CN220354420U

CN220354420U - Gear wheel

Info

Publication number: CN220354420U
Application number: CN202322146633.0U
Authority: CN
Inventors: 蔡斌标
Original assignee: Zhongchuan Technology Zhejiang Co ltd
Current assignee: Zhongchuan Technology Zhejiang Co ltd
Priority date: 2023-08-10
Filing date: 2023-08-10
Publication date: 2024-01-16
Anticipated expiration: 2033-08-10

Abstract

The utility model discloses a gear which comprises a supporting area, a contact area and a mounting groove, wherein the contact area is arranged on the outer side of the supporting area, the mounting groove is formed in the supporting area, butt joint teeth are fixedly arranged on the outer side of the contact area, two groups of contact plates are fixedly arranged on the outer side of the butt joint teeth, the contact groove is formed in the outer side of each contact plate, and meanwhile, contact strips are fixedly arranged on the outer side of the other group of contact plates. This gear, this gear carries out pivoted in-process can make the butt joint tooth mesh to can make the contact bar in the contact plate outside carry out the block with the contact groove, and the outside slope form of contact bar and contact groove sets up, contact bar and contact groove are just looking simultaneously and are arc structure, thereby can effectually increase the area of contact of gear meshing in-process, the wear-resisting effect of this gear of effectual improvement, and can improve the heat radiating area of the butt joint tooth of this gear, thereby further improved the life of this gear.

Description

Gear wheel

Technical Field

The utility model relates to the technical field of gears, in particular to a gear.

Background

The gear is a mechanical element with teeth on the rim, and can continuously engage and transmit motion and power, the gear is widely applied in the industrial production process, the materials of the gears are different according to different use conditions, the gears are made of metal materials under most conditions, and the gears generally need to cooperate with lubricating oil to work simultaneously under the use conditions, so that the friction force born by the gears is reduced, the heat dissipation effect of the gears can be accelerated, but certain use defects exist in the use process of the existing partial gears, such as:

the utility model discloses a gear with the publication number of CN106352047B, wherein the end surface groove is in an involute shape, when the gear rotates, lubricating oil on the end surface naturally flows into the end surface groove under the action of the rotating force and flows from the gear teeth to the center of the gear, so that the lubricating efficiency of the center of the gear is greatly improved;

in the above document, the gear is meshed with another gear in the working process, the outer sides of gear teeth at the edge of the gear are smooth and flat, the edges of the gear teeth are in an arc-shaped structure, the contact area of the gear is limited in the process of meshing two groups of gears, the gear is easy to wear and increase when the stress of the gear is increased, and the service life of the gear is easy to be influenced.

Aiming at the problems, innovative design based on the original gear structure is urgently needed.

Disclosure of Invention

The utility model aims to provide gears so as to solve the problems that the contact area of the gears is limited in the process of meshing two groups of gears, the abrasion of the gears is easy to increase when the stress of the gears is increased, and the service time of the gears is easy to influence.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the gear comprises a supporting area, a contact area and a mounting groove, wherein the contact area is arranged on the outer side of the supporting area, the mounting groove is formed in the supporting area, butt joint teeth are fixedly arranged on the outer side of the contact area, two groups of contact plates are fixedly arranged on the outer side of the butt joint teeth, the contact groove is formed in the outer side of each contact plate, and meanwhile, contact strips are fixedly arranged on the outer side of the other group of contact plates.

Preferably, the inside of supporting area has seted up louvre and fixed slot, the butt joint groove has been seted up to the internal surface of mounting groove, can accelerate the radiating effect of this gear through being provided with the louvre in the inside of supporting area, prolongs the life of this gear.

Preferably, the mounting groove is located at a middle position of the supporting area and the contact area, the rear degree of the supporting area is larger than the thickness of the contact area, and the supporting area is located at a middle position of the contact area, so that the compressive degree of the hide supporting area is larger than that of the contact area, and the edge stress conditions of the contact area are the same.

Preferably, thirty-six groups of abutting teeth are equidistantly arranged on the outer side of the contact area, the outer sides of the abutting teeth are in an arc-shaped structure, the abutting teeth and the contact area are made of the same material, the thirty-six groups of abutting teeth are equidistantly arranged on the outer side of the contact area, the two groups of gears can be kept in a meshed state at any time in the process of meshing rotation, gaps between the two groups of gears are reduced, and the outer sides of the abutting teeth are in an arc-shaped structure so as to facilitate meshing and separation between the abutting teeth.

Preferably, the contact plates are arranged in two groups with respect to the vertical central axis of the butting teeth in a bilateral symmetry manner, the contact strips and the contact grooves on the outer sides of the two groups are positioned on the same horizontal line in the vertical direction, the contact plates are arranged in two groups with respect to the vertical central axis of the butting teeth in a bilateral symmetry manner, the two groups of contact plates can be always contacted in the process of meshing the two groups of gears, and the contact strips and the contact grooves on the outer sides of the two groups of contact plates are positioned on the same horizontal line in the vertical direction, so that the contact strips and the contact grooves are clamped in the process of contacting the two groups of contact plates.

Preferably, the equal angle of the middle point of the supporting area of the radiating hole is provided with four groups, the caliber size of the two ends of the radiating hole is larger than the size of the middle point of the supporting area, the radiating hole is in a dumbbell-shaped structure, the equal angle of the radiating hole is provided with four groups of radiating holes, the balance of the supporting area in the radiating process can be effectively guaranteed, the caliber size of the two ends of the radiating hole is larger than the size of the middle point of the radiating hole, the air inside the radiating hole can conveniently flow outwards through the radiating hole, and the radiating hole is in a dumbbell-shaped structure, so that the air inside and outside the radiating hole can be conveniently replaced.

Preferably, the inside equi-angle of docking groove in the holding area is provided with six groups, and the inside equi-angle of docking groove is provided with two sets of fixed slots, and the inside equi-angle of docking groove in the holding area is provided with six groups, can guarantee the equilibrium of this holding area internal stress effectively to can make this inside wearing and tearing degree of gear the same.

Compared with the prior art, the utility model has the beneficial effects that:

1. the gear is meshed with the butt-joint teeth in the rotating process, the contact strips on the outer sides of the contact plates are clamped with the contact grooves, and the contact strips are obliquely arranged on the outer sides of the contact grooves, so that the contact area in the gear meshing process can be effectively increased, the wear-resisting effect of the gear can be effectively improved, the heat dissipation area of the butt-joint teeth of the gear can be improved, and the service life of the gear is further prolonged;

2. this gear, the butt joint groove is provided with six groups in the inside of this gear and can effectually guarantee the equilibrium of this gear internal stress, thereby make the inside wearing and tearing condition of this gear the same gear pivoted in-process can drive its peripheral air and flow, can make the inside air pressure of louvre be less than the air pressure in the back-up zone outside, the inside air of louvre then can outwards flow the heat loss of accelerating gear body, and when the inside temperature in back-up zone risees, the inside gas of louvre then can expand and outwards discharge, thereby accelerate the transmission between this back-up zone inside heat and the air, and the louvre sets up the group at the inside equiangular setting of back-up zone, can make the temperature of this back-up zone carry out balanced loss, through the setting of louvre, the radiating effect of this gear can effectually be improved, thereby this gear life has further been improved.

Drawings

FIG. 1 is a schematic elevational view of the present utility model;

FIG. 2 is a right cross-sectional schematic view of the present utility model;

FIG. 3 is a schematic rear view of the present utility model;

FIG. 4 is a schematic view of the vertical face structure of the butt-joint teeth of the present utility model;

fig. 5 is a schematic elevational view of the present utility model.

In the figure: 1. a support region; 2. a contact region; 3. a mounting groove; 4. butting teeth; 5. a contact plate; 6. a contact strip; 7. a contact groove; 8. a heat radiation hole; 9. a butt joint groove; 10. a fixing groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present utility model provides a technical solution: the gear comprises a supporting area 1, a contact area 2, a mounting groove 3, a butt joint tooth 4, a contact plate 5, a contact strip 6, a contact groove 7, a heat radiation hole 8, a butt joint groove 9 and a fixing groove 10.

The outside of supporting zone 1 is provided with contact zone 2, and the inside of supporting zone 1 has seted up mounting groove 3, the outside fixed mounting of contact zone 2 has butt joint tooth 4, and the outside fixed mounting of butt joint tooth 4 has two sets of contact plates 5, and contact groove 7 has been seted up in the outside of contact plate 5, the outside fixed mounting of another set of contact plates 5 has contact strip 6 simultaneously, mounting groove 3 is located the intermediate position of supporting zone 1 and contact zone 2, and the rear degree of supporting zone 1 is greater than the thickness of contact zone 2, and supporting zone 1 is located the positive intermediate position of contact zone 2, butt joint tooth 4 is provided with thirty-six groups in the outside equidistance of contact zone 2, and the outside of butt joint tooth 4 is just looking into arc structure, and butt joint tooth 4 is the same material with contact zone 2, contact plate 5 is provided with two sets of about the vertical axis bilateral symmetry of butt joint tooth 4, and contact strip 6 and contact groove 7 in the outside of two sets of contact plates 5 are located same horizontal line in the vertical direction.

According to fig. 1-5, when the gear is used, the gear is firstly installed at a position where work is required, during the installation process of the gear, the gear is required to be limited at the outer side of a rod piece which rotates in need through six groups of butt joint grooves 9, then the gear can be limited at the outer side of the rod piece through the fixing grooves 10, after the installation of the gear is completed, the gear can rotate, the butt joint teeth 4 rotate and are meshed with the butt joint teeth 4 of the other group of gears in the rotation process of the gear, the contact strips 6 at the outer sides of the contact plates 5 are clamped with the contact grooves 7 in the meshing rotation process of the two groups of gears, and the outer sides of the contact strips 6 and the contact grooves 7 are obliquely arranged in overlooking mode, so that the contact area in the gear meshing process can be effectively increased, the wear-resisting effect of the gear can be effectively improved, the heat dissipation area of the butt joint teeth 4 of the gear can be improved, and the service life of the gear can be further prolonged.

The inside of the supporting area 1 is provided with a heat dissipation hole 8 and a fixing groove 10, the inner surface of the mounting groove 3 is provided with a butt joint groove 9, four groups of heat dissipation holes 8 are arranged at equal angles relative to the middle point of the supporting area 1, the caliber sizes of two ends of the heat dissipation holes 8 are larger than the sizes of the middle positions of the heat dissipation holes, the heat dissipation holes 8 are tested to be of a dumbbell-shaped structure, six groups of butt joint grooves 9 are arranged at equal angles in the supporting area 1, and two groups of fixing grooves 10 are arranged at equal angles in the butt joint grooves 9.

According to fig. 1-3 and fig. 5, in the gear pivoted in-process, the member in gear inside can drive this gear through butt joint groove 9 and rotate, butt joint groove 9 is provided with six groups in the inside of this gear and can effectually guarantee the equilibrium of this gear inside atress, thereby make the inside wearing and tearing condition of this gear the same, and butt joint groove 9 does not run through this gear, the installation of this gear is spacing of being convenient for, need not carry out spacing simultaneously to the both sides of this gear through two sets of fixed slots 10, and gear pivoted in-process can drive its peripheral air and flow, and the in-process that gear avris air flows, can accelerate the radiating effect of this gear, and the gaseous flow in this moment the radiating hole 8 outside can make the inside air pressure of radiating hole 8 be less than the air pressure in the supporting region 1 outside, at this moment the inside air of radiating hole 8 then can outwards flow the heat loss of accelerating gear body, and when the inside temperature of supporting region 1 risees, then can make the inside gas temperature rise, the inside of this gear 8 is then can carry out and carry out the simultaneous spacing to the both sides of this gear, and the radiating hole 1 is carried out the heat dissipation in the inside, thereby the setting up the inside the supporting region is carried out the temperature of this gear, the cooling down region is further has been carried out, and the temperature is stable, the temperature is set up in the supporting region 1, and can be used for the inside 1, and has been set up the cooling hole 1, and has been more stable temperature has been improved, and has improved the cooling effect inside the cooling effect.

What is not described in detail in this specification is prior art known to those skilled in the art.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The gear comprises a supporting area (1), a contact area (2) and a mounting groove (3), wherein the contact area (2) is arranged on the outer side of the supporting area (1), and the mounting groove (3) is formed in the supporting area (1);

the method is characterized in that: the outer side of the contact area (2) is fixedly provided with a butt joint tooth (4), the outer side of the butt joint tooth (4) is fixedly provided with two groups of contact plates (5), the outer side of each contact plate (5) is provided with a contact groove (7), and the outer side of the other group of contact plates (5) is fixedly provided with a contact strip (6).

2. A gear according to claim 1, wherein: the inside of supporting area (1) has seted up louvre (8) and fixed slot (10), butt joint groove (9) have been seted up to the internal surface of mounting groove (3).

3. A gear according to claim 1, wherein: the mounting groove (3) is positioned at the middle position of the supporting area (1) and the contact area (2), the rear degree of the supporting area (1) is larger than the thickness of the contact area (2), and the supporting area (1) is positioned at the middle position of the contact area (2).

4. A gear according to claim 1, wherein: thirty-six groups of butt-joint teeth (4) are equidistantly arranged on the outer side of the contact area (2), the outer side of the butt-joint teeth (4) is in an arc-shaped structure in front view, and the butt-joint teeth (4) and the contact area (2) are made of the same material.

5. A gear according to claim 1, wherein: the contact plates (5) are symmetrically arranged in two groups on the left and right sides of the vertical central axis of the butt joint teeth (4), and the contact strips (6) and the contact grooves (7) on the outer sides of the two groups of contact plates (5) are positioned on the same horizontal line in the vertical direction.

6. A gear according to claim 2, wherein: four groups of radiating holes (8) are arranged at equal angles relative to the middle point of the supporting area (1), the caliber sizes of two ends of the radiating holes (8) are larger than the size of the middle position of the radiating holes, and the radiating holes (8) are in a dumbbell-shaped structure in a test.

7. A gear according to claim 2, wherein: six groups of butt joint grooves (9) are formed in the supporting area (1) at equal angles, and two groups of fixing grooves (10) are formed in the butt joint grooves (9) at equal angles.