CN215334975U - Well-sealed high-pressure joint structure - Google Patents
Well-sealed high-pressure joint structure Download PDFInfo
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- CN215334975U CN215334975U CN202121236975.6U CN202121236975U CN215334975U CN 215334975 U CN215334975 U CN 215334975U CN 202121236975 U CN202121236975 U CN 202121236975U CN 215334975 U CN215334975 U CN 215334975U
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Abstract
The utility model discloses a high-pressure joint structure with good sealing performance, which comprises a high-pressure fuel pipe body and an external fuel pipe, wherein a connecting ball is clamped on one side of the high-pressure fuel pipe body, a first sealing ring is fixedly arranged on one side of the connecting ball, mounting equipment is detachably arranged in the connecting ball, a second sealing ring is fixedly arranged on the other side of the connecting ball, a first connecting flange is fixedly arranged on one side of the external fuel pipe, and a fixing bolt is detachably arranged at the top end of one side of the first connecting flange. In the above scheme, the high pressure joint utilizes the connection spheroid, mutually supports between first sealing washer and the second sealing washer to guarantee the leakproofness of device, avoided because the connected mode of device and external pipeline is threaded connection, so there is the gap in the connection between the pipeline, and then reduces the leakproofness of device, but also is unfavorable for the problem of development.
Description
Technical Field
The utility model relates to the technical field of high-pressure fuel pipes of diesel engines, in particular to a high-pressure joint structure with good sealing performance.
Background
The high-pressure pipe joint is a part for connecting high-pressure oil pipes in a hydraulic system and generally has several forms such as a clamping sleeve type, a thin pipe flaring type, a welding type and the like; the high-pressure pipe joint is usually in a severe working environment, the pressure of internal hydraulic oil is high, the temperature of the hydraulic oil can be increased under long-term use, the high-temperature hydraulic oil is easy to cause leakage of the high-pressure pipe joint, and if the welded high-pressure pipe joint is adopted, the problem of leakage of the hydraulic oil can be solved, but the installation is very troublesome.
The existing high-pressure joint structure has the problem of poor sealing performance, and when the existing high-pressure joint structure works, because the connection mode of the device and an external pipeline is threaded connection, a gap exists in the connection between the pipelines, so that the sealing performance of the device is reduced, and the development is not facilitated; the poor problem of suitability still exists in current high pressure joint design, and current high pressure joint design is in work, because the size of device is fixed, and the model of external fuel pipe is different, so in case trade the fuel pipe of other models, can lead to external fuel pipe unable and device looks adaptation, and then reduce the suitability of device, be unfavorable for the development.
SUMMERY OF THE UTILITY MODEL
In order to overcome the above defects in the prior art, embodiments of the present invention provide a high-pressure joint structure with good sealing performance, so as to solve the problem that the high-pressure joint in the prior art uses a connecting ball, and a first sealing ring and a second sealing ring are matched with each other, so as to ensure the sealing performance of a device, and avoid the problem that a gap exists in the connection between pipes due to the threaded connection between the device and an external pipe, so that the sealing performance of the device is reduced, and the development is not facilitated.
In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a well-sealed high-pressure joint structure, includes high-pressure fuel pipe body and external fuel pipe, one side joint of high-pressure fuel pipe body has the connection spheroid, it has first sealing washer to connect spheroidal one side fixed mounting, it has erection equipment to connect spheroidal inside demountable installation, it has the second sealing washer to connect spheroidal opposite side fixed mounting, one side fixed mounting of external fuel pipe has first flange, the top demountable installation of first flange one side has fixing bolt, one side of first flange is passed through fixing bolt is connected with second flange.
The connecting through holes are formed in the top end of one side of the second connecting flange, fixing nuts are fixedly mounted on the top end of the other side of the second connecting flange, and the number of the fixing nuts is four.
The fixing nut is internally matched with one side of the fixing bolt, the number of the fixing bolts is four, and the length of the fixing bolt is greater than the sum of the thicknesses of the second connecting flange and the first connecting flange.
One side of each fixing bolt is attached to the inner surface of the corresponding connecting through hole, the number of the connecting through holes is four, the connecting holes are formed in the first connecting flange, and the inner surfaces of the connecting holes are attached to the left side of the external fuel pipe.
One side of the mounting equipment is connected with the left side of the high-pressure fuel pipe body, the diameter of the mounting equipment is larger than that of the external fuel pipe, and the right side of the external fuel pipe is matched with the inside of the second sealing ring.
The mounting device comprises a mounting ring, wherein hydraulic rods are detachably mounted on one side inside the mounting ring, and the number of the hydraulic rods is two.
The hydraulic rod comprises a hydraulic rod body, wherein one side of the hydraulic rod body is detachably provided with mounting pads, the mounting pads are arc-shaped, the mounting pads are made of rubber components, and the number of the mounting pads is two.
The technical scheme of the utility model has the following beneficial effects:
in the scheme, the high-pressure joint utilizes the connecting ball body and the first sealing ring and the second sealing ring to be matched with each other, so that the sealing performance of the device is ensured, and the problems that the sealing performance of the device is reduced and the development is not facilitated due to the fact that a gap exists between the pipelines because the device is in threaded connection with an external pipeline are solved; in the above-mentioned scheme, the high pressure joint utilizes mutually supporting between hydraulic stem and the mounting pad to guarantee the suitability of device, avoided because the size of device is fixed, and the model of external fuel pipe is different, so in case trade the fuel pipe of other models, can lead to external fuel pipe unable and device looks adaptation, and then reduce the suitability of device, be unfavorable for the problem of development.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the assembly of the connecting sphere with the first seal ring of the present invention;
FIG. 3 is a schematic view of the construction of the mounting apparatus of the present invention;
fig. 4 is a schematic view of the assembly of the first connecting flange and the second connecting flange of the present invention.
[ reference numerals ]
1. A high pressure fuel pipe body; 2. connecting the spheres; 3. a first seal ring; 4. installing equipment; 5. a second seal ring; 6. the external fuel pipe is connected; 7. a first connecting flange; 8. fixing the bolt; 9. a second connecting flange; 10. a connecting through hole; 11. fixing a nut; 12. connecting holes; 41. a mounting ring; 42. a hydraulic lever; 43. a mounting mat.
Detailed Description
In order to make the technical problems, technical solutions and advantages of the present invention more apparent, the following detailed description is given with reference to the accompanying drawings and specific embodiments.
The embodiment of the utility model provides a high-pressure joint structure with good sealing performance as shown in fig. 1 to 4, which comprises a high-pressure fuel pipe body 1 and an external fuel pipe 6, wherein a connecting sphere 2 is clamped on one side of the high-pressure fuel pipe body 1, a first sealing ring 3 is fixedly arranged on one side of the connecting sphere 2, an installation device 4 is detachably arranged in the connecting sphere 2, a second sealing ring 5 is fixedly arranged on the other side of the connecting sphere 2, a first connecting flange 7 is fixedly arranged on one side of the external fuel pipe 6, a fixing bolt 8 is detachably arranged at the top end of one side of the first connecting flange 7, and one side of the first connecting flange 7 is connected with a second connecting flange 9 through the fixing bolt 8;
the top end of one side of the second connecting flange 9 is provided with a connecting through hole 10, the top end of the other side of the second connecting flange 9 is fixedly provided with a fixing nut 11, the number of the fixing nuts 11 is four, the inner part of the fixing nut 11 is matched with one side of a fixing bolt 8, the number of the fixing bolt 8 is four, the length of the fixing bolt 8 is larger than the sum of the thicknesses of the second connecting flange 9 and the first connecting flange 7, one side of the fixing bolt 8 is attached to the inner surface of the connecting through hole 10, the number of the connecting through hole 10 is four, the inner part of the first connecting flange 7 is provided with a connecting hole 12, the inner surface of the connecting hole 12 is attached to the left side of the external fuel oil pipe 6, one side of the mounting device 4 is connected to the left side of the high-pressure fuel oil pipe body 1, the diameter of the mounting device 4 is larger than that of the external fuel oil pipe 6, and the right side of the external fuel oil pipe 6 is matched with the inner part of the second sealing ring 5, the mounting device 4 comprises a mounting ring 41, one side of the inside of the mounting ring 41 is detachably provided with two hydraulic rods 42, one side of each hydraulic rod 42 is detachably provided with a mounting pad 43, the mounting pads 43 are arc-shaped, the mounting pads 43 are made of rubber components, and the number of the mounting pads 43 is two.
As shown in fig. 4, the inside of the fixing nut 11 is matched with one side of the fixing bolt 8, the number of the fixing bolts 8 is four, and the length of the fixing bolt 8 is greater than the sum of the thicknesses of the second connecting flange 9 and the first connecting flange 7.
Specifically, the fixing bolt 8 and the fixing nut 11 are provided to facilitate the connection of the first connecting flange 7 and the second connecting flange 9, thereby enhancing the practicability of the device.
Wherein, the hydraulic stem 42 is a dragon flying brand, supporting the model of the gas spring.
The working process of the utility model is as follows:
the high pressure joint is in the during operation, in order to guarantee the leakproofness of device, so be provided with and connect spheroid 2, first sealing washer 3 and second sealing washer 5, when high-pressure fuel pipe body 1 is connected with external fuel pipe 6, connect through erection equipment 4, then because high-pressure fuel pipe body 1 and external fuel pipe 6 are that the joint is inside connecting spheroid 2, in addition the internal surface of first sealing washer 3 laminates with one side of high-pressure fuel pipe body 1 mutually, the internal surface of second sealing washer 5 laminates with one side of external fuel pipe 6 mutually, so can guarantee that there is not the gap in the connection between high-pressure fuel pipe body 1 and the external fuel pipe 6, thereby guarantee the leakproofness of device, the practicality of device has been strengthened.
Above-mentioned scheme, high pressure joint is in the during operation, in order to guarantee the suitability of device, so be provided with erection equipment 4, when high-pressure fuel pipe body 1 and external fuel pipe 6 are connected, only need through current device, extend the inside of erection equipment 4 with one side of external fuel pipe 6, then start hydraulic stem 42, make hydraulic stem 42 drive mounting pad 43 and remove, one side until mounting pad 43 is laminated with one side of external fuel pipe 6 mutually, thereby connect external fuel pipe 6, because hydraulic stem 42 can adjust the distance between two mounting pads 43, so can most external fuel pipes 6 of adaptation, thereby the practicality of device has been strengthened.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the utility model, only the structures related to the disclosed embodiments are referred to, other structures can refer to common designs, and the same embodiment and different embodiments of the utility model can be combined with each other without conflict;
and finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.
Claims (7)
1. The utility model provides a sealed good high-pressure joint structure, includes high-pressure fuel pipe body (1) and external fuel pipe (6), its characterized in that, one side joint of high-pressure fuel pipe body (1) has connection spheroid (2), one side fixed mounting who connects spheroid (2) has first sealing washer (3), the inside demountable installation who connects spheroid (2) has erection equipment (4), the opposite side fixed mounting who connects spheroid (2) has second sealing washer (5), one side fixed mounting of external fuel pipe (6) has first flange (7), the top demountable installation of first flange (7) one side has fixing bolt (8), one side of first flange (7) is passed through fixing bolt (8) are connected with second flange (9).
2. The well-sealed high-pressure joint structure according to claim 1, wherein a connecting through hole (10) is formed at a top end of one side of the second connecting flange (9), a fixing nut (11) is fixedly mounted at a top end of the other side of the second connecting flange (9), and the number of the fixing nuts (11) is four.
3. The well-sealed high-pressure joint structure according to claim 2, characterized in that the inside of the fixing nut (11) is fitted to one side of the fixing bolt (8), the number of the fixing bolts (8) is four, and the length of the fixing bolt (8) is greater than the sum of the thicknesses of the second connecting flange (9) and the first connecting flange (7).
4. The well-sealed high-pressure joint structure according to claim 2, wherein one side of the fixing bolt (8) is attached to an inner surface of the connecting through hole (10), the number of the connecting through holes (10) is four, a connecting hole (12) is formed in the first connecting flange (7), and the inner surface of the connecting hole (12) is attached to the left side of the external fuel pipe (6).
5. The well-sealed high-pressure joint structure of claim 1, characterized in that one side of the installation device (4) is connected with the left side of the high-pressure fuel pipe body (1), the diameter of the installation device (4) is larger than that of the external fuel pipe (6), and the right side of the external fuel pipe (6) is matched with the inside of the second sealing ring (5).
6. The well-sealed high-pressure joint structure according to claim 1, characterized in that the mounting device (4) comprises a mounting ring (41), one side of the inside of the mounting ring (41) is detachably mounted with two hydraulic rods (42), and the number of the hydraulic rods (42) is two.
7. The well-sealed high-pressure joint structure according to claim 6, characterized in that a mounting pad (43) is detachably mounted on one side of the hydraulic rod (42), the mounting pad (43) is arc-shaped, the mounting pad (43) is made of rubber component, and the number of the mounting pads (43) is two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121236975.6U CN215334975U (en) | 2021-06-04 | 2021-06-04 | Well-sealed high-pressure joint structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121236975.6U CN215334975U (en) | 2021-06-04 | 2021-06-04 | Well-sealed high-pressure joint structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215334975U true CN215334975U (en) | 2021-12-28 |
Family
ID=79550783
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121236975.6U Active CN215334975U (en) | 2021-06-04 | 2021-06-04 | Well-sealed high-pressure joint structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215334975U (en) |
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2021
- 2021-06-04 CN CN202121236975.6U patent/CN215334975U/en active Active
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