CN216715365U - Proportional electric control valve - Google Patents
Proportional electric control valve Download PDFInfo
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- CN216715365U CN216715365U CN202122253066.XU CN202122253066U CN216715365U CN 216715365 U CN216715365 U CN 216715365U CN 202122253066 U CN202122253066 U CN 202122253066U CN 216715365 U CN216715365 U CN 216715365U
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- valve body
- proportional
- electrically controlled
- water outlet
- valve
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Abstract
The utility model discloses a proportional electric control valve which comprises a valve body, wherein a blocking block is arranged on the outer wall of the valve body, the upper end of the blocking block is movably connected with a pressure rod, the upper end of the pressure rod is movably connected with a screw rod, the upper end of the screw rod is movably connected with a stepping motor, a plurality of electromagnets are arranged inside the blocking block, and a water baffle is arranged inside the valve body. The device has the effect that the inflow can be flexibly controlled and the seepage and leakage can be prevented at the same time.
Description
Technical Field
The utility model relates to the field of flow control valves, in particular to a proportional electric control valve.
Background
A proportional valve is a variable flow valve that can output a continuous range of flow rates, and can provide a regulated fluid flow that ranges from zero flow to the maximum flow rate of the valve.
When the current proportional valve is closed, when the flow velocity of the water flow inside the proportional valve is too high, because of the generation of the water hammer effect, when the opened valve is suddenly closed, the water flow generates a pressure on the valve and the pipe wall, mainly the valve, and the gap between the closed door and the water outlet can be pushed to cause poor sealing performance, so that the liquid inside the proportional valve is easy to leak.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art and provides a proportional type electric control valve.
In order to achieve the purpose, the utility model adopts the following technical scheme: a proportional electric control valve comprises a valve body, wherein a blocking block is arranged on the outer wall of the valve body;
the upper end of the blocking block is movably connected with a pressure rod;
the upper end of the pressure lever is movably connected with a screw rod;
the upper end of the screw is movably connected with a stepping motor;
the electromagnets are arranged inside the plugging block;
the breakwater is arranged in the valve body.
As a further description of the above technical solution:
the valve body is characterized in that a through hole is formed in the upper side of the valve body, the upper end of the through hole formed in the valve body is movably connected with a protective shell, a long rod barrel is movably connected to the upper end of the protective shell, and a threaded sleeve limiting plate is movably connected to the lower end of the threaded rod.
As a further description of the above technical solution:
the water outlet is arranged at the upper end of the water baffle and is positioned right below the blocking block, and the diameter of the water outlet is matched with that of the blocking block.
As a further description of the above technical solution:
permanent magnets are arranged on the inner walls of the two sides of the water outlet, and the positions of the permanent magnets are located right below the electromagnets.
As a further description of the above technical solution:
the lower part of the plugging block is provided with a sealing gasket, and the diameter of the plugging block is matched with that of the through hole.
As a further description of the above technical solution:
the water outlet is preset with a certain distance from the upper part of the valve body.
As a further description of the above technical solution:
and a return spring is sleeved outside the pressure lever positioned inside the protective shell.
As a further description of the above technical solution:
the water baffle separates the left pipeline from the right pipeline of the valve body.
As a further description of the above technical solution:
the length of the long rod barrel is slightly smaller than the total length of the pressure rod.
As a further description of the above technical solution:
the screw and the screw sleeve limiting plate are wrapped in the whole transparent shell.
The utility model has the following beneficial effects:
1. the stepping motor can drive the screw rod to rotate so as to enable the outer threaded sleeve limiting plate to drive the pressing rod and the blocking block below the pressing rod to perform lifting motion at a constant speed, and the flow of the valve body can be linearly adjusted by controlling the distance between the blocking block and the water outlet.
2. According to the utility model, through the matching use of the electromagnet, the permanent magnet, the blocking block and the water outlet, when the valve body is closed, the electromagnet is electrified while the blocking block is in close contact with the lower sealing gasket and the water outlet, so that the electromagnet can generate suction force with the lower permanent magnet, the blocking block can be in closer contact with the water outlet, and the leakage problem caused by a gap generated between the blocking block and the water outlet due to too large flow speed during closing is avoided.
Drawings
FIG. 1 is a front view of a proportional electrically controlled valve according to the present invention;
FIG. 2 is a schematic diagram of portion A of FIG. 1 of a proportional electrically controlled valve in accordance with the present invention;
FIG. 3 is a side view of a proportional electrically controlled valve according to the present invention;
fig. 4 is a schematic screw connection diagram of a proportional electric control valve according to the present invention.
Illustration of the drawings:
1. a valve body; 2. blocking; 3. a pressure lever; 4. a screw; 5. a stepping motor; 6. an electromagnet; 7. a water baffle; 8. a through hole; 9. a protective housing; 10. a long rod barrel; 11. a threaded sleeve limiting plate; 12. a water outlet; 13. and a permanent magnet.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.
Referring to fig. 1-4, one embodiment of the present invention is provided: a proportional electric control valve comprises a valve body 1, wherein a block 2 is arranged on the outer wall of the valve body 1;
the upper end of the plugging block 2 is movably connected with a pressure lever 3;
the upper end of the pressure lever 3 is movably connected with a screw rod 4;
the upper end of the screw rod 4 is movably connected with a stepping motor 5;
a plurality of electromagnets 6 arranged inside the plugging block 2;
the water baffle 7 is disposed inside the valve body 1.
The stepping motor 5 is a motor that converts an electric pulse signal into a corresponding angular displacement or linear displacement. When a pulse signal is input, the rotor rotates by an angle or moves one step, the output angular displacement or linear displacement is in direct proportion to the input pulse number, the rotating speed is in direct proportion to the pulse frequency, and the rotation of the stepping motor 5 is controlled by controlling the input of the pulse signal, so that the descending speed of the compression bar 3 can be flexibly controlled.
The plug 2 is inserted into a through hole 8 formed in the upper end of the valve body 1, a water outlet 12 of the water baffle 7 is arranged right below the through hole 8, the diameter of the plug 2 is matched with that of the water outlet 12, and the stepping motor 5 drives the pressing rod 3 to ascend and descend at a constant speed, so that the drainage area of the water outlet 12 can be changed, and the effect of changing the water outlet flow of the whole valve body 1 linearly can be achieved.
A through hole 8 is formed in the upper side of the valve body 1, the upper end of the through hole 8 formed in the valve body 1 is movably connected with a protective shell 9, the upper end of the protective shell 9 is movably connected with a long rod barrel 10, and the lower end of the screw rod 4 is movably connected with a threaded sleeve limiting plate 11.
The upper end of the water baffle 7 is provided with a water outlet 12, the water outlet 12 is positioned under the block 2, and the diameter of the water outlet 12 is matched with that of the block 2.
The lower part of the plugging block 2 is provided with a sealing gasket, and the diameter of the plugging block 2 is matched with that of the through hole 8.
The water outlet 12 is preset a certain distance away from the upper part of the valve body 1.
A return spring is sleeved outside the pressure lever 3 positioned inside the protective shell 9.
The water baffle 7 separates the left pipeline from the right pipeline of the valve body 1.
The length of the long barrel 10 is slightly less than the total length of the plunger 3.
The screw rod 4 and the thread sleeve limiting plate 11 are wrapped in the whole transparent shell.
The inside of sprue 2 is provided with electro-magnet 6, is provided with permanent magnet 13 in two walls department of delivery port 12, when controlling sprue 2 and descend, makes electro-magnet 6 simultaneously, adsorbs permanent magnet 13 of below, when water impact, produces a resistance to it to can effectual reduction liquid reveal, guarantee the effect of the leakproofness of whole valve body.
The working principle is as follows: when the device is used, the internal stepping motor 5 is connected to an external power supply, the stepping motor 5 can drive the screw rod 4 below to rotate by controlling the change of the voltage connected to the stepping motor 5, the screw rod 4 can drive the screw sleeve limiting plate 11 below to move downwards when rotating so as to drive the pressing rod 3 below to move downwards, the compression bar 3 is wrapped by the external long rod barrel 10, the external part of the compression bar 3 at the lower end is sleeved with a return spring, a block 2 is arranged below the pressure lever 3, the block 2 is inserted into a through hole 8 arranged at the upper end of the valve body 1, a water outlet 12 of the water baffle 7 is arranged right below the through hole 8, the diameter of the block 2 is matched with that of the water outlet 12, the stepping motor 5 drives the pressure lever 3 to ascend and descend at a constant speed, so that the drainage area of the water outlet 12 can be changed, and the water outlet flow of the whole valve body 1 can be changed linearly.
And in daily use, when the velocity of flow of rivers is too fast, when control sprue 2 closes delivery port 12, cause the impact to sprue 2, make kneck between them spill the gap, lead to liquid seepage, also can lead to sprue 2 impaired simultaneously, and be provided with electro-magnet 6 in sprue 2's inside, two walls department at delivery port 12 is provided with permanent magnet 13, when controlling sprue 2 and descend, make electro-magnet 6 simultaneously, adsorb permanent magnet 13 of below, when rivers strike, produce a resistance to it, thereby can be with the effectual leakage that reduces liquid, guarantee the effect of the leakproofness of whole valve body.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.
Claims (10)
1. A proportional electric control valve comprises a valve body (1), and is characterized in that: the blocking block (2) is arranged on the outer wall of the valve body (1);
the upper end of the plugging block (2) is movably connected with a pressure lever (3);
the upper end of the pressure lever (3) is movably connected with a screw rod (4);
the upper end of the screw rod (4) is movably connected with a stepping motor (5);
a plurality of electromagnets (6) arranged inside the plugging block (2);
the water baffle (7) is arranged in the valve body (1).
2. A proportional electrically controlled valve as defined in claim 1, wherein: through hole (8) have been seted up to the upside of valve body (1), valve body (1) is seted up the upper end swing joint of through hole (8) has protective housing (9), the upper end swing joint of protective housing (9) has a long-rod section of thick bamboo (10), the lower extreme swing joint of screw rod (4) has swivel nut limiting plate (11).
3. A proportional electrically controlled valve as defined in claim 1, wherein: the water outlet (12) is arranged at the upper end of the water baffle (7), the water outlet (12) is located under the blocking block (2), and the diameter of the water outlet (12) is matched with that of the blocking block (2).
4. A proportional electrically controlled valve as claimed in claim 3, wherein: permanent magnets (13) are arranged on the inner walls of the two sides of the water outlet (12), and the positions of the permanent magnets (13) are located right below the electromagnets (6).
5. A proportional electrically controlled valve as claimed in claim 2, wherein: the lower part of the plugging block (2) is provided with a sealing gasket, and the diameter of the plugging block (2) is matched with that of the through hole (8).
6. A proportional electrically controlled valve as claimed in claim 3, wherein: the water outlet (12) is arranged above the valve body (1) at a certain preset distance.
7. A proportional electric control valve according to claim 2, wherein: and a return spring is sleeved outside the pressure lever (3) positioned inside the protective shell (9).
8. A proportional electrically controlled valve as defined in claim 1, wherein: the water baffle (7) separates the left pipeline from the right pipeline of the valve body (1).
9. A proportional electrically controlled valve as claimed in claim 2, wherein: the length of the long rod barrel (10) is slightly smaller than the total length of the compression rod (3).
10. A proportional electrically controlled valve as claimed in claim 2, wherein: the screw rod (4) and the thread sleeve limiting plate (11) are wrapped in the whole transparent shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122253066.XU CN216715365U (en) | 2021-09-16 | 2021-09-16 | Proportional electric control valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122253066.XU CN216715365U (en) | 2021-09-16 | 2021-09-16 | Proportional electric control valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216715365U true CN216715365U (en) | 2022-06-10 |
Family
ID=81872186
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122253066.XU Active CN216715365U (en) | 2021-09-16 | 2021-09-16 | Proportional electric control valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216715365U (en) |
-
2021
- 2021-09-16 CN CN202122253066.XU patent/CN216715365U/en active Active
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