CN208651923U - A kind of annular disc water pipe rotary joint - Google Patents
A kind of annular disc water pipe rotary joint Download PDFInfo
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- CN208651923U CN208651923U CN201821226443.2U CN201821226443U CN208651923U CN 208651923 U CN208651923 U CN 208651923U CN 201821226443 U CN201821226443 U CN 201821226443U CN 208651923 U CN208651923 U CN 208651923U
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- annular
- inner ring
- sealing element
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Abstract
The utility model discloses a kind of annular disc water pipe rotary joints, it is characterized by comprising annular disk, positioning plate washer, combined type rotary sealing element and O-ring seals, the annular disk is made of outer ring and inner ring, it is connected between outer ring and inner ring with oilless bushing or needle roller support, and is sealed with combined type rotary sealing element；The combined type rotary sealing element sealing is using the sealing of Combined type back turn hole or the sealing of Combined type back shaft；The outer end of the annular disk is fixed on equipment roller equipped with positioning plate washer, entire annular disk.The utility model structure is simple, entirety is directly anchored on equipment roller, its apopore is directly communicated with equipment roller upper water-out hole, and rotary joint is greatly decreased to the occupancy of the effective workspace of coal mining machine roller, while the technology difficulty and process costs of roller processing is effectively reduced.
Description
Technical field
The utility model relates to a kind of pipeline rotary joints, more particularly to one kind for rotating the fluids such as conveying water, oil
Rotary joint on the pipeline of medium.
Technical background
There are many places to need to convey fluid media (medium)s, the pipelines such as water, oil by rotation mode and will use in life
Rotary joint.Such as the rotary joint used when coalcutter dedusting, structure is extremely complex, contains rotary shaft, rotary sleeve, support
The components such as bearing, mounting flange, seal structure complex, machining accuracy is high, and production cost is big.In addition rotary joint is to pass through rotation
Pivoted housing is attached on pipeline, since the outer diameter of rotary sleeve is coarse, occupies a large amount of axial space, so that coal mining machine roller is effective
Workspace significantly reduces, and substantially reduces working efficiency.And in order to be equipped with rotary joint, coal mining machine roller structure will also be made greatly
Range change, increases technology difficulty and process costs.
Summary of the invention
The problem of the purpose of this utility model is for background above technology provides a kind of compact-sized, sealing
Property it is good, directly connect with equipment pipe, and can 360 degree rotation conveying water annular disc rotary joint, to improve equipment work
Make efficiency, reduces the process costs of roller production.
The technical solution adopted in the utility model is: a kind of annular disc water pipe rotary joint, it is characterised in that: including ring
Shape disk, positioning plate washer, combined type rotary sealing element and O-ring seals, the annular disk are made of outer ring and inner ring, outer ring with it is interior
It is connected between circle with oilless bushing or needle roller support, and is sealed with combined type rotary sealing element；The combined type rotary sealing element
Sealing is using the sealing of Combined type back turn hole or the sealing of Combined type back shaft；The outer end of the annular disk is equipped with positioning plate washer,
Entire annular disk is fixed on equipment roller.
When the combined type rotary sealing element sealing is using the sealing of Combined type back turn hole, inner ring is machined with threaded use
Installation Combined type back is machined in water inlet two sides in the inlet opening of installation transit joint and anti-rotation position limiting structure, inner ring outer surface
Turn the groove of sealing element；Inner surface is machined with the annular groove being aligned with inner ring water inlet position, opens below annular groove
There are 4 or 4 or more apopores, the apopore connects the annular groove with the inlet opening of equipment roller.
When the combined type rotary sealing element sealing is using the sealing of Combined type back shaft, outer ring is machined with threaded use
Installation Combined type back is machined in water inlet two sides in the inlet opening of installation transit joint and anti-rotation position limiting structure, inner surface
Turn the groove of sealing element；Inner ring outer surface is machined with the annular groove being aligned with outer ring water inlet position, opens below annular groove
There are 4 or 4 or more apopores, the apopore connects the annular groove with the inlet opening of equipment roller.
Seal with O ring is used between the apopore and equipment roller inlet opening.
The technical solution of the utility model has the characteristics that following:
1, compact-sized.Entire ring dial plate with being bolted directly on equipment roller, the apopore of annular disk directly with
Equipment roller upper water-out hole communicates, and rotary joint is greatly decreased to the occupancy of the effective workspace of coal mining machine roller.
2, structure is brief, and the technology difficulty and process costs of roller processing is effectively reduced.
Detailed description of the invention
Fig. 1 is the schematic diagram of the utility model Combined type back turn hole sealing structure；
Fig. 2 is the front view of the utility model Combined type back turn hole sealing structure；
Fig. 3 is the partial enlarged view of the utility model Combined type back turn hole sealing structure；
Fig. 4 is the schematic diagram of the utility model combined type rotary axial seal structure；
Fig. 5 is the front view of the utility model combined type rotary axial seal structure；
Fig. 6 is the partial enlarged view of the utility model combined type rotary axial seal structure；
In attached drawing:
1-outer ring；2-O-ring seals；3-oilless bushings or support needle roller；4-combined type rotary sealing elements；
5-inner rings；6-positioning plate washers；7-oilless bushings or needle roller；8-bolts；9-combined type rotary sealing elements.
Specific embodiment
The utility model is a kind of annular disc water pipe rotary joint, including annular disk, positioning plate washer, combined type rotary are close
Sealing and O-ring seals, annular disk are made of outer ring and inner ring.Group can be used according to the difference of structure in combined type rotary sealing element
Box-like rotary hole sealing or the sealing of Combined type back shaft.
As shown in Fig. 1 ~ 3, when the utility model is sealed using Combined type back turn hole, inner ring 5 is machined with threaded
For installing inlet opening and the anti-rotation position limiting structure of transit joint, 5 outer surface of inner ring is machined with installation combination in water inlet two sides
The groove of formula rotary sealing part 4,9；1 inner surface of outer ring is machined with the annular groove being aligned with 5 water inlet position of inner ring, and annular is recessed
4 or 4 or more apopores are provided with below slot, apopore connects the annular groove with the inlet opening of equipment roller.Outside
It can make the relative motion of 360 degree rotation between circle 1 and inner ring 5.It is supported between outer ring 1 and inner ring 5 with oilless bushing or needle roller 3,7
Connection.Connection and relative motion between oilless bushing or needle roller 3,7 certifiable outer rings 1 and inner ring 5.Between outer ring 1 and inner ring 5
It is sealed with combined type rotary sealing element 4,9, forms a kind of clearance seal between outer ring 1 and inner ring 5.Water is from annular disk inner ring 5
After inlet opening enters, into the annular groove and apopore of 1 inner surface of outer ring.The water entered by the inlet opening of an inner ring 5, into
It can be divided into the apopore that multiple apopores enter equipment roller after entering outer ring 1.1 apopore of annular disk outer ring goes out with equipment roller
It is sealed between water hole with O-ring 2, forms static seal between 1 apopore of outer ring and equipment roller apopore.The outer end of annular disk fills
There is positioning plate washer 6, the positioning bolt 8 of plate washer 6 is locked on 1 end face of outer ring of annular disk.Entire annular disk is fixed by bolts to
On equipment roller.
As shown in Fig. 4 ~ 6, when the utility model uses combined type rotary axial seal structure, outer ring 1 is machined with band spiral shell
The water inlet and anti-rotation position limiting structure for being used to install transit joint of line, inner surface are machined with installation combined type in inlet opening two sides
The groove of rotary sealing part 4,9；5 outer surface of inner ring is machined with the annular groove being aligned with 1 water inlet position of outer ring, annular groove
It is provided with 4 or multiple apopores below, apopore connects the annular groove with the inlet opening of equipment roller.Outer ring 1 with it is interior
It can make the relative motion of 360 degree rotation between circle 5.With oilless bushing or the support connection of needle roller 3,7 between outer ring 1 and inner ring 5.Nothing
Connection and relative motion between oily axle sleeve or needle roller 3,7 certifiable outer rings 1 and inner ring 5.With combining between outer ring 1 and inner ring 5
Formula rotary sealing part 4,9 seals, and a kind of clearance seal is formed between outer ring 1 and inner ring 5.Inlet opening of the water from annular disk outer ring 1
After, into the annular groove and apopore of 5 outer surface of inner ring.The water entered by the inlet opening of an outer ring 1, into inner ring
It can be divided into the apopore that multiple apopores enter equipment roller after 5.5 apopore of annular disk inner ring and equipment roller apopore it
Between with O-ring 2 seal, form static seal between 5 apopore of inner ring and equipment roller apopore.The outer end of annular disk is equipped with positioning
Plate washer 6, the positioning bolt 8 of plate washer 6 are locked on 5 outer end face of inner ring of annular disk.Entire annular disk is fixed by bolts to equipment
On roller.
Finally, it should be noted that above implement to be only to illustrate the technical solution of the utility model, rather than its limitations；To the greatest extent
Pipe is with reference to the foregoing embodiments described in detail the utility model, those skilled in the art should understand that: its
It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is equal
Replacement；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution various embodiments of the utility model technical side
The spirit and scope of case.
Claims (4)
1. a kind of annular disc water pipe rotary joint, it is characterised in that: including annular disk, positioning plate washer, combined type rotary sealing
Part and O-ring seals, the annular disk are made of outer ring and inner ring, are connected between outer ring and inner ring with oilless bushing or needle roller support
It connects, and is sealed with combined type rotary sealing element；Combined type rotary sealing element sealing sealed using Combined type back turn hole or
The sealing of Combined type back shaft；The outer end of the annular disk is fixed on equipment roller equipped with positioning plate washer, entire annular disk.
2. annular disc water pipe rotary joint according to claim 1, it is characterised in that: the combined type rotary sealing element is close
When envelope is using the sealing of Combined type back turn hole, inner ring is machined with the threaded inlet opening for installing transit joint and anti-rotation limit
Bit architecture, inner ring outer surface are machined with the groove of installation combined type rotary sealing element in water inlet two sides；Inner surface processing
Have the annular groove being aligned with inner ring water inlet position, be provided with 4 or 4 or more apopores below annular groove, it is described go out
Water hole connects the annular groove with the inlet opening of equipment roller.
3. annular disc water pipe rotary joint according to claim 1, it is characterised in that: the combined type rotary sealing element is close
When envelope is using the sealing of Combined type back shaft, outer ring is machined with the threaded inlet opening for installing transit joint and anti-rotation limit
Bit architecture, inner surface are machined with the groove of installation combined type rotary sealing element in water inlet two sides；The processing of inner ring outer surface
Have the annular groove being aligned with outer ring water inlet position, be provided with 4 or 4 or more apopores below annular groove, it is described go out
Water hole connects the annular groove with the inlet opening of equipment roller.
4. the annular disc water pipe rotary joint according to Claims 2 or 3, it is characterised in that: the apopore and equipment are rolled
Cylinder uses seal with O ring between inlet opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821226443.2U CN208651923U (en) | 2018-08-01 | 2018-08-01 | A kind of annular disc water pipe rotary joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821226443.2U CN208651923U (en) | 2018-08-01 | 2018-08-01 | A kind of annular disc water pipe rotary joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208651923U true CN208651923U (en) | 2019-03-26 |
Family
ID=65787346
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821226443.2U Active CN208651923U (en) | 2018-08-01 | 2018-08-01 | A kind of annular disc water pipe rotary joint |
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| Country | Link |
|---|---|
| CN (1) | CN208651923U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108775461A (en) * | 2018-08-01 | 2018-11-09 | 湖南海润电气有限公司 | A kind of annular disc water pipe rotary joint |
-
2018
- 2018-08-01 CN CN201821226443.2U patent/CN208651923U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108775461A (en) * | 2018-08-01 | 2018-11-09 | 湖南海润电气有限公司 | A kind of annular disc water pipe rotary joint |
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