CN218094110U

CN218094110U - Transmission gear

Info

Publication number: CN218094110U
Application number: CN202221786420.3U
Authority: CN
Inventors: 陈康晓
Original assignee: Hangzhou Jianjin Machinery Co ltd
Current assignee: Hangzhou Jianjin Machinery Co ltd
Priority date: 2022-07-12
Filing date: 2022-07-12
Publication date: 2022-12-20
Anticipated expiration: 2032-07-12

Abstract

The utility model discloses a drive gear includes external gear body, stop gear and coupling mechanism, stop gear sets up on the inner wall of external gear body, coupling mechanism sets up on stop gear, the external gear body passes through basic unit, high temperature resistant layer, wearing layer, shock resistance layer and enhancement layer and constitutes, stop gear includes the internal gear body, the internal gear body sets up on the inner wall of external gear body. The utility model discloses a set up high temperature resistant layer, the high temperature resistant effect on outer gear body surface has been improved, it produces high temperature and causes the influence to it to have reduced outer gear body long-time use, through setting up the wearing layer, the wear-resisting effect on outer gear body surface has been improved, the wearing and tearing that produce when having reduced outer gear body and using, thereby the life of outer gear body has been improved, through setting up the shock resistance layer, the shock resistance of outer gear body has been improved, through setting up the enhancement layer, the intensity of outer gear body has been improved, thereby the quality when outer gear body uses has been guaranteed.

Description

Transmission gear

Technical Field

The utility model relates to the technical field of gears, specifically a drive gear.

Background

The gear transmission is a device for transmitting motion and power by a gear pair, and is a mechanical transmission mode which is most widely applied in various modern equipment.

According to application number CN202021332131.7, the utility model discloses a high strength gear, including the gear body, a plurality of teeth of a cogwheel of the outside fixedly connected with of gear body, the front end fixedly connected with of gear body and the corresponding front end gusset plate of a plurality of teeth of a cogwheel, the rear end fixedly connected with of gear body and the corresponding rear end gusset plate of a plurality of teeth of a cogwheel, the mounting hole has all been seted up at the center of gear body, front end gusset plate and rear end gusset plate, a plurality of positioning channel grooves corresponding with the mounting hole have all been seted up to the week side at gear body, front end gusset plate and rear end gusset plate center, the equal fixedly connected with of week side of front end gusset plate and rear end gusset plate has a plurality of interior hexagonal set screws that correspond with the gear body. The utility model discloses in, this high strength gear not only the design has teeth of a cogwheel strengthening mechanism, has still designed equipment fixed establishment, can improve the bulk strength of the gear teeth of a cogwheel, prevents the flank of tooth condition of breaking, has prolonged its life to make its work efficiency obtain improving greatly.

But the gear formula structure as an organic whole that above-mentioned case was listed as, when the gear appears wearing and tearing or trouble and need change, need change the gear wholly for whole gear is directly scrapped, leads to use cost to increase, causes the wasting of resources, and the wear-resisting and high temperature resistant effect of gear is relatively poor moreover, thereby seriously influences the life of gear.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a drive gear to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a transmission gear comprises an outer gear body, a limiting mechanism and a connecting mechanism, wherein the limiting mechanism is arranged on the inner wall of the outer gear body, the connecting mechanism is arranged on the limiting mechanism, and the outer gear body consists of a base layer, a high-temperature resistant layer, a wear-resistant layer, an impact-resistant layer and an enhancement layer;

stop gear includes the internal gear body, the internal gear body sets up on the inner wall of the external gear body, the fixture block is installed in the left side on internal gear body surface, the draw-in groove has been seted up in the left side of the external gear body and the position that corresponds the fixture block, one side that the fixture block is close to the draw-in groove runs through the draw-in groove and extends to its inside inner wall in contact with the draw-in groove, the left side of fixture block be provided with external gear body threaded connection's fixing bolt.

Preferably, the number of the clamping blocks is four, and the clamping blocks are equidistantly arranged on the surface of the inner gear body in a surrounding mode.

Preferably, the high temperature resistant layer sets up the surface at the basic unit, the wearing layer sets up the surface at high temperature resistant layer, the shock resistance layer sets up on the inner wall of basic unit, the enhancement layer sets up on the inner wall of shock resistance layer.

Preferably, the high-temperature resistant layer is made of phenolic resin, and the wear-resistant layer is made of silicon carbide ceramic paint.

Preferably, the impact resistant layer is made of foamed aluminum, and the reinforcing layer is made of alloy steel.

Preferably, the connecting mechanism comprises a shaft hole and a positioning hole, the shaft hole is formed in the left side of the internal gear body, and the positioning hole is formed in the left side of the internal gear body and located at the top of the shaft hole.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a set up high temperature resistant layer, the high temperature resistant effect on outer gear body surface has been improved, it produces the high temperature and causes the influence to it to have reduced the long-term use of outer gear body, through setting up the wearing layer, the wear-resisting effect on outer gear body surface has been improved, the wearing and tearing that produce when having reduced the use of outer gear body, thereby the life of outer gear body has been improved, through setting up the shock resistance layer, the impact resistance of outer gear body has been improved, through setting up the enhancement layer, the intensity of outer gear body has been improved, thereby quality when having guaranteed the use of outer gear body, service life is prolonged.

2. The utility model discloses an internal gear body, fixture block, draw-in groove and fixing bolt mutually support, avoid gear formula as an organic whole, avoid then leading to whole gear to appear condemned phenomenon when external gear body or internal gear body damage to use cost has been reduced, the waste of avoiding causing the resource.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic perspective view of a side view of the present invention;

fig. 3 is a structural section view in elevation of the present invention;

fig. 4 is a structural sectional view of an external gear body side view of the present invention.

In the figure: the gear comprises an outer gear body 1, a base layer 11, a high temperature resistant layer 12, a wear resistant layer 13, an impact resistant layer 14, a reinforcing layer 15, a limiting mechanism 2, an inner gear body 21, a fixture block 22, a fixture groove 23, a fixing bolt 24, a connecting mechanism 3, an axle hole 31 and a positioning hole 32.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, a transmission gear includes an external gear body 1, a limiting mechanism 2 and a connecting mechanism 3, the limiting mechanism 2 is disposed on an inner wall of the external gear body 1, the connecting mechanism 3 is disposed on the limiting mechanism 2, the external gear body 1 is composed of a base layer 11, a high temperature resistant layer 12, a wear resistant layer 13, an impact resistant layer 14 and a reinforcing layer 15, the high temperature resistant layer 12 is disposed on a surface of the base layer 11, the high temperature resistant layer 12 is made of phenolic resin, the wear resistant layer 13 is disposed on a surface of the high temperature resistant layer 12, the wear resistant layer 13 is made of silicon carbide ceramic paint, the silicon carbide ceramic has bending strength, excellent oxidation resistance, good corrosion resistance and high abrasion resistance, the impact resistant layer 14 is disposed on an inner wall of the base layer 11, the impact resistant layer 14 is made of foamed aluminum, the foamed aluminum has high impact absorption capacity, high temperature resistance, strong fire resistance, corrosion resistance, sound insulation and noise reduction effects, enhancement layer 15 sets up on the inner wall of shock-resistant layer 14, enhancement layer 15 is made through alloy steel, alloy steel has high strength, high tenacity, wear-resisting, corrosion-resistant, low temperature and high temperature resistant effect, through setting up high temperature resistant layer 12, the high temperature resistant effect on external gear body 1 surface has been improved, it produces high temperature and causes the influence to it to have reduced external gear body 1 and used for a long time, through setting up wearing layer 13, the wear-resisting effect on external gear body 1 surface has been improved, the wearing and tearing that produce when having reduced external gear body 1 and using, thereby the life of external gear body 1 has been improved, through setting up shock-resistant layer 14, the impact-resistant effect of external gear body 1 has been improved, through setting up enhancement layer 15, the intensity of external gear body 1 has been improved, thereby the quality when having guaranteed external gear body 1 uses, service life is prolonged.

Stop gear 2 includes internal gear body 21, internal gear body 21 sets up on external gear body 1's inner wall, internal gear body 21's surface and external gear body 1's inner wall contaction each other, the left side fixedly connected with fixture block 22 on internal gear body 21 surface, fixture block 22's quantity is four and equidistant surface of installing at internal gear body 21 that encircles, external gear body 1's left side and the position that corresponds fixture block 22 have seted up draw-in groove 23, fixture block 22 runs through draw-in groove 23 and extends to its inside and draw-in groove 23's inner wall contaction each other near one side of draw-in groove 23, fixture block 22's left side is provided with the fixing bolt 24 with external gear body 1 threaded connection, fixing bolt 24's right-hand member runs through draw-in groove 23 from a left side to the right side in proper order, fixture block 22 and external gear body 1 and extend to external gear body 1's inside, through internal gear body 21, fixture block 22, draw-in groove 23 and fixing bolt 24 mutually support, avoid the gear formula as an organic whole, avoid when external gear body 1 or internal gear body 21 damages then leading to whole phenomenon that the phenomenon appears, thereby use cost has been reduced, avoid causing the waste of resources.

The connecting mechanism 3 includes a shaft hole 31 and a positioning hole 32, the shaft hole 31 is opened on the left side of the internal gear body 21, the positioning hole 32 is opened on the left side of the internal gear body 21 and is located on the top of the shaft hole 31, and one side of the positioning hole 32 close to the shaft hole 31 is communicated with the shaft hole 31.

When the novel gear splitting mechanism is used, when the inner gear body 21 and the outer gear body 1 need to be split, the fixing bolt 24 is directly rotated, so that the fixing bolt 24 is separated from the outer gear body 1, then the inner gear body 21 is pulled leftwards, the inner gear body 21 drives the clamping block 22 to be separated from the clamping groove 23, and the splitting can be completed.

In conclusion: the transmission gear solves the problems in the background technology by arranging the high temperature resistant layer 12, the wear resistant layer 13, the impact resistant layer 14, the reinforcing layer 15 and the mutual matching of the inner gear body 21, the fixture block 22, the clamping groove 23 and the fixing bolt 24.

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

1. A transmission gear characterized in that: the gear transmission mechanism comprises an outer gear body (1), a limiting mechanism (2) and a connecting mechanism (3), wherein the limiting mechanism (2) is arranged on the inner wall of the outer gear body (1), the connecting mechanism (3) is arranged on the limiting mechanism (2), and the outer gear body (1) is composed of a base layer (11), a high temperature resistant layer (12), a wear-resistant layer (13), an impact resistant layer (14) and a reinforcing layer (15);

stop gear (2) include the internal gear body (21), the internal gear body (21) sets up on the inner wall of the external gear body (1), fixture block (22) are installed on the left side on internal gear body (21) surface, draw-in groove (23) have been seted up to the left side of the external gear body (1) and the position that corresponds fixture block (22), one side that fixture block (22) are close to draw-in groove (23) runs through draw-in groove (23) and extends to its inside inner wall contaction with draw-in groove (23), the left side of fixture block (22) is provided with fixing bolt (24) with external gear body (1) threaded connection.

2. A drive gear according to claim 1, wherein: the number of the clamping blocks (22) is four, and the clamping blocks are arranged on the surface of the internal gear body (21) in an encircling mode at equal intervals.

3. A drive gear according to claim 2, wherein: high temperature resistant layer (12) set up the surface at basic unit (11), wearing layer (13) set up the surface at high temperature resistant layer (12), impact resistance layer (14) set up on the inner wall of basic unit (11), enhancement layer (15) set up on the inner wall of impact resistance layer (14).

4. A drive gear according to claim 3, characterised in that: the high-temperature resistant layer (12) is made of phenolic resin, and the wear-resistant layer (13) is made of silicon carbide ceramic paint.

5. The transmission gear according to claim 4, characterized in that: the impact-resistant layer (14) is made of foamed aluminum, and the reinforcing layer (15) is made of alloy steel.

6. A drive gear according to claim 1, wherein: the connecting mechanism (3) comprises a shaft hole (31) and a positioning hole (32), the shaft hole (31) is formed in the left side of the internal gear body (21), and the positioning hole (32) is formed in the left side of the internal gear body (21) and is located at the top of the shaft hole (31).