CN212804694U - Hydraulic oil pipe joint for engineering machinery - Google Patents
Hydraulic oil pipe joint for engineering machinery Download PDFInfo
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- CN212804694U CN212804694U CN202021645802.5U CN202021645802U CN212804694U CN 212804694 U CN212804694 U CN 212804694U CN 202021645802 U CN202021645802 U CN 202021645802U CN 212804694 U CN212804694 U CN 212804694U
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- pipe
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- oil pipe
- connecting pipe
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Abstract
The utility model discloses a hydraulic oil pipe joint for engineering machinery, which comprises an oil inlet pipe and an oil outlet pipe, wherein the upper end of the oil inlet pipe is provided with a first flange positioned outside an oil outlet, the first flange is provided with connecting holes arranged at equal intervals, and the inner wall of the oil outlet is provided with a limit ring; the bottom of producing oil pipe is equipped with the connecting pipe, the junction that produces oil pipe and connecting pipe is equipped with the second flange, be equipped with the sealed recess that a plurality of groups equidistance set up on the connecting pipe, the rubber seal ring has been cup jointed in the sealed recess, the connecting pipe inserts to in the oil outlet, it has the stay bolt to run through in the through-hole on the second flange, the stay bolt spiro union is in the connecting hole that corresponds. The utility model discloses a setting of rubber seal ring inserts to the back in the oil outlet at the connecting pipe, plays the sealed effect to advancing oil pipe and going out the oil pipe junction, runs through the through-hole spiro union in the connecting hole that corresponds through the stay bolt, has improved into the fastness that oil pipe and play oil pipe connected.
Description
Technical Field
The utility model relates to a hydraulic pressure oil pipe connects technical field specifically is a hydraulic pressure oil pipe connects for engineering machine tool.
Background
The existing hydraulic oil pipe joint is complex in structure, poor in connection sealing performance of an oil inlet pipe and an oil outlet pipe and poor in connection fastening effect of the oil inlet pipe and the oil outlet pipe, and therefore the hydraulic oil pipe joint for engineering machinery is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a hydraulic pressure oil pipe joint for engineering machine tool to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a hydraulic oil pipe joint for engineering machinery comprises an oil inlet pipe and an oil outlet pipe, wherein a first flange positioned outside an oil outlet is arranged at the upper end of the oil inlet pipe, connecting holes are formed in the first flange at equal intervals, and a limiting ring is arranged on the inner wall of the oil outlet;
the bottom of producing oil pipe is equipped with the connecting pipe, the junction that produces oil pipe and connecting pipe is equipped with the second flange, be equipped with the sealed recess that a plurality of groups equidistance set up on the connecting pipe, the rubber seal ring has been cup jointed in the sealed recess, the connecting pipe inserts to in the oil outlet, it has the stay bolt to run through in the through-hole on the second flange, the stay bolt spiro union is in the connecting hole that corresponds.
As a further optimization of the technical scheme, a third flange integrally formed with the oil inlet is arranged on the outer side of the oil inlet at the right end of the oil inlet pipe, a plurality of groups of fixing holes are formed in the third flange at equal intervals, and fastening bolts are screwed in the fixing holes.
As a further optimization of the technical scheme, a groove located on the outer side of the oil inlet is formed in the right end of the third flange, and a sealing ring is arranged in the groove.
As a further optimization of the technical scheme, the oil outlet pipe, the connecting pipe and the second flange are integrally formed, and the inner diameter of the oil outlet pipe is larger than that of the connecting pipe.
As a further optimization of the technical scheme, the diameters of the second flange and the first flange are consistent.
Compared with the prior art, the beneficial effects of the utility model are that: the rubber sealing ring of the utility model is sleeved in the sealing groove on the connecting pipe, and then the connecting pipe is inserted into the oil outlet, so that the bottom of the connecting pipe is supported on the limiting ring, the long bolt penetrates through the through hole on the second flange and is in threaded connection with the corresponding connecting hole, and the connection of the oil inlet pipe and the oil outlet pipe is completed;
through the setting of rubber seal ring, insert the back in the oil outlet at the connecting pipe, play the sealed effect to advancing oil pipe and play oil pipe junction, run through the through-hole spiro union in the connecting hole that corresponds through the stay bolt, improved into the fastness that oil pipe and play oil pipe connected.
Drawings
FIG. 1 is an exploded view of the present invention;
FIG. 2 is a schematic view of the overall structure of the present invention;
fig. 3 is a schematic view of the exploded structure of the rubber sealing ring and the connecting pipe of the present invention.
In the figure: the oil outlet pipe comprises an oil outlet pipe 1, a second flange 2, a through hole 3, a sealing groove 4, a connecting pipe 5, a rubber sealing ring 6, a long bolt 7, a first flange 8, an oil outlet 9, a limiting ring 10, a connecting hole 11, an oil inlet pipe 12, a third flange 13, a groove 14, an oil inlet 15, a sealing ring 16, a fastening bolt 17 and a fixing hole 18.
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.
Referring to fig. 1-3, the present invention provides a technical solution: a hydraulic oil pipe joint for engineering machinery comprises an oil inlet pipe 12 and an oil outlet pipe 1, wherein a first flange 8 positioned outside an oil outlet 9 is arranged at the upper end of the oil inlet pipe 12, connecting holes 11 arranged at equal intervals are formed in the first flange 8, and a limiting ring 10 is arranged on the inner wall of the oil outlet 9;
the bottom of oil pipe 1 is equipped with connecting pipe 5, the junction of oil pipe 1 and connecting pipe 5 is equipped with second flange 2, be equipped with the sealed recess 4 that a plurality of groups equidistance set up on the connecting pipe 5, rubber seal ring 6 has been cup jointed in the sealed recess 4, connecting pipe 5 inserts to the oil-out 9 in, it has long bolt 7 to run through in the through-hole 3 on the second flange 2, long bolt 7 spiro union is in corresponding connecting hole 11.
Specifically, a third flange 13 integrally formed with the oil inlet 15 is arranged on the outer side of the right end of the oil inlet pipe 12, a plurality of groups of fixing holes 18 arranged at equal intervals are formed in the third flange 13, and fastening bolts 17 are screwed in the fixing holes 18.
Specifically, a groove 14 located outside an oil inlet 15 is formed in the right end of the third flange 13, and a sealing ring 16 is arranged in the groove 14.
Specifically, oil outlet pipe 1, connecting pipe 5 and second flange 2 set up for integrated into one piece, and the internal diameter of oil outlet pipe 1 is greater than the internal diameter of connecting pipe 5.
Specifically, the diameters of the second flange 2 and the first flange 8 are the same.
Specifically, when the oil-gas separation device is used, the rubber sealing ring 6 is sleeved in the sealing groove 4 on the connecting pipe 5, then the connecting pipe 5 is inserted into the oil outlet 9, so that the bottom of the connecting pipe 5 is supported on the limiting ring 10, the long bolt 7 penetrates through the through hole 3 on the second flange 2, the long bolt 7 is in threaded connection with the corresponding connecting hole 11, and the connection of the oil inlet pipe 12 and the oil outlet pipe 1 is completed;
through the setting of rubber seal ring 6, insert the back to in the oil-out 9 at connecting pipe 5, play the sealed effect to advancing oil pipe 12 and play oil pipe 1 junction, run through 3 spiro unions of through-hole in the connecting hole 11 that corresponds through long bolt 7, improved into the fastness that oil pipe 12 and play oil pipe 1 connect.
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 (5)
1. The utility model provides a hydraulic pressure oil pipe joint for engineering machine tool, includes into oil pipe (12) and goes out oil pipe (1), its characterized in that: a first flange (8) positioned on the outer side of the oil outlet (9) is arranged at the upper end of the oil inlet pipe (12), connecting holes (11) arranged at equal intervals are formed in the first flange (8), and a limiting ring (10) is arranged on the inner wall of the oil outlet (9);
the bottom of producing oil pipe (1) is equipped with connecting pipe (5), the junction that produces oil pipe (1) and connecting pipe (5) is equipped with second flange (2), be equipped with sealed recess (4) that a plurality of groups equidistance set up on connecting pipe (5), rubber seal ring (6) have been cup jointed in sealed recess (4), connecting pipe (5) insert to in oil-out (9), through hole (3) on second flange (2) have interior stay bolt (7), stay bolt (7) spiro union in connecting hole (11) that correspond.
2. The hydraulic oil pipe joint for construction machinery according to claim 1, wherein: the oil inlet (15) of the right end of the oil inlet pipe (12) is provided with a third flange (13) which is integrally formed with the oil inlet, the third flange (13) is provided with a plurality of groups of fixing holes (18) which are arranged at equal intervals, and fastening bolts (17) are screwed in the fixing holes (18).
3. The hydraulic oil pipe joint for construction machinery according to claim 2, wherein: the right end of the third flange (13) is provided with a groove (14) located on the outer side of the oil inlet (15), and a sealing ring (16) is arranged in the groove (14).
4. The hydraulic oil pipe joint for construction machinery according to claim 1, wherein: the oil outlet pipe (1), the connecting pipe (5) and the second flange (2) are integrally formed, and the inner diameter of the oil outlet pipe (1) is larger than that of the connecting pipe (5).
5. The hydraulic oil pipe joint for construction machinery according to claim 1, wherein: the diameters of the second flange (2) and the first flange (8) are consistent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021645802.5U CN212804694U (en) | 2020-08-10 | 2020-08-10 | Hydraulic oil pipe joint for engineering machinery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021645802.5U CN212804694U (en) | 2020-08-10 | 2020-08-10 | Hydraulic oil pipe joint for engineering machinery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212804694U true CN212804694U (en) | 2021-03-26 |
Family
ID=75082214
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021645802.5U Active CN212804694U (en) | 2020-08-10 | 2020-08-10 | Hydraulic oil pipe joint for engineering machinery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212804694U (en) |
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2020
- 2020-08-10 CN CN202021645802.5U patent/CN212804694U/en active Active
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