CN217873942U - Air bag type damper - Google Patents
Air bag type damper Download PDFInfo
- Publication number
- CN217873942U CN217873942U CN202222198318.8U CN202222198318U CN217873942U CN 217873942 U CN217873942 U CN 217873942U CN 202222198318 U CN202222198318 U CN 202222198318U CN 217873942 U CN217873942 U CN 217873942U
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- end cover
- section
- gasbag
- periphery
- barrel
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Abstract
The utility model relates to a gasbag formula attenuator, including hydraulic pressure subassembly and atmospheric pressure subassembly, be provided with the connecting piece between hydraulic pressure subassembly and the atmospheric pressure subassembly, hydraulic pressure subassembly includes the barrel, link assembly, the barrel is installed in the connecting piece, link assembly slides and installs in the barrel, the atmospheric pressure subassembly includes the gas cylinder, gasbag and end cover subassembly, the gas cylinder is installed in the connecting piece, the gasbag sets up in the gas cylinder, gas cylinder one end is the opening and is provided with the installing port, the gasbag is located installing port department and is provided with the collar, the end cover subassembly sets up in the installing port, and the end cover subassembly is used for collar and gas cylinder fixed connection. Adopt above-mentioned scheme, provide one kind and adopt the gasbag to replace traditional floating piston and improve a gasbag formula attenuator of the life of attenuator.
Description
Technical Field
The utility model relates to an air bag type damper.
Background
The damper, also called a shock absorber, is used to suppress the shock when the spring absorbs the shock and then rebounds and the impact from the road surface. The damping device is widely applied to locomotives, automobiles, battery cars and the like, and is used for accelerating the damping of the vibration of a frame and an automobile body so as to improve the driving smoothness of the automobile. When the road surface passes through the uneven road surface, although the shock-absorbing spring can filter the vibration of the road surface, the spring can still reciprocate, and the damper is used for inhibiting the spring from jumping.
Current attenuator includes hydraulic pressure subassembly and atmospheric pressure subassembly usually, be provided with between hydraulic pressure subassembly and the atmospheric pressure subassembly and be rigid connecting piece, wherein, hydraulic pressure subassembly includes the barrel usually, link assembly slides and installs in the barrel, make to vibrate drive link assembly and slide in the barrel, and play the buffering under the flow resistance effect in the barrel, furthermore, the atmospheric pressure subassembly includes gas cylinder and floating piston, floating piston slides and installs in the gas cylinder, when the pressure differential change in the realization barrel is too big, partial buffer solution passes through in the connecting piece gets into the gas cylinder, and carry out buffer protection under floating piston's effect.
Because the existing damper adopts a floating piston mode to carry out floating compression resistance, the repeated long-term motion of the floating piston can lead to the gradual abrasion of a sealing ring at the periphery of the floating piston, thereby causing the oil leakage phenomenon and the damage of the damper.
Disclosure of Invention
Not enough to prior art exists, the utility model aims to provide an adopt gasbag to replace traditional floating piston and improve a gasbag formula attenuator of the life of attenuator.
In order to achieve the above purpose, the utility model provides a following technical scheme: including hydraulic assembly and atmospheric pressure subassembly, be provided with the connecting piece between hydraulic assembly and the atmospheric pressure subassembly, hydraulic assembly includes barrel, link assembly, and the barrel is installed in the connecting piece, and link assembly slides and installs in barrel, its characterized in that: the air pressure assembly comprises an air bottle, an air bag and an end cover assembly, the air bottle is installed in the connecting piece, the air bag is arranged in the air bottle, one end of the air bottle is provided with an installation opening in an opening mode, the air bag is located in the installation opening and is provided with an installation ring, the end cover assembly is arranged at the installation opening, and the end cover assembly is used for fixedly connecting the installation ring with the air bottle.
The utility model discloses further set up to: the gas cylinder is located installing port side integrated into one piece and is provided with the installation section of thick bamboo section, the interior week of installation section of thick bamboo section is polygonal prism shape, the periphery is cylindrically, the end cover subassembly includes suppression end cover and locking end cover, the outer peripheral shape size of suppression end cover and the interior week looks adaptation of installation section of thick bamboo section, and the suppression end cover is located axial one side of collar, the gas cylinder is located the collar and deviates from suppression end cover side and is provided with the pressure face, the periphery that the locking end cover is located the installation section of thick bamboo section is provided with the cooperation portion with the outer peripheral threaded connection of installation section of thick bamboo section, the interior week that the locking end cover is located the installation section of thick bamboo section is provided with the locking portion of pressing in the suppression end cover.
The utility model discloses further set up to: the pressing end cover is provided with an inserting section which is inserted into the air bag, a first cylindrical binding surface is arranged on the periphery of the inserting section, the first binding surface is bound with the inner periphery of the air bag, the air bottle is located on the side, deviating from the first binding surface, of the air bag, a second cylindrical binding surface is arranged on the side, located on the side, deviating from the first binding surface, of the air bag, and the second binding surface is bound with the outer periphery of the air bag.
The utility model discloses further set up to: the inserting section is positioned on the first binding surface and provided with an annular clamping groove, and the air bag is provided with a clamping ring inserted into the clamping groove.
The utility model discloses further set up to: the outer periphery of the mounting ring is cylindrical.
The utility model discloses further set up to: the locking part is in a ring shape with cylindrical inner and outer peripheries.
The utility model discloses further set up to: the periphery of the axial end of the barrel is provided with external threads, the periphery of the barrel is provided with an adjusting tray in threaded fit with the external threads, and the connecting piece is in threaded fit with the external threads.
The utility model discloses further set up to: the inner periphery of the gas cylinder, which deviates from the side of the mounting opening, is provided with internal threads, and the connecting piece is in threaded fit with the internal threads.
Through adopting above-mentioned technical scheme, when the pressure differential in the barrel changes too greatly, partial buffer solution passes through in the connecting piece gets into the gas cylinder, and carries out the buffer protection under gasbag deformation effect, and wherein, adopts the gasbag to replace traditional floating piston, because the wearing and tearing of gasbag are less, can still guarantee the sealed effect of gasbag under long-term the use to prevent the gasbag damage and the phenomenon that takes place the oil leak, improve the life of attenuator.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a cross-sectional view of an embodiment of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1;
FIG. 3 is an enlarged view of A in FIG. 2;
FIG. 4 is an enlarged view of B in FIG. 1;
fig. 5 is an enlarged view of C in fig. 1.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1-5, the utility model discloses a 22 formula dampers of gasbag, including hydraulic assembly 1 and atmospheric pressure subassembly 2, wherein, be provided with connecting piece 3 of being made by the rigidity material between hydraulic assembly 1 and the atmospheric pressure subassembly 2, wherein, hydraulic assembly 1 includes barrel 11, link assembly 12 (the concrete structure does not expand the explanation, for current mature structure), install in connecting piece 3 on the left side of barrel 11, link assembly 12 slides and installs in the right side of barrel 11, furthermore, atmospheric pressure subassembly 2 includes gas cylinder 21, gasbag 22 and end cover assembly 23, wherein, gas cylinder 21 left side is installed in connecting piece 3, and be provided with intercommunication runner 31 in the connecting piece 3, and realize being connected cylinder 11 and gas cylinder 21 and switch on, in addition, gasbag 22 sets up in gas cylinder 21, in addition, the gas cylinder 21 right-hand member is the opening and is provided with the installing port, gasbag 22 is located installing port department and is provided with collar 221, and end cover assembly 23 sets up in the installing port, and end cover assembly 23 is used for installing collar 221 and gas cylinder 21 fixed connection.
Therefore, when the pressure difference in the cylinder 11 is changed too much, part of the buffer solution enters the gas cylinder 21 through the connecting piece 3, and the buffer protection is performed under the deformation action of the gas bag 22, wherein the gas bag 22 is adopted to replace the traditional floating piston, and the sealing effect of the gas bag 22 can be ensured under the long-term use because the abrasion of the gas bag 22 is small, so that the phenomenon of oil leakage caused by the damage of the gas bag 22 is prevented, and the service life of the damper is prolonged.
In addition, the gas cylinder 21 in this embodiment is integrally formed with the mounting cylinder section 211 on the side of the mounting opening, wherein the inner periphery of the mounting cylinder section 211 is polygonal prism-shaped (octagonal prism-shaped is adopted in this embodiment), the outer periphery is cylindrical, the end cap assembly 23 includes the pressing end cap 231 and the locking end cap 232, the outer periphery of the pressing end cap 231 is matched in shape and size with the inner periphery of the mounting cylinder section 211, the pressing end cap 231 is located on the axial right side of the mounting ring 221, and the gas cylinder 21 is located on the left side of the mounting ring 221 and is provided with the pressure receiving surface 212, so that the pressing end cap 231 is pressed against the pressure receiving surface 212 from the right side to achieve pressing and fixing, in addition, the locking end cap 232 is located on the outer periphery of the mounting cylinder section 211 and is provided with the fitting portion 2321 in threaded connection with the outer periphery of the mounting cylinder section 211, and the locking portion 2322 of the locking end cap 232 located on the inner periphery of the mounting cylinder section 211 is provided with the locking portion 2322 pressed against the pressing end cap 231, so that rotation of the mounting cylinder section 211 causes no deformation, and the locking end cap 2322 rotates along with the mounting cylinder section 231.
In addition, the pressing end cover 231 in this embodiment is provided with the section 2311 of inserting of locating in the gasbag 22, the periphery of inserting the section 2311 is provided with and is columniform first binding face 2312, first binding face 2312 is laminated with the interior circumference of gasbag 22, gas cylinder 21 is located the gasbag 22 and deviates from first binding face 2312 side and is provided with and is columniform second binding face 213, second binding face 213 is laminated with the periphery of gasbag 22, make and carry out the centre gripping to the gasbag 22 through first binding face 2312 and second binding face 213 near the collar 221 side, thereby prevent that the gasbag 22 from being influenced the collar 221 in the deformation process, guarantee sealed validity.
In addition, insert in this embodiment and establish section 2311 and be located and offer on first binding face 2312 and be annular joint groove 2313, gasbag 22 is provided with inserts the joint ring 222 of locating in joint groove 2313 for further improve the stability of gasbag 22 installation under the mating reaction of joint groove 2313 and joint ring 222.
Preferably, the outer periphery of the mounting ring 221 in this embodiment is cylindrical, so that the airbag 22 is integrally of a cylindrical structure, and thus the structure is simpler, the processing is more convenient, and the production cost is lower.
Preferably, the locking part 2322 in this embodiment is in a ring shape with a cylindrical inner periphery and a cylindrical outer periphery, so that the circumferential force applied by the locking part 2322 to the pressing end cover 231 is more uniform, and the circumferential force applied by the pressing end cover 231 to the mounting ring 221 is more uniform, so that the sealing is more uniform.
In addition, the axial one end periphery of barrel 11 in this embodiment is provided with external screw thread 111, barrel 11 periphery be provided with external screw thread 111 screw-thread fit's regulation tray 13, connecting piece 3 and external screw thread 111 screw-thread fit, the external screw thread 111 of barrel 11 makes barrel 11 dismouting more convenient with the cooperation of connecting piece 3 to and threaded connection's regulation tray 13 can supply the spring (other structures of bumper shock absorber) to support on the external screw thread 111.
In addition, the inner periphery of the gas cylinder 21 deviating from the mounting port side in the embodiment is provided with the internal thread 214, and the connecting piece 3 is in threaded fit with the internal thread 214, so that the gas cylinder 21 and the connecting piece 3 can be assembled and disassembled more conveniently.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. The utility model provides a gasbag formula attenuator, includes hydraulic pressure subassembly and atmospheric pressure subassembly, is provided with the connecting piece between hydraulic pressure subassembly and the atmospheric pressure subassembly, and hydraulic pressure subassembly includes barrel, link assembly, and the barrel is installed in the connecting piece, and link assembly slides and installs in barrel, its characterized in that: the air pressure assembly comprises an air bottle, an air bag and an end cover assembly, the air bottle is installed in the connecting piece, the air bag is arranged in the air bottle, one end of the air bottle is provided with an installation opening in an opening mode, the air bag is located in the installation opening and is provided with an installation ring, the end cover assembly is arranged at the installation opening, and the end cover assembly is used for fixedly connecting the installation ring with the air bottle.
2. A bladder type damper as claimed in claim 1, wherein: the gas cylinder is located installing port side integrated into one piece and is provided with the installation section of thick bamboo section, the interior week of installation section of thick bamboo section is polygonal prism shape, the periphery is cylindrically, the end cover subassembly includes suppression end cover and locking end cover, the outer peripheral shape size of suppression end cover and the interior week looks adaptation of installation section of thick bamboo section, and the suppression end cover is located axial one side of collar, the gas cylinder is located the collar and deviates from suppression end cover side and is provided with the pressure face, the periphery that the locking end cover is located the installation section of thick bamboo section is provided with the cooperation portion with the outer peripheral threaded connection of installation section of thick bamboo section, the interior week that the locking end cover is located the installation section of thick bamboo section is provided with the locking portion of pressing in the suppression end cover.
3. A gas bag type damper according to claim 2, wherein: the pressing end cover is provided with inserts the section of establishing of inserting of locating in the gasbag, and the periphery of inserting the section is provided with and is columniform first binding face, and the laminating of the interior week of first binding face and gasbag, gas cylinder lie in the gasbag and deviate from first binding face side and be provided with and be columniform second binding face, the laminating of second binding face and the periphery of gasbag.
4. A gas bag type damper according to claim 3, wherein: the inserting section is positioned on the first binding surface and provided with an annular clamping groove, and the air bag is provided with a clamping ring inserted into the clamping groove.
5. A bladder type damper according to any one of claims 1-2, wherein: the outer periphery of the mounting ring is cylindrical.
6. A bladder type damper according to claim 5, wherein: the locking part is in a ring shape with cylindrical inner and outer peripheries.
7. A gas bag type damper according to claim 1, wherein: the periphery of the axial end of the barrel is provided with external threads, the periphery of the barrel is provided with an adjusting tray in threaded fit with the external threads, and the connecting piece is in threaded fit with the external threads.
8. A gas bag type damper according to claim 1, wherein: the inner periphery of the gas cylinder, which deviates from the side of the mounting opening, is provided with internal threads, and the connecting piece is in threaded fit with the internal threads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222198318.8U CN217873942U (en) | 2022-08-20 | 2022-08-20 | Air bag type damper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222198318.8U CN217873942U (en) | 2022-08-20 | 2022-08-20 | Air bag type damper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217873942U true CN217873942U (en) | 2022-11-22 |
Family
ID=84079107
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222198318.8U Active CN217873942U (en) | 2022-08-20 | 2022-08-20 | Air bag type damper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217873942U (en) |
-
2022
- 2022-08-20 CN CN202222198318.8U patent/CN217873942U/en active Active
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