CN116857254A - Electric hydraulic system - Google Patents
Electric hydraulic system Download PDFInfo
- Publication number
- CN116857254A CN116857254A CN202311121213.5A CN202311121213A CN116857254A CN 116857254 A CN116857254 A CN 116857254A CN 202311121213 A CN202311121213 A CN 202311121213A CN 116857254 A CN116857254 A CN 116857254A
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- Prior art keywords
- fixedly connected
- mounting block
- piston rod
- mounting
- rod
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- 230000007246 mechanism Effects 0.000 claims abstract description 19
- 230000001105 regulatory effect Effects 0.000 claims abstract description 7
- 238000009434 installation Methods 0.000 claims description 69
- 238000007789 sealing Methods 0.000 claims description 26
- 238000001125 extrusion Methods 0.000 claims description 13
- 235000014676 Phragmites communis Nutrition 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 claims description 9
- 230000000903 blocking effect Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 21
- 239000007788 liquid Substances 0.000 abstract description 12
- 230000003139 buffering effect Effects 0.000 abstract description 6
- 230000008569 process Effects 0.000 description 13
- 230000033001 locomotion Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 230000001276 controlling effect Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
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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
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B15/1423—Component parts; Constructional details
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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
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B15/1423—Component parts; Constructional details
- F15B15/1457—Piston rods
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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
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/20—Other details, e.g. assembly with regulating devices
- F15B15/22—Other details, e.g. assembly with regulating devices for accelerating or decelerating the stroke
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Actuator (AREA)
Abstract
The application relates to the technical field of electro-hydraulic control, and discloses an electro-hydraulic system, which comprises a first mounting block and a second mounting block, wherein a cylinder is arranged between the first mounting block and the second mounting block, and a regulating mechanism is arranged inside the cylinder. Through the design of regulation and control mechanism, the piston rod is in earlier stage removal in-process, liquid is carried at promotion in-process accessible first chamber way, the second chamber way, first drainage groove and second drainage groove, the passageway that the medium flows is great this moment, so the piston rod keeps fast moving with stable, when tending to stop, first piston rod or second piston rod extend into first chamber way and second chamber is said inside respectively, medium can only flow through first drainage groove and second drainage groove this moment, the passageway reduces this moment, then the speed of shifting of piston rod can consequently slow down, thereby effectively reach buffering deceleration's purpose, whole deceleration is stable, fully protect the piston rod has been provided.
Description
Technical Field
The application relates to the technical field of electro-hydraulic control, in particular to an electro-hydraulic system.
Background
The hydraulic cylinder is an executive component in a hydraulic transmission system, is an energy conversion device for converting hydraulic energy into mechanical energy, and is generally in reciprocating motion, the structural type of the hydraulic cylinder comprises three main types of a piston cylinder, a plunger cylinder and a swinging cylinder, the piston cylinder and the plunger cylinder realize reciprocating linear motion, output speed and thrust, the swinging cylinder realize reciprocating swinging, output angular speed and torque, and the hydraulic cylinder can be combined with one another or two or more other mechanisms to complete special functions.
A hydraulic cylinder disclosed in patent network publication number CN111425476a, which comprises a cylinder body, a cylinder barrel and a piston; the cylinder body is provided with an opening A and an opening B, the cylinder barrel is provided with a first through hole and a second through hole, and the cylinder barrel is positioned in the cylinder body and can reciprocate relative to the cylinder body; the piston is positioned in the cylinder barrel and divides the interior of the cylinder barrel into a first control cavity and a second control cavity; the first control cavity is communicated with the port A through the first through hole, the second control cavity is communicated with the port B through the second through hole, the piston reciprocates relative to the cylinder body under the action of medium pressure between the first control cavity and the second control cavity, and when the piston moves to the terminal position of any control cavity, the cylinder barrel moves relative to the cylinder body, so that the flow area between the through hole communicated with the control cavity and the port A or the port B is reduced, and the medium discharge speed in the control cavity is reduced. Not only can realize the effective deceleration buffering of the reciprocating motion process of the piston, but also has simple structure and easy processing and manufacturing.
When carrying out power control to hoist, need use the pneumatic cylinder, above device is when the during operation, through when needing to carry out the speed reduction buffering, through the rotation of extrusion effort control drive rotary drum control medium outflow speed, but because the rotary drum sets up in the outside of piston rod, there is certain supporting effort to the piston rod to the rotary drum correspondingly, and the rotary drum can probably cause the interference to the work of piston rod at the in-process that carries out the rotation, can influence the life of piston rod when serious.
Disclosure of Invention
In order to solve the problems set forth above, the present application provides an electro-hydraulic system.
The application provides an electric hydraulic system which adopts the following technical scheme:
the utility model provides an electric hydraulic system, includes first installation piece and second installation piece, be provided with the barrel between first installation piece and the second installation piece, the inside regulation and control mechanism that is provided with of barrel, the barrel front side is provided with transmission mechanism, second installation piece one side is provided with keeps off mud subassembly.
The regulating mechanism comprises a piston head, the piston head is arranged inside a cylinder body and is matched with the cylinder body, a first auxiliary rod is fixedly connected to one side of the piston head, a second auxiliary rod is fixedly connected to the other side of the piston head, a piston rod is fixedly connected to one end of the second auxiliary rod, the piston rod extends out of the cylinder body, a first cavity channel is formed in the first mounting block, a second cavity channel is formed in the second mounting block, the first auxiliary rod is matched with the first cavity channel, the second auxiliary rod is matched with the second cavity channel, a first drainage groove is formed in one side of the first mounting block, the first drainage groove is arranged on the rear side of the first cavity channel and is communicated with the first cavity channel, and a second drainage groove is formed in one side of the second mounting block and is arranged on the rear side of the second cavity channel and is communicated with the second cavity channel.
Through adopting above-mentioned technical scheme, when carrying out hydraulic control work, the piston rod can promote the inside liquid of barrel at the in-process that removes, in earlier stage removal in-process, liquid accessible first chamber way, the second chamber way, first drainage groove and second drainage groove carry, the passageway that medium flowed is great this moment, so piston rod and stable the keeping fast movement, when tending to stop, first piston rod or second piston rod extend into first chamber way and second chamber way inside respectively, medium can only flow through first drainage groove and second drainage groove this moment, the passageway reduces this moment, then the speed of moving of piston rod can consequently slow down, thereby effectively reach buffering deceleration's purpose, whole deceleration is stable, provide abundant protection to the piston rod.
Preferably, the cylinder left and right sides extend into inside first installation piece and the second installation piece respectively, the inside fixedly connected with first sealing washer of first installation piece, the inside fixedly connected with second sealing washer of second installation piece, the cylinder left and right sides extend into inside first installation piece and the second installation piece respectively, and the cylinder both ends closely laminate with first sealing washer and second sealing washer respectively, second installation piece one side fixedly connected with gag lever post, the gag lever post runs through the piston head, gag lever post one end extends into inside the second installation piece.
By adopting the technical scheme, the limiting rod can provide limiting for the piston head after penetrating through the piston head.
Preferably, the first sealing gasket is fixedly connected in the first cavity, the outer side of the first auxiliary rod is attached to the inner side of the first sealing gasket, the cylinder is fixedly connected in the second cavity, the cylinder extends out of the second mounting block, the piston rod penetrates through the cylinder, the second sealing gasket is fixedly connected in the cylinder, the inner side of the second sealing gasket is attached to the inner side of the piston rod, and one end of the piston rod is fixedly connected with the mounting head.
By adopting the technical scheme, the mounting head is used for mounting and connecting external equipment.
Preferably, the gag lever post outside is provided with the plectane, plectane one side is provided with two rectangle frames, and two equal fixed connection of rectangle frames are in second installation piece one side, the inside trapezoidal stopper that is provided with of rectangle frame has been seted up on the rectangle frame, trapezoidal stopper runs through the export, plectane one side fixedly connected with two connecting rods, connecting rod runs through a rectangle frame lateral wall, connecting rod one end fixedly connected with trapezoidal extrusion piece, trapezoidal extrusion piece one side is laminated mutually with trapezoidal stopper one side.
By adopting the technical scheme, the inclined plane on the trapezoid extrusion block is attached to the inclined plane on the trapezoid limiting block.
Preferably, both sides all fixedly connected with rectangular plate around the trapezoidal stopper, two round bars of inside fixedly connected with of rectangular frame, two round bars set up respectively in both sides around the trapezoidal extrusion piece, and two round bars run through two rectangular plates respectively, rectangular plate one side fixedly connected with first spring, the round bar runs through first spring one end and rectangular frame inner chamber side wall fixed connection.
By adopting the technical scheme, the first spring has elastic acting force on the rectangular plate.
Preferably, the circular frame of first cavity inside fixedly connected with, circular frame inside is provided with the buffer block, the buffer block extends circular frame outside, buffer block one side is laminated mutually with first auxiliary rod one end, circular frame inside fixedly connected with reed, reed one side is laminated mutually with buffer block one side, movable groove has all been seted up to circular frame top and bottom, the equal fixedly connected with movable block of buffer block top and bottom, two movable blocks run through two movable grooves respectively and with movable groove assorted.
Through adopting above-mentioned technical scheme, the reed exists elastic force to the buffer block, and the movable block can be at the flexible removal of movable inslot portion, and can provide spacingly to the buffer block.
Preferably, the locating rod is fixedly connected with one side of the first installation block, the locating rod penetrates through the second installation block, a nut is arranged on one side of the second installation block, the locating rod penetrates through the nut and is in threaded connection with the nut, and one side of the nut is tightly attached to one side of the first installation block.
Through adopting above-mentioned technical scheme, install through locating lever and nut between first installation piece and the second installation piece.
Preferably, the transmission mechanism comprises a first connector and a second connector, the first connector and the second connector are respectively and fixedly connected to the tops of the first mounting block and the second mounting block, the first connector and the second connector are respectively arranged at the tops of the first cavity channel and the second cavity channel, the front side of the cylinder body is provided with an electromagnetic directional valve, two ends of the electromagnetic directional valve are respectively and fixedly connected with a first pipe body and a second pipe body, the first pipe body and the second pipe body are respectively and rotatably connected with mounting heads, the two mounting heads respectively extend into the interiors of the first connector and the second connector, the two mounting heads are respectively and fixedly connected with an input pipe and a discharge pipe through threads with the first connector and the second connector.
By adopting the technical scheme, the electromagnetic directional valve promotes the connection or output states of the first connector and the second connector to be replaced.
Preferably, the outside fixedly connected with installing frame of electromagnetic valve, installing frame bottom fixedly connected with support, support rear side fixedly connected with two mounting panels, two mounting panels pass through bolted connection with first installation piece and second installation piece front side respectively.
By adopting the technical scheme, the bracket can provide mounting support for the mounting frame.
Preferably, the mud baffle assembly comprises a mounting ring, the mounting ring sets up in second installation piece one side, and the drum extends into the collar inside and passes through threaded connection with the mounting ring, fixedly connected with mud baffle ring on the drum lateral wall, the inboard laminating mutually with the piston rod outside of mud baffle ring, second installation piece one side fixedly connected with square board, square board top is provided with the picture peg, the picture peg runs through square board and collar top in proper order, the picture peg extends into inside the drum lateral wall, square board top fixedly connected with second spring, second spring top and the inboard top fixed connection of picture peg.
By adopting the technical scheme, the second spring has elastic acting force on the plugboard, and can provide limit for the mounting ring outside the cylinder.
In summary, the application has the following beneficial technical effects:
through the design of regulation and control mechanism, the piston rod is in earlier stage removal in-process, liquid is carried at promotion in-process accessible first chamber way, the second chamber way, first drainage groove and second drainage groove, the passageway that the medium flows is great this moment, so piston rod and stable the keeping fast movement, when tending to stop, first piston rod or second piston rod extend into first chamber way and second chamber way inside respectively, medium can only flow through first drainage groove and second drainage groove this moment, the passageway reduces this moment, then the speed of moving of piston rod can consequently slow down, thereby effectively reach buffering deceleration's purpose, whole deceleration process is stable, provide abundant protection to the piston rod.
Through the design of the transmission mechanism and the action of the electromagnetic reversing valve, the first connector and the second connector can be caused to flexibly change the input or output state, and the whole hydraulic stretching or retracting function is achieved.
Through the design of fender mud subassembly, screw in the installation with the collar in the outside rotation of drum, fully screw in the back, the picture peg downwardly pulling runs through the collar lateral wall and extends into the drum lateral wall inside to can provide spacingly to the collar, further provide the assurance to the stability of collar at drum external mounting, the inboard fender mud ring of collar is laminated mutually with the piston rod outside, so at the in-process that the piston rod removed, the collar is scraped its outside dust impurity, reaches clean purpose.
Drawings
FIG. 1 is a schematic illustration of the structure of the present application;
FIG. 2 is a split view of the structure of the present application;
FIG. 3 is a cross-sectional view of the structure of the present application;
fig. 4 is an enlarged view at a in fig. 3;
FIG. 5 is an enlarged view at B in FIG. 3;
FIG. 6 is a top cross-sectional view of a first mounting block of the present application;
FIG. 7 is a side cross-sectional view of the cartridge of the present application;
fig. 8 is a sectional view of a rectangular frame according to the present application.
Reference numerals illustrate: 1. a first mounting block; 2. a second mounting block; 3. a cylinder; 4. a regulating mechanism; 41. a piston head; 42. a first auxiliary lever; 43. a second auxiliary lever; 44. a piston rod; 45. a first channel; 46. a second channel; 47. a first drainage groove; 48. a second drainage groove; 49. a first seal ring; 491. a second seal ring; 492. a limit rod; 493. a first sealing gasket; 494. a cylinder; 495. a second sealing gasket; 496. a mounting head; 497. a circular plate; 498. a rectangular frame; 499. a trapezoid limiting block; 481. a connecting rod; 482. a trapezoidal extrusion block; 483. a rectangular plate; 484. a round bar; 485. a first spring; 486. a circular frame; 487. a buffer block; 488. a reed; 489. a positioning rod; 471. a nut; 5. a transmission mechanism; 51. a first joint; 52. a second joint; 53. an electromagnetic reversing valve; 54. a first tube body; 55. a second tube body; 56. an input tube; 57. a discharge pipe; 58. a mounting frame; 59. a bracket; 6. a mud baffle assembly; 61. a mounting ring; 62. a mud baffle ring; 63. a square plate; 64. inserting plate; 65. and a second spring.
Detailed Description
The application is described in further detail below with reference to fig. 1-8.
The application discloses an electro-hydraulic system. Referring to fig. 1-8, an electric hydraulic system comprises a first mounting block 1 and a second mounting block 2, wherein a cylinder body 3 is arranged between the first mounting block 1 and the second mounting block 2, a regulating and controlling mechanism 4 is arranged in the cylinder body 3, a transmission mechanism 5 is arranged at the front side of the cylinder body 3, a mud blocking component 6 is arranged at one side of the second mounting block 2, the regulating and controlling mechanism 4 comprises a piston head 41, the piston head 41 is arranged in the cylinder body 3 and matched with the cylinder body 3, a first auxiliary rod 42 is fixedly connected to one side of the piston head 41, a second auxiliary rod 43 is fixedly connected to the other side of the piston head 41, one end of the second auxiliary rod 43 is fixedly connected with a piston rod 44, the piston rod 44 extends out of the cylinder body 3, a first cavity 45 is formed in the first mounting block 1, a second cavity 46 is formed in the second mounting block 2, the first auxiliary rod 42 is matched with the first cavity 45, and the second auxiliary rod 43 is matched with the second cavity 46;
the first drainage groove 47 is formed in one side of the first installation block 1, the first drainage groove 47 is formed in the rear side of the first cavity channel 45 and is communicated with the first cavity channel 45, the second drainage groove 48 is formed in one side of the second installation block 2, the second drainage groove 48 is formed in the rear side of the second cavity channel 46 and is communicated with the second cavity channel 46, when hydraulic control work is carried out, the piston rod 44 can push liquid in the cylinder 3 in the moving process, in the early moving process, the liquid can be conveyed through the first cavity channel 45, the second cavity channel 46, the first drainage groove 47 and the second drainage groove 48 in the pushing process, at the moment, a medium flowing channel is large, so that the piston rod 44 and the piston rod 44 stably and rapidly move, when the medium tends to stop, the first piston rod 44 or the second piston rod 44 respectively extends into the first cavity channel 45 and the second cavity channel 46, at the moment, the medium can only flow through the first drainage groove 47 and the second drainage groove 48, at the moment, the moving speed of the piston rod 44 can be slowed down, the moving speed of the piston rod 44 can be effectively slowed down, the whole buffer is fully achieved, the purpose of sufficiently protecting the piston rod 44, and the purpose of slowing down is achieved.
The left side and the right side of the cylinder body 3 respectively extend into the first installation block 1 and the second installation block 2, the first installation block 1 is fixedly connected with a first sealing ring 49, the second installation block 2 is fixedly connected with a second sealing ring 491, the left side and the right side of the cylinder body 3 respectively extend into the first installation block 1 and the second installation block 2, the two ends of the cylinder body 3 are respectively tightly jointed with the first sealing ring 49 and the second sealing ring 491, one side of the second installation block 2 is fixedly connected with a limiting rod 492, the limiting rod 492 penetrates through a piston head 41, one end of the limiting rod 492 extends into the second installation block 2, after the limiting rod 492 penetrates through the piston head 41, limiting can be provided for the piston head 41, a first sealing washer 493 is fixedly connected inside the first cavity 45, the outer side of the first auxiliary rod 42 is jointed with the inner side of the first sealing washer 493, a cylinder 494 is fixedly connected inside the second cavity 46, the cylinder 494 extends out of the second installation block 2, the piston rod 44 penetrates through the cylinder 494, a second sealing washer 495 is fixedly connected inside the cylinder 494, the inner side of the second sealing washer 495 is jointed with the inner side of the piston rod 44, one end of the limiting rod 492 is fixedly connected with the inner side of the piston rod 44, after the limiting rod 492 penetrates through the piston head 41, and the piston rod end of the limiting rod 492 is fixedly connected with one end of the piston rod 41, and the piston rod 496 is fixedly connected with an outside device;
the outside of the limiting rod 492 is provided with a circular plate 497, one side of the circular plate 497 is provided with two rectangular frames 498, the two rectangular frames 498 are fixedly connected to one side of the second installation block 2, a trapezoidal limiting block 499 is arranged in the rectangular frames 498, an outlet is formed in the rectangular frames 498, the trapezoidal limiting block 499 penetrates through the outlet, one side of the circular plate 497 is fixedly connected with two connecting rods 481, the connecting rods 481 penetrate through one side wall of the rectangular frames 498, one end of each connecting rod 481 is fixedly connected with a trapezoidal extrusion block 482, one side of each trapezoidal extrusion block 482 is attached to one side of each trapezoidal limiting block 499, an inclined plane on each trapezoidal extrusion block 482 is attached to an inclined plane on each trapezoidal limiting block 499, rectangular plates 483 are fixedly connected to the front side and the rear sides of each trapezoidal limiting block 499, two round rods 484 are respectively arranged on the front side and the rear sides of each trapezoidal extrusion block 482, the two round rods 484 penetrate through the two rectangular plates 483 respectively, one side of each rectangular plate 483 is fixedly connected with a first spring 485, one end of each round rod 484 penetrates through the first spring 485, one end of each first spring 485 is fixedly connected with one inner cavity of the rectangular frames 498, and a pair of acting force of the first springs 483 are fixedly connected to the rectangular plates 483;
the inside fixedly connected with circular frame 486 of first chamber way 45, circular frame 486 is inside to be provided with buffer block 487, buffer block 487 extends circular frame 486 outside, buffer block 487 one side is laminated with first auxiliary rod 42 one end mutually, circular frame 486 inside fixedly connected with reed 488, reed 488 one side is laminated with buffer block 487 one side mutually, movable groove has all been seted up to circular frame 486 top and bottom, buffer block 487 top and bottom all fixedly connected with movable block, two movable blocks run through two movable grooves respectively and match with the movable groove, reed 488 has elastic force to buffer block 487, the movable block can be in the flexible removal of movable groove, and can provide spacing to buffer block 487, first installation piece 1 one side fixedly connected with locating lever 489, locating lever 489 runs through second installation piece 2, second installation piece 2 one side is provided with nut 471, locating lever 489 runs through nut 471 and passes through threaded connection with nut 471, 471 one side is inseparable with first installation piece 1 side, install through locating lever 489 and nut 471 between first installation piece 1 and the second installation piece 2.
The transmission mechanism 5 comprises a first joint 51 and a second joint 52, the first joint 51 and the second joint 52 are respectively and fixedly connected to the tops of the first installation block 1 and the second installation block 2, the first joint 51 and the second joint 52 are respectively arranged at the tops of the first cavity 45 and the second cavity 46, an electromagnetic directional valve 53 is arranged at the front side of the cylinder 3, a first pipe body 54 and a second pipe body 55 are respectively and fixedly connected to two ends of the electromagnetic directional valve 53, installation heads 496 are respectively and rotatably connected to the first pipe body 54 and the second pipe body 55, the two installation heads 496 respectively extend into the first joint 51 and the second joint 52, the two installation heads 496 are respectively and fixedly connected with an input pipe 56 and an output pipe 57 through threads with the first joint 51 and the second joint 52, the electromagnetic directional valve 53 facilitates the replacement of the connection or output state of the first joint 51 and the second joint 52, a mounting frame 58 is fixedly connected to the outside of the electromagnetic directional valve 53, a support 59 is fixedly connected to the bottom of the mounting frame 58, two installation heads 496 are fixedly connected to the rear side of the support 59, and the two installation plates 1 and the second installation block 58 are respectively and can be connected with the front installation frame 58 through bolts.
The mud guard assembly 6 comprises a mounting ring 61, the mounting ring 61 is arranged on one side of the second mounting block 2, a cylinder 494 extends into the mounting ring 61 and is in threaded connection with the mounting ring 61, a mud guard ring 62 is fixedly connected to one side wall of the cylinder 494, the inner side of the mud guard ring 62 is attached to the outer side of the piston rod 44, a square plate 63 is fixedly connected to one side of the second mounting block 2, an inserting plate 64 is arranged at the top of the square plate 63, the inserting plate 64 sequentially penetrates through the square plate 63 and the top of the mounting ring 61, the inserting plate 64 extends into the outer side wall of the cylinder 494, a second spring 65 is fixedly connected to the top of the square plate 63, the top of the second spring 65 is fixedly connected with the top of the inner side of the inserting plate 64, elastic force exists on the inserting plate 64, and the mounting ring 61 can be limited outside the cylinder 494.
In the practical operation process, when the device is used, the device is firstly powered on, the device is firstly assembled, during the assembly, one end of the cylinder 3 is firstly inserted into the second mounting block 2, then the piston rod 44 is mounted in the cylinder 3 by taking one end of the mounting head 496 as the starting point, the limiting rod 492 penetrates through the piston head 41 in the mounting process, then the first mounting block 1 is mounted outside the other side of the cylinder 3, the positioning rod 489 on the first mounting block 1 penetrates through the second mounting block 2 in the mounting process, and after the nut 471 is screwed on the outside of the positioning rod 489, the first mounting block 1 and the second mounting block 2 can be tightly mounted outside two sides of the cylinder 3, and at the moment, the assembly and splicing of the main body are completed;
after the insert plate 64 is pulled to the position that the insert plate 64 cannot cause obstruction to the mounting ring 61, the mounting ring 61 is screwed in the outside of the cylinder 494 to be mounted, after the insert plate 64 is fully screwed in, the insert plate 64 is pulled downwards by the elastic force of the second spring 65 to penetrate through the outer side wall of the mounting ring 61 and extend into the inside of the outer side wall of the cylinder 494, so that limit can be provided for the mounting ring 61, further the stability of the mounting ring 61 mounted outside the cylinder 494 is ensured, and the mud blocking ring 62 at the inner side of the mounting ring 61 is attached to the outer side of the piston rod 44, so that dust and impurities at the outer side of the mounting ring 61 are scraped in the process of moving the piston rod 44, and the cleaning purpose is achieved;
when the lifting appliance needs to be controlled by power, the input pipe 56 inputs liquid medium, the discharge pipe 57 provides a discharge channel for discharging the liquid medium, when the piston rod 44 needs to move towards the inside of the cylinder 3 to achieve the retraction purpose, the liquid medium is input through the second connector 52, then the medium can hydraulically push the piston head 41 after entering the inside of the cylinder 3 through the second cavity 46, the piston head 41 is driven to move towards the direction of the first mounting block 1, the medium which tends to the direction of the first mounting block 1 is discharged through the first connector 51 to achieve the retraction purpose, otherwise, when the piston rod 44 needs to be driven to move towards the outside of the cylinder 3, the liquid medium is input through the first connector 51 and is output through the second connector 52 through the action of the electromagnetic reversing valve 53, so that the piston head 41 performs the opposite steps as above, the whole hydraulic stretching effect is achieved, the reversing operation can be flexibly performed based on the basis, and the structure is simple, and the use cost is controlled advantageously;
the piston head 41 can push the liquid in the cylinder 3 in the moving process of the piston rod 44, in the moving process of the front stage, the liquid can be conveyed through the first cavity channel 45, the second cavity channel 46, the first drainage channel 47 and the second drainage channel 48 in the pushing process, at the moment, the medium flowing channel is large, so that the piston rod 44 and the piston rod 44 stably keep moving fast, when the piston rod tends to stop, the first piston rod 44 or the second piston rod 44 respectively extends into the first cavity channel 45 and the second cavity channel 46, at the moment, the medium can only flow through the first drainage channel 47 and the second drainage channel 48, at the moment, the channel is reduced, the moving speed of the piston rod 44 can be slowed down, thereby effectively achieving the purpose of buffering and decelerating, and the whole decelerating process is stable, and provides sufficient protection for the piston rod 44.
The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (10)
1. An electro-hydraulic system comprising a first mounting block (1) and a second mounting block (2), characterized in that: a cylinder body (3) is arranged between the first mounting block (1) and the second mounting block (2), a regulating mechanism (4) is arranged in the cylinder body (3), a transmission mechanism (5) is arranged on the front side of the cylinder body (3), and a mud blocking component (6) is arranged on one side of the second mounting block (2);
the regulating mechanism (4) comprises a piston head (41), the piston head (41) is arranged inside a cylinder body (3) and is matched with the cylinder body (3), a first auxiliary rod (42) is fixedly connected to one side of the piston head (41), a second auxiliary rod (43) is fixedly connected to the other side of the piston head (41), a piston rod (44) is fixedly connected to one end of the second auxiliary rod (43), the piston rod (44) extends out of the cylinder body (3), a first cavity channel (45) is formed in the first mounting block (1), a second cavity channel (46) is formed in the second mounting block (2), the first auxiliary rod (42) is matched with the first cavity channel (45), a first drainage groove (47) is formed in one side of the first mounting block (1), the first drainage groove (47) is arranged on the rear side of the first cavity channel (45) and is communicated with the first cavity channel (45), and a second drainage groove (48) is formed in one side of the second mounting block (2) and is communicated with the second cavity channel (46).
2. An electro-hydraulic system as set forth in claim 1, wherein: the cylinder body (3) left and right sides extend into inside first installation piece (1) and second installation piece (2) respectively, inside fixedly connected with first sealing washer (49) of first installation piece (1), inside fixedly connected with second sealing washer (491) of second installation piece (2), inside first installation piece (1) and second installation piece (2) are extended into respectively to cylinder body (3) left and right sides, and cylinder body (3) both ends closely laminate with first sealing washer (49) and second sealing washer (491) respectively, second installation piece (2) one side fixedly connected with gag lever post (492), gag lever post (492) runs through piston head (41), inside gag lever post (492) one end extends into second installation piece (2).
3. An electro-hydraulic system as set forth in claim 1, wherein: the inside fixedly connected with first sealing washer (493) of first chamber way (45), first auxiliary rod (42) outside is laminated with first sealing washer (493) inboard mutually, the inside fixedly connected with drum (494) of second chamber way (46), outside second installation piece (2) is extended to drum (494), piston rod (44) run through drum (494), inside fixedly connected with second sealing washer (495) of drum (494), second sealing washer (495) inboard is laminated with piston rod (44) inboard mutually, piston rod (44) one end fixedly connected with installation head (496).
4. An electro-hydraulic system as set forth in claim 2, wherein: the utility model discloses a limiting rod, including limiting rod (492), including rectangle frame (497), rectangle frame (498), trapezoid stopper (499), connecting rod (481), connecting rod (497) one side is provided with two rectangle frames (498), two rectangle frames (498) all fixed connection in second installation piece (2) one side, the inside trapezoidal stopper (499) that is provided with of rectangle frame (498), has seted up the export on rectangle frame (498), the export is run through to trapezoidal stopper (499), two connecting rods (481) of plectane (497) one side fixedly connected with, connecting rod (481) runs through a lateral wall of rectangle frame (498), connecting rod (481) one end fixedly connected with trapezoidal extrusion piece (482), trapezoidal extrusion piece (482) one side is laminated mutually with trapezoidal stopper (499) one side.
5. An electro-hydraulic system as set forth in claim 4, wherein: both sides all fixedly connected with rectangular plate (483) around trapezoidal stopper (499), two round bars (484) of inside fixedly connected with of rectangle frame (498), two round bars (484) set up both sides around trapezoidal extrusion piece (482) respectively, and two round bars (484) run through two rectangular plate (483) respectively, first spring (485) of rectangular plate (483) one side fixedly connected with, round bar (484) run through first spring (485), first spring (485) one end and rectangle frame (498) inner chamber side wall fixed connection.
6. An electro-hydraulic system as set forth in claim 1, wherein: the utility model discloses a novel energy-saving device for the electric motor is characterized in that a circular frame (486) is fixedly connected with inside of a first cavity (45), a buffer block (487) is arranged inside of the circular frame (486), the buffer block (487) extends out of the circular frame (486), one side of the buffer block (487) is attached to one end of a first auxiliary rod (42), a reed (488) is fixedly connected inside of the circular frame (486), one side of the reed (488) is attached to one side of the buffer block (487), movable grooves are formed in the top and the bottom of the circular frame (486), movable blocks are fixedly connected to the top and the bottom of the buffer block (487), and the two movable blocks penetrate through the two movable grooves and are matched with the movable grooves respectively.
7. An electro-hydraulic system as set forth in claim 1, wherein: the positioning rod (489) is fixedly connected to one side of the first mounting block (1), the positioning rod (489) penetrates through the second mounting block (2), a nut (471) is arranged on one side of the second mounting block (2), the positioning rod (489) penetrates through the nut (471) and is in threaded connection with the nut (471), and one side of the nut (471) is tightly attached to one side of the first mounting block (1).
8. An electro-hydraulic system as set forth in claim 1, wherein: the transmission mechanism (5) comprises a first connector (51) and a second connector (52), the first connector (51) and the second connector (52) are respectively and fixedly connected to the tops of the first mounting block (1) and the second mounting block (2), the first connector (51) and the second connector (52) are respectively arranged at the tops of the first cavity channel (45) and the second cavity channel (46), an electromagnetic directional valve (53) is arranged at the front side of the cylinder body (3), a first pipe body (54) and a second pipe body (55) are respectively and fixedly connected to two ends of the electromagnetic directional valve (53), mounting heads (496) are respectively and rotatably connected to the first pipe body (54) and the second pipe body (55), the two mounting heads (496) respectively extend into the interiors of the first connector (51) and the second connector (52), the two mounting heads (496) are respectively connected with the first connector (51) and the second connector (52) through threads, and an input pipe (56) and a discharge pipe (57) are fixedly connected to the front side of the electromagnetic directional valve (53).
9. An electro-hydraulic system as set forth in claim 8, wherein: the electromagnetic reversing valve is characterized in that an installation frame (58) is fixedly connected to the outside of the electromagnetic reversing valve (53), a support (59) is fixedly connected to the bottom of the installation frame (58), two installation plates are fixedly connected to the rear side of the support (59), and the two installation plates are respectively connected with the front sides of the first installation block (1) and the second installation block (2) through bolts.
10. An electro-hydraulic system as set forth in claim 1, wherein: the mud guard assembly (6) comprises a mounting ring (61), the mounting ring (61) is arranged on one side of a second mounting block (2), a cylinder (494) extends into the mounting ring (61) and is connected with the mounting ring (61) through threads, a mud guard ring (62) is fixedly connected to one side wall of the cylinder (494), the inner side of the mud guard ring (62) is attached to the outer side of a piston rod (44), a square plate (63) is fixedly connected to one side of the second mounting block (2), an inserting plate (64) is arranged at the top of the square plate (63), the inserting plate (64) sequentially penetrates through the square plate (63) and the top of the mounting ring (61), the inserting plate (64) extends into the outer side wall of the cylinder (494), a second spring (65) is fixedly connected to the top of the square plate (63), and the top of the second spring (65) is fixedly connected with the inner side of the inserting plate (64).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311121213.5A CN116857254B (en) | 2023-09-01 | 2023-09-01 | Electric hydraulic system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311121213.5A CN116857254B (en) | 2023-09-01 | 2023-09-01 | Electric hydraulic system |
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|---|---|
| CN116857254B (en) | 2023-12-15 |
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