is after running block on the pile warp suspender 3 and fixed pulley group 7, and its other end is fixed on the compensating bar 6.
During concrete enforcement, two reductors can be arranged at respectively on two end carriages that are symmetry of dolly, the central axis of reductor overlaps with the center of the end carriage of dolly, can make the weight of reductor directly drop on the track like this, improve situation in the hand of trolley frame, reduce the rigidity requirement of lifting mechanism trolley frame.
As shown in Figure 4, a kind of hoisting crane that uses single suspension centre dolly comprises the single suspension centre dolly 10 that is assemblied on the girder, the structure of described single suspension centre dolly as shown in Figure 1 and Figure 2, the steel rope canoe on the reel that sets firmly on the dolly is as shown in Figure 2.
Claims (6)
1. single suspension centre dolly, it is characterized in that: comprise that two reductors along dolly line of centers symmetric arrangement that are installed on the dolly reach the suspender that hangs by steel rope, this suspender is provided with running block, every reductor all is connected with two simply connected reels of a motor and homonymy setting, described four simply connected reels are arranged between two reductors and along dolly line of centers symmetric arrangement, the center of described four simply connected reels is provided with two groups of fixed pulley groups and reaches and the cooresponding compensating bar of fixed pulley group, be wound with steel cable on each simply connected reel, one end of steel rope is fixed on the simply connected reel, after walking around the running block and fixed pulley group on the described suspender, its other end is fixed on the cooresponding compensating bar, has at least one group of two simply connected reel that driven by different reductors to be in transmission connection by coupler.
2. single suspension centre dolly according to claim 1 is characterized in that: bonded assembly motor and cooresponding simply connected reel homonymy on described every reductor.
3. single suspension centre dolly according to claim 1 and 2 is characterized in that: described two reductors are sitting in respectively on two end carriages that are symmetric arrangement of dolly.
4. hoisting crane that uses single suspension centre dolly, comprise the single suspension centre dolly that is assemblied on the girder, it is characterized in that: this list suspension centre dolly comprises that two reductors along dolly line of centers symmetric arrangement that are installed on the dolly reach the suspender that hangs by steel rope, this suspender is provided with running block, every reductor all is connected with two simply connected reels of a motor and homonymy setting, described four simply connected reels are arranged between two reductors and along dolly line of centers symmetric arrangement, the center of described four simply connected reels is provided with two groups of fixed pulley groups and reaches and the cooresponding compensating bar of fixed pulley group, be wound with steel cable on each simply connected reel, one end of steel rope is fixed on the simply connected reel, after walking around the running block and fixed pulley group on the described suspender, its other end is fixed on the cooresponding compensating bar, has at least one group of two simply connected reel that driven by different reductors to be in transmission connection by coupler.
5. the hoisting crane of the single suspension centre dolly of use according to claim 1 is characterized in that: bonded assembly motor and cooresponding simply connected reel homonymy on described every reductor.
6. the hoisting crane of the single suspension centre dolly of use according to claim 1 is characterized in that: described two reductors are sitting in respectively on two end carriages that are symmetric arrangement of dolly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202740347U CN201746271U (en) | 2010-07-28 | 2010-07-28 | Single hoisting point trolley and hoist employing same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202740347U CN201746271U (en) | 2010-07-28 | 2010-07-28 | Single hoisting point trolley and hoist employing same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201746271U true CN201746271U (en) | 2011-02-16 |
Family
ID=43580948
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202740347U Expired - Fee Related CN201746271U (en) | 2010-07-28 | 2010-07-28 | Single hoisting point trolley and hoist employing same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201746271U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102718135A (en) * | 2012-06-21 | 2012-10-10 | 无锡市协兴港口机械有限公司 | Crane running mechanism |
| CN104340868A (en) * | 2014-11-10 | 2015-02-11 | 安徽威萨重工机械有限公司 | Steel wire rope fixing device for single-beam crane |
-
2010
- 2010-07-28 CN CN2010202740347U patent/CN201746271U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102718135A (en) * | 2012-06-21 | 2012-10-10 | 无锡市协兴港口机械有限公司 | Crane running mechanism |
| CN104340868A (en) * | 2014-11-10 | 2015-02-11 | 安徽威萨重工机械有限公司 | Steel wire rope fixing device for single-beam crane |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Henan Weihua Heavy Machinery Co., Ltd. Assignor: Weihua Co., Ltd. Contract record no.: 2012410000004 Denomination of utility model: Single hoisting point trolley and hoist employing same Granted publication date: 20110216 License type: Exclusive License Record date: 20120215 |
|
| EC01 | Cancellation of recordation of patent licensing contract |
Assignee: Henan Weihua Heavy Machinery Co., Ltd. Assignor: Weihua Co., Ltd. Contract record no.: 2012410000004 Date of cancellation: 20120321 |
|
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Henan Weihua Heavy Machinery Co., Ltd. Assignor: Weihua Co., Ltd. Contract record no.: 2012410000024 Denomination of utility model: Single hoisting point trolley and hoist employing same Granted publication date: 20110216 License type: Exclusive License Record date: 20120321 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110216 Termination date: 20140728 |
|
| EXPY | Termination of patent right or utility model |