CN112299276B - Electric hoist for hoisting equipment - Google Patents
Electric hoist for hoisting equipment Download PDFInfo
- Publication number
- CN112299276B CN112299276B CN202011219970.2A CN202011219970A CN112299276B CN 112299276 B CN112299276 B CN 112299276B CN 202011219970 A CN202011219970 A CN 202011219970A CN 112299276 B CN112299276 B CN 112299276B
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- China
- Prior art keywords
- transmission
- friction pulley
- winding
- wire rope
- driven friction
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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
- B66D3/18—Power-operated hoists
- B66D3/20—Power-operated hoists with driving motor, e.g. electric motor, and drum or barrel contained in a common housing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/28—Other constructional details
- B66D1/36—Guiding, or otherwise ensuring winding in an orderly manner, of ropes, cables, or chains
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- 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
- B66D3/18—Power-operated hoists
- B66D3/26—Other details, e.g. housings
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Carriers, Traveling Bodies, And Overhead Traveling Cranes (AREA)
- Load-Engaging Elements For Cranes (AREA)
Abstract
The invention relates to the technical field of hoisting equipment and discloses an electric hoist for the hoisting equipment, which comprises an installation support, wherein a transmission main shaft is movably sleeved in an inner cavity of the installation support, a winding drum is fixedly sleeved in the middle of the outer surface of the transmission main shaft and in the inner cavity of the installation support, one end of a steel wire rope penetrates through a lifting hook positioned below the installation support and is fixedly provided with a supporting sliding block, and the inside of the supporting sliding block is in transmission connection with the outer surface of a sliding shaft fixedly arranged in the inner cavity of the installation support. This electric block for hoisting equipment to sliding shaft and driven friction pulley I, driven friction pulley II, transmission friction pulley and initiative friction pulley between linkage's setting for the both ends of wire rope can change along with its continuous winding, and the wire rope that ensures on this electric block when suspending the heavy object in midair can not receive the influence of heavy object when the winding, and takes place the winding phenomenon of gathering in the one end of winding reel.
Description
Technical Field
The invention relates to the technical field of hoisting equipment, in particular to an electric hoist for the hoisting equipment.
Background
The electric hoist is used as a common heavy object lifting device in a hoisting device, can hoist and move heavy objects within a certain space range, further greatly optimizes the carrying and loading and unloading operation of the heavy objects in a factory, improves the loading and unloading efficiency of industrial production, and simultaneously effectively reduces the labor amount and labor intensity of workers.
The electric hoist has a ring chain type electric hoist as one of the main structural forms of the electric hoist, wherein one end of a suspension steel wire rope is fixedly arranged on the electric hoist, the other end of the suspension steel wire rope is wound on a reel, and a lifting hook is arranged at the bottom of the suspension steel wire rope through a movable pulley so as to suspend goods.
However, because one end of the steel wire rope is suspended on the endless chain type electric hoist and is fixedly mounted on the electric hoist, when the steel wire rope is wound on the winding drum by suspending a heavy object, the steel wire rope is easy to gather and wind at one end of the winding drum due to the action of the heavy object, and when the steel wire rope is wound on the winding drum one turn by one turn, the shaking degree of the heavy object in a suspended state is large due to the change of the position of the suspended end of the steel wire rope, so that great potential safety hazard exists.
Disclosure of Invention
Technical problem to be solved
The invention provides an electric hoist for hoisting equipment, which has the advantages of preventing one end of a winding drum from winding and gathering when a steel wire rope suspends a heavy object, preventing a suspended heavy object from shaking when the suspended steel wire rope is wound on the winding drum in one turn, and having higher safety and stability.
(II) technical scheme
The invention provides the following technical scheme: the utility model provides an electric block for hoisting equipment, includes the installing support, the transmission main shaft has been cup jointed in the activity in the inner chamber of installing support, the fixed cover has been cup jointed among the inner chamber of the middle part of transmission main shaft surface and is twined the reel, and twines on the surface of reel, wire rope's one end is passed the lifting hook fixed mounting who is located the installing support below and is supported the slider, the transmission is connected between the inside of support slider and the surface of the sliding shaft of fixed mounting among the installing support inner chamber, a set of transmission fixture block has been cup jointed in the both sides activity respectively of sliding shaft surface, the right side the left side of transmission fixture block surface is fixed to be cup jointed driven friction pulley I, and the right side of right side transmission fixture block surface is fixed to be cup jointed driven friction pulley II, the bottom of installing support inner chamber one side just is located to be equipped with the transmission friction pulley between driven friction pulley I and the driven friction pulley II, the surface of transmission friction pulley is connected with the fixed friction pulley that cup joints between the surface of transmission main shaft surface between the surface friction pulley, controls two sets up between the transmission branch transmission fixture block is connected, and is swing joint between the both ends of transmission branch respectively and the both ends of installing support.
Preferably, the middle part of the outer surface of the sliding shaft is provided with threads, and two sides of the outer surface of the sliding shaft are provided with movable clamping grooves.
Preferably, the outer surface of the driven friction wheel I and the outer surface of the driving friction wheel are in direct friction transmission connection, and the outer surface of the driven friction wheel II and the outer surface of the driving friction wheel are in friction transmission connection through a transmission friction wheel.
Preferably, the length of the two ends of the supporting sliding block is greater than the length of the upper edge of one end of the winding drum between the two ends of the winding drum and the end of the transmission clamping block close to the upper edge of the winding drum.
Preferably, the winding direction of the steel wire rope on the winding drum is always opposite to the moving direction of the supporting slide block on the sliding shaft.
(III) advantageous effects
The invention has the following beneficial effects:
1. this electric block for hoisting equipment, to sliding shaft and driven friction pulley I, driven friction pulley II, the setting of linkage structure between transmission friction pulley and the initiative friction pulley, make the supporting shoe can take place the removal of equidirectional along with the different direction of rotation of sliding shaft, can extrude the transmission fixture block effectively simultaneously and take place to remove to corresponding direction when the supporting shoe moves to the edge, in order to make the friction drive contact take place between driven friction pulley I or driven friction pulley II and the initiative friction pulley, and then drive the supporting shoe and move in opposite direction, make the both ends of wire rope can change along with its continuous winding, in order to ensure that wire rope on this electric block can not receive the influence of heavy object when the winding when suspending the heavy object, and take place the winding phenomenon of gathering at the one end of winding reel.
2. This electric block for hoisting equipment, to the winding direction of wire rope and the setting of support slider moving direction on the sliding shaft, so that wire rope when the winding of one deck, can form different winding angle between the lifting hook on every layer, so that can form orderly winding between every layer of wire rope, the frictional extrusion force between each layer of wire rope each other when the winding has been reduced simultaneously, simultaneously along with the continuous in-process that opens and shuts in wire rope's both ends, make the heavy object that suspends in midair on the lifting hook can keep on specific position and by the lifting, in order to ensure that this electric block can not produce the phenomenon of rocking of great degree at the in-process of suspending the heavy object in midair, stability and security are higher.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a front view of the structure of the present invention;
FIG. 3 isbase:Sub>A cross-sectional view taken at A-A of FIG. 2 of the present invention;
fig. 4 is a schematic structural view of the sliding shaft of the present invention.
In the figure: 1. mounting a bracket; 2. a transmission main shaft; 3. winding a reel; 4. a wire rope; 5. a hook; 6. a support slide block; 7. a sliding shaft; 8. a transmission clamping block; 9. a driven friction wheel I; 10. a driven friction wheel II; 11. a transmission friction wheel; 12. a driving friction wheel; 13. a drive strut.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, an electric hoist for a hoisting apparatus includes a mounting bracket 1, a transmission main shaft 2 is movably sleeved in an inner cavity of the mounting bracket 1, a winding drum 3 is fixedly sleeved in the middle of the outer surface of the transmission main shaft 2 and located in the inner cavity of the mounting bracket 1, a steel wire rope 4 is wound on the outer surface of the winding drum 3, one end of the steel wire rope 4 penetrates through a hook 5 located below the mounting bracket 1 and is fixedly provided with a supporting slider 6, the inside of the supporting slider 6 is in transmission connection with the outer surface of a sliding shaft 7 fixedly installed in the inner cavity of the mounting bracket 1, two sides of the outer surface of the sliding shaft 7 are respectively and movably sleeved with a group of transmission fixture blocks 8, a driven friction wheel i 9 is fixedly sleeved on the left side of the outer surface of a right side transmission fixture block 8, a driven friction wheel ii 10 is fixedly sleeved on the right side of the outer surface of the right side transmission fixture block 8, a transmission friction wheel 11 is arranged between the bottom of one side of the inner cavity of the mounting bracket 1 and located between the driven friction wheel i 9 and the driven friction wheel ii 10, the outer surface of the transmission friction wheel 11 is in friction wheel friction connection with the outer surface of the transmission main shaft 2, and two ends of a transmission support 13 are respectively connected with two ends of a transmission support rod 13.
In the technical scheme, the middle part of the outer surface of the sliding shaft 7 is provided with threads, and the two sides of the outer surface of the sliding shaft are provided with movable clamping grooves.
Wherein, to the setting of sliding shaft 7 external structure, make support slider 6 can take place the removal of equidirectional not following the different direction of rotation of sliding shaft 7, can extrude transmission fixture block 8 to take place to remove to corresponding orientation effectively when support slider 6 moves to the edge simultaneously, so as to impel to take place the friction drive contact between driven friction pulley I9 or driven friction pulley II 10 and the initiative friction pulley 12, and then drive support slider 6 and remove to opposite direction, simultaneously along with the synchronous motion at wire rope 4 both ends, make the heavy object that suspends in midair on lifting hook 5 can keep in specific position and by the lifting, in order to ensure that it is difficult for taking place the phenomenon of rocking, stability and security are higher.
In the technical scheme, the outer surface of the driven friction wheel I9 and the outer surface of the driving friction wheel 12 can be in direct friction transmission connection, and the outer surface of the driven friction wheel II 10 and the outer surface of the driving friction wheel 12 are in friction transmission connection through the transmission friction wheel 11.
The arrangement among the driven friction wheel I9, the driven friction wheel II 10, the transmission friction wheel 11 and the driving friction wheel 12 enables the sliding shaft 7 to rotate in the same direction or in the opposite direction along with the rotation of the transmission main shaft 2 under the action of the driving friction wheel, and then the supporting sliding block 6 is driven to move in different directions along the track of the sliding shaft 7.
In the technical scheme, the length of the two ends of the supporting slide block 6 is greater than the length between one ends of the transmission clamping blocks 8 close to the upper edge of one end of the winding drum 3.
Wherein, to the setting of support slider 6 both ends extension length, make it can extrude transmission fixture block 8 effectively when moving on the border position to can produce between driven friction pulley I9 or driven friction pulley II 10 and the initiative friction pulley 12 and stabilize effective friction drive contact, and then drive slide shaft 7 and take place the not equidirectional rotation action.
The arrangement of the transmission support rod 13 enables an effective linkage mechanism to be formed between the two groups of transmission clamping blocks 8, so that the friction transmission connection between the driven friction wheel I9 or the driven friction wheel II 10 and the driving friction wheel 12 can be effectively converted when the supporting slide block 6 is extruded.
In the technical scheme, the winding direction of the steel wire rope 4 on the winding drum 3 is always opposite to the moving direction of the support sliding block 6 on the sliding shaft 7.
The winding direction of the steel wire rope 4 and the moving direction of the supporting sliding block 6 on the sliding shaft 7 are set, so that when the steel wire rope 4 is wound on one layer, different winding angles are formed between the lifting hooks 5 on each layer, ordered winding can be formed between the steel wire ropes 4 on each layer, and meanwhile, the mutual frictional extrusion force of the steel wire ropes 4 on each layer is reduced when the steel wire ropes 4 on each layer are wound.
The use method and the working principle of the embodiment are as follows:
when a heavy object is suspended by using the electric hoist, when the outer surface of the driven friction wheel I9 is in friction transmission contact with the outer surface of the driving friction wheel 12, the winding drum 3 is driven to rotate under the transmission action of the transmission main shaft 2 and the steel wire rope 4 is wound, so that the heavy object suspended at the bottom end of the lifting hook 5 is slowly lifted, meanwhile, under the friction transmission action of the driven friction wheel I9 and the driving friction wheel 12, the sliding shaft 7 reversely rotates along with the transmission main shaft 2, and under the action of screw transmission between the sliding shaft and the supporting slide block 6, the supporting slide block 6 moves along the direction opposite to the winding direction of the steel wire rope 4, and when one end of the supporting slide block 6 moves to the edge position of the sliding shaft 7, the supporting slide block 6 is extruded with the transmission fixture block 8 on the corresponding end, so that the winding drum 3 winds the first layer of the steel wire rope 4;
and the two groups of transmission fixture blocks 8 are driven to move towards the same left side under the linkage action of the transmission support rod 13, so that the driven friction wheel I9 is separated from the driving friction wheel 12, meanwhile, the driven friction wheel II 10 is contacted with the transmission friction wheel 11, under the transmission action of the transmission friction wheel 11 and the driven friction wheel II 10, the sliding shaft 7 moves along with the transmission main shaft 2 in the same direction, the steel wire rope 4 automatically jumps to the second layer and winds under the extrusion of the first layer of steel wire rope 4 and the action of a weight, the steel wire rope 4 inclines to be opposite to the winding angle of the first layer of steel wire rope 4 under the pulling action of the weight, the supporting slide block 6 is forced to move reversely due to the change of the rotation direction of the sliding shaft 7, so that the supporting slide block is extruded with the transmission fixture block 8 at the left end, so that the transmission friction wheel 11 is separated from the driven friction wheel II 10, the driven friction wheel I9 is contacted with the driving friction wheel 12 again, the step of the previous stage is repeated in a certain cycle until the height of the lifting hook is lifted up and lifted up again, and the step of the specified weight is similar to the step of the lifting hook 5.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various 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 (2)
1. The utility model provides an electric block for hoisting equipment, includes installing support (1), transmission main shaft (2) have been cup jointed in the activity in the inner chamber of installing support (1), the middle part of transmission main shaft (2) surface just is located fixed cover among the inner chamber of installing support (1) and has connect winding reel (3), and the winding has wire rope (4), its characterized in that on the surface of winding reel (3):
one end of the steel wire rope (4) penetrates through a lifting hook (5) positioned below the mounting bracket (1) and is fixedly provided with a supporting sliding block (6), the inside of the supporting sliding block (6) is in transmission connection with the outer surface of a sliding shaft (7) fixedly arranged in an inner cavity of the mounting bracket (1), the winding direction of the steel wire rope (4) on the winding drum (3) is always opposite to the moving direction of the supporting sliding block (6) on the sliding shaft (7), two sides of the outer surface of the sliding shaft (7) are respectively and movably sleeved with a group of transmission clamping blocks (8), and the extending lengths of two ends of the supporting sliding block (6) are both greater than the length between the inner edge of one end of the winding drum (3) and one end of the transmission clamping blocks (8) close to the inner edge;
the right side the left side of transmission fixture block (8) surface is fixed to be cup jointed driven friction pulley I (9), and the right side of right side transmission fixture block (8) surface is fixed to be cup jointed driven friction pulley II (10), the bottom of installing support (1) inner chamber one side just is located and is equipped with transmission friction pulley (11) between driven friction pulley I (9) and driven friction pulley II (10), the surface of transmission friction pulley (11) and the fixed surface of the initiative friction pulley (12) of cup jointing on transmission main shaft (2) surface between friction drive be connected, but direct friction drive is connected between the surface of driven friction pulley I (9) and the surface of initiative friction pulley (12), and is connected through transmission friction pulley (11) friction drive between the surface of driven friction pulley II (10) and the surface of initiative friction pulley (12), controls two sets of passing through transmission branch (13) transmission connection between transmission fixture block (8), and swing joint between the both ends of transmission branch (13) and the both ends of installing support (1) respectively.
2. The electric hoist for hoisting equipment according to claim 1, characterized in that: the middle part of the outer surface of the sliding shaft (7) is provided with threads, and both sides of the outer surface of the sliding shaft are provided with movable clamping grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011219970.2A CN112299276B (en) | 2020-11-05 | 2020-11-05 | Electric hoist for hoisting equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011219970.2A CN112299276B (en) | 2020-11-05 | 2020-11-05 | Electric hoist for hoisting equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112299276A CN112299276A (en) | 2021-02-02 |
| CN112299276B true CN112299276B (en) | 2022-10-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011219970.2A Active CN112299276B (en) | 2020-11-05 | 2020-11-05 | Electric hoist for hoisting equipment |
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| Country | Link |
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| CN (1) | CN112299276B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11802029B1 (en) * | 2020-11-23 | 2023-10-31 | Paul Courtney Troegel | Boat hoist carrier |
| CN113007576A (en) * | 2021-02-24 | 2021-06-22 | 王鹏超 | Automatic oiling mechanism for crane sling |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB432861A (en) * | 1934-04-10 | 1935-08-02 | Kampnagel Ag | Improvements in and relating to mechanism for lifting floating bodies |
| CN101898732A (en) * | 2010-06-25 | 2010-12-01 | 溧阳市超强链条制造有限公司 | Guide rope device of electric block |
| CN206645749U (en) * | 2017-03-30 | 2017-11-17 | 河南大桥重工机械有限公司 | Electric block type multi-lay winding hoist engine |
| CN207002079U (en) * | 2017-06-28 | 2018-02-13 | 广州鑫摩克船舶工程有限公司 | A kind of three-phase elevator of watercraft engine room overhead traveling crane |
| CN110155895A (en) * | 2019-05-14 | 2019-08-23 | 太原理工大学 | A kind of rescue winch that can be translated certainly with the self-shield of card cabin |
| CN111704059A (en) * | 2020-06-01 | 2020-09-25 | 陆洪聘 | Hoisting apparatus with good stability |
| CN112299226A (en) * | 2020-11-05 | 2021-02-02 | 庞华俊 | Pipe crane for conveying pipes |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102935984A (en) * | 2012-11-18 | 2013-02-20 | 苏州蓝王机床工具科技有限公司 | Rope inter-winding preventing device of winch |
| US9399566B2 (en) * | 2013-05-13 | 2016-07-26 | David R. Hall | Grooved drum and associated roller for motorized lifting device |
| DE102014007552A1 (en) * | 2014-05-22 | 2015-11-26 | Maschinenfabrik Niehoff Gmbh & Co. Kg | Winding device for stranded winding material |
-
2020
- 2020-11-05 CN CN202011219970.2A patent/CN112299276B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB432861A (en) * | 1934-04-10 | 1935-08-02 | Kampnagel Ag | Improvements in and relating to mechanism for lifting floating bodies |
| CN101898732A (en) * | 2010-06-25 | 2010-12-01 | 溧阳市超强链条制造有限公司 | Guide rope device of electric block |
| CN206645749U (en) * | 2017-03-30 | 2017-11-17 | 河南大桥重工机械有限公司 | Electric block type multi-lay winding hoist engine |
| CN207002079U (en) * | 2017-06-28 | 2018-02-13 | 广州鑫摩克船舶工程有限公司 | A kind of three-phase elevator of watercraft engine room overhead traveling crane |
| CN110155895A (en) * | 2019-05-14 | 2019-08-23 | 太原理工大学 | A kind of rescue winch that can be translated certainly with the self-shield of card cabin |
| CN111704059A (en) * | 2020-06-01 | 2020-09-25 | 陆洪聘 | Hoisting apparatus with good stability |
| CN112299226A (en) * | 2020-11-05 | 2021-02-02 | 庞华俊 | Pipe crane for conveying pipes |
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| Publication number | Publication date |
|---|---|
| CN112299276A (en) | 2021-02-02 |
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Effective date of registration: 20230410 Address after: No. 18 Wei'er Road, Fenghuang Industrial Park, Dongchangfu District, Liaocheng City, Shandong Province, 252024 Patentee after: Shandong Liaocheng Keshun Machinery Co.,Ltd. Address before: 230031 Senlong Industrial Park, 4301 Xiyou Road, Shushan Economic and Technological Development Zone, Hefei City, Anhui Province Patentee before: Pang Huajun |