CN219975000U - Hydraulic cylinder sealing assembly with buffering function - Google Patents

Hydraulic cylinder sealing assembly with buffering function Download PDF

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Publication number
CN219975000U
CN219975000U CN202320958148.0U CN202320958148U CN219975000U CN 219975000 U CN219975000 U CN 219975000U CN 202320958148 U CN202320958148 U CN 202320958148U CN 219975000 U CN219975000 U CN 219975000U
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fixedly connected
groove
buffer
cylinder
piston
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CN202320958148.0U
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Chinese (zh)
Inventor
李小春
赵茂才
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Jiangsu Weirong Hydraulic & Pneumatic Technology Co ltd
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Jiangsu Weirong Hydraulic & Pneumatic Technology Co ltd
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Abstract

The utility model relates to the technical field of hydraulic cylinders, in particular to a hydraulic cylinder sealing assembly with a buffering function, which comprises a cylinder body, wherein the upper end of the cylinder body is fixedly connected with a mounting cylinder, the upper end of the mounting cylinder is provided with a mounting groove, the left part and the right part of the outer surface of the mounting cylinder are provided with limiting holes, a sealing mechanism is connected in the mounting groove in a clamping way, the middle part of the upper end of the sealing mechanism is inserted and movably connected with a piston rod, the upper end of the piston rod is provided with a rod head, the lower end of the piston rod is provided with a piston, the middle part of the lower end of the piston is fixedly connected with a plug rod, an inner cavity is arranged in the cylinder body, the left part and the right part of the inner lower wall of the inner cavity are fixedly connected with a buffering mechanism, and the middle part of the inner lower wall of the inner cavity is provided with a slot. The hydraulic cylinder sealing assembly with the buffering function is convenient to install, detach and replace, and maintain.

Description

Hydraulic cylinder sealing assembly with buffering function
Technical Field
The utility model relates to the technical field of hydraulic cylinders, in particular to a hydraulic cylinder sealing assembly with a buffering function.
Background
The cylinder, also called hydraulic cylinder or hydraulic cylinder, is an important actuator in a hydraulic system, and its function is to convert hydraulic energy into linear, oscillating and reciprocating mechanical motion, and when the hydraulic cylinder is actually used, the sealing element installed in the cylinder needs to be replaced from time to time, but when the sealing element is replaced, the hydraulic cylinder sealing assembly has the advantages that the sealing element can be taken out only by detaching some parts of the hydraulic cylinder, the operation is complicated when detaching some parts of the hydraulic cylinder, the sealing element is troublesome when being replaced, and the condition of inconvenient maintenance exists, so that a novel hydraulic cylinder sealing assembly with a buffering function is provided.
Disclosure of Invention
The utility model mainly aims to provide a hydraulic cylinder sealing assembly with a buffering function, which can effectively solve the problems in the background technology.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the utility model provides a hydraulic cylinder seal assembly with buffer function, includes the cylinder body, cylinder body upper end fixedly connected with installation section of thick bamboo, the installation section of thick bamboo upper end is opened there is the mounting groove, spacing hole has all been opened to installation section of thick bamboo surface left part and surface right part, the block is connected with sealing mechanism in the mounting groove, sealing mechanism upper end middle part interlude swing joint has the piston rod, the piston rod upper end is provided with the pole head, the piston rod lower extreme is provided with the piston, piston lower extreme middle part fixedly connected with inserted bar, the inside inner chamber that is provided with of cylinder body, the equal fixedly connected with buffer gear of inner chamber inner lower wall left part and inner lower wall right part, the slot has been opened at inner chamber inner lower wall middle part.
Preferably, the sealing mechanism comprises a mounting block, sealing grooves are formed in the upper portion of the outer surface of the mounting block and the lower portion of the outer surface of the mounting block, sealing rings are arranged in the sealing grooves, movable grooves are formed in the left portion and the inner right portion of the mounting block, springs are fixedly connected to the inner walls of the movable grooves, limiting blocks are fixedly connected to the ends, away from the inner walls of the movable grooves, of the springs, and limiting columns are fixedly connected to the ends, away from the springs, of the limiting blocks.
Preferably, the installation block is inserted and movably connected with the piston rod, the installation block is connected with the installation groove in a clamping way, and the outer surfaces of the two sealing rings are tightly attached to the inner wall of the installation groove.
Preferably, the outer surfaces of the two limiting blocks are respectively movably connected with the inner walls of the two movable grooves, and one ends of the two limiting columns, which are far away from the limiting blocks, are respectively clamped and connected with the two limiting holes.
Preferably, the buffer gear includes a buffer section of thick bamboo, buffer section of thick bamboo is inside to be opened there is the buffer tank, buffer tank left cell wall and right cell wall all open there is the damping groove, buffer tank lower cell wall fixedly connected with No. two springs, no. two springs keep away from the one end fixedly connected with movable block of buffer tank lower cell wall, the equal fixedly connected with damping piece in movable block surface left part and surface right part, movable block upper end middle part fixedly connected with connecting rod, connecting rod upper end fixedly connected with contact pad.
Preferably, the lower end of the buffer cylinder is fixedly connected with the inner lower wall of the inner cavity, the outer surfaces of the movable blocks are movably connected with the inner walls of the buffer grooves, the outer surfaces of the two damping blocks are respectively movably connected with the inner walls of the two damping grooves, the connecting rod is movably connected with the buffer cylinder in a penetrating mode, and the upper ends of the contact pads are in contact with the piston.
Compared with the prior art, the utility model has the following beneficial effects:
1. through setting up sealing mechanism, through pressing two spacing posts, two spacing posts extrude two numbers of springs through two stopper respectively, two spacing posts shrink in two movable slots respectively simultaneously, then place the piston rod with the piston into the inner chamber, let piston bottom and two buffer gear contacts, let the inserted bar of piston below insert in the slot, installation piece joint advances in the mounting groove simultaneously, two spacing posts pop out from two spacing holes respectively under the elasticity reset of a number of springs, can seal through two sealing washer, make convenient seal assembly's installation, also convenient dismantlement change to seal assembly, convenient maintenance;
2. through setting up buffer gear, can make a round trip extrusion contact pad when the piston rod carries the piston to make reciprocating motion, the contact pad passes through connecting rod and movable block extrusion No. two springs, and two damping blocks slide in two damping inslot respectively simultaneously, can effectively reduce the buffer force that hydraulic cylinder during operation produced through No. two springs, can improve hydraulic cylinder's life.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a hydraulic cylinder seal assembly with a cushioning function according to the present utility model;
FIG. 2 is a schematic diagram of the internal structure of a cylinder body of a hydraulic cylinder seal assembly with a buffering function according to the present utility model;
FIG. 3 is a schematic diagram of the overall structure of a sealing mechanism of a hydraulic cylinder sealing assembly with a buffering function;
fig. 4 is a schematic diagram of the whole structure of a buffering mechanism of a hydraulic cylinder sealing assembly with buffering function.
In the figure: 1. a cylinder; 2. a mounting cylinder; 3. a mounting groove; 4. a limiting hole; 5. a sealing mechanism; 6. a piston rod; 7. a club head; 8. a piston; 9. a rod; 10. an inner cavity; 11. a buffer mechanism; 12. a slot; 13. a mounting block; 14. sealing grooves; 15. a seal ring; 16. a movable groove; 17. a first spring; 18. a limiting block; 19. a limit column; 20. a buffer tube; 21. a buffer tank; 22. a damping groove; 23. a second spring; 24. a movable block; 25. a damping block; 26. a connecting rod; 27. and a contact pad.
Detailed Description
The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1-4, the present utility model provides a technical solution:
the utility model provides a hydraulic cylinder seal assembly with buffer function, including cylinder body 1, cylinder body 1 upper end fixedly connected with installation section of thick bamboo 2, installation section of thick bamboo 2 upper end is opened there is mounting groove 3, spacing hole 4 has all been opened to installation section of thick bamboo 2 surface left portion and surface right part, the block is connected with sealing mechanism 5 in the mounting groove 3, sealing mechanism 5 upper end middle part interlude swing joint has piston rod 6, piston rod 6 upper end is provided with pole head 7, piston rod 6 lower extreme is provided with piston 8, piston 8 lower extreme middle part fixedly connected with inserted bar 9, cylinder body 1 inside is provided with inner chamber 10, the equal fixedly connected with buffer gear 11 of inner lower wall left portion and inner lower wall right part in inner chamber 10, slot 12 has been opened at the inner lower wall middle part in inner chamber 10.
In this embodiment, sealing mechanism 5 includes installation piece 13, the seal groove 14 has all been opened to installation piece 13 surface upper portion and surface lower part, all be provided with sealing washer 15 in two seal grooves 14, left side and interior right part all are opened there is movable groove 16 in installation piece 13, the equal fixedly connected with spring 17 in two movable groove 16 inslot walls, the equal fixedly connected with stopper 18 of one end that the movable groove 16 inslot wall was kept away from to two spring 17, the equal fixedly connected with spacing post 19 of one end that the spring 17 was kept away from to two stopper 18, installation piece 13 alternates swing joint with piston rod 6, installation piece 13 and installation groove 3 block connection, two sealing washer 15 surface all closely laminate with installation groove 3 inslot wall, two stopper 18 surface respectively with two movable groove 16 inslot wall swing joint, the one end that the stopper 18 was kept away from to two spacing posts 19 respectively with two spacing hole 4 block connection, make things convenient for seal assembly's installation, also make things convenient for the change to seal assembly, it maintains conveniently.
In this embodiment, the buffer mechanism 11 includes the buffer tube 20, buffer tube 20 is inside to be opened there is buffer slot 21, buffer slot 21 left cell wall and right cell wall all open there is damping slot 22, buffer slot 21 lower cell wall fixedly connected with No. two springs 23, no. two springs 23 keep away from buffer slot 21 lower cell wall's one end fixedly connected with movable block 24, movable block 24 surface left portion and surface right part all fixedly connected with damping block 25, movable block 24 upper end middle part fixedly connected with connecting rod 26, connecting rod 26 upper end fixedly connected with contact pad 27, buffer tube 20 lower extreme and inner chamber 10 inner wall fixed connection, movable block 24 surface and buffer slot 21 inslot wall swing joint, two damping block 25 surface respectively with two damping slot 22 inslot wall swing joint, connecting rod 26 and buffer tube 20 alternate swing joint, contact pad 27 upper end and piston 8 contact, can effectively reduce the buffer force that the hydraulic cylinder during operation produced through No. two springs 23, can improve hydraulic cylinder's life.
It should be noted that, the utility model is a hydraulic cylinder sealing assembly with buffering function, in the use process, through pressing two limit posts 19, two limit posts 19 respectively squeeze two first springs 17 through two limit blocks 18, simultaneously two limit posts 19 respectively retract into two movable grooves 16, then piston rod 6 is placed into inner cavity 10 with piston 8, let piston 8 bottom contact with two buffer mechanisms 11, let inserted bar 9 below piston 8 insert slot 12, simultaneously installation piece 13 joint is put into installation groove 3, two limit posts 19 respectively pop out from two limit holes 4 under the elasticity reset of first spring 17, can seal through two sealing washer 15, make things convenient for sealing assembly's installation, also make things convenient for dismantling the sealing assembly to change, conveniently maintain, in the hydraulic cylinder use process, can make a round trip to squeeze contact pad 27 when piston rod 6 carries piston 8 to reciprocate, contact pad 27 squeezes second springs 23 through connecting rod 26 and movable block 24, simultaneously two damping blocks 25 respectively slide in two grooves 22, can effectively reduce hydraulic cylinder's life through second springs 23, can effectively reduce hydraulic cylinder service life.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (5)

1. The utility model provides a hydraulic cylinder seal assembly with buffer function, includes cylinder body (1), its characterized in that: the cylinder body is characterized in that the upper end of the cylinder body (1) is fixedly connected with a mounting cylinder (2), the upper end of the mounting cylinder (2) is provided with a mounting groove (3), the left part of the outer surface and the right part of the outer surface of the mounting cylinder (2) are provided with limiting holes (4), a sealing mechanism (5) is connected in the mounting groove (3) in a clamping mode, the middle part of the upper end of the sealing mechanism (5) is inserted and movably connected with a piston rod (6), the upper end of the piston rod (6) is provided with a rod head (7), the lower end of the piston rod (6) is provided with a piston (8), the middle part of the lower end of the piston (8) is fixedly connected with an inserting rod (9), an inner cavity (10) is formed in the cylinder body (1), the left part of the inner lower wall and the right part of the inner lower wall are fixedly connected with a buffer mechanism (11), and the middle part of the inner lower wall of the inner cavity (10) is provided with a slot (12);
sealing mechanism (5) are including installation piece (13), all open sealing groove (14) in installation piece (13) surface upper portion and surface lower part, two all be provided with sealing washer (15) in sealing groove (14), left part and interior right part all open in installation piece (13) have movable groove (16), two the equal fixedly connected with spring (17) of movable groove (16) inslot wall, two the equal fixedly connected with stopper (18) of one end of movable groove (16) inslot wall is kept away from to spring (17), two the equal fixedly connected with spacing post (19) of one end that spring (17) were kept away from to stopper (18).
2. The hydraulic ram seal assembly with cushioning function of claim 1, wherein: the installation blocks (13) are movably connected with the piston rods (6) in a penetrating mode, the installation blocks (13) are connected with the installation grooves (3) in a clamping mode, and the outer surfaces of the two sealing rings (15) are tightly attached to the inner walls of the installation grooves (3).
3. The hydraulic ram seal assembly with cushioning function of claim 1, wherein: the outer surfaces of the two limiting blocks (18) are respectively and movably connected with the inner walls of the two movable grooves (16), and one ends of the two limiting columns (19) far away from the limiting blocks (18) are respectively and fixedly connected with the two limiting holes (4).
4. The hydraulic ram seal assembly with cushioning function of claim 1, wherein: the buffer mechanism (11) comprises a buffer cylinder (20), a buffer groove (21) is formed in the buffer cylinder (20), damping grooves (22) are formed in the left groove wall and the right groove wall of the buffer groove (21), a second spring (23) is fixedly connected with the lower groove wall of the buffer groove (21), a movable block (24) is fixedly connected with one end of the lower groove wall of the buffer groove (21) away from the second spring (23), damping blocks (25) are fixedly connected with the left part and the right part of the outer surface of the movable block (24), a connecting rod (26) is fixedly connected with the middle part of the upper end of the movable block (24), and a contact pad (27) is fixedly connected with the upper end of the connecting rod (26).
5. The hydraulic ram seal assembly with cushioning function of claim 4, wherein: the lower end of the buffer cylinder (20) is fixedly connected with the inner lower wall of the inner cavity (10), the outer surface of the movable block (24) is movably connected with the inner wall of the buffer groove (21), the outer surfaces of the two damping blocks (25) are respectively movably connected with the inner walls of the two damping grooves (22), the connecting rod (26) is in penetrating and movable connection with the buffer cylinder (20), and the upper end of the contact pad (27) is in contact with the piston (8).
CN202320958148.0U 2023-04-25 2023-04-25 Hydraulic cylinder sealing assembly with buffering function Active CN219975000U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202320958148.0U CN219975000U (en) 2023-04-25 2023-04-25 Hydraulic cylinder sealing assembly with buffering function

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202320958148.0U CN219975000U (en) 2023-04-25 2023-04-25 Hydraulic cylinder sealing assembly with buffering function

Publications (1)

Publication Number Publication Date
CN219975000U true CN219975000U (en) 2023-11-07

Family

ID=88580283

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202320958148.0U Active CN219975000U (en) 2023-04-25 2023-04-25 Hydraulic cylinder sealing assembly with buffering function

Country Status (1)

Country Link
CN (1) CN219975000U (en)

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