CN113833642A - Hydraulic control system based on hydraulic pump performance test - Google Patents
Hydraulic control system based on hydraulic pump performance test Download PDFInfo
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- CN113833642A CN113833642A CN202111119459.XA CN202111119459A CN113833642A CN 113833642 A CN113833642 A CN 113833642A CN 202111119459 A CN202111119459 A CN 202111119459A CN 113833642 A CN113833642 A CN 113833642A
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- hydraulic pump
- filter
- oil
- fixedly connected
- pressure
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B51/00—Testing machines, pumps, or pumping installations
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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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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
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- Fluid Mechanics (AREA)
- Fluid-Pressure Circuits (AREA)
Abstract
The invention relates to the technical field of hydraulic control systems, in particular to a hydraulic control system based on a hydraulic pump performance test, which comprises an oil tank, a hydraulic pump set, a valve set, a water cooling tank, an installation head, an oil inlet pipe, a fixed base, a drawing box, a fixed seat, a pressure block, a water absorption cotton piece, a feed inlet, a limit plug, an oil outlet pipe, a filter, a stretching net, a handle, a telescopic rod, a shaving hair, a clamping block, a recording plate, a sliding track, a scraping plate, a handle, a limit sleeve, a data display screen and a warning lamp, wherein a plurality of pressure blocks are uniformly distributed, when the hydraulic pump set generates vibration during operation, the generated vibration can be buffered by the matching of the plurality of pressure blocks, so that the stability of the hydraulic pump set is kept, and the water absorption cotton piece slides on the pressure blocks through the fixed seat after absorbing a colored liquid coating in a protection pad, and transferring the colored paint adsorbed on the water-absorbing cotton piece to the pressure block.
Description
Technical Field
The invention relates to the technical field of hydraulic control systems, in particular to a hydraulic control system based on a hydraulic pump performance test.
Background
The hydraulic pump is a power element of a hydraulic system, and is an element which is driven by an engine or an electric motor, sucks oil from a hydraulic oil tank, forms pressure oil, discharges the pressure oil and sends the pressure oil to an execution element. The hydraulic pump is divided into a gear pump, a plunger pump, a vane pump and a screw pump according to the structure, the hydraulic pump is a hydraulic element for providing pressurized liquid for hydraulic transmission, and is one type of pump, the hydraulic pump has the function of converting mechanical energy of a power machine (such as a motor, an internal combustion engine and the like) into pressure energy of liquid in the manufacturing industry of high pressure, high speed and high power, the proportion of mechanical, electrical and liquid integrated equipment in the whole mechanical equipment is increased, and a hydraulic experiment table is used as necessary equipment for detecting the hydraulic element and can measure various hydraulic elements such as the hydraulic pump, a hydraulic valve and the like.
However, the existing hydraulic control system based on the hydraulic pump performance test is not perfect in structure and has certain defects:
1. need guarantee under the prerequisite of detecting hydraulic pump performance that the hydraulic pump measures under stable environment, if the hydraulic pump takes place position change when detecting, thereby can lead to detecting time measuring because of the detection state accuracy that leads to detecting is inaccurate, influences the detection effect, and can't be to its snap judgments to the unstability of the concrete position of hydraulic pump.
2. In the testing process, whether the profit that can not guarantee the device in the oil tank in real time exists impurity, cause the jam to the pipeline easily after if impurity gets into oil pipe to produce very big influence to the testing process, if can not regularly clear up the filter screen, can shorten the life of device, have certain limitation.
3. In the pressure detection process, an operator judges the pressure value through data display, but cannot confirm the detection result synchronously and manually, and if the acquired information is wrong, the operator cannot quickly judge the pressure value, so that the accuracy of the detection result is influenced.
Disclosure of Invention
The invention aims to provide a hydraulic control system based on a hydraulic pump performance test.
In order to achieve the purpose, the invention adopts the following technical scheme:
a hydraulic control system based on a hydraulic pump performance test comprises an oil tank, a hydraulic pump set, a valve set, a water cooling tank, a mounting head, an oil inlet pipe, a fixed base, a pumping box, fixed seats, pressure blocks, water absorption cotton sheets, a feed inlet, a limiting plug, an oil outlet pipe, a filter, a stretching net, a handle, a telescopic rod, a shaving hair, a clamping block, a recording board, a sliding track, a scraping plate, a handle, a limiting sleeve, a data display screen and a warning lamp, wherein the hydraulic pump set is arranged at the top end of the oil tank, the fixed base is connected with the bottom end of the hydraulic pump set in a clamping manner, the pumping box is fixedly connected with the top end of the oil tank at the bottom end of the fixed base in a sliding manner, the plurality of fixed seats are uniformly arranged on the inner wall of the pumping box, the pressure blocks are arranged on two sides of the inner wall of each fixed seat, a protection pad is arranged inside each pressure block, and the water absorption cotton sheets are fixedly connected with one end, which is adjacent to each other pressure block, two adjacent absorbent cotton sheets are respectively attached to two sides of the pressure block.
Preferably, the top of a plurality of pressure pieces is all fixed to run through and has been had the feed inlet, and the equal block of inner wall of a plurality of feed inlets is connected with spacing stopper, and the inner wall of a plurality of spacing stoppers is all fixed to be equipped with sealed the pad.
Preferably, the inner walls of the plurality of fixing seats are all connected with pressure blocks in a sliding mode, and the top ends of the plurality of pressure blocks are all fixedly connected with protection pads.
Preferably, one corner fixed mounting on oil tank top has into oil pipe, the one end threaded connection of the output of hydraulic pump group and valve group, and the inside of oil tank is equipped with the filter, goes out oil pipe's the other end and the output fixed connection of filter, and the tensile net of one end fixedly connected with of filter, the hair is scraped to the inner wall fixedly connected with of tensile net, a plurality of outer wall sliding connection who scrapes the hair all with the filter.
Preferably, the top fixedly connected with telescopic link of tensile net one end, the front and the fixedly connected with handle of filter are run through in the one end activity of telescopic link, the equal fixedly connected with fixture block in both sides of tensile net one end, the outer wall of two fixture blocks all with the one end card of filter with be connected.
Preferably, a water cooling tank is fixedly mounted on one side of the oil tank, mounting heads penetrate through two sides of the top end of the water cooling tank, an oil inlet pipe is connected to the inner wall of one of the mounting heads in a threaded mode, the outer wall of the oil inlet pipe penetrates through the inside of the water cooling tank and is connected with the other mounting head in a threaded mode, and the other end of the oil inlet pipe penetrates through the inside of the oil tank and is fixedly connected with one end of the oil outlet pipe.
Preferably, one side fixed mounting of oil tank has the slip track, and the outer wall sliding connection of slip track has the recording board, and the front sliding connection of recording board has the scraper blade, and the top fixedly connected with handle of scraper blade, one side fixedly connected with stop collar of recording board.
Preferably, the other side fixed mounting of oil tank has the data display screen, and pressure sensor is installed to the outer wall that advances oil pipe, and pressure sensor is through the wire and the controller electric connection that set up, controller and external power supply electric connection.
The invention has at least the following beneficial effects:
1. according to the hydraulic control system based on the hydraulic pump performance test, the plurality of pressure blocks are uniformly distributed through the matching of the fixed base, the drawing box, the fixed base and the pressure blocks, when the hydraulic pump set vibrates during operation, the generated vibration can be buffered through the matching of the plurality of pressure blocks, so that the stability of the hydraulic pump set is kept, after the water absorption cotton sheet absorbs the liquid paint with colors in the protection pad, the colored paint absorbed on the water absorption cotton sheet is transferred to the pressure blocks through the up-and-down sliding of the fixed base on the pressure blocks, and an operator can judge the vibration degree and the specific vibration range by observing the length of the colored paint on the pressure blocks, so that the subsequent better maintenance and inspection can be realized, and the detection effect is greatly improved to a certain extent.
2. According to the hydraulic control system based on the hydraulic pump performance test, the oil outlet pipe is matched with the filter, the oil in the oil tank is filtered through the filter holes in the filter in the oil inlet process, so that the oil can be kept in a more stable state in the operation process, when the filter is used for a period of time and meshes are blocked, an operator hooks the handle by means of an external appliance, the handle is pulled to drive the telescopic rod to move on the outer wall of the filter, the meshes of the filter are effectively cleaned by scraping, the condition that the filter cannot operate due to blockage is avoided, the filtering effect is increased to a certain extent, a certain protection effect is achieved on the internal structures of the oil outlet pipe and the oil inlet pipe, and the practicability of the device is improved.
3. According to the hydraulic control system based on the hydraulic pump performance test, the cooperation of the fur scraper, the scraper and the filter is arranged, when the hydraulic control system records signals sent by the pressure sensor, the warning lamp can be triggered in each use, an operator can manually record on the protective pad by observing the triggering condition of the warning lamp, the effect of effectively recording transmitted information is achieved, the operator can clear the recorded information by manually sliding the handle to drive the scraper to slide on the recording plate, and the follow-up secondary recording is assisted.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a schematic view of the present invention;
FIG. 2 is a schematic structural view of a fixing base;
FIG. 3 is a schematic cross-sectional view of the holder and pressure block;
FIG. 4 is an enlarged view of a portion of FIG. 3 at A;
FIG. 5 is a schematic view of the filter construction;
FIG. 6 is an enlarged view of a portion of FIG. 5 at A;
FIG. 7 is a schematic view showing the structure of the recording plate and the squeegee.
In the figure: 1. an oil tank; 2. a hydraulic pump unit; 3. a valve group; 4. a water cooling tank; 5. a mounting head; 6. an oil inlet pipe; 7. a fixed base; 8. drawing the box; 9. a fixed seat; 10. a pressure block; 11. a protection pad; 12. a water-absorbent cotton sheet; 13. a feed inlet; 14. a limiting plug; 15. an oil outlet pipe; 16. a filter; 17. stretching the web; 18. a handle; 19. a telescopic rod; 20. shaving; 21. a clamping block; 22. a recording plate; 23. a sliding track; 24. a squeegee; 25. a handle; 26. a limiting sleeve; 27. a data display screen; 28. a warning light.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The first embodiment is as follows:
as shown in fig. 1-7, a hydraulic control system based on a hydraulic pump performance test comprises an oil tank 1, a hydraulic pump unit 2, a valve set 3, a water cooling tank 4, an installation head 5, an oil inlet pipe 6, a fixed base 7, a drawing box 8, a fixed seat 9, a pressure block 10, a water-absorbing cotton piece 12, a feed inlet 13, a limit plug 14, an oil outlet pipe 15, a filter 16, a stretching net 17, a handle 18, a telescopic rod 19, a shaving 20, a clamping block 21, a recording plate 22, a sliding rail 23, a scraping plate 24, a handle 25, a limit sleeve 26, a data display screen 27 and a warning light 28, wherein the top end of the oil tank 1 is provided with the hydraulic pump unit 2, the bottom end of the hydraulic pump unit 2 is connected with the fixed base 7 in a clamping manner, the bottom end of the fixed base 7 is fixedly connected with the top end of the oil tank 1, the inner wall of the fixed base 7 is connected with the drawing box 8 in a sliding manner, the inner wall of the drawing box 8 is uniformly provided with a plurality of the fixed seats 9, the fixed seat 9 is provided with the pressure block 10 on both sides of the inner walls of the plurality of the fixed seats 9, the protection pads 11 are arranged inside the pressure blocks 10, the water absorbing cotton sheets 12 are fixedly connected to the ends, close to each other, of the two adjacent pressure blocks 10, the two adjacent water absorbing cotton sheets 12 are respectively attached to the two sides of the pressure blocks 10, the pressure blocks 10 are uniformly distributed through the matching of the arranged fixed base 7, the drawing box 8, the fixed base 9 and the pressure blocks 10, when the hydraulic pump set 2 vibrates in operation, the generated vibration can be buffered through the matching of the pressure blocks 10, so that the stability of the hydraulic pump set 2 is kept, after the water absorbing cotton sheets 12 absorb liquid paint with colors in the protection pads 11, the fixed base 9 slides up and down on the pressure blocks 10, the colored paint absorbed on the water absorbing cotton sheets 12 is transmitted to the pressure blocks 10, an operator observes the color paint on the pressure blocks 10, and then the effect of judging the degree and the specific vibration range is achieved, so as to follow-up better maintenance and inspection, promotion by a wide margin has been carried out to detection effect to a certain extent, the top of a plurality of pressure pieces 10 is all fixed to be run through there is feed inlet 13, the equal block in inner wall of a plurality of feed inlets 13 is connected with spacing stopper 14, the equal fixed sealed pad that is equipped with of inner wall of a plurality of spacing stoppers 14, the equal sliding connection of inner wall of a plurality of fixing bases 9 has pressure piece 10, the equal fixedly connected with protection pad 11 in top of a plurality of pressure pieces 10, feed inlet 13 has played limiting displacement to protection pad 11 with spacing stopper 14's cooperation, protection pad 11 has been prevented to spill over when the range of rocking is too big.
Example two:
on the basis of the first embodiment, as shown in fig. 1, 5 and 6, an oil inlet pipe 6 is fixedly installed at one corner of the top end of an oil tank 1, the output end of a hydraulic pump set 2 is in threaded connection with one end of a valve set 3, a filter 16 is arranged inside the oil tank 1, the other end of an oil outlet pipe 15 is fixedly connected with the output end of the filter 16, one end of the filter 16 is fixedly connected with a stretching net 17, the inner wall of the stretching net 17 is fixedly connected with scraping bristles 20, and the scraping bristles 20 are all in sliding connection with the outer wall of the filter 16. By arranging the matching of the oil outlet pipe 15 and the filter 16, the engine oil in the oil tank 1 is firstly filtered through the filter pores on the filter 16 in the oil inlet process, so that the engine oil can be kept in a more stable state in the operation process, when the filter 16 is used for a period of time and the meshes are blocked, an operator hooks the handle 18 by means of an external appliance, so that the handle 18 is pulled to drive the telescopic rod 19 to move on the outer wall of the filter 16, the meshes of the filter 16 are effectively cleaned by the bristles 20, the condition that the filter 16 cannot operate due to blockage is prevented, the filtering effect is increased to a certain extent, a certain protection effect is achieved on the internal structures of the oil outlet pipe 15 and the oil inlet pipe 6, the practicability of the device is improved, the top of one end of the stretching net 17 is fixedly connected with the telescopic rod 19, one end of the telescopic rod 19 movably penetrates through the front of the filter 16 and is fixedly connected with the handle 18, the two sides of one end of the stretching net 17 are fixedly connected with the fixture blocks 21, the outer walls of the two fixture blocks 21 are clamped and connected with one end of the filter 16, the two fixture blocks 21 are clamped and connected with one end of the filter 16 when in use, thereby achieving the effect of effectively shielding and covering the filter 16 through the stretching net 17, when not in use, the dust-proof and storage functions can be achieved, the stretching rod 19 and the handle 18 are matched to achieve the pulling function on the stretching net 17, the stretching net 17 can be driven to move on the filter 16, thereby achieving the function of cleaning impurities in meshes of the filter 16 through the bristles 20, one side of the oil tank 1 is fixedly provided with the water cooling tank 4, two sides of the top end of the water cooling tank 4 are provided with the mounting heads 5, the inner wall of one of the mounting heads 5 is in threaded connection with an oil inlet pipe 6, the outer wall of the oil inlet pipe 6 penetrates through the inside of the water cooling tank 4 and is in threaded connection with the other mounting head 5, and the other end of the oil inlet pipe 6 fixedly penetrates through the inside of the oil tank 1 and is fixedly connected with one end of the oil outlet pipe 15. The setting of water-cooling case 4 reaches the effect of carrying out the water-cooling to advancing oil pipe 6 to can obtain more accurate testing result.
Example three:
on the basis of the first embodiment, as shown in fig. 1 and 7, a sliding rail 23 is fixedly installed on one side of the oil tank 1, a recording plate 22 is slidably connected to the outer wall of the sliding rail 23, a scraping plate 24 is slidably connected to the front surface of the recording plate 22, a handle 25 is fixedly connected to the top end of the scraping plate 24, a stop collar 26 is fixedly connected to one side of the recording plate 22, a data display screen 27 is fixedly installed on the other side of the oil tank 1, a pressure sensor is installed on the outer wall of the oil inlet pipe 6, the pressure sensor is electrically connected to a controller through a set lead wire, the controller is electrically connected to an external power supply, when a hydraulic control system records a signal sent by the pressure sensor through the cooperation of the scraping bristles 20, the scraping plate 24 and the filter 16, a warning lamp 28 can be triggered during each use, an operator manually records on the protection pad 11 by observing the triggering condition of the warning lamp 28, the effect of effectively recording the transmitted information is achieved, the manual sliding handle 25 of the operator drives the scraper 24 to slide on the recording plate 22, so that the recorded information can be cleared, the follow-up secondary recording is assisted, and the follow-up secondary recording is assisted.
The working principle is as follows: when the hydraulic pump set 2 is used, a switch of the hydraulic pump set 2 is turned on, the hydraulic pump set 2 is driven to operate, when hydraulic oil is transmitted to the water cooling tank 4 through the filter 16 and the oil outlet pipe 15 for water cooling, the hydraulic oil is transmitted to the valve set 3 through the mounting head 5, measurement of various parameters in the valve set 3 is measured by a traditional pressure gauge and is transmitted to the data display screen 27 for display, when the hydraulic pump set 2 vibrates during operation, vibration is transmitted to the plurality of pressure blocks 10 through the fixing base 7, due to the arrangement of the plurality of pressure blocks 10, an effective buffering effect can be achieved on vibration force generated by the hydraulic pump set 2, the limiting plug 14 is manually opened, the protective pad 11 is injected through the feed inlet 13, the water absorption cotton piece 12 is contacted with the protective pad 11, the absorbed protective pad 11 is absorbed, and then the absorbed protective pad 11 is transmitted to the fixing base 9, so that the vibration amplitude is detected through color, when the meshes of the filter 16 are blocked due to filtering, an operator performs limit connection on the handle 18 by means of external force, so that the pull handle 18 drives the telescopic rod 19 to move on the outer wall of the filter 16, the meshes of the filter 16 are effectively cleaned by the bristles 20, and the situation that the filter 16 cannot run due to blocking is prevented, the two 21 are clamped with one end of the filter 16 when in use, so that the effect of effectively shielding and covering the filter 16 through the filter 17 is achieved, the effects of containing and preventing dust when not in use can be achieved, when the detection state is displayed by stretching the net 17 in a curve mode, the pressure sensor can be triggered to drive the warning lamp 28 to perform detection and reminding, the operator can manually record the record through the recording plate 22 by means of the flickering of the warning lamp 28, the manual sliding handle 25 drives the scraper 24 to slide on the recording plate 22, the effect of cleaning, scraping off the record on the record board 22 has been reached, accomodate the recording pen through stop collar 26 for can record through record board 22 fast when next record.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. A hydraulic control system based on a hydraulic pump performance test comprises an oil tank (1), a hydraulic pump set (2), a valve set (3), a water cooling tank (4), a mounting head (5), an oil inlet pipe (6), a fixed base (7), a drawing box (8), a fixed seat (9), a pressure block (10), a water absorption cotton sheet (12), a feed inlet (13), a limiting plug (14), an oil outlet pipe (15), a filter (16), a stretching net (17), a handle (18), a telescopic rod (19), a hair scraping plate (20), a clamping block (21), a recording plate (22), a sliding track (23), a scraping plate (24), a handle (25), a limiting sleeve (26), a data display screen (27) and a warning lamp (28), and is characterized in that the hydraulic pump set (2) is arranged at the top end of the oil tank (1), and the fixed base (7) is clamped and connected to the bottom end of the hydraulic pump set (2), the bottom of unable adjustment base (7) and the top fixed connection of oil tank (1), the inner wall sliding connection of unable adjustment base (7) has and takes out box (8), the inner wall of taking out box (8) evenly is equipped with a plurality of fixing base (9), and is a plurality of pressure piece (10) have all been seted up to the both sides of fixing base (9) inner wall, and are a plurality of the inside of pressure piece (10) all is equipped with protection pad (11), adjacent two the equal fixedly connected with of one end that pressure piece (10) are close to each other absorbs water cotton piece (12), adjacent two absorb water cotton piece (12) laminate with the both sides of pressure piece (10) respectively mutually.
2. The hydraulic control system based on the hydraulic pump performance test is characterized in that a feeding hole (13) is fixedly formed in the top end of each of the pressure blocks (10), limiting plugs (14) are connected to the inner walls of the feeding holes (13) in a clamping mode, and sealing gaskets are fixedly arranged on the inner walls of the limiting plugs (14).
3. The hydraulic control system based on the hydraulic pump performance test is characterized in that pressure blocks (10) are connected to the inner walls of the fixed seats (9) in a sliding mode, and protection pads (11) are fixedly connected to the top ends of the pressure blocks (10).
4. The hydraulic control system based on the hydraulic pump performance test is characterized in that an oil inlet pipe (6) is fixedly installed at one corner of the top end of the oil tank (1), the output end of the hydraulic pump set (2) is in threaded connection with one end of the valve set (3), a filter (16) is arranged inside the oil tank (1), the other end of the oil outlet pipe (15) is fixedly connected with the output end of the filter (16), one end of the filter (16) is fixedly connected with a stretching net (17), the inner wall of the stretching net (17) is fixedly connected with scraping bristles (20), and the scraping bristles (20) are all in sliding connection with the outer wall of the filter (16).
5. The hydraulic control system based on the hydraulic pump performance test is characterized in that a telescopic rod (19) is fixedly connected to the top of one end of the stretching net (17), one end of the telescopic rod (19) movably penetrates through the front face of the filter (16) and is fixedly connected with a handle (18), clamping blocks (21) are fixedly connected to two sides of one end of the stretching net (17), and the outer walls of the two clamping blocks (21) are clamped and connected with one end of the filter (16).
6. The hydraulic control system based on the hydraulic pump performance test is characterized in that a water cooling tank (4) is fixedly mounted on one side of the oil tank (1), mounting heads (5) penetrate through two sides of the top end of the water cooling tank (4), an oil inlet pipe (6) is in threaded connection with the inner wall of one mounting head (5), the outer wall of the oil inlet pipe (6) penetrates through the inside of the water cooling tank (4) and is in threaded connection with the other mounting head (5), and the other end of the oil inlet pipe (6) penetrates through the inside of the oil tank (1) and is fixedly connected with one end of an oil outlet pipe (15).
7. The hydraulic control system based on the hydraulic pump performance test is characterized in that a sliding rail (23) is fixedly mounted on one side of the oil tank (1), a recording plate (22) is slidably connected to the outer wall of the sliding rail (23), a scraping plate (24) is slidably connected to the front face of the recording plate (22), a handle (25) is fixedly connected to the top end of the scraping plate (24), and a limiting sleeve (26) is fixedly connected to one side of the recording plate (22).
8. The hydraulic control system based on the hydraulic pump performance test of claim 1, wherein a data display screen (27) is fixedly mounted on the other side of the oil tank (1), a pressure sensor is mounted on the outer wall of the oil inlet pipe (6), the pressure sensor is electrically connected with a controller through a set lead, and the controller is electrically connected with an external power supply.
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