CN210461827U - Energy-saving high-capacity direct-acting type precise pressure-regulating filter valve - Google Patents
Energy-saving high-capacity direct-acting type precise pressure-regulating filter valve Download PDFInfo
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- CN210461827U CN210461827U CN201921472104.7U CN201921472104U CN210461827U CN 210461827 U CN210461827 U CN 210461827U CN 201921472104 U CN201921472104 U CN 201921472104U CN 210461827 U CN210461827 U CN 210461827U
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Abstract
The utility model discloses an energy-saving high-capacity direct-acting type precise pressure regulating filter valve, which comprises an upper valve body; the lower valve body is connected to the bottom wall of the upper valve body and is in threaded connection with the inside of the upper valve body; the valve rod is connected to the bottom wall of the diaphragm; the oil inlet is arranged on the lower valve body; the inner wall of the oil inlet (6) is also connected with a baffle (603), the inner wall of the lower valve body (2) is provided with an air storage hole (202), and the baffle (603) is matched with the air storage hole (202); the filter element is connected inside the lower valve body, the bottom wall of the lower valve body is connected with a lower cover, the top wall of the lower cover is provided with a clamping table, the clamping table is matched with the filter element, the top wall of the clamping table is connected with a connecting rod, the outer wall of the connecting rod is connected with a connecting sleeve, and the outer wall of the connecting sleeve is connected with a turbine blade; the utility model discloses can effectual reduction air-vent valve produce vibration and noise at the during operation easily to be convenient for dismantle the installation with the governing valve, thereby be convenient for clear up pressure-vent valve inside, and then guarantee the normal work and the life of air-vent valve.
Description
Technical Field
The utility model relates to an energy-saving large capacity direct-acting type precision pressure regulating filter valve belongs to pressure regulating filter valve technical field.
Background
The pressure regulating valve is also called as pressure reducing valve, and is a valve which can automatically keep the outlet pressure stable by regulating the inlet pressure to a certain required outlet pressure and depending on the energy of the medium, and from the viewpoint of hydromechanics, the pressure reducing valve is a throttling element with changeable local resistance, namely, the flow rate and the kinetic energy of fluid are changed by changing the throttling area, so as to cause different pressure losses, thereby achieving the purpose of pressure reduction, and then the fluctuation of the pressure behind the valve is balanced with the spring force by depending on control and regulation, so that the pressure behind the valve is kept constant within a certain error range.
The working principle of the direct-acting pressure regulating valve is that a pressure regulating plunger compresses a pressure regulating spring, so that a valve core is pushed to move, an outlet of a pressure reducing valve is opened greatly or reduced, and under the premise of neglecting other resistance, the outlet pressure acting on the valve core is balanced with the spring force, so that the outlet pressure of a hydraulic valve is controlled to be kept constant.
Because the accurate pressure regulating strainer valve of direct action type has good pressure regulating function, therefore use comparatively extensively, but at the in-process that the direct action type governing valve used, the inside impurity that gathers of valve often can appear, lead to the valve to take place the condition of jam, and the air-vent valve among the prior art adopts the integral type structure mostly, be difficult to clear up and renew cartridge to the valve body inside, and the direct action type air-vent valve is because uneven problem of pressure and the existence of elastic component at the during operation, consequently can produce the vibration, and the valve pocket has played the effect of a resonant cavity again down, consequently produce resonance easily and the noise emission, consequently the direct action type air-vent valve among the prior art still has some weak points.
Disclosure of Invention
In order to solve the problem, the utility model provides an energy-saving large capacity direct-acting type precision pressure regulating filter valve.
The utility model relates to an energy-saving high-capacity direct-acting type precise pressure regulating filter valve, which comprises an upper valve body;
the lower valve body is connected to the bottom wall of the upper valve body, and the lower valve body is connected with the upper valve body through a first bolt;
the screw is connected inside the upper valve body in a threaded manner;
the elastic piece is connected to the bottom wall of the screw rod through a connecting plate;
the diaphragm is connected between the upper valve body and the lower valve body and is abutted against one end, far away from the connecting plate, of the elastic piece;
the valve rod is connected to the bottom wall of the diaphragm;
the valve core is connected to one end of the valve rod, which is far away from the diaphragm;
the oil inlet is arranged on the lower valve body, the inner wall of the oil inlet is also connected with a baffle, an air storage hole is drilled in the inner wall of the lower valve body, and the baffle is matched with the air storage hole;
the oil outlet is arranged on the lower valve body;
the filter core is connected inside the lower valve body, just be connected with the lower cover on the lower valve body diapire, be provided with the card platform on the lower cover roof, card platform and filter core phase-match, be connected with the connecting rod on the card platform roof, be connected with the adapter sleeve on the connecting rod outer wall, be connected with turbine blade on the adapter sleeve outer wall.
Furthermore, a boss is connected to the inner wall of the oil inlet, a clamping groove is formed in the inner wall of the boss, and the clamping groove is matched with the filter element.
Furthermore, all be connected with assorted screw hole on lower cover and the lower valve body outer wall, screw hole inside threaded connection has the second bolt, just be connected with the sealed rubber ring of second between lower cover and the lower valve body.
Furthermore, a first sealing rubber ring is connected between the upper valve body and the lower valve body.
Compared with the prior art, the energy-saving large-capacity direct-acting type precise pressure regulating filter valve of the utility model drives the pressure regulating plunger to compress the elastic element by rotating the knob when in use, thereby driving the valve core to move and further regulating the opening of the valve seat, then the oil liquid enters the oil outlet through the oil inlet and the opening on the valve seat, and the feedback conduit is arranged, thereby the oil liquid at the oil outlet acts on the membrane through the feedback conduit, thereby driving the valve rod to finely regulate up and down under the action of the membrane, thereby driving the valve core to finely regulate up and down, further achieving the purpose of controlling the pressure of the oil outlet to maintain stable, when the oil liquid enters the lower valve body from the oil inlet, the oil liquid flows to the oil outlet through the filter element, when the oil liquid flows into the filter element, the oil liquid acts on the turbine blades arranged inside the filter element, and, and then increased a vibrating element in other words, thereby disturb original resonant frequency, and then reduce the condition of taking place resonance, and then the emergence of noise reduction, when the air is inhaled fluid by the mistake, behind its entering oil inlet, under the effect of the baffle that sets up, thereby then can make the air that the mistake was inhaled in fluid enter into the downthehole portion of gas storage, and simultaneously, the air that enters into the downthehole portion of gas storage then can be compressed under the effect of pressure, because the air of compression has the effect of inhaling the vibrations, thereby can further reduce resonant emergence, and effectual noise reduction.
When oil enters the lower valve body through the oil inlet, the filter element is arranged, so that the input oil can be filtered, the cleanness of the oil entering the valve core is ensured, impurities contained in the oil are prevented from entering the lower valve body to influence the normal use of the pressure regulating valve, meanwhile, the lower cover is arranged, so that the filter element is convenient to disassemble and is convenient to clean, and the filtering effect of the filter element is ensured, the clamping platform and the clamping groove which are matched with the filter element are respectively arranged on the top wall of the lower cover and the inner wall of the oil inlet, so that the filter element is convenient to install, the upper valve body and the lower valve body are arranged and are connected through a first bolt, so that the upper valve body and the lower valve body are convenient to disassemble and install, the inside of the upper valve body and the lower valve body are convenient to clean, the normal use of the regulating valve is ensured, the service life of the regulating valve is prolonged, through the arrangement of the first, thereby the leakproofness has effectually been guaranteed, the condition of avoiding taking place to leak water.
Drawings
FIG. 1 is a schematic structural view of an energy-saving large-capacity direct-acting type precise pressure-regulating filter valve provided by the present invention;
FIG. 2 is an enlarged view of the portion A in FIG. 1 of an energy-saving high-capacity direct-acting type precise pressure-regulating filter valve provided by the present invention;
fig. 3 is an enlarged view of part B in fig. 1 of an energy-saving large-capacity direct-acting type precise pressure-regulating filter valve provided by the utility model.
In the figure: 1. an upper valve body; 101. a first bolt; 102. a screw; 103. an elastic member; 104. a first sealing rubber ring; 2. a lower valve body; 201. a valve core; 202. an air storage hole; 3. a membrane; 4. a valve stem; 5. a filter element; 501. a lower cover; 502. clamping a platform; 503. a connecting rod; 504. connecting sleeves; 505. a turbine blade; 506. a second sealing rubber ring; 507. a second bolt; 6. an oil inlet; 601. a boss; 602. a card slot; 603. a baffle plate; 7. and an oil outlet.
Detailed Description
The energy-saving high-capacity direct-acting type precise pressure-regulating filter valve shown in figures 1 to 3 comprises an upper valve body 1;
the lower valve body 2 is connected to the bottom wall of the upper valve body 1, and the lower valve body 2 is connected with the upper valve body 1 through a first bolt 101;
a screw 102 which is connected with the inside of the upper valve body 1 in a threaded manner;
the elastic piece 103 is connected to the bottom wall of the screw 102 through a connecting plate;
the diaphragm 3 is connected between the upper valve body 1 and the lower valve body 2, and the diaphragm 3 is abutted against one end, far away from the connecting plate, of the elastic piece 103;
the valve rod 4 is connected to the bottom wall of the diaphragm 3;
the valve core 201 is connected to one end of the valve rod 4 far away from the diaphragm 3;
the oil inlet 6 is arranged on the lower valve body 2, the inner wall of the oil inlet 6 is also connected with a baffle 603, the inner wall of the lower valve body 2 is provided with an air storage hole 202, and the baffle 603 is matched with the air storage hole 202;
the oil outlet 7 is arranged on the lower valve body 2;
the filter core 5 is connected inside the lower valve body 2, and is connected with the lower cover 501 on the 2 diapire of lower valve body, is provided with card platform 502 on the 501 roof of lower cover, and card platform 502 and filter core 5 phase-match are connected with connecting rod 503 on the card platform 502 roof, are connected with adapter sleeve 504 on the connecting rod 503 outer wall, are connected with turbine blade 505 on the adapter sleeve 504 outer wall.
The inner wall of the oil inlet 6 is connected with a boss 601, the inner wall of the boss 601 is provided with a clamping groove 602, and the clamping groove 602 is matched with the filter element 5.
All be connected with assorted screw hole on lower cover 501 and the lower valve body 2 outer wall, screw hole internal thread is connected with second bolt 507, and is connected with second rubber seal 506 between lower cover 501 and the lower valve body 2.
A first sealing rubber ring 104 is connected between the upper valve body 1 and the lower valve body 2.
Compared with the prior art, the energy-saving large-capacity direct-acting type precise pressure regulating filter valve of the utility model drives the pressure regulating plunger to compress the elastic part 103 by rotating the knob when in use, thereby driving the valve core 201 to move, further adjusting the opening of the valve seat, then the oil liquid enters the oil outlet 7 through the oil inlet 6 and the opening on the valve seat, through being provided with the feedback conduit, thereby the oil liquid at the oil outlet 7 acts on the diaphragm 3 through the feedback conduit, thereby driving the valve rod 4 to finely adjust up and down under the action of the diaphragm 3, thereby driving the valve core 201 to finely adjust up and down, further achieving the purpose of controlling the pressure of the oil outlet 7 to maintain stably, when the oil liquid enters the lower valve body 2 from the oil inlet 6, the oil liquid flows to the oil outlet 7 through the filter element 5, when the oil liquid flows into the filter element 5, the oil liquid acts on the turbine blade 505, thereby produce certain vibration, and then increased a vibrating element in other words, thereby disturb original resonant frequency, and then reduce the resonance's of emergence, and then the emergence of noise reduction, when the air is inhaled by the mistake in the fluid, behind its entering oil inlet 6, under the effect of the baffle 603 that sets up, thereby then can make the mistake inhale the air in the fluid and enter into inside the gas storage hole 202, and simultaneously, the inside air that enters into the gas storage hole 202 then can be compressed under the effect of pressure, because the compressed air has the effect of inhaling the vibrations, thereby can further reduce resonance's emergence, and effectual noise reduction.
After the oil enters the lower valve body 2 through the oil inlet 6, the filter element 5 is arranged, so that the input oil can be filtered, the cleanness of the oil entering the valve core 201 is ensured, impurities contained in the oil are prevented from entering the lower valve body 2 to influence the normal use of the pressure regulating valve, meanwhile, the lower cover 501 is arranged, so that the filter element 5 is convenient to disassemble and is convenient to clean, and the filtering effect of the filter element is ensured, the clamping table 502 and the clamping groove 602 which are matched with the filter element 5 are respectively arranged on the top wall of the lower cover 501 and the inner wall of the oil inlet 6, so that the filter element 5 is convenient to install, the upper valve body 1 and the lower valve body 2 are arranged and are connected through the first bolt 101, so that the upper valve body 1 and the lower valve body 2 are convenient to disassemble and install, the interior of the upper valve body 1 and the lower valve body 2 is convenient to clean, and the normal, and improve its life, through the setting of first rubber seal 104 and second rubber seal 506 to the leakproofness has effectually been guaranteed, the condition of avoiding taking place to leak water.
The above-mentioned embodiment is only the preferred embodiment of the present invention, so all the equivalent changes or modifications made by the structure, features and principles of the present invention are included in the claims of the present invention.
Claims (4)
1. The utility model provides an energy-saving large capacity direct action type accurate pressure regulating strainer valve which characterized in that: comprises an upper valve body (1);
the lower valve body (2) is connected to the bottom wall of the upper valve body (1), and the lower valve body (2) is connected with the upper valve body (1) through a first bolt (101);
the screw rod (102) is connected with the inner part of the upper valve body (1) in a threaded manner;
the elastic piece (103) is connected to the bottom wall of the screw rod (102) through a connecting plate;
the diaphragm (3) is connected between the upper valve body (1) and the lower valve body (2), and the diaphragm (3) is abutted to one end, far away from the connecting plate, of the elastic piece (103);
the valve rod (4) is connected to the bottom wall of the diaphragm (3);
the valve core (201) is connected to one end, far away from the diaphragm (3), of the valve rod (4);
the oil inlet (6) is arranged on the lower valve body (2), the inner wall of the oil inlet (6) is also connected with a baffle (603), the inner wall of the lower valve body (2) is provided with an air storage hole (202), and the baffle (603) is matched with the air storage hole (202);
the oil outlet (7) is arranged on the lower valve body (2);
the filter core (5) is connected inside lower valve body (2), just be connected with lower cover (501) on lower valve body (2) diapire, be provided with card platform (502) on lower cover (501) roof, card platform (502) and filter core (5) phase-match, be connected with connecting rod (503) on card platform (502) roof, be connected with adapter sleeve (504) on connecting rod (503) outer wall, be connected with turbine blade (505) on adapter sleeve (504) outer wall.
2. The energy-saving high-capacity direct-acting type precise pressure-regulating filter valve according to claim 1, wherein a boss (601) is connected to the inner wall of the oil inlet (6), a clamping groove (602) is formed in the inner wall of the boss (601), and the clamping groove (602) is matched with the filter element (5).
3. The energy-saving high-capacity direct-acting type precise pressure-regulating filter valve according to claim 1, wherein the outer walls of the lower cover (501) and the lower valve body (2) are both connected with matched threaded holes, the inner parts of the threaded holes are in threaded connection with second bolts (507), and a second sealing rubber ring (506) is connected between the lower cover (501) and the lower valve body (2).
4. The energy-saving high-capacity direct-acting type precise pressure-regulating filter valve according to claim 1, wherein a first sealing rubber ring (104) is connected between the upper valve body (1) and the lower valve body (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921472104.7U CN210461827U (en) | 2019-09-05 | 2019-09-05 | Energy-saving high-capacity direct-acting type precise pressure-regulating filter valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921472104.7U CN210461827U (en) | 2019-09-05 | 2019-09-05 | Energy-saving high-capacity direct-acting type precise pressure-regulating filter valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210461827U true CN210461827U (en) | 2020-05-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921472104.7U Active CN210461827U (en) | 2019-09-05 | 2019-09-05 | Energy-saving high-capacity direct-acting type precise pressure-regulating filter valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210461827U (en) |
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2019
- 2019-09-05 CN CN201921472104.7U patent/CN210461827U/en active Active
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