CN220847435U - Clutch mechanism for hoist and electric hoist - Google Patents
Clutch mechanism for hoist and electric hoist Download PDFInfo
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- CN220847435U CN220847435U CN202322753029.4U CN202322753029U CN220847435U CN 220847435 U CN220847435 U CN 220847435U CN 202322753029 U CN202322753029 U CN 202322753029U CN 220847435 U CN220847435 U CN 220847435U
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- lower ring
- ring
- clutch mechanism
- transmission shaft
- upper ring
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- 230000007246 mechanism Effects 0.000 title claims abstract description 18
- 230000005540 biological transmission Effects 0.000 claims abstract description 49
- 238000005096 rolling process Methods 0.000 claims abstract description 12
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model belongs to the technical field of gate control mechanisms, and particularly relates to a clutch mechanism for a hoist and an electric hoist. It comprises the following steps: the electromagnetic clutch comprises an upper ring and a lower ring which are oppositely arranged, wherein the opposite surfaces of the upper ring and the lower ring are respectively connected with a first transmission shaft and a second transmission shaft, and the electromagnetic clutch is used for driving the lower ring to be connected with or separated from the upper ring; the bearing piece is arranged on one side surface of the lower ring, far away from the upper ring, and is movably connected with a load piece in rolling contact with the lower ring, and the first end of the bearing piece is hinged; the output end of the manual assembly is in contact with the second end of the support member for urging the support member to rotate about the first end thereof to engage or disengage the lower ring from the upper ring. The utility model is used for solving the problem of unstable electromagnetic clutch device in the hoist.
Description
Technical Field
The utility model belongs to the technical field of gate control mechanisms, and particularly relates to a clutch mechanism for a hoist and an electric hoist.
Background
The hoist is used for various large-scale water supply and drainage and hydraulic and hydroelectric engineering. The device is used for controlling the lifting of various large and medium cast iron gates and steel gates to achieve the aim of opening and closing.
At present, an electromagnetic clutch device is generally used as a clutch device for controlling breaking, and the power inside the hoist is broken or connected by switching on and off the electromagnetic clutch device, but the electromagnetic clutch device is used as an electrical component, is frequently used or is not maintained in place, and is easy to fail.
Disclosure of utility model
The utility model aims to solve the technical problem of overcoming the defects of the prior art, and provides a clutch mechanism for a hoist, which is used for solving the problem of unstable electromagnetic clutch devices in the hoist.
On the one hand, the technical scheme for solving the technical problems is as follows: a clutch mechanism for a hoist, comprising:
The electromagnetic clutch comprises an upper ring and a lower ring which are oppositely arranged, wherein the opposite surfaces of the upper ring and the lower ring are respectively connected with a first transmission shaft and a second transmission shaft, and the electromagnetic clutch is used for driving the lower ring to be connected with or separated from the upper ring;
The bearing piece is arranged on one side surface of the lower ring, which is far away from the upper ring, and is movably connected with a load piece in rolling contact with the lower ring, and the first end of the bearing piece is hinged;
And a manual assembly having an output end in contact with the second end of the support member for urging the support member to rotate about the first end thereof to engage or disengage the lower ring from the upper ring.
Compared with the prior art, the technical scheme has the following beneficial effects:
The upper ring and the lower ring in the electromagnetic clutch are respectively connected with the first transmission shaft and the second transmission shaft, when the upper ring and the lower ring are jointed under the control of the electromagnetic clutch, the power on the first transmission shaft is transmitted to the second transmission shaft, and when the electromagnetic clutch is disconnected, the power is cut off, in addition, when the electromagnetic clutch does not work, the manual assembly is rotated, the supporting piece rotates around the hinge, when the supporting piece pushes the upper lower ring to be jointed with the upper ring, the power is communicated, when the supporting piece moves the lower ring downwards, the lower ring is separated from the upper ring, the power is cut off, the upper load piece of the supporting piece is in rolling contact with the lower ring, the lower ring and the upper ring are conveniently jointed to smoothly rotate, and the problem that the power cannot be timely connected when the electromagnetic clutch fails can be solved by utilizing the cooperation of the supporting piece and the manual assembly.
Further, the output end of the manual assembly is provided with an eccentric wheel, and the circumferential surface of the eccentric wheel is abutted to the first end of the bearing piece.
Further, the bearing piece is an annular bearing piece, and the annular bearing piece is located on the periphery of the second transmission shaft.
Further, the load member includes at least one pair of load bearings rotatably coupled to the supporter, and an outer circumferential surface of the load bearings is in rolling contact with the lower ring.
Further, the manual assembly includes: a fixed sleeve;
The spanner is rotatably sleeved in the fixed sleeve, and the end part of the spanner is provided with the eccentric wheel.
Further, a limit screw for limiting the rotation angle of the pulling handle is arranged on the fixing sleeve.
On the other hand, this embodiment also discloses an electric hoist, and it includes: the clutch mechanism;
the output end of the electric actuator is connected with the first transmission shaft;
The output end of the buffer is connected with a transmission screw rod for opening and closing the gate, and the transmission screw rod is connected with the second transmission shaft through a transmission gear set.
Further, the second transmission shaft is connected with an electromagnetic brake and a manual brake.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural diagram of embodiment 1 of the present utility model.
Fig. 2 is a schematic structural diagram of embodiment 2 of the present utility model.
Reference numerals:
1. An electromagnetic clutch; 2. a ring is arranged; 3. a lower ring;
4. a first drive shaft; 5. a second drive shaft;
6. a support; 7. a load member;
8. A manual assembly;
801, a step of detecting the presence of a target; a fixed sleeve; 802. pulling the handle; 803. a limit screw;
9. An eccentric wheel;
10. an electric actuator; 11. a buffer; 12. a transmission screw rod;
13. An electromagnetic brake; 14. a manual brake; 15. a drive gear set.
Detailed Description
Embodiments of the technical scheme of the present utility model will be described in detail below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical aspects of the present utility model, and thus are merely examples, and are not intended to limit the scope of the present utility model.
It is noted that unless otherwise indicated, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this utility model belongs.
In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. In the description of the present utility model, the meaning of "plurality" is two or more unless specifically defined otherwise.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
Example 1
As shown in fig. 1-2, the clutch mechanism for a hoist provided by the utility model comprises: electromagnetic clutch, bearing and manual subassembly.
The electromagnetic clutch comprises an upper ring and a lower ring which are oppositely arranged, a first transmission shaft and a second transmission shaft are respectively connected with the opposite surfaces of the upper ring and the lower ring, the electromagnetic clutch is used for driving the lower ring to be connected with or separated from the upper ring, when the electromagnetic clutch drives the lower ring to move upwards to be connected with the upper ring, the power on the first transmission shaft is transmitted to the second transmission shaft, when the electromagnetic clutch is powered off, the lower ring is released from the upper ring to be separated, and the power transmission on the two transmission shafts is cut off.
The bearing piece set up in lower ring is kept away from go up a ring side, i.e. is located lower ring below, swing joint on the bearing piece with lower ring rolling contact's load piece, this load piece protrusion in bearing piece upper surface, when the bearing piece bearing is played lower ring, load piece and lower ring contact realize rolling contact between bearing piece and the lower ring, in addition, bearing piece first end is articulated for the bearing piece can rotate around this articulated department, and when bearing piece rotated upwards, the bearing piece supported down the ring, and when bearing piece rotated downwards, lower ring and last ring were separated.
The output end of the manual assembly is contacted with the second end of the supporting piece, and the manual assembly is used for pushing the supporting piece to rotate around the first end of the supporting piece so as to enable the lower ring to be connected with or separated from the upper ring, specifically, the manual assembly is used for driving the supporting piece to rotate up and down around the hinge joint of the first end of the supporting piece, and the manual assembly can play a role in supporting the lower ring or separating the upper ring from the lower ring.
The upper ring and the lower ring in the electromagnetic clutch are respectively connected with the first transmission shaft and the second transmission shaft, when the upper ring and the lower ring are jointed under the control of the electromagnetic clutch, the power on the first transmission shaft is transmitted to the second transmission shaft, and when the electromagnetic clutch is disconnected, the power is cut off, in addition, when the electromagnetic clutch does not work, the manual assembly is rotated, the supporting piece rotates around the hinge, when the supporting piece pushes the upper lower ring to be jointed with the upper ring, the power is communicated, when the supporting piece moves the lower ring downwards, the lower ring is separated from the upper ring, the power is cut off, the upper load piece of the supporting piece is in rolling contact with the lower ring, the lower ring and the upper ring are conveniently jointed to smoothly rotate, and the problem that the power cannot be timely connected when the electromagnetic clutch fails can be solved by utilizing the cooperation of the supporting piece and the manual assembly.
Specifically, the manual subassembly output is provided with the eccentric wheel, the eccentric wheel global with the first end butt of bearing, drive the eccentric wheel through manual subassembly and rotate, the eccentric wheel can upwards hold up the bearing and loosen the bearing downwards in two pivoted extreme positions.
Specifically, the bearing is annular bearing, adopts annular steel sheet to make, and annular bearing is located the second transmission shaft periphery, the second transmission shaft passes from annular bearing center and is connected with the lower ring of top, annular bearing corresponds lower ring outer fringe bottom position and central second transmission shaft noninterference.
The load piece comprises at least one pair of load bearings which are oppositely arranged and rotationally connected to the support piece, the outer peripheral surfaces of the load bearings are in rolling contact with the lower ring, the axial direction of the load bearings points to the center of the lower ring, so that the lower ring can smoothly form rolling connection with the load bearings when rotating, and in addition, the load piece can also adopt parts which can realize rolling connection like balls and the like.
The manual assembly includes: a fixed sleeve and a pulling handle.
The wrenching handle is rotatably sleeved in the fixed sleeve, the eccentric wheel is arranged at the end part of the wrenching handle, the peripheral surface of the eccentric wheel is in contact with the bottom of the second end of the supporting piece, and the wrenching handle can drive the eccentric wheel to rotate.
The handle is characterized in that a limiting screw used for limiting the rotation angle of the pulling handle is arranged on the fixing sleeve, the limiting screw is arranged on the fixing sleeve and protrudes out of the fixing sleeve, a handle part connected to the top end of the middle rod part of the pulling handle is exposed out of the fixing sleeve, the handle part can only rotate by a fixed angle under the limitation of the limiting screw, the corresponding angles of the two limiting screw installation positions are respectively eccentric wheel rotation, and the maximum deflection distance and the minimum deflection distance can be realized so as to support and put down the bearing part.
Example 2
As shown in fig. 2, this embodiment further discloses an electric hoist, which includes: the clutch mechanism in embodiment 1 is an electric actuator and a buffer.
The output end of the electric actuator is connected with the first transmission shaft to drive the first transmission shaft to rotate, the output end of the buffer is connected with a transmission screw rod for opening and closing the gate, the gate is connected below the transmission screw rod, the gate is driven to open and close by the transmission screw rod, the transmission screw rod is connected with the second transmission shaft by the transmission gear set, and the electric actuator transmits power to the gate through the first transmission shaft, the second transmission shaft, the transmission gear set and the transmission screw rod and is used for driving the gate to open and close.
Specifically, the second transmission shaft is connected with an electromagnetic brake and a manual brake, and is used for playing a role in braking in emergency.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.
Claims (8)
1. The clutch mechanism for the headstock gear is characterized by comprising:
The electromagnetic clutch comprises an upper ring and a lower ring which are oppositely arranged, wherein the opposite surfaces of the upper ring and the lower ring are respectively connected with a first transmission shaft and a second transmission shaft, and the electromagnetic clutch is used for driving the lower ring to be connected with or separated from the upper ring;
The bearing piece is arranged on one side surface of the lower ring, which is far away from the upper ring, and is movably connected with a load piece in rolling contact with the lower ring, and the first end of the bearing piece is hinged;
And a manual assembly having an output end in contact with the second end of the support member for urging the support member to rotate about the first end thereof to engage or disengage the lower ring from the upper ring.
2. The clutch mechanism of claim 1, wherein the manual assembly output is provided with an eccentric, the eccentric circumference abutting the first end of the support.
3. The clutch mechanism of claim 2, wherein the bearing is an annular bearing, the annular bearing being located at the outer periphery of the second drive shaft.
4. A clutch mechanism according to claim 3, wherein the load member includes at least one pair of load bearings rotatably coupled to the carrier member in opposed relation, the outer peripheral surfaces of the load bearings being in rolling contact with the lower ring.
5. The clutch mechanism of claim 2, wherein the manual assembly comprises: a fixed sleeve;
The spanner is rotatably sleeved in the fixed sleeve, and the end part of the spanner is provided with the eccentric wheel.
6. The clutch mechanism of claim 5, wherein the retaining sleeve is provided with a stop screw for limiting the angle of rotation of the trigger handle.
7. An electric hoist, comprising: a clutch mechanism as claimed in any one of claims 1 to 6;
the output end of the electric actuator is connected with the first transmission shaft;
The output end of the buffer is connected with a transmission screw rod for opening and closing the gate, and the transmission screw rod is connected with the second transmission shaft through a transmission gear set.
8. The electric hoist of claim 7, characterized in that the second drive shaft is connected with an electromagnetic brake and a manual brake.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322753029.4U CN220847435U (en) | 2023-10-13 | 2023-10-13 | Clutch mechanism for hoist and electric hoist |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322753029.4U CN220847435U (en) | 2023-10-13 | 2023-10-13 | Clutch mechanism for hoist and electric hoist |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220847435U true CN220847435U (en) | 2024-04-26 |
Family
ID=90742146
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322753029.4U Active CN220847435U (en) | 2023-10-13 | 2023-10-13 | Clutch mechanism for hoist and electric hoist |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220847435U (en) |
-
2023
- 2023-10-13 CN CN202322753029.4U patent/CN220847435U/en active Active
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