CN213206346U

CN213206346U - Electronic spiral balance front end bearing seal structure

Info

Publication number: CN213206346U
Application number: CN202021877836.7U
Authority: CN
Inventors: 汤永春
Original assignee: Nanjing Botong Jiaduo Automatic Control Technology Co ltd
Current assignee: Nanjing Botong Jiaduo Automatic Control Technology Co ltd
Priority date: 2020-09-01
Filing date: 2020-09-01
Publication date: 2021-05-14
Anticipated expiration: 2030-09-01

Abstract

The utility model belongs to electron spiral balance field, concretely relates to electron spiral balance front end bearing seal structure, which comprises a housin, there is the bearing frame right-hand member of casing through bolted connection, the inside fixedly connected with bearing outer ring of bearing frame, annular one has been seted up to the lower extreme of the inside of bearing outer ring, the inside roll connection of annular one has the ball, the inside of bearing outer ring is rotated and is connected with the bearing inner ring, annular two has been seted up to the upper end of bearing inner ring, the inside of annular two with the lower extreme roll connection of ball, the inboard fixedly connected with pivot of bearing inner ring. The utility model discloses an add the mode of establishing sealed pad at the right-hand member of casing, make its inside dust can not enter into the inside of bearing frame, add the mode of establishing rubber circle one with the shield at the right-hand member of bearing frame, make its outside dust also can not enter into the inside of its bearing frame, make it carry out better protection to the inside rotation piece of bearing frame.

Description

Electronic spiral balance front end bearing seal structure

Technical Field

The utility model relates to an electron spiral balance technical field specifically is an electron spiral balance front end bearing seal structure.

Background

The electronic spiral balance is also called a spiral feeder, and has a unique steady flow structure, and the material is not arched or washed. The device is suitable for continuously metering and batching the powder materials in various industrial production environments. The powder material metering device is widely applicable to powder material metering in industries such as building materials, metallurgy, electric power, chemical engineering and the like. DGF series screw quantitative feeder this series quantitative feeder is a new generation product which integrates powder material steady flow conveying, weighing and metering and quantitative control into a whole; the powder material continuous metering and batching device is suitable for various industrial production environments; a plurality of advanced technologies are adopted, the operation is reliable, and the control precision is high; it is especially suitable for continuous metering and compounding of powder material in building material, metallurgy, electric power, chemical industry and other industry.

The electronic spiral balance is used for measuring powdery and granular objects, the front end of the electronic spiral balance is provided with the velometer, so that a bearing at the front end of the electronic spiral balance cannot be sealed, the electronic spiral balance works in a dust environment for a long time, the service life of a ball inside the bearing is greatly reduced, the work efficiency is also delayed when the ball is replaced, and the electronic spiral balance is inconvenient to maintain when the bearing is routinely added with lubricating oil due to the fact that the electronic spiral balance is connected with various sealing structures on the outer side of the electronic spiral balance. Accordingly, there is a need for improvements in the art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electron spiral balance front end bearing seal structure has solved the bearing seal problem that dust and daily maintenance are inconvenient gets into easily not tight.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an electronic spiral balance front end bearing seal structure, includes the casing, the right-hand member of casing has the bearing frame through bolted connection, the inside fixedly connected with bearing outer ring of bearing frame, the lower extreme of the inside of bearing outer ring sets up annular one, the inside roll connection of annular one has the ball, the inside rotation of bearing outer ring is connected with the bearing inner ring, the upper end of bearing inner ring sets up annular two, the inside of annular two with the lower extreme roll connection of ball, the inboard fixedly connected with pivot of bearing inner ring, the right-hand member of casing bonds there is sealed the pad, the inside of sealed pad with the outside rotation of pivot is connected, the right-hand member fixedly connected with rubber ring one of the inside of bearing frame, the inside of rubber ring one with the outside rotation of pivot is connected, the upper end fixedly connected with oiling mouth of bearing frame, the upper end of the oil injection port is connected with a cap through threads, and the right end of the bearing seat is connected with a dust cover through a bolt.

Preferably, the right end of the rotating shaft is connected with a connecting block through a bolt, the right end of the connecting block is fixedly connected with a flexible connecting pipe, and the right end of the flexible connecting pipe is rotatably connected with a velometer.

Preferably, the right end of the dust cover is fixedly connected with a support, and the upper end of the support is connected with a velometer through a bolt.

Preferably, the right end of the dustproof cover is fixedly connected with a rubber ring II, and a flexible connecting pipe is rotatably connected inside the rubber ring II.

Preferably, the left end of the rotating shaft is fixedly connected with a spiral shaft, and the sealing gasket is made of rubber materials.

Preferably, the inside joint of bearing outer ring has solid fixed ring, gu fixed ring's interior survey with the outside of bearing outer ring is rotated and is connected.

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

1. the utility model discloses an add the mode of establishing sealed pad at the right-hand member of casing, make its inside dust can not enter into the inside of bearing frame, add the mode of establishing rubber circle one with the shield at the right-hand member of bearing frame, make its outside dust also can not enter into the inside of its bearing frame, make it carry out better protection to the inside rotation piece of bearing frame.

2. The utility model discloses an add the mode of establishing the oiling mouth in the upper end of its bearing frame, make it can carry out the interpolation of paste lubricating oil in the outside to the inside of its bearing frame, in the inside of the bearing frame of its oiling mouth lower extreme, reserve and have great cavity, can hold a certain amount of lubricating oil in its inside, can the lubricating oil supply of its bearing frame internal component.

Drawings

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

fig. 2 is a top view of fig. 1 of the present invention;

fig. 3 is an enlarged view of the structure of part a of fig. 1 according to the present invention;

fig. 4 is an enlarged view of the structure of the part B of fig. 1 according to the present invention.

In the figure: 1. a housing; 2. a bearing seat; 3. a bearing outer ring; 4. a first ring groove; 5. a ball bearing; 6. a bearing inner ring; 7. a second ring groove; 8. a fixing ring; 9. a rotating shaft; 10. a gasket; 11. a first rubber ring; 12. an oil filling port; 13. capping; 14. a dust cover; 15. connecting blocks; 16. a flexible connection pipe; 17. a second rubber ring; 18. a support; 19. a velometer; 20. a screw shaft.

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.

Examples

Referring to fig. 1-4, a front bearing sealing structure of an electronic spiral scale comprises a housing 1, a bearing seat 2 is connected to the right end of the housing 1 through a bolt, a bearing outer ring 3 is fixedly connected to the inside of the bearing seat 2, a first ring groove 4 is formed in the lower end of the inside of the bearing outer ring 3, a ball 5 is connected to the inside of the first ring groove 4 in a rolling manner, a bearing inner ring 6 is rotatably connected to the inside of the bearing outer ring 3, a second ring groove 7 is formed in the upper end of the bearing inner ring 6, the inside of the second ring groove 7 is connected to the lower end of the ball 5 in a rolling manner, a rotating shaft 9 is fixedly connected to the inner side of the bearing inner ring 6, a sealing gasket 10 is bonded to the right end of the housing 1, the sealing gasket 10 can prevent dust in the electronic spiral scale from entering the inside of the bearing seat 2, the inside, the inside of rubber ring 11 is rotated with the outside of pivot 9 and is connected, the upper end fixedly connected with oiling mouth 12 of bearing frame 2, and threaded connection has a block 13 in the upper end of oiling mouth 12, and block 13 can prevent that the dust from entering into the inside of bearing frame 2 from oiling mouth 12, and the right-hand member of bearing frame 2 has shield 14 through bolted connection.

Referring to fig. 1, the right end of the rotating shaft 9 is connected to a connecting block 15 through a bolt, the right end of the connecting block 15 is fixedly connected to a flexible connecting pipe 16, the right end of the flexible connecting pipe 16 is rotatably connected to a velometer 19, and the flexible connecting pipe 16 can effectively protect the velometer 19.

Referring to fig. 1, a bracket 18 is fixedly connected to the right end of the dust cover 14, a velometer 19 is connected to the upper end of the bracket 18 through a bolt, and the bracket 18 is used for mounting and fixing the velometer 19.

Referring to fig. 1, a second rubber ring 17 is fixedly connected to the right end of the dust cap 14, a flexible connection pipe 16 is rotatably connected to the inside of the second rubber ring 17, and the second rubber ring 17 can prevent a part of dust from entering the inside of the dust cap 14.

Referring to fig. 1, a spiral shaft 20 is fixedly connected to the left end of the rotating shaft 9, and the sealing gasket 10 is made of a rubber material having good wear resistance and sealing property.

Referring to fig. 3, a fixing ring 8 is clamped inside the bearing outer ring 3, an inner side of the fixing ring 8 is rotatably connected with an outer side of the bearing outer ring 3, and the fixing ring 8 is in interference fit with the bearing outer ring 3.

The utility model discloses the concrete implementation process as follows: when the electronic screw scale is used, the cover cap 13 is firstly opened, then lubricating oil is additionally arranged in the bearing seat 2 through the oil injection port 12, so that the lubricating oil is filled in a cavity at the right end in the bearing seat 2, the lubricating oil can be always provided for the balls 5 between the bearing outer ring 3 and the bearing inner ring 6, when the electronic screw scale works, the screw shaft 20 drives the rotating shaft 9 to rotate, the rotating shaft 9 drives the flexible connecting pipe 16 to rotate through the connecting block 15 at the right end, the flexible connecting pipe 16 drives the velometer 19 at the right end to rotate, the velometer 19 records the number of turns of the flexible connecting pipe, when the rotating shaft 9 rotates, external dust is blocked outside the bearing seat 2 by the dustproof cover 14 and the rubber ring I11, the inside of the bearing seat 2 can be better protected, and the service life of a rotating part in the bearing seat is longer.

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. The utility model provides an electron spiral balance front end bearing seal structure, includes casing (1), its characterized in that: the bearing comprises a shell (1), a bearing seat (2) and a bearing outer ring (3), wherein the right end of the shell (1) is connected with the bearing seat (2) through a bolt, the inner part of the bearing outer ring (2) is fixedly connected with the bearing outer ring (3), an annular groove I (4) is formed in the lower end of the inner part of the bearing outer ring (3), a ball (5) is connected with the inner part of the annular groove I (4) in a rolling manner, a bearing inner ring (6) is connected with the inner part of the bearing outer ring (3) in a rotating manner, an annular groove II (7) is formed in the upper end of the bearing inner ring (6), the inner part of the annular groove II (7) is connected with the lower end of the ball (5) in a rolling manner, a rotating shaft (9) is fixedly connected with the inner side of the bearing inner ring (6), a sealing gasket (10) is bonded with the right end of, the inside of rubber ring one (11) with the outside of pivot (9) is rotated and is connected, the upper end fixedly connected with oiling mouth (12) of bearing frame (2), there is a block (13) upper end through threaded connection of oiling mouth (12), there is shield (14) right-hand member of bearing frame (2) through bolted connection.

2. The electronic screw scale front end bearing seal structure of claim 1, characterized in that: the right-hand member of pivot (9) has connecting block (15) through bolted connection, the right-hand member fixedly connected with hose connection pipe (16) of connecting block (15), the right-hand member of hose connection pipe (16) rotates and is connected with velometer (19).

3. The electronic screw scale front end bearing seal structure of claim 1, characterized in that: the right end of the dustproof cover (14) is fixedly connected with a support (18), and the upper end of the support (18) is connected with a velometer (19) through a bolt.

4. The electronic screw scale front end bearing seal structure of claim 1, characterized in that: the right end fixedly connected with rubber circle two (17) of shield (14), the inside rotation of rubber circle two (17) is connected with hose connection pipe (16).

5. The electronic screw scale front end bearing seal structure of claim 1, characterized in that: the left end of the rotating shaft (9) is fixedly connected with a spiral shaft (20), and the sealing gasket (10) is made of rubber materials.

6. The electronic screw scale front end bearing seal structure of claim 1, characterized in that: the inside joint of bearing outer ring (3) has solid fixed ring (8), gu the survey in fixed ring (8) with the outside of bearing outer ring (3) is rotated and is connected.