CN209115051U - High-pressure water jet rotary joint - Google Patents
High-pressure water jet rotary joint Download PDFInfo
- Publication number
- CN209115051U CN209115051U CN201821946645.4U CN201821946645U CN209115051U CN 209115051 U CN209115051 U CN 209115051U CN 201821946645 U CN201821946645 U CN 201821946645U CN 209115051 U CN209115051 U CN 209115051U
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- CN
- China
- Prior art keywords
- water pipe
- tool joint
- housing
- pipe head
- pressure water
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model discloses a kind of high-pressure water jet rotary joints, it includes housing, water pipe head, prismatic pad and tool joint；The axial centre of water pipe head, prismatic pad and tool joint is equipped with water hole, water pipe head and tool joint are assemblied in the two sides of housing respectively, water pipe head is extended in housing with the inner end of tool joint and is connected to by prismatic pad, and tool joint can be rotated around axial centre.Water pipe head is connected with high-pressure water pipe when in use, tool joint is connected with drilling rod can be transported to the rotation that in drilling rod and will not interfere drilling rod with regard to high pressure water from high-pressure water pipe through this connector, to realize that jet stream cutting, the grinding of high pressure water provide basis.
Description
Technical field
The utility model relates to a kind of components of high-pressure water jet rock drilling machine, more particularly to a kind of high-pressure water jet
Rotary joint.
Background technique
Existing rock drilling machine mainly has air rock drill and hydraulic chisel machine, and drills for stone are mainly rotated by mechanical high-speed
Squeeze shearing and grinding rock stratum.Big capacity industrial waste gas can be generated using pneumatic, hydraulic rock, mechanical rock breaking can generate a large amount of dust,
Environment is caused seriously to pollute, is caused damages to worker's health, and production efficiency is low.And how by high pressure water from high pressure
Water pipe, which is transported to, to be the key problem for realizing high -pressure water cutting rock drilling in high-speed rotating drilling rod.
Utility model content
The purpose of this utility model is to provide it is a kind of can be by high pressure water from the high pressure water being transported in water pipe in drilling rod
Jet rotary connector.
This high-pressure water jet rotary joint provided by the utility model, it includes housing, water pipe head, prismatic pad and brill
Knock-off joint；The axial centre of water pipe head, prismatic pad and tool joint is equipped with water hole, water pipe head and tool joint difference
The two sides of housing are assemblied in, water pipe head is extended in housing with the inner end of tool joint and is connected to by prismatic pad, tool joint
It can be rotated around axial centre.
In a specific embodiment, the water pipe head is cylinder type joint, and the outer wall of axial ends is equipped with
Screw thread, middle part are equipped with the stop collar of evagination, and the both ends of water pipe head water hole are the horn mouth extended out.
Preferably, making the tool joint single piece, the middle part of tool joint is equipped with the shaft shoulder, and water is crossed in tool joint
Hole both ends are the horn mouth extended out, and the both ends of prismatic pad are to be matched with bell-mouthed conical end.
Preferably, the housing be both ends open cylindrical type body, inner wall be equipped with positioning convex platform, water pipe head and
Tool joint, which is set up separately, to be placed in housing, positioned at the two sides of positioning convex platform.
Preferably, the housing corresponds to the cylinder body for being equipped with column type in the inner cavity of positioning convex platform side, the inner wall of cylinder body is solid
It is connected to positioning sleeve, the inner end of water pipe head is threadedly connected in positioning sleeve, between the root and cylinder body of water pipe head inner end screw thread
Equipped with sealing ring.
In order to guarantee sealing effect, the groove for embedded sealing ring, drilling rod connecting are equipped in the shaft shoulder of the tool joint
It is equipped with thrust housing between entity section and the housing outside the corresponding shaft shoulder of head, between the outer end face of the shaft shoulder and the inner face of thrust housing
Equipped with thrust roller bearing, tool joint, which corresponds to, is equipped with single-row radial ball bearing between entity and thrust housing outside the shaft shoulder；Drilling rod
The inner end of connector extends in the cylinder body, and movable sealing component is equipped between tool joint and cylinder body.
In a specific embodiment, it is connected with by fastener for compressing water pipe head in one end of the housing
End cap, the other end is connected with the gland for compressing thrust housing by fastener.
Water pipe head and tool joint are assemblied in the two sides of housing by the utility model respectively, and by water pipe head and drilling rod
The inner end of connector, which extends to, to be connected in housing by prismatic pad, and tool joint can be rotated around axial centre；Water when in use
Pipe fitting is connected with high-pressure water pipe, tool joint is connected with drilling rod to be transported to brill through this connector from high-pressure water pipe with regard to high pressure water
In bar and the rotation of drilling rod will not be interfered, to realize that jet stream cutting, the grinding of high pressure water provide basis.
Detailed description of the invention
Fig. 1 is the schematic cross-sectional view of one preferred embodiment of the utility model.
Illustrate serial number:
A-housing, A1-positioning convex platform,
B-water pipe head, B1-stop collar,
C-tool joint, the C1-shaft shoulder,
D-prismatic pad, E-end cap, F-thrust housing, G-gland, H-cylinder body, I-positioning sleeve, J-sealing ring, K-work
Dynamic sealing assembly, L-thrust roller bearing, M-single-row centripetal ball axis,
Specific embodiment
As shown in Figure 1, this high-pressure water jet rotary joint provided in this embodiment includes housing A, water pipe head B, bores
Knock-off joint C, prismatic pad D, end cap E, thrust housing F and gland G.
Housing A is the cylindrical shroud of both ends open, and threaded hole is equipped at the entity of axial ends, and inner wall is equipped with fixed
Position boss A1, the interior side positioned at positioning convex platform of housing are coaxially connected with cylindrical cylinder body H, and the inner wall of cylinder body is connected with positioning
I is covered, the inner wall of positioning sleeve I is equipped with screw thread.
Water pipe head B is that axial centre is equipped with the cylinder type joint of water hole, the both ends of water hole are the loudspeaker extended out
Mouthful, the outer wall of water pipe head axial ends is equipped with screw thread, middle part is equipped with the stop collar B1 of evagination；One end of water pipe head is goed deep into
Be threadedly connected in positioning sleeve in housing, and between the root and cylinder body of water pipe head inner end screw thread be equipped with sealing ring J so as to
In raising leakproofness.The other end of water pipe head is located at outside housing and is connected in flexible water pipe, and stop collar B1 is stuck in the end of housing
Face is compressed by end cap E, and end cap E is corresponded to and is equipped with corresponding connecting hole at sleeve thread hole, and end cap passes through the spiral shell across connecting hole
Bolt is connect with sleeve thread compresses water pipe head.
Tool joint C is single piece, and axial centre is equipped with water hole, and the both ends of water hole are the horn mouth extended out,
The middle part of its outer wall is equipped with shaft shoulder C1, and the outer ring of the shaft shoulder is equipped with the groove for embedded sealing ring.The inner end of tool joint
It extends to and is equipped with movable sealing component K in cylinder body between cylinder body, set between inner end horn mouth and the horn mouth of water pipe head inner end
There is prismatic to pad D, the both ends of prismatic pad D are to be matched with horn mouth inclined-plane, and axial centre is equipped with connection water pipe head and tool joint
Water hole；The inside of the shaft shoulder is contacted with positioning convex platform in tool joint, and tool joint corresponds to entity section and housing outside the shaft shoulder
Between be equipped with thrust housing F, pass through gland G and matched bolt locking；It is set between the outer end face of the shaft shoulder and the inner face of thrust housing
There is thrust roller bearing L, tool joint, which corresponds to, is equipped with single-row centripetal ball axis M between entity and thrust housing outside the shaft shoulder；Drilling rod connecting
The outer wall of head outer end is threaded to be connected in drilling rod.
The present embodiment is connected after coming into operation, by water pipe head with high-pressure water pipe, tool joint is connected with drilling rod,
High pressure water flows into water pipe head from high-pressure water pipe after connection, then by water pipe head, the water hole of prismatic pad and rotary joint
It is transported in drilling rod and will not interfere the rotation of drilling rod, to realize that jet stream cutting, the grinding of high pressure water provide basis.
Claims (7)
1. a kind of high-pressure water jet rotary joint, it is characterised in that: it includes housing, water pipe head, prismatic pad and tool joint；
The axial centre of water pipe head, prismatic pad and tool joint is equipped with water hole, and water pipe head and tool joint are assemblied in respectively
The inner end of the two sides of housing, water pipe head and tool joint extends to and is connected in housing by prismatic pad, and tool joint can be around
Axial centre rotation.
2. high-pressure water jet rotary joint as described in claim 1, it is characterised in that: the water pipe head connects for cylindrical type
Head, the outer wall of axial ends is equipped with screw thread, middle part is equipped with the stop collar of evagination, and the both ends of water pipe head water hole are outer
The horn mouth of expansion.
3. high-pressure water jet rotary joint as claimed in claim 2, it is characterised in that: the tool joint is single piece, is bored
The middle part of knock-off joint is equipped with the shaft shoulder, and the water hole both ends of tool joint are the horn mouth extended out, and the both ends of prismatic pad are matching
In bell-mouthed conical end.
4. high-pressure water jet rotary joint as claimed in claim 3, it is characterised in that: the housing is the cylinder of both ends open
Jacket body, inner wall are equipped with positioning convex platform, and water pipe head and tool joint, which are set up separately, to be placed in housing, positioned at the two of positioning convex platform
Side.
5. high-pressure water jet rotary joint as claimed in claim 4, it is characterised in that: the housing corresponds to positioning convex platform side
Inner cavity in be equipped with the cylinder body of column type, the inner wall of cylinder body is connected with positioning sleeve, and the inner end of water pipe head is threadedly connected to positioning sleeve
It is interior, sealing ring is equipped between the root and cylinder body of water pipe head inner end screw thread.
6. high-pressure water jet rotary joint as claimed in claim 5, it is characterised in that: the shaft shoulder of the tool joint, which is equipped with, to be used
In the groove of embedded sealing ring, tool joint, which corresponds to, is equipped with thrust housing between entity section and the housing outside the shaft shoulder, the shaft shoulder
Be equipped with thrust roller bearing between outer end face and the inner face of thrust housing, tool joint correspond to entity outside the shaft shoulder and thrust housing it
Between be equipped with single-row radial ball bearing；The inner end of tool joint extends in the cylinder body, and activity is equipped between tool joint and cylinder body
Seal assembly.
7. high-pressure water jet rotary joint as claimed in claim 6, it is characterised in that: one end of the housing passes through fastener
It is connected with the end cap for compressing water pipe head, the other end is connected with the gland for compressing thrust housing by fastener.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821946645.4U CN209115051U (en) | 2018-11-23 | 2018-11-23 | High-pressure water jet rotary joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821946645.4U CN209115051U (en) | 2018-11-23 | 2018-11-23 | High-pressure water jet rotary joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209115051U true CN209115051U (en) | 2019-07-16 |
Family
ID=67206355
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821946645.4U Active CN209115051U (en) | 2018-11-23 | 2018-11-23 | High-pressure water jet rotary joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209115051U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110497534A (en) * | 2019-08-31 | 2019-11-26 | 中铁工程装备集团有限公司 | A kind of ultra-high pressure water fluid jet auxiliary rock rotary joint |
| CN114109429A (en) * | 2021-11-11 | 2022-03-01 | 山东大学 | Water jet assisted rock breaking system for rock drilling jumbo and working method of water jet assisted rock breaking system |
-
2018
- 2018-11-23 CN CN201821946645.4U patent/CN209115051U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110497534A (en) * | 2019-08-31 | 2019-11-26 | 中铁工程装备集团有限公司 | A kind of ultra-high pressure water fluid jet auxiliary rock rotary joint |
| CN110497534B (en) * | 2019-08-31 | 2022-02-08 | 中铁工程装备集团有限公司 | Rotary joint for ultrahigh-pressure water jet auxiliary rock breaking |
| CN114109429A (en) * | 2021-11-11 | 2022-03-01 | 山东大学 | Water jet assisted rock breaking system for rock drilling jumbo and working method of water jet assisted rock breaking system |
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