CN113883132A - Hydraulic pump station - Google Patents
Hydraulic pump station Download PDFInfo
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- CN113883132A CN113883132A CN202111050035.2A CN202111050035A CN113883132A CN 113883132 A CN113883132 A CN 113883132A CN 202111050035 A CN202111050035 A CN 202111050035A CN 113883132 A CN113883132 A CN 113883132A
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- 238000001816 cooling Methods 0.000 claims abstract description 111
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 97
- 239000002184 metal Substances 0.000 claims description 39
- 238000011084 recovery Methods 0.000 claims description 18
- 238000007789 sealing Methods 0.000 claims description 5
- 230000000712 assembly Effects 0.000 claims 1
- 238000000429 assembly Methods 0.000 claims 1
- 230000007423 decrease Effects 0.000 claims 1
- 239000003921 oil Substances 0.000 abstract description 122
- 239000010720 hydraulic oil Substances 0.000 abstract description 85
- 230000000694 effects Effects 0.000 abstract description 12
- 238000001914 filtration Methods 0.000 abstract description 10
- 239000012535 impurity Substances 0.000 description 45
- 238000000034 method Methods 0.000 description 41
- 230000008569 process Effects 0.000 description 28
- 238000004064 recycling Methods 0.000 description 9
- 230000008859 change Effects 0.000 description 8
- 238000006073 displacement reaction Methods 0.000 description 4
- 239000012634 fragment Substances 0.000 description 4
- 239000010426 asphalt Substances 0.000 description 3
- 230000006866 deterioration Effects 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- 239000007769 metal material Substances 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 238000001179 sorption measurement Methods 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 238000011045 prefiltration Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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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
- F15B21/0423—Cooling
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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
-
- 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)
- Fluid-Pressure Circuits (AREA)
- Details Of Reciprocating Pumps (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention relates to the technical field of hydraulic pump stations, in particular to a hydraulic pump station, which comprises an oil inlet pipe, an oil outlet pipe, a connecting pipe, a cooling assembly and a filtering assembly, wherein the oil inlet pipe and the oil outlet pipe are respectively and fixedly connected to two ends of the connecting pipe, the filtering assembly is arranged inside the connecting pipe, and the cooling assembly is arranged between the oil inlet pipe and the oil outlet pipe. According to the hydraulic pump station, the cooling assembly is arranged, water flow is guided into the cooling pipe through the water inlet pipe and is discharged through the water outlet pipe, so that hydraulic oil entering the connecting pipe through the oil inlet pipe is cooled through the water flow flowing in the cooling pipe, the probability that the normal work of equipment is affected due to the fact that the temperature of the hydraulic oil is too high in the hydraulic pump station is reduced, the working efficiency of the device is improved, the plurality of groups of protrusions are arranged between the cooling pipe and the connecting pipe in an annular mode at equal intervals, the hydraulic oil can be cooled in a shunting mode, the contact area between the whole inside of the cooling pipe and the hydraulic oil is increased, and the cooling effect of the hydraulic oil is improved.
Description
Technical Field
The invention relates to the technical field of hydraulic pump stations, in particular to a hydraulic pump station.
Background
The hydraulic pump station is a hydraulic source device or a hydraulic device including a control valve, which is composed of a hydraulic pump, a driving motor, an oil tank, a valve combination, an integrated block and the like, supplies oil according to the flow direction, pressure and flow required by the driving device, is suitable for various machines with the driving device separated from the hydraulic station, the hydraulic station plays a great role in a hydraulic transmission system, and the hydraulic pump station realizes various functions through hydraulic oil in the working process.
In the prior art (No. CN201920875646.2), an industrial hydraulic pump station includes an oil tank, an oil suction pipe is disposed on the lower left side of the surface of the oil tank, a first filter is disposed at one end of the oil suction pipe, a third pipeline is disposed on the other side of the oil pump, a second filter is disposed at the other end of the third pipeline, an integrated block is disposed on the upper right side of the surface of the oil tank, a second connecting pipe is disposed at the top edge of the integrated block, a fifth pipeline is disposed at one end of the second connecting pipe, and a third filter is disposed at the other end of the fifth pipeline.
Although above-mentioned hydraulic power unit can filter before hydraulic oil gets into the oil tank, avoids impurity to get into the oil tank to play the filter effect of hydraulic oil, and filter core and filter screen are convenient for change, still have the weak point:
the hydraulic pump station adopts the hydraulic oil meeting the requirements of the hydraulic system to be made into coal, the hydraulic oil is generally recycled, and after the system continuously works for a period of time, the temperature of the hydraulic oil can rise, once the oil temperature rises to a certain temperature, the hydraulic pump station needs to stop working, and the hydraulic pump station can work again after the oil temperature is reduced, so that the working efficiency of the device is reduced.
For this purpose, a hydraulic pump station is proposed.
Disclosure of Invention
The invention aims to provide a hydraulic pump station, which is characterized in that a cooling component is arranged, water flow is introduced into a cooling pipe by using a water inlet pipe, and the water flow is discharged through a water outlet pipe, so that hydraulic oil entering a connecting pipe through the water inlet pipe is cooled by using the water flow flowing in the cooling pipe, the probability that the normal operation of equipment is influenced due to the overhigh temperature of the hydraulic pump station is reduced, the working efficiency of the device is improved, a plurality of groups of bulges are arranged between the cooling pipe and the connecting pipe in an annular connection mode at equal intervals, the hydraulic oil can be cooled in a shunting mode, the contact area between the whole inside of the cooling pipe and the hydraulic oil is increased, and the cooling effect on the hydraulic oil is improved, so that the problems in the background technology are solved.
In order to achieve the purpose, the invention provides the following technical scheme: a hydraulic pump station comprises an oil inlet pipe, an oil outlet pipe, a connecting pipe, a cooling assembly and a filtering assembly, wherein the oil inlet pipe and the oil outlet pipe are respectively and fixedly connected to two ends of the connecting pipe, the filtering assembly is arranged inside the connecting pipe, and the cooling assembly is arranged between the oil inlet pipe and the oil outlet pipe;
the cooling assembly comprises a water inlet pipe, a water outlet pipe, a first flow guide pipe, a second flow guide pipe, a cooling pipe, bulges and a water storage cavity, the cooling pipe is arranged in the connecting pipe, two ends of the connecting pipe are fixedly connected with a second flow guide pipe, two sets of first flow guide pipes are fixedly connected between the two flow guide pipes, the two sets of second flow guide pipes are respectively positioned in the oil inlet pipe and the oil outlet pipe, two ends of the first flow guide pipes respectively penetrate through the oil inlet pipe and the oil outlet pipe and are fixedly connected with the second flow guide pipes corresponding to the oil inlet pipe and the oil outlet pipe, the water inlet pipe is arranged at a position, close to the middle part, of the outer surface of the first flow guide pipe, the outer surface of the lower end of the second flow guide pipe of the water inlet pipe is fixedly connected with the water outlet pipe, one end, far away from the second flow guide pipes, of the water inlet pipe is communicated with external water supply equipment, and the inner surface of the cooling pipe is fixedly connected with a plurality of the bulges, and the inner surface of the bulge is provided with a water storage cavity, the inner surface of the water storage cavity is communicated with the inner surface of the cooling pipe, the bulges are distributed in the cooling pipe in an annular shape at equal intervals, and one end of the outer surface of the bulge, which is far away from the cooling pipe, is fixedly connected with the inner surface of the connecting pipe.
By adopting the technical scheme, water flow is guided into the cooling pipe by the water inlet pipe and is discharged by the water outlet pipe, so that hydraulic oil entering the connecting pipe through the oil inlet pipe is cooled by the water flow flowing in the cooling pipe, the probability that the normal work of equipment is influenced by the overhigh temperature of the hydraulic oil in the hydraulic pump station is reduced, and the working efficiency of the device is improved;
in the operation process, follow oil tank exhaust hydraulic oil and advance oil pipe once more, inside connecting pipe and play oil pipe entering oil tank, rivers loop through inlet tube honeycomb duct one this moment, honeycomb duct two get into the inside of cooling tube, and discharge by the outlet pipe, and this in-process is equidistance annular connection between cooling tube and connecting pipe through setting up a plurality of protruding of group, can shunt the cooling to hydraulic oil, and increase the inside whole area of contact with hydraulic oil of cooling tube, thereby improve the cooling effect to hydraulic oil.
Preferably, two adjacent sets of all be provided with filter assembly between the arch, two adjacent sets of bellied interval reduces from advancing oil pipe to the direction of going out oil pipe gradually.
By adopting the technical scheme, in the operation process, the hydraulic oil entering the connecting pipe through the oil inlet pipe is cooled by utilizing the water flow flowing in the cooling pipe, so that the probability that the normal operation of equipment is influenced by the overhigh temperature of the hydraulic oil in the hydraulic pump station is reduced, the working efficiency of the device is improved, the hydraulic pump station of the concrete mixing plant and the asphalt mixing plant which are widely applied in the market is easy to pollute in the ceaseless circulation process, such as the hydraulic pump station can be doped with impurities such as particles, dust, metal scraps and the like, meanwhile, the hydraulic oil can be easily polluted by colloid, asphaltene and carbon slag which are possibly generated by oxidative deterioration, further, various faults caused by the impurities are easy to occur, the service life of the hydraulic pump station is reduced, therefore, the distance between two adjacent groups of bulges is gradually reduced from the direction from the oil inlet pipe to the oil outlet pipe, and the impurities with larger volume can be primarily filtered by utilizing the change of the distance between the bulges, after hydraulic oil got into the connecting pipe through advancing oil pipe, hydraulic oil got into out oil pipe through the space between the arch, and at this in-process because the distance reduces from advancing oil pipe direction to going out oil pipe direction in proper order between the arch, therefore the inside partial impurity of hydraulic oil then is blocked between two sets of archs, reduces its inside probability that arouses the device trouble of getting into the oil tank once more, and operating personnel regularly clears up its inside.
Preferably, the filtering component comprises a filter screen, a first sliding block, a metal elastic sheet and a connecting plate, the outer surface of the filter screen is close to the two convex sides and is fixedly connected with the connecting plate respectively, the two sides of the outer surface of the filter screen are two groups of metal elastic sheets which are fixedly connected with the positions of the two sides of the connecting plate respectively and are fixedly connected with the filter screen, first sliding grooves are formed in the connecting pipe inner surface and the connecting part of the cooling pipe outer surface and the metal elastic sheets, the first sliding blocks are connected with the first sliding blocks in a sliding mode, and the first sliding blocks are fixedly connected with the corresponding metal elastic sheets.
Through adopting above-mentioned technical scheme, in the operation process, adjacent two sets of through setting up bellied interval reduces from advancing oil pipe to the direction of going out oil pipe gradually, can utilize the change of distance between the arch to carry out the prefilter to the great impurity of volume, filter the less impurity of partial volume through setting up the filter screen between adjacent two sets of archs simultaneously, improve the purity of hydraulic oil, reduce because the inside impurity of oil tank is too much and lead to the probability that the device produced the trouble, the life of the device is prolonged, and can reduce frictional resistance and the kinetic energy loss of follow-up filter screen displacement in-process through setting up first slider, and make the displacement process of filter screen possess the guidance quality.
Preferably, the cooling pipe is internally provided with a magnet block, the joint of the magnet block and the two sides of the inner surface of the cooling pipe is provided with a second sliding groove, the inside of the second sliding groove is connected with a second sliding block in a sliding way, the second slide block is fixedly connected with the magnet block, the positions of the outer surface of the first flow guide pipe, which are close to the two sides of the water inlet pipe, are respectively provided with a first control valve, the number of the water outlet pipes is two, the two water outlet pipes are respectively and fixedly connected with the two flow guide pipes II, and one end of the outer surface of the water outlet pipe, which is far away from the second flow guide pipe, is provided with a second control valve, the first control valve and the second control valve which are positioned on the same side are not opened at the same time, the cross sections of the metal elastic sheet and the filter screen are arc-shaped in a natural state, the first sliding block is made of metal material, the two ends of the inner surface of the cooling pipe are provided with first diversion holes corresponding to the plurality of groups of bulges, and the cooling pipe is communicated with the water storage cavity through the first diversion holes.
By adopting the technical scheme, the filter screen and two adjacent groups of the convex intervals are gradually reduced from the direction from the oil inlet pipe to the oil outlet pipe to filter the hydraulic oil passing through the connecting pipe, meanwhile, by arranging the magnet block, the first control valve and the second control valve which are positioned on the same side are not opened at the same time, in the operation process, the flow direction of water flow can be changed by controlling the operation states of the first control valve and the second control valve of different groups, and the magnet block is impacted by the water flow in the cooling pipe, so that when the flow direction of the water flow is different, the moving direction of the magnet block in the cooling pipe can be changed accordingly, at the moment, the metal elastic sheet and the first sliding block are made of metal materials, and in the moving process of the magnet block, the metal elastic sheet and the first sliding block drive the filter screen to move in the first sliding groove under the magnetic force of the magnet block, because metal shrapnel has elasticity and the filter screen natural state under the cross section all is the arc, consequently at the in-process that metal shrapnel removed, the filter screen is suitable for adjacent two sets of bellied intervals to take place deformation, make the connecting plate of its both sides laminate with protruding surface all the time, thereby guarantee the filter effect of device, along with the filter screen to being close to the removal of oil feed pipe direction, the filter screen props gradually and makes the connecting plate laminate with the protruding outer wall in both sides all the time, and then avoid because the impurity that the filter screen surface attaches causes the flow rate that blocks up reduction hydraulic oil to the mesh, guarantee the normal flow of hydraulic oil, and at this in-process, connect between water storage chamber and cooling tube through setting up water conservancy diversion pore one, can effectively guarantee the inside water pressure of cooling tube, thereby guarantee that the magnet piece can remove under the effect of water impact force.
Preferably, the one end that the connecting pipe surface is close to into oil pipe is provided with retrieves the frame, and retrieves frame and advance oil pipe threaded connection, the annular thread groove has been seted up with the junction of retrieving the frame to the connecting pipe surface, and the inside threaded connection of annular thread groove has the go-between, go-between and retrieve frame fixed connection, the annular opening has been seted up with the junction that advances oil pipe to the connecting pipe surface, and advances oil pipe and cooling tube between the fixedly connected with collar, water conservancy diversion hole two has been seted up to the internal surface annular equidistance of collar, and water conservancy diversion hole two and bellied position one-to-one, when the magnet piece is located the cooling tube leftmost end, the convex surface of filter screen is located the inside of retrieving the frame.
By adopting the technical scheme, through arranging the magnet block, the first control valve and the second control valve, the position of the filter screen can be conveniently adjusted by an operator according to needs, so that the normal flow of hydraulic oil is ensured, meanwhile, through arranging the recovery frame, the impurities can be collected when the filter screen pushes the impurities to the direction of the oil inlet pipe, the regular treatment of the internal impurities by the operator is facilitated, in the cleaning process, when the filter screen moves to the joint of the recovery frame and the connecting pipe along with the metal elastic sheet and the first sliding block under the magnetic adsorption force of the magnet block, because the cross sections of the filter screen are all arc-shaped in the natural state, and when the magnet block is positioned at the leftmost end of the cooling pipe, the convex surface of the filter screen is positioned in the recovery frame, the convex side of the outer surface of the filter screen enters the recovery frame, at the moment, the operator closes the oil inlet pipe and waits for a period of time, so that the hydraulic oil in the connecting pipe is discharged, at this moment, partial impurities on the surface of the filter screen fall down in the recycling frame, then the operator rotates the recycling frame, the filter screen is separated from the connecting pipe and then the impurities on the surface of the filter screen and the inside of the recycling frame are cleaned, thereby ensuring the normal circulation of hydraulic oil, and in the process, through the fixed connection mounting ring between the oil inlet pipe and the cooling pipe, and a second diversion hole is formed in the mounting ring, the oil inlet pipe can be effectively supported, and the hydraulic oil flows to the bulge through the second diversion hole, meanwhile, the second diversion hole corresponds to the position of the bulge one to one, and the probability that the impurities on the surface of the filter screen enter the inside of the oil inlet pipe again through the second diversion hole in the process of moving the recycling frame is reduced.
Preferably, the annular thread grooves correspond to the plurality of groups and are in threaded connection with the connecting rings one by one, a sealing ring is arranged between the annular thread grooves and the connecting rings, and a transparent observation window is arranged in the middle of the outer surface of the recovery frame.
Through adopting the above-mentioned technical scheme, in the operation process, retrieve the frame through setting up, can collect impurity when the filter screen promotes impurity to advancing oil pipe direction, the operating personnel of being convenient for regularly handle internal impurity, and through setting up multiunit annular thread groove and go-between threaded connection and set up the sealing washer between annular thread groove and go-between, can improve the leakproofness of retrieving the frame, simultaneously through setting up transparent observation window, whether the operating personnel of being convenient for observes the inside hydraulic oil of connecting pipe and discharges completely in clearance process, thereby avoid leading to hydraulic oil to flow owing to retrieve the frame and the connecting pipe separation when the connecting pipe does not discharge completely with retrieving the inside hydraulic oil of frame, cause the waste.
Compared with the prior art, the invention has the beneficial effects that:
through setting up cooling module, utilize the inlet tube to the leading-in rivers in inside of cooling tube, and rivers are via outlet pipe discharge, consequently, utilize the inside rivers that flow of cooling tube to cool off the hydraulic oil through advancing oil pipe entering connecting pipe, thereby reduce hydraulic power unit because the hydraulic oil high temperature influences the probability that equipment normally worked, the work efficiency of the device is improved, and be equidistant annular connection between cooling tube and connecting pipe through setting up a plurality of protruding of group, can shunt the cooling to hydraulic oil, and increase the whole area of contact with hydraulic oil in the cooling tube, thereby improve the cooling effect to hydraulic oil.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a combination view of a connecting tube and cooling assembly of the present invention;
FIG. 3 is an enlarged view of B of FIG. 2 according to the present invention;
FIG. 4 is a cross-sectional view A-A of FIG. 2 of the present invention;
FIG. 5 is an enlarged view of C of FIG. 4 in accordance with the present invention;
FIG. 6 is an illustration of the combination of the projection and filter assembly of the present invention.
In the figure: 1. an oil inlet pipe; 2. an oil outlet pipe; 3. a connecting pipe; 31. an annular aperture; 4. a cooling assembly; 41. a water inlet pipe; 411. a first control valve; 42. a water outlet pipe; 421. a second control valve; 43. a flow guide pipe I; 44. a second flow guide pipe; 45. a cooling tube; 451. a first diversion hole; 46. a protrusion; 47. a water storage cavity; 48. a second slider; 49. a second chute; 5. a filter assembly; 51. filtering with a screen; 52. a first slider; 53. a metal spring sheet; 54. a connecting plate; 55. a first chute; 56. a magnet block; 6. a recovery frame; 61. an annular thread groove; 62. a connecting ring; 63. a transparent viewing window; 64. a mounting ring; 65. and a second diversion hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 6, the present invention provides a technical solution:
a hydraulic pump station is shown in figures 1 to 4 and comprises an oil inlet pipe 1, an oil outlet pipe 2, a connecting pipe 3, a cooling assembly 4 and a filtering assembly 5, wherein the oil inlet pipe 1 and the oil outlet pipe 2 are respectively and fixedly connected to two ends of the connecting pipe 3, the filtering assembly 5 is arranged inside the connecting pipe 3, and the cooling assembly 4 is arranged between the oil inlet pipe 1 and the oil outlet pipe 2;
the cooling assembly 4 comprises a water inlet pipe 41, a water outlet pipe 42, a first flow guide pipe 43, a second flow guide pipe 44, a cooling pipe 45, a protrusion 46 and a water storage cavity 47, wherein the cooling pipe 45 is arranged inside the connecting pipe 3, the two ends of the connecting pipe 3 are fixedly connected with the second flow guide pipe 44, the first flow guide pipe 43 is fixedly connected between the second flow guide pipes 44, the two flow guide pipes 44 are respectively arranged inside the oil inlet pipe 1 and the oil outlet pipe 2, the two ends of the first flow guide pipe 43 are respectively penetrated into the oil inlet pipe 1 and the oil outlet pipe 2 and fixedly connected with the corresponding second flow guide pipe 44, the water inlet pipe 41 is arranged at a position, close to the middle part, of the outer surface of the first flow guide pipe 43, the water outlet pipe 42 is fixedly connected with the outer surface of the lower end of the second flow guide pipe 44 of the water inlet pipe 41, one end, far away from the second flow guide pipe 44, of the water inlet pipe 41 is communicated with the external water supply equipment, the internal surface fixed connection of cooling tube 45 has the protruding 46 of a plurality of groups, and the water storage chamber 47 has been seted up to the internal surface of protruding 46, the internal surface of water storage chamber 47 communicates with each other with the internal surface of cooling tube 45, a plurality of groups protruding 46 is annular equidistance distribution in the inside of cooling tube 45, and the one end that cooling tube 45 was kept away from to protruding 46 surface is connected with the internal surface fixed connection of connecting pipe 3.
The water inlet pipe 41 is used for introducing water flow into the cooling pipe 45, and the water flow is discharged through the water outlet pipe 42, so that the water flow flowing inside the cooling pipe 45 is used for cooling the hydraulic oil entering the connecting pipe 3 through the oil inlet pipe 1, the probability that the normal work of equipment is influenced by the overhigh temperature of the hydraulic oil in the hydraulic pump station is reduced, and the working efficiency of the device is improved;
in the operation process, follow oil tank exhaust hydraulic oil and advance oil pipe 1 once more, inside connecting pipe 3 and play oil pipe 2 get into the oil tank, rivers loop through inlet tube 41 honeycomb duct 43 this moment, two 44 inside that get into cooling tube 45 of honeycomb duct, and discharge by outlet pipe 42, and this in-process is connected between cooling tube 45 and connecting pipe 3 through setting up a plurality of protruding 46 of group equidistance annular connection, can shunt the cooling to hydraulic oil, and increase the inside whole area of contact with hydraulic oil of cooling tube 45, thereby improve the cooling effect to hydraulic oil.
As an embodiment of the present invention, as shown in fig. 6, a filter assembly 5 is disposed between two adjacent sets of the protrusions 46, and the distance between two adjacent sets of the protrusions 46 is gradually decreased from the oil inlet pipe 1 to the oil outlet pipe 2.
In the operation process, the hydraulic oil entering the connecting pipe 3 through the oil inlet pipe 1 is cooled by utilizing the water flow flowing inside the cooling pipe 45, so that the probability that the normal operation of equipment is influenced by the overhigh temperature of the hydraulic oil in a hydraulic pump station is reduced, the working efficiency of the device is improved, the hydraulic pump station of a concrete mixing plant and an asphalt mixing plant which are widely applied in the market is very easy to pollute in the ceaseless circulation process of the hydraulic oil, such as the hydraulic oil can be doped with impurities such as particles, dust, metal scraps and the like, meanwhile, the hydraulic oil can be easily subjected to various faults caused by the impurities due to oxidation deterioration, the service life of the hydraulic pump station is reduced, the distance between two adjacent groups of bulges 46 is gradually reduced from the direction from the oil inlet pipe 1 to the oil outlet pipe 2, and the impurities with larger volume can be primarily filtered by utilizing the change of the distance between the bulges 46, after hydraulic oil got into connecting pipe 3 through advancing oil pipe 1, hydraulic oil got into out oil pipe 2 through the space between arch 46, reduced in proper order from advancing oil pipe 1 direction to play oil pipe 2 direction between this in-process because the distance between arch 46, therefore the inside partial impurity of hydraulic oil then is blocked between two sets of archs 46, reduced its inside probability that arouses the device trouble of reentrant oil tank, and operating personnel regularly clears up its inside.
As an embodiment of the present invention, as shown in fig. 4 and 5, the filtering assembly 5 includes a filter screen 51, a first sliding block 52, a metal elastic sheet 53 and connecting plates 54, the two sides of the outer surface of the filter screen 51 close to the protrusion 46 are respectively and fixedly connected with the connecting plates 54, the metal elastic sheet 53 is fixedly connected between the two groups of connecting plates 54 close to the two sides, the metal elastic sheet 53 is also fixedly connected with the filter screen 51, the inner surface of the connecting pipe 3 and the joint between the outer surface of the cooling pipe 45 and the metal elastic sheet 53 are both provided with a first sliding groove 55, the first sliding groove 55 is connected with the first sliding block 52 in a sliding manner, and the first sliding block 52 is fixedly connected with the corresponding metal elastic sheet 53.
In the operation process, through setting up adjacent two sets of protruding 46's interval reduces from advancing oil pipe 1 to the direction of play oil pipe 2 gradually, can utilize the change of distance between protruding 46 to carry out prefilter to the great impurity of volume, filter the less impurity of partial volume through setting up filter screen 51 between adjacent two sets of protruding 46 simultaneously, improve the purity of hydraulic oil, reduce because the inside impurity of oil tank is too much and lead to the probability that the device produced the trouble, the life of the device is prolonged, and can reduce frictional resistance and the kinetic energy loss of follow-up filter screen 51 displacement in-process through setting up first slider 52, and make filter screen 51's displacement process possess the guidance quality.
As an embodiment of the present invention, as shown in fig. 2 to 6, a magnet block 56 is disposed inside the cooling tube 45, second sliding grooves 49 are disposed at the connection positions of the two sides of the inner surface of the cooling tube 45 and the magnet block 56, a second slider 48 is slidably connected inside the second sliding groove 49, the second slider 48 is fixedly connected to the magnet block 56, control valves 411 are disposed at the positions of the outer surface of the first flow guide pipe 43 close to the two sides of the water inlet pipe 41, the number of the water outlet pipes 42 is two, the two water outlet pipes 42 are fixedly connected to the two flow guide pipes 44, a control valve 421 is disposed at one end of the outer surface of the water outlet pipe 42 far from the two flow guide pipes 44, the control valves 411 and 421 on the same side are not opened at the same time, the cross sections of the metal elastic sheet 53 and the filter screen 51 are arc-shaped in a natural state, the first slider 52 is made of metal, the two ends of the inner surface of the cooling pipe 45 are provided with a first diversion hole 451 corresponding to the plurality of groups of protrusions 46, and the cooling pipe 45 is communicated with the water storage cavity 47 through the first diversion hole 451.
The filter screen 51 and the distance between two adjacent sets of the protrusions 46 are gradually reduced from the direction from the oil inlet pipe 1 to the oil outlet pipe 2 to filter the hydraulic oil passing through the connecting pipe 3, meanwhile, by arranging the magnet block 56, the control valve one 411 and the control valve two 421 which are positioned on the same side are not opened at the same time, in the operation process, the flow direction of the water flow can be changed by controlling the operation states of the control valve one 411 and the control valve two 421 of different sets, and the magnet block 56 is impacted by the water flow in the cooling pipe 45, so that when the flow direction of the water flow is different, the movement direction of the magnet block 56 in the cooling pipe 45 is changed, at the moment, because the metal elastic sheet 53 and the first sliding block 52 are made of metal, in the movement process of the magnet block 56, the metal elastic sheet 53 and the first sliding block 52 drive the filter screen 51 to move in the first sliding groove 55 under the magnetic force of the magnet block 56, because metal shrapnel 53 has elasticity and filter screen 51 cross section all is the arc under the natural state, consequently at the in-process that metal shrapnel 53 removed, filter screen 51 is suitable for the interval of adjacent two sets of protruding 46 and takes place deformation, make the connecting plate 54 of its both sides laminate with protruding 46 surface all the time, thereby guarantee the filter effect of device, along with filter screen 51 to the removal of being close to into oil pipe 1 direction, filter screen 51 props gradually and opens and makes connecting plate 54 laminate with the protruding 46 outer wall in both sides all the time, and then avoid causing the flow rate that blocks up reduction hydraulic oil because the impurity that filter screen 51 attaches on the surface causes the mesh, guarantee the normal flow of hydraulic oil, and at this in-process, connect between water storage chamber 47 and cooling tube 45 through setting up a water conservancy diversion hole 451, can effectively guarantee the inside water pressure of cooling tube 45, thereby guarantee that magnet piece 56 can remove under the effect of water impact force.
As an embodiment of the present invention, as shown in fig. 1 and 2, a recycling frame 6 is disposed at one end of an outer surface of the connecting pipe 3 close to the oil inlet pipe 1, the recycling frame 6 is in threaded connection with the oil inlet pipe 1, an annular thread groove 61 is disposed at a joint of the outer surface of the connecting pipe 3 and the recycling frame 6, a connecting ring 62 is in threaded connection with an inner portion of the annular thread groove 61, the connecting ring 62 is fixedly connected with the recycling frame 6, an annular hole 31 is disposed at a joint of the outer surface of the connecting pipe 3 and the oil inlet pipe 1, a mounting ring 64 is fixedly connected between the oil inlet pipe 1 and the cooling pipe 45, two diversion holes 65 are disposed at equal intervals on an inner surface of the mounting ring 64, the two diversion holes 65 correspond to the positions of the protrusions 46 one by one, and when the magnet block 56 is located at the leftmost end of the cooling pipe 45, the convex surface of the filter screen 51 is located inside the recycling frame 6.
Through the arrangement of the magnet block 56, the first control valve 411 and the second control valve 421, the position of the filter screen 51 can be conveniently adjusted by an operator according to needs, so that the normal flow of hydraulic oil is ensured, meanwhile, through the arrangement of the recovery frame 6, impurities can be collected when the filter screen 51 pushes the impurities towards the direction of the oil inlet pipe 1, the regular treatment of internal impurities by the operator is facilitated, in the cleaning process, when the filter screen 51 moves to the connection position of the recovery frame 6 and the connecting pipe 3 along with the metal elastic sheet 53 and the first sliding block 52 under the magnetic adsorption force of the magnet block 56, because the cross section of the filter screen 51 is arc-shaped in the natural state, and when the magnet block 56 is positioned at the leftmost end of the cooling pipe 45, the convex surface of the filter screen 51 is positioned inside the recovery frame 6, the convex side of the outer surface of the filter screen 51 enters the inside of the recovery frame 6, at the moment, the operator closes the oil inlet pipe 1 and waits for a period of time, make the inside hydraulic oil discharge of connecting pipe 3, the partial impurity on filter screen 51 surface falls down in the inside of retrieving frame 6 under self gravity this moment, then operating personnel rotates and retrieves frame 6, make it break away from connecting pipe 3 and clear up retrieving the inside impurity with filter screen 51 surface of frame 6 again, thereby guarantee the normal circulation of hydraulic oil, and at this in-process, through fixed connection between advancing oil pipe 1 and cooling tube 45, and set up water conservancy diversion hole two 65 in the inside of collar 64, can effectually support advancing oil pipe 1 and hydraulic oil flows to arch 46 through water conservancy diversion hole two 65, and simultaneously, utilize water conservancy diversion hole two 65 and the position one-to-one of arch 46, reduce its surface impurity of filter screen 51 in the in-process that removes to retrieving frame 6 and enter into the inside probability of advancing oil pipe 1 again through water conservancy diversion hole two 65.
As an embodiment of the present invention, as shown in fig. 3 and 6, the annular thread grooves 61 are arranged in several groups, and are in one-to-one correspondence with the connection rings 62 and in threaded connection therewith, a sealing ring is arranged between the annular thread grooves 61 and the connection rings 62, and a transparent viewing window 63 is arranged at a middle position of an outer surface of the recovery frame 6.
In the operation process, retrieve frame 6 through setting up, can collect impurity when filter screen 51 promotes impurity to advancing oil pipe 1 direction, the periodic processing of internal impurity of operating personnel of being convenient for, and through setting up multiunit annular thread groove 61 and go-between 62 threaded connection and set up the sealing washer between annular thread groove 61 and go-between 62, can improve the leakproofness of retrieving frame 6, simultaneously through setting up transparent observation window 63, the operating personnel of being convenient for observe whether the inside hydraulic oil of connecting pipe 3 discharges completely at the clearance in-process, thereby avoid leading to the hydraulic oil outflow owing to will retrieving frame 6 and connecting pipe 3 separation when connecting pipe 3 and the inside hydraulic oil of retrieving frame 6 are not discharged completely, cause the waste.
The working principle is as follows: in the operation process, hydraulic oil discharged from the oil tank enters the oil tank through the oil inlet pipe 1, the connecting pipe 3 and the oil outlet pipe 2 again, at the moment, water flows sequentially pass through the first flow guide pipe 43 and the second flow guide pipe 44 of the water inlet pipe 41 to enter the cooling pipe 45 and is discharged through the water outlet pipe 42, and in the process, a plurality of groups of protrusions 46 are arranged to be connected between the cooling pipe 45 and the connecting pipe 3 in an annular mode at equal intervals, so that the hydraulic oil can be cooled in a shunting mode, the contact area between the whole inside of the cooling pipe 45 and the hydraulic oil is increased, and the cooling effect on the hydraulic oil is improved;
in the operation process, the hydraulic oil entering the connecting pipe 3 through the oil inlet pipe 1 is cooled by utilizing the water flow flowing inside the cooling pipe 45, so that the probability that the normal operation of equipment is influenced by the overhigh temperature of the hydraulic oil in a hydraulic pump station is reduced, the working efficiency of the device is improved, the hydraulic pump station of a concrete mixing plant and an asphalt mixing plant which are widely applied in the market is very easy to pollute in the ceaseless circulation process of the hydraulic oil, such as the hydraulic oil can be doped with impurities such as particles, dust, metal scraps and the like, meanwhile, the hydraulic oil can be easily subjected to various faults caused by the impurities due to oxidation deterioration, the service life of the hydraulic pump station is reduced, the distance between two adjacent groups of bulges 46 is gradually reduced from the direction from the oil inlet pipe 1 to the oil outlet pipe 2, and the impurities with larger volume can be primarily filtered by utilizing the change of the distance between the bulges 46, after the hydraulic oil enters the connecting pipe 3 through the oil inlet pipe 1, the hydraulic oil enters the oil outlet pipe 2 through gaps between the bulges 46, and in the process, as the distance between the bulges 46 is sequentially reduced from the direction of the oil inlet pipe 1 to the direction of the oil outlet pipe 2, part of impurities in the hydraulic oil are clamped between the two groups of bulges 46, the probability of device failure caused by the fact that the impurities enter the oil tank again is reduced, and an operator regularly cleans the interior of the oil tank;
meanwhile, the filter screen 51 is arranged between the two adjacent groups of bulges 46 to filter partial impurities with smaller volume, so that the purity of the hydraulic oil is improved, the probability of failure of the device caused by excessive impurities in the oil tank is reduced, and the service life of the device is prolonged;
and through setting up magnet 56, control valve 411 and control valve two 421, the control valve 411 and the control valve two 421 that are located on the same side are opened not simultaneously, in the course of operation, through controlling the running state of the control valve 411 and the control valve two 421 of different groups, can change the flow direction of the rivers, and magnet 56 receives the water impact in the inside of the cooling tube 45, therefore when the flow direction of rivers is different, magnet 56 can change at the inside moving direction of the cooling tube 45 too, because metal shell fragment 53 and first slider 52 are the metal material at this moment, thus in the course that magnet 56 moves, metal shell fragment 53 and first slider 52 drive filter screen 51 to move in the inside of the first spout 55 under the magnetic force of magnet 56, because metal shell fragment 53 has elasticity and filter screen 51 cross section is arc under the natural state, therefore in the course that metal shell fragment 53 moves, the filter screen 51 is suitable for the deformation of the space between two adjacent sets of the protrusions 46, the connecting plates 54 on the two sides of the filter screen are always attached to the outer surfaces of the protrusions 46, so that the filtering effect of the device is ensured, along with the movement of the filter screen 51 towards the direction close to the oil inlet pipe 1, the filter screen 51 is gradually stretched to ensure that the connecting plates 54 are always attached to the outer walls of the protrusions 46 on the two sides, further, the situation that impurities attached to the surface of the filter screen 51 block meshes to cause blockage and reduce the flow rate of hydraulic oil is avoided, the normal flow of the hydraulic oil is ensured, in the process, the filter screen 51 is connected between the water storage cavity 47 and the cooling pipe 45 through the arrangement of the first flow guide holes 451, the water pressure inside the cooling pipe 45 can be effectively ensured, so that the magnet block 56 can move under the impact force of water flow, and when the filter screen 51 moves to the joint of the recovery frame 6 and the connecting pipe 3 along with the metal elastic sheet 53 and the first slide block 52 under the magnetic adsorption force of the magnet block 56, because the cross section all is the arc under the filter screen 51 natural state, and when magnet piece 56 was located cooling tube 45 leftmost end, filter screen 51's convex surface was located the inside of retrieving frame 6, consequently, the convex one side of filter screen 51 surface gets into the inside of retrieving frame 6, operating personnel closed into oil pipe 1 this moment, and wait for a period of time, make the inside hydraulic oil of connecting pipe 3 discharge, the part impurity on filter screen 51 surface falls down in the inside of retrieving frame 6 under self gravity this moment, then operating personnel rotates and retrieves frame 6, make it break away from with connecting pipe 3 again and clear up the impurity on retrieving frame 6 inside and filter screen 51 surface, thereby guarantee the normal circulation of hydraulic oil.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
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| CN202111050035.2A CN113883132A (en) | 2021-09-08 | 2021-09-08 | Hydraulic pump station |
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| CN119712636A (en) * | 2024-12-10 | 2025-03-28 | 中铁五局集团路桥工程有限责任公司 | A hydraulic power device and power system for bridge construction machine |
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