CN106122172B - The method of work of the hydraulic pressure heat-exchange system of hydraulic pressure bypass with ball-type relief valve - Google Patents
The method of work of the hydraulic pressure heat-exchange system of hydraulic pressure bypass with ball-type relief valve Download PDFInfo
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- CN106122172B CN106122172B CN201610497326.9A CN201610497326A CN106122172B CN 106122172 B CN106122172 B CN 106122172B CN 201610497326 A CN201610497326 A CN 201610497326A CN 106122172 B CN106122172 B CN 106122172B
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- spheroid
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- hydraulic pressure
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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
- F15B21/042—Controlling the temperature of the fluid
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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
- F15B20/00—Safety arrangements for fluid actuator systems; Applications of safety devices in fluid actuator systems; Emergency measures for fluid actuator systems
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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)
- Safety Valves (AREA)
- Check Valves (AREA)
Abstract
A kind of method of work of the hydraulic pressure heat-exchange system of hydraulic pressure bypass with ball-type relief valve of the present invention, the hydraulic pressure heat-exchange system of hydraulic pressure bypass with ball-type relief valve includes equipment heating source, radiator and liquid reserve tank that oil circulation is connected, the side of the radiator is provided with cooling fan, the oil circuit at radiator two ends and has been arranged in parallel ball-type relief valve.When radiator is blocked or radiator internal pressure is excessive, one lateral pressure of ball-type relief valve is more than another lateral pressure, fluid forces spheroid is moved up, space for fluid motion is formed on spheroid bottom, fluid is moved in fluid passage from high side to low side, so that the purpose of pressure release is reached, until spheroid pressure at both sides is equal, spheroid puts in order original position, and hydraulic pressure main road returns unobstructed.The present invention has reliability high, is hardly damaged, it is ensured that the advantage of system stable operation.
Description
Technical field
The present invention relates to a kind of method of work of the hydraulic pressure heat-exchange system of the hydraulic pressure bypass with ball-type relief valve.
Background technology
It is well known that oil temperature in hydraulic system optimum temperature is between 35 ~ 55 degrees Celsius, taken the photograph once temperature increases to over 60
Family name's degree, the system of hydraulic system will significantly decline, and its equipment fault continuously emerges, under causing the stability of equipment serious
Drop, it is impossible to ensure that machinery equipment is normally run.Especially season, high oil temperature, or even machinery equipment can be caused usually to locate in full summer
In stopped status.
Therefore the stability of hydraulic pressure heat-exchange system directly influences the working condition of machinery equipment, traditional hydraulic pressure heat exchange system
When fluid pressure is excessive in system, directly result in pressure in heat exchanger it is excessive to radiator cause damage.General radiator be
The collecting tank of radiator has the capacity of a fixed proportion, and fluid has certain big resistance by radiator heat-dissipation channel interior
Power.Its amount of liquid storage is smaller, does not buffer, running into that the temperature difference is big, low temperature environment, flow are uneven, have certain viscosity liquid,
Have under the fluid situations of impulsive force, the pressure of radiator heat-dissipation channel interior also increases therewith, is especially having impulsive force and viscosity
In the case of than larger fluid, because fluid is in the resistance of channel interior, prevent fluid from running through inside radiator passage,
Pressure increase is allowed to, more than the highest operating pressure of radiator, radiator is easy to damage, scrapped.
The content of the invention
It is above-mentioned not enough high there is provided a kind of reliability it is an object of the invention to overcome, it is hardly damaged, it is ensured that system is stable to transport
The hydraulic pressure heat-exchange system of the capable bypass of the hydraulic pressure with ball-type relief valve.
The object of the present invention is achieved like this：
A kind of method of work of the hydraulic pressure heat-exchange system of the hydraulic pressure bypass with ball-type relief valve, the hydraulic pressure with ball-type relief valve
The hydraulic pressure heat-exchange system of bypass includes equipment heating source, radiator and the liquid reserve tank that oil circulation is connected, the radiator
Side, which is provided with cooling fan, the oil circuit at radiator two ends, has been arranged in parallel ball-type relief valve, and the ball-type relief valve includes
It is provided with the cavity of inverted T-type structure in housing, the housing, the cavity includes the fluid passage of lateral arrangement and vertical
Dust cap, sealing sliding block, spring, ball support are disposed with the regulation passage of arrangement, the regulation passage from top to bottom
Block and spheroid, have a regulation screw mandrel from the top down through dust cap and be connected to sealing sliding block top, regulation screw mandrel with
Dust cap is threadedly coupled, and also rotation is equipped with locking nut on the regulation screw mandrel above dust cap, the outward flange of the sealing sliding block with
The inwall of regulation passage fits, and the upper and lower ends of the spring connect bottom and the ball support block of sealing sliding block respectively
Top, the spheroid is fixedly installed in the bottom of ball support block, the lower semisection longitudinal cross-section of the spheroid and fluid passage
Section coincide, and nature lower sphere is close to the bottom of fluid passage, fluid can not be carried out out of fluid passage laterally across.
Regulation screw mandrel is adjusted according to the setting pressure of fluid first, so as to be adjusted come the elastic potential energy to spring
Section, pressure release value of the final control fluid in fluid passage；
When hydraulic pressure main road is unobstructed, the pressure of the left and right ends of ball-type relief valve is equal, and spheroid is in low level, and spheroid is motionless
Make；
When radiator is blocked or radiator internal pressure is excessive, a lateral pressure of ball-type relief valve is more than another side pressure
Power, the pressure in the fluid passage of spheroid low-pressure side, fluid forces are more than due to the pressure in the on high-tension side fluid passage of spheroid
Spheroid is moved up, and the space for fluid motion is formed on spheroid bottom, and fluid is transported in fluid passage from high side to low side
Dynamic, so as to reach the purpose of pressure release, until spheroid pressure at both sides is equal, spheroid puts in order original position, and hydraulic pressure main road returns unobstructed.
The left and right ends of the fluid passage are provided with connection screw thread.
Dust cap is threadedly coupled with adjusting the top open part of passage.
Sealing ring is provided between the outward flange of sealing sliding block and the inwall for adjusting passage.
Compared with prior art, the beneficial effects of the invention are as follows：
The present invention has reliability high, is hardly damaged, it is ensured that the advantage of system stable operation.
Brief description of the drawings
Fig. 1 is structural representation of the invention.
Fig. 2 is the internal structure schematic diagram of ball-type relief valve.
Fig. 3 is the contour structures schematic diagram of ball-type relief valve.
Fig. 4 is the schematic diagram of embodiment 1.
Fig. 5 is the schematic diagram of embodiment 2.
Wherein：
Equipment heating source 1
Liquid reserve tank 2
Radiator 5
Ball-type relief valve 8, housing 801, fluid passage 802, regulation passage 803, dust cap 804, sealing sliding block 805, bullet
Spring 806, ball support block 807, spheroid 808, regulation screw mandrel 809, sealing ring 8010, locking nut 8011
Cooling fan 9.
Embodiment
Referring to Fig. 1 ~ Fig. 5, a kind of hydraulic pressure heat-exchange system of the hydraulic pressure bypass with ball-type relief valve of the present invention, it is wrapped
Equipment heating source 1, radiator 5 and the liquid reserve tank 2 of oil circulation series connection are included, the side of the radiator 5 is provided with radiation air
Machine 9.It has been arranged in parallel on the oil circuit at the two ends of radiator 5 on ball-type relief valve 8, oil circuit or TEMP is set on liquid reserve tank 2
Device.
The ball-type relief valve 8 includes the cavity that inverted T-type structure is provided with housing 801, the housing 1, the sky
The regulation passage 803 that chamber includes the fluid passage 802 of lateral arrangement and is vertically arranged, the left and right two of the fluid passage 802
End is provided with connection screw thread, the regulation passage 803 is disposed with dust cap 804, sealing sliding block 805, bullet from top to bottom
The top open part screw thread of spring 806, ball support block 807 and spheroid 808, wherein dust cap 804 and regulation passage 803 connects
Connect, have a regulation screw mandrel 809 from the top down through dust cap 804 and be connected to the top of sealing sliding block 805, adjust screw mandrel
809 are threadedly coupled with dust cap 804, and also rotation is equipped with locking nut 8011 on the regulation screw mandrel 809 of the top of dust cap 804, described
The outward flange for sealing sliding block 805 fits with adjusting the inwall of passage 803, in the outward flange of sealing sliding block 805 and regulation passage
Sealing ring 8010 is provided between 803 inwall, the upper and lower ends of the spring 806 connect the bottom of sealing sliding block 805 respectively
And the top of ball support block 807, the spheroid 808 is fixedly installed in the bottom of ball support block 807, the spheroid 808
The section of lower semisection longitudinal cross-section and fluid passage 802 coincide, under nature, due to the elastic force of spring 806 so that spheroid
808 when being close to the bottom of fluid passage 802, fluid can not be carried out out of fluid passage 802 laterally across.
A kind of method of work of the hydraulic pressure heat-exchange system of the hydraulic pressure bypass with ball-type relief valve：
Regulation screw mandrel is adjusted according to the setting pressure of fluid first, so as to be adjusted come the elastic potential energy to spring
Section, pressure release value of the final control fluid in fluid passage；
When hydraulic pressure main road is unobstructed, the pressure of the left and right ends of ball-type relief valve is equal, and spheroid is in low level, and spheroid is motionless
Make；
Embodiment 1, when liquid flows from left to right and hydraulic pressure main road is obstructed, the left end pressure of ball-type relief valve is more than
Right-hand member pressure, the pressure in the fluid passage on the right side of spheroid is more than due to the pressure in the fluid passage on the left of spheroid, and fluid is pushed away
Dynamic spheroid is moved up, and the space for fluid motion is formed on spheroid bottom, and fluid is moved from left to right in fluid passage, so that
The purpose of pressure release is reached, until equal with the pressure on right side on the left of spheroid, spheroid puts in order original position, and hydraulic pressure main road returns unobstructed.
Embodiment 2, when liquid flows from left to right and hydraulic pressure main road is obstructed, the right-hand member pressure of ball-type relief valve is more than
Left end pressure, the pressure in the fluid passage on the left of spheroid is more than due to the pressure in the fluid passage on the right side of spheroid, and fluid is pushed away
Dynamic spheroid is moved up, and the space for fluid motion is formed on spheroid bottom, and fluid is moved from right to left in fluid passage, so that
The purpose of pressure release is reached, until equal with the pressure on right side on the left of spheroid, spheroid puts in order original position, and hydraulic pressure main road returns unobstructed.
Claims (2)
1. a kind of method of work of the hydraulic pressure heat-exchange system of the hydraulic pressure bypass with ball-type relief valve, it is characterised in that band ball-type pressure release
The hydraulic pressure heat-exchange system of the hydraulic pressure bypass of valve includes equipment heating source, radiator and liquid reserve tank that oil circulation is connected, described
The side of radiator, which is provided with cooling fan, the oil circuit at radiator two ends, has been arranged in parallel ball-type relief valve, and the ball-type is let out
Pressure valve includes housing（801）, the housing（801）The cavity of inverted T-type structure is inside provided with, the cavity includes lateral arrangement
Fluid passage（802）And the regulation passage being vertically arranged（803）, the regulation passage（803）Inside set successively from top to bottom
It is equipped with dust cap（804）, sealing sliding block（805）, spring（806）, ball support block（807）And spheroid（808）, there is a tune
Save screw mandrel（809）Dust cap is passed through from the top down（804）And it is connected to sealing sliding block（805）Top, adjust screw mandrel（809）With
Dust cap（804）Threaded connection, dust cap（804）The regulation screw mandrel of top（809）On also rotation be equipped with locking nut（8011）, institute
State sealing sliding block（805）Outward flange with regulation passage（803）Inwall fit, the spring（806）Upper and lower ends point
Sliding block Lian Jie not sealed（805）Bottom and ball support block（807）Top, the spheroid（808）It is fixedly installed in ball
Body support block（807）Bottom, the spheroid（808）Lower semisection longitudinal cross-section and fluid passage（802）Section coincide, from
Right state lower sphere（808）It is close to fluid passage（802）Bottom, fluid can not be from fluid passage（802）Interior progress is laterally logical
Cross；
The fluid passage（802）Left and right ends be provided with connection screw thread；
Dust cap（804）With regulation passage（803）Top open part threaded connection；
Regulation screw mandrel is adjusted according to the setting pressure of fluid first, so that be adjusted come the elastic potential energy to spring,
Pressure release value of the final control fluid in fluid passage；
When hydraulic pressure main road is unobstructed, the pressure of the left and right ends of ball-type relief valve is equal, and spheroid is in low level, and spheroid is failure to actuate；
When radiator is blocked or radiator internal pressure is excessive, a lateral pressure of ball-type relief valve is more than another lateral pressure,
It is more than the pressure in the fluid passage of spheroid low-pressure side, fluid forces spheroid due to the pressure in the on high-tension side fluid passage of spheroid
Move up, the space for fluid motion is formed on spheroid bottom, fluid is moved in fluid passage from high side to low side, from
And the purpose of pressure release is reached, until spheroid pressure at both sides is equal, spheroid puts in order original position, and hydraulic pressure main road returns unobstructed.
2. a kind of method of work of the hydraulic pressure heat-exchange system of hydraulic pressure bypass with ball-type relief valve according to claim 1,
It is characterized in that in sealing sliding block（805）Outward flange with regulation passage（803）Inwall between be provided with sealing ring（8010）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610497326.9A CN106122172B (en) | 2016-06-30 | 2016-06-30 | The method of work of the hydraulic pressure heat-exchange system of hydraulic pressure bypass with ball-type relief valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610497326.9A CN106122172B (en) | 2016-06-30 | 2016-06-30 | The method of work of the hydraulic pressure heat-exchange system of hydraulic pressure bypass with ball-type relief valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106122172A CN106122172A (en) | 2016-11-16 |
| CN106122172B true CN106122172B (en) | 2017-08-11 |
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| CN201610497326.9A Active CN106122172B (en) | 2016-06-30 | 2016-06-30 | The method of work of the hydraulic pressure heat-exchange system of hydraulic pressure bypass with ball-type relief valve |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106882135A (en) * | 2017-04-01 | 2017-06-23 | 徐工集团工程机械股份有限公司科技分公司 | A kind of drive axle cools down intelligent control system |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB359896A (en) * | 1930-07-22 | 1931-10-22 | Thomas Jack Aldridge | Improvements relating to valves actuated by fluid under pressure |
| CN2222274Y (en) * | 1995-06-16 | 1996-03-13 | 王丰南 | Sealing pressure-reducing valve specially for accumulator sealing |
| CN201344738Y (en) * | 2008-12-05 | 2009-11-11 | 黄晓军 | Cooling circulation loop system with intelligent digital temperature controller |
| CN201344736Y (en) * | 2008-12-05 | 2009-11-11 | 黄晓军 | Novel energy saving liquid cooling system |
| CN204512577U (en) * | 2015-03-01 | 2015-07-29 | 河北永星制冷设备有限公司 | Blocking type sealed valve |
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