CN117228570A - Winch with safety control structure - Google Patents
Winch with safety control structure Download PDFInfo
- Publication number
- CN117228570A CN117228570A CN202311243388.3A CN202311243388A CN117228570A CN 117228570 A CN117228570 A CN 117228570A CN 202311243388 A CN202311243388 A CN 202311243388A CN 117228570 A CN117228570 A CN 117228570A
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- CN
- China
- Prior art keywords
- control structure
- winch
- safety control
- hoist
- telescopic shaft
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- 238000000034 method Methods 0.000 claims abstract description 8
- 230000008569 process Effects 0.000 claims abstract description 8
- 239000012530 fluid Substances 0.000 claims description 11
- 239000000126 substance Substances 0.000 claims description 11
- 239000010720 hydraulic oil Substances 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 abstract description 10
- 239000010959 steel Substances 0.000 abstract description 10
- 230000007246 mechanism Effects 0.000 abstract description 2
- 230000009471 action Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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- Pulleys (AREA)
Abstract
The invention discloses a winch with a safety control structure, which comprises a winch body, wherein a rope pressing conveying wheel set is arranged at the output end of the winch body, an eccentric hinging disc is arranged at the rotating shaft end of the rope pressing conveying wheel set, a hinging part is arranged at the end part of the winch body, a telescopic shaft assembly is arranged between the eccentric hinging disc and the hinging part, two chambers are arranged in the telescopic shaft assembly, a plurality of diversion holes are arranged between the two chambers, two pushing plates are arranged on the telescopic shaft assembly at intervals, a constant speed control safety structure is arranged at the output end of a steel rope, the condition that an object drops instantly after a winch mechanism system has a problem is prevented, the object is guaranteed to go on at a constant speed in the conveying process, the dropping is prevented, the stability of the object conveying is guaranteed, the safety of the winch in the using process is improved, and potential safety hazards are reduced.
Description
Technical Field
The present invention relates to a hoist, and more particularly, to a hoist having a safety control structure.
Background
The hoist is a device for lifting or pulling a weight by winding a wire around a drum, and can vertically lift the pulling weight by winding a wire around a drum to lift or pull the weight.
The existing winch has a certain defect in design: the braking effect of the brake is not ideal enough, the response of the upper and lower limit stop is slow, and the safety accident can be possibly caused; when a large article is lowered, if a brake system has a problem, the lowering speed reaches the maximum value, accidents are easy to cause, if the large article is lifted, the winch is required to realize the same speed lifting, the large article is ensured to be stable, and if the speed cannot be accurately controlled, potential safety hazards and the like are increased; in view of the above-mentioned shortcomings, the existing windlass is not ideal, so that it is necessary to improve the windlass, and a safety structure for ensuring uniform motion of the windlass needs to be designed.
Therefore, the existing hoist needs to be further improved.
Disclosure of Invention
The invention aims to provide a winch with a safety control structure, which can realize the advantages of ensuring uniform speed effect when large articles ascend and descend, limiting maximum speed, preventing potential safety hazards caused by instant descending of a braking system and the like.
In order to achieve the above purpose, the present invention adopts the following scheme:
the winch with the safety control structure comprises a winch body, a rope pressing conveying wheel set is arranged at the output end of the winch body, an eccentric hinging disc is arranged at the rotating shaft end of the rope pressing conveying wheel set, a hinging part is arranged at the end part of the winch body, a telescopic shaft assembly is arranged between the eccentric hinging disc and the hinging part, two cavities are arranged in the telescopic shaft assembly, a plurality of guide holes are formed between the two cavities, two pushing plates are arranged on the telescopic shaft assembly at intervals, one of the cavities is filled with fluid substances, and the two pushing plates push the fluid substances from one of the cavities to the other in the telescopic shaft assembly stretching process.
Further, the rope compacting conveying wheel set comprises a fixed wheel assembly and an elastic lower pressing wheel assembly which are arranged at the output end of the winch body.
Further, the fixed wheel assembly comprises a fixed wheel seat arranged at the output end of the winch body, and a fixed conveying wheel is arranged on the fixed wheel seat.
Further, the elastic lower pressing wheel component comprises a movable wheel seat arranged above the fixed wheel seat, a lower elastic guide component is arranged between the fixed wheel seat and the movable wheel seat, and a movable conveying wheel is arranged on the movable wheel seat.
Further, the eccentric hinging disc comprises a rotating disc arranged at the end part of the fixed conveying wheel, and an eccentric shaft is arranged on the end face of the rotating disc.
Further, the telescopic shaft assembly comprises an inner push rod hinged to the eccentric shaft, a sleeve is hinged to the hinged portion, and the inner push rod is movably installed in the sleeve.
Further, the fluid substance is hydraulic oil.
Further, two push plates are respectively arranged at the outer end part and the middle part of the inner push rod, an intermediate baffle is arranged between the two chambers, a plurality of flow guide holes are formed in the intermediate baffle, and the two push plates are respectively arranged in the two chambers.
In summary, compared with the prior art, the invention has the following beneficial effects:
the invention solves the defects existing in the existing windlass, has the advantages that the structure is provided with the uniform speed control safety structure at the output end of the steel rope, prevents the occurrence of the condition that an article drops instantly after the problem of a winch mechanism occurs, ensures the article to go on at a uniform speed in the conveying process, prevents the article from dropping, simultaneously ensures the stability of article conveying, improves the safety of the windlass in the using process, reduces the potential safety hazard, and has simple structure and convenient use.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a schematic diagram of the structure of the present invention;
FIG. 3 is a schematic view of a part of the structure of the present invention;
FIG. 4 is a second partial schematic view of the present invention;
fig. 5 is a left side view of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-5, the invention provides a winch with a safety control structure, which comprises a winch body 1, wherein a rope compressing and conveying wheel set 2 is arranged at the output end of the winch body 1, an eccentric hinging disc 3 is arranged at the rotating shaft end of the rope compressing and conveying wheel set 2, a hinging part 4 is arranged at the end of the winch body 1, a telescopic shaft assembly 5 is arranged between the eccentric hinging disc 3 and the hinging part 4, two chambers 6 are arranged in the telescopic shaft assembly 5, a plurality of diversion holes 7 are arranged between the two chambers 6, two pushing plates 8 are arranged on the telescopic shaft assembly 5 at intervals, one of the chambers 6 is filled with fluid substances, and in the telescopic shaft assembly 5 telescoping process, the two pushing plates 8 push the fluid substances from one of the chambers 6 to the other chamber 6; when the winch is in operation, a steel rope is output from the output end of the winch body 1, is linked to the rope pressing and conveying wheel set 2, and is pressed and conveyed on the upper surface and the lower surface of the steel rope, at the moment, the surface of the steel rope is tightly attached to the rope pressing and conveying wheel set 2 in the rotating process, and the steel rope is output or input, at the moment, the rope pressing and conveying wheel set 2 is used as a speed limiting connecting part of the steel rope, the rotating speed of the rope pressing and conveying wheel set 2 influences the conveying speed of the steel rope, and the faster the rotating speed is, the higher the conveying efficiency of the steel rope is, so that the maximum value of the rotating speed of the rope pressing and conveying wheel set 2 is required to be limited;
at this time, the telescopic shaft assembly 5 is provided, the telescopic shaft assembly 5 is hinged to the hinge part 4, and the other end of the telescopic shaft assembly 5 is hinged to the eccentric hinge plate 3;
the eccentric hinging disc 3 rotates along with the rotation of the rope pressing conveying wheel set 2 to realize synchronous rotation;
each time the eccentric hinging disc 3 rotates, the telescopic shaft assembly 5 is driven to complete one telescopic action, so that the maximum telescopic action speed of the telescopic shaft assembly 5 needs to be controlled;
at this time, two chambers 6 and a plurality of diversion holes 7 communicating with the two chambers 6 are provided inside the telescopic shaft assembly 5;
the two pushing plates 8 move synchronously and reciprocally in the corresponding chambers 6 along with the expansion and contraction of the telescopic shaft assembly 5, and push the fluid substances in the chambers from one chamber 6 to the other chamber 6, and at the moment, the fluid substance flow speed is limited due to the size limitation of the flow guide holes 7, so that the maximum speed limitation of connecting the rope pressing and conveying wheel set 2 with the steel rope output and input is realized.
The rope compacting and conveying wheel set 2 comprises a fixed wheel assembly 201 and an elastic lower pressing wheel assembly 202 which are arranged at the output end of the winch body 1.
The fixed sheave assembly 201 of the present invention includes a fixed sheave seat 2011 disposed at an output end of the hoist body 1, and a fixed conveying sheave 2012 is mounted on the fixed sheave seat 2011.
The elastic lower pressing wheel assembly 202 of the present invention includes a movable wheel seat 2021 disposed above the fixed wheel seat 2011, a pressing elastic guiding assembly 2022 is disposed between the fixed wheel seat 2011 and the movable wheel seat 2021, and a movable conveying wheel 2023 is mounted on the movable wheel seat 2021.
The eccentric hinging disc 3 comprises a rotary disc 301 arranged at the end part of the fixed conveying wheel 2012, and an eccentric shaft 302 is arranged at the end surface of the rotary disc 301.
The telescopic shaft assembly 5 comprises an inner push rod 501 hinged on the eccentric shaft 302, a sleeve 502 is hinged on the hinge part 4, and the inner push rod 501 is movably arranged in the sleeve 502.
The fluid substance is hydraulic oil.
In the invention, two pushing plates 8 are respectively arranged at the outer end part and the middle part of the inner push rod 501, a middle baffle plate 100 is arranged between two chambers 6, a plurality of flow guide holes 7 are arranged on the middle baffle plate 100, and two pushing plates 8 are respectively arranged in two chambers 6.
While there has been shown and described what is at present considered to be the fundamental principles and the main features of the invention and the advantages thereof, it will be understood by those skilled in the art that the present invention is not limited to the foregoing embodiments, but is described in the foregoing description merely illustrates the principles of the invention, and various changes and modifications may be made therein without departing from the spirit and scope of the invention as hereinafter claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides a hoist engine that possesses safety control structure, includes hoist engine body (1), its characterized in that: the winch is characterized in that a rope compressing conveying wheel set (2) is arranged at the output end of the winch body (1), an eccentric hinging disc (3) is arranged at the rotating shaft end of the rope compressing conveying wheel set (2), a hinging part (4) is arranged at the end of the winch body (1), a telescopic shaft assembly (5) is arranged between the eccentric hinging disc (3) and the hinging part (4), two cavities (6) are arranged in the telescopic shaft assembly (5), a plurality of guide holes (7) are formed between the two cavities (6), two pushing plates (8) are arranged on the telescopic shaft assembly (5) at intervals, fluid substances are filled in one cavity (6), and in the telescopic shaft assembly (5) stretching process, the two pushing plates (8) push the fluid substances from one cavity (6) to the other cavity (6).
2. The hoist with a safety control structure according to claim 1, characterized in that: the rope compacting conveying wheel set (2) comprises a fixed wheel assembly (201) and an elastic lower pressing wheel assembly (202) which are arranged at the output end of the winch body (1).
3. The hoist with a safety control structure according to claim 2, characterized in that: the fixed wheel assembly (201) comprises a fixed wheel seat (2011) arranged at the output end of the winch body (1), and a fixed conveying wheel (2012) is arranged on the fixed wheel seat (2011).
4. A hoist with a safety control structure according to claim 3, characterized in that: the elastic lower pressing wheel assembly (202) comprises a movable wheel seat (2021) arranged above the fixed wheel seat (2011), a lower elastic guide assembly (2022) is arranged between the fixed wheel seat (2011) and the movable wheel seat (2021), and a movable conveying wheel (2023) is arranged on the movable wheel seat (2021).
5. The hoist with a safety control structure according to claim 4, characterized in that: the eccentric hinging disc (3) comprises a rotary disc (301) arranged at the end part of the fixed conveying wheel (2012), and an eccentric shaft (302) is arranged on the end face of the rotary disc (301).
6. The hoist with a safety control structure according to claim 5, characterized in that: the telescopic shaft assembly (5) comprises an inner push rod (501) hinged to the eccentric shaft (302), a sleeve (502) is hinged to the hinge part (4), and the inner push rod (501) is movably installed in the sleeve (502).
7. The hoist with a safety control structure according to claim 6, characterized in that: the fluid substance is hydraulic oil.
8. The hoist with a safety control structure according to claim 6, characterized in that: two push plates (8) are respectively arranged at the outer end part and the middle part of the inner push rod (501), an intermediate baffle (100) is arranged between the two chambers (6), a plurality of flow guide holes (7) are formed in the intermediate baffle (100), and two push plates (8) are respectively arranged in the two chambers (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311243388.3A CN117228570A (en) | 2023-09-22 | 2023-09-22 | Winch with safety control structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311243388.3A CN117228570A (en) | 2023-09-22 | 2023-09-22 | Winch with safety control structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117228570A true CN117228570A (en) | 2023-12-15 |
Family
ID=89082298
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311243388.3A Pending CN117228570A (en) | 2023-09-22 | 2023-09-22 | Winch with safety control structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117228570A (en) |
-
2023
- 2023-09-22 CN CN202311243388.3A patent/CN117228570A/en active Pending
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |