CN209262316U - A kind of flow shunts valves such as tiny flow quantity - Google Patents
A kind of flow shunts valves such as tiny flow quantity Download PDFInfo
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- CN209262316U CN209262316U CN201822010745.2U CN201822010745U CN209262316U CN 209262316 U CN209262316 U CN 209262316U CN 201822010745 U CN201822010745 U CN 201822010745U CN 209262316 U CN209262316 U CN 209262316U
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Abstract
The utility model discloses a kind of flow shunts valves such as tiny flow quantity, valve body has inlet, equal flow distributors are provided at inlet, there is valve body fluid path in the valve body of equal flow distributors two sides, two-way valve body fluid road is connected to the fluid path of equal flow distributors respectively, the other end on two-way valve body fluid road is connected with the regulating valve seat fluid path of regulating valve seat respectively, there is spool bore between two regulating valve seats, travelling spool is provided in spool bore, spool bore both ends are connected with regulating valve seat fluid path respectively, spool bore bottom both ends are respectively arranged with and the perforative first spool fluid path of spool bore and the second spool fluid path, first spool fluid path and the second spool fluid path, pass through setting travelling spool, it and is split type structure in travelling spool, and there is fit-up gap between spool two, so as to adaptive right when bearing different pressures It is adjusted, so that the flow controls such as the aperture of valve port is controlled to realize, to solve tiny flow quantity continuously equal problems of liquid flow.
Description
Technical field
The utility model relates to machinery fields, more particularly to a kind of flow shunts valve such as tiny flow quantity.
Background technique
For some particular applications, tiny flow quantity (0.5-5ml/min, the pressure≤2- of flows such as using are needed
3Mpa).It is tested as some for corrosive liquid corrosive effect, the corrosive liquid for needing to continue the tiny flow quantities of flows such as offer,
And the fine flow of the prior art mostly uses capillary, but capillary is difficult to realize continuously to wait flows, existing equal flow shunts
Valve is both for big flow, and there has been no correlations to record for the flow shunts such as corrosive liquid tiny flow quantity valve, so how to realize small
The equal flow shunts of flow, are the problems put in face of those skilled in the art.
Utility model content
The purpose of this utility model is that: overcome the above-mentioned problems in the prior art, proposes a kind of tiny flow quantity etc.
Flow shunt valve is split type structure by setting travelling spool, and in travelling spool, and has assembly between spool two
Gap, so as to when bearing different pressures it is adaptive it is right be adjusted, to the stream such as control the aperture of valve port to realize
Amount control, so that solving tiny flow quantity continuously waits problems of liquid flow.
The purpose of this utility model is realized by following technical proposals:
The flow shunts valves such as a kind of tiny flow quantity, comprising: valve body, the valve body have inlet, set at the inlet
Equal flow distributors are equipped with, there is valve body fluid path, valve body fluid path described in two-way point in the valve body for waiting flow distributors two sides
Be not connected to the fluid path of equal flow distributors, the other end of valve body fluid path described in two-way respectively with the regulating valve seat liquid of regulating valve seat
Road is connected, and has spool bore between two regulating valve seats, is provided with travelling spool, the spool bore in the spool bore
Both ends are connected with regulating valve seat fluid path respectively, and spool bore bottom both ends are respectively arranged with and perforative first valve of spool bore
Core fluid path and the second spool fluid path, the first spool fluid path and the second spool fluid path.
A kind of flow shunts valve such as tiny flow quantity of the utility model, the travelling spool are split type structure, are wrapped respectively
Include spool left part and spool right part.
A kind of flow shunts valve such as tiny flow quantity of the utility model, the dress included between spool left part and spool right part
It is 0.5-1mm with gap.
A kind of flow shunts valve such as tiny flow quantity of the utility model, the spool left part and spool right part respectively include:
Stem body and core cone, the core cone protrude into regulating valve seat fluid path.
A kind of flow shunts valve such as tiny flow quantity of the utility model, the regulating valve seat are locked by locking stud
Tightly.
A kind of flow shunts valve such as tiny flow quantity of the utility model, is provided with inlet tube at the inlet, it is described into
Liquid pipe and wait between flow distributors have bipyramid connector.
A kind of flow shunts valve such as tiny flow quantity of the utility model, the first spool fluid path and the second spool fluid path point
It is not connected with the first outlet tube and the second outlet tube.
The flow shunts valve such as a kind of tiny flow quantity of the utility model, between the first spool fluid path and the first outlet tube
It is provided with bipyramid connector, is provided with bipyramid connector between the second spool fluid path and the second outlet tube.
A kind of flow shunts valve such as tiny flow quantity of the utility model, the inlet tube, the first outlet tube and second go out liquid
Quick-release connector is provided on pipe.
According to the above technical scheme, the beneficial effects of the utility model are: proposing a kind of flow shunts valves such as tiny flow quantity,
It is split type structure by setting travelling spool, and in travelling spool, and there is fit-up gap between spool two, so as to
With when bearing different pressures it is adaptive it is right be adjusted, to the flow controls such as control the aperture of valve port to realize, thus
It solves tiny flow quantity and continuously waits problems of liquid flow.
Detailed description of the invention
Fig. 1 is a kind of flow shunts valve schematic diagram such as tiny flow quantity of the utility model.
Specific embodiment
The utility model is further described with attached drawing combined with specific embodiments below.
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
Such as Fig. 1 is a kind of embodiment of tiny flow quantity flow shunt valve of the utility model, a kind of flows such as tiny flow quantity
Flow divider, comprising: valve body 1, the valve body 1 have inlet, are provided at the inlet and wait flow distributors 2, described etc.
There is valve body fluid path 3 in the valve bodies 1 of 2 two sides of flow distributor, valve body fluid path 3 described in two-way respectively with equal flow distributors 2
Fluid path is connected to, and the other end of valve body fluid path 3 described in two-way is connected with the regulating valve seat fluid path 41 of regulating valve seat 4 respectively, and two
There is spool bore 7 between the regulating valve seat 4, travelling spool 6,7 both ends of the spool bore difference are provided in the spool bore 7
It is connected with regulating valve seat fluid path 41, the 7 bottom both ends of spool bore are respectively arranged with and the perforative first spool liquid of spool bore 7
Road 71 and the second spool fluid path 72, the first spool fluid path 71 and the second spool fluid path 72, the travelling spool 6 are split type
Structure, respectively includes spool left part and spool right part, and the fit-up gap included between spool left part and spool right part is 0.5-
1mm, the spool left part and spool right part respectively include: stem body 61 and core cone 62, the core cone 62 protrude into regulating valve
In seat fluid path 41, the regulating valve seat 4 is locked by locking stud 5, and inlet tube 21 is provided at the inlet, described
Inlet tube 21 and wait between flow distributors 2 have bipyramid connector 8, the first spool fluid path 71 and the second spool fluid path 72 are divided
It is not connected with the first outlet tube 73 and the second outlet tube 74, is provided between the first spool fluid path 71 and the first outlet tube 73
Bipyramid connector 8 is provided with bipyramid connector 8, the inlet tube 21, between the second spool fluid path 72 and the second outlet tube 74
Quick-release connector is provided on one outlet tube 73 and the second outlet tube 74.
The course of work: when beginning, start pressure P1, P2 of the regulating valve seat fluid path 41 at inlet P and 6 both ends of spool of moving about
Different, the valve port 1 of regulating valve seat fluid path 41 and the aperture of valve port 2 at 6 both ends of spool of moving about at this time are 0；As inlet pressure P
Increase, valve port 1T and valve port 2 are opened, and aperture is equal, to guarantee that P1, P2 mouthfuls of flow p1 and p2 are equal.
Since valve port opening (x=p/k) is unrelated with outlet pressure, fuel-displaced pressure change is on flow without influence；
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (9)
1. a kind of flow shunts valve such as tiny flow quantity characterized by comprising valve body (1), the valve body (1) have inlet,
It is provided at the inlet equal flow distributors (2), there is valve body in the valve body (1) for waiting flow distributors (2) two sides
Fluid path (3), valve body fluid path (3) described in two-way are connected to the fluid path of equal flow distributors (2) respectively, valve body fluid path described in two-way
(3) the other end is connected with the regulating valve seat fluid path (41) of regulating valve seat (4) respectively, between two regulating valve seats (4)
Be provided with travelling spool (6) with spool bore (7), in the spool bore (7), spool bore (7) both ends respectively with regulating valve
Seat fluid path (41) is connected, and spool bore (7) the bottom both ends are respectively arranged with and spool bore (7) perforative first spool fluid path
(71) and the second spool fluid path (72), the first spool fluid path (71) and the second spool fluid path (72).
2. flow shunts valves such as a kind of tiny flow quantities according to claim 1, it is characterised in that: the travelling spool (6)
For split type structure, spool left part and spool right part are respectively included.
3. flow shunts valves such as a kind of tiny flow quantities according to claim 2, it is characterised in that: it is described include spool left part and
Fit-up gap between spool right part is 0.5-1mm.
4. flow shunts valves such as a kind of tiny flow quantities according to claim 2, it is characterised in that: the spool left part and valve
Core right part respectively include: stem body (61) and core cone (62), the core cone (62) are protruded into regulating valve seat fluid path (41).
5. flow shunts valves such as a kind of tiny flow quantities according to claim 1, it is characterised in that: the regulating valve seat (4)
It is locked by locking stud (5).
6. flow shunts valves such as a kind of tiny flow quantities according to claim 1, it is characterised in that: be arranged at the inlet
Have inlet tube (21), there are bipyramid connector (8) between the inlet tube (21) and equal flow distributors (2).
7. flow shunts valves such as a kind of tiny flow quantities according to claim 6, it is characterised in that: the first spool fluid path
(71) and the second spool fluid path (72) is connected separately with the first outlet tube (73) and the second outlet tube (74).
8. flow shunts valves such as a kind of tiny flow quantities according to claim 7, it is characterised in that: the first spool fluid path
(71) it is provided between the first outlet tube (73) bipyramid connector (8), the second spool fluid path (72) and the second outlet tube
(74) bipyramid connector (8) are provided between.
9. flow shunts valves such as a kind of tiny flow quantities according to claim 8, it is characterised in that: the inlet tube (21),
Quick-release connector is provided on first outlet tube (73) and the second outlet tube (74).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822010745.2U CN209262316U (en) | 2018-12-03 | 2018-12-03 | A kind of flow shunts valves such as tiny flow quantity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822010745.2U CN209262316U (en) | 2018-12-03 | 2018-12-03 | A kind of flow shunts valves such as tiny flow quantity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209262316U true CN209262316U (en) | 2019-08-16 |
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ID=67565694
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822010745.2U Active CN209262316U (en) | 2018-12-03 | 2018-12-03 | A kind of flow shunts valves such as tiny flow quantity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209262316U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109373012A (en) * | 2018-12-03 | 2019-02-22 | 四川理工学院 | A kind of flow shunts valves such as tiny flow quantity |
-
2018
- 2018-12-03 CN CN201822010745.2U patent/CN209262316U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109373012A (en) * | 2018-12-03 | 2019-02-22 | 四川理工学院 | A kind of flow shunts valves such as tiny flow quantity |
| CN109373012B (en) * | 2018-12-03 | 2023-09-15 | 四川理工学院 | Micro-flow equal-flow diverter valve |
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