CN206268175U - A kind of external can adjust the orifice valve of damping - Google Patents
A kind of external can adjust the orifice valve of damping Download PDFInfo
- Publication number
- CN206268175U CN206268175U CN201621257965.XU CN201621257965U CN206268175U CN 206268175 U CN206268175 U CN 206268175U CN 201621257965 U CN201621257965 U CN 201621257965U CN 206268175 U CN206268175 U CN 206268175U
- Authority
- CN
- China
- Prior art keywords
- spherical shell
- damping
- flow channels
- valve body
- fixed
- 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.)
- Expired - Fee Related
Links
- 238000013016 damping Methods 0.000 title claims abstract description 36
- 238000007789 sealing Methods 0.000 claims description 2
- 239000004744 fabric Substances 0.000 claims 1
- 239000007787 solid Substances 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 238000012423 maintenance Methods 0.000 abstract description 5
- 239000003921 oil Substances 0.000 description 3
- 230000008094 contradictory effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000010720 hydraulic oil Substances 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Fluid-Damping Devices (AREA)
Abstract
The utility model discloses the orifice valve that a kind of external can adjust damping, including valve body, right part is provided with horizontally disposed flow channels in the valve body, and the flow channels right side is provided with male connection；Left part is provided with accommodating chamber in the valve body, and the accommodating chamber is connected with flow channels；The flow channels left end is fixedly installed hemispherical fixed spherical shell, and towards left setting, the fixed spherical shell right-hand member is provided with damping hole and is connected with flow channels for the fixed spherical shell opening；It is symmetrical above and below in the fixed spherical shell to be provided with two pieces of guiding spherical shells, positioning core is provided between the guiding spherical shell, the guiding spherical shell passes through polylith contiguous block stationary positioned core.This new structure advantages of simple, the shortcoming that existing damping hydraulic control hydraulic valve internal damping is difficult to change is solved by external mode, reduces maintenance difficulties and cost, while damping can also be adjusted simply and easily, practicality is extremely strong.
Description
Technical field
The utility model is related to a kind of orifice valve, specifically a kind of external to can adjust the orifice valve of damping.
Background technology
Hydraulic control hydraulic valve is the pressure control valve commonly used in hydraulic system, in some hydraulic control hydraulic valves, such as pilot-operated type
Overflow valve or piloted reducer, the pressure before and after flow channels is realized often through the form for setting damping hole and damping block
Difference, so as to cause pressure drop, realizes pilot-operated type Stress control, but the damping in these valve bodies is provided in valve inner, works as resistance
Cause to change constant, it is necessary to dismantle valve body when Buddhist nun damages, and the machining accuracy of the valve element of valve inner is higher, easily in dismounting
During scratched and cause valve body to damage, and integral replacing can increase maintenance cost, it is therefore necessary to invent a kind of energy
The damping unit of enough externals.
Utility model content
The purpose of this utility model is to provide the orifice valve that a kind of external can adjust damping, to solve above-mentioned background skill
The problem proposed in art.
To achieve the above object, the utility model provides following technical scheme：
A kind of external can adjust the orifice valve of damping, including valve body, and right part is provided with horizontally disposed in the valve body
Flow channels, the flow channels right side is provided with male connection；Left part is provided with accommodating chamber, the receiving in the valve body
Chamber connects with flow channels；The flow channels left end is fixedly installed hemispherical fixed spherical shell, the fixed spherical shell opening
Towards left setting, the fixed spherical shell right-hand member is provided with damping hole and is connected with flow channels；It is symmetrical above and below in the fixed spherical shell
Two pieces of guiding spherical shells are provided with, positioning core is provided between the guiding spherical shell, the guiding spherical shell passes through polylith contiguous block
Stationary positioned core；The fixed spherical shell, guiding spherical shell and positioning core are described to guide spherical shell with positioning core to be arranged concentrically
And the gap between contiguous block constituted ebb interval；Fixed block, the fixed block upper end are provided with the accommodating chamber inner left wall
Voussoir is fixed with by spring, both sides are provided with the limited block of vertical arrangement before and after the fixed block, and the voussoir can be by limiting
Moved up and down in the chute constituted between the block of position；The voussoir right side offsets in left low right shape high, the voussoir with positioning core
Touch, and positioning core left side is provided with the inclined-plane being adapted to voussoir；The voussoir upper end is provided with the adjusting rod for contradicting therewith, institute
Adjusting rod is stated to be connected with the regulation handle outside valve body upper end through accommodating chamber；The valve body lower end is provided with what is connected with accommodating chamber
Internal thread interface.
As further program of the utility model：The male connection end is provided with the deep gouge for placing sealing ring.
As the utility model further scheme：The fixed spherical shell is formed in one with valve body.
As the utility model further scheme：The accommodating chamber left side is provided with dismountable bonnet.
Compared with prior art, the beneficial effects of the utility model are：When using, hydraulic oil entered from male connection
Circulation road, and successively after damping hole, excessively ebb interval and accommodating chamber from internal thread interface outflow.
Starting stage, the damping hole alignment flow channels of spherical shell are guided, drive adjusting rod to move down by rotating regulation handle,
So that voussoir overcomes spring force to move down, and then extrude positioning core and support it to the right so that guiding spherical shell gradually part or
The damping hole of fixed spherical shell is fully closed, the effect of regulation damping is reached；Male connection and internal thread interface are set, it is and suitable
The oil path block matched somebody with somebody coordinates the external of the damping unit that can easily realize hydraulic control hydraulic valve, is convenient for changing, reduce maintenance difficulties and
Cost.
Comprehensive described, this new structure advantages of simple solves existing hydraulic control hydraulic valve internal damping by external mode
The shortcoming changed is difficult to, maintenance difficulties and cost is reduced, while damping can also be adjusted simply and easily, practicality is extremely strong.
Brief description of the drawings
Fig. 1 can adjust the structural representation of the orifice valve of damping for external.
In figure：1- valve bodies, 2- fixed blocks, 3- regulation handles, 4- adjusting rods, 5- limited blocks, 6- voussoirs, 7- contiguous blocks, 8-
Positioning core, 9- is fixed between spherical shell, 10- guiding spherical shells, 11- male connections, 12- flow channels, 13- damping holes, 14- excessively streams
Gap, 15- internal thread interfaces, 16- accommodating chambers.
Specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment for being obtained, belongs to the scope of the utility model protection.
Fig. 1 is referred to, a kind of external can adjust the orifice valve of damping, including valve body 1, right part is set in the valve body 1
There are horizontally disposed flow channels 12, the right side of the flow channels 12 is provided with male connection 11；Left part sets in the valve body 1
Accommodating chamber 16 is equipped with, the accommodating chamber 16 is connected with flow channels 12；The left end of the flow channels 12 is fixedly installed hemispherical
Fixed spherical shell 9, the fixed spherical shell 9 is open towards left setting, and the right-hand member of fixed spherical shell 9 is provided with damping hole and is circulated with crossing
Road 12 is connected；It is symmetrical above and below in the fixed spherical shell 9 to be provided with two pieces of guiding spherical shells 10, it is provided between the guiding spherical shell 10
Positioning core 8, the guiding spherical shell 10 passes through the stationary positioned core 8 of polylith contiguous block 7；The fixed spherical shell 9, guiding spherical shell 10
And positioning core 8 is to be arranged concentrically, between the guiding spherical shell 10 and the composition excessively stream of the gap between positioning core 8 and contiguous block 7
Gap 14；Fixed block 2 is provided with the inner left wall of the accommodating chamber 16, the upper end of the fixed block 2 is fixed with voussoir 6, institute by spring
Both sides are provided with the vertical limited block 5 arranged before and after stating fixed block 2, and the voussoir 6 can be in the chute by being constituted between limited block 5
Inside move up and down；, in left low right shape high, the voussoir 6 is inconsistent with positioning core 8, and positioning core 8 is left for the right side of the voussoir 6
Side is provided with the inclined-plane being adapted to voussoir 6；The upper end of the voussoir 6 is provided with the adjusting rod 4 for contradicting therewith, and the adjusting rod 4 is worn
Accommodating chamber 16 is crossed to be connected with the regulation handle 3 outside the upper end of valve body 1；In the lower end of the valve body 3 is provided with and connected with accommodating chamber 16
Hickey 15.
Operation principle of the present utility model is：When using, hydraulic oil from male connection 11 enter flow channels 12, and according to
It is secondary to be flowed out from internal thread interface 15 after damping hole 13, excessively ebb interval 14 and accommodating chamber 16.
During regulation, adjusting rod 4 is driven to move down by rotating regulation handle 3 so that voussoir 6 overcomes spring force to move down, and then
The extruding core of place kick 8 supports it to the right, so that guiding spherical shell 10 gradually partly or entirely closes the damping of fixed spherical shell 9
Hole 13, reaches the effect of regulation damping；Male connection 11 and internal thread interface 15 are set, and coordinating with the oil path block being adapted to can
Realize easily hydraulic control hydraulic valve damping unit it is external, be convenient for changing, reduce maintenance difficulties and cost.
This specification Notable, the oil path block of adaptation is existing mature technology, for different hydraulic control liquid
Pressure valve has different forms, therefore this explanation need not be repeated.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each implementation method is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that for clarity, those skilled in the art should
Specification an as entirety, the technical scheme in each embodiment can also be formed into those skilled in the art through appropriately combined
May be appreciated other embodiment.
Claims (5)
1. a kind of external can adjust the orifice valve of damping, including valve body, it is characterised in that right part is provided with water in the valve body
The flow channels that plain cloth is put, the flow channels right side is provided with male connection；Left part is provided with accommodating chamber in the valve body,
The accommodating chamber is connected with flow channels；The flow channels left end is fixedly installed hemispherical fixed spherical shell, the fixation
Towards left setting, the fixed spherical shell right-hand member is provided with damping hole and is connected with flow channels for spherical shell opening；In the fixed spherical shell
It is symmetrical above and below to be provided with two pieces of guiding spherical shells, positioning core is provided between the guiding spherical shell, the guiding spherical shell is by more
Block contiguous block stationary positioned core；The fixed spherical shell, guiding spherical shell and positioning core to be arranged concentrically, the guiding spherical shell with
Gap between positioning core and contiguous block constituted ebb interval；Fixed block is provided with the accommodating chamber inner left wall, it is described solid
Determine block upper end and voussoir is fixed with by spring, both sides are provided with the limited block of vertical arrangement, the voussoir before and after the fixed block
Can be moved up and down in the chute by being constituted between limited block；The voussoir right side is in left low right shape high, the voussoir and positioning
Core is inconsistent, and positioning core left side is provided with the inclined-plane being adapted to voussoir；The voussoir upper end is provided with what is contradicted therewith
Adjusting rod, the adjusting rod is connected through accommodating chamber with the regulation handle outside valve body upper end；The valve body lower end is provided with and appearance
Receive chamber connection internal thread interface.
2. external according to claim 1 can adjust the orifice valve of damping, it is characterised in that the male connection end
Portion is provided with the deep gouge for placing sealing ring.
3. external according to claim 1 can adjust the orifice valve of damping, it is characterised in that the fixed spherical shell and valve
Body is formed in one.
4. external according to claim 1 can adjust the orifice valve of damping, it is characterised in that the accommodating chamber left side sets
It is equipped with dismountable bonnet.
5. external according to claim 1 can adjust the orifice valve of damping, it is characterised in that the adjusting rod is screw thread
Adjusting rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621257965.XU CN206268175U (en) | 2016-11-22 | 2016-11-22 | A kind of external can adjust the orifice valve of damping |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621257965.XU CN206268175U (en) | 2016-11-22 | 2016-11-22 | A kind of external can adjust the orifice valve of damping |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206268175U true CN206268175U (en) | 2017-06-20 |
Family
ID=59040974
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621257965.XU Expired - Fee Related CN206268175U (en) | 2016-11-22 | 2016-11-22 | A kind of external can adjust the orifice valve of damping |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206268175U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114593177A (en) * | 2022-03-22 | 2022-06-07 | 河南理工大学 | Nonlinear energy trap damping adjustment structure |
-
2016
- 2016-11-22 CN CN201621257965.XU patent/CN206268175U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114593177A (en) * | 2022-03-22 | 2022-06-07 | 河南理工大学 | Nonlinear energy trap damping adjustment structure |
| CN114593177B (en) * | 2022-03-22 | 2023-08-08 | 河南理工大学 | Nonlinear energy trap damping adjustment structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170620 Termination date: 20171122 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |