CN202812226U - Water inlet valve - Google Patents
Water inlet valve Download PDFInfo
- Publication number
- CN202812226U CN202812226U CN201220544360.4U CN201220544360U CN202812226U CN 202812226 U CN202812226 U CN 202812226U CN 201220544360 U CN201220544360 U CN 201220544360U CN 202812226 U CN202812226 U CN 202812226U
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- valve
- chamber
- valve seat
- passage hole
- water
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Abstract
The utility model discloses a water inlet valve which comprises a valve body, a valve seat, a valve core and a valve rod, the valve body is a tube-shaped body provided with a water inlet chamber and a water outlet chamber, the side wall of the valve body is provided with a valve seat hole, the inside of the valve body is communicated with the outside through the valve seat hole, a partition plate is arranged between the water inlet chamber and the water outlet chamber, and the partition plate is provided with a water passing hole. The valve seat penetrates through the valve seat hole in a part mode and is fixed with the valve seat hole in a sealed mode, the valve core is a column body matched with the water passing hole in shape, the valve core is arranged inside the valve body and used for sealing or opening the water passing hole, one end of the valve rod is fixedly connected with the valve core, the other end of the valve rod can move in the axial direction and is arranged on the valve seat in a sealed mode, and the space of the water outlet chamber, opposite to the water passing hole, is a column-shaped cavity separating chamber. The water inlet valve resolves the technical problems that a water inlet valve in the prior art produces squeal easily, and the structure is complex.
Description
Technical field
The utility model relates to a kind of valve, relates in particular to a kind of inlet valve.
Background technique
In the middle of the daily life; often can run into and hear ear-piercing howling when closing and fetching boiling water tap or inlet valve, producing the reason utter long and high-pitched sounds has a lot, and main cause is that the natural frequency of vibration frequency and water pipe or valve of current is when approaching or identical; can produce resonance, and then produce howling.
In order to solve the problems of the technologies described above, the common practice is conversion inlet valve or water tap.Chinese patent literature CN101846192 A discloses a kind of electromagnetic water inlet valve, comprise valve body, valve body is provided with water supply chamber and water-supplying chamber, has valve seat between described water supply chamber and the water-supplying chamber, valve seat is combined with barrier film, diaphragm center has wears on the mating groove that is embedded in diaphragm plate, be provided with conduit on the valve body, catheter drive is withheld to the lower end that extends out in the sealed department of barrier film periphery and is formed back pressure chamber, the diaphragm plate central part has been opened a bullport, the diaphragm plate periphery has been opened side stream passages, water supply chamber is communicated with back pressure chamber by side stream passages, conduit is arranged with electromagnetic coil outward, the electromagnetic coil outside is configured to magnetic circuit by propping up, be provided with piston in the conduit, piston crown is connected with piston cap, piston rear end top has spring to make under the electromagnetic coil outage erasing state fallen within on the bullport by this spring action piston cap reset seat, the bullport of piston cap and diaphragm plate consists of pilot valve with the switching of control back pressure chamber and water-supplying chamber, valve seat and barrier film consist of main valve with the switching of control water supply chamber and water-supplying chamber, it is characterized in that a described piston end corresponding with valve seat has lug boss, described piston cap is placed in this lug boss, has linkage structure on the diaphragm plate, this linkage structure has mobile space and the top button edge of piston lug boss, the piston boss is in described mobile space, the axial length of piston lug boss is less than the axial length of described mobile space, make the piston lug boss detain edge to breaking away from the top that hooks together described linkage structure after the valve seat direction moves one stroke in described mobile space, the piston lug boss continues mobile drive diaphragm plate and barrier film moves to the direction of lifting off a seat together.
But, if the inlet valve design is unreasonable, even conversion new inlet valve still can't resolve the problem of uttering long and high-pitched sounds, be that the passage of the inlet valve described in the above-mentioned document from feed-water end to the waterexit end is narrow, when ducted current when this passage, the speed of current sharply increases, when the natural frequency of the vibration frequency of current and inlet valve is approaching or identical, still can produce howling, and the inlet valve structure in the above-mentioned patent documentation is complicated.
The model utility content
For this reason, technical problem to be solved in the utility model is that inlet valve of the prior art produces easily and utters long and high-pitched sounds, and structure is comparatively complicated, so provide a kind of be not easy to produce utter long and high-pitched sounds and inlet valve simple in structure.
For solving the problems of the technologies described above, a kind of inlet valve of the present utility model, it comprises
Valve body, described valve body are the tubular body that has into water chamber and water outlet chamber, are formed with valve seat orifice on the described body wall, have dividing plate between described water inlet chamber and the water outlet chamber, are formed with water passage hole on the described dividing plate;
Valve seat, described valve seat part pass described valve seat orifice and fixing with described valve seat orifice sealing;
Spool, for the suitable cylinder of described water passage hole shape, be arranged in the described valve body, be used for sealing or open described water passage hole;
Valve rod, described valve rod one end is fixedly connected with described spool, and the described valve rod the other end can be arranged on the described valve seat in axially movable sealing;
The space that described water outlet chamber is relative with described water passage hole is column sub-chamber.
The water intake of described valve body and water outlet are on same axis.
Described dividing plate is parallel with the axis of described valve body.
The axis of described valve seat is vertical with the axis of described valve body.
Described water passage hole is circular; Described sub-chamber is cylinder sub-chamber, the diameter of described cylinder sub-chamber and the equal diameters of described water passage hole, and the diameter range of described water passage hole is 22-26mm.
Described spool has chamfering near described water passage hole one end.
Described valve seat is connected with described valve body screw thread.
Also be provided with a valve gap, described valve rod passes described valve gap and is fixed on the described valve gap.
Described valve gap is threaded with described valve seat.
The described valve rod coaxial sleeve that is arranged in the described valve seat is provided with spring, and described valve rod passes valve gap.
Technique scheme of the present utility model has the following advantages compared to existing technology:
(1) inlet valve described in the utility model, comprise valve body, described valve body is the tubular body that has into water chamber and water outlet chamber, be formed with valve seat orifice on the described body wall, described valve seat orifice is in communication with the outside valve inner, have dividing plate between described water inlet chamber and the water outlet chamber, be formed with water passage hole on the described dividing plate; Valve seat, described valve seat part pass described valve seat orifice and fixing with described valve seat orifice sealing; Spool, for the suitable cylinder of described water passage hole shape, be arranged in the described valve body, be used for sealing or open described water passage hole; Valve rod, described valve rod one end is fixedly connected with described spool, and the described valve rod the other end can be arranged on the described valve seat in axially movable sealing; The space that described water outlet chamber is relative with described water passage hole is column sub-chamber.By water passage hole is set, by cooperating of water passage hole and spool, reach the opening and closing of inlet valve in valve body, when the described water passage hole of water process, the flow velocity of water can not change a lot, and water can not resonate with valve body or spool, and then produces howling.
(2) inlet valve described in the utility model, the axial direction of described water passage hole is vertical with the axial direction of valve body, and the axis of described valve seat is vertical with the axis of described valve body, guaranteed when opening inlet valve, water directly impacts the surface of contact of spool and water passage hole, the impact direction of water is consistent with the sense of rotation of valve rod, and then so that more laborsaving when rotary valve rod.
(3) inlet valve described in the utility model, described water passage hole are circular, and described sub-chamber is cylinder sub-chamber, the diameter of described cylinder sub-chamber and the equal diameters of described water passage hole.The effect of buffering has been played by described sub-chamber, so that the Speed Reduction of water inlet, when simultaneously the equal diameters of the diameter of sub-chamber and described water passage hole has guaranteed that water in the cylinder sub-chamber passes through described water passage hole, the flow velocity of current can sharply not change, the vibration frequency of current can great changes will take place, avoided and spool or valve body resonance occurs produce howling.
(4) inlet valve described in the utility model, the described valve rod coaxial sleeve that is arranged in the described valve seat is provided with spring, and described valve rod passes valve gap, when valve rod rotates in the valve body, described spring-compressed, valve rod is connected closely with described valve seat, good airproof performance.
(5) inlet valve described in the utility model, described spool has chamfering near described water passage hole one end, and described spool with end of chamfering can closely cooperate with described water passage hole, and good airproof performance has been avoided leaking of inlet valve.
Description of drawings
For content of the present utility model is more likely to be clearly understood, the below is described in further detail the utility model, wherein according to specific embodiment of the utility model also by reference to the accompanying drawings
Fig. 1 is the sectional drawing of inlet valve described in the utility model;
Fig. 2 is the structural drawing of inlet valve described in the utility model.
Reference character is expressed as among the figure: 1-valve body, 2-valve seat, 3-spool, 4-valve rod, 5-water passage hole, the 6-chamber of intaking, 7-water outlet chamber, 8-column sub-chamber, 9-dividing plate, 10-valve seat orifice, 11-water intake, the 12-water outlet, 13-valve gap, 14-spring, 15-sealing gasket, 16-boss.
Embodiment
As shown in Figure 1, the inlet valve described in the present embodiment comprises valve body 1, valve seat 2, spool 3, valve rod 4; Described valve body 1 is for to have into the tubular body of water chamber 6 and water outlet chamber 7, be formed with valve seat orifice 10 on described valve body 1 sidewall, described valve seat orifice 10 is in communication with the outside valve body 1 inside, has dividing plate 9 between described water inlet chamber 6 and the water outlet chamber 7, is formed with water passage hole 5 on the described dividing plate 9; Described valve seat 2 parts are passed described valve seat orifice 10 and fixing with described valve seat orifice 10 sealings; Spool 3 is the cylinder suitable with described water passage hole 5 shapes, is arranged in the described valve body 1, is used for sealing or opens described water passage hole 5; Described valve rod 4 one ends are fixedly connected with described spool 3, and described valve rod 4 the other ends can be arranged on the described valve seat 2 in axially movable sealing; Described water outlet chamber 7 and described water passage hole 5 relative spaces are column sub-chamber 8.In the present embodiment, be provided with sealing gasket 15 between described valve seat 2 and the valve seat orifice 10, described valve seat 2 and valve seat orifice 10 are connected by thread seal.Be provided with sealing gasket 15 between described valve rod 4 and the valve seat 2, described valve rod 4 and valve seat 2 are connected by thread seal.The axial direction of described water passage hole 5 is vertical with the axial direction of described valve body 1.The water intake 11 of described valve body 1 and water outlet 12 are on same axis.Described dividing plate 9 is parallel with the axis of described valve body 1.The axis of described valve seat 2 is vertical with the axis of described valve body 1.
Further, described water passage hole 5 is circular, described column sub-chamber 8 is cylinder sub-chamber, the diameter of described cylinder sub-chamber and the equal diameters of described water passage hole 5, the diameter of described water passage hole is 22mm, when water during by described water passage hole 5, when flowing through cylinder sub-chamber, the flow velocity of current can sharply not change, and the vibration frequency of current can great changes will take place, has avoided and spool 3 or valve body 1 resonance occurs produce howling.
Further, described valve rod 4 coaxial sleeves that are arranged in the described valve seat 2 are provided with spring 14, described valve rod 4 passes valve gap 13, when valve rod 4 during to valve body 1 interior rotation, described spring 14 compressions, valve rod 4 is connected closely with described valve seat 2, good airproof performance, and the diameter that described water passage hole is set in the present embodiment is 26mm.Described spool 3 has chamfering near described water passage hole 5 one ends, and described spool 3 with end of chamfering can closely cooperate with described water passage hole 5, and good airproof performance has been avoided leaking of inlet valve.
Further, described inlet valve also is provided with a valve gap 13, and described valve rod 4 passes described valve gap 13 and is fixed on the described valve gap 13, and the diameter that described water passage hole is set in the present embodiment is 24mm.Further, the edge of the water passage hole 5 of described inlet valve is provided with boss 16, and described boss 16 can be sealed and matched with described spool 3, and described spool 3 is less with the surface of contact of described water passage hole 5, and machining accuracy is high, and cost is low, and the leak point is fewer, has avoided leaking.
The working procedure of inlet valve described in the utility model is as follows:
When opening inlet valve, rotary valve rod 4 so that spool 3 by originally being sealed on the water passage hole 5 gradually away from water passage hole 5, described water inlet chamber 6 is communicated with described water outlet chamber 7, reach the unlatching of inlet valve, when water enters inlet plenum, passed through described water passage hole 5, when water enters sub-chamber, the Speed Reduction of water, then water enter water outlet chamber 7 by described water passage hole 5, reaches the circulation of water.When closing inlet valve, rotary valve rod 4 reaches the separation with water inlet chamber 6 and water outlet chamber 7 so that spool 3 to moving near described water passage hole 5 directions, seals described water passage hole 5 gradually, has reached closing of inlet valve.
Obviously, above-described embodiment only is for example clearly is described, and is not the restriction to mode of execution.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here need not also can't give all mode of executions exhaustive.And the apparent variation of being extended out thus or change still are among the protection domain of the utility model creation.
Claims (10)
1. an inlet valve is characterized in that it comprises
Valve body (1), described valve body (1) is for to have into the tubular body of water chamber (6) and water outlet chamber (7), be formed with valve seat orifice (10) on described valve body (1) sidewall, have dividing plate (9) between described water inlet chamber (6) and the water outlet chamber (7), be formed with water passage hole (5) on the described dividing plate (9);
Valve seat (2), described valve seat (2) part pass described valve seat orifice (10) and fixing with described valve seat orifice (10) sealing;
Spool (3), for the suitable cylinder of described water passage hole (5) shape, be arranged in the described valve body (1), be used for sealing or open described water passage hole (5);
Valve rod (4), described valve rod (4) one ends are fixedly connected with described spool (3), and described valve rod (4) the other end can be arranged on the described valve seat (2) in axially movable sealing;
The space that described water outlet chamber (7) is relative with described water passage hole (5) is column sub-chamber (8).
2. inlet valve according to claim 1 is characterized in that, the water intake (11) of described valve body (1) and water outlet (12) are on same axis.
3. inlet valve according to claim 2 is characterized in that, described dividing plate (9) is parallel with the axis of described valve body (1).
4. arbitrary described inlet valve is characterized in that according to claim 1-3, and the axis of described valve seat (2) is vertical with the axis of described valve body (1).
5. inlet valve according to claim 4 is characterized in that, described water passage hole (5) is circular; Described sub-chamber is cylinder sub-chamber, the diameter of described cylinder sub-chamber and the equal diameters of described water passage hole (5), and the diameter range of described water passage hole is 22-26mm.
6. inlet valve according to claim 5 is characterized in that, described spool (3) has chamfering near described water passage hole (5) one ends.
7. according to claim 5 or 6 described inlet valves, it is characterized in that described valve seat (2) is threaded with described valve body (1).
8. inlet valve according to claim 7 is characterized in that, also is provided with a valve gap (13), and described valve rod (4) passes described valve gap (13) and is fixed on the described valve gap (13).
9. inlet valve according to claim 8 is characterized in that, described valve gap (13) is threaded with described valve seat (2).
10. inlet valve according to claim 9 is characterized in that, described valve rod (4) coaxial sleeve that is arranged in the described valve seat (2) is provided with spring (14), and described valve rod (4) passes valve gap (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220544360.4U CN202812226U (en) | 2012-10-23 | 2012-10-23 | Water inlet valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220544360.4U CN202812226U (en) | 2012-10-23 | 2012-10-23 | Water inlet valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202812226U true CN202812226U (en) | 2013-03-20 |
Family
ID=47871096
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220544360.4U Expired - Fee Related CN202812226U (en) | 2012-10-23 | 2012-10-23 | Water inlet valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202812226U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103291987A (en) * | 2013-05-31 | 2013-09-11 | 韩效亮 | Flow control valve |
-
2012
- 2012-10-23 CN CN201220544360.4U patent/CN202812226U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103291987A (en) * | 2013-05-31 | 2013-09-11 | 韩效亮 | Flow control valve |
| CN103291987B (en) * | 2013-05-31 | 2015-04-29 | 韩效亮 | Flow control valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160708 Address after: Wenzhou City, Zhejiang Province in 325000 Port Industrial Zone No. 300 Hua Lu Ling Patentee after: ZHEJIANG MENRED COMFORT SYSTEM Co.,Ltd. Address before: 325600, No. twenty, No. 222, Yueqing Economic Development Zone, Zhejiang, Wenzhou Patentee before: MENRED CONTROLS SYSTEM (YUEQING) Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130320 Termination date: 20211023 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |