CN222185301U - A buffer device for hydraulic hoist - Google Patents
A buffer device for hydraulic hoist Download PDFInfo
- Publication number
- CN222185301U CN222185301U CN202420727416.2U CN202420727416U CN222185301U CN 222185301 U CN222185301 U CN 222185301U CN 202420727416 U CN202420727416 U CN 202420727416U CN 222185301 U CN222185301 U CN 222185301U
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- CN
- China
- Prior art keywords
- buffer
- buffer component
- mounting base
- ring
- hydraulic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 230000001681 protective effect Effects 0.000 claims abstract description 18
- 230000003139 buffering effect Effects 0.000 claims abstract description 17
- 230000007246 mechanism Effects 0.000 claims abstract description 13
- 239000000428 dust Substances 0.000 claims abstract description 6
- 230000035939 shock Effects 0.000 claims description 23
- 238000010521 absorption reaction Methods 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 7
- 230000002265 prevention Effects 0.000 claims 1
- 238000013016 damping Methods 0.000 abstract description 21
- 230000003044 adaptive effect Effects 0.000 abstract description 13
- 101000623895 Bos taurus Mucin-15 Proteins 0.000 abstract description 5
- 230000006978 adaptation Effects 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
Landscapes
- Fluid-Damping Devices (AREA)
Abstract
The utility model discloses a buffer device of a hydraulic hoist, which relates to the technical field of hydraulic hoists and comprises a hydraulic cylinder body, wherein the output end of the hydraulic cylinder body is connected with a piston rod in a sliding manner, the periphery of the piston rod is provided with a buffer mechanism, the buffer mechanism comprises a buffer component I, a buffer component II, an adaptive mounting pad and a protective rubber sleeve, the buffer component I is positioned above the buffer component II, a bearing ring is arranged above the buffer component I, the buffer component I and the buffer component II are used for buffering and damping, the adaptive mounting pad is used for mounting and fixing, and the protective rubber sleeve is used for preventing dust. The utility model can simplify the whole structure, avoid the complex buffer mechanism setting in the cylinder, simultaneously, is easier to install and maintain, does not need to disassemble the cylinder body to the inside for operation, prevents dust from entering and has high adaptability.
Description
Technical Field
The utility model relates to the technical field of hydraulic hoist, in particular to a buffer device of a hydraulic hoist.
Background
The hydraulic hoist is generally composed of a hydraulic system and a hydraulic cylinder, and under the control of the hydraulic system, the purpose of opening and closing the orifice is achieved, and in order to prevent noise reduction when the hydraulic hoist is used and to prevent impact when the piston or gate of the hydraulic hoist moves to a terminal position, a buffer device is required.
The utility model discloses a publication number is CN214698604U, discloses a buffering rust-resistant device of long stroke hydraulic hoist, including the cylinder body, the inboard of cylinder body is equipped with the piston, surface one side of piston is equipped with first magnetic path, surface one side that the surface of piston kept away from first magnetic path is equipped with first magnetic ring, the surface of piston is close to the one end fixedly connected with piston rod of first magnetic ring, and the piston rod is located the inboard of first magnetic ring, the surface cover of piston rod is equipped with first rubber sleeve, the inboard fixedly connected with first compression spring of first rubber sleeve, the surface that the surface of first rubber sleeve is close to the one end fixedly connected with second magnetic ring of piston. According to the utility model, the compression spring is arranged in the rubber sleeve, so that the compression spring can be prevented from being corroded and rusted, the integral buffering performance can be ensured, and meanwhile, the integral buffering performance is further improved through the arranged magnetic ring and magnetic block.
The buffer device is placed in the cylinder of the hydraulic hoist when the device is used, so that the spring in the buffer device deforms after long-time use, the magnetism of the magnetic force in a high-pressure environment can be reduced, and the magnetic force needs to be checked and replaced regularly, so that the maintenance cost and time are increased, and the cylinder body needs to be disassembled during maintenance.
Disclosure of utility model
The utility model provides a buffer device of a hydraulic hoist, which has the advantage of easy maintenance and aims to solve the problems in the background technology.
The utility model provides a buffer device of a hydraulic hoist for realizing the purpose of easy maintenance, which comprises a hydraulic cylinder body, wherein the output end of the hydraulic cylinder body is connected with a piston rod in a sliding way, and the periphery of the piston rod is provided with a buffer mechanism;
The buffer mechanism comprises a first buffer component and a second buffer component, and further comprises an adaptive mounting pad and a protective rubber sleeve, wherein the first buffer component is located above the second buffer component, a receiving ring is arranged above the first buffer component, the first buffer component and the second buffer component are used for buffering and damping, the adaptive mounting pad is used for being mounted and fixed, and the protective rubber sleeve is used for being dustproof.
As a preferable technical scheme of the utility model, the first buffer component comprises an arc-shaped plate, one side of the arc-shaped plate is fixedly connected with an M-shaped piece, the inside of the M-shaped piece is fixedly connected with a first spring, one end of the first spring, which is far away from the M-shaped piece, is fixedly connected with one side of the arc-shaped plate, and one side of the arc-shaped plate, which is far away from the M-shaped piece, is attached to the periphery of the piston rod.
As a preferable technical scheme of the utility model, the upper end and the lower end of the M-shaped piece are fixedly connected with a primary damping ring I, and the side, far away from the M-shaped piece, of the primary damping ring I is attached with a secondary damping ring.
As a preferable technical scheme of the utility model, the second buffer component comprises a mounting base, the mounting base and the receiving ring are mutually symmetrical, a first-stage shock absorption ring II is attached to the upper side of the mounting base, an inserting connector is arranged between the first-stage shock absorption ring II and the mounting base, the inserting connector is inserted above the mounting base, and a second spring is arranged around the lower end of the inserting connector.
As a preferable technical scheme of the utility model, the surface of the mounting base opposite to the bearing ring is provided with a primary damping ring II, an inserting connector and a spring II.
As a preferable technical scheme of the utility model, the adaptive mounting pad is in threaded connection below the mounting base, the lower end of the protective rubber sleeve is adhered to the periphery of the mounting base, and the upper end of the protective rubber sleeve is adhered to the periphery of the bearing ring.
As a preferable technical scheme of the utility model, the lower end of the adaptive mounting pad is connected with the output end face of the hydraulic cylinder body in a threaded manner.
Compared with the prior art, the utility model provides a buffer device of a hydraulic hoist, which has the following beneficial effects:
1. This buffer of hydraulic hoist through buffer gear and its setting that includes the article, at first buffer gear wholly cup joints the outer wall at the piston rod to through the adaptation mounting pad of installation base bottom and the outer wall fixed connection of hydraulic cylinder body, thereby let the connecting block striking on piston rod top carry the ring and cooperate buffer assembly one and buffer assembly two to carry out shock attenuation buffering when the hydraulic cylinder body withdraws the piston rod, finally can simplify overall structure, avoided the complicated buffer gear setting in the jar, simultaneously, also install and maintain more easily, need not dismantle the cylinder body to the inside operation.
2. This buffer of hydraulic hoist is through adaptation mounting pad and buffer unit one and buffer unit two, and the setting of protection gum cover still can select the adaptation mounting pad of corresponding thickness in advance when fixing the flexible port of installation base bottom and hydraulic cylinder body through the adaptation mounting pad to adapt to the shrink scope of different hydraulic hoist, the protection gum cover then prevents that the dust from entering into buffer unit one and buffer unit two and then increase its life from outside.
Drawings
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is a schematic view of the overall structure of the cushioning mechanism of the present utility model;
FIG. 3 is a schematic view of the outer structure of each of the first and second damper assemblies according to the present utility model;
FIG. 4 is a schematic view of the structure of the second buffer assembly of the present utility model;
FIG. 5 is a schematic view of the structure of an inner portion of the buffering assembly of the present utility model.
In the figure, 1, a hydraulic cylinder body, 2, a piston rod, 3, a buffer mechanism, 31, a buffer component I, 311, an arc plate, 312, an M-shaped piece, 313, a spring I, 314, a primary shock absorption ring I, 315, a secondary shock absorption ring, 32, a buffer component II, 321, a mounting base, 322, a primary shock absorption ring II, 323, a plug connector, 324, a spring II, 33, a receiving ring, 34, an adaptive mounting pad and 35, a protective rubber sleeve.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-5, the utility model discloses a buffer device of a hydraulic hoist, which comprises a hydraulic cylinder body 1, wherein the output end of the hydraulic cylinder body 1 is slidably connected with a piston rod 2, and the periphery of the piston rod 2 is provided with a buffer mechanism 3;
The buffer mechanism 3 comprises a first buffer component 31, a second buffer component 32, an adaptive mounting pad 34 and a protective rubber sleeve 35, wherein the first buffer component 31 is positioned above the second buffer component 32, a receiving ring 33 is arranged above the first buffer component 31, the first buffer component 31 and the second buffer component 32 are used for buffering and damping, the adaptive mounting pad 34 is used for mounting and fixing, the protective rubber sleeve 35 is used for preventing dust, the protective rubber sleeve 35 is made of foldable rubber, and the adaptive mounting pad 34 is composed of a rubber foot pad and a threaded rod arranged above and below the rubber pad.
Specifically, the first buffering component 31 includes an arc plate 311, one side of the arc plate 311 is fixedly connected with an M-shaped member 312, a first spring 313 is fixedly connected inside the M-shaped member 312, one end of the first spring 313, which is far away from the M-shaped member 312, is fixedly connected with one side of the arc plate 311, and one side of the arc plate 311, which is far away from the M-shaped member 312, is attached to the periphery of the piston rod 2.
In this embodiment, the arc plate 311 is similar to a rubber foot pad for increasing friction with the periphery of the piston rod 2, and one end of the M-shaped member 312 is inserted and fixed on one side of the arc plate 311, and since the M-shaped member 312 is in an "M" shape, the middle portion of the M-shaped member is bent inwards under upper and lower pressures to absorb shock, and the first spring 313 is extruded to absorb shock again during bending.
Specifically, the upper end and the lower end of the M-shaped member 312 are fixedly connected with a first primary damping ring 314, and a second secondary damping ring 315 is attached to the side of the first primary damping ring 314 away from the M-shaped member 312.
In this embodiment, the first and second shock absorbing rings 314 and 315 are symmetrically disposed at the upper and lower ends of the M-shaped member 312, wherein the second shock absorbing ring 315 above the M-shaped member 312 contacts the second primary shock absorbing ring 322 below the receiving ring 33, and the second shock absorbing ring 315 below the M-shaped member 312 is released from the second primary shock absorbing ring 322 above the mounting base 321, and the first and second shock absorbing rings 314 and 315 are formed by clamping or welding a plurality of curved iron sheets, so that the first and second shock absorbing rings 314 and 315 are convenient to replace and maintain, wherein the thickness and width of the first and second shock absorbing rings 314 are smaller for level shock absorption relative to the second shock absorbing ring 315, and the first and second shock absorbing rings 314 and 315 are annular as a whole and have a certain upper and lower roundabout bending, so that they have a certain gap.
Specifically, the second buffer component 32 includes a mounting base 321, the mounting base 321 and the receiving ring 33 are symmetrical to each other, a second primary shock absorbing ring 322 is attached to the upper side of the mounting base 321, an inserting piece 323 is arranged between the second primary shock absorbing ring 322 and the mounting base 321, the inserting piece 323 is inserted into the upper side of the mounting base 321, and a second spring 324 is encircling the lower end of the inserting piece 323.
In this embodiment, the primary damping ring two 322 and the primary damping ring one 314 are identical in shape and configuration, the plug 323 is formed by a plate and a fixedly connected vertical rod, and the spring two 324 surrounds the periphery of the vertical rod.
Specifically, the opposite surface of the mounting base 321 to the receiving ring 33 has a first damping ring two 322, a plug 323 and a spring two 324.
In this embodiment, the mounting base 321 is completely vertically symmetrical with the receiving ring 33, and the primary shock absorbing ring two 322, the plug 323 and the spring two 324 are also integrally consistent with the first buffer component 31 under the receiving ring 33, but the receiving ring 33 is initially contacted with the connecting block at the end of the piston rod 2 and transmits force to the lower stage.
Specifically, the adapting mounting pad 34 is screwed below the mounting base 321, the lower end of the protective rubber sleeve 35 is adhered to the periphery of the mounting base 321, and the upper end of the protective rubber sleeve 35 is adhered to the periphery of the receiving ring 33.
In this embodiment, the receiving ring 33 and the mounting base 321 have mounting rings at their peripheries, so that the protective rubber cover 35 is adhered and fixed.
In particular, the lower end of the adapter pad 34 is screwed to the output end face of the hydraulic cylinder 1.
In this embodiment, threaded holes are formed in the output end face of the hydraulic cylinder 1 and the lower end face of the mounting base 321 for connecting the adapter mounting pad 34.
The working principle and the using flow of the utility model are as follows:
When the hydraulic cylinder body 1 contracts the piston rod 2 so that the piston rod 2 enters the hydraulic cylinder body 1, and buffering is performed when a connecting block at the top end of the piston rod 2 is in contact with the receiving ring 33, the piston rod is subjected to level buffering through the buffering component I31 and the buffering component II 32;
When the force moves down the receiving ring 33, the first primary damping ring two 322 below the receiving ring 33 is deformed and buffered, then the first primary damping ring 314 above the arc plate 311 and the second secondary damping ring 315 are moved down and deformed, the M-shaped piece 312 is deformed and the first spring 313 inside the M-shaped piece 312 is transversely extruded in the deformation process, and the arc plate 311 is continuously attached to the outer wall of the piston rod 2 to perform primary damping and buffering;
After the force is transmitted by the bearing ring 33 and the buffer component I31, the primary damping ring II 322 above the mounting base 321 is deformed, the deformation of the primary damping ring II 322 can lead the plug-in piece 323 at the gap between the primary damping ring II 322 and the mounting base 321 to move downwards and be plugged into the mounting base 321, and at the moment, the spring II 324 is contracted to finish secondary buffering and damping;
The receiving ring 33 moves downwards in the buffering process so that the objects above the first buffer component 31 and the second buffer component 32 are deformed, and the receiving ring 33 and the protective rubber sleeve 35 at the periphery of the mounting base 321 are folded along with the objects, so that dust is prevented from entering;
When the buffer mechanism 3 is installed, firstly, the upper part of the adaptive installation pad 34 is abutted against the threaded hole below the installation base 321, and the lower part of the adaptive installation pad 34 is abutted against the threaded hole on the outer wall of the output end of the hydraulic cylinder body 1, and then the adaptive installation pad 34 is rotated by a tool to complete the connection of the buffer mechanism 3 and the hydraulic cylinder body 1.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420727416.2U CN222185301U (en) | 2024-04-10 | 2024-04-10 | A buffer device for hydraulic hoist |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420727416.2U CN222185301U (en) | 2024-04-10 | 2024-04-10 | A buffer device for hydraulic hoist |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222185301U true CN222185301U (en) | 2024-12-17 |
Family
ID=93826054
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420727416.2U Active CN222185301U (en) | 2024-04-10 | 2024-04-10 | A buffer device for hydraulic hoist |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222185301U (en) |
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2024
- 2024-04-10 CN CN202420727416.2U patent/CN222185301U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |