CN215805501U

CN215805501U - Hydraulic oil cylinder with protective cover

Info

Publication number: CN215805501U
Application number: CN202122282322.8U
Authority: CN
Inventors: 倪梁程
Original assignee: Zhejiang Shengding Auto Parts Co ltd
Current assignee: Zhejiang Shengding Auto Parts Co ltd
Priority date: 2021-09-18
Filing date: 2021-09-18
Publication date: 2022-02-11
Anticipated expiration: 2031-09-18

Abstract

The utility model discloses a hydraulic oil cylinder with a protective cover, which relates to the technical field of hydraulic oil cylinders and comprises a hydraulic cylinder, wherein a piston arm is movably sleeved in the hydraulic cylinder, calibration grooves are formed in the top and the bottom of the piston arm, a main protective cover is movably sleeved at the top of the piston arm, a secondary protective cover is movably sleeved at the bottom of the piston arm, and supporting frameworks are welded on the inner wall of the main protective cover and the inner wall of the secondary protective cover. In the use process, the cover plate is pressed by the hand of a user to rotate by virtue of the rotating shaft, so that enough moving space is provided for the hand of the user, the anti-slip mat is held, pulled and applied with force after the hand of the user enters the inner walls of the main protective cover and the secondary protective cover respectively, the main protective cover and the secondary protective cover move in opposite directions after being stressed to separate the main protective cover and the secondary protective cover so as to finish the disassembly work, and the disassembly is finished only by aligning the calibration bolts of the main protective cover and the main protective cover with the calibration grooves and pressing the calibration bolts to the limit positions in the installation process.

Description

Hydraulic oil cylinder with protective cover

Technical Field

The utility model relates to the technical field of hydraulic oil cylinders, in particular to a hydraulic oil cylinder with a protective cover.

Background

Hydraulic cylinder provides the core power that the structure can act on the component part in the different equipment of different fields usually as the flexible arm of hydraulic pressure, and at the excavator, the flexible arm of hydraulic cylinder on all kinds of engineering machine tool such as loader leads to dust often to be attached to its piston structure surface and influence hydraulic cylinder's life because of its surface lacks the structure of auxiliary protection in the use, part has appeared in this market additionally installs the safety cover so that improve hydraulic cylinder's life, need carry out replacement work when the condition such as deformation probably appears when meeting with the rubble circumstances such as fall because it often the shell is thinner, but because its mounting structure leads to the safety cover not convenient to use person to carry out dismouting work.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a hydraulic oil cylinder with a protective cover, which aims to solve the problem that the protective cover of a part of hydraulic oil cylinder existing in the market in the background technology is inconvenient to assemble and disassemble.

In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a take hydraulic cylinder of safety cover, includes the pneumatic cylinder, the piston arm has been cup jointed to the pneumatic cylinder internalization, and the top of piston arm and bottom have all seted up the calibration groove, the top activity of piston arm has cup jointed main safety cover, and the bottom activity of piston arm has cup jointed secondary safety cover.

The inner wall of main safety cover and the inner wall of inferior safety cover all weld and have a support skeleton, and the equal fixedly connected with slip frame in one side that main safety cover and inferior safety cover are relative, and the activity of one side that two slip frames are relative cup joints the surface at the pneumatic cylinder, the calibration bolt has all been welded to the one end of main safety cover and the one end of inferior safety cover, and the gomphosis of calibration bolt is at the calibration inslot.

The movable groove has all been seted up to main safety cover and one side that inferior safety cover carried on the back mutually, and the relative one side of movable groove inner wall is through pivot fixed connection, the movable groove articulates through the pivot has the apron, and the bottom of main safety cover has seted up two spacing grooves, the top welding of inferior safety cover has two spacing bolts, and spacing bolt gomphosis is at the spacing inslot, and one side of main safety cover inner wall and one side of inferior safety cover inner wall all glue and have glued the slipmat.

Optionally, the non-slip mat is made of soft rubber, and the surface of the non-slip mat is provided with frosted lines.

Optionally, an I-shaped opening is formed in the cover plate, and the inner wall of the cover plate is fixedly connected with one side, opposite to the movable groove, of the cover plate through a torsion spring.

Optionally, the side cross section of the sliding frame is U-shaped, and the area of the side cross section of the gap at the opposite side of the two sliding frames is the same as that of the side cross section of the hydraulic cylinder.

Optionally, main safety cover and inferior safety cover are the metal material, and the stop cock is the magnet material.

Optionally, the side cross section of the main protective cover and the side cross section of the secondary protective cover are both U-shaped, and the area of the side cross section of the gap at the opposite side of the main protective cover and the secondary protective cover is the same as the area of the side cross section of the piston arm.

The utility model has the technical effects and advantages that:

1. make the shape that the slipmat can adapt to user's hand when the atress produce the deformation of certain adaptability in order to guarantee that the user possesses comparatively comfortable the experience of gripping at the in-process of holding through the slipmat for the flexible glue material, and the surface of slipmat is provided with the dull polish line and has improved the produced frictional force of slipmat and user hand contact and lead to the unable smooth and easy dismantlement work of accomplishing main safety cover of user and inferior safety cover with the slipmat in order to prevent that the slipmat from appearing skidding and take off the hand etc. condition in the in-process of gripping.

2. Set up I shape opening through the inside of apron and make the apron also guarantee when can reserving sufficient installation and activity space for the pivot that the apron can use the pivot to rotate work so that the user operates as the axle center, and the inner wall of apron and the relative one side of activity groove make the apron can kick-back automatically and to the separation of outside dust fall etc. no longer by user's application of force after through torsional spring fixed connection.

Drawings

FIG. 1 is a front view of the structure of the present invention;

FIG. 2 is a front cross-sectional view of the structure of the present invention;

FIG. 3 is a front cross-sectional view of a secondary protective cover structure of the present invention;

FIG. 4 is a schematic view of a support frame structure according to the present invention;

FIG. 5 is a schematic view of the main shield structure of the present invention;

fig. 6 is a schematic view of the structure of the secondary protective cover of the present invention.

In the figure: the device comprises a hydraulic cylinder 1, a piston arm 2, a calibration groove 3, a main protection cover 4, a secondary protection cover 5, a support framework 6, a sliding frame 7, a calibration bolt 8, a movable groove 9, a rotating shaft 10, a cover plate 11, a limit groove 12, a limit bolt 13 and a non-slip mat 14.

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.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the utility model.

In the present invention, unless otherwise expressly specified or limited, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected or detachably connected; may be a mechanical connection; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

The utility model provides a hydraulic cylinder with a protective cover as shown in figures 1-6, which comprises a hydraulic cylinder 1, wherein a piston arm 2 is movably sleeved in the hydraulic cylinder 1, calibration grooves 3 are respectively formed in the top and the bottom of the piston arm 2, a main protective cover 4 is movably sleeved on the top of the piston arm 2, a secondary protective cover 5 is movably sleeved on the bottom of the piston arm 2, the side section of the main protective cover 4 and the side section of the secondary protective cover 5 are both U-shaped, and the side section of a gap between one side of the main protective cover 4 and the side section of the secondary protective cover 5 is the same as the area of the side section of the piston arm 2.

The inner wall of main safety cover 4 and the inner wall of inferior safety cover 5 all weld and have supporting framework 6, and the equal fixedly connected with slip frame 7 in one side that main safety cover 4 is relative with inferior safety cover 5, the side section of slip frame 7 is the U-shaped, and the side section in two slip frame 7 relative one side clearances is the same with the area of pneumatic cylinder 1 side section, and the surface at pneumatic cylinder 1 is cup jointed in the activity of two relative one sides of slip frame 7, the calibration bolt 8 has all been welded to the one end of main safety cover 4 and the one end of inferior safety cover 5, and the gomphosis of calibration bolt 8 is in calibration inslot 3.

The main protective cover 4 and the secondary protective cover 5 are provided with a movable groove 9 on one side opposite to each other, the opposite side of the inner wall of the movable groove 9 is fixedly connected with each other through a rotating shaft 10, the movable groove 9 is hinged with a cover plate 11 through the rotating shaft 10, an I-shaped through hole is formed in the cover plate 11, the inner wall of the cover plate 11 is fixedly connected with the opposite side of the movable groove 9 through a torsion spring, the arrangement ensures that the cover plate 11 can reserve enough installation and moving space for the rotating shaft 10 and can also ensure that the cover plate 11 can rotate around the rotating shaft 10 as an axis so as to be convenient for a user to operate, the opposite side of the inner wall of the cover plate 11 and the movable groove 9 is fixedly connected with each other through the torsion spring so that the cover plate 11 can automatically rebound and block external dust falling after no longer being forced by the user, the bottom of the main protective cover 4 is provided with two limiting grooves 12, and the top of the secondary protective cover 5 is welded with two limiting bolts 13, main safety cover 4 and inferior safety cover 5 are the metal material, and stop bolt 13 is the magnet material, and stop bolt 13 gomphosis is in spacing groove 12, and one side of main safety cover 4 inner wall all glues with slipmat 14 with one side of inferior safety cover 5 inner wall, slipmat 14 is the flexible glue material, and the surface of slipmat 14 is provided with dull polish line, it produces the deformation of certain adaptability in order to guarantee that the user possesses comparatively comfortable the experience of gripping in the in-process to set up the shape that makes slipmat 14 can adapt to the user hand when the atress like this, and the surface of slipmat 14 is provided with dull polish line and has improved the produced frictional force of slipmat 14 and user hand contact and lead to the unable smooth and easy dismantlement work of accomplishing main safety cover 4 and inferior safety cover 5 of user with the situation such as the slipoff-hand of preventing slipmat 14 appearing holding the in-process.

This practical theory of operation: the utility model discloses an in the use, use the hand to press apron 11 to make it rotate for user's hand provides enough activity space with the help of pivot 10 through the user, grip the pulling and the application of force to slipmat 14 after user's hand enters main safety cover 4 and inferior safety cover 5's inner wall department respectively, main safety cover 4 and inferior safety cover 5 atress back this moment remove to the direction of carrying on the back mutually and make its separation in order to accomplish dismantlement work, and only need make the calibration of main safety cover 4 and main safety cover 5 in the installation tie 8 and aim at calibration groove 3 and press to extreme position and just can accomplish, and the operation is simple convenient.

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 modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a take hydraulic cylinder of safety cover, includes pneumatic cylinder (1), its characterized in that: the piston arm (2) is movably sleeved in the hydraulic cylinder (1), the top and the bottom of the piston arm (2) are respectively provided with a calibration groove (3), the top of the piston arm (2) is movably sleeved with a main protective cover (4), the bottom of the piston arm (2) is movably sleeved with a secondary protective cover (5), the inner wall of the main protective cover (4) and the inner wall of the secondary protective cover (5) are respectively welded with a supporting framework (6), one side of the main protective cover (4) opposite to the secondary protective cover (5) is respectively and fixedly connected with a sliding frame (7), one side of the two sliding frames (7) opposite is movably sleeved on the surface of the hydraulic cylinder (1), one end of the main protective cover (4) and one end of the secondary protective cover (5) are respectively welded with a calibration bolt (8), the calibration bolt (8) is embedded in the calibration groove (3), one side of the main protective cover (4) opposite to the secondary protective cover (5) is respectively provided with a movable groove (9), and the relative one side of activity groove (9) inner wall is through pivot (10) fixed connection, activity groove (9) articulate through pivot (10) has apron (11), and two spacing grooves (12) have been seted up to the bottom of main safety cover (4), the top welding of inferior safety cover (5) has two spacing bolts (13), and spacing bolt (13) gomphosis in spacing groove (12), and one side of main safety cover (4) inner wall all glues with one side of inferior safety cover (5) inner wall and has glued slipmat (14).

2. The hydraulic cylinder with the protective cover as claimed in claim 1, characterized in that: the anti-slip pad (14) is made of soft rubber, and frosted lines are arranged on the surface of the anti-slip pad (14).

3. The hydraulic cylinder with the protective cover as claimed in claim 1, characterized in that: the I-shaped through opening is formed in the cover plate (11), and the inner wall of the cover plate (11) is fixedly connected with one side, opposite to the movable groove (9), of the cover plate through a torsion spring.

4. The hydraulic cylinder with the protective cover as claimed in claim 1, characterized in that: the side section of the sliding frame (7) is U-shaped, and the side section of the gap at one side opposite to the two sliding frames (7) is the same as the area of the side section of the hydraulic cylinder (1).

5. The hydraulic cylinder with the protective cover as claimed in claim 1, characterized in that: the main protection cover (4) and the secondary protection cover (5) are both made of metal materials, and the limiting bolt (13) is made of magnet materials.

6. The hydraulic cylinder with the protective cover as claimed in claim 1, characterized in that: the side section of the main protective cover (4) and the side section of the secondary protective cover (5) are both U-shaped, and the side section of a gap at one side opposite to the main protective cover (4) and the secondary protective cover (5) is the same as the area of the side section of the piston arm (2).