CN216643020U - Noise reduction type gear for hoisting equipment - Google Patents
Noise reduction type gear for hoisting equipment Download PDFInfo
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- CN216643020U CN216643020U CN202220204746.4U CN202220204746U CN216643020U CN 216643020 U CN216643020 U CN 216643020U CN 202220204746 U CN202220204746 U CN 202220204746U CN 216643020 U CN216643020 U CN 216643020U
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Abstract
The utility model belongs to the field of gears, and particularly relates to a noise reduction type gear for hoisting equipment, which comprises a gear circle, a gear fixing hole, a gear fixing pin, a tooth socket and a noise reduction unit; a gear fixing hole is formed in the gear circle; a gear fixing pin is inserted in the slot on the gear fixing hole; tooth grooves are uniformly distributed on the gear circle; noise reduction units are symmetrically arranged on the gear circle; lubricating oil is injected into the lubricating noise reduction ring made of the sound absorption sponge, so that the gear can be lubricated when the tooth socket is meshed with the gear, the friction force of the gear during meshing is reduced, the noise is reduced, and the noise generated during meshing can be absorbed through the lubricating noise reduction ring, so that the noise reduction effect is realized; the lubricating oil in the lubricating noise reduction ring can be ensured to be always positioned in the lubricating noise reduction ring through the sealing limit cover, and cannot flow to the outside.
Description
Technical Field
The utility model relates to the field of gears, in particular to a noise reduction type gear for hoisting equipment.
Background
Noise reduction is a concept aiming at human auditory sense, and means that the sound heard by human body is reduced, the significance of noise reduction is great, and the noise reduction is necessary not only for the use in places needing silence, but also for the occasions with huge sound.
The gear is a transmission element with very high smoothness, has very high reliability and is the most common mechanical element in mechanical equipment.
After the existing gear runs for a long time and the lubricating oil is reduced, the meshing friction and noise between the gears are increased, so that the service life of the gears is shortened and the noise is generated; therefore, the noise reduction type gear for the hoisting equipment is provided for solving the problems.
SUMMERY OF THE UTILITY MODEL
In order to make up for the defects of the prior art and solve the problems that after the existing gear runs for a long time and lubricating oil is reduced, meshing friction and noise between the gears are increased, so that the service life of the gears is shortened and the gears generate noise, the utility model provides a noise reduction type gear for hoisting equipment.
The technical scheme adopted by the utility model for solving the technical problems is as follows: the noise reduction type gear for the hoisting equipment comprises a gear circle, a gear fixing hole, a gear fixing pin, a tooth groove and a noise reduction unit; a gear fixing hole is formed in the gear circle; a gear fixing pin is inserted into the groove in the gear fixing hole; tooth grooves are uniformly distributed on the gear circle; noise reduction units are symmetrically arranged on the gear circle; the noise reduction unit comprises a fixing threaded hole, a fixing fastener and a sealing fixing cover; fixing threaded holes are symmetrically formed in the gear circle; a fixed fastener is inserted into the internal thread of the fixed threaded hole; the fixed fastener is sleeved with a sealing fixed cover; the sealing fixed cover is sleeved with a sealing limit cover; the sealing limit cover is sleeved with a lubricating noise reduction ring; the gear can be lubricated, so that the friction force of the gear during meshing is reduced, the noise is reduced, and the noise generated during meshing of the gear can be absorbed through the lubricating noise reduction ring, so that the noise reduction effect is realized; the lubricating oil in the lubricating noise reduction ring can be ensured to be always positioned in the lubricating noise reduction ring through the sealing limit cover, and cannot flow to the outside.
Preferably, a sound-absorbing ring is sleeved in the sealing fixed cover; a plurality of second limiting rings are concentrically and fixedly connected to the sound-absorbing ring; the second limiting ring is sleeved in the second limiting groove; the second limiting groove is formed in the sealing fixing cover; through inhaling the sound ring and can falling the sound wave of making an uproar ring and sealed spacing cover absorption back again and adsorb to realize the better sound effect of making an uproar of falling.
Preferably, the sealing fixing cover is made of stainless steel; the fixing fastener is made of stainless steel; the outer diameter of the lubricating noise reduction ring is equal to that of the gear circle; the external diameter of making an uproar ring is fallen through the lubrication equals with the external diameter of gear circle for can surround the gear through the ring of making an uproar of falling in the lubrication, inhale the omnidirectional and inhale the sound and fall the noise, realize lubricating oil and the comprehensive contact lubrication of gear simultaneously, reach the function of lubricated reduction frictional force and noise.
Preferably, a plurality of first limiting rings are concentrically and fixedly connected to the sealing limiting cover; the first limiting ring is inserted in the first limiting groove; the first limiting groove is formed in the sealing fixing cover; the sealed spacing cover is stably fixed on the sealed fixed cover by the buckling connection of the first spacing ring and the first spacing groove, so that the risk of separation is reduced, the sealed spacing cover is guaranteed to be balanced under stress, and the sealing performance is guaranteed.
Preferably, a plurality of sound absorbing holes are uniformly distributed in the sealing limit cover; the sealing limit cover is made of silica gel; guarantee meshing driven stable going on, seted up a plurality of sound holes of inhaling through the equipartition in sealed spacing cover for can absorb the noise that the gear produced at meshing driven in-process, thereby make the noise can not transmit the external world, realize the function of making an uproar.
Preferably, the lubricating noise reduction ring is made of sound absorption sponge; lubricating oil is filled in the lubricating noise reduction ring; the gear meshed with the tooth grooves is always contacted with lubricating oil in the rotating process, so that the long-term existence of the lubricating oil is ensured, the working time of the lubricating oil is prolonged, the friction force of the gear in the meshing transmission process is reduced, and the noise is reduced; the lubricating noise reduction ring made of the sound absorption sponge can absorb noise generated by the gear in the transmission process, so that the sound of the gear is reduced and transmitted to the outside.
The utility model has the advantages that:
1. according to the utility model, lubricating oil is injected into the lubricating noise reduction ring made of the sound absorption sponge, so that the gear can be lubricated when the tooth socket is meshed with the gear, the friction force of the gear during meshing is reduced, the noise is reduced, and the noise generated during meshing can be absorbed through the lubricating noise reduction ring, so that the noise reduction effect is realized; the sealing limit cover ensures that the lubricating oil in the lubricating noise reduction ring can be always positioned in the lubricating noise reduction ring and cannot flow to the outer side;
2. according to the utility model, the outer diameter of the lubricating noise reduction ring is equal to that of the gear circle, so that the lubricating noise reduction ring can surround the gear, sound absorption and noise reduction are carried out in all directions, and meanwhile, the lubricating oil and the gear are lubricated in a full-contact manner, so that the lubricating function of reducing friction and noise is achieved; through the sealed spacing cover that silica gel made for can warp when contacting with the gear, guarantee meshing driven stable going on, seted up a plurality of sound holes of inhaling through the equipartition in sealed spacing cover, make can absorb the noise that the gear produced at meshing driven in-process, thereby make the noise can not transmit in the external world, realize the function of making an uproar.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
FIG. 1 is a sectional front view of a gear according to a first embodiment;
FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;
FIG. 3 is a schematic side view of the first embodiment;
FIG. 4 is a schematic structural view of a seal retaining cap according to the first embodiment;
FIG. 5 is a sectional view of the gear according to the second embodiment.
In the figure: 1. a gear circle; 2. a gear fixing hole; 3. a gear fixing pin; 4. a tooth socket; 5. fixing the threaded hole; 6. fixing a fastener; 7. sealing the fixed cover; 8. a first limit groove; 9. a first limit ring; 10. sealing the limit cover; 11. a sound absorption hole; 12. lubricating a noise reduction ring; 13. a second limit groove; 14. a second stop collar; 15. a sound absorbing ring; 16. and a limiting baffle.
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.
Example one
Referring to fig. 1-4, a noise reduction type gear for a hoisting device includes a gear circle 1, a gear fixing hole 2, a gear fixing pin 3, a tooth space 4 and a noise reduction unit; a gear fixing hole 2 is formed in the gear circle 1; a gear fixing pin 3 is inserted into the groove of the gear fixing hole 2; tooth grooves 4 are uniformly distributed on the gear circle 1; the gear circle 1 is symmetrically provided with noise reduction units; the noise reduction unit comprises a fixing threaded hole 5, a fixing fastener 6 and a sealing fixing cover 7; the gear circle 1 is symmetrically provided with fixing threaded holes 5; a fixed fastener 6 is inserted into the internal thread of the fixed threaded hole 5; the fixed fastener 6 is sleeved with a sealing fixed cover 7; the sealing fixed cover 7 is sleeved with a sealing limit cover 10; the sealing limit cover 10 is sleeved with a lubricating noise reduction ring 12; when the gear is in work, lubricating oil is injected into the lubricating noise reduction ring 12 made of sound absorption sponge, so that the gear can be lubricated when the tooth socket 4 is meshed with the gear, the friction force of the gear during meshing is reduced, the noise is reduced, and the noise generated during meshing can be absorbed through the lubricating noise reduction ring 12, so that the noise reduction effect is realized; the sealing limit cover 10 ensures that the lubricating oil in the lubricating noise reduction ring 12 can be always positioned in the lubricating noise reduction ring 12 and cannot flow to the outside.
A sound absorption ring 15 is sleeved in the sealing fixed cover 7; a plurality of second limiting rings 14 are concentrically and fixedly connected to the sound-absorbing ring 15; the second limiting ring 14 is sleeved in the second limiting groove 13; the second limit groove 13 is formed in the sealing fixing cover 7; during operation, sound wave after the ring 12 and the sealed spacing cover 10 of making an uproar are fallen in the lubrication can be adsorbed once more through inhaling sound ring 15 to realize better noise reduction and inhale the sound effect.
The sealing fixing cover 7 is made of stainless steel; the fixing fastener 6 is made of stainless steel; the outer diameter of the lubricating noise reduction ring 12 is equal to that of the gear circle 1; during operation, the external diameter of falling the ring 12 of making an uproar through the lubrication equals with the external diameter of gear circle 1 for it can surround the gear to fall the ring 12 through the lubrication, inhales the omnidirectional and inhales the sound and falls the noise, realizes the comprehensive contact lubrication of lubricating oil and gear simultaneously, reaches the function of lubricated reduction frictional force and noise.
A plurality of first limiting rings 9 are concentrically and fixedly connected to the sealing limiting cover 10; the first limit ring 9 is inserted in the first limit groove 8; the first limit groove 8 is formed in the sealing fixing cover 7; during operation, the first limiting ring 9 is connected with the first limiting groove 8 in a buckling manner, so that the sealing limiting cover 10 is stably fixed on the sealing fixing cover 7, the risk of separation is reduced, the sealing limiting cover 10 is guaranteed to be balanced when stressed, and the sealing performance is guaranteed.
A plurality of sound absorbing holes 11 are uniformly distributed in the sealing limit cover 10; the sealing limit cover 10 is made of silica gel; the during operation, sealed spacing cover 10 through silica gel makes for can warp when contacting with the gear, guarantee the driven stability of meshing and go on, seted up a plurality of sound holes 11 of inhaling through the equipartition in sealed spacing cover 10, make can absorb the noise that the gear produced at the driven in-process of meshing, thereby make the noise can not transmit in the external world, realize the function of making an uproar.
The lubricating noise reduction ring 12 is made of sound absorption sponge; lubricating oil is filled in the lubricating noise reduction ring 12; when the lubricating and noise-reducing device works, lubricating oil is filled in the lubricating and noise-reducing ring 12, so that the gear meshed with the tooth grooves 4 is always in contact with the lubricating oil in the rotating process, the long-term existence of the lubricating oil is ensured, the working time of the lubricating oil is prolonged, the friction force of the gear in the meshing transmission process is reduced, and the noise is reduced; the lubricating noise reduction ring 12 made of sound absorption sponge can absorb the noise generated by the gear in the transmission process, thereby reducing the sound transmission of the gear to the outside.
Example two
Referring to fig. 5, in a first comparative example, as another embodiment of the present invention, a limiting baffle 16 is bonded to a side surface of the sound-absorbing ring 15; the limit baffle 16 is inserted in the sealing fixed cover 7; the during operation is through the limit baffle 16 that the stainless steel made for inhale sound ring 15 can not contact with external dust at the in-process that uses, thereby guarantee to inhale the sound effect of sound ring 15, the protection of keeping apart with the external world simultaneously, thereby make to inhale sound ring 15 and can guarantee long-time work.
According to the working principle, lubricating oil is injected into the lubricating noise reduction ring 12 made of sound absorption sponge, so that the gear can be lubricated when the tooth socket 4 is meshed with the gear, the friction force of the gear during meshing is reduced, the noise is reduced, and the noise generated during meshing can be absorbed through the lubricating noise reduction ring 12, so that the noise reduction effect is realized; the sealing limit cover 10 ensures that the lubricating oil in the lubricating noise reduction ring 12 can be always positioned in the lubricating noise reduction ring 12 and cannot flow to the outside; the sound absorption ring 15 can absorb the sound waves absorbed by the lubricating noise reduction ring 12 and the sealing limit cover 10 again, so that better noise reduction and sound absorption effects are realized; the outer diameter of the lubricating noise reduction ring 12 is equal to that of the gear circle 1, so that the lubricating noise reduction ring 12 can surround the gear, sound absorption and noise reduction are carried out in all directions, and meanwhile, lubricating oil and the gear are lubricated in a full-contact mode, and the lubricating function of reducing friction and noise is achieved; the sealing limit cover 10 is stably fixed on the sealing fixed cover 7 through the buckling connection of the first limit ring 9 and the first limit groove 8, so that the risk of separation is reduced, the sealing limit cover 10 is ensured to be balanced when stressed, and the sealing performance is ensured; the sealing limit cover 10 made of silica gel can deform when contacting with the gear, so that stable meshing transmission is ensured, and a plurality of sound absorbing holes 11 are uniformly distributed in the sealing limit cover 10, so that noise generated in the meshing transmission process of the gear can be absorbed, the noise can not be transmitted to the outside, and the noise reduction function is realized; lubricating oil is filled in the lubricating noise reduction ring 12, so that the gear meshed with the tooth grooves 4 is always in contact with the lubricating oil in the rotating process, the long-term existence of the lubricating oil is ensured, the working time of the lubricating oil is prolonged, the friction force of the gear in the meshing transmission process is reduced, and the noise is reduced; the lubricating noise reduction ring 12 made of sound absorption sponge can absorb the noise generated by the gear in the transmission process, thereby reducing the sound transmission of the gear to the outside.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed.
Claims (6)
1. The utility model provides a lifting device is with type of making an uproar gear that falls which characterized in that: the noise reduction device comprises a gear circle (1), a gear fixing hole (2), a gear fixing pin (3), a tooth groove (4) and a noise reduction unit; a gear fixing hole (2) is formed in the gear circle (1); a gear fixing pin (3) is inserted into the groove of the gear fixing hole (2); tooth grooves (4) are uniformly distributed on the gear circle (1); noise reduction units are symmetrically arranged on the gear circle (1); the noise reduction unit comprises a fixing threaded hole (5), a fixing fastener (6) and a sealing fixing cover (7); fixing threaded holes (5) are symmetrically formed in the gear circle (1); a fixed fastener (6) is inserted into the internal thread of the fixed threaded hole (5); a sealing fixed cover (7) is sleeved on the fixed fastener (6); a sealing limit cover (10) is sleeved on the sealing fixed cover (7); and a lubricating noise reduction ring (12) is sleeved on the sealing limit cover (10).
2. The noise reduction type gear for the hoisting equipment according to claim 1, wherein: a sound-absorbing ring (15) is sleeved in the sealing fixed cover (7); a plurality of second limiting rings (14) are concentrically and fixedly connected to the sound-absorbing ring (15); the second limiting ring (14) is sleeved in the second limiting groove (13); the second limit groove (13) is arranged on the sealing fixed cover (7).
3. The noise reduction gear for the hoisting equipment as recited in claim 2, wherein: the sealing fixing cover (7) is made of stainless steel; the fixing fastener (6) is made of stainless steel; the outer diameter of the lubricating noise reduction ring (12) is equal to that of the gear circle (1).
4. The noise reduction type gear for the hoisting equipment as claimed in claim 3, wherein: a plurality of first limiting rings (9) are concentrically and fixedly connected to the sealing limiting cover (10); the first limiting ring (9) is inserted in the first limiting groove (8); the first limit groove (8) is arranged on the sealing fixed cover (7).
5. The noise reduction type gear for the hoisting equipment as claimed in claim 4, wherein: a plurality of sound absorbing holes (11) are uniformly distributed in the sealing limit cover (10); the sealing limit cover (10) is made of silica gel.
6. The noise reduction type gear for the hoisting equipment as claimed in claim 5, wherein: the lubricating noise reduction ring (12) is made of sound absorption sponge; and lubricating oil is filled in the lubricating noise reduction ring (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220204746.4U CN216643020U (en) | 2022-01-25 | 2022-01-25 | Noise reduction type gear for hoisting equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220204746.4U CN216643020U (en) | 2022-01-25 | 2022-01-25 | Noise reduction type gear for hoisting equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216643020U true CN216643020U (en) | 2022-05-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220204746.4U Active CN216643020U (en) | 2022-01-25 | 2022-01-25 | Noise reduction type gear for hoisting equipment |
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| CN (1) | CN216643020U (en) |
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- 2022-01-25 CN CN202220204746.4U patent/CN216643020U/en active Active
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