CN208651511U - Hydraulic damper - Google Patents
Hydraulic damper Download PDFInfo
- Publication number
- CN208651511U CN208651511U CN201820762668.3U CN201820762668U CN208651511U CN 208651511 U CN208651511 U CN 208651511U CN 201820762668 U CN201820762668 U CN 201820762668U CN 208651511 U CN208651511 U CN 208651511U
- Authority
- CN
- China
- Prior art keywords
- adjusting
- block
- piston
- inner casing
- centre bore
- 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
- Fluid-Damping Devices (AREA)
Abstract
A kind of hydraulic damper, including outer shell, inner casing and piston component, the inner casing is located in the outer shell, the piston component is mounted in the inner casing, flow cavity is formed between the inner casing and outer shell, the damper further includes adjusting component, the adjusting component includes adjusting hand handle, adjust active block, adjust transition block and adjusting size throttle block, the open end of the outer shell is equipped with big envelope, the adjusting active block is rotatably mounted in the big envelope, the adjusting size throttle block is mounted on the open end of inner casing, the adjusting transition block, which is mounted on, to be adjusted between active block and adjusting size throttle block and rotates with active block is adjusted, spring is equipped between the adjusting transition block and the adjusting active block, the adjusting hand handle is located at outside the big envelope and is mounted in the adjusting active block.The utility model provides a kind of hydraulic damper that different resistances can be achieved.
Description
Technical field
The utility model relates to a kind of hydraulic dampers.
Background technique
The resistance of existing damper is usually that cannot adjust, and a usually definite value does not adapt to different make
User.
Summary of the invention
In order to overcome the shortcomings of the prior art, the utility model provides a kind of hydraulic resistance that different resistances can be achieved
Buddhist nun's device.
The technical scheme adopted by the utility model to solve the technical problem is as follows:
A kind of hydraulic damper, including outer shell, inner casing and piston component, the inner casing are located in the outer shell, the work
Plug assembly is mounted in the inner casing, and flow cavity is formed between the inner casing and outer shell, and the damper further includes adjusting group
Part, the adjusting component include adjusting hand handle, adjusting active block, adjust transition block and adjusting size throttle block, the outer shell
Open end is equipped with big envelope, and the adjusting active block is rotatably mounted in the big envelope, the adjusting size throttle block installation
In the open end of inner casing, the adjusting transition block, which is mounted on, to be adjusted between active block and adjusting size throttle block and leads with adjusting
Motion block rotation, is equipped with spring, the left end of the spring and the adjusting between the adjusting transition block and the adjusting active block
Active block connection, the right end of the spring are connect with the adjusting transition block, and the adjusting hand handle is located at outside the big envelope and pacifies
In the adjusting active block；
The adjusting size throttle block is equipped with annular convex platform, is set on the periphery of the annular convex platform there are three uniformly distributed
First notch, first notch are located in the flow cavity and are connected to flow cavity, the adjusting size throttle block
It is circumferentially equipped with the gradual change runner of a depth gradual change on left side, is equipped with second in the end of most deep one end of gradual change runner
Notch, second notch is connected to the gradual change runner, while being also connected to the first notch；
The left side for adjusting transition block is equipped with the first groove, is additionally provided with relief hole in the adjusting transition block, institute
It states the first groove to be connected to the relief hole, the relief hole and described gradual change runner or so face and be connected to；The adjusting master
The right side of motion block is equipped with the second groove, is equipped with sealing ring in the second groove；
The piston component includes piston rod and piston, and the right end of the piston rod is connect with piston, is set on the piston
There are multiple through-holes, and is equipped in the left side of piston for blocking through-hole and deformable second stalloy, second stalloy
Middle part be riveted on the piston rod of the piston component, the sealing end of the inner casing is equipped with sealing plate and the first stalloy, described
It also is provided with multiple through-holes on sealing plate, is riveted on sealing plate and is arranged in the left side of the sealing plate in the middle part of first stalloy；
The left end right-to-left of the piston rod sequentially passes through the centre bore of adjusting size throttle block, adjusts centre bore, the bullet of transition block
The centre bore of spring, sealing ring, the centre bore for adjusting active block, the piston rod and adjusting size throttle block adjusts transition block
Centre bore clearance fit；
The centre bore of the adjusting size throttle block is connected to the inner cavity of the inner casing, the centre bore for adjusting transition block
It is coaxially arranged with the centre bore of adjusting size throttle block and be connected to.
Further, the sealing end of the outer shell is sealed by outer potting block, and the outer potting block is equipped with the first fixing head,
The left end of the piston rod is connected with the second fixing head.
Further, the piston, adjust transition block, adjust active block on be respectively equipped with annular seal groove, the piston
The first O-ring seal is equipped between inner casing, first O-ring seal is mounted in the annular seal groove on piston；It is described
It adjusts and is equipped with the second O-ring seal between transition block and big envelope, second O-ring seal is mounted on the ring adjusted in transition block
In shape seal groove；Third O-ring seal is equipped between adjusting active block and the big envelope, the third O-ring seal is mounted on
It adjusts in the annular seal groove in active block.
The beneficial effects of the utility model are mainly manifested in: according to the requirement of different demands people, different resistances is adjusted.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the half sectional view of the utility model.
Fig. 3 is the utility model when elongating, liquid flow schematic diagram.
Fig. 4 is that the utility model is being pressed in short-term, liquid flow schematic diagram.
Fig. 5 is the enlarged drawing of A in Fig. 3.
Fig. 6 is the enlarged drawing of B in Fig. 4.
Fig. 7 is the cross-sectional view of adjusting size throttle block.
Fig. 8 is the left view of Fig. 7.
Fig. 9 is the cross-sectional view for adjusting transition block.
Figure 10 is the left view of Fig. 9.
Figure 11 is the cross-sectional view for adjusting active block.
Figure 12 is the left view of Figure 11.
Specific embodiment
The utility model is further described with reference to the accompanying drawing.
Referring to Fig.1~Figure 12, a kind of hydraulic damper, including outer shell 1, inner casing 2 and piston component, the inner casing 2 are located at
In the outer shell 1, the piston component is mounted in the inner casing 2, forms flow cavity between the inner casing 2 and outer shell 1, institute
Stating damper further includes adjusting component, and the adjusting component includes adjusting hand handle 4, adjusting active block 5, adjust transition block 6 and adjust
Size throttle block 7 is saved, the open end of the outer shell 1 is equipped with big envelope, and the adjusting active block 5 is rotatably mounted on the big envelope
Interior, the adjusting size throttle block 7 is mounted on the open end of inner casing 2, the adjusting transition block 6 be mounted on adjust active block 5 with
It is rotated between adjusting size throttle block 7 and with active block 5 is adjusted, between the adjusting transition block 6 and the adjusting active block 5
Equipped with spring, the left end of the spring is connect with the adjusting active block 5, the right end of the spring and the adjusting transition block 6
Connection, the adjusting hand handle 4 are located at outside the big envelope and are mounted in the adjusting active block 5；
The adjusting size throttle block 7 is equipped with annular convex platform, sets that there are three uniformly distributed on the periphery of the annular convex platform
The first notch 71, first notch 71 is located in the flow cavity and is connected to flow cavity, the adjusting size section
The gradual change runner 72 that a depth gradual change is circumferentially equipped on the left side of block 7 is flowed, in most deep one end of gradual change runner 72
End is equipped with the second notch 73, and second notch 73 is connected to the gradual change runner 72, while also connecting with the first notch 71
It is logical；
The left side for adjusting transition block 6 is equipped with the first groove, is additionally provided with relief hole in the adjusting transition block 6
61, first groove is connected to the relief hole 61, the relief hole 61 and 72 or so the face of gradual change runner and company
It is logical；The right side for adjusting active block 5 is equipped with the second groove, is equipped with sealing ring 8 in the second groove；
The piston component includes piston rod 31 and piston 32, and the right end of the piston rod 31 is connect with piston 32, described
Piston 32 is equipped with multiple through-holes, and is equipped in the left side of piston 32 for blocking through-hole and deformable second stalloy 10,
The middle part of second stalloy 10 is riveted on the piston rod 31 of the piston component, and the sealing end of the inner casing 2 is equipped with envelope
Plate 21 and the first stalloy 9 also are provided with multiple through-holes on the sealing plate, and the middle part of first stalloy 9 is riveted on sealing plate 21
Left side that is upper and being arranged in the sealing plate 21；The left end right-to-left of the piston rod 32 sequentially passes through adjusting size throttle block 7
Centre bore, adjust the centre bore of transition block 6, spring, sealing ring, the centre bore for adjusting active block 5, the piston rod 31 with adjust
It saves the centre bore of size throttle block 7, adjust the centre bore clearance fit of transition block 6；
The centre bore of the adjusting size throttle block 7 is connected to the inner cavity of the inner casing 2, in the adjusting transition block 6
Heart hole is coaxially arranged with the centre bore of adjusting size throttle block 7 and is connected to.
Further, the sealing end of the outer shell 1 is sealed by outer potting block 11, and the outer potting block 11 is equipped with first
Fixing head 12, the left end of the piston rod 31 are connected with the second fixing head 13.
Further, the piston 32, adjust transition block 6, adjust active block 5 on be respectively equipped with annular seal groove, it is described
The first O-ring seal 14 is equipped between piston 32 and inner casing 2, it is close that first O-ring seal 14 is mounted on the annular on piston
In sealing groove；The second O-ring seal 15 is equipped between the adjusting transition block 6 and big envelope, second O-ring seal 15 is mounted on
It adjusts in the annular seal groove in transition block 6；Third O-ring seal 16 is equipped between the adjusting active block 5 and big envelope, it is described
Third O-ring seal 16 is mounted in the annular seal groove adjusted in active block 5.
In the present embodiment, the right end of the big envelope and the left port of outer shell are fitted close, and the open end of the inner casing 2 contacts
It on the right side of the annular convex platform and is tightly connected, in the centre bore and adjusting transition block 6 of the adjusting size throttle block 7
Heart hole, the centre bore for adjusting active block 5 are coaxially arranged；Sealing plate on inner casing 2 have it is porous, riveting have the first stalloy 9, work as pressure release
When hole is directed at the second notch 73, the most fast resistance of flow velocity is small, and when relief hole is at the shallow place of gradual change runner, the slow resistance of flow velocity is big.
The working principle of the utility model are as follows: rotated by adjusting hand handle 4, drive and adjust active block 5 to rotate adjusting
Transition block 6 makes its relative adjustment size throttle block 7 generate the displacement of angle direction, while letting out again because adjusting to be equipped in transition block 6
Hole 64 is pressed, so directly resulting in the displacement that relief hole 64 generates circumferencial direction relative to adjusting size throttle block 7, and because adjusting
There is the gradual change runner 72 gradually become shallower as in the left side of size throttle block 7, to pass through gradual change runner corresponding to control relief hole 61
72 present position reaches control flow, and then reaches the size of control resistance.
When piston rod 31 pulls out elongate to the left, for liquid flow trace as shown in arrow in Fig. 3 and Fig. 5, piston 32 is left
Liquid passes sequentially through the centre bore of adjusting size throttle block 7 in the inner casing of side, the centre bore of adjusting transition block 6 flows through adjusting transition
Then the first groove on block 6 flows into gradual change runner 72 into relief hole 61, flow out from the second notch 73 and lack by first
Mouth 71 flows into the flow cavity between interior outer shell, then turns right always and flow to the right end of inner casing 2, the first stalloy 9 is because of a left side
Side pressure is small and deforms, and is flowed into work from the gap between the through-hole and the first sheet metal 9 and sealing plate 21 on inner casing sealing plate 21
In the inner casing on 32 right side of plug；
Retracting i.e. pressure to the right in piston rod 31, in short-term, for liquid flow trace as shown in arrow in Fig. 4 and Fig. 6, piston 32 is right
Liquid is entered between piston 32 and the second stalloy 10 by the through-hole on piston 32 in the inner casing of side, the second stalloy 10
It is deformed because left side pressure is small, liquid is continuously introduced in the inner casing in 32 left side of piston, then passes sequentially through adjusting size throttling
The centre bore of block 7, the centre bore for adjusting transition block 6 flow through the first groove adjusted in transition block 6, into relief hole 61, then
Gradual change runner 72 is flowed into, flowed out from the second notch 73 and is flowed into the flow cavity between interior outer shell by the first notch 71；
The utility model is to adjust hand handle 4 for treadmills by rotation, reach different resistances, to correspond to difference
The body-building of demander.
Claims (3)
1. a kind of hydraulic damper, including outer shell, inner casing and piston component, the inner casing is located in the outer shell, the piston
Component is mounted in the inner casing, forms flow cavity between the inner casing and outer shell, it is characterised in that: the damper also wraps
Adjusting component is included, the adjusting component includes adjusting hand handle, adjusting active block, adjust transition block and adjusting size throttle block, institute
The open end for stating outer shell is equipped with big envelope, and the adjusting active block is rotatably mounted in the big envelope, the adjusting size section
Stream block is mounted on the open end of inner casing, the adjustings transition block be mounted between adjusting active block and adjusting size throttle block and with
The rotation of adjusting active block, equipped with spring between the adjustings transition block and the adjustings active block, the left end of the spring and
The adjusting active block connection, the right end of the spring are connect with the adjusting transition block, and the adjusting hand handle is located at the envelope
Set is outer and is mounted in the adjusting active block；
The adjusting size throttle block is equipped with annular convex platform, is set on the periphery of the annular convex platform there are three uniformly distributed first
Notch, first notch are located in the flow cavity and are connected to flow cavity, the left end of the adjusting size throttle block
It is circumferentially equipped with the gradual change runner of a depth gradual change on face, is equipped with second in the end of most deep one end of gradual change runner and lacks
Mouthful, second notch is connected to the gradual change runner, while being also connected to the first notch；
The left side for adjusting transition block is equipped with the first groove, is additionally provided with relief hole in the adjusting transition block, and described the
One groove is connected to the relief hole, the relief hole and described gradual change runner or so face and is connected to；The adjusting active block
Right side be equipped with the second groove, sealing ring is equipped in the second groove；
The piston component includes piston rod and piston, and the right end of the piston rod is connect with piston, and the piston is equipped with more
A through-hole, and be equipped in the left side of piston for blocking through-hole and deformable second stalloy, in second stalloy
Portion is riveted on the piston rod of the piston component, and the sealing end of the inner casing is equipped with sealing plate and the first stalloy, the sealing plate
On also be provided with multiple through-holes, be riveted on sealing plate and be arranged in the left side of the sealing plate in the middle part of first stalloy；It is described
The left end right-to-left of piston rod sequentially passes through the centre bore of adjusting size throttle block, adjusts the centre bore of transition block, is spring, close
The centre bore of seal, the centre bore for adjusting active block, the piston rod and adjusting size throttle block, the centre bore for adjusting transition block
Clearance fit；
The centre bore of the adjusting size throttle block is connected to the inner cavity of the inner casing, the centre bore and tune for adjusting transition block
The centre bore of section size throttle block is coaxially arranged and is connected to.
2. hydraulic damper as described in claim 1, it is characterised in that: the sealing end of the outer shell is sealed by outer potting block
Mouthful, the outer potting block is equipped with the first fixing head, and the left end of the piston rod is connected with the second fixing head.
3. hydraulic damper as claimed in claim 1 or 2, it is characterised in that: the piston adjusts transition block, adjusts actively
It is respectively equipped with annular seal groove on block, the first O-ring seal, first O-ring seal are equipped between the piston and inner casing
It is mounted in the annular seal groove on piston；Between adjusting transition block and the big envelope be equipped with the second O-ring seal, described second
O-ring seal is mounted in the annular seal groove adjusted in transition block；It is O-shaped that third is equipped between adjusting active block and the big envelope
Sealing ring, the third O-ring seal are mounted in the annular seal groove adjusted in active block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820762668.3U CN208651511U (en) | 2018-05-09 | 2018-05-09 | Hydraulic damper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820762668.3U CN208651511U (en) | 2018-05-09 | 2018-05-09 | Hydraulic damper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208651511U true CN208651511U (en) | 2019-03-26 |
Family
ID=65779000
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820762668.3U Active CN208651511U (en) | 2018-05-09 | 2018-05-09 | Hydraulic damper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208651511U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108561483A (en) * | 2018-05-09 | 2018-09-21 | 浙江雷宸智能科技有限公司 | Hydraulic damper |
| CN110258592A (en) * | 2019-06-21 | 2019-09-20 | 重庆科技学院 | Adaptive pressure release type damping landslide protective device |
-
2018
- 2018-05-09 CN CN201820762668.3U patent/CN208651511U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108561483A (en) * | 2018-05-09 | 2018-09-21 | 浙江雷宸智能科技有限公司 | Hydraulic damper |
| CN110258592A (en) * | 2019-06-21 | 2019-09-20 | 重庆科技学院 | Adaptive pressure release type damping landslide protective device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208651511U (en) | Hydraulic damper | |
| CN108561483A (en) | Hydraulic damper | |
| CN108278393B (en) | A kind of slide valve type guide one-way overflow valve | |
| CN201636259U (en) | Adjustable hydraulic damper | |
| CN207486154U (en) | A kind of deep supervoltage sea water speed governing valve in full sea | |
| CN110145565B (en) | Damping force adjustable seat damper | |
| CN202091585U (en) | Differential pressure regulating valve for heating and air-conditioning system | |
| CN207454640U (en) | A kind of rear shock absorber of motorcycle with damping regulatory function | |
| CN213898575U (en) | Hydraulic buffer door spindle | |
| CN208221690U (en) | A kind of throttling spool formula orifice valve | |
| CN205426564U (en) | Sampling cabin for water column is adopted to normal position hole water | |
| CN108105193A (en) | A kind of balanced valve that can reduce Glais ring frictional force | |
| CN209041686U (en) | A kind of piston type branch pipe pressure-reducing valve | |
| CN110067777B (en) | Flow-increasing water pump | |
| CN209959781U (en) | Adjusting device | |
| CN103322253A (en) | Pressure feedback reducing valve | |
| CN201621220U (en) | Shock absorber | |
| CN205013776U (en) | Nuclear safety level rising -down check valve | |
| CN202056343U (en) | Fabricated dynamic thrust plate of electric actuated ball valve | |
| CN201202761Y (en) | Air spring capable of adjusting relief pressure | |
| CN210799847U (en) | Adjustable damping mechanism | |
| CN212480259U (en) | Flexible and accurate pressure regulating small-volume pressure stabilizing valve | |
| CN220600479U (en) | Micro flow regulating valve | |
| CN213017930U (en) | Adjustable pressure release valve | |
| CN220792149U (en) | Single-handle double-control constant-temperature valve core |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |