CN212131054U

CN212131054U - Wear-resisting high temperature resistance bearing for oven

Info

Publication number: CN212131054U
Application number: CN202020436722.2U
Authority: CN
Inventors: 李志波
Original assignee: Ningbo Yonghui Bearing Co ltd
Current assignee: Ningbo Yonghui Bearing Co ltd
Priority date: 2020-03-30
Filing date: 2020-03-30
Publication date: 2020-12-11
Anticipated expiration: 2030-03-30

Abstract

The utility model provides a pair of bearing for oven of wear-resisting high temperature resistance, including bearing base, switching circle, bearing body and joint circle, bearing base top is equipped with the switching circle, switching circle top is equipped with the bearing body, bearing body central authorities are equipped with the joint circle, joint circle outer end is equipped with the sealing washer, the sealing washer bottom is equipped with the insulating layer, the sealing washer outer end is equipped with the retainer plate, the retainer plate right side is equipped with the oil filler point. The utility model discloses separate bearing body and bearing base, utilize motor rotating shaft to drive the bearing body and rotate on bearing base, the bearing body of being convenient for rotates on bearing base by oneself, circle in the bearing and set up joint ring and bayonet socket, the bearing body of being convenient for is connected with inside gridion of oven or overware, the bearing body of being convenient for drives the gridion upset under the motor shaft effect for the radiating rate, reduce the heat conduction in the bearing, improve the wear-resisting high temperature resistance performance of bearing, extension bearing live time.

Description

Wear-resisting high temperature resistance bearing for oven

Technical Field

The utility model relates to a bearing design technical field, in particular to bearing for oven of wear-resisting high temperature resistance.

Background

The rolling bearing is a precise mechanical element for reducing friction loss by changing sliding friction between a rotating shaft and a shaft seat into rolling friction, and generally comprises an inner ring, an outer ring, a rolling body and a retainer, wherein the inner ring is used for being matched with the shaft and rotating together with the shaft; the outer ring is matched with the bearing seat to play a supporting role; the rolling bodies are uniformly distributed between the inner ring and the outer ring by virtue of the retainer, and the shape, size and number of the rolling bodies directly influence the service performance and service life of the rolling bearing; the retainer can enable the rolling bodies to be uniformly distributed, prevent the rolling bodies from falling off and guide the rolling bodies to rotate to play a lubricating role. The existing bearing for the oven generally adopts a sliding bearing, the friction coefficient of the bearing is large, the bearing rotating resistance is also large, the rotating efficiency of an oven motor is reduced, the existing rolling bearing rolling bodies all adopt steel balls, the weight is heavier, the elastic modulus is low, the bearing is easy to deform during stress, the working speed of the bearing is reduced, the bearing does not have the performances of high temperature resistance, wear resistance and corrosion resistance, and the service life of the bearing is shortened.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problem of providing a wear-resistant and high-temperature-resistant bearing for an oven, which solves the problems that the bearing for the oven in the prior art has unsatisfactory rotating speed, does not have high temperature resistance and wear resistance, and the like; the purposes of increasing the rotating speed of the oven bearing, improving the wear-resisting and high-temperature-resisting properties of the oven bearing, accelerating the rotating speed of the bearing and prolonging the service life of the bearing are achieved.

The utility model provides a technical scheme that above-mentioned technical problem adopted is: the utility model provides a bearing for oven of wear-resisting high temperature resistance, includes bearing base, adapter ring, bearing body and joint ring, the bearing base top is equipped with the adapter ring, adapter ring top is equipped with the bearing body, bearing body central authorities are equipped with the joint ring, joint ring outer end is equipped with the sealing washer, the sealing washer bottom is equipped with the insulating layer, the sealing washer outer end is equipped with the retainer plate, the retainer plate right side is equipped with the oil filler point.

As a preferred embodiment of the present invention, wherein: the clamping ring is characterized in that a wear-resistant bearing inner ring is arranged at the bottom end of the clamping ring, a retainer is arranged at the outer end of the wear-resistant bearing inner ring, a plurality of balls are uniformly arranged in the retainer, a damping washer is arranged at the outer end of the retainer, and a buffer layer is arranged at the top end of the damping washer.

As a preferred embodiment of the present invention, wherein: and the bottom end of the oil filling hole is provided with an oil passage, and the oil passage extends into the retainer.

As a preferred embodiment of the present invention, wherein: the bearing base is characterized in that a switching column is arranged in the center of the bearing base, a switching port is formed in the bottom end of the switching column, an adapter is arranged at the top end of the switching column, a rotating shaft channel is arranged in the center of the adapter, and a plurality of heat dissipation holes are formed in the bottom end of the bearing base.

As a preferred embodiment of the present invention, wherein: the inner side of the transfer ring is set to be a transfer inner ring, the outer side of the transfer inner ring is provided with a buffer ring, the outer side of the buffer ring is provided with a wear-resistant ring, the outer side of the wear-resistant ring is provided with a protective sleeve, and the outer side of the protective sleeve is provided with a dustproof sleeve.

Furthermore, bayonets are respectively arranged at the front end and the rear end of the clamping ring.

Furthermore, a plurality of fixing buckles are uniformly arranged at the surface end of the sealing ring and penetrate through the sealing ring to be fixedly connected with the retainer.

Furthermore, the buffer layer extends a plurality of buffer posts outwards, and all be equipped with damping spring in the buffer post.

Furthermore, the adapter is matched with the adapter inner ring in specification, and the adapter extends into the bearing body.

Furthermore, reinforcing ribs are arranged in the protective sleeve and are uniformly laid in the inner cavity of the protective sleeve.

Further, the inner ring of the wear-resistant bearing is made of ceramic materials, and the inner diameter specification of the inner ring of the wear-resistant bearing is consistent with that of the clamping ring.

Furthermore, a plurality of ceramic beads are uniformly arranged in the wear-resistant ring.

Compared with the prior art, the technical scheme of the utility model have following advantage:

1. the bearing for the oven with wear resistance and high temperature resistance provided by the utility model separates the bearing body from the bearing base, and utilizes the motor rotating shaft to drive the bearing to rotate on the bearing base, so that the bearing can rotate on the bearing base by itself, the bearing can rotate by a corresponding angle under the action of the motor rotating shaft, the bearing base and the bearing body are connected by the switching ring, the connection and the rotation between the bearing base and the bearing body are realized, and the bearing body can rotate on the bearing base conveniently; the clamping ring and the bayonet are arranged on the inner ring of the bearing, so that the bearing is conveniently connected with a grill or a baking tray inside the oven, and the bearing body conveniently drives the grill to turn.

2. This technical scheme is ceramic inner circle with the bearing inner circle, the wearability of multiplicable bearing, the live time of extension bearing body sets up wear ring in the switching circle, and the wearability of its inside ceramic pearl multiplicable switching circle avoids the bearing body to rotate and causes wearing and tearing to the switching circle, guarantees the switching effect of switching circle.

3. This technical scheme sets up a plurality of louvres in bearing base bottom, is convenient for dispel the heat of the inside conduction of bearing fast, sets up the insulating layer in the sealing washer bottom, and the influence of the heat that produces in the oven that reducible bearing was located to the bearing is inside, provides good high temperature resistance for the bearing for the oven.

4. According to the technical scheme, the buffer layer and the damping washer are arranged at the outer end of the retainer, the buffer column and the damping spring respectively abut against the retainer and the bearing body, and the damping spring can reduce the pressure transmitted by the bearing body to the retainer, enhance the shock absorption capacity of the bearing body and reduce the influence of grill rotation on the bearing; the retainer can accelerate the running efficiency of the bearing under the action of lubricating oil, and the service efficiency of the bearing is ensured.

Drawings

Fig. 1 is a schematic structural view of a wear-resistant and high-temperature-resistant bearing for an oven according to the present invention;

fig. 2 is a sectional view of a bearing body of the wear-resistant and high-temperature-resistant bearing for an oven of the present invention;

FIG. 3 is a schematic structural view of the bearing body of the bearing for the oven with wear resistance and high temperature resistance according to the present invention in the direction A-A;

fig. 4 is a schematic structural view of a bearing base of the wear-resistant and high-temperature-resistant oven bearing of the present invention;

fig. 5 is a transverse cross-sectional view of a transfer ring of the wear-resistant and high-temperature-resistant bearing for an oven of the present invention;

fig. 6 is a schematic structural diagram of a B region of the bearing for a wear-resistant and high-temperature-resistant oven of the present invention.

Wherein: the bearing comprises a bearing base 1, a transfer ring 2, a bearing body 3, a clamping ring 4, a bayonet 5, a sealing ring 6, a heat dissipation hole 7, a fixing ring 8, an oil injection hole 9, a fixing buckle 10, a damping washer 11, a buffer layer 12, a buffer column 121, a damping spring 122, a retainer 13, a ball 14, a wear-resistant bearing inner ring 15, an oil duct 16, a transfer column 17, a transfer port 18, a transfer port 19, a rotating shaft channel 20, a transfer inner ring 21, a buffer ring 22, a wear-resistant ring 23, a protective sleeve 24, a reinforcing rib 25 and a dustproof sleeve 26.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

Referring to fig. 1-6, the utility model provides a wear-resisting high temperature resistance bearing for oven, including bearing base 1, adapter ring 2, bearing body 3 and joint circle 4, bearing base 1 top is equipped with adapter ring 2, adapter ring 2 top is equipped with bearing body 3, bearing body 3 central authorities are equipped with joint ring 4, joint ring 4 outer end is equipped with sealing washer 6, sealing washer 6 bottom is equipped with insulating layer 7, sealing washer 6 outer end is equipped with retainer ring 8, retainer ring 8 right side is equipped with oil filler point 9, adapter ring 2 separates bearing body 3 and bearing base 1, utilize motor shaft to drive bearing body 3 by oneself and rotate on bearing base 1, be convenient for bearing body 3 to rotate on bearing base 1, make the bearing can rotate corresponding angle under the effect of motor shaft; the inside heat that spreads to bearing body 3 inside of the reducible oven of insulating layer 7, retainer plate 8 are used for with wear-resisting 6 fixed mounting in bearing body 3 inboards, avoid wear-resisting 6 to take place to shift or drop, can add lubricating oil in the oil filler point 9, for the rotary mechanism improvement emollient in the bearing body 3, guarantee the functioning speed of bearing.

Referring to fig. 2 and 3, the bottom end of the clamping ring 4 is provided with an abrasion-resistant bearing inner ring 15, the outer end of the abrasion-resistant bearing inner ring 15 is provided with a retainer 13, a plurality of balls 14 are uniformly arranged in the retainer 13, the outer end of the retainer 13 is provided with a damping washer 11, the top end of the damping washer 11 is provided with a buffer layer 12, the balls 14 rotate in the bearing body 3 along with the retainer 13 under the action of a rotating shaft, the damping washer 11 is matched with the buffer layer 12 to abut against the retainer 13 and the bearing body 3, the pressure of the bearing body 3 transmitted to the retainer 13 can be reduced, the shock absorption capacity of the bearing.

Referring to fig. 3, the oil passage 16 is arranged at the bottom end of the oil filling hole 9, the oil passage 16 extends into the retainer 13, the lubricating oil is filled from the oil filling hole 9 and enters the retainer 13 through the oil passage 16, and the retainer 13 can accelerate the operation efficiency of the bearing and ensure the service efficiency of the bearing under the action of the lubricating oil.

Referring to fig. 4, a switching column 17 is arranged in the center of the bearing base 1, a switching port 18 is arranged at the bottom end of the switching column 17, a switching head 19 is arranged at the top end of the switching column 17, a rotating shaft channel 20 is arranged in the center of the switching head 19, a plurality of heat dissipation holes are arranged at the bottom end of the bearing base 1, the switching column 17 penetrates through a switching inner ring 21, the switching inner ring 21 is clamped by the switching port 18, the switching head 19 is embedded into a wear-resistant bearing inner ring 15, the heat dissipation holes at the bottom end of the bearing base 1 can discharge heat in the bearing body 3 out of an oven, the influence of the heat generated in the oven where the bearing is located on.

Referring to fig. 5, the inner side of the adapting ring 2 is provided with an adapting inner ring 21, the outer side of the adapting inner ring 21 is provided with a buffer ring 22, the outer side of the buffer ring 22 is provided with a wear-resistant ring 23, the outer side of the wear-resistant ring 23 is provided with a protective sleeve 24, the outer side of the protective sleeve 24 is provided with a dustproof sleeve 26, the dustproof sleeve 26 can be respectively embedded into the bearing base 1 and the bearing body 3, so that a gap is prevented from being formed between the two and the adapting ring 2, dust can enter the bearing, and the buffer ring 22 and the wear-resistant ring.

Referring to fig. 1, bayonets 5 are respectively arranged at the front end and the rear end of the clamping ring 4, and a motor rotating shaft extends into the bayonets 5 from a rotating shaft channel 20 and is connected with the bearing body 3.

The surface end of the sealing ring 6 is uniformly provided with a plurality of fixing buckles 10, the fixing buckles 10 penetrate through the sealing ring 6 and are fixedly connected with the retainer 13, and the fixing buckles 10 strengthen the connection between the sealing ring 6 and the retainer 13, so that the sealing ring 6 can be fixedly arranged at the top end of the retainer 13 to protect the retainer 13 and the balls 14 inside the retainer 13.

Referring to fig. 6, the buffer layer 12 extends outward to form a plurality of buffer posts 121, the buffer posts 121 are all provided with damping springs 122 therein, the buffer posts 121 respectively abut against the bearing body 3 and the retainer 13, and the damping springs 122 are disposed in the buffer posts 121, so that the influence of vibration on the inner components of the bearing during the rotation process of the bearing can be reduced.

The specification of switching mouth 18 and switching inner circle 21 is adapted, and adapter 19 extends into bearing body 3, and switching inner circle 21 just joint switching mouth 18, fixes adapter 19 in bearing body 3 and wear-resisting bearing inner circle 15 fixed connection for the motor bearing can extend in by pivot passageway 20 and be connected with oven subassembly.

Be equipped with the strengthening rib 25 in the protective sheath 24, the inner chamber of protective sheath 24 is evenly laid to strengthening rib 25, and the toughness of protective sheath 24 can be strengthened to strengthening rib 25, prolongs protective sheath 24's live time.

The wear-resistant bearing inner ring 15 is made of ceramic materials, the inner diameter specifications of the wear-resistant bearing inner ring 15 and the clamping ring 4 are consistent, the ceramic wear-resistant bearing inner ring 15 has good wear resistance, and the service life of the bearing can be prolonged.

A plurality of ceramic beads are uniformly arranged in the wear-resistant ring 23, so that the service time of the wear-resistant ring 23 can be prolonged.

The utility model provides a bearing for oven of wear-resisting high temperature resistance, it utilizes ceramic wear-resisting bearing inner race 15 and wear-resisting ring 23 and motor shaft contact connection, under the long-time rotation effect of motor shaft, can strengthen the wear resistance of bearing, the live time of extension bearing, buffer layer 12 and shock-absorbing gasket 11 can reduce the influence of vibrations in the bearing operation process to bearing body 3 and subassembly, guaranteed the shock-absorbing capacity of bearing, reduce the vibrations in the bearing use, reduce the machine error; the heat insulating layer 7 can reduce the heat inside the oven and transmit into the bearing body 3, the heating speed in the bearing body 3 is reduced, and the heat generated in the running process of the internal elements of the bearing can be dissipated through the heat dissipation holes, so that the fault caused by the overhigh temperature inside the bearing is avoided.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims

1. A bearing for a wear-resistant and high-temperature-resistant oven comprises a bearing base (1), a switching ring (2), a bearing body (3) and a clamping ring (4), and is characterized in that the switching ring (2) is arranged at the top end of the bearing base (1), the bearing body (3) is arranged at the top end of the switching ring (2), the clamping ring (4) is arranged at the center of the bearing body (3), a sealing ring (6) is arranged at the outer end of the clamping ring (4), a heat insulation layer (7) is arranged at the bottom end of the sealing ring (6), a fixing ring (8) is arranged at the outer end of the sealing ring (6), and an oil filling hole (9) is formed in the right side of the fixing ring (;

the bottom end of the clamping ring (4) is provided with a wear-resistant bearing inner ring (15), the outer end of the wear-resistant bearing inner ring (15) is provided with a retainer (13), a plurality of balls (14) are uniformly arranged in the retainer (13), the outer end of the retainer (13) is provided with a damping washer (11), and the top end of the damping washer (11) is provided with a buffer layer (12);

the bottom end of the oil filling hole (9) is provided with an oil passage (16), and the oil passage (16) extends into the retainer (13);

the center of the bearing base (1) is provided with a switching column (17), the bottom end of the switching column (17) is provided with a switching port (18), the top end of the switching column (17) is provided with a switching head (19), the center of the switching head (19) is provided with a rotating shaft channel (20), and the bottom end of the bearing base (1) is provided with a plurality of heat dissipation holes;

the inner side of the transfer ring (2) is provided with a transfer inner ring (21), the outer side of the transfer inner ring (21) is provided with a buffer ring (22), the outer side of the buffer ring (22) is provided with a wear-resistant ring (23), the outer side of the wear-resistant ring (23) is provided with a protective sleeve (24), and the outer side of the protective sleeve (24) is provided with a dustproof sleeve (26).

2. A wear-resistant and high-temperature-resistant bearing for an oven according to claim 1, wherein the front end and the rear end of the clamping ring (4) are respectively provided with a bayonet (5).

3. The bearing for the oven with the wear resistance and the high temperature resistance as claimed in claim 1, wherein a plurality of fixing buckles (10) are uniformly arranged at the surface end of the sealing ring (6), and the fixing buckles (10) penetrate through the sealing ring (6) and are fixedly connected with the retainer (13).

4. The wear-resistant and high-temperature-resistant bearing for the oven as claimed in claim 1, wherein a plurality of buffer columns (121) extend outwards from the buffer layer (12), and damping springs (122) are arranged in the buffer columns (121).

5. A wear and temperature resistant oven bearing according to claim 1, characterized in that the adapter (18) is adapted to the specification of the adapter inner ring (21), the adapter (19) extending into the bearing body (3).

6. A wear-resistant and high-temperature-resistant bearing for an oven according to claim 1, wherein the protective sleeve (24) is provided with reinforcing ribs (25), and the reinforcing ribs (25) are uniformly laid in the inner cavity of the protective sleeve (24).

7. The bearing for the oven of claim 1, wherein the inner wear-resistant bearing ring (15) is made of ceramic material, and the inner wear-resistant bearing ring (15) and the snap ring (4) have the same inner diameter specification.

8. The bearing for the oven of claim 1, wherein a plurality of ceramic beads are uniformly arranged in the wear-resistant ring (23).