CN219689202U - 360 rotatory chain block structure of degree - Google Patents
360 rotatory chain block structure of degree Download PDFInfo
- Publication number
- CN219689202U CN219689202U CN202320762311.6U CN202320762311U CN219689202U CN 219689202 U CN219689202 U CN 219689202U CN 202320762311 U CN202320762311 U CN 202320762311U CN 219689202 U CN219689202 U CN 219689202U
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- CN
- China
- Prior art keywords
- rotary
- chain
- hand
- periphery
- chain block
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- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D3/00—Portable or mobile lifting or hauling appliances
- B66D3/12—Chain or like hand-operated tackles with or without power transmission gearing between operating member and lifting rope, chain or cable
- B66D3/16—Chain or like hand-operated tackles with or without power transmission gearing between operating member and lifting rope, chain or cable operated by an endless chain passing over a pulley or a sprocket
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
Abstract
The utility model discloses a 360-degree rotary chain block structure which comprises a shell and a chain wheel housing, wherein a positioning structure is arranged on the inner wall of one side of the shell, a rotary structure is arranged on the periphery of one side of the positioning structure, one side of the rotary structure protrudes out of one side of the shell, the rotary structure is rotationally connected with the positioning structure, the chain wheel housing is detachably sleeved on the periphery of the rotary structure, a limiting structure is arranged on the chain wheel housing, and one end of the limiting structure is connected with the rotary structure through threads. Through location structure, revolution mechanic and limit structure's setting, the hand sprocket housing of being convenient for forms wholly with revolution mechanic, and revolution mechanic rotates and sets up at location structure periphery to the rotation of hand sprocket housing of being convenient for changes the direction, in order to adapt to the work scene that does not use, can draw to one side, vertical pulling, violently draw and pull up at the during operation, but the pulling of multiple angle promotes work efficiency, increases application scope.
Description
Technical Field
The utility model relates to the field of chain blocks, in particular to a 360-degree rotating chain block structure.
Background
The hand hoist is called as a immortal hoist, a chain hoist, a jin of non-falling hand hoist, is a simple-to-use and portable hand hoisting machine, is also called as a loop chain hoist or a chain hoist, is a traditional hand hoisting tool, and has the advantages of low cost, durability, wide application range and high hoisting weight upper limit. The existing chain block can only be pulled vertically downwards or at a certain angle when in use, the pulling direction can not be changed rotationally, the application range is small, and the chain block can not adapt to different working scenes.
The 360-degree rotary chain block disclosed in the Chinese patent with the publication number of CN216512597U can adapt to different working scenes, but when the chain block is used, the first rotary gasket and the second rotary gasket are easy to loose, the use stability of the chain block cannot be ensured, potential safety hazards are easy to generate, and the use efficiency is reduced.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model provides the 360-degree rotary chain block structure, which can avoid the condition that the chain wheel cover shell is loose and falls through the arrangement of the positioning structure, the rotating structure and the limiting structure, ensure the stability of the chain block during use, improve the safety performance and improve the use efficiency.
In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a 360 rotatory chain block structure of degree, includes casing and hand sprocket housing, casing one side inner wall is provided with location structure, location structure one side periphery is provided with revolution mechanic, outside revolution mechanic one side protrusion casing one side, revolution mechanic rotates with location structure to be connected, hand sprocket housing dismantles the formula cover and establishes at the revolution mechanic periphery, be provided with limit structure on the hand sprocket housing, limit structure one end threaded connection is on revolution mechanic.
As a preferable technical scheme of the utility model, the positioning structure comprises a fixed inner ring, the fixed inner ring is of a circular ring structure, the fixed inner ring is fixedly connected in one side of the shell, and a clamping ring is fixedly connected at the periphery of the fixed inner ring, which is close to the rotating structure.
As a preferable technical scheme of the utility model, the rotary structure comprises a rotary outer ring, a clamping groove which is clamped with a clamping ring is formed in one side, close to the fixed inner ring, of the rotary outer ring, and the clamping ring is rotatably sleeved in the clamping groove.
As a preferable technical scheme of the utility model, the limit structure comprises a hexagonal cylindrical head screw, and one end of the hexagonal cylindrical head screw penetrates through the hand wheel cover shell and is connected with the rotary outer ring in a threaded manner.
As a preferable technical scheme of the utility model, the periphery of the hexagonal cylindrical head screw is sleeved with a lock washer.
As a preferable technical scheme of the utility model, the hand chain wheel housing is provided with a hand chain, and the hand chain wheel housing is provided with a chain hole corresponding to the hand chain.
Compared with the prior art, the utility model has the following beneficial effects:
through location structure, revolution mechanic and limit structure's setting, the sprocket housing of being convenient for forms wholly with revolution mechanic, and revolution mechanic rotates the setting at location structure periphery, thereby the rotation of sprocket housing of being convenient for, be convenient for change direction, in order to adapt to the work scene that does not use, can draw to one side at the during operation, vertical pulling, horizontal pulling and pull-up, but the pulling of multi-angle, promote work efficiency, increase application scope, and can avoid the sprocket housing to appear not hard up condition that drops, guarantee the stability of chain block when using, promote security performance, promote availability factor.
Drawings
FIG. 1 is a partially exploded view of the chain block of the present utility model;
FIG. 2 is a schematic cross-sectional view of the chain block of the present utility model;
FIG. 3 is an overall schematic diagram of the chain block of the present utility model.
Wherein: 1. a housing; 11. fixing the inner ring; 12. a threaded hole; 2. a hand sprocket housing; 21. rotating the outer ring; 22. hexagonal cylindrical head screw; 23. a lock washer; 3. and pulling the chain by hand.
Detailed Description
In order that the manner in which the above recited features, objects and advantages of the present utility model are obtained will become readily apparent, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. Based on the examples in the embodiments, those skilled in the art can obtain other examples without making any inventive effort, which fall within the scope of the utility model. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents, etc. used in the following examples are commercially available unless otherwise specified.
Examples:
referring to fig. 1 and 2, the present utility model provides a 360 degree rotary chain block structure, which includes a housing 1 and a chain wheel housing 2, wherein a positioning structure is disposed on an inner wall of one side of the housing 1, a rotating structure is disposed on a periphery of one side of the positioning structure, one side of the rotating structure protrudes out of one side of the housing 1, the rotating structure is rotatably connected with the positioning structure, the chain wheel housing 2 is detachably sleeved on the periphery of the rotating structure, a limiting structure is disposed on the chain wheel housing 2, and one end of the limiting structure is in threaded connection with the rotating structure.
In the present case, casing 1 is the shell of chain block, so as to protect the inner structure of chain block, increase life, through the setting of location structure and revolution mechanic, be convenient for fix a position revolution mechanic through location structure, guarantee that revolution mechanic rotates along the location mechanism is peripheral, the derailment condition appears on the surface, thereby avoid the condition that revolution mechanic dropped, then be convenient for carry out spacingly to hand sprocket housing 2 through limit structure, make chain sprocket housing 2 and revolution mechanic form wholly, thereby be convenient for the rotation of chain sprocket housing 2, in order to change the direction, realize 360 rotations of chain sprocket housing 2, so as to adapt to the work scene that does not use, can draw to one side at the during operation, vertical pull, horizontal pull and pull up, but the multi-angle pulling, promote work efficiency, increase application scope, and through limit structure's effect, can avoid chain sprocket housing 2 to appear not hard up condition that drops, guarantee chain block stability when using, promote the security performance, promote availability factor.
As a further implementation manner of this embodiment, as shown in fig. 1 and 3, the positioning structure includes a fixed inner ring 11, where the fixed inner ring 11 is a circular ring structure, the fixed inner ring 11 is fixedly connected in one side of the housing 1, and a collar is fixedly connected to a position, close to the rotating structure, of the periphery of the fixed inner ring 11.
The rotating structure comprises a rotating outer ring 21, a clamping groove which is clamped with a clamping ring is formed in one side, close to the fixed inner ring 11, of the rotating outer ring 21, and the clamping ring is rotatably sleeved in the clamping groove.
The limiting structure comprises a hexagonal cylindrical head screw 22, and one end of the hexagonal cylindrical head screw 22 penetrates through the hand sprocket housing 2 and is connected to the rotary outer ring 21 in a threaded mode.
The periphery of the hexagonal cylindrical head screw 22 is sleeved with a lock washer 23.
The hand chain wheel housing 2 is provided with a hand chain 3, and the hand chain wheel housing 2 is provided with a chain hole corresponding to the hand chain 3.
Through the arrangement of the fixed inner ring 11, the rotary outer ring 21 is clamped on the periphery of the fixed inner ring 11, the rotary outer ring 21 is rotationally connected with the fixed inner ring 11, the rotary outer ring 21 is clamped conveniently, the rotary outer ring 21 is limited, the condition that the rotary outer ring 21 falls off a rail is prevented from occurring, the stability is improved, and the anti-loosening washer 23 is arranged on the periphery of the hexagonal cylindrical head screw 22, so that the loosening condition of the hexagonal cylindrical head screw 22 can be prevented, the stability is effectively improved, and the loosening phenomenon is effectively prevented from occurring when the hand hoist is used; when the work station position is changed, the hand-pulled chain 3 can correspondingly rotate the hand-pulled chain wheel housing 2 by pulling the hand-pulled chain 3, so that different work scenes can be adapted, different work station positions can be adapted, and the application range can be improved; when the chain block is disassembled, the hexagonal cylindrical head screw 22 is disassembled to complete the disassembly of the chain block housing 2, so that the chain block is convenient to maintain, the service life is prolonged, lubricating oil is convenient to add, the use smoothness of the chain block is ensured, and the phenomenon of blocking during use is avoided.
In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a 360 rotatory chain block structure of degree, includes casing (1) and chain wheel cover shell (2), its characterized in that: the inner wall on one side of the shell (1) is provided with a positioning structure, the periphery on one side of the positioning structure is provided with a rotating structure, one side of the rotating structure protrudes out of one side of the shell (1), the rotating structure is rotationally connected with the positioning structure, the detachable sleeve of the hand sprocket wheel cover shell (2) is arranged on the periphery of the rotating structure, the hand sprocket wheel cover shell (2) is provided with a limiting structure, and one end of the limiting structure is in threaded connection with the rotating structure.
2. The 360-degree rotary chain block structure according to claim 1, wherein: the positioning structure comprises a fixed inner ring (11), the fixed inner ring (11) is of a circular ring structure, the fixed inner ring (11) is fixedly connected in one side of the shell (1), and a clamping ring is fixedly connected to the periphery of the fixed inner ring (11) close to the rotating structure.
3. The 360-degree rotary chain block structure according to claim 2, wherein: the rotary structure comprises a rotary outer ring (21), a clamping groove which is clamped with a clamping ring is formed in one side, close to the fixed inner ring (11), of the rotary outer ring (21), and the clamping ring is rotatably sleeved in the clamping groove.
4. The 360-degree rotary chain block structure of claim 3, wherein: the limiting structure comprises a hexagonal cylindrical head screw (22), and one end of the hexagonal cylindrical head screw (22) penetrates through the hand sprocket housing (2) and is in threaded connection with the rotary outer ring (21).
5. The 360-degree rotary chain block structure of claim 4, wherein: and a lock washer (23) is sleeved on the periphery of the hexagonal cylindrical head screw (22).
6. The 360-degree rotary chain block structure according to claim 1, wherein: the hand-pulling chain (3) is arranged on the hand-pulling chain wheel cover shell (2), and a chain hole corresponding to the hand-pulling chain (3) is formed in the hand-pulling chain wheel cover shell (2).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320762311.6U CN219689202U (en) | 2023-04-10 | 2023-04-10 | 360 rotatory chain block structure of degree |
| NL2035140A NL2035140A (en) | 2023-04-10 | 2023-06-21 | Chain hoist with 360 degree rotation chain guide |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320762311.6U CN219689202U (en) | 2023-04-10 | 2023-04-10 | 360 rotatory chain block structure of degree |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219689202U true CN219689202U (en) | 2023-09-15 |
Family
ID=87474895
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320762311.6U Active CN219689202U (en) | 2023-04-10 | 2023-04-10 | 360 rotatory chain block structure of degree |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN219689202U (en) |
| NL (1) | NL2035140A (en) |
-
2023
- 2023-04-10 CN CN202320762311.6U patent/CN219689202U/en active Active
- 2023-06-21 NL NL2035140A patent/NL2035140A/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NL2035140A (en) | 2023-08-01 |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |