CN201525716U - Main hook driving mechanism of crown block - Google Patents
Main hook driving mechanism of crown block Download PDFInfo
- Publication number
- CN201525716U CN201525716U CN2009203127920U CN200920312792U CN201525716U CN 201525716 U CN201525716 U CN 201525716U CN 2009203127920 U CN2009203127920 U CN 2009203127920U CN 200920312792 U CN200920312792 U CN 200920312792U CN 201525716 U CN201525716 U CN 201525716U
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- CN
- China
- Prior art keywords
- pulley
- quiet
- overhead traveling
- traveling crane
- movable 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.)
- Expired - Lifetime
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Abstract
The utility model provides a main hook driving mechanism of a crown block, which includes double motors, a single speed-reducing unit, double winding drums and double pulley blocks, wherein each pulley block consist of a still pulley block and a movable pulley block, each still pulley block includes six still pulley pieces and each movable pulley block includes eight movable pulley pieces. The main hook driving mechanism of the crown block improves the hoisting weight of the crown block and meets the production requirement.
Description
Technical field
The utility model relates to a kind of overhead traveling crane, relates in particular to a kind of main hook transmission device of overhead traveling crane.
Background technology
Overhead traveling crane be crossbearer in the workshop, warehouse and the sky, the stock ground weight-lifting equipment that carries out the material handling.Because its two ends are seated on the tall and big concrete column or metallic support, shape is like bridge, so claim " overhead traveling crane " or " driving " again.The crane span structure of overhead traveling crane vertically moves along being laid on the track of both sides on overhead, crane carriage laterally moves along the track that is laid on the crane span structure, constitute the operating range of a rectangle, just can make full use of the space handling material below the crane span structure, be not subjected to the obstruction of wayside equipment, therefore, it is to use a kind of elevator machinery widest in area, that quantity is maximum.Usually lift by crane converter with overhead traveling crane in the steel-making industry, yet, because development of technology, the tap of the every stove of converter increases, and the hoisting weight of original overhead traveling crane can not meet the demands, and therefore need carry out upgrading to overhead traveling crane, improve its hoisting weight, to adapt to the needs of production.
The utility model content
The purpose of this utility model is to provide a kind of main hook transmission device of overhead traveling crane, and the hoisting weight of overhead traveling crane with this main hook transmission device is bigger, can meet the needs of production.
For achieving the above object, the utility model provides a kind of main hook transmission device of overhead traveling crane, comprise that symmetry is installed in two electrical motors on the overhead traveling crane, be provided with the reductor that is installed on the described overhead traveling crane between described two electrical motors, described reductor has two input ends and two mouths, the mouth of each described electrical motor is connected with an end that is installed in the drg on the described overhead traveling crane respectively, the corresponding connection of the other end of each described drg with the input end of described reductor, each mouth of described reductor is connected with an end of the rotating shaft of a reel, the other end of the rotating shaft of each described reel is fixed on one and is installed on the described overhead traveling crane and on the bearing seat with matching, each described reel is connected with an assembly pulley by steel rope, each described assembly pulley is made up of a running block and a quiet assembly pulley, each described quiet assembly pulley has six quiet pulley sheets, a quiet sheave shaft and quiet pulley bracket, the bottom of described quiet pulley bracket is fixed on the described overhead traveling crane, the top of described quiet pulley bracket is fixed with equilibrium arm, described quiet sheave shaft is installed in the described quiet pulley bracket, six described quiet pulley sheets all by bearing carrier ring on described quiet sheave shaft, each described running block has eight movable pulley sheets, movable pulley axle and have the movable pulley cover of eyelet hole, described movable pulley axle mounting is in described movable pulley cover, eight described movable pulley sheets all by bearing carrier ring on described movable pulley axle, the lower end of described movable pulley cover is fixed with gantry hook, one end of described steel rope is fixed on the described equilibrium arm, and the other end of described steel rope is alternately walked around described movable pulley sheet and described quiet pulley sheet successively and is fixed on the described reel.
The main hook transmission device of overhead traveling crane of the present utility model, described drg are hydraulic brake.
The main hook transmission device of overhead traveling crane of the present utility model adopts the structure of double-motor, single reductor, two reel, sister block group, each assembly pulley is made up of quiet assembly pulley and running block, wherein, each quiet assembly pulley has six quiet pulley sheets, each running block has eight movable pulley sheets, therefore, the main hook transmission device of overhead traveling crane of the present utility model has improved the hoisting weight of overhead traveling crane, has satisfied the needs of producing.
Description of drawings
Fig. 1 is the structural representation of the main hook transmission device of overhead traveling crane of the present utility model;
Fig. 2 is Fig. 1 birds-eye view;
Fig. 3 is the partial enlarged drawing of Fig. 1.
The specific embodiment
Below in conjunction with accompanying drawing the specific embodiment of the present utility model is described in detail:
With reference to figure 1, Fig. 2 and Fig. 3, the main hook transmission device of overhead traveling crane of the present utility model comprises that symmetry is installed in two electrical motors 1 on the overhead traveling crane, be provided with the reductor 2 that is installed on the overhead traveling crane between two electrical motors 1, reductor 2 has two input ends and two mouths, the mouth of each electrical motor 1 is connected with an end that is installed in the drg 3 on the overhead traveling crane respectively, this drg 3 is a hydraulic brake, the corresponding connection of two input ends of the other end of each drg 3 and reductor 2, each mouth of reductor 2 is connected with an end of the rotating shaft of a reel 4, the other end of the rotating shaft of each reel 4 is fixed on one and is installed on the bearing seat 10 on the overhead traveling crane and with matching, each reel 4 connects one by steel rope 5 assembly pulley, and each assembly pulley is made up of a running block 6 and a quiet assembly pulley 7.Wherein, each quiet assembly pulley 7 has six quiet pulley sheets 71, quiet sheave shaft 72 and quiet pulley bracket 73, the bottom of quiet pulley bracket 73 is fixed on the overhead traveling crane, the top of quiet pulley bracket 73 is fixed with equilibrium arm 9, quiet sheave shaft 72 is installed in the quiet pulley bracket 73, six quiet pulley sheets 71 all are enclosed within on the quiet sheave shaft 72 by bearing 101, each running block 6 has eight movable pulley sheets 61, movable pulley axle 62 and have the movable pulley cover 63 of eyelet hole 64, movable pulley axle 62 is installed in the movable pulley cover 63, eight movable pulley sheets 61 all are enclosed within on the movable pulley axle 62 by bearing 102, the lower end of movable pulley cover 63 is fixed with gantry hook 8, the steel rope 5 of the main hook transmission device of the overhead traveling crane that this practicality is new adopts the duplex type structure, one end of every steel rope 5 is fixed on the equilibrium arm 9, and its other end is alternately walked around four movable pulley sheets 61 and three quiet pulley sheets 71 successively and is fixed on the reel 4.
Start two motor powered machines 1 during use simultaneously, electrical motor 1 drives reel 4 and rotates by retarder 2, and steel wire 5 ropes are put down around coiling 4 or from reel 4, thus lifting buggy ladle 11.
The main hook transmission device of overhead traveling crane of the present utility model adopts the structure of double-motor, single reductor, two reel, sister block group, each assembly pulley is made up of a quiet assembly pulley and a running block, wherein, each quiet assembly pulley has six quiet pulley sheets, each running block has eight movable pulley sheets, therefore, the main hook transmission device of overhead traveling crane of the present utility model has improved the hoisting weight of overhead traveling crane, has satisfied the needs of producing.
Above embodiment is described preferred implementation of the present utility model; be not that scope of the present utility model is limited; under the prerequisite that does not break away from the utility model design spirit; various distortion and improvement that the common engineering staff in this area make the technical solution of the utility model all should fall in the definite protection domain of claims of the present utility model.
Claims (2)
1. the main hook transmission device of an overhead traveling crane, it is characterized in that, comprise that symmetry is installed in two electrical motors (1) on the overhead traveling crane, be provided with the reductor (2) that is installed on the described overhead traveling crane between described two electrical motors (1), described reductor (2) has two input ends and two mouths, the mouth of each described electrical motor (1) is connected with an end that is installed in the drg (3) on the described overhead traveling crane respectively, the corresponding connection of input end of the other end of each described drg (3) and described reductor (2), each mouth of described reductor (2) is connected with an end of the rotating shaft of a reel (4), the other end of the rotating shaft of each described reel (4) be fixed on one be installed on the described overhead traveling crane and bearing seat with matching (10) on, each described reel (4) is connected with an assembly pulley by steel rope (5), each described assembly pulley is made up of a running block (6) and a quiet assembly pulley (7), each described quiet assembly pulley (7) has six quiet pulley sheets (71), a quiet sheave shaft (72) and quiet pulley bracket (73), the bottom of described quiet pulley bracket (73) is fixed on the described overhead traveling crane, the top of described quiet pulley bracket (73) is fixed with equilibrium arm (9), described quiet sheave shaft (72) is installed in the described quiet pulley bracket (73), six described quiet pulley sheets (71) all are enclosed within on the described quiet sheave shaft (72) by bearing (101), each described running block (6) has eight movable pulley sheets (61), a movable pulley axle (62) and have the movable pulley cover (63) of eyelet hole (64), described movable pulley axle (62) is installed in the described movable pulley cover (63), eight described movable pulley sheets (61) all are enclosed within on the described movable pulley axle (62) by bearing (102), the lower end of described movable pulley cover (63) is fixed with gantry hook (8), one end of described steel rope (5) is fixed on the described equilibrium arm (9), and the other end of described steel rope (5) is alternately walked around described movable pulley sheet (61) and described quiet pulley sheet (71) successively and is fixed on the described reel (4).
2. the main hook transmission device of overhead traveling crane according to claim 1 is characterized in that, described drg (3) is a hydraulic brake.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203127920U CN201525716U (en) | 2009-10-20 | 2009-10-20 | Main hook driving mechanism of crown block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203127920U CN201525716U (en) | 2009-10-20 | 2009-10-20 | Main hook driving mechanism of crown block |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201525716U true CN201525716U (en) | 2010-07-14 |
Family
ID=42517009
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009203127920U Expired - Lifetime CN201525716U (en) | 2009-10-20 | 2009-10-20 | Main hook driving mechanism of crown block |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201525716U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113120767A (en) * | 2021-05-14 | 2021-07-16 | 无锡锡南铸造机械股份有限公司 | Casting automatic crane capable of meeting digital production |
-
2009
- 2009-10-20 CN CN2009203127920U patent/CN201525716U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113120767A (en) * | 2021-05-14 | 2021-07-16 | 无锡锡南铸造机械股份有限公司 | Casting automatic crane capable of meeting digital production |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100714 |