CN210830843U - Integrated into one piece has hydraulic pressure coupling structure of high strength - Google Patents
Integrated into one piece has hydraulic pressure coupling structure of high strength Download PDFInfo
- Publication number
- CN210830843U CN210830843U CN201921769592.8U CN201921769592U CN210830843U CN 210830843 U CN210830843 U CN 210830843U CN 201921769592 U CN201921769592 U CN 201921769592U CN 210830843 U CN210830843 U CN 210830843U
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- Prior art keywords
- joint
- sleeve
- high strength
- external
- fixed cover
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- Expired - Fee Related
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- 230000008878 coupling Effects 0.000 title abstract description 10
- 238000010168 coupling process Methods 0.000 title abstract description 10
- 238000005859 coupling reaction Methods 0.000 title abstract description 10
- 230000004927 fusion Effects 0.000 claims abstract description 5
- 239000002893 slag Substances 0.000 claims abstract description 5
- 238000005242 forging Methods 0.000 claims description 3
- 230000020169 heat generation Effects 0.000 claims 1
- 239000012943 hotmelt Substances 0.000 abstract 1
- 238000003466 welding Methods 0.000 description 11
- 238000004519 manufacturing process Methods 0.000 description 10
- 238000000034 method Methods 0.000 description 9
- 230000008901 benefit Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 230000003466 anti-cipated effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000008034 disappearance Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
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Abstract
The utility model provides an integrated into one piece has hydraulic pressure coupling structure of high strength, it is constituteed with the joint especially to refer to hydraulic pressure coupling, the center department of this fixed cover is equipped with a perforation, the inside of this fixed cover is equipped with a first cup jointing portion, this fenestrate internal diameter is less than the internal diameter of first cup jointing portion, this joint is equipped with a second cup jointing portion corresponding to the first cup jointing portion department of fixed cover, the external diameter of this second cup jointing portion is equivalent to fenestrate internal diameter, let the second cup jointing portion of this joint wear to locate first cup jointing portion by the perforation of fixed cover, it is integrative to utilize the mode of friction butt fusion to fuse fixed cover and joint, the slag that stays after the regrinding hot melt, for its characteristic person.
Description
Technical Field
The utility model discloses integrated into one piece has the hydraulic pressure coupling structure of high strength, mainly utilizes the mode of friction butt fusion will fix the cover and connect integrated into one piece to produce the technique that the concentricity is better, intensity is better in the hydraulic pressure coupling.
Background
According to the traditional method for manufacturing the hydraulic pipe joint, the lathe is used for turning, the redundant part of the hydraulic pipe joint with smaller pipe diameter must be turned, so that not only are the material consumption and the cost increased, but also the manpower and the working hours required in the turning process are wasted.
In addition, some of them use strong engagement clips to connect with hydraulic pipe joints, and refer to fig. 1, which is a schematic view showing the manufacturing process of the known strong engagement clips to connect with hydraulic pipe joints. Fig. 2 is a sectional combination view of a known hydraulic pipe joint. The method comprises the following steps: a joint 41, a nut 50 and a fixing sleeve 60, wherein the front and back of the joint 61 are respectively provided with a ring groove 61, 62, the center of the joint 61 is extended backwards to be provided with a sleeve connection part 63, the back of the nut 50 is provided with a sleeve connection part 51, the inner part of the sleeve connection part 51 corresponding to the ring groove 61 is provided with an embedding part 52, the front of the fixing sleeve 60 is provided with a sleeve connection part 61, the inner part of the sleeve connection part 61 corresponding to the ring groove 62 is provided with an embedding part 62, the known hydraulic pipe joint mainly uses a strong engagement clamping method to deform the embedding parts 52, 62 of the nut 50 and the fixing sleeve 60 inwards to be directly pivoted with the ring grooves 61, 62 at the front and back of the joint 20 into a whole.
However, the hydraulic pipe joint manufactured by the above-mentioned strong engagement is prone to oil leakage due to a crack at the joint portion caused by a breaking stress under a high pressure.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the people is engaged in manufacturing, the design of relevant product at present, accumulates many years's experience of doing business and thoughtlessly, to the existing problem and the disappearance of the hydraulic pressure coupling that tradition was used, actively drops into the spirit of innovation and improvement, and the integrated into one piece who accomplishes has high strength's hydraulic pressure coupling structure.
The technical means applied for solving the problems and the efficacy compared with the prior art are as follows: the hydraulic pipe joint is composed of a fixed sleeve and a joint, a through hole is arranged at the center of the fixed sleeve, a first sleeving part is arranged inside the fixed sleeve, the inner diameter of the through hole is smaller than the inner diameter of the first sleeving part, a second sleeving part is arranged at the position, corresponding to the first sleeving part of the fixed sleeve, of the joint, the outer diameter of the second sleeving part is equal to the inner diameter of the through hole, the second sleeving part of the joint penetrates through the through hole of the fixed sleeve and is arranged in the first sleeving part, the fixed sleeve and the joint are welded into an integral body in a friction welding mode, and then slag left after the heat welding is ground.
Drawings
FIG. 1 is a schematic view of a continuous operation of a conventional process for manufacturing a hydraulic pipe joint with a strong engagement clip.
Fig. 2 is a sectional assembly view of a known hydraulic pipe joint.
Fig. 3 is a schematic exploded perspective view of a first embodiment of the present invention.
Fig. 4 is a schematic perspective sectional view of a first embodiment of the present invention.
Fig. 5 is a schematic view of a combination of the continuous operation sections of the manufacturing process of the friction welding fixing sleeve and the joint according to the embodiment of the present invention.
Fig. 6 is a schematic view of a combination of continuous operation and cross-section of a manufacturing process of a high force engagement nut according to an embodiment of the present invention.
Fig. 7 is a schematic perspective sectional view of a second embodiment of the present invention.
Fig. 8 is a schematic view of a combination of the continuous operation and the cross section of the manufacturing process of the friction welding fixing sleeve and the joint according to the embodiment of the present invention.
Fig. 9 is a sectional view of a two-car external thread according to an embodiment of the present invention.
Fig. 10 is a perspective assembly diagram of a second embodiment of the present invention.
Wherein the reference numerals are as follows:
the utility model discloses a
10 … … … … fixing sleeve
11 … … … … fixed part
12 … … … … first socket joint part
13 … … … … necked down portion
14 … … … … perforation
15 … … … … non-return part
20 … … … … joint
21 … … … … external connection part
22 … … … … axle hole
23 … … … … second socket part
24 … … … … non-return part
25 … … … … step surface
26 … … … … constriction
27 … … … … external screw thread
30 … … … … nut
31 … … … … nesting part
32 … … … … fitting part
Known part
40 … … … … joint
41 … … … … circular groove
42 … … … … Ring groove
43 … … … … socket joint part
50 … … … … nut
51 … … … … nesting part
52 … … … … fitting part
60 … … … … fixing sleeve
61 … … … … nesting part
62 … … … … fitting part
Detailed Description
To facilitate a thorough understanding of the structural and functional benefits achieved by the present invention for those skilled in the art, an embodiment is described in detail below with reference to the accompanying drawings:
fig. 3 and 4 are schematic sectional views showing a three-dimensional exploded and three-dimensional assembled structure of a hydraulic pipe joint with high strength formed integrally. Fig. 5 is a schematic view showing a combination of the continuous operation and the cross section of the manufacturing process of the friction welding fixing sleeve and the joint according to the embodiment of the present invention. And FIG. 6 is a schematic view of a combination of the continuous operation and the cross-section of a manufacturing process of a high force engagement nut according to an embodiment of the present invention. The method mainly comprises the following steps: a fixing sleeve 10, a joint 20 and a nut 30, wherein:
one end of the fixing sleeve 10 is provided with a hexagonal or polygonal fixing portion 11 formed integrally by forging for engaging and locking a wrench (not shown) to prevent rotation, the other end of the fixing sleeve 10 is provided with a first engaging portion 12 in an enlarged manner, the outer diameter of the fixing portion 11 is smaller than that of the first engaging portion 12, the fixing sleeve 10 is provided with an arc portion 13 between the fixing portion 11 and the first engaging portion 12, the fixing sleeve 10 is provided with a through hole 14 corresponding to the center of the driving part 11, the inner diameter of the through hole 14 is smaller than that of the first sleeving part 12, the fixing sleeve 10 has a plurality of non-return portions 15 inside the first connecting portion 12, so that a hydraulic pipeline (not shown) can be inserted along the non-return portions 15 when being connected, however, when the hydraulic pipeline (not shown) is pulled out reversely, the hydraulic pipeline is blocked by the check part 15 and cannot be pulled out;
an external connection portion 21 is disposed at one end of the joint 20, an axial hole 22 is disposed at the center of the joint 20, a second sleeving portion 23 is disposed at a position of the joint 20 corresponding to the first sleeving portion 12 of the fixing sleeve 10, a plurality of non-return portions 24 are disposed outside the second sleeving portion 23 of the joint 20, so that a hydraulic pipeline (not shown) can be inserted along the non-return portions 24 during guiding connection, but the hydraulic pipeline (not shown) is blocked by the non-return portions 24 when being pulled out in a reverse direction and cannot be pulled out, an outer diameter of the external connection portion 21 is greater than an outer diameter of the second sleeving portion 23, thereby forming a step surface 25 between the external connection portion 21 and the second sleeving portion 23, an outer diameter of the second sleeving portion 23 is equal to an inner diameter of the through hole 14 of the fixing sleeve 10, the second sleeving portion 23 of the joint 20 is inserted into the first sleeving portion 12 through the through hole 14 of the fixing sleeve 10, and a friction welding manner is, The joint 20 is rotated in a contact manner at a high speed), the second sleeved portion 23 and the step surface 25 of the joint 20 are welded with the through hole 14 of the fixing sleeve 10 into a whole due to frictional heat, and slag remained after welding is ground off, and according to actual requirements, the external portion 21 of the joint 20 is provided with a necking portion 26 for being sleeved with a nut 30;
the nut 30 is provided with a sleeve portion 31 corresponding to the external portion 21 of the connector 20, and an engaging portion 32 is provided inside the sleeve portion 31 corresponding to the neck portion 26, so that when the sleeve portion 41 of the nut 40 is engaged with the connector 20, the engaging portion 32 is deformed inward by a strong engagement, and directly pivotally connected to the neck portion 26 of the connector 20.
Fig. 7 is a schematic sectional view of a second embodiment of the present invention, showing a three-dimensional combination structure of a hydraulic pipe joint with high strength. Fig. 8 is a schematic view showing a combination of the continuous operation and the cross section of the manufacturing process of the friction welding fixing sleeve and the joint according to the embodiment of the present invention. Fig. 9 is a schematic cross-sectional view of a two-car external thread according to an embodiment of the present invention. Fig. 10 is a perspective view of the second embodiment of the present invention. The method mainly comprises the following steps: a fastener sleeve 10 and a connector 20, wherein:
one end of the fixing sleeve 10 is provided with a hexagonal or polygonal fixing portion 11 formed integrally by forging for engaging and locking a wrench (not shown) to prevent rotation, the other end of the fixing sleeve 10 is provided with a first engaging portion 12 in an enlarged manner, the outer diameter of the fixing portion 11 is smaller than that of the first engaging portion 12, the fixing sleeve 10 is provided with an arc portion 13 between the fixing portion 11 and the first engaging portion 12, the fixing sleeve 10 is provided with a through hole 14 corresponding to the center of the fixing portion 11, the inner diameter of the through hole 14 is smaller than that of the first engaging portion 12, the fixing sleeve 10 has a plurality of non-return portions 15 inside the first connecting portion 12, so that a hydraulic pipeline (not shown) can be inserted along the non-return portions 15 when being connected, however, when the hydraulic pipeline (not shown) is pulled out reversely, the hydraulic pipeline is blocked by the check part 15 and cannot be pulled out;
an external connection portion 21 is disposed at one end of the joint 20, an axial hole 22 is disposed at the center of the joint 20, a second sleeving portion 23 is disposed at a position of the joint 20 corresponding to the first sleeving portion 12 of the fixing sleeve 10, a plurality of non-return portions 24 are disposed outside the second sleeving portion 23 of the joint 20, so that a hydraulic pipeline (not shown) can be inserted along the non-return portions 24 during guiding connection, but the hydraulic pipeline (not shown) is blocked by the non-return portions 24 when being pulled out in a reverse direction and cannot be pulled out, an outer diameter of the external connection portion 21 is greater than an outer diameter of the second sleeving portion 23, thereby forming a step surface 25 between the external connection portion 21 and the second sleeving portion 23, an outer diameter of the second sleeving portion 23 is equal to an inner diameter of the through hole 14 of the fixing sleeve 10, the second sleeving portion 23 of the joint 20 is inserted into the first sleeving portion 12 through the through hole 14 of the fixing sleeve 10, and a friction welding manner is, The joint 20 is rotated in contact with the joint at a high speed), the second socket portion 23 and the step surface 25 of the joint 20 are welded with the through hole 14 of the fixing sleeve 10 by frictional heat, and the slag left after welding is ground off, so that the external portion 21 of the joint 20 can be made into an external thread 27 according to actual requirements.
Form through the combination of above-mentioned each component structure the utility model discloses, the system is providing a hydraulic pressure coupling structure that integrated into one piece has high strength, and on the practical application, the mode that utilizes friction butt fusion will fix cover 10 and connect 20 integrated into one piece, has following several advantages:
firstly, the mould is the same as a mould which is turned by a lathe, and the consumed materials and the required labor and working time can be reduced during turning.
And meanwhile, compared with a hydraulic pipe joint manufactured by a strong meshing clamp mode, the high-pressure-resistant oil-leakage-resistant hydraulic pipe joint is more high-pressure-resistant, is less prone to oil leakage and has a better air-tight effect.
And thirdly, the hydraulic pipe joint manufactured by using the friction welding mode has better concentricity and better strength.
Synthesize above-mentioned old, the utility model discloses the system provides a hydraulic pressure coupling structure that integrated into one piece has high strength, process the utility model discloses after the people actually makes the completion and operate the test repeatedly, the affirmation can reach the utility model discloses anticipated functional benefit, the first creation of seeing nothing at present between mill again simultaneously has industrial value of utilizing, admittedly accords with the establishment essentiality of novel patent practicality and progressive, according to the regulation of patent law, provides the application of novel patent to the patent office.
Claims (5)
1. An integrally formed hydraulic pipe joint structure having high strength, comprising: a securing sleeve and a connector, wherein:
one end of the fixed sleeve is provided with a fixed part, the center of the fixed sleeve is provided with a through hole, a first sleeving part is arranged inside the fixed sleeve, and the inner diameter of the through hole is smaller than that of the first sleeving part;
the one end that should connect is equipped with an external portion, the center that should connect is equipped with a shaft hole, this joint is equipped with a second grafting portion corresponding to the first grafting portion department of fixed cover, the external diameter of this external portion is greater than the external diameter of second grafting portion, thereby form a step between this external portion and second grafting portion, the external diameter of this second grafting portion is equivalent to the perforation internal diameter of fixed cover, let the second grafting portion of this joint wear to locate in first grafting portion by the perforation of fixed cover, utilize the mode of friction butt fusion, let the second grafting portion of this joint and the perforation friction heat generation of step and fixed cover and fuse as an organic whole, the slag person who leaves after the butt fusion of regrinding.
2. The integrally formed hydraulic pipe joint structure having high strength according to claim 1, wherein: the joint and the sleeve of the fixing sleeve are provided with a check portion.
3. The integrally formed hydraulic pipe joint structure having high strength according to claim 1, wherein: the external connection portion of the connector is provided with an external thread.
4. The integrally formed hydraulic pipe joint structure having high strength according to claim 1, wherein: the external portion of the connector is sleeved with a nut.
5. The integrally formed hydraulic pipe joint structure having high strength according to claim 1, wherein: the fixing part of the fixing sleeve is integrally formed by forging, and the shape of the fixing part is selected from hexagonal or polygonal.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW108210240U TWM588190U (en) | 2019-08-02 | 2019-08-02 | Integrally formed hydraulic pipe joint structure with high strength |
| TW108210240 | 2019-08-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210830843U true CN210830843U (en) | 2020-06-23 |
Family
ID=69585880
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921769592.8U Expired - Fee Related CN210830843U (en) | 2019-08-02 | 2019-10-21 | Integrated into one piece has hydraulic pressure coupling structure of high strength |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN210830843U (en) |
| TW (1) | TWM588190U (en) |
-
2019
- 2019-08-02 TW TW108210240U patent/TWM588190U/en not_active IP Right Cessation
- 2019-10-21 CN CN201921769592.8U patent/CN210830843U/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| TWM588190U (en) | 2019-12-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200623 |