CN116062674B - Skid-mounted environment-friendly oil discharge system - Google Patents

Abstract

The invention relates to the field of skid-mounted gas stations, in particular to a skid-mounted environment-friendly oil discharging system, which comprises a skid-mounted gas station body consisting of a control room and a tank body accommodating bin, and further comprises a water supply assembly, a spray cooling assembly and a temperature detector, wherein the water supply assembly comprises a first water tank, a booster pump and an intermittent driving mechanism, the first water tank is provided with a water filling port, a water outlet and a return port, the intermittent driving mechanism comprises a driver, a top pin, a proximity switch and a regulating mechanism, the regulating mechanism comprises a second water tank, a horizontal pipe, a piston and a telescopic rod, the second water tank is provided with a water inlet, a first water outlet and a second water outlet, the telescopic rod comprises a movable rod, the spray cooling assembly is used for intermittently spraying water to an oil tank through the intermittent driving mechanism, so that tank body cracking is prevented from happening in rapid cold and hot alternation, and a plurality of rotary spray heads in the spray cooling assembly spray water to the surface of the oil tank, and the temperature of the oil tank is taken away through evaporation and heat absorption of the water mist.

Description

Skid-mounted environment-friendly oil discharge system

Technical Field

The invention relates to the field of skid-mounted gas stations, in particular to a skid-mounted environment-friendly oil discharge system.

Background

The full-name blocking explosion-proof skid-mounted oiling device for the skid-mounted gas station is a ground oiling device integrating an oiling machine, a blocking explosion-proof double-layer oil storage tank, blocking explosion-proof oil gas recovery and an automatic fire extinguisher, is like a large container, can be hoisted and moved, and has all functions of fixing the gas station; the oil storage tank of the obstructing explosion-proof skid-mounted gas station is modified by the obstructing explosion-proof technology, wherein the obstructing explosion-proof material (the obstructing explosion-proof material is a net-shaped structure material composed of special aluminum alloy) is filled in the oil storage tank storing inflammable and explosive liquid according to a certain density mode, and explosion accidents can not occur when naked flame, static electricity, impact, lightning strike, gunshot, welding and unexpected violent impact accidents are met. The system is widely applicable to places where vehicles are concentrated, such as ports, wharfs, airports, logistics parks, industrial parks, passenger stations, nuclear power stations, large construction sites, gas stations in enterprises and the like.

The prior China patent with the publication number of CN114194643A discloses a separation anti-explosion skid-mounted oiling device, but has the following defects:

firstly, the explosion-proof principle is that whether the tank body expands or not is detected through a plurality of pressure sensors attached to the surface of the tank body, but because the skid-mounted gas station is movable, if the tank body shakes or violent vibration caused by an earthquake can influence the pressure sensors in the moving process, the pressure sensors are not influenced by the expansion of the tank body, but the detected numerical value of the pressure sensors is influenced by external force factors;

Secondly, the device can only perform explosion protection on the expanded tank body, and the explosion protection risk is increased because the tank body is expanded, and the device is meaningless and should prevent the tank body before the tank body is expanded;

therefore, aiming at the problems, it is necessary to provide a skid-mounted environment-friendly oil discharging system to solve.

Disclosure of Invention

Based on the above, it is necessary to provide a skid-mounted environment-friendly oil discharge system aiming at the problems in the prior art.

In order to solve the problems in the prior art, the invention adopts the following technical scheme: the utility model provides a sled dress environmental protection oil discharge system, include the sled dress filling station body that comprises control room and jar body hold the storehouse, jar body holds the storehouse internal fixation and is equipped with the oil tank, still including locating the water supply module in the control room and locating jar body and hold spray cooling module and temperature detector in the storehouse, temperature detector is used for detecting jar body and holds the temperature in the storehouse, spray cooling module is used for cooling down to the oil tank spray water, water supply module includes a water tank, the force (forcing) pump and be used for intermittent type to open the intermittent type actuating mechanism who stops the force (forcing) pump, be equipped with the water filling port on the water tank, delivery port and return port, intermittent type actuating mechanism includes the driver, the ejector pin, proximity switch and regulation and control mechanism, regulation and control mechanism includes No. two water tanks, the horizontal pipe, piston and telescopic link to each other with the water tank, no. one side water tank is located the top of No. water tank, no. two water tank bottom water inlets, no. one outlet and No. two water tank bottom water tank top is close to No. two water tank bottom water tank, proximity switch sliding connection is in No. two water tank top, make proximity switch can slide along the horizontal direction, the drive ejector pin is used for driving the ejector pin to stop the intermittent type, be equipped with water filling port, water filling port and return port, water pump and return port are drawn off the horizontal pipe, and water pump side pump, the water inlet and return port, water pump and water outlet and return valve are connected to the horizontal pump.

Further, the control room internal fixation is equipped with double-deck switch board and holds the cabinet, a water tank is fixed to be located in holding the cabinet, intermittent type formula actuating mechanism locates the upper strata of double-deck switch board, the force (forcing) pump is fixed to be located the lower floor of double-deck switch board, the driver includes the motor cabinet, step motor, threaded rod and thread bush, the upper strata of double-deck switch board is located through the support is fixed to the motor cabinet, step motor is the level and fixedly locates in the motor cabinet, threaded rod and step motor's the coaxial fixedly link to each other of output, the thread bush is located on the threaded rod and thread bush and threaded rod screw-thread fit, the one end shaping that the motor cabinet is close to the threaded rod has two gag lever posts that are parallel with the threaded rod, the threaded rod is located between two gag lever posts, the shaping has two sliding sleeves that slide respectively on two gag lever posts, the knock pin links firmly with the thread bush, and the axial of knock pin and proximity switch's slip direction are unanimous with the axial of threaded rod.

Further, the fixed rectangle mount pad that is the level and is located the motor cabinet side that is equipped with in top of No. two water tanks, the fixed slide rail that is the level that is equipped with on the rectangle mount pad, be equipped with the slide on the slide rail, proximity switch links firmly with the slide, the inside of rectangle mount pad is hollow form, the inside of rectangle mount pad is located to the level pipe is fixed, the axial of level pipe is unanimous with the axial of threaded rod, the one end of level pipe is linked together with No. two water tanks through a connecting pipe, the coaxial shaping of the other end of level pipe has a retaining ring, the cap end orientation of piston is a connecting pipe, the pole portion level of piston passes a retaining ring and stretches out outside the level pipe, coaxial linking firmly has on the extension end of piston rod portion the connecting rod, the connecting rod links to each other with the movable rod through a montant.

Further, the one end shaping that the motor cabinet was kept away from to rectangle mount pad has the riser, the telescopic link still includes fixed cover and a spring, fixed cover is located on the riser, the axial of fixed cover is unanimous with horizontal tube axial, the movable rod is slided and is located in the fixed cover, a spring is located in the fixed cover, and the both ends of a spring are contacted with movable rod and riser respectively, movable rod one end is located fixed cover, the other end level stretches to proximity switch, the upper end and the movable rod that are located the fixed cover of a montant link firmly, the fixed bar holding tank that dodges a montant and carry out horizontal displacement that has been offered on the cover, the other end of movable rod is fixed and is equipped with vertical decurrent No. two montants, the slide is close to the fixed strip that is the level that is equipped with of one end of No. two montants, set up the bar spout that length direction is unanimous with the axial of movable rod on the strip, the lower extreme of No. two montants inserts in the strip spout down.

Further, be equipped with the retaining mechanism between connecting rod and the slide, be equipped with the wide tolerance displacement mechanism between connecting rod and the montant, the retaining mechanism includes horizontal slide bar, vertical slide bar and vertical pipe box, the top of rectangle mount pad is fixedly located to the vertical pipe box, the upper end of vertical pipe box is open structure, the bottom is enclosed construction, vertical slide bar slides and locates in the vertical pipe box, the upper end of vertical slide bar is equipped with the wedge that can elasticity pushes down, the bottom shaping of slide has No. two wedges, the vertical portion of wedge and the vertical portion of wedge laminate mutually of No. two, the one end of horizontal slide bar links firmly with the one end that the connecting rod is close to the piston, the other end level of horizontal slide bar passes the lower extreme of vertical pipe box and cooperates with the lower extreme wedge of vertical slide bar, wide tolerance displacement mechanism includes No. two springs and supports the piece, a length direction and the axial unanimous bar heavy inslot of connecting rod is kept away from to the connecting rod to the piece and is located the heavy inslot of bar and keeps away from the lower extreme of piston and link firmly, no. two springs locate the bar inslot, the both ends of No. two springs are inconsistent with the montant that support piece and heavy inslot respectively.

Further, vertical slide bar includes standpipe and solid post, solid post is in vertical slip locates vertical pipe box, the lower extreme of solid post cooperates with the one end slide wedge of horizontal slide bar, the lower tip of standpipe is open structure, and link firmly with the upper end is coaxial of solid post, the coaxial shaping of upper end of standpipe has No. two stop rings, the lower extreme shaping of wedge has a downward coaxial sliding pin that passes No. two stop rings, the lower extreme coaxial shaping of sliding pin has the circular slider of sliding in locating the standpipe, be equipped with in the standpipe and be vertical No. three springs, the upper and lower both ends of No. three springs are inconsistent with circular slider and solid post respectively.

Further, spray the cooling subassembly and include a plurality of along the water pipe that the length direction of oil tank distributes side by side and head and end link to each other, all be connected with the rotatory nozzle towards the oil tank on every water pipe, be connected with on the water outlet of force (forcing) pump and be horizontal calandria, the water pipe that is close to the control room links to each other with the calandria through a plurality of No. two connecting pipes, the middle part of calandria links to each other with the water inlet through hose No. one to the junction of hose No. one and water inlet is equipped with the check valve.

Further, the second water outlet is connected with the reflux port through a second hose, wherein the electromagnetic valve is arranged at the joint of the second hose and the reflux port.

Compared with the prior art, the invention has the following beneficial effects:

firstly, the device reduces the temperature of the surface of the oil tank before the oil tank expands through the spray cooling component and the temperature detector, prevents the oil tank from being excessively expanded due to heating, and reduces the explosion-proof risk to the minimum;

secondly, the spraying cooling component of the device sprays water to the oil tank intermittently through the intermittent driving mechanism, so that potential safety hazards caused by tank body cracking of the oil tank caused by rapid cold and hot alternation are prevented, and a plurality of rotary spray heads in the spraying cooling component change water flow into water mist to spray the water mist to the surface of the oil tank, so that the temperature of the oil tank is taken away through evaporation and heat absorption of the water mist;

thirdly, the regulation and control mechanism of the device drives the proximity switch to move in the reverse direction through hydraulic drive, so that the proximity switch is separated from the ejector pin, and the frequency of the stepping motor is replaced by the mode, so that the device is efficient and environment-friendly, and the service life of the stepping motor is further prolonged.

Drawings

FIG. 1 is a schematic perspective view of an embodiment;

FIG. 2 is a top view of an embodiment;

FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;

FIG. 4 is an enlarged partial schematic view of the portion A1 in FIG. 3;

FIG. 5 is an enlarged partial schematic view designated by A2 in FIG. 3;

FIG. 6 is a cross-sectional view taken along line B-B of FIG. 2;

FIG. 7 is a top view of the containment cabinet and double-layer control cabinet of an embodiment;

FIG. 8 is a cross-sectional view taken along line C-C of FIG. 7;

FIG. 9 is an enlarged partial schematic view designated by A3 in FIG. 8;

FIG. 10 is an enlarged partial schematic view designated by A4 in FIG. 8;

FIG. 11 is an enlarged partial schematic view designated by A5 in FIG. 10;

FIG. 12 is an enlarged partial schematic view designated by A6 in FIG. 10;

fig. 13 is a schematic perspective view of the actuator of the embodiment;

FIG. 14 is a top view of a regulating mechanism of an embodiment;

FIG. 15 is a cross-sectional view taken along line D-D of FIG. 14;

FIG. 16 is an enlarged partial schematic view designated by A7 in FIG. 15;

FIG. 17 is an enlarged partial schematic view designated by A8 in FIG. 15;

fig. 18 is a partially enlarged schematic view indicated by A9 in fig. 15.

The reference numerals in the figures are: 1. a control room; 2. a tank accommodating bin; 3. skid-mounted gas station bodies; 4. an oil tank; 5. a first hose; 6. a one-way valve; 7. a temperature detector; 8. a first water tank; 9. a pressurizing pump; 10. a water filling port; 11. a water outlet; 12. a return port; 13. a second hose; 14. a knock pin; 15. a proximity switch; 16. a calandria; 17. a second water tank; 18. a horizontal tube; 19. a piston; 20. a water inlet; 21. a first water outlet; 22. a second water outlet; 23. a movable rod; 24. an electromagnetic valve; 25. a double-layer control cabinet; 26. a containing cabinet; 27. a motor base; 28. a stepping motor; 29. a threaded rod; 30. a thread sleeve; 31. a bracket; 32. a limit rod; 33. a sliding sleeve; 34. a rectangular mounting base; 35. a slide plate; 36. a first connecting pipe; 37. a first baffle ring; 38. a connecting rod; 39. a first vertical rod; 40. a vertical plate; 41. a fixed sleeve; 42. a first spring; 43. a bar-shaped accommodating groove; 44. a second vertical rod; 45. a strip-shaped plate; 46. a strip-shaped chute; 47. a horizontal slide bar; 48. a vertical slide bar; 49. a vertical pipe sleeve; 50. a first inclined wedge block; 51. a second inclined wedge block; 52. a second spring; 53. abutting blocks; 54. a strip-shaped sinking groove; 55. a standpipe; 56. a solid column; 57. a second baffle ring; 58. a slide pin; 59. a circular slider; 60. a third spring; 61. a water pipe; 62. rotating the spray head; 63. and a second connecting pipe.

Detailed Description

The invention will be further described in detail with reference to the drawings and the detailed description below, in order to further understand the features and technical means of the invention and the specific objects and functions achieved.

Referring to figures 1 to 18, the skid-mounted environment-friendly oil unloading system comprises a skid-mounted gas station body 3 consisting of a control room 1 and a tank accommodating bin 2, wherein an oil tank 4 is fixedly arranged in the tank accommodating bin 2, the skid-mounted environment-friendly oil unloading system further comprises a water supply assembly arranged in the control room 1, a spray cooling assembly arranged in the tank accommodating bin 2 and a temperature detector 7, the temperature detector 7 is used for detecting the temperature in the tank accommodating bin 2, the spray cooling assembly is used for spraying mist water to the oil tank 4 for cooling, the water supply assembly comprises a first water tank 8, a booster pump 9 and an intermittent driving mechanism used for intermittently starting and stopping the booster pump 9, the first water tank 8 is provided with a water filling port 10, a water outlet 11 and a backflow port 12, the intermittent driving mechanism comprises a driver, a top pin 14, a proximity switch 15 and a regulating mechanism, the regulating mechanism comprises a second water tank 17, a horizontal pipe 18, a piston 19 and a telescopic rod, the second water tank 17 is arranged above the first water tank 8, the second water tank 17 is provided with a water inlet 20 arranged at the bottom of the second water tank 17, a first water outlet 21 close to the top of the second water tank 17 and a second water outlet 22 close to the bottom of the second water tank 17, the proximity switch 15 is slidably connected above the second water tank 17, so that the proximity switch 15 can slide along the horizontal direction, the driver is used for driving the ejector pin 14 to push the proximity switch 15, the booster pump 9 is started, the water outlet 11 is connected with the water inlet end of the booster pump 9, a part of water discharged from the water outlet end of the booster pump 9 is discharged to the spray cooling assembly, a part of water is discharged into the water inlet 20 in a unidirectional way, the horizontal pipe 18 is connected with the first water outlet 21, the piston 19 is slidably arranged in the horizontal pipe 18, the telescopic rod comprises a movable rod 23 which can extend and retract along the sliding direction of the proximity switch 15 and is in a rebound manner, the piston 19 is driven to move by the water pressure in the horizontal pipe 18, and the proximity switch 15 is driven by the movable rod 23 to reversely slide to be separated from the ejector pin 14, and the return port 12 is connected with the second water outlet 22 through the electromagnetic valve 24.

The temperature detector 7 is electrically connected with a controller (not shown in the figure) for controlling the start and stop of the driver, when the temperature in the tank accommodating bin 2 is too high, the temperature detector 7 converts a high-temperature signal into an electric signal to be transmitted to the controller, the driver is started through the controller, the driver drives the ejector pin 14 to displace one end distance, the ejector pin 14 abuts against the proximity switch 15, the proximity switch 15 is used for switching on and off an operation circuit of the pressurizing pump 9 and opening and closing the electromagnetic valve 24, when the proximity switch 15 abuts against the ejector pin 14, the operation circuit of the pressurizing pump 9 is closed, the pressurizing pump 9 is started, the electromagnetic valve 24 simultaneously closes a passage leading the second water outlet 22 to the return port 12, water in the first water tank 8 is pumped out in a pressurizing mode through the pressurizing pump 9, and two branches of the water discharged from the water outlet 11 in a pressurizing mode are respectively discharged to the spray cooling assembly and the water inlet 20 in the process, spraying mist water to the oil tank 4 for cooling through the spray cooling component, meanwhile, the water in the second water tank 17 is more and more, when the water level in the second water tank 17 exceeds the first water outlet 21, the water in the second water tank 17 is discharged into the horizontal pipe 18 through the first water outlet 21, when the water in the second water tank 17 is full, the piston 19 in the horizontal pipe 18 is pressed against the piston 19 through the water pressure, so that the piston 19 slides in the horizontal pipe 18 and drives the movable rod 23 to displace, the telescopic rod is in a retracted state and generates reset elastic force, the movable rod 23 displaces and drives the proximity switch 15 to displace away from the ejector pin 14, once the proximity switch 15 is separated from the ejector pin 14 and loses the interference, the operation circuit of the pressurizing pump 9 is disconnected, the pressurizing pump 9 stops, the passage of the second water outlet 22 to the reflow port 12 is opened through the electromagnetic valve 24, the spray cooling component stops spraying water at the moment, meanwhile, the water level in the second water tank 17 gradually drops, water in the second water tank 17 flows into the first water tank 8 through the return port 12, the movable rod 23 drives the piston 19 to reversely displace through the reset elastic force, the water in the horizontal pipe 18 is gradually pushed by the piston 19 to back until the movable rod 23 is reset to an initial state, at the moment, the proximity switch 15 is driven by the movable rod 23 to collide with the ejector pin 14 again, the booster pump 9 is started again, so that the cyclic reciprocation is realized, intermittent cyclic water spraying of the spray cooling assembly is finally realized, after the temperature in the tank accommodating bin 2 drops, the temperature detector 7 converts a low-temperature signal into an electric signal again to be transmitted to the controller, and drives the ejector pin 14 to reversely displace and reset through the controller, at the moment, the ejector pin 14 is completely separated from the proximity switch 15, the spray cooling assembly is not further increased until the temperature in the tank accommodating bin 2 is started again, and the driver is started only according to the signal transmitted to the temperature detector 7;

When the oil tank 4 is at high temperature, if water spraying cooling is continuously carried out, tank body cracking can be generated in rapid cold and hot alternation of the oil tank 4, and potential safety hazards are generated, so that the spraying cooling of the oil tank 4 can only be intermittent, water mist sprayed by the spraying cooling component falls on the tank body of the oil tank 4, and the water mist evaporates and absorbs heat to take away the temperature of the oil tank 4.

In order to reveal the specific structure of the drive, the following features are provided:

the control room 1 internal fixation is equipped with double-deck switch board 25 and holds the cabinet 26, water tank 8 is fixed to be located in holding the cabinet 26, intermittent type formula actuating mechanism locates the upper strata of double-deck switch board 25, force (forcing) pump 9 is fixed to be located the lower floor of double-deck switch board 25, the driver includes motor cabinet 27, step motor 28, threaded rod 29 and thread bush 30, the upper strata of double-deck switch board 25 is located to motor cabinet 27 is fixed through support 31, step motor 28 is the level and is fixed locating in motor cabinet 27, threaded rod 29 links firmly with the output of step motor 28 coaxially, thread bush 30 locates on threaded rod 29 and thread bush 30 and threaded rod 29 screw fit, the one end shaping that motor cabinet 27 is close to threaded rod 29 has two gag lever 32 that are parallel to threaded rod 29, threaded rod 29 is located between two gag lever levers 32, the shaping has two sliding sleeves 33 on the two gag lever levers 32 of sliding respectively, jackpin 14 links firmly with thread bush 30, and the axial of jackpin 14 and the slip direction of approach switch 15 and the axial of threaded rod 29 are unanimous.

When the temperature detector 7 detects high temperature, the controller starts the stepping motor 28, so that the output end of the stepping motor 28 can drive the threaded rod 29 to rotate for a certain angle, the threaded sleeve 30 in threaded fit with the threaded rod 29 is limited by the two limiting rods 32, so that the threaded sleeve 30 only carries out horizontal displacement, finally the ejector pin 14 connected with the threaded sleeve 30 carries out horizontal displacement and contacts with the proximity switch 15, and when the temperature detector 7 detects low temperature, the controller starts the stepping motor 28, so that the output end of the stepping motor 28 is reversed, and the ejector pin 14 is driven to reversely displace and separate from the proximity switch 15;

the output end of the stepping motor 28 only rotates forwards or reversely for a certain number of turns, so that the displacement distance of the ejector pin 14 driven by the threaded sleeve 30 is certain, when the proximity switch 15 is installed, the distance between the proximity switch 15 and the ejector pin 14 can be adjusted by sliding the proximity switch 15 because the proximity switch 15 is in sliding connection, and the ejector pin 14 can be abutted against the proximity switch 15 after the stepping motor 28 drives the ejector pin 14 to displace until the stepping motor 28 stops;

because the pressurizing pump 9 is controlled to be the proximity switch 15, if the displacement of the ejector pin 14 is controlled directly through the stepping motor 28, the ejector pin 14 is continuously abutted against and separated from the proximity switch 15, and intermittent water supply to the spraying cooling component can be realized, but in this way, the stepping motor 28 needs to be frequently started, the stepping motor 28 is a precise control device, the frequent starting can cause certain damage to the stepping motor 28, the stepping motor 28 in the device is started only according to the signal transmitted by the temperature detector 7 to the controller, the frequency of the frequency starting of the stepping motor 28 is reduced, the proximity switch 15 is reversely driven to displace by the regulating mechanism of the device through hydraulic driving, so that the proximity switch 15 is separated from the ejector pin 14, the frequency starting of the stepping motor 28 is replaced in this way, the device is efficient and environment-friendly, and the service life of the stepping motor 28 is further prolonged.

In order to reveal the specific connection of the horizontal tube 18 and of the movable rod 23 to the piston 19, the following features are provided in particular:

the top of the second water tank 17 is fixedly provided with a rectangular installation seat 34 which is horizontal and is positioned beside the motor seat 27, the rectangular installation seat 34 is fixedly provided with a horizontal linear sliding rail, the linear sliding rail is provided with a sliding plate 35, the proximity switch 15 is fixedly connected with the sliding plate 35, the inside of the rectangular installation seat 34 is hollow, the horizontal pipe 18 is fixedly arranged in the rectangular installation seat 34, the axial direction of the horizontal pipe 18 is consistent with the axial direction of the threaded rod 29, one end of the horizontal pipe 18 is communicated with the second water tank 17 through a first connecting pipe 36, the other end of the horizontal pipe 18 is coaxially provided with a first baffle ring 37, the cap end of the piston 19 faces the first connecting pipe 36, the rod part of the piston 19 horizontally passes through the first baffle ring 37 and extends out of the horizontal pipe 18, the extending end of the rod part of the piston 19 is coaxially fixedly connected with a connecting rod 38, and the connecting rod 38 is connected with the movable rod 23 through a first vertical rod 39.

When the level in the second water tank 17 gradually rises, water in the second water tank 17 is discharged into the horizontal pipe 18 through the first connecting pipe 36, once the second water tank 17 is full, the water pressure in the horizontal pipe 18 props against the cap end of the piston 19, so that the piston 19 slides in the horizontal pipe 18 away from the top pin 14, when the piston 19 slides, the rod part of the piston 19 extending to the horizontal pipe 18 drives the movable rod 23 to displace through the first vertical rod 39, finally the proximity switch 15 connected with the movable rod 23 is driven by the movable rod 23 to gradually separate from the top pin 14, once the proximity switch 15 is separated from the top pin 14, the pressurizing pump 9 is stopped, the electromagnetic valve 24 opens the passage of the second water outlet 22 to the return port 12, at this time, since the second water tank 17 is positioned above the first water tank 8, water flows downwards, then water in the second water tank 17 is discharged into the return port 12 through the second water outlet 22 via the electromagnetic valve 24, meanwhile, the water pressure in the horizontal pipe 18 is gradually reduced, so that the movable rod 23 can reset through elasticity, and as a certain amount of water still exists in the horizontal pipe 18 at this time, the movable rod 23 can drive the proximity switch 15 to slowly displace until the movable rod 23 resets to an initial state, the proximity switch 15 is in contact with the ejector pin 14 again, and the displacement time of the proximity switch 15 when reset is reduced, namely the time of the proximity switch 15 in contact with the ejector pin 14 again is reduced, so that the interval time of spraying water of the spray cooling assembly is increased, and in the interval time, the water mist falling on the oil tank 4 is taken away by heated evaporation to bring away the surface temperature of the oil tank 4.

In order to realize how the movable rod 23 is rebound and reset, the following features are specifically provided:

the one end shaping that the motor cabinet 27 was kept away from to rectangle mount pad 34 has riser 40, the telescopic link still includes fixed cover 41 and a spring 42, fixed cover 41 is located on riser 40, the axial of fixed cover 41 is unanimous with horizontal tube 18 axial, movable rod 23 slides and locates in the fixed cover 41, a spring 42 locates in the fixed cover 41, and the both ends of a spring 42 are inconsistent with movable rod 23 and riser 40 respectively, movable rod 23 one end is located fixed cover 41, the other end level stretches to proximity switch 15, the upper end of a montant 39 and the one end that movable rod 23 is located fixed in the fixed cover 41 link firmly, set up on the fixed cover 41 and dodge a montant 39 and carry out horizontal displacement's bar holding tank 43, the other end of movable rod 23 is fixed and is equipped with vertical No. two montants 44 down, slide 35 is close to No. two montant 44's one end is fixed and is equipped with a horizontally bar 45, bar 46 that the length direction is unanimous with the axial of movable rod 23 is seted up on the bar 45, no. 44's lower extreme inserts bar 46 downwards.

In the initial state, the spring 42 is completely released, the movable rod 23 is in an extending state through the abutting of the spring 42, after the spring 42 is completely released, the movable rod 23 extends to the limit, when the movable rod 23 extends to the limit, the lower end of the second vertical rod 44 abuts against one end of the strip-shaped sliding groove 46 close to the proximity switch 15, when the piston 19 is pressed and slid by the water pressure in the horizontal tube 18, the piston 19 drives the movable rod 23 to retract towards the fixed sleeve 41 through the first vertical rod 39, in the process, the movable rod 23 compresses the spring 42, the spring 42 generates an elastic force, the upper end of the first vertical rod 39 slides in the strip-shaped accommodating groove 43, meanwhile, the second vertical rod 44 slides in the strip-shaped sliding groove 46, the second vertical rod 44 moves from one end of the strip-shaped sliding groove 46 close to the proximity switch 15 to one end of the strip-shaped sliding groove 46 far away from the proximity switch 15, once the second vertical rod 44 moves to abut against one end of the strip-shaped sliding groove 46, which is far away from the proximity switch 15, the second vertical rod 44 drives the proximity switch 15 to slide on the linear sliding rail through the strip-shaped plate 45, at the moment, the proximity switch 15 is separated from the knock pin 14, then the water level in the second water tank 17 gradually drops, meanwhile, the water pressure born by the piston 19 gradually drops, at the moment, the restoring elastic force of the first spring 42 overcomes the water resistance born by the piston 19 and can abut against the movable rod 23 to stretch out, when the movable rod 23 gradually stretches out, the second vertical rod 44 slides in the strip-shaped sliding groove 46, when the second vertical rod 44 slides to abut against one end of the strip-shaped sliding groove 46, which is close to the proximity switch 15, the second vertical rod 44 drives the proximity switch 15 to move towards the knock pin 14 through the strip-shaped plate 45 until the elastic force of the first spring 42 is completely released, at the moment, the proximity switch 15 abuts against the knock pin 14 again, then through the cooperation of the second vertical rod 44 and the strip-shaped chute 46, when the movable rod 23 is driven to extend by the first spring 42, the displacement of the proximity switch 15 and the displacement of the movable rod 23 have a time difference, so that the displacement time when the proximity switch 15 is reset is reduced, and the water spraying interval time of the spraying cooling assembly is further increased.

Since the movable rod 23 connected with the proximity switch 15 is elastically connected with the first spring 42, the proximity switch 15 is in an active state, when the proximity switch 15 is interfered by the ejector pin 14, the proximity switch 15 moves backward along with the interference of the ejector pin 14, and at this time, the proximity switch 15 cannot be triggered due to too small acting force of the interference of the ejector pin 14 and the proximity switch 15, so in order to solve the above-mentioned problems, the following features are specifically set:

the anti-back mechanism is arranged between the connecting rod 38 and the sliding plate 35, the wide-tolerance displacement mechanism is arranged between the connecting rod 38 and the first vertical rod 39, the anti-back mechanism comprises a horizontal sliding rod 47, a vertical sliding rod 48 and a vertical pipe sleeve 49, the vertical pipe sleeve 49 is fixedly arranged at the top of the rectangular mounting seat 34, the upper end of the vertical pipe sleeve 49 is of an opening structure, the bottom end of the vertical pipe sleeve 49 is of a closed structure, the vertical sliding rod 48 is slidably arranged in the vertical pipe sleeve 49, the upper end of the vertical sliding rod 48 is provided with a first inclined wedge 50 which can elastically press down, the bottom of the sliding plate 35 is provided with a second inclined wedge 51, the vertical part of the first inclined wedge 50 is attached to the vertical part of the second inclined wedge 51, one end of the horizontal sliding rod 47 is fixedly connected with one end of the connecting rod 38, which is close to the piston 19, the other end of the horizontal sliding rod 47 horizontally passes through the lower end of the vertical pipe sleeve 49 and is matched with the inclined wedge at the lower end of the vertical sliding rod 48, the wide-tolerance displacement mechanism comprises a second spring 52 and a propping block 53, one end of the connecting rod 38 is provided with a strip-shaped groove 54 which is consistent with the axial direction of the connecting rod 38, the propping block 53 is arranged at one end of the connecting rod 38, and the propping block 53 is positioned in one end of the sinking groove 54, which is far away from the piston 19, and the sinking the end of the rod 39 is fixedly connected with the second spring 54, and the two ends of the strip-shaped spring 54 are respectively propping up against the strip-shaped groove 52.

In the initial state, the spring 52 is completely released, the horizontal slide bar 47 is matched with the wedge of the vertical slide bar 48 to enable the vertical slide bar 48 to move upwards, so that the first wedge block 50 arranged at the upper end of the vertical slide bar 48 is close to the bottom of the slide plate 35, finally the vertical part of the first wedge block 50 is attached to the vertical part of the first wedge block 50, the vertical slide bar 48 is in a fixed state, when the ejector pin 14 is driven to move towards the proximity switch 15, the second wedge block 51 arranged at the bottom of the slide plate 35 is abutted against the first wedge block 50, the proximity switch 15 is not abutted against by the ejector pin 14, after the proximity switch 15 is triggered, the pressurizing pump 9 is started, water is fed into the horizontal pipe 18, the piston 19 sliding through water pressure drives the connecting rod 38 to move, when the connecting rod 38 moves, the proximity switch 15 is driven to move through the first vertical rod 39, however, at this time, the proximity switch 15 is stopped by the first wedge 50 on the vertical slide bar 48, so that the connecting rod 38 is blocked and cannot be displaced, so that by the tolerance displacement mechanism, when the connecting rod 38 can stop the proximity switch 15, the first vertical rod 39 is displaced before the proximity switch 15, in the process, the first vertical rod 39 is in a fixed state due to the stopping of the proximity switch 15, then the connecting rod 38 drives the second spring 52 to displace towards the abutting block 53, relative to the connecting rod 38, the abutting block 53 arranged at the lower end of the first vertical rod 39 slides in the strip-shaped sinking groove 54 and compresses the second spring 52, then the tolerance displacement is given to the connecting rod 38 by the expansion and contraction amount generated by deformation of the second spring 52, once the connecting rod 38 moves, the connecting rod 38 drives the horizontal slide bar 47 to slide out from the lower end of the vertical sleeve 49, meanwhile the vertical slide bar 48 loses the abutting of the horizontal slide bar 47, and descends due to self weight, finally, the lower end of the vertical sliding rod 48 is abutted against the lower end of the vertical sleeve 49, the first inclined wedge 50 arranged at the upper end of the vertical sliding rod 48 is separated from the second inclined wedge 51, so that the proximity switch 15 is changed into an active state from a non-return state, after the second spring 52 is compressed to the limit, the connecting rod 38 drives the whole first vertical rod 39 to displace, and finally, the proximity switch 15 can be driven to displace;

When the first vertical rod 39 is reversely driven to reset by the movable rod 23, the piston 19 is not subjected to resistance because the water pressure in the horizontal pipe 18 is reduced at this time, then the second spring 52 can completely release the elastic force and drive the whole piston 19 to displace by a distance which is the expansion and contraction amount generated by deformation of the second spring 52, and when the movable rod 23 is driven to extend by the first spring 42 due to the cooperation of the second vertical rod 44 and the strip-shaped sliding groove 46, the displacement of the proximity switch 15 and the displacement of the movable rod 23 have a time difference, then the vertical sliding rod 48 is reset before the sliding plate 35, that is, after the vertical sliding rail is completely lifted, the first wedge 50 and the second wedge 51 are prevented from colliding by the elastic depression of the first wedge 50.

In order to realize the elastic pressing function of the first wedge 50, the following features are specifically set:

the vertical slide bar 48 comprises a vertical pipe sleeve 55 and a solid column 56, the solid column 56 is vertically arranged in the vertical pipe sleeve 49 in a sliding manner, the lower end of the solid column 56 is matched with one end of the horizontal slide bar 47 in a wedge manner, the lower end of the vertical pipe 55 is of an opening structure and is coaxially and fixedly connected with the upper end of the solid column 56, a second baffle ring 57 is coaxially formed at the upper end of the vertical pipe 55, a sliding pin 58 downwards coaxially penetrates through the second baffle ring 57 is formed at the lower end of the first wedge 50, a round sliding block 59 is coaxially formed at the lower end of the sliding pin 58 and is arranged in the vertical pipe sleeve 55 in a sliding manner, a vertical third spring 60 is arranged in the vertical pipe sleeve 55, and the upper end and the lower end of the third spring 60 are respectively in contact with the round sliding block 59 and the solid column 56.

When the vertical slide bar 48 is pushed up by the horizontal slide bar 47, the third spring 60 completely releases the elastic force to push the first wedge 50 up through the slide pin 58, but the first wedge 50 is always located below the slide plate 35 and is not in contact with the slide plate 35, when the slide plate 35 moves towards the ejector pin 14, the second wedge 51 gradually moves towards the first wedge 50 until the inclined surface of the second wedge 51 is in contact with the inclined surface of the first wedge 50, and then the first wedge 50 is driven to move down by the horizontal contact force of the second wedge 51 to the first wedge 50, at this time, the slide pin 58 is retracted in the vertical sleeve 49, the third spring 60 is compressed by the circular slide 59, when the second wedge 51 moves beyond the first wedge 50, the first wedge 50 loses the contact force with the second wedge 51, and finally the first wedge 50 is pushed up to an initial state by the reset elastic force of the third spring 60, at this time, the vertical part of the first wedge 50 is opposite to the vertical part of the second wedge 51, and then the first wedge 50 is driven to move down by the horizontal contact force of the second wedge 51, at this time, the slide pin 58 is retracted in the vertical sleeve 49, and the third wedge 50 is prevented from being pushed out by the slide pin 57.

In order to show the concrete structure of spray cooling subassembly, set up following characteristics:

the spray cooling assembly comprises a plurality of water pipes 61 which are distributed in parallel along the length direction of the oil tank 4 and are connected end to end, each water pipe 61 is connected with a rotary spray head 62 which faces the oil tank 4, the water outlet end of the pressurizing pump 9 is connected with a horizontal calandria 16, the water pipe 61 which is close to the control room 1 is connected with the calandria 16 through a plurality of second connecting pipes 63, the middle part of the calandria 16 is connected with the water inlet 20 through a first hose 5, and the joint of the first hose 5 and the water inlet 20 is provided with a one-way valve 6.

After the booster pump 9 is started, water flows through the drain pipe 16 and then flows to the first hose 5 and one of the water pipes 61, the rotary spray heads 62 rotate to spray water on the surface of the oil tank 4, water entering the second water tank 17 through the water inlet 20 gradually increases until the water level in the second water tank 17 exceeds the first water outlet 21, and then the water in the second water tank 17 flows into the horizontal pipe 18 and acts on the cap end of the piston 19, and the check valve 6 is used for preventing the water in the second water tank 17 from flowing back into the first hose 5.

In order to show the specific connection mode of the second water outlet 22 and the return outlet 12, the following features are provided:

The second water outlet 22 is connected with the return port 12 through the second hose 13, wherein the electromagnetic valve 24 is arranged at the joint of the second hose 13 and the return port 12.

Because No. two water tank 17 is higher than No. one water tank 8, when solenoid valve 24 opens the passageway between No. two hose 13 and return port 12, no. two water tank 17 in can follow No. two hose 13 and flow into No. one water tank 8 again to this acts on piston 19 and carries out the water of hydraulic drive and can cyclic utilization, has practiced thrift the water resource.

Working principle:

when the temperature in the tank body accommodating bin 2 is too high, the temperature detector 7 converts a high-temperature signal into an electric signal to be transmitted to the controller, the controller starts the stepping motor 28, the stepping motor 28 drives the ejector pin 14 to displace one end of the distance to enable the ejector pin 14 to abut against the proximity switch 15, the proximity switch 15 stops through the first inclined wedge 50, the proximity switch 15 cannot abut against the ejector pin 14 and recede, when the proximity switch 15 is triggered, the booster pump 9 is started, water flows through the calandria 16 and then flows to the first hose 5 and one of the water pipes 61 respectively, a plurality of rotary spray heads 62 rotate to spray water and turn the water into mist on the surface of the oil tank 4, the water mist attached to the surface of the oil tank 4 absorbs heat through evaporation, thereby taking the temperature of the surface of the oil tank 4, the water entering the second water tank 17 through the water inlet 20 is gradually increased, until the water level in the second water tank 17 exceeds the first water outlet 21, then the water in the second water tank 17 flows into the horizontal pipe 18 and acts on the cap end of the piston 19, then the piston 19 is pressed against the horizontal pipe 18 by water pressure, when the piston 19 slides, the connecting rod 38 drives the second spring 52 to move towards the abutting block 53, the abutting block 53 arranged at the lower end of the first vertical rod 39 slides in the strip-shaped sinking groove 54 and compresses the second spring 52 relative to the connecting rod 38, the expansion and contraction amount generated by deformation of the second spring 52 gives the connecting rod 38 a wide displacement amount, once the connecting rod 38 moves, the connecting rod 38 drives the horizontal sliding rod 47 to slide out from the lower end of the vertical sleeve 49, the vertical sliding rod 48 loses the interference of the horizontal sliding rod 47 and descends due to self weight, finally the lower end of the vertical sliding rod 48 is pressed against the lower end of the vertical sleeve 49, the first wedge block 50 arranged at the upper end of the vertical slide bar 48 is separated from the second wedge block 51, so that the proximity switch 15 is changed into a movable state from a non-return state, after the second spring 52 is compressed to the limit, the connecting rod 38 drives the whole first vertical rod 39 to displace, finally the proximity switch 15 can be driven to displace, after the displacement of the proximity switch 15, the pressurizing pump 9 stops, water stops entering the second water tank 17, the electromagnetic valve 24 opens a passage between the second hose 13 and the backflow port 12, water in the second water tank 17 flows into the first water tank 8 again along the second hose 13, water in the horizontal pipe 18 is reduced along with the decline of the water level of the second water tank 17, at the moment, the reset elastic force of the first spring 42 overcomes the water resistance born by the piston 19 and pushes the movable rod 23 to stretch out, when the movable rod 23 gradually stretches out, the second vertical rod 44 slides in the strip-shaped chute 46, after the second vertical rod 44 slides to be close to one end of the proximity switch 15, the second vertical rod 44 drives the proximity switch 15 to face the top pin 14 through the strip 45, the second pressurizing rod 15 moves towards the top pin 14, the first water tank 14 again, the water in the second water tank 17 is pushed into the second water tank 17 again along the second hose 13, the water in the second water tank 17 drops along with the second water level, the second water tank 17 drops along with the second water tank 17, the water level until the water is completely pushed by the second vertical rod is pushed down by the second vertical rod 44, the second vertical rod 44 is completely and the water, the second vertical rod is completely pushed by the pressure rod is completely, and the water, the second water pump is completely, and the water is completely, and the water.

The foregoing examples merely illustrate one or more embodiments of the invention, which are described in greater detail and are not to be construed as limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.

Claims (5)

1. The utility model provides a sled dress environmental protection oil discharge system, include skid-mounted filling station body (3) that comprises control room (1) and jar body hold storehouse (2), jar body holds storehouse (2) internal fixation and is equipped with oil tank (4), a serial communication port, still including locating the water supply subassembly in control room (1) and locating the jar body and hold spray cooling subassembly and temperature detector (7) in storehouse (2), temperature detector (7) are used for detecting jar body and hold the temperature in storehouse (2), spray cooling subassembly is used for cooling to oil tank (4) spray water, water supply subassembly includes first water tank (8), force (forcing) pump (9) and be used for intermittent type to start and stop force (forcing) pump (9) intermittent type actuating mechanism, be equipped with water filling port (10) on first water tank (8), delivery port (11) and return port (12), intermittent type actuating mechanism includes the driver, jackpin (14), proximity switch (15) and regulation and control mechanism, regulation and control mechanism include No. two water tanks (17), horizontal tube (18), piston (19) and telescopic link, no. 17) are located the water tank No. 8 top, no. 17 is close to water tank No. 17, no. 17 and No. 20 are close to water tank No. 17 and No. 17 are located water tank No. 17, the proximity switch (15) is slidably connected above the second water tank (17), so that the proximity switch (15) can slide along the horizontal direction, the driver is used for driving the ejector pin (14) to push against the proximity switch (15), the pressurizing pump (9) is started, the water outlet (11) is connected with the water inlet end of the pressurizing pump (9), a part of water discharged from the water outlet end of the pressurizing pump (9) is discharged to the spray cooling assembly, a part of water is unidirectionally discharged into the water inlet (20), the horizontal pipe (18) is connected with the first water outlet (21), the piston (19) is slidably arranged in the horizontal pipe (18), the telescopic rod comprises a movable rod (23) which can stretch and rebound along the sliding direction of the proximity switch (15), the piston (19) is driven to move by the water pressure in the horizontal pipe (18), the movable rod (23) drives the proximity switch (15) to reversely slide and separate from the ejector pin (14), and the reflux port (12) is connected with the second water outlet (22) through the electromagnetic valve (24);

The control room (1) is internally fixed with a double-layer control cabinet (25) and a containing cabinet (26), a first water tank (8) is fixedly arranged in the containing cabinet (26), an intermittent driving mechanism is arranged on the upper layer of the double-layer control cabinet (25), a pressurizing pump (9) is fixedly arranged on the lower layer of the double-layer control cabinet (25), a driver comprises a motor seat (27), a stepping motor (28), a threaded rod (29) and a threaded sleeve (30), the motor seat (27) is fixedly arranged on the upper layer of the double-layer control cabinet (25) through a bracket (31), the stepping motor (28) is horizontally and fixedly arranged in the motor seat (27), the threaded rod (29) is coaxially and fixedly connected with the output end of the stepping motor (28), the threaded sleeve (30) is arranged on the threaded rod (29) and is in threaded fit with the threaded sleeve (30), one end of the motor seat (27) close to the threaded rod (29) is provided with two limiting rods (32) parallel to the threaded rod (29), the threaded rod (29) is arranged between the two limiting rods (32), the threaded sleeve (30) is provided with two sliding sleeves (14) which are respectively arranged on the two limiting rods (32) in a sliding manner, the threaded sleeve (30) is fixedly connected with the threaded sleeve (33), the axial direction of the ejector pin (14) and the sliding direction of the proximity switch (15) are consistent with the axial direction of the threaded rod (29);

The top of the second water tank (17) is fixedly provided with a rectangular mounting seat (34) which is horizontal and is positioned beside the motor seat (27), the rectangular mounting seat (34) is fixedly provided with a horizontal linear sliding rail, the linear sliding rail is provided with a sliding plate (35), the proximity switch (15) is fixedly connected with the sliding plate (35), the inside of the rectangular mounting seat (34) is hollow, the horizontal pipe (18) is fixedly arranged in the rectangular mounting seat (34), the axial direction of the horizontal pipe (18) is consistent with the axial direction of the threaded rod (29), one end of the horizontal pipe (18) is communicated with the second water tank (17) through a first connecting pipe (36), the other end of the horizontal pipe (18) is coaxially provided with a first baffle ring (37), the cap end of the piston (19) faces the first connecting pipe (36), the rod part of the piston (19) horizontally passes through the first baffle ring (37) and extends out of the horizontal pipe (18), the extending end of the rod part of the piston (19) is coaxially fixedly connected with a connecting rod (38), and the connecting rod (38) is connected with the movable rod (23) through a first vertical rod (39);

a retaining mechanism is arranged between the connecting rod (38) and the sliding plate (35), a wide-tolerance displacement mechanism is arranged between the connecting rod (38) and the first vertical rod (39), the retaining mechanism comprises a horizontal sliding rod (47), a vertical sliding rod (48) and a vertical pipe sleeve (49), the vertical pipe sleeve (49) is fixedly arranged at the top of the rectangular mounting seat (34), the upper end of the vertical pipe sleeve (49) is of an opening structure, the bottom end of the vertical sliding rod (48) is of a closed structure, the vertical sliding rod (48) is slidably arranged in the vertical pipe sleeve (49), the upper end of the vertical sliding rod (48) is provided with a first wedge block (50) which can be elastically pressed down, the bottom of the sliding plate (35) is provided with a second wedge block (51), the vertical part of the first wedge block (50) is attached to the vertical part of the second wedge block (51), one end of the horizontal sliding rod (47) is fixedly connected with one end of the connecting rod (38) close to a piston (19), the other end of the horizontal sliding rod (47) horizontally passes through the lower end of the vertical pipe sleeve (49) and is matched with the lower end wedge block of the vertical sliding rod (48), the wide-tolerance displacement mechanism comprises a second spring (52) and a second wedge block (53), the axial length of the connecting rod (38) is far away from the axial direction of the connecting rod (38), the abutting block (53) is located in one end, far away from the piston (19), of the strip-shaped sinking groove (54) and is fixedly connected with the lower end of the first vertical rod (39), the second spring (52) is arranged in the strip-shaped sinking groove (54), and two ends of the second spring (52) are respectively abutted against the abutting block (53) and the inner wall of the strip-shaped sinking groove (54).

2. The skid-mounted environment-friendly oil discharging system according to claim 1, wherein one end of the rectangular mounting seat (34) far away from the motor seat (27) is provided with a vertical plate (40), the telescopic rod further comprises a fixed sleeve (41) and a first spring (42), the fixed sleeve (41) is arranged on the vertical plate (40), the axial direction of the fixed sleeve (41) is consistent with the axial direction of the horizontal tube (18), the movable rod (23) is slidably arranged in the fixed sleeve (41), the first spring (42) is arranged in the fixed sleeve (41), two ends of the first spring (42) are respectively abutted against the movable rod (23) and the vertical plate (40), one end of the movable rod (23) is arranged in the fixed sleeve (41), the other end horizontally extends to the proximity switch (15), the upper end of the first vertical rod (39) is fixedly connected with one end of the movable rod (23) which is arranged in the fixed sleeve (41), a strip-shaped containing groove (43) for avoiding the first vertical rod (39) to horizontally displace is formed in the fixed sleeve (41), the other end of the movable rod (23) is fixedly provided with a second vertical rod (44) which is vertically downward, one end of the movable rod (35) is arranged in the direction of the vertical rod (45) which is consistent with the length of the second vertical rod (45), the lower end of the second vertical rod (44) is downwards inserted into the strip-shaped chute (46).

3. The skid-mounted environment-friendly oil unloading system according to claim 1, wherein the vertical sliding rod (48) comprises a vertical pipe (55) and a solid column (56), the solid column (56) is vertically and slidably arranged in the vertical pipe sleeve (49), the lower end of the solid column (56) is in inclined wedge fit with one end of the horizontal sliding rod (47), the lower end of the vertical pipe (55) is of an opening structure and is coaxially and fixedly connected with the upper end of the solid column (56), a second baffle ring (57) is coaxially formed at the upper end of the vertical pipe (55), a sliding pin (58) which downwards coaxially penetrates through the second baffle ring (57) is formed at the lower end of the first inclined wedge (50), a round sliding block (59) which is slidably arranged in the vertical pipe sleeve (55) is coaxially formed at the lower end of the sliding pin (58), a third spring (60) is vertically arranged in the vertical pipe sleeve (55), and the upper end and the lower end of the third spring (60) are respectively in contact with the round sliding block (59) and the solid column (56).

4. The skid-mounted environment-friendly oil unloading system according to claim 1, wherein the spray cooling assembly comprises a plurality of water pipes (61) which are distributed in parallel along the length direction of the oil tank (4) and are connected end to end, each water pipe (61) is connected with a rotary spray head (62) which faces the oil tank (4), the water outlet end of the pressurizing pump (9) is connected with a horizontal calandria (16), the water pipe (61) which is close to the control room (1) is connected with the calandria (16) through a plurality of second connecting pipes (63), the middle part of the calandria (16) is connected with the water inlet (20) through a first hose (5), and the joint of the first hose (5) and the water inlet (20) is provided with a one-way valve (6).

5. The skid-mounted environment-friendly oil discharging system according to claim 1, wherein the second water discharging port (22) is connected with the backflow port (12) through the second hose (13), and the electromagnetic valve (24) is arranged at the joint of the second hose (13) and the backflow port (12).