CN216199468U - Prevent hydraulic cylinder of leakage - Google Patents

Abstract

The utility model discloses a leakage-proof hydraulic oil cylinder, which relates to the technical field of hydraulic oil cylinders and comprises a base, wherein a main cylinder body is fixedly arranged on the top surface of the base, an inner cylinder body is fixedly arranged inside the main cylinder body, a piston is movably arranged on the surface of the inner wall of the inner cylinder body, and a piston rod is fixedly arranged at the top end of the piston. According to the utility model, the corrugated pipe is drawn by the piston to move in a telescopic manner, the disturbed air flow is formed inside the main cylinder body, so that powder slag deposited at the bottom is lifted, the powder slag is convenient to discharge along with an oil pipe, the powder slag accumulation inside the main cylinder body can be greatly reduced, the abrasion of the sealing assembly is reduced, the powder slag is blocked at the bottom surface by arranging the filter screen and then falls into the collection casing, the knocking plate is knocked by the knocking hammer to drive the jar to vibrate, the knocking plate is knocked by the jar to accelerate the powder slag in the filter screen to fall, the integral structure is simple, the durability is high, and the powder slag can be poured out by disassembling the collection casing at a later stage.

Description

Prevent hydraulic cylinder of leakage

Technical Field

The utility model relates to the technical field of hydraulic oil cylinders, in particular to a leakage-proof hydraulic oil cylinder.

Background

The hydraulic cylinder is a hydraulic actuating element which converts hydraulic energy into mechanical energy and does linear reciprocating motion, has simple structure and reliable work, can omit a speed reducer when realizing reciprocating motion, has no transmission clearance and moves stably, thereby being widely applied to hydraulic systems of various machines, and the output force of the hydraulic cylinder is in direct proportion to the effective area of a piston and the pressure difference between the two sides of the piston; the hydraulic cylinder basically comprises a cylinder barrel, a cylinder cover, a piston rod, a sealing device, a buffering device and an exhaust device, and has leakage in the cylinder caused by damage or failure of a sealing element in the cylinder or cannot maintain pressure or leak by matched hydraulic power equipment, so that the cylinder cannot provide required jacking force.

Inside mechanical wear can produce the powder disintegrating slag when using of current hydraulic cylinder, and the disintegrating slag is stored up in the master cylinder, can lead to seal assembly's accelerated wear, and the long-term nothing is handled and can lead to hydraulic oil in the hydraulic cylinder to reveal, influences the use, and the deposit of powder disintegrating slag is in the bottom in current hydraulic cylinder, and the clearance is comparatively inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a leakage-proof hydraulic oil cylinder to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a prevent hydraulic cylinder of leakage, includes the base, the top surface fixed mounting of base has the master cylinder body, the inside fixed mounting of master cylinder body has the inner cylinder body, the inner wall surface movable mounting of inner cylinder body has the piston, the top fixed mounting of piston has the piston rod, all install a plurality of drumming mechanism between the bottom surface of piston and the master cylinder body bottom plate top surface and between the top surface of piston and the master cylinder body roof bottom surface, oil pipe, two are all embedded to install in a lateral wall top and the bottom of master cylinder body all install filtering mechanism on the oil pipe.

As a further scheme of the utility model: filtering mechanism includes the rose box, strikes board, transfer line, filter frame and jar knocker, a curb plate of rose box is run through to the one end of oil pipe, the filter frame is installed to the inner wall surface slope of rose box, the embedded transfer line that installs of roof of rose box, the top fixed mounting of transfer line has the board of striking, the bottom fixed mounting of transfer line has the jar knocker, the inside fixed mounting of filter frame has strikes version and filter screen, jar ware and a side surface overlap joint who strikes the version.

As a still further scheme of the utility model: the blowing mechanism comprises a corrugated pipe, a one-way valve, a connecting pipe and a nozzle, wherein the connecting pipe is installed on the corrugated pipe, and the one-way valve and the nozzle are installed on the connecting pipe.

As a still further scheme of the utility model: the top end of the piston rod penetrates through the top plate of the main cylinder body, and a sealing element is arranged at the joint of the main cylinder body and the piston rod.

As a still further scheme of the utility model: the bottom fixed mounting of rose box has communicating pipe, the bottom screw thread of communicating pipe has cup jointed the collection cover shell, install sealed the pad between communicating pipe and the collection cover shell, collect the cover shell 506 through the setting and be convenient for collect the powder disintegrating slag, make things convenient for the later stage to pour out.

As a still further scheme of the utility model: the filter box is kept away from embedded the installing connector of a curb plate of oil pipe, is convenient for external hydraulic source through setting up connector 6.

Compared with the prior art, the utility model has the beneficial effects that:

1. when the corrugated pipe is compressed, the internal hydraulic oil is sprayed out through the nozzle, the nozzle airflow is sprayed downwards, and disturbing airflow is formed in the main cylinder body, so that powder slag deposited at the bottom is lifted, the powder slag is conveniently discharged along with an oil pipe, the powder slag accumulation in the main cylinder body can be greatly reduced, the abrasion of a sealing assembly is reduced, and the service life is prolonged;

2. stop the powder disintegrating slag in bottom surface department through setting up the filter screen, then fall into and collect the cover shell, use to strike the strike board of strikeing the hammer and can drive the bumper jar vibration, the bumper jar strikes the version of strikeing, can accelerate the powder disintegrating slag in the filter screen to drop, and overall structure is simple, and is comparatively durable, and later stage accessible is dismantled and is collected the cover shell and pour the powder disintegrating slag.

Drawings

Fig. 1 is a schematic perspective view of a leak-proof hydraulic cylinder.

Fig. 2 is a front sectional structural view of a leak-proof hydraulic ram.

Fig. 3 is a schematic sectional front view of a leak-proof hydraulic oil cylinder filter box.

Fig. 4 is a schematic perspective view of a leakproof hydraulic oil cylinder filter frame.

The labels in the figure are: 1. a base; 2. a main cylinder body; 3. a piston rod; 4. an oil pipe; 5. a filtering mechanism; 501. a filter box; 502. knocking the plate; 503. a transmission rod; 504. a jar; 505. a filter frame; 506. a collection housing; 507. a communicating pipe; 508. knocking the plate; 509. a filter screen; 6. a connector; 7. a piston; 8. a seal member; 9. a drumming mechanism; 901. a bellows; 902. a one-way valve; 903. a connecting pipe; 904. a nozzle; 10. an inner cylinder body.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 4, in the embodiment of the utility model, a leakage-proof hydraulic cylinder comprises a base 1, a main cylinder body 2 is fixedly installed on the top surface of the base 1, an inner cylinder body 10 is fixedly installed inside the main cylinder body 2, a piston 7 is movably installed on the surface of the inner wall of the inner cylinder body 10, a piston rod 3 is fixedly installed at the top end of the piston 7, a plurality of drumming mechanisms 9 are respectively installed between the bottom surface of the piston 7 and the top surface of a bottom plate of the main cylinder body 2 and between the top surface of the piston 7 and the bottom surface of a top plate of the main cylinder body 2, oil pipes 4 are respectively installed at the top and the bottom of one side wall of the main cylinder body 2 in an embedded manner, and filtering mechanisms 5 are respectively installed on the two oil pipes 4; the filtering mechanism 5 comprises a filtering box 501, a knocking plate 502, a transmission rod 503, a filtering frame 505 and a jar hammer 504, one end of the oil pipe 4 penetrates through one side plate of the filtering box 501, the filtering frame 505 is obliquely arranged on the inner wall surface of the filtering box 501, the transmission rod 503 is embedded in the top plate of the filtering box 501, the knocking plate 502 is fixedly arranged at the top end of the transmission rod 503, the jar hammer 504 is fixedly arranged at the bottom end of the transmission rod 503, a knocking plate 508 and a filtering net 509 are fixedly arranged in the filtering box 505, the jar hammer 504 is in lap joint with one side surface of the knocking plate 508, when powder slag enters the filtering mechanism 5 along with hydraulic oil, the powder slag is blocked at the bottom surface by the filtering net and then falls into a collecting casing 506, the knocking plate 502 can be driven by a knocking hammer to vibrate by the jar hammer, the jar hammer 504 knocks the knocking plate 508, the powder slag in the filtering net 509 can be accelerated to fall, and the whole structure is simple, the device is durable, and the powder slag can be poured out by disassembling the collecting casing 506 at the later stage; the agitating mechanism 9 comprises a corrugated pipe 901, a one-way valve 902, a connecting pipe 903 and a nozzle 904, wherein the connecting pipe 903 is arranged on the corrugated pipe 901, and the one-way valve 902 and the nozzle 904 are arranged on the connecting pipe 903; the top end of the piston rod 3 penetrates through the top plate of the main cylinder body 2, and a sealing element 8 is arranged at the joint of the main cylinder body 2 and the piston rod 3; a communicating pipe 507 is fixedly installed at the bottom end of the filter tank 501, a collecting casing 506 is sleeved at the bottom end of the communicating pipe 507 in a threaded manner, a sealing gasket is installed between the communicating pipe 507 and the collecting casing 506, and the collecting casing 506 is arranged to facilitate collecting powder slag and pouring out at the later stage; the embedded connector 6 that installs of a curb plate that oil pipe 4 was kept away from to rose box 501 is convenient for external hydraulic source through setting up connector 6.

The working principle of the utility model is as follows: when the two connectors 6 are used, hydraulic sources are externally connected, when the connector is used, the piston 7 moves up and down under the pressure of hydraulic oil, the corrugated pipe 901 is pulled by the piston 7 to move telescopically, when the corrugated pipe 901 extends, external hydraulic oil enters the corrugated pipe 901 through the one-way valve 902, when the corrugated pipe 901 is compressed, internal hydraulic oil is sprayed out through the nozzle 904, the nozzle 904 air flow is sprayed downwards, disturbed air flow is formed inside the main cylinder body 2, powder slag deposited at the bottom is lifted, the powder slag is conveniently discharged along with the oil pipe 4, powder slag accumulation inside the main cylinder body 2 can be greatly reduced, abrasion of a sealing component is reduced, the service life is prolonged, when the powder slag enters the filtering mechanism 5 along with the hydraulic oil, the powder slag is blocked at the bottom surface by the filter screen 509 and then falls into the collecting casing 506, and the knocking hammer is used for knocking the knocking plate 502 to drive the jar knocker 504 to vibrate, jar 504 strikes and strikes version 508, can accelerate the powder disintegrating slag in the filter screen 509 and drop, and overall structure is simple, and is comparatively durable, and the later stage accessible is dismantled and is collected cover case 506 and pour out the powder disintegrating slag.

The present invention relates to circuits, electronic components and control modules all of which are well within the skill of those in the art and, needless to say, the present invention is not directed to software and process improvements.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims (6)

1. A prevent hydraulic cylinder of leakage, includes base (1), its characterized in that: the top surface fixed mounting of base (1) has main cylinder body (2), the inside fixed mounting of main cylinder body (2) has interior cylinder body (10), the inner wall surface movable mounting of interior cylinder body (10) has piston (7), the top fixed mounting of piston (7) has piston rod (3), all install a plurality of between the bottom surface of piston (7) and main cylinder body (2) bottom plate top surface and between the top surface of piston (7) and main cylinder body (2) roof bottom surface and actuate the mechanism (9), oil pipe (4), two are all installed to a lateral wall top and the bottom of main cylinder body (2) all embedded oil pipe (4), two all install filtering mechanism (5) on oil pipe (4).

2. A leak resistant hydraulic ram as set forth in claim 1 wherein: filtering mechanism (5) include rose box (501), strike board (502), transfer line (503), filter frame (505) and jar ware (504), a curb plate of rose box (501) is run through to the one end of oil pipe (4), filter frame (505) are installed to the inner wall surface slope of rose box (501), embedded transfer line (503) of installing in the roof of rose box (501), the top fixed mounting of transfer line (503) strikes board (502), the bottom fixed mounting of transfer line (503) has jar ware (504), the inside fixed mounting of filter frame (505) strikes version (508) and filter screen (509), jar ware (504) and the side surface overlap joint of striking version (508).

3. A leak resistant hydraulic ram as set forth in claim 1 wherein: the blowing mechanism (9) comprises a corrugated pipe (901), a one-way valve (902), a connecting pipe (903) and a nozzle (904), wherein the connecting pipe (903) is installed on the corrugated pipe (901), and the one-way valve (902) and the nozzle (904) are installed on the connecting pipe (903).

4. A leak resistant hydraulic ram as set forth in claim 1 wherein: the top end of the piston rod (3) penetrates through a top plate of the main cylinder body (2), and a sealing element (8) is installed at the joint of the main cylinder body (2) and the piston rod (3).

5. A leak resistant hydraulic ram as set forth in claim 2 wherein: the bottom end fixed mounting of rose box (501) has communicating pipe (507), the bottom end screw thread cover of communicating pipe (507) has collected cover shell (506), install sealed pad between communicating pipe (507) and the collection cover shell (506).

6. A leak resistant hydraulic ram as set forth in claim 2 wherein: the connector (6) is embedded in a side plate of the filter box (501) far away from the oil pipe (4).

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