CN217519279U - Valve bush assembly for flow control of hydraulic system - Google Patents
Valve bush assembly for flow control of hydraulic system Download PDFInfo
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- CN217519279U CN217519279U CN202221221702.9U CN202221221702U CN217519279U CN 217519279 U CN217519279 U CN 217519279U CN 202221221702 U CN202221221702 U CN 202221221702U CN 217519279 U CN217519279 U CN 217519279U
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Abstract
The utility model discloses a valve barrel assembly for hydraulic system flow control, concretely relates to hydraulic system control technical field, including valve barrel main part, valve body, connecting pipe and drive assembly, the valve barrel main part is established inside the valve body, the connecting pipe is established in valve barrel main part one side, drive assembly establishes at valve barrel main part opposite side. The utility model discloses an earlier with the valve body, on the valve barrel main part was all installed to connecting pipe and installation pipe, two ring packing strip respectively with the connecting pipe, installation pipe inner wall contact, improve the connecting pipe greatly, the leakproofness between installation pipe and the valve barrel main part, effectively avoid hydraulic oil to leak, then will go out oil pipe, advance oil pipe and be connected with external oil pipeline, hydraulic oil advances oil pipe through four, the valve body, flow to inside the valve barrel main part with four round holes, then use controller control cylinder actuating piston rod to remove inside the second cavity, adjust the distance between piston rod and four round holes, the hydraulic pressure oil mass of convenient whole hydraulic system is controlled.
Description
Technical Field
The utility model relates to a hydraulic system controls technical field, more specifically the valve barrel assembly for hydraulic system flow control that says so.
Background
The hydraulic system functions to increase the force by changing the pressure. A complete hydraulic system consists of five parts, namely a power element, an execution element, a control element, an auxiliary element and hydraulic oil, and can be divided into two types: the hydraulic transmission system mainly has the functions of transmitting power and motion, and the hydraulic control system ensures that the output of the hydraulic system meets specific performance requirements.
When the existing valve sleeve assembly for controlling the hydraulic system is installed and used, the surface of the outer wall of the existing valve sleeve assembly is not smooth, so that the sealing performance of the valve sleeve assembly is poor when the valve sleeve assembly is connected with an external device, and the sealing performance of the whole device is affected.
SUMMERY OF THE UTILITY MODEL
In order to overcome the above-mentioned defects in the prior art, the embodiments of the present invention provide a valve sleeve assembly for controlling the flow rate of a hydraulic system, so as to solve the problems occurring in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a valve sleeve assembly for flow control of a hydraulic system comprises a valve sleeve main body, a valve body, a connecting pipe and a driving component, wherein the valve sleeve main body is arranged in the valve body, the connecting pipe is arranged on one side of the valve sleeve main body, the driving component is arranged on the other side of the valve sleeve main body, a first annular groove is formed in the surface of the outer wall on one side of the valve sleeve main body, a second annular groove is formed in the surface of the outer wall on the other side of the valve sleeve main body, annular sealing strips are arranged in the second annular groove and the first annular groove, four round holes are formed in the surface of the outer wall of the valve sleeve main body, four oil inlet pipes penetrate through the outer wall of the valve body, one ends of the four oil inlet pipes are respectively communicated with the four round holes, a first cavity is formed in the surface of the outer wall on one side of the valve sleeve main body, a second cavity is formed in the surface of the outer wall on the other side of the valve sleeve main body, an annular caulking groove is formed in the surface of the inner wall of the second cavity, the annular caulking groove is communicated with the round holes, and one end, far away from the valve sleeve main body, of the connecting pipe penetrates through the oil outlet pipe.
In a preferred embodiment, the driving assembly comprises an air cylinder and a piston rod, wherein an installation pipe is fixedly arranged at one end, close to the valve sleeve main body, of the air cylinder, the piston rod is arranged inside the installation pipe, one end of the piston rod is arranged inside the second cavity, the other end of the piston rod is fixedly connected with the air cylinder, the air cylinder is used for driving the piston rod to move, the position of the piston rod is automatically controlled, manual operation is not needed, and the valve sleeve is very convenient to use.
In a preferred embodiment, the outer wall surfaces of two sides of the valve housing main body, the inner wall surface of the connecting pipe and the inner wall surface of the mounting pipe are all processed with threads, the connecting pipe and the mounting pipe are both in threaded connection with the valve housing main body, and the outer walls of the two annular sealing strips are respectively in contact with the inner wall of the connecting pipe and the inner wall of the mounting pipe, so that the connecting pipe and the mounting pipe can be conveniently connected with the valve housing main body for use.
In a preferred embodiment, a controller is fixedly arranged at the top end of the air cylinder, and the controller is connected with the air cylinder and is used for controlling, so that a worker can conveniently control the device.
In a preferred embodiment, a first ring sleeve is arranged on one side of the first annular groove, a second ring sleeve is arranged between the round hole and the second annular groove, and the second ring sleeve and the first ring sleeve are integrated with the valve sleeve main body, so that the use strength of the first ring sleeve and the second ring sleeve is improved.
In a preferred embodiment, the inner wall surface of one end of the first cavity, which is far away from the second cavity, and the inner wall surface of the two ends of the second cavity are both processed with inner chamfers, the outer side wall surfaces of the two ends of the valve sleeve body and the surface of the outer wall of the valve sleeve body, which is close to the plurality of round holes, are both processed with outer chamfers, and the inner chamfers on the left side of the second cavity can improve the sealing performance between the piston rod and the second cavity.
In a preferred embodiment, the two side surfaces of the inner cavity of the first annular groove and the two side surfaces of the inner cavity of the second annular groove are respectively machined with an inner fillet, so that the sealing effect of the annular sealing strip is improved.
In a preferred embodiment, the front surface of the second ring sleeve and the front surface of the valve sleeve main body are both processed into planes, so that a worker can conveniently distinguish the position of the valve sleeve main body.
The utility model discloses a technological effect and advantage:
1. the utility model discloses an earlier with the valve body, on the valve barrel main part was all installed to connecting pipe and installation pipe, two ring packing strip respectively with the connecting pipe, installation pipe inner wall contact, improve the connecting pipe greatly, the leakproofness between installation pipe and the valve barrel main part, effectively avoid hydraulic oil to leak, then will go out oil pipe, advance oil pipe and be connected with external oil pipeline, hydraulic oil advances oil pipe through four, the valve body, flow to inside the valve barrel main part with four round holes, then use controller control cylinder actuating piston rod to remove inside the second cavity, adjust the distance between piston rod and four round holes, the hydraulic pressure oil mass of convenient whole hydraulic system is controlled.
2. Through having seted up the annular caulking groove on second cavity inner wall surface, can place lubricating oil in the second cavity inside, utilize lubricating oil to reduce the frictional force between piston rod and the second cavity, thereby resistance when reducing the piston rod motion, there is interior chamfer through the inboard processing in the both ends of second cavity, the second cavity is close to the interior chamfer of first cavity department and is used for sealing up, can effectively prevent that the inside lubricating oil of second cavity from leaking outward, process into the integral type with first ring cover and second ring cover and valve barrel main part, improve the intensity and the stability in use of first ring cover and second ring cover greatly.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a structural diagram of the valve sleeve main body, the connecting pipe and the mounting pipe of the present invention;
fig. 3 is a schematic view of the valve sleeve main body of the present invention;
fig. 4 is a sectional view of the valve sleeve body of the present invention;
fig. 5 is a cross-sectional view of the circular hole of the present invention.
The reference signs are: 1. a valve housing main body; 2. a valve body; 3. a connecting pipe; 4. a first annular groove; 5. a second annular groove; 6. an annular sealing strip; 7. a circular hole; 8. an oil inlet pipe; 9. a first cavity; 10. a second cavity; 11. an annular caulking groove; 12. an oil outlet pipe; 13. a cylinder; 14. a piston rod; 15. installing a pipe; 16. a controller; 17. a first loop; 18. and a second loop.
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 the attached drawings 1 to 5 of the specification, the valve sleeve assembly for flow control of the hydraulic system of the embodiment includes a valve sleeve main body 1, a valve body 2, a connecting pipe 3 and a driving component, the valve sleeve main body 1 is arranged inside the valve body 2, the connecting pipe 3 is arranged on one side of the valve sleeve main body 1, the driving component is arranged on the other side of the valve sleeve main body 1, the driving component includes an air cylinder 13 and a piston rod 14, one end of the air cylinder 13 close to the valve sleeve main body 1 is fixedly provided with a mounting pipe 15, the piston rod 14 is arranged inside the mounting pipe 15, one end of the piston rod 14 is arranged inside the second cavity 10, the other end of the piston rod 14 is fixedly connected with the air cylinder 13, the air cylinder 13 is used for driving the piston rod 14 to move, the automatic control of the position of the piston rod 14 is realized, manual operation is not required, the use is very convenient, the top end of the air cylinder 13 is fixedly provided with a controller 16, the controller 16 is connected with the air cylinder 13 and is used for controlling, so that a worker can conveniently control the device;
the valve sleeve comprises a valve sleeve body 1, a valve sleeve body 2, a first annular groove 4, a second annular groove 5, annular sealing strips 6, four round holes 7, four oil inlet pipes 8, a first cavity 9, a second cavity 10, an annular caulking groove 11, a plurality of round holes 7, an oil outlet pipe 12, threads, a connecting pipe 3 and an installation pipe 15, wherein the outer wall surface of one side of the valve sleeve body 1 is provided with the first annular groove 4, the outer wall surface of the other side of the valve sleeve body 1 is provided with the second annular groove 7, the outer wall surface of the valve sleeve body 2 is provided with the second annular groove 8, one end of each oil inlet pipe 8 is communicated with the corresponding round hole 7, the outer wall surface of one side of the valve sleeve body 1 is provided with the first cavity 9, the outer wall surface of the other side of the valve sleeve body 1 is provided with the second cavity 10, the inner wall surface of the second cavity 10 is provided with the annular caulking groove 11, the annular caulking groove 11 is communicated with the round holes 7, the end of the connecting pipe 3, the end, which is far away from the valve sleeve body 1, the outer wall surfaces of the two sides, the inner wall surface of the connecting pipe 3 and the installation pipe 15 are all provided with the threads, connecting pipe 3, installation pipe 15 all with 1 threaded connection of valve barrel main part, two annular sealing strip 6 outer walls contact with 3 inner walls of connecting pipe, installation pipe 15 inner walls respectively, conveniently link together connecting pipe 3 and installation pipe 15 and valve barrel main part 1 and use.
The implementation scenario is specifically as follows: when the hydraulic valve is used, a worker firstly installs the valve body 2, the connecting pipe 3 and the installation pipe 15 on the valve sleeve main body 1, then connects the oil outlet pipe 12 with an external oil pipeline, connects the oil inlet pipes 8 on the valve body 2 with an external oil pipeline, and after connecting the oil outlet pipe 12 and the oil inlet pipes 8, hydraulic oil flows into the valve body 2 from the four oil inlet pipes 8 and then flows into the valve sleeve main body 1 through the four round holes 7, the worker controls the operation of the air cylinder 13 by using the controller 16, the air cylinder 13 drives the piston rod 14 to move in the second cavity 10, and the distance between the piston rod 14 and the four round holes 7 is adjusted, so that the hydraulic oil amount flowing out from the first cavity 9 is adjusted, the hydraulic oil of the whole hydraulic system is conveniently controlled, the annular sealing strips 6 are installed inside the first annular groove 4 and the second annular groove 5, and the two annular sealing strips 6 are respectively connected with the connecting pipe 3, The contact of the inner wall of the installation pipe 15 greatly improves the sealing effect among the connection pipe 3, the installation pipe 15 and the valve sleeve main body 1, and effectively avoids hydraulic oil leakage.
Referring to the accompanying fig. 3-5 of the specification, in the valve sleeve assembly for controlling the flow rate of the hydraulic system of this embodiment, a first ring sleeve 17 is disposed on one side of the first annular groove 4, a second ring sleeve 18 is disposed between the circular hole 7 and the second annular groove 5, the second ring sleeve 18 and the first ring sleeve 17 are both of an integral structure with the valve sleeve main body 1, so as to improve the use strength of the first ring sleeve 17 and the second ring sleeve 18, inner wall surfaces of one end of the first cavity 9, which is far from the second cavity 10, and inner wall surfaces of both ends of the second cavity 10 are both processed with inner chamfers, outer chamfer surfaces are both processed on outer side wall surfaces of both ends of the valve sleeve main body 1, and surfaces of the outer wall of the valve sleeve main body 1, which are near the plurality of circular holes 7, inner chamfer angles on the left side of the second cavity 10 can improve the sealing performance between the piston rod 14 and the second cavity 10, inner chamfer angles are both side surfaces of the inner cavity of the first annular groove 4 and the second annular groove 5, the sealing effect of the annular sealing strip 6 is improved, the front end surface of the second ring sleeve 18 and the front end surface of the valve sleeve main body 1 are both processed into planes, and workers can distinguish the position of the valve sleeve main body 1 conveniently.
The implementation scene is specifically as follows: the annular caulking groove 11 has been seted up on second cavity 10 inner wall surface, lubricating oil can be placed in second cavity 10 is inside, utilize lubricating oil to reduce the frictional force between piston rod 14 and the second cavity 10, thereby reduce the resistance when piston rod 14 moves, there is interior chamfer through the inboard processing in both ends of second cavity 10, the interior chamfer that second cavity 10 is close to first cavity 9 department is used for sealing, can effectively prevent that the inside lubricating oil of second cavity 10 from leaking outward, process into the integral type with first ring cover 17 and second ring cover 18 and valve barrel main part 1, improve the intensity and the stability in use of first ring cover 17 and second ring cover 18 greatly.
And finally: the foregoing is illustrative of the preferred embodiments of the present invention, and is not to be construed as limiting the invention, and any modifications, equivalent alterations, improvements and the like made within the spirit and principle of the invention are intended to be included within the scope of the invention.
Claims (8)
1. The utility model provides a hydraulic system flow control is with valve barrel assembly, includes valve barrel main part (1), valve body (2), connecting pipe (3) and drive assembly, establish inside valve body (2) valve barrel main part (1), establish in valve barrel main part (1) one side connecting pipe (3), drive assembly establishes at valve barrel main part (1) opposite side, its characterized in that: the valve sleeve is characterized in that a first annular groove (4) is formed in the surface of the outer wall of one side of the valve sleeve main body (1), a second annular groove (5) is formed in the surface of the outer wall of the other side of the valve sleeve main body (1), annular sealing strips (6) are arranged inside the second annular groove (5) and the first annular groove (4), four round holes (7) are formed in the surface of the outer wall of the valve sleeve main body (1), four oil inlet pipes (8) penetrate through the outer wall of the valve body (2), one ends of the four oil inlet pipes (8) are respectively communicated with the four round holes (7), a first cavity (9) is formed in the surface of the outer wall of one side of the valve sleeve main body (1), a second cavity (10) is formed in the surface of the outer wall of the other side of the valve sleeve main body (1), an annular caulking groove (11) is formed in the surface of the inner wall of the second cavity (10), and the annular caulking groove (11) is communicated with the round holes (7), one end of the connecting pipe (3) far away from the valve sleeve main body (1) is provided with an oil outlet pipe (12) in a penetrating way.
2. The valve sleeve assembly for controlling the flow of a hydraulic system as recited in claim 1, further comprising: the drive assembly comprises a cylinder (13) and a piston rod (14), wherein the cylinder (13) is close to one end of the valve sleeve main body (1) and fixedly provided with an installation pipe (15), the piston rod (14) is arranged inside the installation pipe (15), one end of the piston rod (14) is arranged inside the second cavity (10), and the other end of the piston rod (14) is fixedly connected with the cylinder (13).
3. The valve sleeve assembly for controlling the flow of a hydraulic system as recited in claim 2, further comprising: valve barrel main part (1) both sides outer wall surface, connecting pipe (3) inner wall surface and installation pipe (15) inner wall surface all process the screw thread, connecting pipe (3), installation pipe (15) all with valve barrel main part (1) threaded connection, two annular sealing strip (6) outer walls contact with connecting pipe (3) inner wall, installation pipe (15) inner wall respectively.
4. The valve sleeve assembly for flow control of a hydraulic system as set forth in claim 2, wherein: the top end of the air cylinder (13) is fixedly provided with a controller (16), and the controller (16) is connected with the air cylinder (13).
5. The valve sleeve assembly for controlling the flow of a hydraulic system as recited in claim 1, further comprising: first ring cover (17) are equipped with on one side of first annular groove (4), be equipped with second ring cover (18) between round hole (7) and second annular groove (5), second ring cover (18) and first ring cover (17) all with valve barrel main part (1) formula structure as an organic whole.
6. The valve sleeve assembly for controlling the flow of a hydraulic system as recited in claim 1, further comprising: the inner chamfer is machined on the inner wall surface of one end of the first cavity (9), which is far away from the second cavity (10), and on the inner wall surfaces of two ends of the second cavity (10), and the outer chamfer is machined on the outer side wall surfaces of two ends of the valve sleeve main body (1) and on the surface, which is close to the round holes (7), of the outer wall of the valve sleeve main body (1).
7. The valve sleeve assembly for controlling the flow of a hydraulic system as recited in claim 1, further comprising: and inner fillets are machined on the surfaces of two sides of the inner cavity of the first annular groove (4) and the surfaces of two sides of the inner cavity of the second annular groove (5).
8. The valve sleeve assembly for controlling the flow of a hydraulic system as recited in claim 5, further comprising: the front end surface of the second ring sleeve (18) and the front end surface of the valve sleeve main body (1) are both processed into planes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221221702.9U CN217519279U (en) | 2022-05-20 | 2022-05-20 | Valve bush assembly for flow control of hydraulic system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221221702.9U CN217519279U (en) | 2022-05-20 | 2022-05-20 | Valve bush assembly for flow control of hydraulic system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217519279U true CN217519279U (en) | 2022-09-30 |
Family
ID=83390800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221221702.9U Active CN217519279U (en) | 2022-05-20 | 2022-05-20 | Valve bush assembly for flow control of hydraulic system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217519279U (en) |
-
2022
- 2022-05-20 CN CN202221221702.9U patent/CN217519279U/en active Active
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