CN207814066U - A kind of New Type Proportional valve - Google Patents
A kind of New Type Proportional valve Download PDFInfo
- Publication number
- CN207814066U CN207814066U CN201721909606.2U CN201721909606U CN207814066U CN 207814066 U CN207814066 U CN 207814066U CN 201721909606 U CN201721909606 U CN 201721909606U CN 207814066 U CN207814066 U CN 207814066U
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- CN
- China
- Prior art keywords
- valve body
- guard rail
- spring
- valve
- metallic sheath
- 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
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Abstract
The utility model discloses a kind of New Type Proportional valves,Including valve body,Metallic sheath and reflux line,The centre of the valve body is equipped with brake disc,And guard rail is provided on the left of brake disc,Push piece is installed on the inside of the guard rail,And push piece is internally provided with pipeline in valve,The surface inserting of the push piece has ball,Inlet and outlet piping is installed above the guard rail,And the first spring is provided on the left of guard rail,Force aid part is installed on the left of first spring,And second spring is provided on the left of force aid part,The warm cotton of shield is fixed on the outside of the metallic sheath,And metallic sheath is located at the outside of valve body,The inner wall of the metallic sheath is equipped with spring,It is provided with medium pipeline below the valve body,And the centre of medium pipeline is welded with fixing sleeve,The outer sheath of the reflux line is equipped with muff,And reflux line is located at the lower section of medium pipeline.The New Type Proportional valve can be effectively prevented blocking, be protected to element in valve, while having heat preservation property.
Description
Technical field
The utility model is related to proportioning valve technical field, specially a kind of New Type Proportional valve.
Background technology
Proportioning valve is a kind of novel hydraulic control device, on usual pressure valve, flow valve and direction valve, with ratio electricity
Magnet substitutes original control section, by input electric signal continuously, pari passu to the pressure of oil stream, flow or direction
Far distance controlled is carried out, proportioning valve generally all has pressure compensation performance, and output pressure and flow can not be by load variations
It influences.
However the problem of existing proportioning valve is susceptible to leakage or blocks at work, especially for oil medium
For, it easily causes to freeze inside proportioning valve in cold environment, the normal work of this meeting comparative example valve has an impact, serious
Each section element is resulted even in inside proportioning valve by different degrees of damage, for this purpose, it is proposed that one kind prevent from blocking and
Proportioning valve with heat preservation property.
Utility model content
The purpose of this utility model is to provide a kind of New Type Proportional valves, to solve ratio mentioned above in the background art
The problem of valve is susceptible to leakage or blocks at work, for oil medium, easily makes in cold environment
The problem of freezing inside proportional valve.
To achieve the above object, the utility model provides the following technical solutions：A kind of New Type Proportional valve, including valve body, gold
Belong to set and reflux line, the centre of the valve body is equipped with brake disc, and guard rail is provided on the left of brake disc, the guard rail
Inside is equipped with push piece, and push piece is internally provided with pipeline in valve, and the surface inserting of the push piece has ball, the guard rail
Top is equipped with inlet and outlet piping, and the first spring is provided on the left of guard rail, and force aid part is equipped on the left of first spring,
And second spring is provided on the left of force aid part, the warm cotton of shield is fixed on the outside of the metallic sheath, and metallic sheath is located at valve body
The inner wall in outside, the metallic sheath is equipped with spring, and medium pipeline, and the centre of medium pipeline are provided with below the valve body
It is welded with fixing sleeve, gasket is provided with below the fixing sleeve, and adjusting set is installed below gasket, the adjusting
The underlying surfaces of set are provided with steel ball, and the outer sheath of the reflux line is equipped with muff, and reflux line is located at medium pipeline
Lower section.
Preferably, it cooperates between the guard rail and push piece, and the surface of guard rail and push piece is both provided with ball.
Preferably, the metallic sheath is by spring and valve body elastic connection, and about in the level of valve body between metallic sheath
Heart line is annularly uniformly distributed.
Preferably, the vertical centerline between the medium pipeline about valve body is symmetrical, and mutually flat between medium pipeline
Row.
Preferably, thread size matches between the fixing sleeve and adjusting set, and the central axes of fixing sleeve and adjusting set
Central axes overlap.
Preferably, there are two the reflux line is arranged in parallel altogether, and the global shape of reflux line is " U "-shaped.
Compared with prior art, the utility model has the beneficial effects that：The New Type Proportional valve can be effectively prevented blocking,
Element in valve is protected, while there is heat preservation property, push piece can carry out position movement in guard rail, and ball makes the two
Between movement it is more flexible, avoid push piece movement in guard rail from being restricted, cause proportioning valve locking, on the one hand metallic sheath passes through
The outer wall for acting as valve body of the warm cotton of shield carries out constant temperature protection, is on the other hand then that can be adjusted flexibly under the action of the spring certainly
Spacing between body inner wall and valve outer wall avoids external force from influencing to the extraneous punching press active force suffered by valve body into row buffering
Valve body causes deformation to damage valve body, while also playing the function and effect of shock insulation, avoids vibration frequency is excessive from influencing ratio
The normal work of valve, medium pipeline are the necessary approach of medium inflow and outflow proportioning valve, are that proportioning valve can work normally must
The structure needed can remove adjusting set using being threadedly coupled between fixing sleeve and adjusting set, and high hydraulic pressure is carried out to reflux line
It rinses, ensures reflux line cleaning inside, avoid blocking, while other pipelines can be added between fixing sleeve and adjusting set, from
And changing the height distance that medium enters valve body, comparative example valve is completed in the influence by adjusting difference in height to media flow speed
The adjustment of required pressure medium, while also making that installation, the " u "-shaped of reflux line is facilitated to be designed with conducive to medium in reflux line
In obtain the sufficient flowing space, ensure that the rate-of flow for eventually entering into valve body controls in a rational range.
Description of the drawings
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is that the utility model protects warm cotton structure schematic diagram；
Fig. 3 is the utility model reflux line structural schematic diagram.
In figure：1, valve body, 2, brake disc, 3, guard rail, 4, push piece, 5, pipeline in valve, 6, ball, 7, inlet and outlet piping, 8,
One spring, 9, force aid part, 10, second spring, 11, the warm cotton of shield, 12, metallic sheath, 13, spring, 14, medium pipeline, 15, fixed
Set, 16, gasket, 17, adjusting set, 18, steel ball, 19, reflux line, 20, muff.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
- 3 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of New Type Proportional valve, including valve body 1, metal
Set 12 and reflux line 19, the centre of valve body 1 is equipped with brake disc 2, and the left side of brake disc 2 is provided with guard rail 3, guard rail 3
Inside is equipped with push piece 4, and push piece 4 is internally provided with pipeline 5 in valve, and the surface inserting of push piece 4 has a ball 6, guard rail 3 with push away
It cooperates between part 4, and guard rail 3 and the surface of push piece 4 are both provided with ball 6, push piece 4 can carry out position in guard rail 3
Mobile, ball 6 keeps movement between the two more flexible, avoids the movement in guard rail 3 of push piece 4 from being restricted, causes proportioning valve
The top of locking, guard rail 3 is equipped with inlet and outlet piping 7, and the left side of guard rail 3 is provided with the first spring 8, the left side of the first spring 8
Force aid part 9 being installed, and the left side of force aid part 9 is provided with second spring 10, the outside of metallic sheath 12 is fixed with the warm cotton 11 of shield, and
Metallic sheath 12 is located at the outside of valve body 1, and the inner wall of metallic sheath 12 is equipped with spring 13, and metallic sheath 12 passes through spring 13 and valve body 1
Elastic connection, and the horizontal center line between metallic sheath 12 about valve body 1 is annularly uniformly distributed, 12 one side of metallic sheath passes through
The outer wall for acting as valve body 1 of shield temperature cotton 11 carries out constant temperature protection, and being on the other hand then can be under the action of spring 13 flexibly
The spacing between 1 outer wall of itself inner wall and valve body is adjusted, to the extraneous punching press active force suffered by valve body 1 into row buffering, is avoided
External force influences valve body 1, causes deformation to damage valve body 1, while also playing the function and effect of shock insulation, avoids vibration frequency excessive
The normal work of proportioning valve is influenced, the lower section of valve body 1 is provided with medium pipeline 14, and the centre of medium pipeline 14 is welded with admittedly
Surely 15 are covered, the vertical centerline between medium pipeline 14 about valve body 1 is symmetrical, and is mutually parallel between medium pipeline 14, medium
Pipeline 14 is the necessary approach of medium inflow and outflow proportioning valve, and necessary structure, fixing sleeve can be worked normally by being proportioning valve
15 lower section is provided with gasket 16, and the lower section of gasket 16 is equipped with adjusting set 17, between fixing sleeve 15 and adjusting set 17
Thread size matches, and the central axes of fixing sleeve 15 are overlapped with the central axes of adjusting set 17, fixing sleeve 15 and adjusting set 17 it
Between using being threadedly coupled, adjusting set 17 can be removed, high hydraulic pressure flushing carried out to reflux line 19, is ensured in reflux line 19
Portion cleans, and avoids blocking, while can add other pipelines between fixing sleeve 15 and adjusting set 17, enters valve to change medium
The pressure medium needed for comparative example valve is completed in the height distance of body 1, the influence by adjusting difference in height to media flow speed
Adjustment, while also making that installation, the underlying surfaces of adjusting set 17 is facilitated to be provided with steel ball 18, the outer sheath of reflux line 19, which is equipped with, to be protected
Temperature set 20, and reflux line 19 is located at the lower section of medium pipeline 14, there are two reflux line 19 is arranged in parallel altogether, and reflux line
19 global shape is " U "-shaped, and the " u "-shaped of reflux line 19 is designed with obtains sufficient stream conducive to medium in reflux line 19
Dynamic space ensures that the rate-of flow for eventually entering into valve body 1 controls in a reasonable range.
Operation principle：Actual conditions are combined first for this kind of proportioning valve, it is appropriate to be carried out to the length of medium pipeline 14
Supplement can add other using being threadedly coupled between fixing sleeve 15 and adjusting set 17 between fixing sleeve 15 and adjusting set 17
Pipeline, changes the height distance that medium enters valve body 1, and comparison is completed in the influence by adjusting difference in height to media flow speed
The adjustment of pressure medium needed for example valve, while being also convenient for installing, usually when comparative example valve carries out maintaining, it can will adjust
Section set 17 removes, and carries out high hydraulic pressure flushing to reflux line 19, ensures 19 cleaning inside of reflux line, avoid blocking, medium is logical
It crosses medium pipeline 14 and enters valve body 1, and using the Medium Exchange of inlet and outlet piping 7 completed percentage valve and external environment, medium is first
Enter valve body 1 from inlet and outlet piping 7, and flowed outwardly by the medium pipeline of the left and right sides 14, is filled by medium inside proportioning valve
Man Hou, proportioning valve enter the heavy deboost phase, and brake disc 2 generates the pressure of about 3.1MPa to the left after signal amplification process
Power pushes push piece 4 to be moved to the left along guard rail 3, and ball 6 keeps movement between the two more flexible, avoids push piece 4 in guard rail 3
Middle movement is restricted, and proportioning valve locking, push piece 4 is caused to push the compression of the first spring 8, the first spring 8 that elasticity change occurs therewith
Shape, and make force aid part 9 that the displacement of certain distance occur to the left, second spring 10 ensure that the return motion of force aid part 9, at this time
It is boundary with push piece 4, is full of medium inside the proportioning valve in 4 left side of push piece, includes the medium pipeline 14 in left side, be situated between inside proportioning valve
Matter pressure is in high pressure conditions, and the movement of 4 reciprocating of push piece, medium pressure is increasing, and medium is finally past from medium pipeline 14
Proportioning valve is sent out in 7 direction of inlet and outlet piping, and medium flows in reflux line 19, ensures the rate-of flow control for eventually entering into valve body 1
For system in a rational state range, the outside of metallic sheath 12 is provided with the warm cotton 11 of shield, can be that valve body 1 is kept the temperature, together
When under the action of spring 13, the spacing between 1 outer wall of 12 inner wall of metallic sheath and valve body can reduce, and metallic sheath 12 can be to valve
Body 1 provides protection, avoids valve body 1 from being deformed upon damage by outer force effect, while can reduce the vibrations shadow suffered by valve body 1
It rings, completes the use process of entire proportioning valve like this.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of New Type Proportional valve, including valve body (1), metallic sheath (12) and reflux line (19), it is characterised in that：The valve body
(1) centre is equipped with brake disc (2), and guard rail (3) is provided on the left of brake disc (2), the inside installation of the guard rail (3)
There is a push piece (4), and push piece (4) is internally provided with pipeline in valve (5), the surface inserting of the push piece (4) has ball (6), institute
It states and inlet and outlet piping (7) is installed above guard rail (3), and be provided with the first spring (8) on the left of guard rail (3), first bullet
Force aid part (9) is installed on the left of spring (8), and is provided with second spring (10) on the left of force aid part (9), the metallic sheath (12)
Outside be fixed with the warm cotton (11) of shield, and metallic sheath (12) is located at the outside of valve body (1), and the inner wall of the metallic sheath (12) is installed
There is spring (13), medium pipeline (14) is provided with below the valve body (1), and the centre of medium pipeline (14) is welded with fixation
It covers (15), is provided with gasket (16) below the fixing sleeve (15), and adjusting set is installed below gasket (16)
(17), the underlying surfaces of the adjusting set (17) are provided with steel ball (18), and the outer sheath of the reflux line (19) is equipped with heat preservation
It covers (20), and reflux line (19) is located at the lower section of medium pipeline (14).
2. a kind of New Type Proportional valve according to claim 1, it is characterised in that：Phase between the guard rail (3) and push piece (4)
Mutually cooperation, and guard rail (3) and the surface of push piece (4) are both provided with ball (6).
3. a kind of New Type Proportional valve according to claim 1, it is characterised in that：The metallic sheath (12) passes through spring (13)
With valve body (1) elastic connection, and metallic sheath (12) is annularly uniformly distributed around the horizontal center line of the valve body (1).
4. a kind of New Type Proportional valve according to claim 1, it is characterised in that：About valve between the medium pipeline (14)
The vertical centerline of body (1) is symmetrical, and is mutually parallel between medium pipeline (14).
5. a kind of New Type Proportional valve according to claim 1, it is characterised in that：The fixing sleeve (15) and adjusting set (17)
Between thread size match, and the central axes of fixing sleeve (15) are overlapped with the central axes of adjusting set (17).
6. a kind of New Type Proportional valve according to claim 1, it is characterised in that：The reflux line (19) is arranged in parallel altogether
There are two, and the global shape of reflux line (19) is " U "-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721909606.2U CN207814066U (en) | 2017-12-30 | 2017-12-30 | A kind of New Type Proportional valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721909606.2U CN207814066U (en) | 2017-12-30 | 2017-12-30 | A kind of New Type Proportional valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207814066U true CN207814066U (en) | 2018-09-04 |
Family
ID=63328697
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721909606.2U Expired - Fee Related CN207814066U (en) | 2017-12-30 | 2017-12-30 | A kind of New Type Proportional valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207814066U (en) |
-
2017
- 2017-12-30 CN CN201721909606.2U patent/CN207814066U/en not_active Expired - Fee Related
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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: 20180904 Termination date: 20211230 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |