CN202924663U - Combined type pulley block with movable pulley and fixed pulley shifted - Google Patents
Combined type pulley block with movable pulley and fixed pulley shifted Download PDFInfo
- Publication number
- CN202924663U CN202924663U CN 201220507826 CN201220507826U CN202924663U CN 202924663 U CN202924663 U CN 202924663U CN 201220507826 CN201220507826 CN 201220507826 CN 201220507826 U CN201220507826 U CN 201220507826U CN 202924663 U CN202924663 U CN 202924663U
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- pulley
- fixed
- movable
- fixed pulley
- movable pulley
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Abstract
The utility model discloses a combined type pulley block with a movable pulley and a fixed pulley shifted. The combined type pulley block with the movable pulley and the fixed pulley shifted comprises a fixing device, a fixed pulley device, a movable pulley device and a rope end fixing device, wherein the fixed pulley device can be connected on the fixing device through a fixing shaft hole and a fixing shaft to form a fixed pulley block. The fixed pulley device can also be matched with a V-type groove of a movable pulley upper frame to form a movable pulley block. The rope end fixing device comprises a steel wire rope connector and a pin shaft, wherein the pin shaft is connected with the steel wire rope connector and the fixing device or the movable pulley device. A fixed pulley device unit in the fixed pulley device can be partially connected with the fixing device, and the rest part of the fixed pulley device unit is in connection with the movable pulley device. Different combinations form different multiple ratio combinations. According to the combined type pulley block, the pulley block can be conveniently shifted between the movable pulley block and the fixed pulley block, change of multiple ratios can be achieved through different combined modes, working hours are saved, and operation is convenient.
Description
Technical field
The utility model relates to a kind of elevator machinery assembly pulley, but relates in particular to the assembly pulley of a kind of movable and fixed pulley conversion and magnification transformable.
Background technology
In elevator machinery, fixed pulley mostly is fixed form at present, can not realize disassembled and assembled freely.During the conversion multiplying power, the fixed pulley of dismounting can not be connected fast with equipment, causes operating mode when change, installation and removal fixed pulley repeatedly, and operational sequence is various, and is time-consuming.
Summary of the invention
Technical problem to be solved in the utility model is for fixed pulley installation and removal complex procedures in traditional assembly pulley, time-consuming defective and deficiency, the Combined pulley device that provides a kind of fixed pulley and movable pulley to be integrally connected.
For solving this technical matters, the utility model provides a kind of combination type pulley group of movable and fixed pulley conversion, comprises anchor fitting, fixed pulley, movable pulley device and end anchor fitting.
Described anchor fitting comprises fixed mount and anchor shaft, and the fixed mount lower end is provided with axis hole, and anchor shaft can be fixed on fixed mount by axis hole, and only axillare locking is used at its two ends.
Described fixed pulley comprises fixed pulley frame, fixed pulley axis and fixed pulley, described fixed pulley frame is two symmetrical plates, and the top is provided with fixed shaft hole, and the below is provided with the fixed pulley axis hole, fixed pulley is fixed on the fixed pulley frame by fixed pulley axis, and only axillare locking is used at the two ends of fixed pulley axis.
Described movable pulley device comprises movable pulley frame, movable pulley, movable pulley axle, added and movable pulley undercarriage forms described movable pulley frame by the movable pulley that forms the α angle along horizontal surface, described movable pulley is added is provided with paired " V " font semicircle hole slot, described movable pulley undercarriage is provided with the movable pulley axis hole, and movable pulley is fixed on the movable pulley undercarriage by fixed pulley axis.
Described fixed pulley can be connected on anchor fitting by fixed shaft hole and anchor shaft, forms the fixed pulley group; Also but the added V-type groove of fixed pulley and movable pulley matches, and forms running block.
Described end anchor fitting comprises wireline adapter and bearing pin, bearing pin connecting steel wire ropes joint and anchor fitting or movable pulley device.
Described anchor fitting also comprises copper sheathing, and described copper sheathing is enclosed within on anchor shaft.
Described fixed pulley also comprises radius stay and gear rope bar, and described radius stay is provided with boss, and two ends are provided with screw thread, and on the fixed pulley frame above fixed pulley, described gear rope bar is located on the fixed pulley frame of fixed pulley both sides by nut locking.
Added and the movable pulley undercarriage of described movable pulley forms along horizontal surface α angle is 10 °, and the added and movable pulley undercarriage of movable pulley is bolted to connection.
Described movable pulley device also comprises ward off rope device, and this ward off rope device is fixed on the movable pulley undercarriage by nut.
The added ribbed stiffener that prevents from driving after fixed pulley from rotating the rotation of fixed pulley frame that is symmetrically arranged with of described movable pulley.
Described anchor fitting, fixed pulley and movable pulley device form by 4 fixed pulley unit.
Fixed pulley unit in described fixed pulley can part be connected with anchor fitting, and remainder is connected with movable pulley device, and the different different multiplying powers that are combined to form make up.
Beneficial effect: the utility model can be changed assembly pulley easily between running block and fixed pulley group, and can also realize the variation of multiplying power by different array modes, saves man-hour, handled easily.
Description of drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is fixture structure schematic diagram of the present utility model;
Fig. 3 is fixed pulley structural representation of the present utility model;
Fig. 4 is movable pulley device structural representation of the present utility model;
Fig. 5 is the structural representation birds-eye view of movable pulley frame of the present utility model;
Fig. 6 is anchor fitting of the present utility model and fixed pulley combination schematic diagram;
Fig. 7 is fixed pulley of the present utility model and movable pulley device combination schematic diagram;
Fig. 8 is that single multiplying power of the present utility model is used schematic diagram.
In figure: 7 anchor fittings, 2 fixed pulleys, 3 movable pulley devices, 6 end anchor fittings, 7-1 fixed mount, 7-2 copper sheathing, 7-3 stop that axillare, 7-4 anchor shaft, 2-1 fixed pulley, 2-2 fixed pulley frame, 2-3 fixed pulley axis, 2-5 gear rope bar, 2-6 radius stay, 3-1 movable pulley, 3-2 movable pulley axle, 3-3 movable pulley are added, 3-4 movable pulley undercarriage, 3-5 ward off rope device, 3-6 bolt.
The specific embodiment
Below in conjunction with drawings and Examples, the utility model is done specific descriptions.
Figure 1 shows that structural representation of the present utility model.
The utility model provides a kind of combination type pulley group of movable and fixed pulley conversion, comprises anchor fitting 7, fixed pulley 2, movable pulley device 3 and end anchor fitting 6.
Described end anchor fitting 6 comprises wireline adapter and bearing pin, and bearing pin is used for connecting steel wire ropes joint and anchor fitting 7, perhaps connecting steel wire ropes joint and movable pulley device 2.
Figure 2 shows that fixture structure schematic diagram of the present utility model.
Described anchor fitting 7 comprises fixed mount 7-1, anchor shaft 7-4, copper sheathing 7-2 and stops axillare 7-3.
Fixed mount 7-1 lower end is provided with axis hole, and anchor shaft 7-4 can be fixed on fixed mount 7-1 by axis hole, and only axillare 7-3 locking is used at its two ends, prevents the end float misalignment of anchor shaft 7-4.
Anchor shaft 7-4 is used for fixing and is connected fixed pulley 3.
Copper sheathing 7-2 is enclosed within on anchor shaft 7-4, and the copper sheathing 7-2 outside connects fixed pulley 3, when fixed pulley 3 after anchor shaft 7-4 swings, the wearing and tearing between copper sheathing 7-2 can reduce both.
Figure 3 shows that fixed pulley structural representation of the present utility model.
Described fixed pulley 2 comprises fixed pulley 2-1, fixed pulley frame 2-2, fixed pulley axis 2-3, radius stay 2-6 and gear rope bar 2-5.
Described fixed pulley frame 2-2 is two symmetrical plates, and the top is provided with fixed shaft hole, and the below is provided with the fixed pulley axis hole, and fixed pulley 2-1 is fixed on the bottom of fixed pulley frame 2-2 by fixed pulley axis 2-3, and only axillare locking is used at the two ends of fixed pulley axis 2-3.
Described radius stay 2-6 is provided with boss, and two ends are provided with screw thread, by nut locking on the fixed pulley frame 2-2 above fixed pulley 2-1.
Described gear rope bar 2-5 is located on the fixed pulley frame 2-2 of fixed pulley 2-1 both sides, prevents that steel rope from jumping out rope race, has gear rope and the fixing double action of fixed pulley frame 2-2.
This device has four fixed pulley unit.
Figure 4 shows that movable pulley device structural representation of the present utility model.
Figure 5 shows that the structural representation birds-eye view of movable pulley frame of the present utility model.
Described movable pulley device 3 comprises movable pulley frame, movable pulley 2-1, movable pulley axle 3-2 and ward off rope device 3-5.
Described movable pulley frame is comprised of two parts, the added 3-3 of movable pulley and movable pulley undercarriage 3-4.
The added 3-3 of described movable pulley and movable pulley undercarriage 3-4 form along horizontal surface α angle is 10 °, to guarantee that steel rope satisfies standard and operating needs (as shown in Figure 5) around the angle that enters to lay out rope race.
The added 3-3 of movable pulley and movable pulley undercarriage 3-4 are connected and fixed by bolt 3-6.
The added 3-3 of described movable pulley is provided with paired " V " font semicircle hole slot, can guide fixed pulley 2 conveniently to enter slotted eye, and 3-2 matches with fixed pulley axis, plays the effect of supporting fixed pulley 2.
The added 3-3 of described movable pulley is symmetrically arranged with ribbed stiffener, prevents from driving after fixed pulley 2-1 from rotating fixed pulley frame 2-2 rotation.
Described movable pulley undercarriage 3-4 is provided with the movable pulley axis hole, and movable pulley 3-1 is fixed on movable pulley undercarriage 3-4 by fixed pulley axis 3-2.
Described ward off rope device 3-5 is fixed on movable pulley undercarriage 3-4 by nut.
Figure 6 shows that anchor fitting of the present utility model and fixed pulley combination schematic diagram.
Described fixed pulley 2 can be connected on anchor fitting 7 by fixed shaft hole and anchor shaft 7-4, forms the fixed pulley group.
Figure 7 shows that fixed pulley of the present utility model and movable pulley device combination schematic diagram.
Described fixed pulley 2 matches with the V-type groove of the added 3-3 of movable pulley, forms running block.
Figure 8 shows that single multiplying power use schematic diagram of the present utility model.
Described fixed pulley 2 is comprised of 4 fixed pulley unit.
Fixed pulley unit in described fixed pulley 2 can part be connected with anchor fitting 7, remainder is connected with movable pulley device 3, the magnification transformable of assembly pulley just can be realized in the fixed pulley unit after conversion between anchor fitting 7 and movable pulley device 3.
Movable pulley 3-1 of the present utility model is larger than the diameter of fixed pulley 2-1, mutually interferes when avoiding moving.
The utility model can be changed assembly pulley easily between running block and fixed pulley group, and can also realize the variation of multiplying power by different array modes, saves man-hour, handled easily.
The above-mentioned embodiment of the utility model, just casehistory, be not only, all in the utility model scope or the change that is equal in scope of the present utility model all surrounded by the utility model.
Claims (9)
1. the combination type pulley group of a movable and fixed pulley conversion, is characterized in that: comprise anchor fitting (7), fixed pulley (2), movable pulley device (3) and end anchor fitting (6);
Described anchor fitting (7) comprises fixed mount (7-1) and anchor shaft (7-4), and fixed mount (7-1) lower end is provided with axis hole, and anchor shaft (7-4) can be fixed on fixed mount (7-1) by axis hole, and only axillare (7-3) locking is used at its two ends;
Described fixed pulley (2) comprises fixed pulley frame (2-2), fixed pulley axis (2-3) and fixed pulley (2-1), described fixed pulley frame (2-2) is two symmetrical plates, the top is provided with fixed shaft hole, the below is provided with the fixed pulley axis hole, fixed pulley (2-1) is fixed on fixed pulley frame (2-2) by fixed pulley axis (2-3), and only axillare locking is used at the two ends of fixed pulley axis (2-3);
Described movable pulley device (3) comprises movable pulley frame, movable pulley (3-1), movable pulley axle (3-2), described movable pulley frame is comprised of the movable pulley added (3-3) and the movable pulley undercarriage (3-4) that form the α angle along horizontal surface, described movable pulley added (3-3) is provided with paired " V " font semicircle hole slot, described movable pulley undercarriage (3-4) is provided with the movable pulley axis hole, and movable pulley (3-1) is fixed on movable pulley undercarriage (3-4) by fixed pulley axis (3-2);
Described fixed pulley (2) can be connected on anchor fitting (7) by fixed shaft hole and anchor shaft (7-4), forms the fixed pulley group; Also but the V-type groove of fixed pulley (2) added with movable pulley (3-3) matches, and forms running block.
2. the combination type pulley group of movable and fixed pulley according to claim 1 conversion, it is characterized in that: described end anchor fitting (6) comprises wireline adapter and bearing pin, bearing pin connecting steel wire ropes joint and anchor fitting (7) or movable pulley device (2).
3. the combination type pulley group of movable and fixed pulley according to claim 1 conversion, it is characterized in that: described anchor fitting (7) also comprises copper sheathing (7-2), described copper sheathing (7-2) is enclosed within on anchor shaft (7-4).
4. the combination type pulley group of movable and fixed pulley according to claim 1 conversion, it is characterized in that: described fixed pulley (2) also comprises radius stay (2-6) and gear rope bar (2-5), described radius stay (2-6) is provided with boss, two ends are provided with screw thread, on the fixed pulley frame (2-2) of fixed pulley (2-1) top, described gear rope bar (2-5) is located on the fixed pulley frame (2-2) of fixed pulley (2-1) both sides by nut locking.
5. the combination type pulley group of movable and fixed pulley according to claim 1 conversion, it is characterized in that: described movable pulley added (3-3) and movable pulley undercarriage (3-4) form along horizontal surface α angle is 10 °, and movable pulley added (3-3) is captiveed joint by bolt (3-6) with movable pulley undercarriage (3-4).
6. the combination type pulley group of movable and fixed pulley according to claim 1 conversion, it is characterized in that: described movable pulley device (3) also comprises ward off rope device (3-5), this ward off rope device (3-5) is fixed on movable pulley undercarriage (3-4) by nut.
7. the combination type pulley group of movable and fixed pulley according to claim 1 conversion, it is characterized in that: described movable pulley added (3-3) is symmetrically arranged with the ribbed stiffener that prevents from driving after fixed pulley (2-1) from rotating fixed pulley frame (2-2) rotation.
8. the combination type pulley group of according to claim 1 ~ 7 described movable and fixed pulleys of any one conversions is characterized in that: described fixed pulley (2) is comprised of 4 fixed pulley unit.
9. the combination type pulley group of movable and fixed pulley according to claim 8 conversion, it is characterized in that: the fixed pulley unit in described fixed pulley (2) can part be connected with anchor fitting (7), remainder is connected with movable pulley device (3), and the different different multiplying powers that are combined to form make up.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220507826 CN202924663U (en) | 2012-09-27 | 2012-09-27 | Combined type pulley block with movable pulley and fixed pulley shifted |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220507826 CN202924663U (en) | 2012-09-27 | 2012-09-27 | Combined type pulley block with movable pulley and fixed pulley shifted |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202924663U true CN202924663U (en) | 2013-05-08 |
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ID=48214646
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220507826 Expired - Fee Related CN202924663U (en) | 2012-09-27 | 2012-09-27 | Combined type pulley block with movable pulley and fixed pulley shifted |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202924663U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102849645A (en) * | 2012-09-27 | 2013-01-02 | 山东丰汇设备技术有限公司 | Movable pulley and fixed pulley transferable combined type pulley block |
-
2012
- 2012-09-27 CN CN 201220507826 patent/CN202924663U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102849645A (en) * | 2012-09-27 | 2013-01-02 | 山东丰汇设备技术有限公司 | Movable pulley and fixed pulley transferable combined type pulley block |
| CN102849645B (en) * | 2012-09-27 | 2015-04-15 | 山东丰汇设备技术有限公司 | Movable pulley and fixed pulley transferable combined type pulley block |
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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 |
Granted publication date: 20130508 Termination date: 20160927 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |