CN215409509U

CN215409509U - Piston rod convenient to assemble and disassemble

Info

Publication number: CN215409509U
Application number: CN202121547866.6U
Authority: CN
Inventors: 张筱靖
Original assignee: Jingjiang Wenda Machinery Co ltd
Current assignee: Jingjiang Wenda Machinery Co ltd
Priority date: 2021-07-08
Filing date: 2021-07-08
Publication date: 2022-01-04
Anticipated expiration: 2031-07-08

Abstract

The utility model discloses a piston rod convenient to assemble and disassemble, which comprises a piston rod, wherein an installation seat is fixed at the upper end of a plug rod, a connecting plate is detachably installed on the installation seat, an inserting component and two groups of limiting components are installed in an inner cavity of the installation seat, the two groups of limiting components are in tooth joint with the inserting component, and the inserting component is inserted into the connecting plate. According to the piston rod convenient to assemble and disassemble, the connecting plate of the piston rod is inserted with the connecting plate and fixed together through the inserting assembly, the damaged connecting plate can be replaced, the connecting plate and the piston rod are convenient to assemble and disassemble, the limiting assembly is arranged to limit the movement of the threaded barrel, and the threaded barrel can be prevented from moving due to the self-rotation of a screw caused by vibration, so that the inserting effect of the inserting column and the block body is influenced.

Description

Piston rod convenient to assemble and disassemble

Technical Field

The utility model relates to the field of piston rod equipment, in particular to a piston rod convenient to assemble and disassemble.

Background

As the name suggests, the piston rod is a connecting component for supporting the piston to do work, most of the piston rod is applied to an oil cylinder and a cylinder movement executing component, and the piston rod is a moving component with frequent movement and high technical requirements. The hydraulic oil cylinder is taken as an example and comprises a cylinder barrel, a piston rod (an oil cylinder rod), a piston and an end cover. The quality of the processing quality directly influences the service life and the reliability of the whole product.

The upper end of the existing piston rod is integrally provided with a connecting plate which is used as a connecting piece of a part, when the connecting plate is damaged, the connecting plate cannot be disassembled and replaced, so that the whole piston rod cannot be used, and huge loss is caused.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a piston rod convenient to assemble and disassemble, which can effectively solve the problems in the background technology.

In order to achieve the purpose, the utility model adopts the technical scheme that:

the utility model provides a piston rod of convenient loading and unloading, includes the piston rod, the upper end of cock stem is fixed with the mount pad just demountable installation has the connecting plate on the mount pad, grafting subassembly and two sets of spacing subassembly and two sets of are installed to the inner chamber of mount pad spacing subassembly all with the grafting subassembly tooth joint, grafting subassembly is pegged graft with the connecting plate.

Preferably, the left end of connecting plate is that the symmetry is installed two sets of blocks and is two sets of all be equipped with the grafting through-hole on the block, two sets of the lower extreme of block all is located the below of connecting plate lower extreme, the upper end of mount pad is equipped with first recess and the second recess with connecting plate and two sets of block looks adaptations.

Preferably, the depth of the second groove is greater than the depth of the first groove.

Preferably, the plug-in assembly comprises a screw, the screw is rotatably arranged in an inner cavity of the mounting seat, one end of the screw is located in the inner cavity of the square threaded cylinder and is in threaded connection with the inner cavity, a plurality of groups of first clamping teeth are symmetrically arranged on the outer wall of the square threaded cylinder, a transverse plate is fixed at the left end of the square threaded cylinder, two groups of plug-in posts are symmetrically arranged at the left end of the transverse plate, and the end portions of the two groups of plug-in posts are respectively located in the inner cavities of the two groups of second grooves.

Preferably, the plug connector of the inserted column is of a frustum structure, and the surfaces of the inserted column, the transverse plate and the square threaded cylinder are smooth surfaces.

Preferably, spacing subassembly includes second latch and spacing spring, the second latch slides and sets up the inner chamber at the mount pad, the tip of second latch and the fixed tip fixed connection who sets up the spacing spring in the mount pad inner chamber, the tip that spacing spring was kept away from to the second latch is in the joint space between adjacent two sets of first latches.

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

1. the connecting plate of the piston rod is inserted with the connecting plate and fixed together through the inserting assembly, the damaged connecting plate can be replaced, and the connecting plate and the piston rod can be conveniently mounted and dismounted.

2. Be equipped with spacing subassembly, start up spacing effect to the motion of a screw thread section of thick bamboo, can prevent that the screw from leading to a screw thread section of thick bamboo to take place to remove because of the vibration is from changeing, the effect of pegging graft of post and block is inserted in the influence.

Drawings

FIG. 1 is an overall structural view of a piston rod of the present invention which is easy to assemble and disassemble;

FIG. 2 is a structural view of a connecting plate of a piston rod which is convenient to assemble and disassemble according to the present invention;

FIG. 3 is a top view of a mounting base for a piston rod of the present invention that is easy to assemble and disassemble;

fig. 4 is a top sectional view of a piston rod mounting seat of the present invention for easy assembly and disassembly.

In the figure: 1. a piston rod; 2. a mounting seat; 3. a connecting plate; 31. a block body; 32. inserting through holes; 4. a first groove; 5. a second groove; 6. a limiting component; 61. a second latch; 62. a limiting spring; 7. a plug-in assembly; 71. a square threaded cylinder; 72. a screw; 73. a first latch; 74. a transverse plate; 75. and (5) inserting the column.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-4, a piston rod convenient to assemble and disassemble includes a piston rod 1, a mounting seat 2 is fixed at the upper end of the piston rod 1, a connecting plate 3 is detachably mounted on the mounting seat 2, a plug-in component 7 and two sets of limit components 6 are mounted in an inner cavity of the mounting seat 2, the two sets of limit components 6 are in tooth joint with the plug-in component 7, and the plug-in component 7 is plugged with the connecting plate 3.

The left end of connecting plate 3 is the symmetry and installs all to be equipped with grafting through-hole 32 on two sets of blocks 31 and two sets of blocks 31, the lower extreme of two sets of blocks 31 all is located the below of 3 lower extremes of connecting plate, the upper end of mount pad 2 is equipped with first recess 4 and the second recess 5 with connecting plate 3 and two sets of blocks 31 looks adaptations, peg graft the lower extreme of connecting plate 3 and two sets of blocks 31 that set up on it with first recess 4 and second recess 5 respectively, can make connecting plate 3 unable horizontal upward movement, limiting displacement has to it.

The depth of the second groove 5 is greater than that of the first groove 4, so that the subsequent plugging and positioning of the plugging and connecting component 7 and the two groups of blocks 31 is facilitated.

The plug-in component 7 comprises a screw 72, the screw 72 is rotatably arranged in the inner cavity of the mounting base 2, one end of the screw 72 is positioned in the inner cavity of the square thread cylinder 71 and is in threaded connection with the inner cavity, a plurality of groups of first clamping teeth 73 are symmetrically arranged on the outer wall of the square thread cylinder 71, a transverse plate 74 is fixed at the left end of the square thread cylinder 71, two groups of plug-in posts 75 are symmetrically arranged at the left end of the transverse plate 74, the end parts of the two groups of plug-in posts 75 are respectively positioned in the inner cavities of the two groups of second grooves 5, and the screw 72 can be rotated by a tool to enable the thread cylinder 71 to drive the transverse plate 74 to perform linear motion, so that the plug-in fixation of the two groups of plug-in posts 75 and the two groups of block bodies 31 can be realized.

The plug connector of the plug column 75 is of a frustum structure, so that the plug column 75 can be conveniently inserted into the block body 31 in a guiding mode, and the surfaces of the plug column 75, the transverse plate 74 and the square threaded cylinder 71 are all smooth surfaces, so that friction loss among the plug column 75, the transverse plate 74, the square threaded cylinder 71 and the mounting base 2 can be reduced.

The limiting assembly 6 comprises a second latch 61 and a limiting spring 62, the second latch 61 is slidably arranged in the inner cavity of the mounting base 2, the end part of the second latch 61 is fixedly connected with the end part of the limiting spring 62 fixedly arranged in the inner cavity of the mounting base 2, the end part of the second latch 61 far away from the limiting spring 62 is arranged in a clamping gap between two adjacent groups of first latches 73, when the square threaded cylinder 71 moves under the driving of a screw 72, the first latch 73 arranged on the square threaded cylinder 71 can contact with the second latch 61 to form interference to enable the second latch 61 to move, and then the second latch 61 can be engaged with the square threaded cylinder 71 again under the elastic action of the limiting spring 62, the movement of the thread cylinder 71 is started to be limited, and the screw 72 can be prevented from rotating automatically due to vibration to cause the thread cylinder 71 to move, so that the plugging effect of the plug column 75 and the block body 31 is influenced.

It should be noted that, the utility model is a piston rod convenient for assembly and disassembly, when a connecting plate 3 on the device is installed, the lower end of the connecting plate 3 and two sets of blocks 31 arranged thereon are respectively inserted into a first groove 4 and a second groove 5, so that the connecting plate 3 cannot move in the horizontal direction, and has a limiting effect on the connecting plate, and then a tool is used to rotate a screw 72 to make a threaded cylinder 71 drive a transverse plate 74 to perform linear motion, so that the two sets of inserting columns 75 and the two sets of blocks 31 can be inserted and fixed, and the connecting plate 3 and the piston rod 1 can be disassembled by reverse operation, so that the connecting plate 3 and the piston rod can be assembled and disassembled conveniently, a limiting component 6 is arranged to limit the motion of the threaded cylinder 71, and the screw 72 can be prevented from rotating due to vibration to cause the movement of the threaded cylinder 71, and the insertion effect of the inserting columns 75 and the blocks 31 can be influenced.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a piston rod of convenient loading and unloading, includes piston rod (1), its characterized in that: the upper end of cock stem (1) is fixed with mount pad (2) just demountable installation has connecting plate (3) on mount pad (2), plug-in components (7) and two sets of spacing subassembly (6) and two sets of are installed to the inner chamber of mount pad (2) spacing subassembly (6) all with plug-in components (7) tooth joint, plug-in components (7) are pegged graft with connecting plate (3).

2. A piston rod of claim 1, wherein: the left end of connecting plate (3) is the symmetry and installs two sets of blocks (31) and two sets of all be equipped with grafting through-hole (32) on block (31), two sets of the lower extreme of block (31) all is located the below of connecting plate (3) lower extreme, the upper end of mount pad (2) is equipped with first recess (4) and second recess (5) with connecting plate (3) and two sets of block (31) looks adaptation.

3. A piston rod of claim 2, wherein: the depth of the second groove (5) is greater than the depth of the first groove (4).

4. A piston rod of claim 1, wherein: the plug-in connection component (7) comprises a screw (72), the screw (72) is rotatably arranged in an inner cavity of the mounting seat (2), one end of the screw (72) is located in an inner cavity of the square thread cylinder (71) and is in threaded connection with the inner cavity, a plurality of groups of first clamping teeth (73) are symmetrically arranged on the outer wall of the square thread cylinder (71), a transverse plate (74) is fixed at the left end of the square thread cylinder (71), two groups of plug columns (75) are symmetrically arranged at the left end of the transverse plate (74), and the end portions of the plug columns (75) are respectively located in inner cavities of the two groups of second grooves (5).

5. A piston rod of claim 4, wherein: the plug connector of the plug post (75) is of a frustum structure, and the surfaces of the plug post (75), the transverse plate (74) and the square threaded cylinder (71) are smooth surfaces.

6. A piston rod of claim 1, wherein: spacing subassembly (6) include second latch (61) and spacing spring (62), second latch (61) slide and set up the inner chamber in mount pad (2), the tip of second latch (61) and the fixed tip fixed connection who sets up spacing spring (62) at mount pad (2) inner chamber, the tip that spacing spring (62) were kept away from in second latch (61) is the joint space between adjacent two sets of first latch (73).