CN211871241U - Manual-automatic switching hoisting winch - Google Patents
Manual-automatic switching hoisting winch Download PDFInfo
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- CN211871241U CN211871241U CN201922487561.XU CN201922487561U CN211871241U CN 211871241 U CN211871241 U CN 211871241U CN 201922487561 U CN201922487561 U CN 201922487561U CN 211871241 U CN211871241 U CN 211871241U
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Abstract
The utility model discloses a manual hoist winch that switches has designed manual, the gear mechanism of electronic switching, can realize following three kinds of states, conveniently switches, has improved the operating efficiency, provides wider application scene. A unique counting mechanism is designed, and comprises a counter and a gear, wherein the gear is coaxially connected with a pulley, the gear is simultaneously provided with an output shaft, and the output shaft is connected with the counter; the number of rotation turns of the pulley is transmitted to a counter after the gear changes speed, and the release or recovery height of the cable can be obtained according to the number of rotation turns obtained by the counter and the circumference of the pulley; the limit protection mechanism comprises a limit ring and a power-off protection device, the rear end of the limit ring is connected with the power-off protection device through a rotating shaft, a mooring rope with a load cannot pass through the limit ring after reaching the limit position of the limit ring, the rotating shaft rotates to trigger the power-off protection device, and the safety of the whole system is improved.
Description
Technical Field
The utility model relates to a technical field is equipped to the ocean technology, particularly, relates to the winch that lifts by crane of manual self-switching.
Background
With the exploration and development of the ocean field, more and more facilities and equipment need to be placed under water for a long time. And the corresponding need for periodic recovery and maintenance of these subsea equipment. The equipment is fished and recovered to be a problem because the equipment is arranged on the underwater seabed. Divers are usually required to launch operations in shallow water areas; and the deep water area is operated by adopting an underwater robot, and then the equipment is lifted out of the water surface by a construction ship for corresponding maintenance or recovery. No matter a diver or an underwater robot, a lot of corresponding supporting equipment is needed for one-time running, the cost is high, and the time and the labor are wasted.
At present, the device for releasing and recovering underwater equipment mainly transfers or pulls the equipment out of the water surface by a method of driving a mooring rope by a floating ball, and the following problems are mainly common in the releasing and recovering process of the mooring rope: the release or recovery height cannot be obtained in time; the potential safety hazard exists when the cable is recovered to the limit state.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a hoist winch that lifts by crane of hand from switching, its specific scheme is as follows:
the hand-operated and self-switching hoisting winch comprises an operating platform 1, a gear mechanism 2, a hand-operated device 3, a cable frame 4 and a motor 5, wherein the gear mechanism 2, the hand-operated device 3, the cable frame 4 and the motor 5 are arranged on the operating platform 1; the rear end of the telescopic arm 6 is arranged on the operating platform 1, the front end is provided with a pulley mechanism 7, a counting mechanism 8 and a limit protection mechanism 9, wherein,
the gear mechanism 2 includes a first gear 201; a second gear 202; a third gear 203; a fourth gear 204; a fifth gear 205;
the first gear 201 is arranged at two sides of the cable frame 4, a cable is wound on the cable frame 4, and the first gear 201 is a direct power mechanism for driving the cable frame 4 to rotate;
the hand cranking device 3 comprises a hand cranking shaft and a handle, a second gear 202 and a third gear 203 are sequentially arranged on the hand cranking shaft from left to right, and the third gear 203 is a one-way airplane wheel;
a clutch box fixed on the operation table 1 is arranged below the hand-operated shaft, a clutch shaft is arranged in the clutch box, a fourth gear 204 and a fifth gear 205 are sequentially arranged on the clutch shaft from left to right, a handle is arranged on the clutch shaft, and the clutch shaft can be driven by the handle to transversely move in the clutch box, so that the engagement between different gears of the gear mechanism 2 is switched.
Further, the pulley mechanism 7 includes a pulley 701 and a pulley cover 702; the pulley cover 702 comprises an arc-shaped structure which covers the top of the pulley 701 and can be opened along one side, and an opening for a cable to pass through is formed in the arc-shaped structure;
the limiting protection mechanism 9 comprises a limiting ring 901 and a power-off protection device 902, the rear end of the limiting ring 901 is connected with the power-off protection device 902 through a rotating shaft, and the power-off protection device 902 is triggered by the rotation of the rotating shaft;
the counting mechanism 8 comprises a counter 801 and a gear 802, wherein the gear 802 is coaxially connected with the pulley 701, the gear 802 is simultaneously provided with an output shaft, and the output shaft is connected with the counter 801;
further, the bottom of the operation table 1 is provided with a support upright 10 and a base 11.
Further, the opening of the pulley cover 702 is an L-shaped structure.
The utility model has the advantages of that:
the gear mechanism with manual and electric switching is designed, and the following three states can be realized: the switching is convenient, the operation efficiency is improved, and a wider application scene is provided.
State one, hand state: pushing a handle on the clutch shaft to enable the first gear 201 to be meshed with the fifth gear 205, enabling the second gear 202 to be meshed with the fourth gear 204, enabling the second gear 202 to drive the fourth gear 204 when the rocker swings, enabling the fourth gear 204 and the fifth gear 205 to coaxially move, and enabling the fifth gear 205 to drive the first gear 201 to rotate;
and in the second state, completely emptying, and rotationally releasing or recovering by driving a motor: pushing the handle on the clutch shaft frees the first gear 201 to rotate: the second gear 202 is positioned between the fourth gear 204 and the fifth gear 205, is not meshed and is controlled by a hand brake mechanism;
state three, load-stall state: the handle on the clutch shaft is pushed to enable the first gear 201 to be meshed with the third gear 203, the first gear 201 is loaded, the first gear 201 stops and cannot be automatically released, and the third gear 203 is a one-way wheel and cannot be reversely rotated due to the clamping force of the one-way wheel.
The special counting mechanism comprises a counter and a gear, wherein the gear is coaxially connected with the pulley, and is also provided with an output shaft which is connected with the counter; the number of rotation turns of the pulley is transmitted to a counter after the gear changes speed, and the release or recovery height of the cable can be obtained according to the number of rotation turns obtained by the counter and the circumference of the pulley;
the limit protection mechanism comprises a limit ring and a power-off protection device, the rear end of the limit ring is connected with the power-off protection device through a rotating shaft, a mooring rope with a load cannot pass through the limit ring after reaching the limit position of the limit ring, the rotating shaft rotates to trigger the power-off protection device, and the safety of the whole system is improved.
The opening of the pulley cover is of an L-shaped structure, and after the pulley cover is turned over, the stroke of the mooring rope in the opening is blocked, so that the safety of the releasing and recovering processes is ensured to a certain extent.
Drawings
Fig. 1 is a schematic structural view of the manual-automatic switching hoisting winch of the present invention;
FIG. 2 is a schematic structural view of a gear mechanism of the hand-switching hoisting winch of the present invention;
fig. 3 is a first partially enlarged schematic structural view of the manual switching hoisting winch of the present invention;
fig. 4 is a second partial enlarged structural schematic view of the manual-automatic switching hoisting winch of the present invention;
fig. 5 is a third partial enlarged structural schematic view of the hoisting winch with manual-automatic switching according to the present invention;
fig. 6 is an enlarged schematic view of the pulley cover of the hoisting winch of the present invention with manual switching.
Reference numbers in the figures:
an operation table 1, a gear mechanism 2, a first gear 201; a second gear 202; a third gear 203; a fourth gear 204; a fifth gear 205; the device comprises a hand cranking device 3, a cable frame 4, a motor 5, a telescopic arm 6, a pulley mechanism 7, a pulley 701, a pulley cover 702, a counting mechanism 8, a counter 801, a gear 802, a limiting protection mechanism 9, a limiting ring 901, a power-off protection device 902, a supporting upright post 10 and a base 11.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-6, the hoisting winch with manual-automatic switching comprises an operation table 1, a gear mechanism 2 arranged on the operation table 1, a hand-operated device 3, a cable frame 4 and a motor 5; the rear end of the telescopic arm 6 is arranged on the operating platform 1, the front end is provided with a pulley mechanism 7, a counting mechanism 8 and a limit protection mechanism 9, wherein,
the gear mechanism 2 includes a first gear 201; a second gear 202; a third gear 203; a fourth gear 204; a fifth gear 205;
the first gear 201 is arranged at two sides of the cable frame 4, a cable is wound on the cable frame 4, and the first gear 201 is a direct power mechanism for driving the cable frame 4 to rotate;
the hand cranking device 3 comprises a hand cranking shaft and a handle, a second gear 202 and a third gear 203 are sequentially arranged on the hand cranking shaft from left to right, and the third gear 203 is a one-way airplane wheel;
a clutch box fixed on the operation table 1 is arranged below the hand-operated shaft, a clutch shaft is arranged in the clutch box, a fourth gear 204 and a fifth gear 205 are sequentially arranged on the clutch shaft from left to right, a handle is arranged on the clutch shaft, and the clutch shaft can be driven by the handle to transversely move in the clutch box, so that the engagement between different gears of the gear mechanism 2 is switched.
When in use, the utility model can be set into different use states according to the requirements:
state one, hand state: pushing a handle on the clutch shaft to enable the first gear 201 to be meshed with the fifth gear 205, enabling the second gear 202 to be meshed with the fourth gear 204, enabling the second gear 202 to drive the fourth gear 204 when the rocker swings, enabling the fourth gear 204 and the fifth gear 205 to coaxially move, and enabling the fifth gear 205 to drive the first gear 201 to rotate;
and in the second state, completely emptying, and rotationally releasing or recovering by driving a motor: pushing the handle on the clutch shaft frees the first gear 201 to rotate: the second gear 202 is positioned between the fourth gear 204 and the fifth gear 205, is not meshed and is controlled by a hand brake mechanism;
state three, load-stall state: the handle on the clutch shaft is pushed to enable the first gear 201 to be meshed with the third gear 203, the first gear 201 is loaded, the first gear 201 stops and cannot be automatically released, and the third gear 203 is a one-way wheel and cannot be reversely rotated due to the clamping force of the one-way wheel.
The pulley mechanism 7 comprises a pulley 701 and a pulley cover 702; the pulley cover 702 comprises an arc-shaped structure which covers the top of the pulley 701 and can be opened along one side, and an opening for a cable to pass through is formed in the arc-shaped structure;
the limiting protection mechanism 9 comprises a limiting ring 901 and a power-off protection device 902, the rear end of the limiting ring 901 is connected with the power-off protection device 902 through a rotating shaft, and the power-off protection device 902 is triggered by the rotation of the rotating shaft; the limit protection mechanism comprises a limit ring and a power-off protection device, the rear end of the limit ring is connected with the power-off protection device through a rotating shaft, a mooring rope with a load cannot pass through the limit ring after reaching the limit position of the limit ring, the rotating shaft rotates to trigger the power-off protection device, and the safety of the whole system is improved.
The counting mechanism 8 comprises a counter 801 and a gear 802, wherein the gear 802 is coaxially connected with the pulley 701, the gear 802 is simultaneously provided with an output shaft, and the output shaft is connected with the counter 801; a unique counting mechanism is designed, and comprises a counter and a gear, wherein the gear is coaxially connected with a pulley, the gear 802 is simultaneously provided with an output shaft, and the output shaft is connected with the counter; the number of rotation turns of the pulley is transmitted to a counter after the gear changes speed, and the release or recovery height of the cable can be obtained according to the number of rotation turns obtained by the counter and the circumference of the pulley;
in a preferred scheme, a supporting upright post 10 and a base 11 are arranged at the bottom of the operating platform 1.
Preferably, the opening of the pulley housing 702 is an L-shaped structure. The opening of the pulley cover 702 is of an L-shaped structure, and after the pulley cover is turned over, the travel of the cable in the opening is blocked, so that the safety of the releasing and recovering processes is ensured to a certain extent.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The hand-self switching hoisting winch is characterized by comprising an operation table (1), a gear mechanism (2) arranged on the operation table (1), a hand-cranking device (3), a cable frame (4) and a motor (5); the rear end of the telescopic arm (6) is arranged on the operating platform (1), the front end is provided with a pulley mechanism (7), a counting mechanism (8) and a limit protection mechanism (9), wherein,
the gear mechanism (2) comprises a first gear (201); a second gear (202); a third gear (203); a fourth gear (204); a fifth gear (205);
the first gear (201) is arranged on two sides of the cable frame (4), a cable is wound on the cable frame (4), and the first gear (201) is a direct power mechanism driving the cable frame (4) to rotate; a hand brake mechanism is arranged on the first gear (201) on one side;
the hand cranking device (3) comprises a hand cranking shaft and a handle, a second gear (202) and a third gear (203) are sequentially arranged on the hand cranking shaft from left to right, and the third gear (203) is a one-way airplane wheel;
a clutch box fixed on the operating table (1) is arranged below the hand-cranking shaft, a clutch shaft is arranged in the clutch box, a fourth gear (204) and a fifth gear (205) are sequentially arranged on the clutch shaft from left to right, a handle is arranged on the clutch shaft, and the clutch shaft can be driven by the handle to transversely move in the clutch box, so that the engagement between different gears of the gear mechanism (2) is switched.
2. The hand-switched hoisting winch of claim 1, wherein: the pulley mechanism (7) comprises a pulley (701) and a pulley cover (702); the pulley cover (702) comprises an arc-shaped structure which covers the top of the pulley (701) and can be opened along one side, and an opening for a cable to pass through is formed in the arc-shaped structure;
the limiting protection mechanism (9) comprises a limiting ring (901) and a power-off protection device (902), the rear end of the limiting ring (901) is connected with the power-off protection device (902) through a rotating shaft, and the power-off protection device (902) is triggered through rotation of the rotating shaft;
the counting mechanism (8) comprises a counter (801) and a gear (802), the gear (802) is coaxially connected with the pulley (701), the gear (802) is simultaneously provided with an output shaft, and the output shaft is connected with the counter (801).
3. The hand-switched hoisting winch of claim 1, wherein: the bottom of the operating platform (1) is provided with a supporting upright post (10) and a base (11).
4. The hand-switched hoisting winch of claim 2, wherein: the opening of the pulley cover (702) is of an L-shaped structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922487561.XU CN211871241U (en) | 2019-12-31 | 2019-12-31 | Manual-automatic switching hoisting winch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922487561.XU CN211871241U (en) | 2019-12-31 | 2019-12-31 | Manual-automatic switching hoisting winch |
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| Publication Number | Publication Date |
|---|---|
| CN211871241U true CN211871241U (en) | 2020-11-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922487561.XU Active CN211871241U (en) | 2019-12-31 | 2019-12-31 | Manual-automatic switching hoisting winch |
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| CN (1) | CN211871241U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023279784A1 (en) * | 2021-07-06 | 2023-01-12 | 珠海云洲智能科技股份有限公司 | Disengagement mechanism, lifting apparatus, and navigation device |
-
2019
- 2019-12-31 CN CN201922487561.XU patent/CN211871241U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023279784A1 (en) * | 2021-07-06 | 2023-01-12 | 珠海云洲智能科技股份有限公司 | Disengagement mechanism, lifting apparatus, and navigation device |
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