CN110159731B - Adjustable belt pulley of diameter convenient to dismouting - Google Patents
Adjustable belt pulley of diameter convenient to dismouting Download PDFInfo
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- CN110159731B CN110159731B CN201910523623.XA CN201910523623A CN110159731B CN 110159731 B CN110159731 B CN 110159731B CN 201910523623 A CN201910523623 A CN 201910523623A CN 110159731 B CN110159731 B CN 110159731B
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- ring
- fixedly connected
- outer wheel
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- sleeve
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H55/00—Elements with teeth or friction surfaces for conveying motion; Worms, pulleys or sheaves for gearing mechanisms
- F16H55/32—Friction members
- F16H55/52—Pulleys or friction discs of adjustable construction
- F16H55/54—Pulleys or friction discs of adjustable construction of which the bearing parts are radially adjustable
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Accessories For Mixers (AREA)
- Pulleys (AREA)
Abstract
The invention relates to the technical field of novel belt pulleys and discloses a diameter-adjustable belt pulley convenient to disassemble and assemble, which comprises a circular ring sleeve and a plurality of outer wheel carriers, wherein the circular ring sleeve is connected with the outer wheel carriers through an arranged telescopic mechanism, an elastic belt ring is sleeved between the outer wheel carriers, the inner arc surface of each outer wheel carrier is fixedly connected with a stop dog, two side surfaces of each stop dog are fixedly connected with telescopic springs, an arc rod is movably inserted between every two adjacent outer wheel carriers, two ends of each arc rod are respectively and fixedly connected with one end of each telescopic spring on the adjacent side, a clamping and fastening mechanism is arranged on one side surface of the circular ring sleeve, a rotating ring is movably connected to the other side surface of the circular ring sleeve, and a plurality of convex blocks are arranged at the upper end of the side. The invention solves the problems that the diameter of the existing belt pulley can not be changed, the belt pulley with corresponding size needs to be disassembled and replaced according to the work of different rotating speeds, the existing belt pulley is very inconvenient, the work time is greatly consumed, and the operation is very inconvenient.
Description
Technical Field
The invention relates to the technical field of novel belt pulleys, in particular to a diameter-adjustable belt pulley convenient to disassemble and assemble.
Background
The belt pulley belongs to a hub part, generally has a relatively large size, and is mainly cast and forged in the manufacturing process. The design with larger size is designed to be a casting method, the material is generally cast iron (with better casting performance), and the cast steel is rarely used (with poor casting performance); generally, the steel is small in size and can be designed to be forged, and the material is steel. The belt pulley is mainly used in the occasion of transmitting power at a long distance, such as the output of small diesel engine power, agricultural vehicles, tractors, automobiles, mining machinery, machining equipment, textile machinery, packaging machinery, lathes, forging beds, the transmission of power of some small horsepower motorcycles, the transmission of power of agricultural machinery, air compressors, speed reducers, generators, cotton gins and the like.
The existing belt pulleys are integrated, the size and the diameter of the belt pulley are not adjusted, the belt pulleys with different diameters need to be replaced at different rotating speeds under different working environments, the belt pulleys are inconvenient to detach, time and labor are consumed, and working time is prolonged, so that the belt pulley which is convenient to detach and can change the diameter is provided.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the diameter-adjustable belt pulley convenient to disassemble and assemble, and solves the problems that the diameter of the conventional belt pulley cannot be changed, the belt pulley with the corresponding size needs to be disassembled and replaced according to the work at different rotating speeds, the operation is very inconvenient, the working time is greatly consumed, and the operation is very inconvenient.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: a diameter-adjustable belt pulley convenient to disassemble and assemble comprises a ring sleeve and a plurality of outer wheel carriers, wherein the ring sleeve is connected with the outer wheel carriers through a telescopic mechanism, an elastic belt ring is sleeved between the outer wheel carriers, a stop block is fixedly connected with the inner arc surface of each outer wheel carrier, telescopic springs are fixedly connected with the two side surfaces of the stop block, an arc rod is movably inserted between every two adjacent outer wheel carriers, the two ends of the arc rod are fixedly connected with one end of each telescopic spring on the adjacent side, a clamping and fastening mechanism is arranged on the side surface of the ring sleeve, a rotating ring is movably connected with the other side surface of the ring sleeve, a plurality of convex blocks are arranged at the upper end of the side surface of the rotating ring, a stirring ring is fixedly connected with the side surface of the rotating ring, a knob ring is fixedly connected with the side surface of the rotating ring, a plurality of vertical blocks are fixedly connected with the outer circle surface of the ring sleeve, and a, one end of the supporting rod is fixedly connected with a limiting block, and a reset spring is fixedly connected between the side surface of the limiting block and the side surface of the vertical block;
the telescopic mechanism comprises a screw rod and a screw sleeve, the top end of the screw rod is rotationally connected with the inner arc surface of the outer wheel frame, the thread surface of the screw rod is in threaded connection with the inner ring of the screw sleeve, the screw sleeve is fixedly connected to the outer arc wall of the circular sleeve, the other end of the screw rod is fixedly connected with a connecting rod, the side surface of the limiting block is provided with an arc groove, the arc groove corresponds to the convex block, the outer circle surface of the connecting rod is sleeved with a round rod, and the outer circle surface of the round rod is abutted against the side surface of the toggle ring;
the clamping and fastening mechanism comprises a connecting block, a bolt is connected to the connecting block in a threaded manner, an arc-shaped clamping plate is fixedly connected to the bottom end of the bolt, a rotating handle is arranged at the top end of the bolt, and a supporting spring is fixedly connected between the rotating handle and the connecting block.
Preferably, the inner ring of the circular ring sleeve is provided with a key groove.
Preferably, the inner arc surface of the arc-shaped clamping plate is provided with a rubber anti-slip pad.
Preferably, both ends of the outer circular surface of the outer wheel frame are circular arcs.
Preferably, the outer circular surface of the round stick is provided with a rubber non-slip mat.
Preferably, the number of the limiting blocks is equal to the number of the lugs on the rotating ring.
Preferably, the section of the poking ring is T-shaped.
(III) advantageous effects
Compared with the prior art, the invention provides the diameter-adjustable belt pulley convenient to disassemble and assemble, which has the following beneficial effects:
1. the invention can retract and release a plurality of outer wheel frames through the arranged stop blocks, the telescopic springs and the arc rods, thereby changing the diameter of the outer ring of the belt pulley, saving the time for replacing belt pulleys with different sizes and improving the working efficiency.
2. The elastic belt ring is arranged, so that the outer wheel frames are integrated, the friction force between the elastic belt ring and the belt can be increased by adopting a rubber material, the belt is driven more stably, and the transmission effect is better.
3. According to the invention, through the screw, the threaded sleeve, the connecting rod and the round stick, under the condition that the rotating ring is rotated to drive the poking ring to rotate the round stick, the expansion range of the plurality of outer wheel frames can be changed, so that the diameter of the outer ring of the belt pulley can be adjusted, the operation is convenient, and the practicability is strong.
4. According to the invention, through the connecting block, the bolt, the arc-shaped clamping plate, the rotating handle and the supporting spring, the rotating shaft of the external motor is fastened and fixed again in the state that the key grooves of the ring sleeve are fastened, so that the situation that the ring sleeve is loosened and separated in a long-time working state is avoided, and the stability and the safety of the ring sleeve are ensured.
5. Through the vertical block, the supporting rod, the limiting block and the reset spring which are arranged, the convex block on the rotating ring can be limited, so that the rotating ring after adjustment is prevented from rotating again, and the stability of the rotating ring is guaranteed.
Drawings
FIG. 1 is a cross-sectional view of an adjustable diameter pulley of the present invention for easy disassembly and assembly;
FIG. 2 is a front view of an adjustable diameter pulley of the present invention for easy disassembly and assembly;
FIG. 3 is a rear view of an adjustable diameter pulley of the present invention for easy disassembly and assembly;
FIG. 4 is a side cross-sectional view of the torus sleeve of the present invention;
FIG. 5 is a view of the outer wheel frame and the elastic band of the present invention in combination;
FIG. 6 is an elevation view of the clamping fixture of the present invention;
FIG. 7 is an enlarged view of the structure A shown in FIG. 4 according to the present invention;
fig. 8 is a front view of the telescoping mechanism of the present invention.
In the figure: the device comprises a circular ring sleeve 1, an outer wheel frame 2, a telescopic mechanism 3, a screw rod 31, a screw sleeve 32, a connecting rod 33, a circular rod 34, an elastic belt ring 4, a stop block 5, a telescopic spring 6, a circular arc rod 7, a clamping and fastening mechanism 8, a connecting block 81, a bolt 82, an arc-shaped clamping plate 83, a rotating handle 84, a supporting spring 85, a rotating ring 9, a poking ring 10, a knob ring 11, a vertical block 12, a supporting rod 13, a limiting block 14 and a return spring 15.
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.
As shown in fig. 1 to 8, the present invention provides a technical solution: a diameter-adjustable belt pulley convenient to disassemble and assemble comprises a circular ring sleeve 1 and a plurality of outer wheel carriers 2, wherein a key groove is formed in the inner ring of the circular ring sleeve 1, two ends of the outer circular surface of each outer wheel carrier 2 are arc-shaped, the circular ring sleeve 1 is connected with the outer wheel carriers 2 through an arranged telescopic mechanism 3, an elastic belt ring 4 is sleeved between the outer wheel carriers 2, a stop block 5 is fixedly connected to the inner arc surface of each outer wheel carrier 2, telescopic springs 6 are fixedly connected to two side surfaces of the stop block 5, an arc rod 7 is movably inserted between every two adjacent outer wheel carriers 2, two ends of each arc rod 7 are respectively fixedly connected with one end of the telescopic spring 6 on one adjacent side, a clamping mechanism 8 is arranged on the side surface of the circular ring sleeve 1, a rotating ring 9 is movably connected to the side surface of the circular ring sleeve 1, a plurality of convex blocks are arranged at the upper end of the side surface of the rotating ring 9, a stirring ring 10, the anti-dropping ring comprises a ring sleeve 1, a knob ring 11 is fixedly connected to the other side face of a rotating ring 9, a plurality of vertical blocks 12 are fixedly connected to the outer circular face of the ring sleeve 1, supporting rods 13 penetrate through the side walls of the vertical blocks 12, limiting blocks 14 are fixedly connected to one ends of the supporting rods 13, arc grooves are formed in the side faces of the limiting blocks 14 and correspond to convex blocks, the number of the limiting blocks 14 is equal to that of the convex blocks on the rotating ring 9, and reset springs 15 are fixedly connected between the side faces of the limiting blocks 14 and the side faces of the vertical blocks 12;
the telescopic mechanism 3 comprises a screw rod 31 and a threaded sleeve 32, the top end of the screw rod 31 is rotationally connected with the inner arc surface of the outer wheel frame 2, the thread surface of the screw rod 31 is in threaded connection with the inner ring of the threaded sleeve 32, the threaded sleeve 32 is fixedly connected to the outer arc wall of the circular sleeve 1, the other end of the screw rod 31 is fixedly connected with a connecting rod 33, the outer circular surface of the connecting rod 33 is sleeved with a circular rod 34, the outer circular surface of the circular rod 34 is abutted against the side surface of the toggle ring 10, and the outer circular surface of the circular rod 34 is provided with a rubber anti-skid pad;
the clamping and fastening mechanism 8 comprises a connecting block 81, a bolt 82 is connected to the connecting block 81 in a threaded manner, an arc-shaped clamping plate 83 is fixedly connected to the bottom end of the bolt 82, a rubber anti-slip pad is arranged on the inner arc surface of the arc-shaped clamping plate 83, a rotating handle 84 is arranged at the top end of the bolt 82, and a supporting spring 85 is fixedly connected between the rotating handle 84 and the connecting block 81.
The working principle is as follows: during adjustment, the knob ring 11 is rotated, the rotating ring 9 drives the poking ring 10 to poke the round rod 34 to rotate, the connecting rod 33 connected with the rotating rod drives the screw rod 31 to rotate, the screw rod 31 drives the outer wheel frame 2 to stretch under the action of the screw sleeve 32, the arc rod 7 stretches along with the outer wheel frame, the outer wheel frames 2 extend or tighten, the diameter of the outer ring of the belt pulley is changed, after the designated position is adjusted, the convex block on the rotating ring 9 is clamped in the arc groove on the limiting block 14 to be limited and fixed, the rotating ring 9 is prevented from rotating in work, and stability is improved.
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 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 (7)
1. The utility model provides an adjustable belt pulley of diameter convenient to dismouting, includes ring cover (1) and a plurality of outer wheel carrier (2), its characterized in that: the ring sleeve (1) is connected with a plurality of outer wheel carriers (2) through an arranged telescopic mechanism (3), an elastic ring (4) is sleeved between the outer wheel carriers (2), a stop block (5) is fixedly connected with the inner arc surface of each outer wheel carrier (2), two side surfaces of each stop block (5) are fixedly connected with a telescopic spring (6), an arc rod (7) is movably inserted between every two adjacent outer wheel carriers (2), two ends of each arc rod (7) are respectively and fixedly connected with one end of each telescopic spring (6) on the adjacent side, a clamping and fastening mechanism (8) is arranged on the side surface of each ring sleeve (1), a rotating ring (9) is movably connected to the other side surface of each ring sleeve (1), a plurality of convex blocks are arranged at the upper end of the side surface of each rotating ring (9), a stirring ring (10) is fixedly connected to the side surface of each rotating ring (9), and a rotating button ring (11) is fixedly connected to the other side surface of each rotating ring (9), the outer circular surface of the circular ring sleeve (1) is fixedly connected with a plurality of vertical blocks (12), the side walls of the vertical blocks (12) are connected with support rods (13) in a penetrating mode, one ends of the support rods (13) are fixedly connected with limit blocks (14), arc grooves are formed in the side faces of the limit blocks (14), correspond to the convex blocks, and reset springs (15) are fixedly connected between the side faces of the limit blocks (14) and the side faces of the vertical blocks (12);
the telescopic mechanism (3) comprises a screw rod (31) and a screw sleeve (32), the top end of the screw rod (31) is rotatably connected with the inner arc surface of the outer wheel frame (2), the thread surface of the screw rod (31) is in threaded connection with the inner ring of the screw sleeve (32), the screw sleeve (32) is fixedly connected to the outer arc wall of the circular sleeve (1), the other end of the screw rod (31) is fixedly connected with a connecting rod (33), the outer circular surface of the connecting rod (33) is sleeved with a round rod (34), and the outer circular surface of the round rod (34) is abutted to the side surface of the toggle ring (10);
clamping fastening device (8) are including connecting block (81), threaded connection has bolt (82) on connecting block (81), and the bottom fixedly connected with arc splint (83) of bolt (82), the top of bolt (82) is provided with turning handle (84), and fixedly connected with supporting spring (85) between turning handle (84) and connecting block (81).
2. The easy-to-dismount diameter adjustable pulley according to claim 1, wherein: the inner ring of the ring sleeve (1) is provided with a key groove.
3. The easy-to-dismount diameter adjustable pulley according to claim 1, wherein: the inner arc surface of the arc-shaped clamping plate (83) is provided with a rubber anti-slip pad.
4. The easy-to-dismount diameter adjustable pulley according to claim 1, wherein: and two ends of the outer circular surface of the outer wheel frame (2) are arc-shaped.
5. The easy-to-dismount diameter adjustable pulley according to claim 1, wherein: the outer circle surface of the round stick (34) is provided with a rubber non-slip mat.
6. The easy-to-dismount diameter adjustable pulley according to claim 1, wherein: the number of the limiting blocks (14) is equal to that of the lugs on the rotating ring (9).
7. The easy-to-dismount diameter adjustable pulley according to claim 1, wherein: the section of the poking ring (10) is T-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910523623.XA CN110159731B (en) | 2019-06-17 | 2019-06-17 | Adjustable belt pulley of diameter convenient to dismouting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910523623.XA CN110159731B (en) | 2019-06-17 | 2019-06-17 | Adjustable belt pulley of diameter convenient to dismouting |
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| Publication Number | Publication Date |
|---|---|
| CN110159731A CN110159731A (en) | 2019-08-23 |
| CN110159731B true CN110159731B (en) | 2020-10-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910523623.XA Active CN110159731B (en) | 2019-06-17 | 2019-06-17 | Adjustable belt pulley of diameter convenient to dismouting |
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| CN (1) | CN110159731B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111059883A (en) * | 2019-12-18 | 2020-04-24 | 黄细珠 | Textile fabric processing equipment |
| CN111536438B (en) * | 2020-07-09 | 2022-04-01 | 广东美家量科技有限公司 | Wireless digital intelligent focusing, dimming and color mixing LED lamp |
| CN112178159B (en) * | 2020-10-09 | 2021-06-15 | 肇庆市多成传动机械有限公司 | Belt transmission wheel with adjustable transmission radius |
| CN112697574A (en) * | 2020-12-17 | 2021-04-23 | 深圳市成天泰电缆实业发展有限公司 | Cable durability testing device |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2893328Y (en) * | 2006-01-19 | 2007-04-25 | 郭庆成 | Automatic ratio gear |
| CN101482170B (en) * | 2009-02-25 | 2013-12-18 | 宋佑群 | Rotating cage type belt pulley of continuously variable transmission |
| US9462931B2 (en) * | 2013-03-05 | 2016-10-11 | Boston Scientific Scimed, Inc. | Control system for medical devices and related methods of use |
| CN103277477A (en) * | 2013-06-07 | 2013-09-04 | 田雷 | Variable-radius type toothed-chain stepless transmission with smooth output |
| CN106451235B (en) * | 2016-11-30 | 2018-07-20 | 国网福建省电力有限公司 | A kind of space rod dismounting tool and assembly and disassembly methods |
| CN206668888U (en) * | 2017-04-13 | 2017-11-24 | 常州工程职业技术学院 | A kind of compact tension pulley of built-in strainer |
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| CN110159731A (en) | 2019-08-23 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A diameter adjustable pulley for easy disassembly and assembly Effective date of registration: 20230717 Granted publication date: 20201002 Pledgee: Ningguo SME financing Company limited by guarantee Pledgor: Anhui Ninglong Machinery Technology Co.,Ltd. Registration number: Y2023980048676 |
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