CN217129976U - Luffing cylinder guide sleeve convenient to butt joint - Google Patents

Abstract

The utility model discloses a luffing cylinder guide sleeve convenient for butt joint, which comprises a cylinder barrel, wherein a hydraulic rod penetrating to the outside of the cylinder barrel is sleeved in the cylinder barrel in a sliding manner, one end of the outer wall of the hydraulic rod is fixedly connected with a piston, the inside of the cylinder barrel is provided with a guide sleeve, and the inside of the cylinder barrel and the outer wall of the guide sleeve are provided with guide mechanisms; the guide mechanism comprises a guide groove, a butt joint groove, a rectangular groove and a rectangular block, and a connecting mechanism is further arranged inside the guide sleeve and the cylinder barrel and used for connecting the guide sleeve and the cylinder barrel. The utility model can complete the butt joint operation between the hydraulic rod, the guide sleeve and the cylinder barrel by arranging the guide mechanism; through setting up coupling mechanism, can accomplish the fixed connection operation in advance between uide bushing and the cylinder.

Description

A Luffing Oil Cylinder Guide Sleeve Easy to Docking

technical field

The utility model relates to the field of oil cylinder guide sleeves, in particular to a luffing oil cylinder guide sleeve which is convenient for docking.

Background technique

The guide sleeve is made by pressing the PTFE resin into a blank part, which is finished by mechanical cutting after sintering and cooling. The guide sleeve is mostly used in the oil cylinder to facilitate the sliding of the piston rod. The existing luffing cylinder guide sleeve needs to be fixed by screwing the bolts after docking with the cylinder barrel. The connection operation requires more time for installation, thereby reducing the installation efficiency of the staff.

Utility model content

In order to solve the problem of complicated connection between the guide sleeve and the cylinder, the purpose of the present invention is to provide a guide sleeve of a luffing oil cylinder which is convenient for docking.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a luffing oil cylinder guide sleeve that is convenient for docking, comprising a cylinder barrel, and a hydraulic rod penetrating to the outside of the cylinder barrel is slidably connected to the inside of the cylinder barrel, and the One end of the outer wall of the hydraulic rod is fixedly connected with a piston, a guide sleeve is arranged inside the cylinder, and a guide mechanism is arranged inside the cylinder and the outer wall of the guide sleeve;

The guide mechanism includes a guide groove, a butt groove, a rectangular groove and a rectangular block, the rectangular block is arranged outside the guide sleeve and extends to the outer wall, the butt groove is arranged at one end of the outer wall of the cylinder, and extends to the inside, the guide groove is arranged inside the butt groove, and the two ends extend to one end of the outer wall of the cylinder barrel and the inside of the cylinder barrel respectively, and the rectangular groove is arranged on the inner side of the cylinder barrel. inside, and extends to one end of the outer wall of the cylinder, and is connected with the guide groove;

A connecting mechanism is also provided inside the guide sleeve and the cylinder barrel, which is used for connecting operation between the guide sleeve and the cylinder barrel.

As a further solution of the present invention: the connecting mechanism includes a rubber elastic block, a connecting block, an installation groove and a connecting plate, the installation groove is arranged inside the guide sleeve and extends to the outer wall, and the rubber elastic The block is fixedly connected inside the installation groove, the connecting block is fixedly connected to the top of the rubber elastic block, and the connecting plate is fixedly connected to one end of the outer wall of the connecting block.

As a further solution of the present invention, there are two groups of the guide grooves, the butt grooves and the rectangular block, and the two groups of the guide grooves and the butt grooves are symmetrically arranged inside the cylinder.

As a further solution of the present invention: connecting rods are fixedly connected to one side of the outer walls of the two rectangular blocks, and the outer walls of the two connecting rods are provided with a threaded structure, and the two connecting rods pass through the screw threads. The structure is interconnected with the guide sleeve.

As a further solution of the present invention: the rubber elastic block, the connecting block, the installation groove and the connecting plate are provided with two groups, and the two groups of the rubber elastic block, the connecting block, the installation groove and the connecting plate are symmetrically arranged in the The inner and outer walls of the guide sleeve.

As a further solution of the present invention, the tops of the connecting plate and the installation groove are both inclined structures.

As a further solution of the present invention, the inside of the guide sleeve is symmetrically provided with connecting grooves matching the two connecting plates and the connecting blocks.

Compared with the prior art, the beneficial effects of the present utility model are:

1. By setting the guide mechanism, first move the guide sleeve to connect the guide sleeve to the outer wall of the hydraulic rod, then move the hydraulic rod to drive the guide sleeve to move, and the guide sleeve moves under the drive of the hydraulic rod to drive the rectangular block to move. Driven by the guide sleeve to move into the interior of the guide groove, at this time, the hydraulic rod and the guide sleeve can be pushed to drive the rectangular block to move into the interior of the rectangular groove, that is, the docking operation between the hydraulic rod, the guide sleeve and the cylinder is completed;

2. By setting the connecting mechanism, when the moving hydraulic rod drives the guide sleeve to move, the guide sleeve moves under the driving of the hydraulic rod and drives the connecting block to move. When the guide sleeve moves inside the cylinder, the connecting block is on the inner wall of the cylinder. When the guide sleeve completes the docking and completely enters the interior of the cylinder, the connecting block moves under the driving of the rubber elastic block and drives the connecting plate to move, and the connecting plate moves under the driving of the connecting block. Moving into the connecting groove, the pre-fixed connection operation between the guide sleeve and the cylinder is completed.

Description of drawings

Fig. 1 is the structural representation of the utility model;

2 is a sectional exploded view of a cylinder barrel and a guide sleeve of the present invention;

FIG. 3 is an enlarged view of part A in FIG. 2 of the utility model.

In the figure: 1, cylinder; 2, hydraulic rod; 3, guide sleeve; 4, piston; 5, guide mechanism; 501, guide groove; 502, docking groove; 503, rectangular groove; 504, rectangular block; 6, connection mechanism; 601, rubber elastic block; 602, connecting block; 603, installation slot; 604, connecting plate.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Referring to FIGS. 1 to 3 , a luffing oil cylinder guide sleeve for easy docking according to an embodiment of the present invention includes a cylinder barrel 1 , and a hydraulic rod 2 extending through the outside of the cylinder barrel 1 is slidably sleeved inside the cylinder barrel 1 . The hydraulic rod One end of the outer wall of 2 is fixedly connected with a piston 4, the interior of the cylinder 1 is provided with a guide sleeve 3, and the interior of the cylinder 1 and the outer wall of the guide sleeve 3 are provided with a guide mechanism 5;

The guide mechanism 5 includes a guide groove 501, a docking groove 502, a rectangular groove 503 and a rectangular block 504. The rectangular block 504 is arranged outside the guide sleeve 3 and extends to the outer wall. The butting groove 502 is arranged at one end of the outer wall of the cylinder barrel 1, and Extending to the inside, the guide groove 501 is provided inside the docking groove 502, and the two ends extend to one end of the outer wall of the cylinder 1 and the inside of the cylinder 1, respectively, and the rectangular groove 503 is provided inside the cylinder 1 and extends to the cylinder. One end of the outer wall of 1, and is connected with the guide groove 501;

A connecting mechanism 6 is also provided inside the guide sleeve 3 and the cylinder barrel 1 for performing a pre-fixed connection operation between the guide sleeve 3 and the cylinder barrel 1 .

In this embodiment: the interior of the cylinder 1 is provided with a threaded hole, and the threaded hole extends to the outer wall of the cylinder 1, and the interior of the guide sleeve 3 is provided with a connecting hole matching the threaded hole. 3 is sleeved on the outer wall of the hydraulic rod 2, and then the hydraulic rod 2 is moved to drive the guide sleeve 3 to move, the guide sleeve 3 is driven by the hydraulic rod 2 to move, and the rectangular block 504 is moved. Move down and enter the interior of the guide groove 501. At this time, the hydraulic rod 2 and the guide sleeve 3 can be pushed to drive the rectangular block 504 to move into the interior of the rectangular groove 503, that is, the connection between the hydraulic rod 2, the guide sleeve 3 and the cylinder 1 is completed. After connecting the threaded hole and the connecting hole by bolts, the connection and fixing of the guide sleeve 3 and the cylinder barrel 1 can be realized.

1-3, the connecting mechanism 6 includes a rubber elastic block 601, a connecting block 602, an installation groove 603 and a connecting plate 604. The installation groove 603 is arranged inside the guide sleeve 3 and extends to the outer wall. The rubber elastic block 601 It is fixedly connected inside the installation groove 603 , the connecting block 602 is fixedly connected to the top of the rubber elastic block 601 , and the connecting plate 604 is fixedly connected to one end of the outer wall of the connecting block 602 .

In this embodiment, when the moving hydraulic rod 2 drives the guide sleeve 3 to move, the guide sleeve 3 moves under the drive of the hydraulic rod 2 to drive the connecting block 602 to move. When the guide sleeve 3 moves inside the cylinder 1, The connecting block 602 shrinks inside the guide sleeve 3 under the extrusion of the inner wall of the cylinder 1. When the guide sleeve 3 completes the docking and completely enters the interior of the cylinder 1, the connecting block 602 is driven by the rubber elastic block 601 to move and drive the connection. The plate 604 moves, and the connecting plate 604 moves into the connecting groove under the driving of the connecting block 602 , that is, the pre-fixed connection operation between the guide sleeve 2 and the cylinder 1 is completed.

Please refer to FIG. 1-2 , there are two groups of guide grooves 501 , butt grooves 502 and rectangular blocks 504 , and the two groups of guide grooves 501 and butt grooves 502 are symmetrically arranged inside the cylinder 1 .

In this embodiment, the connection operation between the hydraulic rod 2 , the guide sleeve 3 and the cylinder barrel 1 can be realized through this structural arrangement.

Please refer to FIGS. 1-3 . A connecting rod is fixedly connected to one side of the outer walls of the two rectangular blocks 504 , and the outer walls of the two connecting rods are provided with a threaded structure, and the two connecting rods are connected to the guide sleeve 3 through the threaded structure.

In this embodiment, the two rectangular blocks 504 and the guide sleeve 3 can be pre-fixed and connected to each other through this structural arrangement.

1-3, there are two groups of rubber elastic blocks 601, connecting blocks 602, mounting grooves 603 and connecting plates 604, and the two groups of rubber elastic blocks 601, connecting blocks 602, mounting grooves 603 and connecting plates 604 are symmetrically arranged In the inner and outer walls of the guide sleeve 3 , the tops of the connecting plate 604 and the installation groove 603 are inclined structures.

In this embodiment, the connecting block 602 is moved by moving the guide sleeve 3 . When the guide sleeve 3 moves inside the cylinder 1 , the connecting block 602 shrinks inside the guide sleeve 3 under the extrusion of the inner wall of the cylinder 1 . , when the guide sleeve 3 completes the docking and completely enters the interior of the cylinder 1, the connecting block 602 moves under the driving of the rubber elastic block 601 to drive the connecting plate 604 to move, and the connecting plate 604 is driven by the connecting block 602 to move into the connection Inside the groove, the pre-fixed connection operation between the guide sleeve 2 and the cylinder barrel 1 is completed.

The above are only the preferred specific embodiments of the present invention, but the protection scope of the present invention is not limited to this. The technical solution of the utility model and its utility model concept are equivalently replaced or changed, and should be covered within the protection scope of the present utility model.

Claims (7)

1. A luffing oil cylinder guide sleeve that is convenient for docking, comprising a cylinder barrel (1), characterized in that a hydraulic rod ( 2), a piston (4) is fixedly connected to one end of the outer wall of the hydraulic rod (2), a guide sleeve (3) is provided inside the cylinder (1), and the interior of the cylinder (1) and the The outer wall of the guide sleeve (3) is provided with a guide mechanism (5); The guide mechanism (5) includes a guide groove (501), a butt-joint groove (502), a rectangular groove (503) and a rectangular block (504), and the rectangular block (504) is provided on the guide sleeve (3). Externally, the butting groove (502) is provided at one end of the outer wall of the cylinder (1), the guide groove (501) is provided inside the butting groove (502), and the rectangular groove (503) is provided at the inside of the cylinder (1); A connecting mechanism (6) is also provided inside the guide sleeve (3) and the cylinder (1), which is used for connecting operation between the guide sleeve (3) and the cylinder (1). 2 . The luffing cylinder guide sleeve according to claim 1 , wherein the connecting mechanism ( 6 ) comprises a rubber elastic block ( 601 ), a connecting block ( 602 ), and an installation groove ( 603 ). 3 . ) and a connecting plate (604), the installation groove (603) is arranged inside the guide sleeve (3), the rubber elastic block (601) is fixedly connected inside the installation groove (603), the The connecting block (602) is fixedly connected to the top of the rubber elastic block (601), and the connecting plate (604) is fixedly connected to one end of the outer wall of the connecting block (602). 3 . The luffing cylinder guide sleeve according to claim 1 , wherein the guide groove ( 501 ), the butting groove ( 502 ) and the rectangular block ( 504 ) are provided with two groups, and two groups are provided. 4 . The guide groove (501) and the abutment groove (502) are symmetrically arranged inside the cylinder (1). The luffing cylinder guide sleeve according to claim 1, characterized in that, connecting rods are fixedly connected to one side of the outer walls of the two rectangular blocks (504), and the two connecting rods are connected to each other. The outer wall of the rod is provided with a threaded structure. The luffing cylinder guide sleeve according to claim 2, characterized in that the rubber elastic block (601), the connecting block (602), the installation groove (603) and the connecting plate (604) There are two sets of settings. 6 . The luffing cylinder guide sleeve according to claim 2 , wherein the tops of the connecting plate ( 604 ) and the installation groove ( 603 ) are both inclined structures. 7 . The luffing cylinder guide sleeve according to claim 2, wherein the guide sleeve (3) is symmetrically provided with two connecting plates (604) and connecting blocks ( 602) to match the connection slot.

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