CN209130104U - A kind of high-mechanic damper - Google Patents
A kind of high-mechanic damper Download PDFInfo
- Publication number
- CN209130104U CN209130104U CN201821827645.2U CN201821827645U CN209130104U CN 209130104 U CN209130104 U CN 209130104U CN 201821827645 U CN201821827645 U CN 201821827645U CN 209130104 U CN209130104 U CN 209130104U
- Authority
- CN
- China
- Prior art keywords
- piston rod
- accommodating chamber
- cylinder body
- piston
- mechanic
- 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.)
- Active
Links
Landscapes
- Vehicle Body Suspensions (AREA)
- Fluid-Damping Devices (AREA)
Abstract
The utility model discloses a kind of high-mechanic dampers, it include cylinder body, the front end of the cylinder body is provided with front cover, the cylinder interior is hollow to be formed with accommodating chamber, spring holder is arranged on the outer wall of the cylinder body, through-hole is offered on the front cover, it is plugged with piston rod in the through hole, working cylinder is equipped in the upper cover of piston rod, the bore of the working cylinder is at least three times of the piston rod outer diameter, guider and piston are also arranged on one end that the piston rod extends in the accommodating chamber, the outer ring of the guider is fixed on the inner wall of the accommodating chamber, the piston is located at the end of the piston rod, the piston includes rubber frame, a circle mounting groove is formed on the rubber frame, the fixed damping spring in the mounting groove, stomata is formed with inside the rubber frame, it is described Sliding slot is offered on the inner wall of stomata, be slidably connected valve block in the sliding slot.
Description
Technical field
The utility model relates generally to damper technical field, more particularly to a kind of high-mechanic damper.
Background technique
In the prior art, for the damping of mass transit vehicle, usually big chassis install multiple dampers come into
Row damping will install multiple dampers in bottom and just need to reserve multiple installation positions in chassis, the requirement for structure design
It is higher, in addition, damper in the prior art, needs reserved one section of idle stroke to damping spring, prevents damping spring compressed
It spends and follows the string, this section of idle stroke increases the internal volume of damper, so that damper sealing effect declines.
Utility model content
In view of the deficienciess of the prior art, the utility model is intended to provide and a kind of damper idle running problem can be effectively reduced
High-mechanic damper.
To achieve the above object, the utility model provides the following technical solution:
A kind of high-mechanic damper, includes cylinder body, and the front end of the cylinder body is provided with front cover, and the cylinder interior is hollow
It is formed with accommodating chamber, by the front cover by the front sealing of the accommodating chamber, is arranged with spring holder on the outer wall of the cylinder body,
The spring holder includes dust cover and flexible steel ring, and the flexible steel ring is set on the outer wall of the cylinder body, the dust cover
It is circumferentially fixed on the flexible steel ring, through-hole is offered on the front cover, be plugged with piston rod in the through hole, institute
It states piston rod one end to be located at outside the accommodating chamber, one end extends in the accommodating chamber, extends to receiving in the piston rod
It is arranged with working cylinder on one end in chamber, hydraulic oil or oil for being lubricated to piston rod are filled in the working cylinder
Rouge, the bore of the working cylinder are at least three times of the piston rod outer diameter, extend in the accommodating chamber in the piston rod
One end on be also arranged with guider and piston, the outer ring of the guider is fixed on the inner wall of the accommodating chamber, the work
Plug is located at the end of the piston rod, and the piston includes rubber frame, and circle installation is formed on the rubber frame
Slot, the fixed damping spring in the mounting groove are formed with stomata, the inner wall of the stomata inside the rubber frame
On offer sliding slot, be slidably connected valve block in the sliding slot, and by the end face of the valve block and the piston rod described
A closed air cavity is separated out in stomata.
As the improvement of the utility model, the fixed bottom valve in the rear end of the cylinder body, the bottom valve is by the accommodating chamber
Rear seal is welded with suspension part on the chassis, is fixed on automobile chassis by the suspension part.
As the preferred of the utility model, the length of the sliding slot is less than the depth of the stomata.
As the improvement of the utility model, gap is formed between the guider and the front cover, in the gap
It is provided with oil sealing, the oil sealing is circumferentially formed with flange, and the flange is turned down towards the inside of the accommodating chamber.
Compared with the prior art, the advantages of the utility model are: using flat oil/gas dual-seal, flange compacting,
Keep damper sealing system more stable, improves service life；Working piston loads pure valve structure and piston rubber-coating technology is effective
Reduce damper idle running problem.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of high-mechanic damper in the utility model embodiment.
Specific embodiment
It is described further referring to embodiment of the attached drawing to high-mechanic damper in the utility model.
As shown in the picture, the present embodiment is a kind of high-mechanic damper, includes cylinder body 1, and the front of cylinder body is cylinder,
The rear portion of cylinder body is formed with wave protrusion, assembles for worker or manipulator clamping, the front end of cylinder body is provided with front cover 2, cylinder
Body inner hollow is formed with accommodating chamber, and by front cover by the front sealing of accommodating chamber, spring holder, bullet are arranged on the outer wall of cylinder body
Spring disk is made of dust cover 3 and 4 two parts of flexible steel ring, and flexible steel ring is set on the outer wall of cylinder body, and dust cover is then along week
To being fixed on flexible steel ring, dust cover one side is recessed, and concave face is arranged towards the wheel direction of automobile, for turning wheel
The raw dust etc. of movable property is stopped, and is prevented them from being entered in accommodating chamber by gap, is polluted to accommodating chamber inside.
Through-hole is offered on front cover, is plugged with piston rod 5 in through-holes, and described piston rod one end is located at outside accommodating chamber
Portion, referred to as outer end, the other end then extend in accommodating chamber, referred to as inner end, are arranged with working cylinder on the inner end of piston rod
6, the hydraulic oil or grease for being lubricated to piston rod are filled in the working cylinder, the bore of the working cylinder is at least
It is three times of the piston rod outer diameter, the volume of entire damper can be expanded in this way, thus increase the damping force of damper, it is real
The purpose of existing high-mechanic.But due to the increase of damper volume, if guaranteeing that sealing effect becomes a great problem, for this purpose, this
Guider 7 and piston 8 are also arranged in embodiment on one end that the piston rod extends in the accommodating chamber, guider is solid
It is scheduled on the front end of the working cylinder and front end of working cylinder is closed, in order to guarantee leakproofness, the outer ring of the guider is fixed
On the inner wall of the accommodating chamber, it is formed with gap between guider and the front cover, is provided with oil sealing in the gap
9, the oil sealing is circumferentially formed with flange, and the flange is turned down towards the inside of the accommodating chamber.The piston is located at piston rod
End, the piston includes rubber frame 81, a circle mounting groove is formed on the rubber frame, in the mounting groove
In fixed damping spring 82, stomata is formed with inside the rubber frame, offers sliding slot on the inner wall of the stomata,
The length of the sliding slot is less than the depth of the stomata, and be slidably connected valve block 83 in the sliding slot, and by the valve block
A closed air cavity is separated out in the stomata with the end face of the piston rod.
In the fixed bottom valve 10 in the rear end of the cylinder body, the bottom valve is by the rear seal of the accommodating chamber, at the bottom
It is welded with suspension part 11 on disk, is fixed on automobile chassis by the suspension part.
The above makes preferred embodiments of the present invention, does not depart from for those of ordinary skill in the art
Under the premise of the utility model principle, several variations and modifications can also be made, these also should be regarded as the protection of the utility model
Range.
Claims (4)
1. a kind of high-mechanic damper, includes cylinder body, it is characterised in that: the front end of the cylinder body is provided with front cover, the cylinder
Body inner hollow is formed with accommodating chamber, by the front cover by the front sealing of the accommodating chamber, covers on the outer wall of the cylinder body
Equipped with spring holder, the spring holder includes dust cover and flexible steel ring, and the flexible steel ring is set on the outer wall of the cylinder body,
The dust cover is circumferentially fixed on the flexible steel ring, through-hole is offered on the front cover, in the through hole grafting
There is piston rod, described piston rod one end is located at outside the accommodating chamber, and one end extends in the accommodating chamber, in the piston rod
It extends on one end in accommodating chamber and is arranged with working cylinder, be filled in the working cylinder for being lubricated to piston rod
Hydraulic oil or grease, the bore of the working cylinder are at least three times of the piston rod outer diameter, extend to institute in the piston rod
It states and is also arranged with guider and piston on one end in accommodating chamber, the outer ring of the guider is fixed on the inner wall of the accommodating chamber
On, the piston is located at the end of the piston rod, and the piston includes rubber frame, is formed on the rubber frame
One circle mounting groove, the fixed damping spring in the mounting groove are formed with stomata, the gas inside the rubber frame
Sliding slot is offered on the inner wall in hole, be slidably connected valve block in the sliding slot, and by the end of the valve block and the piston rod
Face is separated out a closed air cavity in the stomata.
2. high-mechanic damper according to claim 1, it is characterised in that: the fixed bottom valve in the rear end of the cylinder body, institute
Bottom valve is stated by the rear seal of the accommodating chamber, is welded with suspension part on the bottom valve, vapour is fixed on by the suspension part
On chassis.
3. high-mechanic damper according to claim 1, it is characterised in that: the length of the sliding slot is less than the stomata
Depth.
4. high-mechanic damper according to claim 1, it is characterised in that: formed between the guider and the front cover
There is gap, be provided with oil sealing in the gap, the oil sealing is circumferentially formed with flange, and the flange is towards the accommodating chamber
Inside fold.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821827645.2U CN209130104U (en) | 2018-11-07 | 2018-11-07 | A kind of high-mechanic damper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821827645.2U CN209130104U (en) | 2018-11-07 | 2018-11-07 | A kind of high-mechanic damper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209130104U true CN209130104U (en) | 2019-07-19 |
Family
ID=67244167
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821827645.2U Active CN209130104U (en) | 2018-11-07 | 2018-11-07 | A kind of high-mechanic damper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209130104U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109236934A (en) * | 2018-11-07 | 2019-01-18 | 浙江金波减震器制造有限公司 | A kind of high-mechanic damper |
-
2018
- 2018-11-07 CN CN201821827645.2U patent/CN209130104U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109236934A (en) * | 2018-11-07 | 2019-01-18 | 浙江金波减震器制造有限公司 | A kind of high-mechanic damper |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108488293A (en) | A kind of damper damping mechanism and apply its hydraulic pressure-air pressure combination of dampings damper | |
| CN208669920U (en) | Double grease chamber rigidity regulating oil gas springs | |
| CN209130104U (en) | A kind of high-mechanic damper | |
| CN208311350U (en) | A kind of damper damping mechanism and hydraulic-air pressure combination of dampings damper using it | |
| CN109236934A (en) | A kind of high-mechanic damper | |
| CN208123333U (en) | A kind of piston rod damping aligning | |
| CN110552984A (en) | Anti-pollution single cylinder bumper shock absorber subassembly of no jamming | |
| CN202194988U (en) | Leak-proof shock absorber | |
| CN209510994U (en) | A kind of automobile absorber with dustproof effect | |
| CN208885850U (en) | Hydraulic buffer | |
| CN104074912A (en) | Dustproof automotive shock absorber | |
| KR101382346B1 (en) | Shock absorber for vehicle | |
| RO118546B1 (en) | Viscous damper | |
| CN210600003U (en) | Suspension rubber buffer block structure mounted on automobile shock absorber | |
| US10359115B2 (en) | Cylinder device and seal member | |
| CN113339443A (en) | Assembly method of oil seal guider assembly | |
| CN105351429A (en) | Dust-proof damper | |
| CN106246793A (en) | A kind of hydro-pneumatic spring power cylinder, hydro pneumatic suspension and automobile | |
| CN207393831U (en) | Damper, automobile suspension system and automobile | |
| CN212616064U (en) | High-sealing high-temperature-resistant shock absorber assembly | |
| CN202707897U (en) | Automobile shock absorber provided with flanging sealing mechanism | |
| RU180458U1 (en) | HYDRAULIC SHOCK ABSORBER | |
| CN205618465U (en) | Oil cylinder | |
| CN220816391U (en) | Low friction force shock absorber oil seal | |
| CN203880003U (en) | Swing-resistant shock absorber with high sealing performance |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |