CN214404151U - Manual rotary pulse valve - Google Patents
Manual rotary pulse valve Download PDFInfo
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- CN214404151U CN214404151U CN202022744354.0U CN202022744354U CN214404151U CN 214404151 U CN214404151 U CN 214404151U CN 202022744354 U CN202022744354 U CN 202022744354U CN 214404151 U CN214404151 U CN 214404151U
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Abstract
The utility model relates to a manual rotatory pulse valve, it belongs to hydraulic pressure switching-over valve technical field. The utility model aims at solving the technical problem that the existing common reversing valve has less reversing positions. The utility model adopts the technical proposal that: the utility model provides a manual rotatory pulse valve, includes valve body, case, for the axle retaining ring and handle, wherein: the valve core is arranged in a main valve hole arranged in the middle of the valve body, the retaining rings for the shaft are arranged in retaining ring grooves arranged at two ends of the valve core, and the handle is arranged at one end of the valve core. The utility model discloses be equipped with mutually perpendicular's oil through hole on the case, be equipped with four oil passages and oil-out on the valve body, utilize the rotation of single case, realize four working oil circuit pulse fuel feeding and realize the transform and the break-make of liquid flow direction, have reasonable in design, compact structure and the many advantage of switching-over station.
Description
Technical Field
The utility model relates to a manual rotatory pulse valve, it belongs to hydraulic pressure switching-over valve technical field.
Background
In present hydraulic pressure market, ordinary switching-over valve only has 2 or 3 transposition positions, can not realize 4 transposition positions, can not realize the break-make of 4 hydraulic fluid ports oil output in turn more, and special pulse generator then mainly is driven by the motor, and pulse output frequency is too high, and the oil output of single hydraulic fluid port is few and the structure is complicated, and is expensive, and the installation is inconvenient. A small bent dark cavity is formed in a hydraulic valve body casting, casting sand and scrap iron are easy to clamp, high-pressure oil is required to be introduced into each flow passage for washing, and a hydraulic reversing valve capable of realizing 4 reversing positions is required.
Disclosure of Invention
The utility model aims at solving the technical problem that the existing common reversing valve has less reversing positions, and providing a manual rotary pulse valve capable of realizing 4 reversing positions.
In order to solve the technical problem, the utility model discloses a technical scheme is:
the utility model provides a manual rotatory pulse valve, includes valve body, case, for the axle retaining ring and handle, wherein: the valve core is arranged in a main valve hole arranged in the middle of the valve body, the retaining rings for the shaft are arranged in retaining ring grooves arranged at two ends of the valve core, and the handle is arranged at one end of the valve core.
Furthermore, the middle part of the valve body is provided with a main valve hole, and the top surface of the valve body is provided with an oil inlet PIntoThe bottom surface of the valve body is provided with four working oil ports which are P, A, B, T ports respectively, the upper part of the valve body is provided with an n-shaped oil channel, and the lower part of the valve body is provided with four oil outlet channels which are communicated with the P, A, B, T ports respectively.
Furthermore, the valve core is a cylinder, and the left end and the right end of the valve core are provided with retainer grooves to limit the valve core from moving under the action of hydraulic force; the valve core is provided with an annular oil inlet oil passing groove and an annular oil outlet oil passing groove, and the two annular oil passing grooves are respectively connected with an oil inlet P arranged on the valve bodyIntoThe oil outlet hole is communicated with the P port oil outlet channel, the T port oil outlet channel, the A port oil outlet channel and the B port oil outlet channel respectively.
The utility model has the advantages that:
the utility model discloses be equipped with mutually perpendicular's oil through hole on the case, be equipped with four oil passages and oil-out on the valve body, utilize the rotation of single case, realize four working oil circuit pulse fuel feeding and realize the transform and the break-make of liquid flow direction, solved the few technical problem in the switching-over position that current ordinary switching-over valve exists. Compared with the prior art, the utility model has the advantages of reasonable in design, compact structure and the switching-over station is many.
Drawings
Fig. 1 is a schematic structural diagram of the present invention, namely, a schematic oil outlet diagram of a P port;
FIG. 2 is a sectional view B-B in FIG. 1;
FIG. 3 is a schematic view of the oil outlet of the T-port of the present invention;
FIG. 4 is a schematic view of the oil outlet at the A port of the present invention;
FIG. 5 is a schematic view of the oil outlet at the port B of the present invention;
fig. 6 is a bottom view of the present invention;
in the figure: 1-a valve body, 2-a valve core, 3-a shaft retainer ring, 4-a handle, 5-an annular oil inlet and oil passing groove, 6-an oil inlet hole, 7-a first oil channel, 8-an outlet hole, 9-an n-type oil channel, 10-an annular oil outlet and oil passing groove, 11-P outlet channel, 12-T outlet channel, 13-A outlet channel, 14-B outlet channel, 15-a valve core anti-seize balance port and 16-a plug.
Detailed Description
The invention is further described with reference to the following figures and examples.
As shown in fig. 1 to 3, the manual rotary pulse valve in the present embodiment includes a valve body 1, a valve core 2, a shaft retainer 3, and a handle 4, wherein: the valve core 2 is arranged in a main valve hole arranged in the middle of the valve body 1, the shaft retainer rings 3 are arranged in retainer ring grooves arranged at two ends of the valve core 2, and the handle 4 is arranged at one end of the valve core 2.
Further, the middle part of the valve body 1 is provided with a main valve hole, and the top surface of the valve body 1 is provided with an oil inlet PIntoThe bottom surface of the valve body 1 is provided with four working oil ports which are P, A, B, T ports respectively, the upper part of the valve body 1 is provided with an n-shaped oil channel 9, the lower part of the valve body 1 is provided with four oil outlet channels, namely a P port oil outlet channel 11, a T port oil outlet channel 12, an A port oil outlet channel 13 and a B port oil outlet channel 14, the P port oil outlet channel 11, the T port oil outlet channel 12 and the A port oil outlet channel 1The 3 and B outlet oil passages 14 are respectively communicated with the P, T, A, B ports.
Furthermore, the valve core 2 is a cylinder, and the left end and the right end of the valve core 2 are provided with a retainer groove to limit the valve core 2 from moving under the action of hydraulic force; the valve core 2 is provided with an annular oil inlet oil passing groove 5 and an annular oil outlet oil passing groove 10, and the two annular oil passing grooves are respectively connected with an oil inlet P arranged on the valve body 1IntoThe oil outlet valve is characterized in that the oil outlet valve corresponds to the P port oil outlet channel 11, a first oil channel 7 is arranged at the center of the valve core 2, 4 oil inlets 6 are uniformly formed in the annular oil inlet oil passing oil groove 5, the oil inlets 6 are communicated with the first oil channel 7, the valve core 2 is provided with oil outlets 8, the oil outlets 8 are located between the annular oil inlet oil passing oil groove 5 and the annular oil outlet oil passing oil groove 10, and the valve core 2 and the oil outlets 8 are respectively communicated with the P port oil outlet channel 11, the T port oil outlet channel 12, the A port oil outlet channel 13 and the B port oil outlet channel 14 in a rotating mode.
The utility model discloses a working process is:
1. when the handle is upward, the oil outlet 8 arranged on the valve core 2 is upward, and at the moment, P arranged on the valve core 2IntoThe oil port is communicated with the oil outlet channel 11 of the P port through an oil inlet hole 6, a first oil duct 7, an oil outlet hole 8, an n-type oil duct 9 and an annular oil outlet oil passing groove 10, and oil is discharged from the P port;
2. when the handle is towards the left, the oil outlet 8 arranged on the valve core 2 is towards the left, and at the moment, the P arranged on the valve core 2IntoThe oil port is communicated with an oil outlet channel 13 of the port A through an oil inlet hole 6, a first oil duct 7 and an oil outlet hole 8, and oil is discharged from the port A;
3. when the handle is towards the right, the oil outlet 8 arranged on the valve core 2 is towards the right, and at the moment, the P arranged on the valve core 2IntoThe oil port is communicated with an oil outlet channel 14 of the port B through an oil inlet hole 6, a first oil duct 7 and an oil outlet hole 8, and oil is discharged from the port B;
4. when the handle is downward, the oil outlet 8 arranged on the valve core 2 is downward, and at the moment, P arranged on the valve core 2IntoThe oil port is communicated with the T port oil outlet channel 13 through the oil inlet hole 6, the first oil duct 7 and the oil outlet hole 8, and oil is discharged from the T port.
Claims (2)
1. A manual rotary pulse valve comprises a valve body (1), a valve core (2), a retainer ring (3) for a shaft and a handle (4)The method is characterized in that: the valve core (2) is arranged in a main valve hole arranged in the middle of the valve body (1), the shaft retainer ring (3) is arranged in retainer ring grooves arranged at two ends of the valve core (2), and the handle (4) is arranged at one end of the valve core (2); the middle part of the valve body (1) is provided with a main valve hole, and the top surface of the valve body (1) is provided with an oil inlet PIntoThe oil-saving valve is characterized in that four working oil ports are arranged on the bottom surface of the valve body (1) and are P, A, B, T ports respectively, an n-shaped oil duct (9) is arranged on the upper portion of the valve body (1), and four oil outlet channels are arranged on the lower portion of the valve body (1) and are communicated with the P, A, B, T ports respectively.
2. A manual rotary pulse valve as defined in claim 1, wherein: the valve core (2) is a cylinder, and the left end and the right end of the valve core (2) are provided with retainer grooves to limit the valve core (2) from moving under the action of hydraulic force; be equipped with annular oil feed on case (2) and cross oil groove (5) and annular oil outlet and cross oil groove (10) and two annular oil grooves and cross oil inlet P who sets up respectively on valve body (1) and advance with P mouthful oil outlet way (11) corresponding, case (2) center is equipped with first oil duct (7), annular oil feed crosses evenly to be equipped with 4 inlet port (6) and first oil duct (7) intercommunication on oil groove (5), case (2) are equipped with oil outlet (8) and are located annular oil feed and cross between oil groove (5) and the annular oil outlet crosses oil groove (10), rotate case (2), oil outlet (8) respectively with P mouthful oil outlet way (11), T mouthful oil outlet way (12),
The oil outlet channel (13) at the A port is communicated with the oil outlet channel (14) at the B port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022744354.0U CN214404151U (en) | 2020-11-24 | 2020-11-24 | Manual rotary pulse valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022744354.0U CN214404151U (en) | 2020-11-24 | 2020-11-24 | Manual rotary pulse valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214404151U true CN214404151U (en) | 2021-10-15 |
Family
ID=78035109
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022744354.0U Active CN214404151U (en) | 2020-11-24 | 2020-11-24 | Manual rotary pulse valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214404151U (en) |
-
2020
- 2020-11-24 CN CN202022744354.0U patent/CN214404151U/en active Active
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