CN207687368U - A kind of inlet and discharge valve group and the grouting pump using the valve group - Google Patents
A kind of inlet and discharge valve group and the grouting pump using the valve group Download PDFInfo
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- CN207687368U CN207687368U CN201721724842.7U CN201721724842U CN207687368U CN 207687368 U CN207687368 U CN 207687368U CN 201721724842 U CN201721724842 U CN 201721724842U CN 207687368 U CN207687368 U CN 207687368U
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- valve
- steel ball
- valve group
- inlet
- positioning column
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Abstract
The utility model provides a kind of inlet and discharge valve group and the grouting pump using the valve group, including valve bonnet, steel ball, valve seat is provided with positioning column on valve bonnet, and positioning column wraps up steel ball and there are gaps between steel ball, valve bonnet top export is made of connection muscle, and valve bonnet is connect with valve seat.Pass through the gap between the positioning column and steel ball on valve bonnet, steel ball can only be moved in a straight line along positioning column, and steel ball stroke is limited by positioning column, reduce the play and trip path of steel ball, on the one hand reduces the noise that steel ball play collision belt comes, on the other hand, the reaction speed and efficiency of valve are improved, further, the play impact force of steel ball reduces, also the service life of valve group is extended, while improving the volumetric efficiency of grouting pump.
Description
Technical field
The utility model is related to valve field, more particularly to a kind of inlet and discharge valve group and the grouting pump using the valve group.
Background technology
Valve is very common in inner application, and the structure of traditional inlet and discharge valve group includes valve deck, steel ball, valve chamber and valve seat, valve deck,
Valve chamber and valve seat are formed in steel ball is wrapped in by a space, and steel ball inside move the opening and closing of realization valve.Due to
The internal diameter of valve chamber must be greater than the diameter of steel ball, just can guarantee that steel ball inside moves the unlatching for realizing valve, mud in this way
It is then spilt out by the gap between the internal diameter and steel ball of valve chamber by valve seat.If the gap between the internal diameter and steel ball of valve chamber
Too small, then one side mud is easy to block, and on the other hand, the flow of mud is small, and engine request is not achieved；If the internal diameter of valve chamber with
Gap between steel ball is excessive, then the motion path of steel ball can be elongated, and steel ball play inside valve chamber can make a noise, and also hold
Fragile valve chamber and steel ball itself, not only inefficiency, and service life is short, repair is inconvenient, and the stroke of steel ball is long, the time
One length, will reduce the volumetric efficiency of grouting pump.
Invention content
The technical problem to be solved by the utility model is to provide the grouting pump of a kind of inlet and discharge valve group and the use valve group, solutions
Certainly steel ball stroke is big, and noise is big, easy to wear, the low problem of the volumetric efficiency of grouting pump.
In order to solve the above technical problems, technical solution used by the utility model is：A kind of inlet and discharge valve group is set on valve bonnet
It is equipped with positioning column, positioning column wraps up steel ball and there are gaps, valve bonnet top export to be made of connection muscle between steel ball, valve bonnet
It is connect with valve seat.
Preferably, the positioning column of valve bonnet is at least three.
Preferably, there are gaps between the positioning column of valve bonnet.
Preferably, the connection muscle of valve bonnet is at least three.
Preferably, there are gaps between the connection muscle of valve bonnet.
Preferably, it is provided with round section joint ring between valve bonnet end and valve seat.
Preferably, wear ring is provided between steel ball and valve seat.
Preferably, clearance fit between valve bonnet and valve seat.
In order to solve the above technical problems, another technical solution used by the utility model is：A kind of grouting pump, grouting pump
Using inlet and discharge valve group described in any one of the above embodiments, the input terminal and output end of grouting pump are connected with an inlet and discharge valve group respectively.
A kind of inlet and discharge valve group provided by the utility model and the grouting pump for using the valve group, by between valve bonnet and steel ball
Positioning column is set, and steel ball can only move in a straight line along positioning column, the stroke of steel ball is limited by positioning column, reduces steel ball
On the one hand play and trip path reduce the noise that steel ball play collision belt comes, on the other hand, improve the reaction speed of valve
Degree and efficiency, further, the play impact force of steel ball reduce, and also extend the service life of valve group, while improving slip casting
The volumetric efficiency of pump.
Description of the drawings
The utility model is described in further detail with reference to the accompanying drawings and examples：
Fig. 1 is the overall structure sectional view of the utility model.
Fig. 2 is the valve bonnet front view of the utility model.
Fig. 3 is the valve bonnet sectional view of the utility model.
Fig. 4 is the grouting pump and valve group overall structure diagram of the utility model.
In figure：Valve bonnet 1, steel ball 2, valve seat 3, round section joint ring 4, wear ring 5, positioning column 6 are coupled muscle 7, import 100, outlet
200, grouting pump 300, into valve group 400, valve group 500, chamber volume 600.
Specific implementation mode
Embodiment 1：
As shown in Fig. 1 Fig. 2 and Fig. 3, Fig. 1 is the overall structure sectional view of the utility model, and Fig. 2 is the valve of the utility model
1 front view is covered, Fig. 3 is 1 sectional view of valve bonnet of the utility model.Inlet and discharge valve group, including valve bonnet 1, steel ball 2, valve seat 3, feature
It is：Positioning column 6 is provided on the valve bonnet 1, positioning column 6 wraps up steel ball 2 and there are gap, 1 tops of valve bonnet between steel ball 2
Outlet is made of connection muscle 7, and valve bonnet 1 is connect with 3 gap of valve seat.Positioning column 6 wraps up steel ball 2, and positioning column 6 and steel ball 2 it
Between there are gaps.It is positioned such that column 6 just limits the moving radius of steel ball 2 so that steel ball 2 is in the space that positioning column 6 is formed
Movement, reduces the play of steel ball 2, further reduces the stroke of steel ball 2.When steel ball 2, which moves to bottom end, compresses valve seat,
Valve is closed, and liquid can not pass through, and when steel ball 2 leaves wear ring 5, valve is in open state, and liquid is from valve
Seat 3, wear ring 5 passes through, and then passes through steel ball 2 and valve bonnet 1, the gap between positioning column 6, finally from the connection muscle 7 of valve bonnet 1
Between gap flow out.
Preferably, the gap between steel ball 2 and the positioning column 6 of valve bonnet 1 is suitable, meets actual condition needs.
Preferably, positioning column 6 is at least three, and three 6 distributions in a center of symmetry of positioning column can limit the movement of steel ball 2
Space, in other real-time scenes, positioning column 6 can be four or more, while ensureing that steel ball 2 does not shake, also stay
There are enough gaps that liquid is allowed to be flowed through between positioning column 6.
Preferably, it is coupled muscle 7 and is at least three, is coupled muscle 7 and collectively forms a whole valve bonnet 1 with positioning column 6.
Preferably, there are gaps between connection muscle 7.Thus structure is it is found that liquid is formed by the gap between being coupled muscle 7
Access.Specifically, pore size is designed according to requirement of actual working condition.
Preferably, it is provided with round section joint ring 4 between 1 end of valve bonnet and valve seat 3.Valve bonnet 1 is connected with 3 clearance fit of valve seat
It connects, in order to ensure the leakproofness of 1 valve seat 3 of valve bonnet, round section joint ring 4 is provided between valve bonnet 1 and valve seat 3, pass through compression " O " shape
4 are enclosed to achieve the purpose that sealing.
Preferably, wear ring 5 is provided between steel ball 2 and valve seat 3.The as closing of valve when steel ball 2 is contacted with valve seat 5
State, at this time liquid can not pass through.It, on the one hand can be more preferable in one wear ring 65 of place setting that steel ball 2 is contacted with valve seat 3
Protection steel ball 2 and valve seat 3, avoid their direct collision frictions, on the other hand, wear ring 65 damage can directly replace, and
Valve seat 3 keeps original state.
In other real-time scenes, it can also be reached by installing other pattern sealing rings between valve bonnet 1 and valve seat 3
The effect of sealing.
A kind of inlet and discharge valve group provided by the utility model, by being arranged between valve bonnet and steel ball
Band positioning column, steel ball can only move in a straight line along positioning column, the stroke of steel ball limited by positioning column, reduces altering for steel ball
On the one hand dynamic and trip path reduces the noise that steel ball play collision belt comes, on the other hand, improve the reaction speed of valve
And efficiency, further, the play impact force of steel ball reduces, and also extends the service life of valve group, while improving grouting pump
Volumetric efficiency.
Embodiment 2：
On the basis of embodiment 1, as shown in figure 4, Fig. 4 is the grouting pump and the signal of valve group overall structure of the utility model
Figure.In figure, first stage, grouting pump 300 generates negative pressure at chamber volume 600, is opened into valve group 400 and valve group 500 is closed,
From entrance 100 by into valve group 400, arriving chamber volume 600, second stage, grouting pump 300 generates just liquid at chamber volume 600
Pressure, is closed into valve group 400 and valve group 500 is opened, and liquid, by valve group 500, then flows through outlet 200 from chamber volume 600.
Use herein into valve group 400 and valve group 500 be inlet and discharge valve group in the embodiment 1 utilized.The stroke of steel ball 2 shortens, into
And the response speed of inlet and discharge valve group is improved, to improve the volumetric efficiency of grouting pump 300.
A kind of inlet and discharge valve group provided by the utility model, by being arranged between valve bonnet and steel ball
Valve bonnet with positioning column, steel ball can only be moved in a straight line along positioning column, and the stroke of steel ball is limited by positioning column, reduce steel
On the one hand the play and trip path of ball reduce the noise that steel ball play collision belt comes, on the other hand, improve the anti-of valve
Speed and efficiency are answered, further, the play impact force of steel ball reduces, and also extends the service life of valve group, improves simultaneously
The volumetric efficiency of grouting pump.
The above embodiments are only the optimal technical scheme of the utility model, and are not construed as the limit for the utility model
System, the technical solution that the scope of protection of the utility model should be recorded with claim include the technical solution of claim record
The equivalents of middle technical characteristic are protection domain.Equivalent replacement i.e. within this range is improved, also in the utility model
Protection domain within.
Claims (9)
1. a kind of inlet and discharge valve group, including valve bonnet（1）, steel ball（2）, valve seat（3）, it is characterized in that：The valve bonnet（1）On be provided with it is fixed
Position column（6）, positioning column（6）By steel ball（2）Package and and steel ball（2）Between there are gap, valve bonnets（1）Top export is by connection muscle
（7）It constitutes, valve bonnet（1）With valve seat（3）Connection.
2. inlet and discharge valve group according to claim 1, it is characterized in that：The valve bonnet（1）The positioning column of setting（6）At least three
It is a.
3. inlet and discharge valve group according to claim 2, it is characterized in that：The valve bonnet（1）The positioning column of setting（6）Between exist
Gap.
4. inlet and discharge valve group according to claim 1, it is characterized in that：The valve bonnet（1）The connection muscle of setting（7）At least three
It is a.
5. inlet and discharge valve group according to claim 4, it is characterized in that：The valve bonnet（1）The connection muscle of setting（7）Between exist
Gap.
6. inlet and discharge valve group according to claim 1, it is characterized in that：The valve bonnet（1）End and valve seat（3）Between be provided with
Round section joint ring（4）.
7. inlet and discharge valve group according to claim 1, it is characterized in that：The steel ball（2）With valve seat（3）Between be provided with it is wear-resisting
Ring（5）.
8. inlet and discharge valve group according to claim 1, it is characterized in that：The valve bonnet（1）With valve seat（3）Between clearance fit.
9. a kind of grouting pump, it is characterized in that：The grouting pump uses claim 1 to 8 any one of them inlet and discharge valve group, slip casting
The input terminal and output end of pump are connected with an inlet and discharge valve group respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721724842.7U CN207687368U (en) | 2017-12-12 | 2017-12-12 | A kind of inlet and discharge valve group and the grouting pump using the valve group |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721724842.7U CN207687368U (en) | 2017-12-12 | 2017-12-12 | A kind of inlet and discharge valve group and the grouting pump using the valve group |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207687368U true CN207687368U (en) | 2018-08-03 |
Family
ID=62996869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721724842.7U Active CN207687368U (en) | 2017-12-12 | 2017-12-12 | A kind of inlet and discharge valve group and the grouting pump using the valve group |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207687368U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4037988A4 (en) * | 2019-09-30 | 2023-11-01 | Pressure Biosciences, Inc. | High pressure, wear resistant valve for stop flow and/or throttling control |
-
2017
- 2017-12-12 CN CN201721724842.7U patent/CN207687368U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4037988A4 (en) * | 2019-09-30 | 2023-11-01 | Pressure Biosciences, Inc. | High pressure, wear resistant valve for stop flow and/or throttling control |
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