CN112727835A - Hydraulic self-filtering overflow valve - Google Patents
Hydraulic self-filtering overflow valve Download PDFInfo
- Publication number
- CN112727835A CN112727835A CN202110052225.1A CN202110052225A CN112727835A CN 112727835 A CN112727835 A CN 112727835A CN 202110052225 A CN202110052225 A CN 202110052225A CN 112727835 A CN112727835 A CN 112727835A
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- China
- Prior art keywords
- fixedly connected
- magnetic filter
- overflow valve
- oil inlet
- inner cavity
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
- F15B13/021—Valves for interconnecting the fluid chambers of an actuator
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
- F15B21/04—Special measures taken in connection with the properties of the fluid
- F15B21/041—Removal or measurement of solid or liquid contamination, e.g. filtering
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Details Of Valves (AREA)
Abstract
The invention relates to the technical field of overflow valves, and particularly discloses a hydraulic self-filtering overflow valve which comprises a valve body, wherein the left side of the valve body is fixedly connected with an oil inlet pipe, a magnetic filter is arranged in an inner cavity of the oil inlet pipe, an oil inlet is formed in the inner cavity of the magnetic filter, and supporting plates are fixedly connected to the top and the bottom of the magnetic filter. According to the invention, the magnetic filter is vertically inserted into the oil inlet pipe, the magnetic filter drives the support plate to move, the support plate drives the guide slide rod to be inserted into the circular chute, then the magnetic filter is rotated, the guide slide rod is driven to slide in the circular chute by the rotation of the magnetic filter, after the support plate is rotated to a transverse state, the pull plate is pulled to move towards the back side under the recovery deformation of the reset spring, the positioning insertion rod is driven to move by the movement of the pull plate, and the positioning insertion rod is clamped into the positioning hole, so that the advantage of a filtering function is achieved, and the problem that the existing overflow valve does not have a filtering function in use is solved.
Description
Technical Field
The invention relates to the technical field of overflow valves, in particular to a self-filtering overflow valve for hydraulic pressure.
Background
The relief valve is also called as a safety valve, the safety valve is a key safety application guarantee for guaranteeing a pressure pipeline and a pressure container, in order to guarantee the normal work of the safety valve and prolong the service life of the safety valve, in use, abnormal phenomena such as leakage, blockage, spring corrosion and the like of the safety valve in operation are regularly checked, and whether a locking nut of an adjusting screw sleeve and an adjusting ring fastening screw is loosened is observed, if a problem is found, proper maintenance measures are timely taken, the safety valve is periodically detached for complete cleaning, checking, regrinding and setting, and then the safety valve can be reused, the safety valve arranged outdoors needs to take proper protection measures to prevent dirt such as rain, fog, dust, rust and the like from invading the safety valve and a discharge pipeline, and when the environment is lower than zero ℃, necessary anti-freezing measures are also taken to guarantee the reliability of the action of the safety valve, and current overflow valve does not possess filterable function when using, often can contain iron impurity in the oil, can make overflow valve inside cause the damage if not filtering it, filter its inside and can cause the jam moreover for a long time, still inconvenient dismantlement, therefore not convenient to use of people.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a hydraulic self-filtering overflow valve which has the advantage of a filtering function and solves the problems that the existing overflow valve does not have the filtering function when in use, often iron impurities are contained in oil, the interior of the overflow valve is damaged if the iron impurities are not filtered, the interior of the overflow valve is blocked if the iron impurities are filtered for a long time, and the overflow valve is inconvenient to disassemble, so that the overflow valve is inconvenient for people to use.
The invention discloses a hydraulic self-filtering overflow valve which comprises a valve body, wherein an oil inlet pipe is fixedly connected to the left side of the valve body, a magnetic filter is installed in an inner cavity of the oil inlet pipe, an oil inlet is formed in the inner cavity of the magnetic filter, supporting plates are fixedly connected to the top and the bottom of the magnetic filter, a positioning hole is formed in the front side of the inner cavity of the supporting plate, side seats are fixedly connected to the two sides of the oil inlet pipe, a supporting seat is fixedly connected to the front side of each side seat, a positioning insertion rod is movably connected to the inner cavity of each supporting seat, a pull plate is fixedly connected to the front side of each positioning insertion rod, a reset spring is sleeved on the surface of each positioning insertion rod, and an oil outlet.
The invention relates to a hydraulic self-filtering overflow valve, wherein a circular sliding groove is formed in an inner cavity of an oil inlet pipe, a guide sliding rod is fixedly connected to the back side of a supporting plate, and the back side of the guide sliding rod penetrates through the inner cavity of the circular sliding groove and is in sliding connection with the inner wall of the circular sliding groove; the guide slide rod can be smoothly inserted into the oil inlet pipe, and the rotating position of the guide slide rod is further guided, so that the phenomenon that the magnetic filter can displace in the rotating process is prevented.
The invention relates to a self-filtering overflow valve for hydraulic pressure, wherein a guide sliding hole is formed in an inner cavity of a supporting seat, the diameter of the guide sliding hole is larger than that of a positioning inserted rod, and the inner wall of the guide sliding hole is in sliding connection with the surface of the positioning inserted rod; make the location inserted bar remove more smoothly in the supporting seat, play spacing effect to location inserted bar shift position, prevent that the phenomenon of jam can appear when the location inserted bar removes in the supporting seat.
The invention relates to a self-filtering overflow valve for hydraulic pressure, wherein the front side of a return spring is fixedly connected with the back side of a pulling plate, and the back side of the return spring is fixedly connected with the front side of a supporting seat; the energy is absorbed by the force generated when the pulling plate moves through the return spring, and the positioning inserted rod can be smoothly pushed to move when the force is released.
The invention relates to a hydraulic self-filtering overflow valve, wherein the right side of the inner cavity of a valve body is movably connected with an adjusting rod, the right side of the adjusting rod is fixedly connected with an adjusting hand wheel, and the surface of the adjusting hand wheel is fixedly connected with a rotating rod; the contact area between the hand of the user and the adjusting rod is increased, so that the user can rotate the adjusting rod conveniently.
The diameter of the positioning hole is larger than that of the positioning insertion rod, and the back side of the positioning insertion rod penetrates through the inner cavity of the guide sliding hole and is connected with the inner part of the guide sliding hole in a clamping manner; the positioning insertion rod can be smoothly inserted into the supporting plate, so that the magnetic filter can be conveniently fixed and detached.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the overflow valve, the magnetic filter is vertically inserted into the oil inlet pipe, the magnetic filter drives the supporting plate to move, the supporting plate drives the guide sliding rod to be inserted into the circular sliding groove, then the magnetic filter is rotated, the guide sliding rod is driven to slide in the circular sliding groove through the rotation of the magnetic filter, after the supporting plate is rotated to be in a transverse state, the pull plate is pulled to move towards the back side under the recovery of the deformation of the reset spring, the positioning insertion rod is driven to move through the movement of the pull plate, and the positioning insertion rod is clamped into the positioning hole, so that the advantage of a filtering function is achieved, the problems that the existing overflow valve does not have a filtering function when in use, iron impurities are often contained in oil, the interior of the overflow valve is damaged if the overflow valve is not filtered, the interior of the overflow valve is blocked after long-.
2. The invention uses the magnetic filter which is formed by combining the high coercive force ferromagnetic material and the blocking filter screen, the adsorption force is ten times of that of the common magnetic material, the magnetic filter has the capability of adsorbing micron-sized ferromagnetic pollutants under the condition of instant liquid flow impact or high flow rate, and can overcome the defect that the ferromagnetic pollutants which are punched under high-speed large impact are adsorbed again, thereby avoiding the jamming or abrasion of a hydraulic element, prolonging the service life of the hydraulic element and a hydraulic system, and enhancing the reliability of the hydraulic system.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a left side view of the oil inlet tube structure of the present invention;
FIG. 3 is a left side view of a partial connection of the support plate structure of the present invention;
fig. 4 is a top view of the supporting seat structure of the present invention.
In the figure: 1. a valve body; 2. an oil inlet pipe; 3. positioning holes; 4. a circular chute; 5. a side seat; 6. a magnetic filter; 7. a support plate; 8. an oil inlet; 9. pulling a plate; 10. a supporting seat; 11. a guide slide bar; 12. a return spring; 13. a guide slide hole; 14. positioning the inserted rod; 15. an oil outlet; 16. adjusting a rod; 17. adjusting a hand wheel; 18. and (4) rotating the rod.
Detailed Description
In the following description, for purposes of explanation, numerous implementation details are set forth in order to provide a thorough understanding of the various embodiments of the present invention. It should be understood, however, that these implementation details are not to be interpreted as limiting the invention. That is, in some embodiments of the invention, such implementation details are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.
In addition, the descriptions related to the first, the second, etc. in the present invention are only used for description purposes, do not particularly refer to an order or sequence, and do not limit the present invention, but only distinguish components or operations described in the same technical terms, and are not understood to indicate or imply relative importance or implicitly indicate the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
The valve body 1, the oil inlet pipe 2, the positioning hole 3, the circular sliding chute 4, the side seat 5, the magnetic filter 6, the supporting plate 7, the oil inlet 8, the pulling plate 9, the supporting seat 10, the guide sliding rod 11, the return spring 12, the guide sliding hole 13, the positioning inserted rod 14, the oil outlet 15, the adjusting rod 16, the adjusting hand wheel 17 and the rotating rod 18 are all universal standard parts or parts known by technicians in the field, and the structure and the principle of the valve can be known by technicians in the technical manual or by conventional experimental methods.
Referring to fig. 1-4, the hydraulic self-filtering overflow valve of the present invention comprises a valve body 1, an oil inlet pipe 2 is fixedly connected to the left side of the valve body 1, a magnetic filter 6 is installed in the inner cavity of the oil inlet pipe 2, the magnetic filter 6 is formed by combining a high coercivity ferromagnetic material and a blocking filter screen, the adsorption force is ten times that of a common magnetic material, the hydraulic self-filtering overflow valve has the capability of adsorbing micron-sized ferromagnetic pollutants under the condition of transient liquid flow impact or high flow rate, and can overcome the defect that the ferromagnetic pollutants under high-speed and large impact are adsorbed again, thereby avoiding the seizure or abrasion of a hydraulic element, prolonging the service life of the hydraulic element and a hydraulic system, enhancing the reliability of the hydraulic system, an oil inlet 8 is formed in the inner cavity of the magnetic filter 6, and supporting plates 7 are fixedly connected to the top and the bottom of the magnetic filter 6, locating hole 3 has been opened to the front side of the inner chamber of backup pad 7, advances the equal fixedly connected with side seat 5 in both sides of oil pipe 2, the front side fixedly connected with supporting seat 10 of side seat 5, and the inner chamber swing joint of supporting seat 10 has location inserted bar 14, and the front side fixedly connected with arm-tie 9 of location inserted bar 14, the surface cover of location inserted bar 14 are equipped with reset spring 12, the right side fixedly connected with oil-out 15 of 1 bottom of valve body.
The inner cavity of the oil inlet pipe 2 is provided with a circular sliding chute 4, the back side of the supporting plate 7 is fixedly connected with a guide sliding rod 11, and the back side of the guide sliding rod 11 penetrates through the inner cavity of the circular sliding chute 4 and is in sliding connection with the inner wall of the circular sliding chute 4; the guide slide bar 11 can be smoothly inserted into the oil inlet pipe 2, and the rotating position of the guide slide bar 11 is further guided, so that the phenomenon that the magnetic filter 6 is displaced in the rotating process is prevented.
A guide sliding hole 13 is formed in the inner cavity of the supporting seat 10, the diameter of the guide sliding hole 13 is larger than that of the positioning inserted rod 14, and the inner wall of the guide sliding hole 13 is in sliding connection with the surface of the positioning inserted rod 14; the positioning insertion rod 14 can move more smoothly in the support seat 10, the moving position of the positioning insertion rod 14 is limited, and the phenomenon that the positioning insertion rod 14 is blocked when moving in the support seat 10 is prevented.
The front side of the return spring 12 is fixedly connected with the back side of the pulling plate 9, and the back side of the return spring 12 is fixedly connected with the front side of the supporting seat 10; the return spring 12 absorbs energy to the force generated when the pulling plate 9 moves, and the positioning inserted rod 14 can be smoothly pushed to move when the force is released.
An adjusting rod 16 is movably connected to the right side of the inner cavity of the valve body 1, an adjusting hand wheel 17 is fixedly connected to the right side of the adjusting rod 16, and a rotating rod 18 is fixedly connected to the surface of the adjusting hand wheel 17; the contact area between the hand of the user and the adjusting lever 16 is increased, thereby facilitating the rotation of the adjusting lever 16 by the user.
The diameter of the positioning hole 3 is larger than that of the positioning inserted rod 14, and the back side of the positioning inserted rod 14 penetrates through the inner cavity of the guide sliding hole 13 and is connected with the inner part of the guide sliding hole 13 in a clamping manner; the positioning inserted rod 14 can be smoothly inserted into the inside of the supporting plate 7, thereby facilitating the fixing and removing of the position of the magnetic filter 6.
In the use of the invention: firstly, vertically inserting the oil inlet pipe 2 through a magnetic filter 6, as shown in figure 2, at the moment, the magnetic filter 6 drives a support plate 7 to move, the support plate 7 drives a guide slide rod 11 to insert into a circular chute 4, then, the magnetic filter 6 is rotated, the guide slide rod 11 is driven to slide in the circular chute 4 through the rotation of the magnetic filter 6, after the support plate 7 rotates to a transverse state, a return spring 12 restores to deform, a pull plate 9 is driven to move to the back side, a positioning insertion rod 14 is driven to move through the movement of the pull plate 9, the positioning insertion rod 14 is clamped in a positioning hole 3 at the moment, and then, the installation of the magnetic filter 6 can be completed, on the contrary, the pull plate 9 is held by hands to move to the front side, the return spring 12 deforms through the movement of the pull plate 9, meanwhile, the movement of the pull plate 9 drives the positioning insertion rod 14 to move, and the positioning insertion, until the positioning inserted rod 14 is separated from the positioning hole 3, the magnetic filter 6 is rotated to be in a vertical state, the guide slide rod 11 is driven to rotate reversely by the rotation of the magnetic filter 6, and finally the magnetic filter 6 is pulled out from the oil inlet pipe 2, so that the removal of the magnetic filter 6 can be completed.
The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (6)
1. The utility model provides a hydraulic pressure is with self-filtering overflow valve, includes valve body (1), its characterized in that: the left side of the valve body (1) is fixedly connected with an oil inlet pipe (2), the inner cavity of the oil inlet pipe (2) is provided with a magnetic filter (6), an oil inlet (8) is formed in the inner cavity of the magnetic filter (6), supporting plates (7) are fixedly connected to the top and the bottom of the magnetic filter (6), a positioning hole (3) is arranged at the front side of the inner cavity of the supporting plate (7), side seats (5) are fixedly connected with the two sides of the oil inlet pipe (2), the front side of the side seat (5) is fixedly connected with a supporting seat (10), the inner cavity of the supporting seat (10) is movably connected with a positioning inserted bar (14), the front side of the positioning inserted bar (14) is fixedly connected with a pulling plate (9), the surface of the positioning inserted bar (14) is sleeved with a return spring (12), an oil outlet (15) is fixedly connected to the right side of the bottom of the valve body (1).
2. The self-filtering overflow valve for hydraulic pressure of claim 1, wherein: circular spout (4) have been seted up to the inner chamber of advancing oil pipe (2), dorsal part fixedly connected with direction slide bar (11) of backup pad (7), the dorsal part of direction slide bar (11) run through to the inner chamber of circular spout (4) and with the inner wall sliding connection of circular spout (4).
3. The self-filtering overflow valve for hydraulic pressure of claim 1, wherein: the inner cavity of the supporting seat (10) is provided with a guide sliding hole (13), the diameter of the guide sliding hole (13) is larger than that of the positioning inserted bar (14), and the inner wall of the guide sliding hole (13) is in sliding connection with the surface of the positioning inserted bar (14).
4. The self-filtering overflow valve for hydraulic pressure of claim 1, wherein: the front side of the return spring (12) is fixedly connected with the back side of the pulling plate (9), and the back side of the return spring (12) is fixedly connected with the front side of the supporting seat (10).
5. The self-filtering overflow valve for hydraulic pressure of claim 1, wherein: the right side swing joint of valve body (1) inner chamber has regulation pole (16), the right side fixedly connected with adjusting hand wheel (17) of adjusting pole (16), the fixed surface of adjusting hand wheel (17) is connected with bull stick (18).
6. The self-filtering overflow valve for hydraulic pressure of claim 1, wherein: the diameter of locating hole (3) is greater than the diameter of location inserted bar (14), and the dorsal part of location inserted bar (14) runs through to the inner chamber of direction slide opening (13) and is the joint with the inside of direction slide opening (13) and is connected.
Priority Applications (1)
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CN202110052225.1A CN112727835A (en) | 2021-01-15 | 2021-01-15 | Hydraulic self-filtering overflow valve |
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CN202110052225.1A CN112727835A (en) | 2021-01-15 | 2021-01-15 | Hydraulic self-filtering overflow valve |
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CN202110052225.1A Pending CN112727835A (en) | 2021-01-15 | 2021-01-15 | Hydraulic self-filtering overflow valve |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN116237176A (en) * | 2023-05-11 | 2023-06-09 | 四川工程职业技术学院 | Built-in atomization device and built-in atomization method |
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CN208845455U (en) * | 2018-06-09 | 2019-05-10 | 温州远达电器有限公司 | A kind of novel pressure stabilizing overflow valve |
CN209130279U (en) * | 2018-11-20 | 2019-07-19 | 泸州国邦机械有限公司 | A kind of overflow valve calibrated automatically |
CN111173941A (en) * | 2020-01-08 | 2020-05-19 | 陈志勇 | Valve with sewage filtering function and filtering method thereof |
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CN211349542U (en) * | 2020-03-27 | 2020-08-25 | 海南师范大学 | Portable wireless sensor |
CN211550123U (en) * | 2019-09-25 | 2020-09-22 | 湖州职业技术学院 | Pilot-operated overflow valve with filtering device |
CN211743578U (en) * | 2020-03-28 | 2020-10-23 | 江苏翰铭通信科技有限公司 | Communication product connector mounting structure |
CN211858330U (en) * | 2020-03-30 | 2020-11-03 | 娄艳秀 | Fixing mechanism of power engineering transformer |
CN111908360A (en) * | 2020-07-21 | 2020-11-10 | 中国三冶集团有限公司 | Electric block hanger fixed knot constructs |
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2021
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JP2007211604A (en) * | 2006-02-07 | 2007-08-23 | Advics:Kk | Filter, piston pump using it, and method of fitting filter into valve sheet member |
EP2000662A1 (en) * | 2007-06-04 | 2008-12-10 | Continental Automotive GmbH | Adjusting and filter arrangement for an injection valve and injection valve |
CN205663669U (en) * | 2016-06-03 | 2016-10-26 | 象山兴辉气动液压机械厂 | Self filtering formula overflow valve for hydraulic pressure |
CN208845455U (en) * | 2018-06-09 | 2019-05-10 | 温州远达电器有限公司 | A kind of novel pressure stabilizing overflow valve |
CN209130279U (en) * | 2018-11-20 | 2019-07-19 | 泸州国邦机械有限公司 | A kind of overflow valve calibrated automatically |
CN211550123U (en) * | 2019-09-25 | 2020-09-22 | 湖州职业技术学院 | Pilot-operated overflow valve with filtering device |
CN211237323U (en) * | 2019-12-11 | 2020-08-11 | 榆林学院 | Teaching show board |
CN111173941A (en) * | 2020-01-08 | 2020-05-19 | 陈志勇 | Valve with sewage filtering function and filtering method thereof |
CN211349542U (en) * | 2020-03-27 | 2020-08-25 | 海南师范大学 | Portable wireless sensor |
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CN111908360A (en) * | 2020-07-21 | 2020-11-10 | 中国三冶集团有限公司 | Electric block hanger fixed knot constructs |
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CN116237176A (en) * | 2023-05-11 | 2023-06-09 | 四川工程职业技术学院 | Built-in atomization device and built-in atomization method |
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