CN110094383B - Wear-resistant energy-saving hydraulic transmission equipment with long service life - Google Patents
Wear-resistant energy-saving hydraulic transmission equipment with long service life Download PDFInfo
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- CN110094383B CN110094383B CN201910192384.4A CN201910192384A CN110094383B CN 110094383 B CN110094383 B CN 110094383B CN 201910192384 A CN201910192384 A CN 201910192384A CN 110094383 B CN110094383 B CN 110094383B
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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
- F15B15/1433—End caps
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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
- F15B15/149—Fluid interconnections, e.g. fluid connectors, passages
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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
- F15B15/17—Characterised by the construction of the motor unit of the straight-cylinder type of differential-piston type
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
- F15B21/04—Special measures taken in connection with the properties of the fluid
- F15B21/041—Removal or measurement of solid or liquid contamination, e.g. filtering
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- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Actuator (AREA)
Abstract
The invention relates to an anti-abrasion energy-saving hydraulic transmission device with long service life, which comprises a cylinder body, a piston rod, a piston seal, an end cover, a reinforcing mechanism and two oil inlet mechanisms, wherein each oil inlet mechanism comprises an oil conveying pipe, an oil inlet pipe and a filtering assembly, each filtering assembly comprises a filtering box, a sealing plug, a supporting ring, a screen and a plurality of fixing units, each reinforcing mechanism comprises a connecting plate, a fixing plate, a translation assembly, a translation block, an insertion pipe and a reinforcing assembly, the anti-abrasion energy-saving hydraulic transmission device with long service life filters and purifies hydraulic oil entering the cylinder body through the oil inlet mechanisms, avoids impurities in the hydraulic oil from entering the cylinder body to cause abrasion of the piston seal and shortening of the service life of the device, and not only does this result in that after the position of the piston rod is adjusted, the insertion pipe fixed on the piston rod is inserted through an, the device does not need to continuously maintain the oil pressure in the cylinder body, so that the energy consumption is saved, and the practicability of the device is improved.
Description
Technical Field
The invention relates to the field of hydraulic transmission equipment, in particular to wear-resistant energy-saving hydraulic transmission equipment with long service life.
Background
The hydraulic cylinder is a device for converting hydraulic energy into mechanical energy to enable a machine to realize reciprocating linear motion or swing, the transmission work of the hydraulic cylinder is stable, the reliability is high, the hydraulic cylinder is in a severe working environment with high pressure, impact and instability in the transmission process of the machine, and a large number of hydraulic cylinders are used in the control process of industrial production.
However, in the use process of the existing hydraulic cylinder, a single action is usually required to be kept for a period of time after the single action is completed, for example, after oil is fed into a rodless cavity, a piston moves and drives a piston rod to be completely extended, in order to ensure a constant, powerful support of the object on the piston rod, the rodless chamber is usually continuously pressurized to apply a constant hydraulic force to the piston, thereby leaving the piston rod stationary, because the pressure is continuously maintained, the energy consumption is increased to a certain extent, and in addition, when external hydraulic oil enters the cylinder body of the hydraulic cylinder, partial impurities are easy to carry, the impurities are easy to adhere to the inner wall of the cylinder body after entering the hydraulic cylinder, the sealing plug is easy to be influenced by abrasion due to the impurities after moving in the cylinder body, so that the sealing performance is reduced, meanwhile, the service life of the hydraulic cylinder can be shortened, and the practicability of the existing hydraulic cylinder is reduced.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: in order to overcome the defects of the prior art, the energy-saving hydraulic transmission equipment with abrasion resistance and long service life is provided.
The technical scheme adopted by the invention for solving the technical problems is as follows: an anti-abrasion energy-saving hydraulic transmission device with long service life comprises a cylinder body, a piston rod, a piston seal, an end cover, a reinforcing mechanism and two oil inlet mechanisms, wherein the periphery of the end cover is fixed on the inner wall of an opening of the cylinder body;
the oil inlet mechanism comprises an oil conveying pipe, an oil inlet pipe and a filtering assembly, the oil conveying pipe is communicated with one end of the oil inlet pipe through the filtering assembly, the other end of the oil inlet pipe is communicated with the cylinder body, the filtering assembly comprises a filtering box, a sealing plug, a supporting ring, a screen and a plurality of fixing units, the fixing units are uniformly distributed on the periphery of the filtering box in the circumferential direction, the sealing plug is fixedly connected with the filtering box through the fixing units, the periphery of the supporting ring is fixed on the inner wall of the filtering box, the screen is located above the supporting ring, the outer diameter of the screen is larger than the inner diameter of the supporting ring, an opening is formed in the center of the sealing plug, the periphery of the oil conveying pipe is fixedly connected with the inner wall of the opening, and;
the reinforcing mechanism comprises a connecting plate, a fixing plate, a translation assembly, a translation block, an insertion pipe and a reinforcing assembly, the fixing plate is fixedly connected with the cylinder body through the connecting plate, the translation assembly is positioned on one side, close to the cylinder body, of the fixing plate, the translation assembly is in transmission connection with the translation block, the insertion pipe is fixed on one side, far away from the oil inlet mechanism, of the piston rod, the reinforcing assembly comprises an electromagnet, a first spring, a sliding plate, an insertion rod and two limiting units, the electromagnet is fixed on the translation block, the sliding plate is connected with the electromagnet through the first spring, the two limiting units are respectively positioned on two sides of the first spring, the insertion rod is fixed on one side, close to the piston rod, of the sliding plate, the limiting units comprise a limiting block and a limiting rod, the limiting block is fixedly connected with the translation block through the limiting rod, the first spring is in a compressed state.
Preferably, in order to facilitate the fixing and detaching of the sealing plug, the fixing unit includes a side plate, a hook, a hanging ring, a second spring and a flat plate, the side plate and the flat plate are respectively fixed on the sealing plug and the filter box, the hook is fixed on one side of the side plate close to the flat plate, the hook is connected with the hanging ring, the hanging ring is connected with the flat plate through the second spring, and the second spring is in a stretching state.
Preferably, in order to prevent the screen mesh from sliding on the surface of the support ring, a plurality of positioning rods are arranged below the screen mesh, a plurality of positioning holes are formed in the support ring, the number of the positioning rods is equal to that of the positioning holes, the positioning rods correspond to the positioning holes one to one, and the positioning rods are located on the inner sides of the positioning holes.
Preferably, in order to further fix the position of the screen, a plurality of pull rods are arranged above the screen, one ends of the pull rods are fixed on the screen, and the other ends of the pull rods abut against the sealing plug.
Preferably, in order to ensure the sealing performance of the filter box, one side of the sealing plug close to the filter box is in a conical cylinder shape, the minimum outer diameter of the sealing plug is smaller than the inner diameter of the filter box, and the maximum outer diameter of the sealing plug is larger than the inner diameter of the filter box.
Preferably, in order to drive the translation block to move, the translation assembly comprises a motor, a bearing and a screw rod, the motor and the bearing are fixed on the fixing plate, the motor is in transmission connection with one end of the screw rod, the other end of the screw rod is arranged in the bearing, the translation block is sleeved on the screw rod, and a thread matched with the screw rod is arranged at the joint of the translation block and the screw rod.
Preferably, in order to reduce the moving friction of the translation block, a notch is formed in one side, close to the fixed plate, of the translation block, a fixed shaft and a roller are arranged in the notch, two ends of the fixed shaft are respectively fixed on the inner walls of two sides of the notch, the roller is sleeved on the fixed shaft, and the roller abuts against the fixed plate.
Preferably, in order to limit the position of the roller, clamping plates are arranged on two sides of the roller and abut against the roller, and the clamping plates are fixed on the fixed shaft.
Preferably, in order to facilitate the determination of the position of the reinforcement member, a distance sensor is provided on a side of the slide plate adjacent to the connection plate.
Preferably, in order to avoid deformation of the fixing plate, a reinforcing rod is provided between the fixing plate and the cylinder body, and the reinforcing rod is fixed between the fixing plate and the cylinder body.
The abrasion-proof energy-saving hydraulic transmission equipment with long service life has the advantages that hydraulic oil entering the cylinder body is filtered and purified through the oil inlet mechanism, so that impurities in the hydraulic oil are prevented from entering the cylinder body, the sealing abrasion of a piston is avoided, the service life of the equipment is shortened, and in addition, after the position of the piston rod is adjusted, the inserted rod in the reinforcing mechanism is inserted into the insertion tube fixed on the piston rod, the position of the piston rod is fixed, the equipment does not need to continuously maintain the oil pressure in the cylinder body, the energy consumption is saved, and the practicability of the equipment is improved.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic structural view of a long life energy saving hydraulic transmission apparatus of the present invention for preventing wear;
FIG. 2 is a schematic structural diagram of an oil feeding mechanism of the wear-resistant long-life energy-saving hydraulic transmission device of the present invention;
FIG. 3 is a schematic structural diagram of a reinforcing mechanism of the wear-resistant long-life energy-saving hydraulic transmission device of the present invention;
FIG. 4 is a schematic structural diagram of a translation block of the wear-resistant long-life energy-saving hydraulic transmission apparatus of the present invention;
in the figure: 1. the hydraulic cylinder comprises a cylinder body, 2, a piston rod, 3, a piston seal, 4, an end cover, 5, an oil delivery pipe, 6, an oil inlet pipe, 7, a screen, 8, a connecting plate, 9, a fixing plate, 10, a translation block, 11, an insertion pipe, 12, an electromagnet, 13, a first spring, 14, a sliding plate, 15, a support ring, 16, an insertion rod, 17, a side plate, 18, a lifting hook, 19, a lifting ring, 20, a second spring, 21, a flat plate, 22, a positioning rod, 23, a pull rod, 24, a motor, 25, a bearing, 26, a screw rod, 27, a fixed shaft, 28, a roller, 29, a clamping plate, 30, a distance sensor, 31, a reinforcing rod, 32, a filter box, 33, a sealing plug, 34, a limiting block.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
As shown in fig. 1, an anti-abrasion energy-saving hydraulic transmission device with a long service life comprises a cylinder body 1, a piston rod 2, a piston seal 3, an end cover 4, a reinforcing mechanism and two oil inlet mechanisms, wherein the periphery of the end cover 4 is fixed on the inner wall of an opening of the cylinder body 1, a through hole is formed in the end cover 4, the periphery of the piston rod 2 is connected with the inner wall of the through hole in a sealing manner, the piston seal 3 is fixed at one end of the piston rod 2, the periphery of the piston seal 3 is connected with the inner wall of the cylinder body 1 in a sealing manner, the reinforcing mechanism is located at one side of the cylinder body 1, and the two oil inlet mechanisms are respectively located;
among this hydraulic transmission equipment, utilize piston seal 3 with 1 inside two spaces in pole chamber and the no pole chamber of divideing into of cylinder body, two oil feed mechanisms can be respectively carry oil to having the pole chamber and having the pole intracavity, hydraulic oil gets into has the pole intracavity back, piston rod 2 is to 1 inside shrink of cylinder body, and hydraulic oil gets into no pole intracavity back, piston rod 2 then removes to the outside of cylinder body 1, after piston rod 2 removes to accomplish, utilize the position of the fixed piston rod 2 of strengthening mechanism, avoid lasting the pressurize through oil feed mechanism, thereby energy-conserving effect and purpose have been saved.
As shown in fig. 2, the oil feeding mechanism includes an oil feeding pipe 5, an oil feeding pipe 6 and a filtering assembly, the oil feeding pipe 5 is communicated with one end of the oil feeding pipe 6 through the filtering assembly, the other end of the oil feeding pipe 6 is communicated with the cylinder body 1, the filtering assembly includes a filtering box 32, a sealing plug 33, a support ring 15, a screen 7 and a plurality of fixing units, the fixing units are circumferentially and uniformly distributed on the periphery of the filtering box 32, the sealing plug 33 is fixedly connected with the filtering box 32 through the fixing units, the periphery of the support ring 15 is fixed on the inner wall of the filtering box 32, the screen 7 is located above the support ring 15, the outer diameter of the screen 7 is larger than the inner diameter of the support ring 15, an opening is arranged at the center of the sealing plug 33, the periphery of the oil feeding pipe 5 is fixedly connected with the inner wall of the opening, and the;
in the oil feed mechanism, outside hydraulic oil passes through in the defeated oil pipe 5 gets into filter box 32, in filter box 32, when through screen cloth 7, filter the impurity in the isolation hydraulic oil by screen cloth 7, make pure hydraulic oil get into inside the cylinder body 1 through advancing oil pipe 6, avoid impurity to get into inside the cylinder body 1, influence the use of piston seal 3, the life of this hydraulic transmission equipment has been guaranteed, the dismouting of sealing plug 33 has been made things convenient for through the fixed unit, thereby be convenient for take off screen cloth 7 from filter box 32, wash or change, then install screen cloth 7 in the top of support ring 15, cover sealing plug 33, the position of sealing plug 33 is fixed through the fixed unit, the equipment of being convenient for filters the hydraulic oil that gets into in the cylinder body 1 and purifies.
As shown in fig. 1 and 3, the reinforcing mechanism includes a connecting plate 8, a fixing plate 9, a translation assembly, a translation block 10, an insertion tube 11 and a reinforcing assembly, the fixing plate 9 is fixedly connected with the cylinder body 1 through the connecting plate 8, the translation assembly is located on one side of the fixing plate 9 close to the cylinder body 1, the translation assembly is in transmission connection with the translation block 10, the insertion tube 11 is fixed on one side of the piston rod 2 far away from the oil feeding mechanism, the reinforcing assembly includes an electromagnet 12, a first spring 13, a sliding plate 14, an insertion rod 16 and two limiting units, the electromagnet 12 is fixed on the translation block 10, the sliding plate 14 is connected with the electromagnet 12 through the first spring 13, the two limiting units are respectively located on two sides of the first spring 13, the insertion rod 16 is fixed on one side of the sliding plate 14 close to the piston rod 2, the limiting unit includes a limiting block 34 and a limiting rod 35, the limiting block 34 is fixedly connected, the sliding plate 14 is sleeved on the limiting rod 35, the sliding plate 14 is made of iron, and the first spring 13 is in a compressed state.
In the reinforcing mechanism, the fixing plate 9 and the cylinder body 1 are relatively fixed through the connecting plate 8, one side of the fixing plate 9 close to the cylinder body 1 can drive the translation block 10 to move through the translation assembly, when the position of the piston rod 2 needs to be adjusted, the translation assembly is started in advance, the translation block 10 and the reinforcing assembly on the translation block 10 are driven to move to the position corresponding to the insertion pipe 11 when the reinforcing assembly on the piston rod 2 moves to the target position, then the piston rod 2 moves, after the piston rod 2 moves to the target position, the electromagnet 12 is powered off, the electromagnet 12 loses magnetism, the first spring 13 in a compression state pushes the sliding plate 14 to be far away from the translation block 10, the insertion rod 16 is inserted into the insertion pipe 11, the position of the piston rod 2 is fixed, the oil pressure of the equipment does not need to be kept in the hydraulic.
As shown in fig. 2, the fixing unit includes a side plate 17, a hook 18, a hanging ring 19, a second spring 20 and a flat plate 21, the side plate 17 and the flat plate 21 are respectively fixed on a sealing plug 33 and a filter box 32, the hook 18 is fixed on one side of the side plate 17 close to the flat plate 21, the hook 18 is connected with the hanging ring 19, the hanging ring 19 is connected with the flat plate 21 through the second spring 20, and the second spring 20 is in a stretching state.
When the sealing plug 33 is detached, the hanging ring 19 is slid, so that the hanging ring 19 is separated from the lifting hook 18, the sealing plug 33 can be taken down, and when the position of the sealing plug 33 needs to be fixed, the hanging ring 19 is sleeved on the lifting hook 18 fixed on the side plate 17, so that the hanging ring 19 is pulled by the second spring 20 in a stretching state, the hanging ring 19 tightly hooks the lifting hook 18, and the position of the sealing plug 33 is fixed.
Preferably, in order to prevent the screen 7 from sliding on the surface of the support ring 15, a plurality of positioning rods 22 are arranged below the screen 7, a plurality of positioning holes are arranged on the support ring 15, the number of the positioning rods 22 is equal to that of the positioning holes, the positioning rods 22 correspond to the positioning holes one by one, and the positioning rods 22 are located inside the positioning holes. By passing the positioning rods 22 below the screen 7 through the positioning holes on the support ring 15, the relative positions of the support ring 15 and the screen 7 are fixed, and the screen 7 is prevented from sliding on the surface of the support ring 15.
Preferably, in order to further fix the position of the screen 7, a plurality of pull rods 23 are arranged above the screen 7, one end of each pull rod 23 is fixed on the screen 7, and the other end of each pull rod 23 abuts against a sealing plug 33. By the pull rod 23 abutting against the sealing plug 33, the screen 7 is prevented from sliding in a direction perpendicular to the axis of the screen 7, further fixing the position of the screen 7.
Preferably, in order to ensure the sealing performance of the filter box 32, the side of the sealing plug 33 close to the filter box 32 is in the shape of a conical cylinder, the minimum outer diameter of the sealing plug 33 is smaller than the inner diameter of the filter box 32, and the maximum outer diameter of the sealing plug 33 is larger than the inner diameter of the filter box 32. By adopting the shape design, the sealing plug 33 can be conveniently inserted into the filter box 32, and the periphery of the sealing plug 33 is abutted against the inner wall of the opening of the filter box 32, so that the sealing performance of the filter box 32 is ensured.
As shown in fig. 3, the translation assembly includes a motor 24, a bearing 25 and a screw rod 26, the motor 24 and the bearing 25 are both fixed on the fixing plate 9, the motor 24 is in transmission connection with one end of the screw rod 26, the other end of the screw rod 26 is arranged in the bearing 25, the translation block 10 is sleeved on the screw rod 26, and a connection portion of the translation block 10 and the screw rod 26 is provided with a thread matched with the screw rod 26.
The motor 24 is started to drive the screw rod 26 to rotate under the supporting effect of the bearing 25, and the screw rod 26 acts on the translation block 10 through threads, so that the translation block 10 moves along the axis of the screw rod 26, and the positions of the translation block 10 and the reinforcing component are adjusted.
As shown in fig. 4, a recess is formed in one side of the translation block 10 close to the fixing plate 9, a fixing shaft 27 and a roller 28 are arranged in the recess, two ends of the fixing shaft 27 are respectively fixed on inner walls of two sides of the recess, the roller 28 is sleeved on the fixing shaft 27, and the roller 28 abuts against the fixing plate 9.
The position of the axis of rotation of the roller 28 is fixed by the fixed shaft 27 in the recess, and when the screw 26 acts on the translation block 10, the roller 28 rolls along the surface of the fixed plate 9, so that the translation block 10 moves.
Preferably, in order to limit the position of the roller 28, clamping plates 29 are arranged on both sides of the roller 28, the clamping plates 29 abut against the roller 28, and the clamping plates 29 are fixed on the fixed shaft 27. The relative position of the roller 28 and the fixed shaft 27 is limited by the two clamping plates 29, and the stable movement of the roller 28 is ensured.
Preferably, for the sake of easy determination of the position of the reinforcement assembly, the side of the slide 14 close to the connection plate 8 is provided with a distance sensor 30. The distance of the slide 14 from the web 8 is conveniently detected by a device using a distance sensor 30 to determine the position of the reinforcing assembly.
Preferably, in order to avoid deformation of the fixing plate 9, a reinforcing rod 31 is provided between the fixing plate 9 and the cylinder 1, and the reinforcing rod 31 is fixed between the fixing plate 9 and the cylinder 1. The relatively fixed connection between the cylinder 1 and the fixing plate 9 is reinforced by the reinforcing rod 31 and deformation of the fixing plate 9 is avoided.
This hydraulic transmission equipment removes the in-process at control piston rod 2, outside hydraulic oil gets into in the filter cartridge 32 through defeated oil pipe 5, utilize the 7 filtration of screen cloth in the filter cartridge 32 to purify hydraulic oil, make pure hydraulic oil get into in the cylinder body 1 through advancing oil pipe 6, avoid during impurity gets into the cylinder body 1, arouse the wearing and tearing of piston seal 3 and lead to the life of equipment to shorten, moreover, can drive translation piece 10 through the translation subassembly and remove, adjust the position of consolidating the subassembly, after 2 adjusting the position of piston rod finishes, consolidate the inserted bar 16 of subassembly and insert in intubate 11, the position of fixed piston rod 2, make equipment need not to keep the oil pressure in the cylinder body 1, the energy consumption is practiced thrift, the practicality of equipment has been improved.
Compared with the prior art, this wear-proof long service life's energy-saving hydraulic transmission equipment filters the hydraulic oil that gets into in the cylinder body 1 through oil feed mechanism and purifies, avoid impurity in the hydraulic oil to get into in the cylinder body 1, lead to the wearing and tearing of piston seal 3 and the life of equipment to shorten, moreover, 2 adjusting position of piston rod finishes the back, 16 insert the intubate 11 of fixing on piston rod 2 through the inserted bar among the reinforcing mechanism, the position of piston rod 2 has been fixed, make equipment need not to continuously keep the oil pressure in the cylinder body 1, the energy consumption is practiced thrift, the practicality of equipment has been improved.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (10)
1. The utility model provides an energy-saving hydraulic transmission equipment that wear-resisting long service life, includes cylinder body (1), piston rod (2), piston seal (3), end cover (4) and two oil feed mechanisms, the periphery of end cover (4) is fixed on the open-ended inner wall of cylinder body (1), be equipped with the through-hole on end cover (4), the periphery of piston rod (2) and the inner wall sealing connection of through-hole, the one end at piston rod (2) is fixed in piston seal (3), the periphery of piston seal (3) and the inner wall sealing connection of cylinder body (1), oil feed mechanism includes defeated oil pipe (5), advances oil pipe (6) and filter assembly, defeated oil pipe (5) communicate through the one end of filter assembly with advancing oil pipe (6), advance the other end and cylinder body (1) intercommunication of oil pipe (6), its characterized in that still includes reinforcing mechanism, the reinforcing mechanism is positioned on one side of the cylinder body (1), and the two oil inlet mechanisms are respectively positioned at two ends of the other side of the cylinder body (1);
the filter assembly comprises a filter box (32), a sealing plug (33), a support ring (15), a screen (7) and a plurality of fixing units, wherein the fixing units are uniformly distributed on the periphery of the filter box (32) in the circumferential direction, the sealing plug (33) is fixedly connected with the filter box (32) through the fixing units, the periphery of the support ring (15) is fixed on the inner wall of the filter box (32), the screen (7) is positioned above the support ring (15), the outer diameter of the screen (7) is larger than the inner diameter of the support ring (15), an opening is formed in the center of the sealing plug (33), the periphery of the oil conveying pipe (5) is fixedly connected with the inner wall of the opening, and the oil inlet pipe (6) is communicated with the bottom of the filter box (32);
the reinforcing mechanism comprises a connecting plate (8), a fixing plate (9), a translation assembly, a translation block (10), an insertion pipe (11) and a reinforcing assembly, wherein the fixing plate (9) is fixedly connected with the cylinder body (1) through the connecting plate (8), the translation assembly is positioned on one side, close to the cylinder body (1), of the fixing plate (9), the translation assembly is in transmission connection with the translation block (10), the insertion pipe (11) is fixed on one side, far away from the oil inlet mechanism, of the piston rod (2), the reinforcing assembly comprises an electromagnet (12), a first spring (13), a sliding plate (14), an insertion rod (16) and two limiting units, the electromagnet (12) is fixed on the translation block (10), the sliding plate (14) is connected with the electromagnet (12) through the first spring (13), the two limiting units are respectively positioned on two sides of the first spring (13), the insertion rod (16) is fixed on one side, close to the piston rod (2), of the sliding plate (14), the limiting unit comprises a limiting block (34) and a limiting rod (35), the limiting block (34) is fixedly connected with the translation block (10) through the limiting rod (35), the limiting rod (35) is sleeved with the sliding plate (14), the sliding plate (14) is made of iron, and the first spring (13) is in a compression state.
2. The wear-resistant long-life energy-saving hydraulic transmission device according to claim 1, wherein the fixing unit comprises a side plate (17), a hook (18), a lifting ring (19), a second spring (20) and a flat plate (21), the side plate (17) and the flat plate (21) are respectively fixed on a sealing plug (33) and a filter box (32), the hook (18) is fixed on one side of the side plate (17) close to the flat plate (21), the hook (18) is connected with the lifting ring (19), the lifting ring (19) is connected with the flat plate (21) through the second spring (20), and the second spring (20) is in a stretching state.
3. The wear-resistant long-life energy-saving hydraulic transmission device according to claim 1, wherein a plurality of positioning rods (22) are arranged below the screen (7), a plurality of positioning holes are arranged on the support ring (15), the number of the positioning rods (22) is equal to that of the positioning holes, the positioning rods (22) correspond to the positioning holes one by one, and the positioning rods (22) are located inside the positioning holes.
4. The wear-resistant long-life energy-saving hydraulic transmission device according to claim 1, wherein a plurality of pull rods (23) are arranged above the screen (7), one ends of the pull rods (23) are fixed on the screen (7), and the other ends of the pull rods (23) abut against the sealing plugs (33).
5. The wear-resistant long-life energy-saving hydraulic transmission device according to claim 1, wherein the side of the sealing plug (33) close to the filter box (32) is in the shape of a conical cylinder, the minimum outer diameter of the sealing plug (33) is smaller than the inner diameter of the filter box (32), and the maximum outer diameter of the sealing plug (33) is larger than the inner diameter of the filter box (32).
6. The wear-resistant long-service-life energy-saving hydraulic transmission device according to claim 1, wherein the translation assembly comprises a motor (24), a bearing (25) and a screw rod (26), the motor (24) and the bearing (25) are both fixed on the fixing plate (9), the motor (24) is in transmission connection with one end of the screw rod (26), the other end of the screw rod (26) is arranged in the bearing (25), the translation block (10) is sleeved on the screw rod (26), and a connection part of the translation block (10) and the screw rod (26) is provided with a thread matched with the screw rod (26).
7. The wear-resistant long-life energy-saving hydraulic transmission device according to claim 1, wherein a recess is formed in one side of the translation block (10) close to the fixing plate (9), a fixing shaft (27) and a roller (28) are arranged in the recess, two ends of the fixing shaft (27) are respectively fixed on inner walls of two sides of the recess, the roller (28) is sleeved on the fixing shaft (27), and the roller (28) abuts against the fixing plate (9).
8. The energy efficient hydraulic transmission apparatus with long service life for preventing wear according to claim 7, wherein the rollers (28) are provided with clamping plates (29) on both sides, the clamping plates (29) abut against the rollers (28), and the clamping plates (29) are fixed on the fixed shaft (27).
9. A wear resistant long life energy efficient hydraulic transmission apparatus as claimed in claim 1, wherein the side of the slide plate (14) adjacent the connection plate (8) is provided with a distance sensor (30).
10. The long life energy saving hydraulic transmission apparatus capable of preventing wear according to claim 1, wherein a reinforcing rod (31) is provided between the fixed plate (9) and the cylinder body (1), and the reinforcing rod (31) is fixed between the fixed plate (9) and the cylinder body (1).
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| CN110094383B true CN110094383B (en) | 2020-04-24 |
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| CN104329316B (en) * | 2014-10-31 | 2016-08-17 | 罗斯（无锡）设备有限公司 | A kind of safety locking mechanism |
| CN106050793A (en) * | 2016-07-29 | 2016-10-26 | 泸州合成液压件有限公司 | External locking oil cylinder |
| CN207145372U (en) * | 2017-09-11 | 2018-03-27 | 庞乃强 | A kind of hydraulic breaking hammer oil return filter, decompression, explosion-protection equipment |
| CN109356905A (en) * | 2018-11-28 | 2019-02-19 | 湖北浩顶液压科技股份有限公司 | A kind of hydraulic cylinder with anti-leak function |
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