CN211039251U

CN211039251U - Built-in oil return filter

Info

Publication number: CN211039251U
Application number: CN201922139859.1U
Authority: CN
Inventors: 谭华
Original assignee: Suzhou Kaicen Hydraulic Technology Co ltd
Current assignee: Suzhou Kaicen Hydraulic Technology Co ltd
Priority date: 2019-12-04
Filing date: 2019-12-04
Publication date: 2020-07-17
Anticipated expiration: 2029-12-04

Abstract

The utility model relates to an interior concealed oil return filter, including straining a section of thick bamboo, filter core, gland, spring and bar magnet, the filter core is installed inside straining a section of thick bamboo, the spring upper end still is provided with the apron, the apron middle part is equipped with the nut cover, during the bar magnet wherein one end stretches into the nut cover, during the other end passed the gland and stretches into the filter core, spring mounting is at the apron and strain between the section of thick bamboo, the bypass valve is still installed with bar magnet vertical position in the filter core, the filter core with strain and be equipped with the gasket in the section of thick bamboo between the bottom, the utility model discloses simple structure, convenient to use installs and has both saved installation space inside the oil tank, also relative improves oil tank installation overall arrangement.

Description

Built-in oil return filter

Technical Field

The utility model relates to an oil return filter technical field especially relates to an interior concealed oil return filter.

Background

The oil return filter is mainly installed on an oil return pipeline of the hydraulic system, and various dirt such as abrasive particles and the like generated by various hydraulic elements in the working process can be intercepted by arranging the oil filter of the oil return pipeline, so that the abrasive particles and the like are prevented from returning to an oil tank again.

At present, various oil return filters are developed in the market, but most of the oil return filters are additionally arranged on the outer wall of an oil tank, are not attractive and are easy to damage.

SUMMERY OF THE UTILITY MODEL

Based on the technical defect, the utility model provides an interior concealed oil return filter makes oil return filter install inside the oil tank.

The utility model relates to an interior concealed oil return filter, including straining a section of thick bamboo, filter core, gland, spring and bar magnet, the filter core is installed inside straining a section of thick bamboo, the spring upper end still is provided with the apron, the apron middle part is equipped with the nut cover, during the bar magnet wherein one end stretches into the nut cover, during the other end passed the gland and stretches into the filter core, spring mounting is at the apron and strain between the section of thick bamboo, the bypass valve is still installed with bar magnet vertical position in the filter core, the filter core with strain and be equipped with the gasket in the section of thick bamboo between the bottom.

Furthermore, a steel ring is arranged at the upper end of the filter cylinder, the steel ring is screwed on the upper portion of the filter cylinder, the gland is arranged in the steel ring, a through hole is formed in the middle of the steel ring, the lower end of the spring penetrates through the through hole and is pressed on the gland, and the magnetic rod penetrates through the middle of the spring, the steel ring and the gland in sequence from top to bottom and extends into the filter element.

Further, the lower end of the gland is provided with a boss, a first O-shaped ring is arranged on the boss, an annular groove is formed in the gland, a second O-shaped ring is arranged in the annular groove, and the opening of the annular groove is close to the inner wall of the steel ring.

Furthermore, an inverted T-shaped plug is arranged at the lower part of the filter cylinder, one end of the plug extends into the bottom of the filter cylinder to play a sealing role, and a plurality of through holes are formed in the surface of the filter cylinder.

The utility model relates to an interior concealed oil return filter, simple structure, convenient to use installs and has both saved installation space inside the oil tank, also relative improves oil tank installation overall arrangement.

Drawings

Fig. 1 is a cross-sectional view of the present invention.

Wherein: 1. a filter cartridge; 2. a filter element; 3. a gland; 4. a spring; 5. a magnetic bar; 6. a cover plate; 7. a bypass valve; 8. a steel ring; 9. a first O-ring; 10. a second O-ring.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

According to fig. 1 show the utility model relates to an interior concealed oil return filter, including straining a section of thick bamboo 1, filter core 2, gland 3, spring 4 and bar magnet 5, filter core 2 is installed and is being strained 1 inside, spring 4 upper end still is provided with

apron

6, 6 middle parts of apron are equipped with the nut cover, bar magnet 5 wherein one end stretches into in the nut cover, and the other end passes gland 3 and stretches into in the filter core 2, spring 4 installs at apron 6 and strain between the section of thick bamboo 1, bypass valve 7 is still installed with 5 vertical position of bar magnet to the bottom in the filter core 2, be equipped with the gasket in the filter core 2 and strain 1 between the bottom.

Further, a steel ring 8 is arranged at the upper end of the filter cylinder 1, the steel ring 8 is screwed on the upper portion of the filter cylinder 1, the gland 3 is arranged in the steel ring 8, a through hole is formed in the middle of the steel ring 8, the lower end of the spring 4 penetrates through the through hole and is pressed on the gland 3, and the magnetic rod 5 sequentially penetrates through the middle of the spring 4, the steel ring 8 and the gland 3 from top to bottom and extends into the filter element 2.

Further, the lower end of the gland 3 is provided with a boss, a first O-shaped ring 9 is arranged on the boss, an annular groove is formed in the gland 3, a second O-shaped ring 10 is arranged in the annular groove, and the opening of the annular groove is close to the inner wall of the steel ring 8.

Furthermore, an inverted T-shaped plug is arranged at the lower part of the filter cylinder 1, one end of the plug extends into the bottom of the filter cylinder 1 to play a sealing role, and a plurality of through holes are formed in the surface of the filter cylinder 1.

The foregoing is a more detailed description of the present invention, taken in conjunction with the specific preferred embodiments thereof, and it is not intended that the invention be limited to the specific embodiments shown and described. To the utility model, technical field's ordinary technical personnel do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement, all should regard as belonging to the utility model discloses a protection scope.

Claims

1. An interior concealed oil return filter which characterized in that: including straining a section of thick bamboo, filter core, gland, spring and bar magnet, the filter core is installed inside straining a section of thick bamboo, the spring upper end still is provided with the apron, the apron middle part is equipped with the nut cover, the bar magnet wherein one end stretches into in the nut cover, the other end passes the gland and stretches into in the filter core, spring mounting is at the apron and strain between the section of thick bamboo, the bypass valve is still installed with the bar magnet vertical position in the filter core, the filter core with strain and be equipped with the gasket between the bottom in the section of thick bamboo.

2. The built-in oil return filter of claim 1, wherein: the upper end of the filter cylinder is provided with a steel ring, the steel ring is screwed on the upper portion of the filter cylinder, the gland is arranged in the steel ring, the middle of the steel ring is provided with a through hole, the lower end of the spring penetrates through the through hole to be pressed on the gland, and the magnetic rod penetrates through the middle of the spring, the steel ring and the gland in sequence from top to bottom to extend into the filter element.

3. The oil return filter of claim 2, wherein: the gland lower extreme is provided with the boss, be provided with first O shape circle on the boss, it has the ring channel to open on the gland, be equipped with second O shape circle in the ring channel, the ring channel opening is close steel ring inner wall.

4. The oil return filter of claim 3, wherein: the filter cartridge is characterized in that an inverted T-shaped plug is arranged at the lower part of the filter cartridge, one end of the plug extends into the filter cartridge from the bottom of the filter cartridge to play a role in sealing, and a plurality of through holes are formed in the surface of the filter cartridge.