CN217102780U - Self-locking structure for rope lifting and lifting device - Google Patents
Self-locking structure for rope lifting and lifting device Download PDFInfo
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- CN217102780U CN217102780U CN202221101634.2U CN202221101634U CN217102780U CN 217102780 U CN217102780 U CN 217102780U CN 202221101634 U CN202221101634 U CN 202221101634U CN 217102780 U CN217102780 U CN 217102780U
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Abstract
The application discloses self-locking structure and elevating gear are used in rope lift, self-locking structure is used in rope lift includes: the lock body is fixed on the base body; the V-shaped groove is arranged in the lock body and is positioned at the upper end of the lock body; the through hole is formed in the bottom of the V-shaped groove, a rope penetrates through the through hole, and the upper end of the rope extends out of the upper opening of the V-shaped groove; the ball body is arranged in the V-shaped groove and used for descending along the inner wall of the V-shaped groove and pressing the rope when the rope descends so as to prevent the rope from moving; and the decompression mechanism is arranged on the lock body and used for preventing the sphere from descending and enabling the sphere to ascend to release the compression state. The problem that intensity of labour is big that exists among the current manpower jack-up process can be solved to this application, can avoid the heavy object to take place to fall simultaneously, reduces the risk of loss of property and personal damage.
Description
Technical Field
This application belongs to safety device technical field, concretely relates to self-locking structure and elevating gear for rope lift.
Background
In industrial production, an object is inevitably lifted and lowered, and in a situation where it is inconvenient to use a lifting machine, a person is generally used to lift and lower a heavy object by a rope. However, during the lifting of heavy objects, the labor cost is high, and there is a risk of falling heavy objects and personal damage.
In order to avoid the technical problems, the applicant provides the rope locking and unlocking device, the rope can be locked and unlocked in the process of lifting the heavy object, so that the heavy object can be stopped and lowered in the process of manual lifting, the risks of falling of the heavy object and personal injury in the process can be greatly reduced, and meanwhile, the labor intensity of workers can be greatly reduced through the stopping of the heavy object.
SUMMERY OF THE UTILITY MODEL
The utility model provides a self-locking structure is used in rope lift can solve the big problem of intensity of labour that exists among the current manpower jack-up process, can avoid the heavy object to take place to fall simultaneously, reduces the risk of loss of property and personal damage.
According to a first aspect of the embodiments of the present application, there is provided a self-locking structure for rope lifting, including:
the lock body is fixed on the base body;
the V-shaped groove is arranged in the lock body and is positioned at the upper end of the lock body;
the through hole is formed in the bottom of the V-shaped groove, a rope penetrates through the through hole, and the upper end of the rope extends out of the upper opening of the V-shaped groove;
the ball body is arranged in the V-shaped groove and used for descending along the inner wall of the V-shaped groove and pressing the rope when the rope descends so as to prevent the rope from moving;
and the decompression mechanism is arranged on the lock body and used for preventing the sphere from descending and enabling the sphere to ascend to release the compression state.
In some optional embodiments, the V-groove comprises two opposite side surfaces, one of the two side surfaces is a bevel, and the other side surface is flush with the side surface of the through hole, so that the rope is in a vertical state when passing through the through hole and the V-groove.
In some alternative embodiments, the inclined plane of the V-shaped groove has an inclination angle of 30 ° to 45 °.
In some alternative embodiments, the ball is a steel ball.
In some alternative embodiments, the decompression mechanism comprises:
the firing pin is arranged in the V-shaped groove, is positioned below the ball body, and is used for moving upwards under the action of thrust and impacting the ball body so as to move upwards;
and one end of the ejector rod penetrates through the lock body and is connected with the firing pin, the other end of the ejector rod is provided with a handle, the ejector rod is hinged with the lock body, and the handle is used for downwards rotating under the action of pressure so that the ejector rod provides upward thrust for the firing pin.
In some alternative embodiments, the grip surface is of a non-slip design.
In some alternative embodiments, the grip surface is provided with spaced apart grooves.
In some optional embodiments, the side surface of the lock body is provided with a limit step, and the limit step is positioned below the handle and used for limiting the rotation range of the handle.
In some alternative embodiments, the opening of the V-shaped groove is provided with a baffle.
According to a second aspect of the embodiments of the present application, there is provided a lifting device including the self-locking structure for rope lifting described in any one of the embodiments.
The technical scheme of the application has the following beneficial technical effects:
the self-locking structure for rope lift of this application embodiment can be at heavy object decline in-process locking rope to realize the heavy object of manpower jack-up in-process and stop, on the one hand, locking rope makes the heavy object stop and can avoid the heavy object to take place to fall, thereby reduce the risk of loss of property and personal damage, on the other hand, locking rope makes the heavy object stop can provide rest time for the staff, thereby avoid the burden that continuous work brought for the health, be favorable to reducing staff's intensity of labour.
Drawings
FIG. 1 is a schematic structural view of a self-locking mechanism for rope lifting in an exemplary embodiment of the present application;
in the figure, 1, a lock body; 2. a V-shaped groove; 3. a through hole; 4. a rope; 5. a sphere; 6. a decompression mechanism; 6-1, a firing pin; 6-2, a top rod; 6-3, a handle; 7. a groove; 8. and a limiting step.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is further described in detail below with reference to the accompanying drawings in combination with the detailed description. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present application. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present application.
In addition, the technical features mentioned in the different embodiments of the present application described below may be combined with each other as long as they do not conflict with each other.
Fig. 1 is a schematic structural diagram of a self-locking structure for rope lifting in an exemplary embodiment of the present application.
As shown in fig. 1, an embodiment of the present application provides a self-locking structure for lifting a rope 4, including:
a lock body 1 fixed to a base (not shown);
the V-shaped groove 2 is arranged in the lock body 1 and is positioned at the upper end of the lock body 1;
the through hole 3 is arranged at the bottom of the V-shaped groove 2, a rope 4 penetrates through the through hole 3, and the upper end of the rope 4 extends out of the upper opening of the V-shaped groove 2;
the ball body 5 is arranged in the V-shaped groove 2 and used for descending along the inner wall of the V-shaped groove 2 and pressing the rope 4 when the rope 4 descends so as to prevent the rope 4 from moving;
and the decompression mechanism 6 is arranged on the lock body 1 and used for preventing the sphere 5 from descending and enabling the sphere 5 to ascend to release the compression state.
The base body can be a floor slab, a platform and the like which are positioned at a high position, when heavy objects need to be conveyed between the ground and the floor slab or the platform which is positioned at the high position through manpower, the self-locking structure for lifting the rope 4 can be installed at the floor slab or the platform, and after the rope 4 for connecting the heavy objects passes through the through hole 3 of the self-locking structure for lifting the rope 4 and the V-shaped groove 2, the lifting operation of the heavy objects can be carried out.
The V-shaped groove 2 is provided with an inclined inner side face, the ball body 5 has a trend of moving towards the bottom of the V-shaped groove 2 under the action of gravity, when a heavy object descends, friction is generated between the rope 4 connected with the heavy object and the ball body 5 to drive the ball body 5 to move towards the bottom of the V-shaped groove 2, when the rope 4 is tightly pressed by the ball body 5 and the V-shaped groove 2, the rope 4 cannot continuously descend, and the heavy object can be stopped in the air.
In some embodiments, the V-groove 2 comprises two opposite side surfaces, one of which is a bevel and the other of which is flush with the side surface of the through hole 3, so that the rope 4 passes through the through hole 3 and the V-groove 2 in a vertical state.
In some embodiments, the inclined plane of the V-groove 2 is inclined at an angle of 30 ° to 45 °.
In some embodiments, the ball 5 is a steel ball.
In some embodiments, the decompression mechanism 6 comprises: the firing pin 6-1 is arranged in the V-shaped groove 2 and is positioned below the ball 5, and is used for moving upwards under the action of thrust and impacting the ball 5 so as to move the ball 5 upwards; and one end of the ejector rod 6-2 penetrates through the lock body 1 and is connected with the firing pin 6-1, the other end of the ejector rod 6-2 is provided with a handle 6-3, the ejector rod 6-2 is hinged with the lock body 1, and the handle 6-3 is used for rotating downwards under the action of pressure so that the ejector rod 6-2 provides upward thrust for the firing pin 6-1. In specific application, when the heavy object needs to be lifted continuously, a worker of a floor or a platform at a high position presses the handle 6-3 to enable the ejector rod 6-2 connected with the handle to rotate around a hinge point for a certain angle, the firing pin 6-1 at the tail end of the ejector rod 6-2 goes upwards and impacts the ball body 5, the ball body 5 moves upwards along the inclined surface of the V-shaped groove 2 and releases the compression state, and meanwhile, the handle 6-3 is continuously pressed, so that the ball body 5 can be prevented from moving downwards along the inclined surface of the V-shaped groove 2 to compress the rope 4.
In some embodiments, the surface of the handle 6-3 is designed to be anti-slip.
In some embodiments, the surface of the handle 6-3 is provided with spaced grooves 7.
In some embodiments, the lock body 1 is provided with a limiting step 8 on the side surface, and the limiting step 8 is located below the handle 6-3 and used for limiting the rotation range of the handle 6-3. In a specific application, the rotation angle of the handle 6-3 is in direct proportion to the rotation angle of the striker 6-1, the striker 6-1 can be in contact with the inclined plane of the V-shaped groove 2 when the rotation angle reaches a threshold value, and when the rotation angle is larger than the threshold value, the mechanism can be deformed, and the limit step 8 can limit the rotation range of the handle 6-3, so that the mechanism is prevented from being deformed.
In some embodiments, the opening of the V-groove 2 is provided with a baffle (not shown). In specific application, the baffle can seal the opening of V type recess 2, avoids spheroid 5 to pop out from V type recess 2 to be favorable to guaranteeing the reliability of structure.
The application method of the self-locking structure for lifting the rope 4 in the embodiment of the application comprises the following steps:
1. the self-locking structure for lifting the rope 4 is arranged at the higher position where the heavy object is located or the higher position where the heavy object is to reach;
2. selecting an applicable rope 4, wherein one end of the rope 4 is connected with a heavy object, and the other end of the rope 4 penetrates through a through hole 3 and a V-shaped groove 2 of a self-locking structure for lifting of the rope 4;
3. the staff holds the rope 4 and passes through one end of the self-locking structure for lifting the rope 4, and the heavy object is lifted by winding and unwinding the rope 4.
In the method, when the heavy object rises, the worker can make the heavy object fall by releasing the rope 4, so that the ball body 5 descends and presses the rope 4, the heavy object stays in the air, the worker can have a rest for a moment, the labor intensity of the worker is reduced, after the worker controls the decompression mechanism 6 to make the ball body 5 ascend, the pressing state of the ball body 5 on the rope 4 can be released, and the heavy object can continue to rise. When the heavy object descends, the worker is required to control the decompression mechanism 6 to prevent the sphere 5 from descending, the descending of the sphere 5 is prevented from compressing the rope 4, the rope 4 cannot move, when the heavy object is required to stay, the decompression mechanism 6 stops working, the rope 4 can drive the sphere 5 to descend to compress the rope 4 when the heavy object descends, and the heavy object stays in the air.
The embodiment of the application further provides a lifting device, which comprises the self-locking structure for lifting the rope 4 in any one of the embodiments.
For specific examples in this embodiment, reference may be made to the examples described in the above embodiments and optional implementation manners, and details of this embodiment are not described herein again.
While the present embodiments have been described with reference to the accompanying drawings, it is to be understood that the invention is not limited to the precise embodiments described above, which are meant to be illustrative and not restrictive, and that various changes may be made therein by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. The utility model provides a rope goes up and down with auto-lock structure which characterized in that includes:
the lock body is fixed on the base body;
the V-shaped groove is arranged in the lock body and is positioned at the upper end of the lock body;
the through hole is formed in the bottom of the V-shaped groove, a rope penetrates through the through hole, and the upper end of the rope extends out of the upper opening of the V-shaped groove;
the ball body is arranged in the V-shaped groove and used for descending along the inner wall of the V-shaped groove and pressing the rope when the rope descends so as to prevent the rope from moving;
and the decompression mechanism is arranged on the lock body and used for preventing the sphere from descending and enabling the sphere to ascend to release the compression state.
2. The self-locking structure for rope lifting according to claim 1, wherein the V-shaped groove comprises two opposite side surfaces, one of the two side surfaces is an inclined surface, and the other side surface is flush with the side surface of the through hole, so that the rope is in a vertical state when passing through the through hole and the V-shaped groove.
3. The self-locking structure for rope lifting according to claim 2, wherein the inclined plane of the V-shaped groove has an inclination angle of 30 ° to 45 °.
4. The self-locking structure for rope lifting according to claim 1, wherein the ball is a steel ball.
5. The self-locking structure for cord lifting according to claim 1, wherein said decompression mechanism comprises:
the firing pin is arranged in the V-shaped groove, is positioned below the ball body, and is used for moving upwards under the action of thrust and impacting the ball body so as to move upwards;
and one end of the ejector rod penetrates through the lock body and is connected with the firing pin, the other end of the ejector rod is provided with a handle, the ejector rod is hinged with the lock body, and the handle is used for downwards rotating under the action of pressure so that the ejector rod provides upward thrust for the firing pin.
6. Self-locking structure for rope hoisting according to claim 5, characterized in that the handle surface is of non-slip design.
7. The self-locking structure for rope lifting according to claim 6, wherein the handle surface is provided with spaced grooves.
8. The self-locking structure for rope lifting according to claim 5, wherein a limit step is provided on a side surface of the lock body, and the limit step is located below the handle to limit a rotation range of the handle.
9. The self-locking structure for rope lifting according to claim 1, wherein the opening of the V-shaped groove is provided with a baffle.
10. A lifting device comprising the self-lock structure for rope lifting according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221101634.2U CN217102780U (en) | 2022-05-09 | 2022-05-09 | Self-locking structure for rope lifting and lifting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221101634.2U CN217102780U (en) | 2022-05-09 | 2022-05-09 | Self-locking structure for rope lifting and lifting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217102780U true CN217102780U (en) | 2022-08-02 |
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ID=82586248
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221101634.2U Active CN217102780U (en) | 2022-05-09 | 2022-05-09 | Self-locking structure for rope lifting and lifting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217102780U (en) |
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2022
- 2022-05-09 CN CN202221101634.2U patent/CN217102780U/en active Active
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