CN205689789U - Flow control valve - Google Patents
Flow control valve Download PDFInfo
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- CN205689789U CN205689789U CN201620559941.3U CN201620559941U CN205689789U CN 205689789 U CN205689789 U CN 205689789U CN 201620559941 U CN201620559941 U CN 201620559941U CN 205689789 U CN205689789 U CN 205689789U
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- spool
- limbers
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- opening
- flow control
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Abstract
nullThe utility model discloses a kind of flow control valve，Including valve body and spool drive mechanism，Inlet pipeline it is provided with on valve body、Outlet pipeline and connect inlet pipeline and the core assembly of outlet pipeline，It is characterized in that，Described core assembly includes the first spool and the second spool，It is provided with opening on first spool，It is provided with limbers on second spool，Limbers includes at least two sections、And the limbers section being interconnected，Differing in size of two adjacent limbers sections，The opening of the first spool and the limbers of the second spool are respectively communicated with inlet pipeline and the outlet pipeline of correspondence，And first opening on spool and the second spool and face, place, limbers be mutually close to，Spool drive mechanism drives the first spool or the second Spool rotating，So that the overlapping interval between the limbers of the opening of the first spool and the second spool constitutes connection inlet pipeline and the flow cavitation result passage of outlet pipeline；This kind of flow control valve, has the accurate advantage of flow-control, and, its whole money is simple and reasonable for structure.
Description
Technical field
This utility model relates to a kind of flow control valve, a kind of flow improving its discharge control accuracy
Regulation valve.
Background technology
Existing flow control valve, including valve body and spool drive mechanism, valve body is provided with inlet pipeline, outlet pipeline
And connecting inlet pipeline and the core assembly of outlet pipeline, spool drive mechanism band movable valve plug action, to realize water inlet pipe
The discharge regulation of road and outlet pipeline；Wherein, spool drive mechanism uses motor, to control flow, but, due to electricity
All there is certain error in machine and motor shaft, can there is bigger error, particularly when input hydraulic pressure ratio between different products
Time bigger, the flow difference of different flow cavitation result passages is bigger, therefore, and traditional flow control valve, improves its discharge
Control accuracy, always industry expectation solves the technical problem that.
Utility model content
The purpose of this utility model is the problem overcoming above-mentioned prior art to exist, and provides a kind of simple in construction, conjunction
Reason, is accurately controlled the flow control valve of discharge.
The purpose of this utility model is achieved in that
Flow control valve, including valve body and spool drive mechanism, valve body is provided with inlet pipeline, outlet pipeline and company
Tapping into the core assembly of water lines and outlet pipeline, it is characterized in that, described core assembly includes the first spool and the second spool, the
Being provided with opening on one spool, the second spool is provided with limbers, limbers includes at least two sections and the water flowing being interconnected
It is right that hole section, differing in size of two adjacent limbers sections, the opening of the first spool and the limbers of the second spool are respectively communicated with
Opening and face, place, limbers on the inlet pipeline answered and outlet pipeline, and the first spool and the second spool are mutually close to, valve
Core drive mechanism drives the first spool or the second Spool rotating, so that between the limbers of the opening of the first spool and the second spool
Overlapping interval constitute connection inlet pipeline and the flow cavitation result passage of outlet pipeline；This kind of flow control valve, by will wherein
Limbers on one spool is arranged to the limbers section including at least two sections and being interconnected, two adjacent limbers sections
Differ in size, at this moment, during another Spool rotating, its opening may insure that between the section of same limbers holding phase negative lap
Interval, it may be assumed that flow cavitation result channel sized is identical, consistent to realize flowing through the discharge of flow cavitation result passage, therefore, even if regulation
Different spool drive mechanism selected by valve, such as: different motors, in the same limbers section on limbers, it is possible to obtain equal
Flow, it may be assumed that motor can be controlled and rotate and to drive the opening on another spool to turn to the center of each limbers section attached
Closely, even if there being the deviation of left and right angle, also can obtain consistent flow value, with overcome because of select motor difference or motor with
The rigging error of motor shaft, the coarse deficiency of caused flow-control, and, its whole money is simple and reasonable for structure.
Further technical scheme of the present utility model is as follows:
Further, the differing in size of each limbers section on described second spool, but opening is in each limbers section
All keep identical overlapping interval.
Further, the length of each limbers section or differing in size of width on described second spool, it equally can be real
The purpose of existing this patent.
Further, described limbers is around the arc limbers that the axle center of the second spool extends, and arc limbers is wrapped
Camber line and the forward and backward side at outer camber line head and the tail two ends in including interior camber line, outer camber line and connecting, interior camber line is for having identical axle center
Circular arc line, outer camber line extends, so that arc limbers constitutes multiple stair-stepping logical from head end toward tail end direction in falling grade shape
Water hole section；The section design of this stair-stepping limbers, can obtain flow-control more accurately, at this moment, due on the second spool
Stair-stepping limbers section is set, it can be ensured that in same gradient, flow is consistent.
Further, described arc limbers is provided with nine stair-stepping limbers sections altogether from head end toward tail end direction,
The lateral arcs length of each limbers section is equal but its width；As, arrange in the range of substantially 270 degree nine stair-stepping logical
Water hole section, each limbers section has 30 degree, i.e. allows close to the error of 30 degree to motor.
Further, the opening on described first spool includes the outer section of opening inner segment and opening, opening inner segment be bore by
The long narrow shape mouth section the most gradually increased, the outer section of opening be bore by the interior radial mouth section significantly increased outward, outside opening
The outer end of section extends to the first spool edge, the design of this opening, can make between (rotation) opening and each limbers section
Ensure stable overlapping interval.
Further, described first spool and the second spool are for laminating setting up and down, and the first spool connects spool and drives
Mechanism, the second spool is fixed in valve body, to ensure the tight conducting between opening and each limbers section.
Further, described spool drive mechanism is motor, and it is arranged on above valve body, and motor connects the by motor shaft
One spool, motor shaft is cased with stage clip, presses the first spool under stage clip lower end, card top, stage clip upper end motor shaft, so that the first spool
With second be in sealing contact between spool.
Further, described first spool and the second spool are circular valve block, the first spool upper, the second spool under,
And first the diameter of spool less than the diameter of the second spool.
Open communication inlet pipeline on described first spool, the limbers on the second spool connects outlet pipeline.
The beneficial effects of the utility model are as follows:
(1) this kind of flow control valve, by being arranged to include at least two sections and phase by the limbers on one of them spool
Intercommunicated limbers section, differing in size of two adjacent limbers sections, at this moment, during another Spool rotating, its opening can
To guarantee to keep identical overlapping interval between the section of same limbers, it may be assumed that flow cavitation result channel sized is identical, to realize flowing through water
The discharge of flow control passage is consistent, therefore, even if different spool drive mechanism selected by regulation valve, such as: different motors, logical
In same limbers section on water hole, it is possible to obtain equal flow, it may be assumed that motor can be controlled and rotate and drive another spool
On opening turn to the immediate vicinity of each limbers section, even if there being the deviation of left and right angle, also can obtain consistent flow
Value, to overcome the rigging error of the motor difference because selecting or motor and motor shaft, caused flow-control is coarse not
Foot, and, its whole money is simple and reasonable for structure.
(2) further, due to limbers be around the second spool axle center extend arc limbers, outer camber line from head end toward
Tail end direction extends in falling grade shape, so that arc limbers constitutes multiple stair-stepping limbers section；This stair-stepping water flowing
Hole section design, can obtain flow-control more accurately, at this moment, owing to arranging stair-stepping limbers section on the second spool, and can
To guarantee that flow is consistent in same gradient；With arc limbers be provided with altogether from head end toward tail end direction nine stair-stepping logical
As a example by the section of water hole, the lateral arcs length of each limbers section is equal but its width；As, in the range of substantially 270 degree, arrange nine
Individual stair-stepping limbers section, each limbers section has 30 degree, i.e. allows close to the error of 30 degree to motor, still can ensure that with
In one gradient, flow is consistent.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of this utility model flow control valve.
Fig. 2 is the partition schematic diagram of Fig. 1.
Fig. 3 is valve body of the present utility model and the first spool, the partition schematic diagram of the second spool.
Fig. 4 is the schematic diagram between opening of the present utility model and arc limbers at a certain overlapping interval.
Fig. 5 is the area display figure of overlapping interval between the opening of Fig. 4 and arc limbers.
Fig. 6 is the top view that valve body of the present utility model shows the first spool.
Fig. 7 is the top view that valve body of the present utility model shows the second spool.
Detailed description of the invention
Below in conjunction with the accompanying drawings and this utility model is further described by embodiment:
As shown in Fig. 1 to Fig. 7, a kind of flow control valve, including valve body 1 and spool drive mechanism 2, spool drive mechanism 2
For motor, valve body 1 is provided with inlet pipeline 3, outlet pipeline 4 and connects inlet pipeline 3 and the spool of outlet pipeline 4
Assembly 5, is characterized in that, described core assembly 5 includes the first spool 6 and the second spool 7, and the first spool 6 is provided with opening 61,
Being provided with limbers 8 on second spool 7, limbers 8 includes at least two sections and the limbers section 81 being interconnected, adjacent two
Differing in size of individual limbers section 81, the opening 61 of the first spool and the limbers 8 of the second spool are respectively communicated with the water inlet of correspondence
Opening 61 and face, place, limbers 8 on pipeline 3 and outlet pipeline 4, and the first spool 6 and the second spool 7 are mutually close to, spool
Drive mechanism 2 drives the first spool 6 or the second spool 7 to rotate, so that the opening 61 of the first spool 6 and the water flowing of the second spool 7
Overlapping interval 9 between hole 8 constitutes connection inlet pipeline 3 and the flow cavitation result passage of outlet pipeline 4.
Wherein, the differing in size of each limbers section 81 on described second spool 7；It can also be each limbers section 81
Differing in size of length or width.
In the present embodiment, described limbers 8 is around the arc limbers that the axle center of the second spool 7 extends, arc water flowing
Hole include interior camber line 811, outer camber line 812 and connect in camber line 811 and outer camber line 812 head and the tail two ends forward and backward side 813,
814, interior camber line 811 is the circular arc line with identical axle center, and outer camber line 812 extends from head end toward tail end direction in falling grade shape, with
Arc limbers is made to constitute multiple stair-stepping limbers section 81.
Shown in figure, described arc limbers is provided with nine stair-stepping limbers sections altogether from head end toward tail end direction
81, the lateral arcs length of each limbers section 81 is equal but its width；As, in the range of substantially 270 degree, nine ladders are set
The limbers section 81 of shape, each limbers section 81 has 30 degree, i.e. allows close to the error of 30 degree to motor, still can ensure that same
In gradient, flow is consistent.
As scheme more specifically, the opening 61 on described first spool 6 includes opening inner segment 611 and the outer section 612 of opening,
Opening inner segment 611 is that bore is the most substantially increased by interior for bore by section 612 outside the interior long narrow shape mouth section the most gradually increased, opening
Big radial mouth section, the outer end of the outer section 612 of opening extends to the first spool 6 edge.
In the present embodiment, the first spool 6 and the second spool 7 are for laminating setting up and down, and the first spool 6 connects spool and drives
Mechanism 2, the second spool 7 is fixed in valve body 1.
Motor is arranged on above valve body 1, and motor connects the first spool 6 by motor shaft 21, and motor shaft 21 is cased with
Stage clip 10, presses the first spool 6, card top, stage clip 10 upper end motor shaft 21 under stage clip 10 lower end.
Wherein, described first spool 6 and the second spool 7 are circular valve block, the first spool 6 upper, the second spool 7 under,
And first the diameter of spool 6 less than the diameter of the second spool 7；Opening 61 on described first spool 6 connects inlet pipeline 3, the
Limbers 8 on two spools 7 connects outlet pipeline 4.
Operation principle: in order to obtain flow more accurately, stair-stepping by arranging nine on the second static spool
Limbers section 81, it can be ensured that in same gradient, flow is consistent, as a example by shown in scheming, arranges nine in the range of substantially 270 degree
Individual stair-stepping limbers section 81, the limbers section 81 of each step scalariform there are about 30 degree, i.e. allows the error close to 30 degree
To motor, at this moment, even if selecting different motor, it is also possible to obtain equal flow, this be based on, electric machine rotation can be controlled to often
The immediate vicinity of individual stepped limbers section 81, even if there being the deviation of left and right angle, also can obtain consistent flow value.
Claims (10)
1. flow control valve, including valve body (1) and spool drive mechanism (2), valve body (1) is provided with inlet pipeline (3), water outlet
Pipeline (4) and connect inlet pipeline (3) and the core assembly (5) of outlet pipeline (4), is characterized in that, described core assembly (5)
Including the first spool (6) and the second spool (7), the first spool (6) being provided with opening (61), the second spool is provided with on (7)
Limbers (8), limbers (8) include at least two sections and the limbers section (81) being interconnected, two adjacent limbers sections
(81) differ in size, the opening (61) of the first spool and the limbers (8) of the second spool are respectively communicated with the inlet pipeline of correspondence
(3) opening (61) and limbers (8) face, place and outlet pipeline (4), and on the first spool (6) and the second spool (7) are mutual
Being close to, spool drive mechanism (2) drives the first spool (6) or the second spool (7) to rotate, so that the opening of the first spool (6)
(61) overlapping interval (9) composition and between the limbers (8) of the second spool (7) connects inlet pipeline (3) and outlet pipeline (4)
Flow cavitation result passage.
The most according to claim 1, flow control valve, is characterized in that, described second spool (7) each limbers section (81) upper
Differ in size.
The most according to claim 2, flow control valve, is characterized in that, described second spool (7) each limbers section (81) upper
Length or the differing in size of width.
The most according to claim 1, flow control valve, is characterized in that, described limbers (8) are around the axle of the second spool (7)
The heart extend arc limbers, arc limbers include interior camber line (811), outer camber line (812) and connect in camber line (811) and
The forward and backward side (813,814) at outer camber line (812) two ends from beginning to end, interior camber line (811) is the circular arc line with identical axle center, outward
Camber line (812) extends, so that arc limbers constitutes multiple stair-stepping limbers section from head end toward tail end direction in falling grade shape
(81).
The most according to claim 4, flow control valve, is characterized in that, described arc limbers is set from head end altogether toward tail end direction
Being equipped with nine stair-stepping limbers section (81), the lateral arcs length of each limbers section (81) is equal but its width.
The most according to claim 3, flow control valve, is characterized in that, the opening (61) on described first spool (6) includes out
Mouthful inner segment (611) and opening section (612) outward, opening inner segment (611) be bore by the interior long narrow shape mouth section the most gradually increased, open
The outer section of mouth (612) is that bore is extended to the first valve by the outer end of section (612) outside the interior radial mouth section significantly increased outward, opening
Core (6) edge.
The most according to claim 1, flow control valve, is characterized in that, described first spool (6) and the second spool (7) are upper and lower
Laminating setting, and the first spool (6) connects spool drive mechanism (2), the second spool (7) is fixed in valve body (1).
The most according to claim 7, flow control valve, is characterized in that, described spool drive mechanism (2) is motor, and it is arranged on
Valve body (1) top, motor connects the first spool (6) by motor shaft (21), motor shaft (21) is cased with stage clip (10), stage clip
(10) the first spool (6), card top motor shaft, stage clip (10) upper end (21) are pressed under lower end.
The most according to claim 1, flow control valve, is characterized in that, described first spool (6) and the second spool (7) are circular
Valve block, the first spool (6) upper, the second spool (7) under, and straight less than the second spool (7) of the diameter of the first spool (6)
Footpath.
The most according to claim 1, flow control valve, is characterized in that, the opening (61) on described first spool (6) connect into
Water lines (3), the limbers (8) on the second spool (7) connects outlet pipeline (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620559941.3U CN205689789U (en) | 2016-06-12 | 2016-06-12 | Flow control valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620559941.3U CN205689789U (en) | 2016-06-12 | 2016-06-12 | Flow control valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205689789U true CN205689789U (en) | 2016-11-16 |
Family
ID=57427082
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620559941.3U Active CN205689789U (en) | 2016-06-12 | 2016-06-12 | Flow control valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205689789U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105972239A (en) * | 2016-06-12 | 2016-09-28 | 佛山市云米电器科技有限公司 | Flow regulating valve |
-
2016
- 2016-06-12 CN CN201620559941.3U patent/CN205689789U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105972239A (en) * | 2016-06-12 | 2016-09-28 | 佛山市云米电器科技有限公司 | Flow regulating valve |
| CN105972239B (en) * | 2016-06-12 | 2018-10-16 | 佛山市云米电器科技有限公司 | Flow control valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211029 Address after: 528000 No.2, North Xinxi 4th Road, Xiashi village, Lunjiao street, Shunde District, Foshan City, Guangdong Province Patentee after: Guangdong Chestnut Technology Co.,Ltd. Address before: 528300 Nepheline Village Committee, Lunjiao Sub-district Office, Shunde District, Foshan City, Guangdong Province Patentee before: FOSHAN VIOMI ELECTRICAL TECHNOLOGY Co.,Ltd. Patentee before: Chen Xiaoping |
|
| TR01 | Transfer of patent right |