CN210135297U - High leakproofness electric two-way valve - Google Patents
High leakproofness electric two-way valve Download PDFInfo
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- CN210135297U CN210135297U CN201920991386.5U CN201920991386U CN210135297U CN 210135297 U CN210135297 U CN 210135297U CN 201920991386 U CN201920991386 U CN 201920991386U CN 210135297 U CN210135297 U CN 210135297U
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Abstract
The utility model discloses an electronic two-way valve of high leakproofness relates to electronic two-way valve field for solve electronic two-way valve leakproofness poor, do not possess filtering capability's technical problem. A high-sealing electric two-way valve comprises a three-way valve body, a valve rod, a bump valve plug and a valve cover; the three valve ports of the three-way valve body are respectively an upper valve port, a water inlet and a water outlet, a valve cover is arranged at the opening of the upper valve port, a fixed plate is arranged in a cavity of the upper valve port, and a flat gate port is arranged in the medium circulation channel; the valve rod is connected with the valve cover and the fixing plate in a sliding and sealing mode respectively; a spring is sleeved outside the valve rod and positioned between the valve cover and the fixing plate; the valve rod is located the valve oral cavity indoor tip with the lug valve plug passes through fixed sleeve and connects, be equipped with two at least tighrening rings on fixed sleeve's the lateral wall. The utility model discloses possess the leakproofness high, difficult leakage, the advantage of the impurity in the filterable circulation liquid.
Description
Technical Field
The utility model relates to an electronic two-way valve field particularly, relates to an electronic two-way valve of high leakproofness.
Background
The electric two-way valve is a matched product specially used for coil pipes of central air conditioners and consists of a driver and a valve body, wherein the driver is driven by a synchronous motor and has the spring resetting function of manually opening a valve lever, and the valve body adopts a piston type valve clack structure. The electric valve can be matched with a temperature controller for use, the electric motor of the electric valve is controlled by the temperature controller to open or close the valve, the on and off of cold water or hot water in a pipeline are realized, and then air is supplied by a coil pipe of the electric motor to realize the automatic adjustment of the temperature.
Electronic two-way valve among the prior art, in the use, the refluence phenomenon can appear sometimes in the liquid in the valve body, produces great impact force to each part in the valve body, causes the valve plug in the valve body to receive deformation of great degree and be difficult to recover, and the condition such as damaged and fracture appears in the valve rod, causes the sluice gate to be difficult to close, causes the leakproofness of valve poor, and the safety in utilization is low to lead to the valve seepage to appear. In addition, some impurities, such as solid particles and sand, which may be present in the liquid, may cause abrasion and clogging of parts and pipes in the valve body if the impurities are not filtered.
SUMMERY OF THE UTILITY MODEL
For the leakproofness that solves among the prior art electronic two-way valve existence poor, do not possess filtering capability's technical problem, the utility model provides a high leakproofness electronic two-way valve possesses the leakproofness height, is difficult for leaking, but the advantage of the impurity in the filterable circulation liquid.
In order to achieve the above object, the utility model adopts the following technical scheme:
a high-sealing electric two-way valve comprises a three-way valve body, a valve rod, a bump valve plug and a valve cover; the three valve ports of the three-way valve body are respectively an upper valve port, a water inlet and a water outlet, and a channel between the water inlet and the water outlet is a medium circulation channel; a valve cover is arranged at the opening of the upper valve port, a fixed plate is arranged in a cavity of the upper valve port, the fixed plate and the inner wall of the cavity of the upper valve port are sealed, and a flat gate is arranged in the medium circulation channel; one end of the valve rod penetrates through the valve cover and the fixing plate in sequence and extends into the cavity of the upper valve port, the other end of the valve rod is exposed out of the valve cover, and the valve rod is connected with the valve cover and the fixing plate in a sliding and sealing mode respectively; a spring is sleeved outside the valve rod and positioned between the valve cover and the fixing plate, one end of the spring is connected with the fixing plate, and the other end of the spring is connected with the valve rod; the valve rod be located the valve oral cavity indoor tip with the lug valve plug passes through fixed sleeve and connects, the bellying and the fixed sleeve of lug valve plug are connected and are located flat brake mouth, the leveling of lug valve plug is located one side that the valve gap was kept away from to flat brake mouth, one side that the leveling of lug valve plug is close to fixed sleeve is equipped with the sealing washer that can seal flat brake mouth, be equipped with two at least tighrening rings on fixed sleeve's the lateral wall.
Preferably, the axial cross section of the fixed sleeve is H-shaped, the end part of the valve rod in the upper valve oral cavity and the convex part of the convex block valve plug are respectively arranged in the openings at the two ends of the fixed sleeve.
Preferably, the tighrening ring includes first arc ring and second arc ring, first arc ring with second arc ring can splice and constitute a complete ring, first arc ring one end with second arc ring one end is articulated to be connected, the first arc ring other end the second arc ring other end all is equipped with the iron sheet of opening the round hole, iron sheet on the first arc ring with correspond iron sheet on the second arc ring all is connected through the fastening bolt that passes the through-hole, with fastening bolt matched with nut.
Preferably, the outer side wall of the valve rod is sleeved with a limiting plate, the limiting plate is located between the valve cover and the fixing plate, one end of the spring is connected with the fixing plate, and the other end of the spring is connected with the limiting plate.
Preferably, a filter screen is arranged at the end part of the water inlet.
The utility model has the advantages that:
(1) the valve rod and the bump valve plug are fixed through the fixing sleeve and the fastening ring, so that the valve rod and the bump valve plug are prevented from being broken and worn when large hydraulic pressure occurs in liquid;
(2) the lug valve plug is equipped with the sealing washer, and the sealing washer is connected with flat sluice gate sliding seal, and the level position of lug valve plug is located the below of flat sluice gate, when suck-back appears in the internal liquid of three-way valve, has avoided the lug valve plug to the motion of being close to last valve port, prevents the excessive deformation of lug valve body.
(3) The filter screen is used for filtering impurities of media entering the valve body.
Drawings
Fig. 1 is a schematic structural view of a high-sealing electric two-way valve according to embodiment 1 of the present invention;
FIG. 2 is a partial enlarged view of portion A of FIG. 1;
fig. 3 is a schematic structural view of a fixing sleeve in the high-sealing electric two-way valve according to embodiment 1 of the present invention;
fig. 4 is a schematic structural diagram of a fastening ring in the high-sealing electric two-way valve according to embodiment 1 of the present invention;
FIG. 5 is a schematic view of the structure of FIG. 4 in a left side view;
fig. 6 is a schematic structural view of the high-sealing electric two-way valve according to embodiment 2 of the present invention.
Description of reference numerals:
101. an upper valve port 102, a water inlet 103 and a water outlet; 2. a valve stem; 3. a bump plug; 4. a valve cover; 5. a fixing plate; 6. leveling a gate opening; 7. a spring; 8. fixing the sleeve; 9. a fastening ring 91, a first arc-shaped ring 92, a second arc-shaped ring 93 and an iron sheet; 11. a seal ring; 12. fastening a bolt; 13. a nut matched with the fastening bolt; 14. a limiting plate; 15. and (4) a filter screen.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
Example 1
As shown in fig. 1 to 3, the embodiment discloses an electric two-way valve with high sealing performance, which includes a three-way valve body, a valve rod 2, a convex block valve plug 3 and a valve cover 4; three valve ports of the three-way valve body are respectively an upper valve port 101, a water inlet 102 and a water outlet 103, and a channel between the water inlet 102 and the water outlet 103 is a medium circulation channel; a valve cover 4 is arranged at the opening of the upper valve port 101, a fixed plate 5 is arranged in the chamber of the upper valve port 101, the fixed plate 5 and the inner wall of the chamber of the upper valve port 101 are sealed, and a flat gate port 6 is arranged in the medium circulation channel; one end of the valve rod 2 sequentially penetrates through the valve cover 4 and the fixing plate 5 and extends into the cavity of the upper valve port 101, the other end of the valve rod is exposed out of the valve cover, and the valve rod 2 is in sliding sealing connection with the valve cover 4 and the fixing plate 5 respectively; a spring 7 is sleeved outside the valve rod 2, the spring 7 is positioned between the valve cover 4 and the fixing plate 5, one end of the spring 7 is connected with the fixing plate 5, and the other end of the spring 7 is connected with the valve rod 2; the end portion of the valve rod 2 located in the cavity of the upper valve port 101 is connected with the bump valve plug 3 through the fixing sleeve 8, the convex portion of the bump valve plug 3 is connected with the fixing sleeve 8 and located in the flat gate opening 6, the flat portion of the bump valve plug 3 is located on one side, away from the valve cover 4, of the flat gate opening 6, a sealing ring 11 capable of sealing the flat gate opening is arranged on one side, close to the fixing sleeve 8, of the flat portion of the bump valve plug 3, and at least two fastening rings 9 are arranged on the outer side wall of the fixing sleeve 8.
As shown in fig. 3, the axial cross section of the fixed sleeve 8 is "H" shaped, and the end of the valve rod 2 located in the chamber of the upper valve port 101 and the convex part of the convex block valve plug 3 are respectively arranged in the openings at the two ends of the fixed sleeve 8.
As shown in fig. 4 and 5, the fastening ring 9 includes a first arc ring 91 and a second arc ring 92, the first arc ring 91 and the second arc ring 92 can be spliced to form a complete circular ring, one end of the first arc ring 91 is hinged to one end of the second arc ring 92, the other end of the first arc ring 91 and the other end of the second arc ring 92 are both provided with iron sheets with circular holes, and the iron sheet 93 on the first arc ring 91 and the corresponding iron sheet on the second arc ring 92 are both connected with the nut 13 matched with the fastening bolt through the fastening bolt 12 passing through the through hole.
A limiting plate 14 is sleeved on the outer side wall of the valve rod 2, and the limiting plate 14 is positioned between the valve cover 4 and the fixing plate 5; one end of the spring 7 is connected with the fixed plate 5, and the other end is connected with the limit plate 14.
The end of the water inlet 101 is provided with a filter screen 15.
The inner diameter of the end part of the fixing sleeve 8 close to the valve rod 2 is equal to the diameter of the valve rod 2, and the inner diameter of the end part of the fixing sleeve 8 close to the convex block valve plug 3 is equal to the diameter of the convex part of the convex block valve plug 3.
The valve cover 2 is connected with the opening of the upper valve port 101 through a bolt.
The convex block valve plug 3 is a convex circular truncated cone valve plug, and the diameter of the flat part of the convex block valve plug 3 is larger than the aperture of the flat gate opening 6.
The sealing ring 11 is an O-shaped sealing ring, and can be made of rubber, polytetrafluoroethylene and the like.
The bump valve plug 3 is made of rubber, polytetrafluoroethylene and the like.
The working principle is as follows:
when the valve rod 2 drives the bump valve plug 3 to move towards the valve cover 2, the diameter of the flat part in the bump valve plug 3 is larger than the aperture of the flat gate opening 6, and at the moment, the flat gate opening 6 is closed to prevent liquid in the water inlet 101 from entering the water outlet 103 through the flat gate opening 6; and the sealing ring 11 on the convex block valve plug 3 seals the flat gate opening 6, so that the sealing performance of the flat gate opening 6 is further enhanced. Valve rod 2 and lug valve plug 3 are fixed through fixed cover 8, tighrening ring 9, when flat sluice gate 6 was opened, had prevented to be in near liquid of flat sluice gate 6 because the impact action, made and aroused valve rod 2 and lug valve plug 3 to break away from, fixed cover 8, tighrening ring 9 also easy to assemble and dismantlement simultaneously. The stopper plate 14 prevents the spring 7 from moving toward the bonnet 2 along the valve stem 2, and fixes the extended length of the spring 7.
Example 2
Referring to fig. 4, the present embodiment is different from embodiment 1 in that it further includes a filter screen 15.
A filter screen 15 is arranged at the end part of the water inlet 102.
The working principle is as follows:
the filter screen 15 can filter out impurities such as solid particles and gravel in the liquid, and avoid the impurities to cause the abrasion and the blockage of each part in the pipeline and the three-way valve body 1.
The above-mentioned embodiments only express the specific embodiments of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.
Claims (5)
1. The electric two-way valve with high sealing performance is characterized by comprising a three-way valve body, a valve rod, a bump valve plug and a valve cover; the three valve ports of the three-way valve body are respectively an upper valve port, a water inlet and a water outlet, and a channel between the water inlet and the water outlet is a medium circulation channel; a valve cover is arranged at the opening of the upper valve port, a fixed plate is arranged in a cavity of the upper valve port, the fixed plate and the inner wall of the cavity of the upper valve port are sealed, and a flat gate is arranged in the medium circulation channel; one end of the valve rod penetrates through the valve cover and the fixing plate in sequence and extends into the cavity of the upper valve port, the other end of the valve rod is exposed out of the valve cover, and the valve rod is connected with the valve cover and the fixing plate in a sliding and sealing mode respectively; a spring is sleeved outside the valve rod and positioned between the valve cover and the fixing plate, one end of the spring is connected with the fixing plate, and the other end of the spring is connected with the valve rod; the valve rod be located the valve oral cavity indoor tip with the lug valve plug passes through fixed sleeve and connects, the bellying and the fixed sleeve of lug valve plug are connected and are located flat brake mouth, the leveling of lug valve plug is located one side that the valve gap was kept away from to flat brake mouth, one side that the leveling of lug valve plug is close to fixed sleeve is equipped with the sealing washer that can seal flat brake mouth, be equipped with two at least tighrening rings on fixed sleeve's the lateral wall.
2. The electric two-way valve with high sealing performance as claimed in claim 1, wherein the axial cross section of the fixing sleeve is "H" shaped, and the end of the valve stem located in the upper valve chamber and the protrusion of the bump valve plug are respectively disposed in the openings at two ends of the fixing cylinder.
3. The electric two-way valve with high sealing performance according to claim 1, wherein the fastening ring comprises a first arc-shaped ring and a second arc-shaped ring, the first arc-shaped ring and the second arc-shaped ring can be spliced to form a complete circular ring, one end of the first arc-shaped ring is hinged to one end of the second arc-shaped ring, iron sheets with circular holes are arranged at the other end of the first arc-shaped ring and the other end of the second arc-shaped ring, and the iron sheets on the first arc-shaped ring and the corresponding iron sheets on the second arc-shaped ring are connected through fastening bolts penetrating through holes and nuts matched with the fastening bolts.
4. The electric two-way valve with high sealing performance according to claim 1, wherein a limiting plate is sleeved on the outer side wall of the valve rod and located between the valve cover and the fixing plate, one end of the spring is connected with the fixing plate, and the other end of the spring is connected with the limiting plate.
5. The electric two-way valve with high sealing performance as claimed in claim 1, wherein a filter screen is disposed at an end of the water inlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920991386.5U CN210135297U (en) | 2019-06-27 | 2019-06-27 | High leakproofness electric two-way valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920991386.5U CN210135297U (en) | 2019-06-27 | 2019-06-27 | High leakproofness electric two-way valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210135297U true CN210135297U (en) | 2020-03-10 |
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ID=69706201
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920991386.5U Active CN210135297U (en) | 2019-06-27 | 2019-06-27 | High leakproofness electric two-way valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210135297U (en) |
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2019
- 2019-06-27 CN CN201920991386.5U patent/CN210135297U/en active Active
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