CN217784288U

CN217784288U - Electric two-way valve for fan coil of fresh air system

Info

Publication number: CN217784288U
Application number: CN202221338346.9U
Authority: CN
Inventors: 郭亮
Original assignee: Tianjin Tanggongtang Valve Co ltd
Current assignee: Tianjin Tanggongtang Valve Co ltd
Priority date: 2022-05-31
Filing date: 2022-05-31
Publication date: 2022-11-11
Anticipated expiration: 2032-05-31

Abstract

The utility model belongs to the technical field of the valve, especially, be an electronic two-way valve for new trend system fan coil, which comprises a valve body, the upper end of valve body is provided with motor actuator, motor actuator's lower extreme is connected with the valve rod, the lower extreme of valve rod is connected with first valve leaf, the lower extreme of first valve leaf is connected with reset spring, reset spring's lower extreme is connected with the second valve leaf. The utility model discloses a set up first connector, the second connector, first valve leaf, the second valve leaf, reset spring, the stopper, the through-hole, protection machanism, the protection passageway, seal baffle, compression spring, closing plate and round hole, this electronic two-way valve is in the fan dish use, the suitability of electronic two-way valve has been improved, need not connect the multiunit valve body, excellent in use effect, simultaneously block up when the inside appearance of structure that two-way valve right side is connected, can realize the release effect to inside atmospheric pressure, certain guard action is possessed, excellent in use effect.

Description

Electric two-way valve for fan coil of fresh air system

Technical Field

The utility model relates to the technical field of valves, specifically be an electronic two-way valve for new trend system fan coil.

Background

The electric two-way valve is one of a plurality of pipeline valves, is mostly suitable for temperature control of air conditioning equipment at the tail end of a heating, ventilating and air conditioning system, such as an air conditioning box, a fresh air unit, an air processor and the like, and mainly comprises two parts, namely an electric actuator and the two-way valve. In actual use, the electric two-way valve can be matched with the temperature sensor, the temperature sensor controls the electric actuator to work, so that the valve rod of the two-way valve is driven to lift, the valve clack is driven to lift synchronously to be in sealing contact with the opening and closing valve seat, the two-way valve is opened and closed, the pipeline cold water or hot water is also switched on and off, and then air is supplied through the fan coil to realize automatic temperature adjustment.

The prior art has the following problems:

in the new trend system use, often adopt two sets of valve bodies to transmit the use to the branch of different temperatures, current two-way valve only can the exclusive use, and the suitability effect is relatively poor, and when there was the jam in two-way valve output side simultaneously, the two-way valve did not possess the protection effect, and the result of use is poor.

SUMMERY OF THE UTILITY MODEL

The utility model provides a be not enough to prior art, the utility model provides a new trend system fan coil is with electronic two-way valve has solved the two-way valve exclusive use that exists now, and the suitability effect is relatively poor does not possess the protection effect with the two-way valve, the poor problem of result of use.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides an electronic two-way valve for fan coil of new trend system, includes the valve body, the upper end of valve body is provided with motor actuator, motor actuator's lower extreme is connected with the valve rod, the lower extreme of valve rod is connected with first valve leaf, the lower extreme of first valve leaf is connected with reset spring, reset spring's lower extreme is connected with the second valve leaf, the through-hole has been seted up to the inside of second valve leaf, the upper end of second valve leaf is provided with the stopper, one side of valve body is provided with first connector, the upper end of first connector is provided with the second connector, the lower extreme of valve body is provided with protection mechanism, protection mechanism's inside has seted up protection channel, protection channel's inside is provided with seal plate, one side of seal plate is connected with compression spring, compression spring's one end is connected with the closing plate, the round hole has been seted up on the surface of closing plate.

As an optimal technical scheme of the utility model, the thickness dimension of first valve leaf is greater than second connector internal diameter size, the thickness dimension of second valve leaf is greater than the internal diameter size of first connector.

As a preferred technical scheme of the utility model, the shape of stopper is ring shape, first valve leaf passes through reset spring and second valve leaf swing joint.

As a preferred technical scheme of the utility model, the quantity of through-hole is a plurality of, the through-hole be the inside of central symmetric distribution at the second valve leaf.

As an optimal technical scheme of the utility model, seal baffle's diameter size is greater than the internal diameter size of protection passageway, seal baffle passes through compression spring and closing plate swing joint.

As an optimal technical scheme of the utility model, the brush volume of round hole is a plurality of, round hole evenly distributed is on the surface of closing plate.

Compared with the prior art, the utility model provides a new trend system fan coil is with electronic two-way valve possesses following beneficial effect:

1. this new trend system fan coil is with electronic two-way valve is through setting up first connector, the second connector, first valve leaf, the second valve leaf, reset spring, stopper and through-hole, electronic two-way valve after the improvement is in the fan coil use, connect cold wind and hot-blast respectively on first connector and second connector, in the operation use, the activity of first valve leaf and valve leaf is taken to the valve rod, exclusive use when not only can realizing hot-blast transmission, but also can realize using cold-hot-blast mixed transmission, the suitability of electronic two-way valve has been improved, need not connect the multiunit valve body, the result of use is better.

2. This new trend system fan coil is with electronic two-way valve is through setting up protection machanism, the protection passageway, seal baffle, compression spring, closing plate and round hole, this two-way valve has increased valve protection device, the new trend is to the gas transportation in, the structure that the two-way valve right side is connected is inside to appear blockking up, the inside pressure increase of two-way valve, take the inside seal baffle of protection machanism to remove to the right side, compression spring is compressed once more, the through-hole on right side sealing plate surface is discharged can be followed to atmospheric pressure, realize the release effect to inside atmospheric pressure, certain guard action is possessed, excellent in use effect.

Drawings

Fig. 1 is a schematic view of the electric two-way valve of the present invention;

FIG. 2 is a schematic view of a protection mechanism;

fig. 3 is a schematic view of the second valve vane.

In the figure: 1. a valve body; 2. a motor actuator; 3. a valve stem; 4. a first valve leaf; 5. a return spring; 6. a second valve leaf; 7. a through hole; 8. a limiting block; 9. a first connection port; 10. a second connection port; 11. a protection mechanism; 12. a protection channel; 13. sealing the baffle; 14. a compression spring; 15. sealing plates; 16. a circular hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, in this embodiment: the utility model provides an electronic two-way valve for new trend system fan coil, including valve body 1, the upper end of valve body 1 is provided with motor actuator 2, motor actuator 2's lower extreme is connected with valve rod 3, valve rod 3's lower extreme is connected with first valve leaf 4, a switching for second connector 10 uses, the lower extreme of first valve leaf 4 is connected with reset spring 5, reset spring 5's lower extreme is connected with second valve leaf 6, a switching for first connector 9 uses, through-hole 7 has been seted up to the inside of second valve leaf 6, the upper end of second valve leaf 6 is provided with stopper 8, one side of valve body 1 is provided with first connector 9, the upper end of first connector 9 is provided with second connector 10, the new trend of switch-on different grade type, the lower extreme of valve body 1 is provided with protection machanism 11, protection channel 12 has been seted up to protection machanism 11's inside, protection channel 12's inside is provided with seal baffle 13, one side of seal baffle 13 is connected with compression spring 14, the one end of compression spring 14 is connected with closing plate 15, round hole 16 has been seted up on the surface of closing plate 15.

In the embodiment, the thickness of the first valve leaf 4 is larger than the inner diameter of the second connecting port 10, the thickness of the second valve leaf 6 is larger than the inner diameter of the first connecting port 9, the structure is reasonable, and the sealing performance between the structures is ensured; the limiting block 8 is in a ring shape, the first valve leaf 4 is movably connected with the second valve leaf 6 through the return spring 5, and the structure is reasonable; the number of the through holes 7 is a plurality, the through holes 7 are distributed in the second valve leaf 6 in a central symmetry manner, and the main function is that the through holes 7 are used for flowing cold air and realizing the transmission of mixed air; the diameter size of the sealing baffle 13 is larger than the inner diameter size of the protection channel 12, the sealing baffle 13 is movably connected with the sealing plate 15 through the compression spring 14, and the structural sealing performance is good; the brush volume of round hole 16 is a plurality of, and round hole 16 evenly distributed possesses certain protection effect on the surface of closing plate 15, avoids two-way valve right side to block up and leads to the inside pressure of two-way valve too big, avoids new trend system connection structure to appear damaging.

The utility model discloses a theory of operation and use flow: before the two-way valve is used, a user connects and fixes hot air and cold air on a first connecting port 9 and a second connecting port 10 respectively, when the hot air is conveyed and used, the user operates a motor actuator 2, a valve rod 3 can drive a first valve leaf 4 and a second valve leaf 6 to move upwards jointly, when the second valve leaf 6 moves to the position above the first connecting port 9, the first valve leaf 4 is located below the second connecting port 10, when the valve is closed, the valve rod 3 drives the first valve leaf 4 and the second valve leaf 6 to move downwards jointly, the second valve leaf 6 can block the first connecting port 9, when the hot air and the cold air are required to be conveyed together, the valve rod 3 drives the first valve leaf 4 and the second valve leaf 6 to move upwards, when the first connecting port 9 is opened, the second valve leaf 6 contacts a limiting block 8, the valve rod 3 continues to drive the first valve leaf 4 to move upwards, a reset spring 5 is stretched, the first valve leaf 4 moves to the position above the first connecting port 9, fresh air mixing and using are realized, when a connecting structure on the right side of the two-way valve is blocked, the pressure intensity is increased, the pressure of a protective sealing plate 13 is increased, and the fresh air protection system can be compressed and the fresh air outlet is increased, and the fresh air outlet is protected by a fresh air outlet protection mechanism 16.

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 described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a new trend system fan coil is with electronic two-way valve, includes valve body (1), its characterized in that: the upper end of valve body (1) is provided with motor executor (2), the lower extreme of motor executor (2) is connected with valve rod (3), the lower extreme of valve rod (3) is connected with first valve leaf (4), the lower extreme of first valve leaf (4) is connected with reset spring (5), the lower extreme of reset spring (5) is connected with second valve leaf (6), through-hole (7) have been seted up to the inside of second valve leaf (6), the upper end of second valve leaf (6) is provided with stopper (8), one side of valve body (1) is provided with first interface (9), the upper end of first interface (9) is provided with second connector (10), the lower extreme of valve body (1) is provided with protection mechanism (11), protection passageway (12) have been seted up to the inside of protection mechanism (11), the inside of protection passageway (12) is provided with seal baffle (13), one side of seal baffle (13) is connected with compression spring (14), the one end of compression spring (14) is connected with closing plate (15), circular hole (16) have been seted up on the surface of closing plate (15).

2. The electric two-way valve for the fan coil of the fresh air system as claimed in claim 1, wherein: the thickness dimension of the first valve blade (4) is larger than the inner diameter dimension of the second connecting port (10), and the thickness dimension of the second valve blade (6) is larger than the inner diameter dimension of the first connecting port (9).

3. The electric two-way valve for the fan coil of the fresh air system as claimed in claim 1, wherein: the shape of stopper (8) is the ring shape, first valve leaf (4) are through reset spring (5) and second valve leaf (6) swing joint.

4. The electric two-way valve for the fan coil of the fresh air system as claimed in claim 1, wherein: the number of the through holes (7) is a plurality, and the through holes (7) are distributed in the second valve blade (6) in a central symmetry mode.

5. The electric two-way valve for the fan coil of the fresh air system as claimed in claim 1, wherein: the diameter size of the sealing baffle plate (13) is larger than the inner diameter size of the protection channel (12), and the sealing baffle plate (13) is movably connected with the sealing plate (15) through a compression spring (14).

6. The electric two-way valve for the fan coil of the fresh air system as claimed in claim 1, wherein: the brush amount of the round holes (16) is a plurality of, and the round holes (16) are uniformly distributed on the surface of the sealing plate (15).