CN213571405U

CN213571405U - Shaft supporting structure for auger

Info

Publication number: CN213571405U
Application number: CN202022090591.XU
Authority: CN
Inventors: 陈立文; 闫伟峰; 周哲; 张瑾; 薛明; 张超硕
Original assignee: SHANDONG ROADWAY CONSTRUCTION MACHINERY MANUFACTURING CO LTD
Current assignee: SHANDONG ROADWAY CONSTRUCTION MACHINERY MANUFACTURING CO LTD
Priority date: 2020-09-22
Filing date: 2020-09-22
Publication date: 2021-06-29
Anticipated expiration: 2030-09-22

Abstract

A shaft support structure for an auger relates to the technical field of auger conveying support and comprises a fixed seat and a swinging seat, wherein the fixed seat comprises an upper fixed seat and a lower fixed seat connected to the lower end of the upper fixed seat, the lower end of the upper fixed seat and the upper end of the lower fixed seat are respectively provided with a spherical crown type concave surface which is inwards recessed, a spherical assembly part is arranged on the periphery of the swinging seat, the spherical crown type concave surface is matched with the outer surface of the spherical assembly part, the spherical assembly part is rotatably assembled between the spherical crown type concave surfaces of the upper fixed seat and the lower fixed seat, a mounting cavity is communicated with the swinging seat, a preset number of bearings and a preset number of shaft seals are arranged in the mounting cavity, and the shaft seals are positioned on one side of; the end of the swing seat far away from the shaft seal is provided with a driving device connecting table, and the shaft support structure for the packing auger is durable, reliable and not easy to damage.

Description

Shaft supporting structure for auger

The technical field is as follows:

the utility model relates to an auger carries and supports technical field, especially relates to an auger is with axle bearing structure.

Background art:

with the social development, the infrastructure is continuously enlarged, particularly the amount of concrete paving engineering is gradually increased, and the auger conveying work is particularly important. And in the process of conveying the packing auger, the supporting structures at the two ends of the packing auger are the key for ensuring the stability and reliability of the conveying of the packing auger. However, the mortar in the concrete has high fluidity and high permeability, so that the bearing support structures at the two ends of the packing auger are easy to wear and block. The existing auger supporting structure has poor protection effect on concrete slurry, and the bearing supporting structures at two ends are easy to wear and damage, thereby influencing the construction progress and quality.

The utility model has the following contents:

in order to solve the technical problem, the utility model provides an auger is with axle bearing structure, it is comparatively durable reliable, not fragile.

The utility model discloses a realize through following technical scheme:

a shaft support structure for an auger is characterized by comprising a fixed seat and a swinging seat, wherein the fixed seat comprises an upper fixed seat and a lower fixed seat connected to the lower end of the upper fixed seat, the lower end of the upper fixed seat and the upper end of the lower fixed seat are respectively provided with a spherical crown type concave surface which is recessed inwards, a spherical assembling part is arranged on the periphery of the swinging seat, the spherical crown type concave surfaces are matched with the outer surface of the spherical assembling part, the spherical assembling part is rotatably assembled between the spherical crown type concave surfaces of the upper fixed seat and the lower fixed seat, an installation cavity is communicated with the swinging seat, a preset number of bearings and a preset number of shaft seals are arranged in the installation cavity, and the shaft seals are positioned on one side of the bearings; and a driving device connecting table is arranged at one end of the swinging seat far away from the shaft seal.

The utility model discloses an in another aspect, still include the stock stop, the stock stop shelters from the one end that is used for connecting the auger axle at the swing seat, the stock stop is fixed on the auger axle.

In another aspect of the utility model, the swing seat front end is equipped with the round boss, the striker rear end is opened there is the ring channel, the boss stretches into to the ring channel in.

In another aspect of the present invention, the outer periphery of the stopper is provided with a conical blocking plate, and the inclined plane of the conical blocking plate faces the side away from the swing seat.

In another aspect of the invention, the number of bearings is no less than 2.

In another aspect of the present invention, the number of shaft seals is not less than 2.

The utility model discloses an in another aspect, be equipped with the stopper on the ball-type assembly portion, go up the fixing base or open the spacing groove in the spherical crown type concave surface of fixing base down, the stopper is in the spacing inslot, the spacing inslot leaves the swing space that supplies the stopper at the activity of predetermineeing the within range.

In another aspect of the present invention, the driving device connecting table is provided with a connecting screw hole for connecting the driving device, and the outer end of the driving device connecting table is provided with a slot adapted to the output end of the driving device.

In another aspect of the present invention, the outer surface of the ball-type fitting portion is clearance-fitted with the spherical crown-type concave surface.

In another aspect of the present invention, the lower fixing base is detachably fixed to the lower end of the upper fixing base by a bolt.

The utility model has the advantages that: the shaft supporting structure for the packing auger can be conveniently applied to supporting a driving motor and a packing auger shaft, is reliable and durable, can realize the aligning function, and is not easy to damage; in one aspect of the utility model, the material stopper 4 can throw the redundant concrete and mortar away from the auger shaft, thereby effectively reducing the abrasion of the shaft seal; in one aspect of the utility model, the arrangement of no less than 2 bearings can effectively avoid the relative swing between the auger shaft and the swing seat compared with the arrangement of a single bearing, thereby enhancing the reliability and the durability; the utility model discloses an in one aspect, the invasion of concrete can effectively be avoided to auger axle head installation multichannel high pressure bearing seal to avoid the bearing to receive the harm.

Description of the drawings:

fig. 1 is a schematic side view of a mounting structure according to an embodiment of the present invention.

Fig. 2 is a schematic front view of a mounting structure according to an embodiment of the present invention.

In the drawings: 1. the packing auger driving device comprises a packing auger driving motor, 2, a bearing, 3, a shaft seal, 4, a material stopper, 401, a conical baffle disc, 5, a packing auger, 6, a swing seat, 601, a boss, 7, an upper fixing seat, 8, a lower fixing seat, 9, a limiting block, 10 and a limiting groove.

The specific implementation mode is as follows:

the following will further explain the embodiments of the present invention with reference to the drawings and examples:

in the description of the present invention, it should be understood that the description indicating the orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element indicated must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the scope of the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1

The utility model provides a shaft bearing structure for auger, includes fixing base and swing seat 6, the fixing base includes fixing base 7 and connects lower fixing base 8 at last fixing base 7 lower extreme, and in this embodiment, lower fixing base 8 passes through bolt detachably and fixes the lower extreme at last fixing base 7. The lower end of the upper fixed seat 7 and the upper end of the lower fixed seat 8 are respectively provided with a spherical crown type concave surface which is recessed inwards, the periphery of the swing seat 6 is provided with a spherical assembly part, the spherical assembly part and the body of the swing seat 6 are of an integral structure, the spherical crown type concave surface is matched with the outer surface of the spherical assembly part, the spherical assembly part is rotatably assembled between the spherical crown type concave surfaces of the upper fixed seat 7 and the lower fixed seat 8, an installation cavity is penetrated through the swing seat 6, a preset number of bearings 2 and a preset number of shaft seals 3 are arranged in the installation cavity, the shaft seals 3 adopt high-pressure shaft seals, and the shaft seals 3 are positioned on one side of the bearings 2; the swing seat 6 is used for installing a driving device and a packing auger, one end of the swing seat 6, which is far away from the shaft seal 3, is provided with a driving device connecting table, and the driving device connecting table is used for connecting a driving device, such as a driving motor. Still include the material stopping device 4, the material stopping device 4 shelters from the one end that is used for connecting the auger axle at swing seat 6, the material stopping device 4 passes through the bolt fastening on the auger axle. The front end of the swing seat 6 is provided with a circle of boss 601, the rear end of the material stopper 4 is provided with an annular groove, and the boss 601 extends into the annular groove. A gap is left between the boss 601 and the annular groove, and in the embodiment, the boss 601 and the body of the swing seat 6 are of an integral structure. The periphery of the material stopper 4 is provided with a conical baffle disc 401, the conical baffle disc 401 and the body of the material stopper 4 are of an integral structure, and the inclined plane of the conical baffle disc 401 faces to one side away from the swinging seat 6. The number of the bearings 2 is not less than 2, the number of the shaft seals 3 is not less than 2, in the embodiment, the number of the bearings 2 is 2, and the number of the shaft seals 3 is 2. The outer surface of the spherical assembling part is in clearance fit with the spherical crown type concave surface. Be equipped with stopper 9 on the ball-type assembly portion, stopper 9 is the spacing bolt of fixing on the ball-type assembly portion in this embodiment, and the bolt head of spacing bolt exposes outside the ball-type assembly portion, goes up retaining bracket 7 or opens spacing groove 10 in the spherical crown type concave surface of lower retaining bracket 8, stopper 9 is in spacing groove 10, leave the swing space that supplies the bolt head of spacing bolt to move about at the predetermined range in spacing groove 10, stopper 9 and spacing groove 10 set up and have avoided swing seat 6 to rotate. The driving device connecting platform is provided with a preset number of connecting screw holes for connecting the driving device, and the outer end of the driving device connecting platform is provided with a clamping groove matched with the output end of the driving device. The outer surface of the spherical assembling part is in clearance fit with the spherical crown type concave surface. The lower fixing seat 8 is detachably fixed at the lower end of the upper fixing seat 7 through a bolt.

When the device is used, shaft heads at two ends of the packing auger respectively penetrate through the high-pressure shaft seal and the bearing 2 to be connected with the swinging seat 6, the packing auger driving motor 1 is fixedly installed at the other end of the swinging seat 6, and a rotating shaft of the packing auger driving motor is connected with the shaft heads of the packing auger so as to drive the packing auger to rotate relative to the swinging seat 6.

This kind of shaft bearing structure for auger can lug connection driving motor, can play the supporting role to driving motor and auger axle, and swing seat 6 is connected the cooperation with the sphere of fixing base and has been realized the aligning effect, guarantees that the auger rotates steadily. The detachable fixing seat facilitates manufacturing and installation.

The shaft seal 3 is positioned on one side of the bearing 2, and the bearing 2 is sealed in the swing seat 6, so that the invasion of concrete can be effectively reduced, and the protection effect on the bearing 2 is achieved.

The material stopper 4 rotates along with the packing auger, and can throw away redundant concrete and mortar from the packing auger shaft, so that the abrasion of the high-pressure shaft seal is effectively reduced. The arrangement of the conical baffle disc 401 further enhances the protection effect of the material stopper 4, and can more thoroughly throw the redundant concrete and mortar away from the auger shaft.

The setting that 2 is no less than to the quantity of bearing 2 compares with setting up single bearing, can effectively avoid producing relative swing between auger shaft and swing seat 6, has strengthened reliability and durability. The auger shaft end is provided with a plurality of high-pressure shaft seals, so that the invasion of concrete can be effectively avoided, and the bearing 2 is prevented from being damaged.

In short, the above description is only a preferred embodiment of the present invention, and all the equivalent changes and modifications made in accordance with the claims of the present invention should be covered by the scope of the present invention.

Claims

1. A shaft support structure for a packing auger is characterized by comprising a fixed seat and a swing seat (6), wherein the fixed seat comprises an upper fixed seat (7) and a lower fixed seat (8) connected to the lower end of the upper fixed seat (7), the lower end of the upper fixed seat (7) and the upper end of the lower fixed seat (8) are respectively provided with a spherical crown type concave surface which is inwards recessed, a spherical assembling portion is arranged on the periphery of the swing seat (6), the spherical crown type concave surfaces are matched with the outer surface of the spherical assembling portion, the spherical assembling portion is rotatably assembled between the spherical crown type concave surfaces of the upper fixed seat (7) and the lower fixed seat (8), an installation cavity is communicated with the swing seat (6), a preset number of bearings (2) and a preset number of shaft seals (3) are arranged in the installation cavity, and the shaft seals (3) are positioned on one side of the bearings (2; and a driving device connecting table is arranged at one end of the swinging seat (6) far away from the shaft seal (3).

2. The shaft supporting structure for the packing auger according to claim 1, further comprising a material stopper (4), wherein the material stopper (4) is shielded at one end of the swinging seat (6) used for connecting the packing auger shaft, and the material stopper (4) is fixed on the packing auger shaft.

3. The shaft support structure for the packing auger according to claim 2, wherein a circle of boss (601) is arranged at the front end of the swinging seat (6), an annular groove is formed at the rear end of the material stopper (4), and the boss (601) extends into the annular groove.

4. The shaft support structure for the packing auger according to claim 2 or 3, wherein a conical baffle disc (401) is arranged on the periphery of the material stopper (4), and the inclined surface of the conical baffle disc (401) faces to the side away from the swinging seat (6).

5. An auger shaft support structure according to any one of claims 1 to 3, wherein the number of the bearings (2) is not less than 2.

6. An auger shaft support structure according to any one of claims 1 to 3, wherein the number of shaft seals (3) is not less than 2.

7. The shaft support structure for the packing auger according to any one of claims 1 to 3, wherein a limiting block (9) is arranged on the spherical assembly portion, a limiting groove (10) is formed in a spherical crown concave surface of the upper fixing seat (7) or the lower fixing seat (8), the limiting block (9) is positioned in the limiting groove (10), and a swing space for the limiting block (9) to move within a preset range is reserved in the limiting groove (10).

8. The shaft support structure for the packing auger according to any one of claims 1 to 3, wherein a preset number of connection screw holes for connecting the driving device are formed on the driving device connection table, and a clamping groove matched with the output end of the driving device is formed at the outer end of the driving device connection table.

9. The shaft support structure for the packing auger according to claim 1, wherein an outer surface of the spherical assembling portion is in clearance fit with the spherical crown type concave surface.

10. The shaft support structure for the packing auger according to claim 1, wherein the lower fixing base (8) is detachably fixed to the lower end of the upper fixing base (7) by a bolt.