CN211644448U - Hydraulic brake type winch - Google Patents
Hydraulic brake type winch Download PDFInfo
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- CN211644448U CN211644448U CN201921953310.XU CN201921953310U CN211644448U CN 211644448 U CN211644448 U CN 211644448U CN 201921953310 U CN201921953310 U CN 201921953310U CN 211644448 U CN211644448 U CN 211644448U
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Abstract
The utility model provides a hydraulic brake formula hoist engine, including reel, braking circle, two brake bands and two brake pistons, reel and two braking circle fixed connection is a whole, two the axial of braking circle is equipped with one and passes two the pivot of braking circle, the pivot both ends support respectively on the axle support and connect in on the reduction gear, two brake bands encircle two respectively the braking circle, and all have an opening, and two openings part all are equipped with the brake piston. The utility model has the advantages that: the piston cylinder of the brake piston and the movable rod are fixedly connected to two ends of an opening of the brake band respectively, hydraulic pipes are connected to two ends of the brake piston, high-pressure liquid is introduced into the left cavity and the right cavity of the piston through the hydraulic pipes to achieve extension and retraction of the piston rod, so that the brake band can be loosened and tightly held on a brake ring, hydraulic brake of the winch is achieved, the brake structure is simple, brake force of the brake band is large, and brake is firm and reliable.
Description
Technical Field
The utility model relates to a hoist engine field especially relates to a hydraulic braking formula hoist engine.
Background
A winch is a hoisting device that hoists or pulls a heavy object by winding a steel wire rope or a chain around a drum, and is also called a winch. The brake system is an important component and is used for locking the winding drum after the winch lifts or hangs a heavy object to a specified position so as to lock the heavy object to the specified position, and the gravity of the heavy object can be converted into a torque load of the winding drum because a steel wire rope or a chain hung with the heavy object is wound on the winding drum; in the field of drilling, a winch of a drilling machine needs to drop a plurality of drill rods, and a winding drum of the winch needs to bear a large torque load, so that a brake system applied to the winch of the drilling machine needs to provide a large braking force; the braking mode of the existing winch mostly adopts a hand brake lever type brake and an electromagnetic band brake type brake, but the winch adopting the two braking modes has a complex braking structure, and the braking force is difficult to meet the requirement, so the braking structure of the existing winch needs to be improved, and the existing winch can provide enough braking force.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a hydraulic brake type winch, which comprises a base, a winding drum, two brake rings, two brake bands and two brake pistons, wherein the two ends of the base are respectively provided with a speed reducer and a shaft support, the winding drum is located between the two brake rings and is fixedly connected with the two brake rings into a whole, the two brake rings are axially provided with a rotating shaft passing through the two brake rings, one end of the rotating shaft passes through the shaft support and is rotatably supported in the shaft support, the other end of the rotating shaft is connected to an output shaft of the speed reducer through a coupling, the rotating shaft is used for driving the brake rings and the winding drum to rotate, the base is further fixedly provided with two fixing plates, the two fixing plates are respectively provided with a brake band, the two brake bands are both provided with an open circular ring shape on the upper portion, the two brake bands respectively encircle the brake rings, the two brake rings are respectively provided with a brake piston at the open portions of the two brake rings, the brake piston comprises a piston cylinder, a piston body and a piston rod, the piston body and the piston rod are fixedly connected into a whole, the piston body is positioned in the piston cylinder and divides a cavity in the piston cylinder into a left cavity and a right cavity, the piston rod penetrates through the right end of the piston cylinder and extends out of the piston cylinder, the piston cylinder and the piston rod are respectively and fixedly connected to two ends of an opening of the brake ring, a first hydraulic hole is arranged at the left end of the piston cylinder, a first hydraulic pipe is connected outside the first hydraulic hole, the first hydraulic pipe is communicated with the left cavity through the first hydraulic hole, a second hydraulic hole is axially arranged on the piston rod, a third hydraulic hole penetrating through the piston rod is radially arranged, the left end of the second hydraulic hole is communicated with the third hydraulic hole, the right end of the second hydraulic pipe is connected with a second hydraulic pipe, and the second hydraulic pipe is communicated with the right cavity through the second hydraulic hole and the third hydraulic hole, the left end of the first hydraulic pipe and the right end of the second hydraulic pipe are both connected with a hydraulic pipeline.
Furthermore, a belt wheel is arranged on the outer side of the speed reducer, the belt wheel is connected to the speed reducer, and the belt wheel is used for driving the rotating shaft to rotate through the speed reducer.
Further, the reel with the brake collar is cylindrical, the brake collar radius is greater than the reel radius, the reel with the brake collar coaxial arrangement.
Furthermore, a brake friction block is arranged on the inner side of the brake band.
The utility model relates to a hydraulic brake formula hoist engine's beneficial effect does: the piston cylinder of the brake piston and the movable rod are fixedly connected to two ends of an opening of the brake belt respectively, hydraulic pipes are connected to two ends of the brake piston, high-pressure liquid is introduced into the left cavity and the right cavity of the piston through the hydraulic pipes to achieve extension and retraction of the piston rod, so that the brake belt can be loosened and tightly held on a brake ring, hydraulic brake of the winch is achieved, and the brake is simple in structure, large in brake force and firm and reliable in brake.
Drawings
Fig. 1 is a schematic view of the overall structure of a hydraulic brake type winch according to the present invention;
FIG. 2 is a schematic sectional view of the brake piston 7 of FIG. 1;
in the figure: 1-base, 2-axle support, 3-rotating axle, 4-winding drum, 41-brake ring, 5-brake belt, 51-fixing plate, 6-speed reducer, 61-belt wheel, 7-brake piston, 71-piston cylinder, 72-first hydraulic hole, 73-piston rod, 74-piston body, 75-second hydraulic hole, 76-third hydraulic hole, 77-left cavity, 78-right cavity, 81-first hydraulic pipe, 82-second hydraulic pipe.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be further described below with reference to the accompanying drawings.
Referring to fig. 1, a hydraulic brake type winch includes a base 1, a winding drum 4, two brake rings 41, two brake bands 5, and two brake pistons 7, where the base 1 is two rectangular blocks, the base 1 is provided with a shaft support 2 and a speed reducer 6, the shaft support 2 and the speed reducer 6 are respectively disposed at two ends of the base 1, the brake rings 41 and the winding drum 4 are cylinders, the radius of the brake rings 41 is greater than that of the winding drum 4, the two brake rings 41 are disposed at two ends of the winding drum 4, and the two brake rings 41 and the winding drum 4 are coaxially disposed and fixedly connected to form a whole and form a dumbbell-shaped structure.
Two the axial of brake circle 41 is equipped with one and passes two the pivot 3 of brake circle, the one end of pivot 3 pass axle support 2 and rotatable support in axle support 2, the other end pass through the coupling joint in on the output shaft of reduction gear 6, pivot 3 is used for driving brake circle 41 with reel 4 rotates, a band pulley 61 has in the reduction gear 6 outside, band pulley 61 rotates and drives reduction gear 6 output shaft rotates, thereby makes pivot 3 drive brake circle 41 with reel 4 rotates.
The base 1 is further fixedly provided with two fixing plates 51, the two fixing plates 51 are arranged in parallel and are respectively positioned below the two brake band rings 41, the two fixing plates 51 are respectively provided with a brake band 5, the upper parts of the two brake bands 5 are both provided with an open circular ring, the two brake bands 5 respectively surround the brake rings 41, a gap is formed between the brake bands 5 and the brake rings 41, and preferentially, the inner sides of the brake bands 5 are provided with brake friction blocks; the opening of the two brake rings 41 is respectively provided with a brake piston 7.
Referring to fig. 2, the brake piston 7 includes a piston cylinder 71, a piston body 74 and a piston rod 73, the piston body 74 and the piston rod 73 are fixedly connected as a whole, the piston body 74 is located in the piston cylinder 71 and divides a cavity in the piston cylinder 71 into a left cavity 77 and a right cavity 78, the piston rod 73 passes through a right end of the piston cylinder 71 and extends out of the piston cylinder 71, the piston cylinder 71 and the piston rod 73 are respectively and fixedly connected to two ends of an opening of the brake ring 41, a first hydraulic hole 72 is formed at a left end of the piston cylinder 71, a first hydraulic pipe 81 is connected to an outside of the first hydraulic hole 72, the first hydraulic pipe 81 is communicated with the left cavity 77 through the first hydraulic hole 72, a second hydraulic hole 75 is axially formed on the piston rod 73, a third hydraulic hole 76 is radially formed through the piston rod 73, and a left end of the second hydraulic hole 75 is communicated with the third hydraulic hole 76, the right end of the piston cylinder is connected with a second hydraulic pipe 82, the second hydraulic pipe 82 is communicated with the right cavity 78 through the second hydraulic hole 75 and the third hydraulic hole 76, the first hydraulic pipe 81 and the second hydraulic pipe 82 are both connected with a hydraulic pipeline, high-pressure liquid is introduced into the left cavity 77 through the first hydraulic pipe 81, the piston body 73 is pushed by the high-pressure liquid to move to the right, the liquid in the right cavity 78 is discharged from the second hydraulic pipe 82 through the second hydraulic hole 75 and the third hydraulic hole 76, at this time, the piston rod 73 extends out of the piston cylinder 71 from the inside to the outside, two ends of an opening of the brake band 5 are far away from each other, and the brake band 5 is opened; on the contrary, the second hydraulic pipe 82 leads high-pressure liquid into the right cavity 78, the high-pressure liquid pushes the piston body 73 to move to the left, the liquid in the left cavity 77 is discharged from the first hydraulic pipe 81 through the first hydraulic hole 72, at this time, the piston rod 73 retracts from the outside to the inside in the piston cylinder 71, and the two ends of the brake band 5 are close to each other to hold the brake ring 41 tightly, so that the winding drum 4 is braked tightly.
Referring to fig. 1 and 2, the working process of the hydraulic brake type winch of the present invention is as follows: the belt wheel 61 of the speed reducer 6 is driven by a belt to rotate, so that the winding drum 4 is driven to rotate through the rotating shaft 3, winding and unwinding of a cable wound on the winding drum 4 are realized, when braking is needed, the second hydraulic pipe 82 is communicated with a high-pressure liquid pipeline, the high-pressure liquid enters the left cavity 71, the piston rod 73 retracts into the piston cylinder 71 under the action of the high-pressure liquid, and the brake band 5 tightly holds the brake ring 41 so as to brake the winding drum 4; when the reel 4 needs to be loosened, the first hydraulic pipe 81 is communicated with the high-pressure liquid pipeline.
In this document, the terms front, back, upper and lower are used to define the components in the drawings and the positions of the components relative to each other, and are used for clarity and convenience of the technical solution. It is to be understood that the use of the directional terms should not be taken to limit the scope of the claims.
The features of the embodiments and embodiments described herein above may be combined with each other without conflict.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (4)
1. The utility model provides a hydraulic brake formula hoist engine which characterized in that: including base, reel, two brake rings, two brake bands and two brake pistons, the base both ends are equipped with reduction gear and axle support respectively, the reel is located two between the brake ring and with two brake ring fixed connection is a whole, two the axial of brake ring is equipped with one and passes two the pivot of brake ring, the one end of pivot pass axle support and rotatable support in the axle support, the other end pass through the coupling joint in on the output shaft of reduction gear, the pivot is used for driving brake ring with the reel rotates, still fixedly on the base be equipped with two fixed plates, two be equipped with a brake band on the fixed plate respectively, two the brake band is that upper portion has an opening ring shape, two the brake band encircles one respectively the brake ring, two the opening part of brake ring is equipped with a brake piston respectively, the brake piston includes piston cylinder, The brake device comprises a piston body and a piston rod, wherein the piston body and the piston rod are fixedly connected into a whole, the piston body is positioned in the piston cylinder and divides a cavity in the piston cylinder into a left cavity and a right cavity, the piston rod penetrates through the right end of the piston cylinder and extends out of the piston cylinder, the piston cylinder and the piston rod are respectively and fixedly connected to two ends of an opening of a brake ring, a first hydraulic hole is arranged at the left end of the piston cylinder, a first hydraulic pipe is connected outside the first hydraulic hole and is communicated with the left cavity through the first hydraulic hole, a second hydraulic hole is axially arranged on the piston rod, a third hydraulic hole penetrating through the piston rod is radially arranged, the left end of the second hydraulic hole is communicated with the third hydraulic hole, the right end of the second hydraulic hole is connected with a second hydraulic pipe, and the second hydraulic pipe is communicated with the right cavity through the second hydraulic hole and the third hydraulic hole, the left end of the first hydraulic pipe and the right end of the second hydraulic pipe are both connected with a hydraulic pipeline.
2. The hydraulic brake type hoist as claimed in claim 1, wherein: the outer side of the speed reducer is provided with a belt wheel, the belt wheel is connected to the speed reducer, and the belt wheel is used for driving the rotating shaft to rotate through the speed reducer.
3. The hydraulic brake type hoist as claimed in claim 1, wherein: the reel with the brake collar is cylindrical, the brake collar radius is greater than the reel radius, the reel with the brake collar is coaxial to be set up.
4. The hydraulic brake type hoist as claimed in claim 1, wherein: and a brake friction block is arranged on the inner side of the brake band.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921953310.XU CN211644448U (en) | 2019-11-12 | 2019-11-12 | Hydraulic brake type winch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921953310.XU CN211644448U (en) | 2019-11-12 | 2019-11-12 | Hydraulic brake type winch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211644448U true CN211644448U (en) | 2020-10-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921953310.XU Active CN211644448U (en) | 2019-11-12 | 2019-11-12 | Hydraulic brake type winch |
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| CN (1) | CN211644448U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117682008A (en) * | 2024-02-01 | 2024-03-12 | 中交第一航务工程局有限公司 | Auxiliary mechanism for telescopic anchor pulling device of tug and tug |
-
2019
- 2019-11-12 CN CN201921953310.XU patent/CN211644448U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117682008A (en) * | 2024-02-01 | 2024-03-12 | 中交第一航务工程局有限公司 | Auxiliary mechanism for telescopic anchor pulling device of tug and tug |
| CN117682008B (en) * | 2024-02-01 | 2024-05-28 | 中交第一航务工程局有限公司 | Auxiliary mechanism for telescopic anchor pulling device of tug and tug |
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