CN216009636U - Three-way valve with cylindrical valve core - Google Patents
Three-way valve with cylindrical valve core Download PDFInfo
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- CN216009636U CN216009636U CN202122308208.8U CN202122308208U CN216009636U CN 216009636 U CN216009636 U CN 216009636U CN 202122308208 U CN202122308208 U CN 202122308208U CN 216009636 U CN216009636 U CN 216009636U
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- 238000004891 communication Methods 0.000 claims abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 23
- 238000007789 sealing Methods 0.000 claims description 15
- 239000012530 fluid Substances 0.000 claims description 8
- 230000003014 reinforcing effect Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000002285 radioactive effect Effects 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
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Abstract
The utility model relates to a three-way valve with a cylindrical valve core, which comprises a valve body, wherein a valve cover is arranged on the valve body, an inflow channel is arranged at the left side of the valve body, a first outflow channel is arranged at the right side of the valve body, a valve seat is arranged between the inflow channel and the first outflow channel in the valve body, a second outflow channel is arranged at the lower side of the valve seat on the valve body, a valve rod is arranged in the valve body in a lifting way, the upper end of the valve rod penetrates out of the valve cover, the cylindrical valve core with a cylindrical cavity is detachably arranged on the valve rod, the cylindrical cavity of the cylindrical valve core is communicated with the second outflow channel, the upper end of the cylindrical valve core is provided with the first outflow channel which is matched and sealed with the valve seat when the cylindrical valve core rises to a first preset position, and the side wall of the cylindrical valve core is provided with a communication opening for communicating the cylindrical cavity with the inflow channel when the cylindrical valve core rises.
Description
Technical Field
The utility model relates to a valve processing technology field, in particular to three-way valve with drum type case.
Background
The three-way valve is a control part in the fluid conveying system, has the functions of stopping, adjusting, guiding, preventing counter flow, stabilizing pressure, shunting or overflowing and the like, and can be used for controlling the flow of various types of fluids such as air, water, steam, various corrosive media, slurry, oil products, liquid metal, radioactive media and the like.
Referring to fig. 1, a commercially available electric three-way valve generally includes a valve body 1 ' and a valve core 2 ' located in the valve body 1 ', the valve body 1 ' has a water inlet 3 ' and two water outlets 4 ', when the valve core 2 ' is actuated, one of the water outlets 4 ' can be closed, so that fluid can be discharged through the other water outlet 4 ', the valve core 2 ' is a single plate-shaped valve core 2 ' matched with a valve seat 5 ', when the valve core 2 ' is used, a valve electric actuator is required to drive a valve rod 6 ' to rotate, and then the valve core 2 ' is driven to lift, but when the valve rod 6 ' rotates, a torsion between the valve electric actuator and the valve rod 6 ' is too large, so that the service life of the valve electric actuator is short, and when the valve electric actuator drives the valve rod 6 ' to lift, the valve core 2 ' is easily damaged, and at the same time the valve core 2 ' is easily worn when matched with the valve seat 5 ', the phenomena of valve leakage and the like occur, the use effect of the equipment is influenced, and meanwhile, the valve core 2 cannot be replaced and maintained.
SUMMERY OF THE UTILITY MODEL
Therefore, to the above-mentioned problem, the utility model provides a three-way valve with cylinder type case.
In order to realize the technical problem, the utility model discloses the solution that takes is a three-way valve with drum type case, including an inside valve body that is the cavity, be provided with the valve gap on the valve body, the valve body left side is provided with the influent stream passageway, the valve body right side is provided with first passageway of effluenting, the valve body is internal to be located be provided with the disk seat between influent stream passageway and the first passageway of effluenting, lie in on the valve body the disk seat downside is provided with the second passageway of effluenting, the liftable is provided with the valve rod in the valve body, wear out on the valve rod the valve gap, can dismantle the drum type case that is provided with the column type cavity on the valve rod, the column type cavity intercommunication of drum type case the second passageway of effluenting, drum type case upper end be provided with drum type case rise to first preset position with the disk seat cooperation is airtight the first passageway of effluenting, And the side wall of the cylindrical valve core is provided with a communication opening for communicating the cylindrical cavity with the inflow channel when the cylindrical valve core rises.
The further improvement is that: the second is flowed out passageway inlet end department and is provided with the mounting groove, be provided with first sealing member in the mounting groove.
The further improvement is that: the length of the cylindrical valve core is larger than the distance between the mounting groove and the valve seat.
The further improvement is that: the cylindrical valve core is arranged at the lower side of the cylindrical cavity and is detachably provided with a filter screen.
The further improvement is that: the lower end of the valve rod is connected with the airtight plate through threads, and the lower end of the valve rod penetrates through the airtight plate and is connected with a locking bolt used for locking the cylindrical valve core.
The further improvement is that: and reinforcing ribs are arranged on the upper side of the airtight plate.
The further improvement is that: the upper end of the cylindrical valve core is provided with an inclined boss, and the inclined boss is uniformly provided with a flow guide notch for flowing out of a fluid medium.
The further improvement is that: the upper end of the cylindrical valve core is provided with a water stopping bulge, a water stopping groove is formed between the water stopping bulge and the inclined boss, and a second sealing piece is arranged in the water stopping groove.
The further improvement is that: the upper end of the valve rod penetrates out of the valve cover to be connected with a lifting driving device used for driving the valve rod to lift.
The further improvement is that: the lifting driving device is a telescopic motor arranged on the valve body.
By adopting the technical scheme, the beneficial effects of the utility model are that: the utility model discloses well case is cylinder type case, and the accessible valve rod drives cylinder type case and goes up and down, realizes controlling the inflow passageway and the first reposition of redundant personnel and the while of efflux that flow out passageway or second and flow out the passageway, and cylinder type case can be dismantled simultaneously and set up at the valve rod lower extreme, if damage appears, can change the maintenance.
The further effects are as follows: the sealing gasket is arranged between the upper end of the cylindrical valve core and the valve seat, leakage can be prevented, and the upper end of the cylindrical valve core can be prevented from directly colliding with the bottom of the valve seat, so that the service lives of the valve seat and the cylindrical valve core are prolonged.
The further effects are as follows: the sealing ring is arranged in the second water outlet channel, leakage can be prevented, and meanwhile, the lower end of the cylindrical valve core is always kept in the second water outlet channel, so that the sealing ring can be prevented from being separated from the mounting groove.
Drawings
FIG. 1 is a schematic diagram of the background art structure of the present invention;
fig. 2 is a schematic structural diagram of the first outflow channel in the embodiment of the present invention when the first outflow channel is sealed;
FIG. 3 is a schematic structural view illustrating the case where the inlet channel is connected to both the first outlet channel and the second outlet channel;
fig. 4 is a schematic structural view of the second outflow channel in the embodiment of the present invention when it is sealed;
fig. 5 is a schematic structural diagram of a cylindrical valve element in an embodiment of the present invention.
Detailed Description
The present invention will now be further described with reference to the accompanying drawings and specific embodiments.
Example (c);
referring to fig. 2 to 5, a three-way valve with a cylindrical valve core comprises a valve body 1 with a cavity inside, a valve cover 2 is arranged on the valve body 1, an inlet channel 3 is arranged on the left side of the valve body 1, a first outlet channel 4 is arranged on the right side of the valve body 1, a valve seat 5 is arranged in the valve body 1 and between the inlet channel 3 and the first outlet channel 4, a second outlet channel 6 is arranged on the lower side of the valve seat 5 on the valve body 1, a valve rod 7 is arranged in the valve body 1 in a lifting manner, the upper end of the valve rod 7 penetrates through the valve cover 2, the cylindrical valve core 8 with a cylindrical cavity 81 is detachably arranged on the valve rod 7, the cylindrical cavity 81 of the cylindrical valve core 8 is communicated with the second outlet channel 6, the upper end of the cylindrical valve core 8 is arranged at the position where the cylindrical valve core 8 rises to a first predetermined position (the valve rod 7 can drive the cylindrical valve core 8 to rise to the uppermost position, that is, the upper end of the valve element abuts against the lower end of the valve seat 5) and the valve seat 5 cooperate to seal the first outflow channel 4, descend to a second predetermined position (the lowest position where the valve rod 7 can descend) and cooperate with the water inlet end of the second outflow channel 6 to seal the second outflow channel 6, and the side wall of the cylindrical valve element 8 is provided with a communication opening 83 for communicating the cylindrical cavity 81 with the inflow channel 3 when the cylindrical valve element 8 ascends.
In order to prevent leakage, a mounting groove is formed in the water inlet end of the second outflow channel 6, a sealing ring 9 is arranged in the mounting groove, and meanwhile, the length of the cylindrical valve core 8 is larger than the distance between the mounting groove and the valve seat 5, so that the cylindrical valve core 8 can be prevented from being separated from the mounting groove by the sealing ring 9 when the cylindrical valve core 8 moves to the uppermost end or the lowermost end.
The cylindrical valve core 8 is arranged at the lower side of the cylindrical cavity 81, the filter screen 11 is detachably arranged on the lower side of the cylindrical cavity 81 of the cylindrical valve core 8, the filter screen 11 can be installed at the lower side of the cylindrical cavity 81 of the cylindrical valve core 8 in a buckling mode, threads can be arranged in the cylindrical cavity 81 of the cylindrical valve core 8, the filter screen 11 can be detachably installed on the cylindrical valve core 8 in a threaded connection mode, and after the cylindrical valve core is used, media flowing from the inflow channel 3 to the second outflow channel 6 can be filtered.
The lower end of the valve rod 7 is connected with the sealing plate 82 through threads, the lower end of the valve rod 7 penetrates through the sealing plate 82 and is connected with the locking bolt 12 used for locking the cylindrical valve core 8, during installation, the lower end of the valve rod 7 firstly penetrates through the threads to be connected with the sealing plate 82, and meanwhile, the lower end of the sealing plate penetrates through the locking bolt 12 to lock the lower end of the valve rod 7, so that installation can be completed.
The airtight plate 82 upside is provided with strengthening rib 84, makes cylinder type case 8 with the valve rod 7 lower extreme is connected more firmly, simultaneously cylinder type case 8 upper end is provided with slope boss 85, 4 water conservancy diversion breachs 86 that supply fluid medium outflow are evenly seted up on the slope boss 85, cylinder type case 8 upper end is provided with stagnant water arch 87, stagnant water arch 87 with form stagnant water groove 88 between the slope boss 85, be provided with sealed the pad 10 through the thermosol in the stagnant water groove 88, sealed pad 10 can prevent to leak, also can prevent cylinder type case 8 upper end directly with disk seat 5 bottom bumps, and then has improved disk seat 5 reaches cylinder type case 8's life.
In order to realize the electric control of the three-way valve, the upper end of the valve rod 7 penetrates through the valve cover 2 and is connected with a lifting driving device for driving the valve rod 7 to lift, the lifting driving device is a telescopic motor (not shown in the figure) arranged on the valve body 1, and a user can control the valve rod 7 to lift up and down through the telescopic motor so as to control the opening and closing work of the cylindrical valve core 8.
The working principle is as follows: in the embodiment, a user controls the telescopic motor, and the telescopic motor drives the valve rod 7 to lift up and down so as to control the cylindrical valve core 8 to lift up and down; referring to fig. 2, a user controls the cylindrical valve core 8 to ascend, so that the upper end of the cylindrical valve core abuts against the lower end surface of the valve seat 5, at this time, the sealing plate 82 of the cylindrical valve core 8 seals the first outflow channel 4, and the inflow channel 3 is communicated with the second outflow channel 6 through the communication opening 83 formed in the side wall of the cylindrical valve core 8, so that the fluid medium can flow out of the second outflow channel 6; referring to fig. 3, a user controls the cylindrical valve core 8 to descend, so that the upper end of the cylindrical valve core is no longer abutted against the lower end surface of the valve seat 5, and the communication opening 83 in the side wall of the cylindrical valve core 8 is not completely slid into the second outflow channel 6, at this time, the inflow channel 3 is communicated with the first outflow channel 4, meanwhile, the inflow channel 3 is communicated with the second outflow channel 6 through the communication opening 83 formed in the side wall of the cylindrical valve core 8, and at this time, the medium flowing into the inflow channel 3 can simultaneously flow out from the first outflow channel 4 and the second outflow channel 6; referring to fig. 4, the user controls the cylindrical valve element 8 to descend continuously, so that the communication opening 83 on the side wall of the cylindrical valve element is completely located in the second outflow channel 6 (i.e. when the cylindrical valve element descends to the bottom), at this time, the communication opening 83 no longer enables the inflow channel 3 to communicate with the second outflow channel 6 (the closing plate 82 closes the second outflow channel 6), and meanwhile, the inflow channel 3 communicates with the first outflow channel 4, so that the fluid medium can flow out of the first outflow channel 4.
The above description is only an embodiment utilizing the technical content of the present disclosure, and any modification and variation made by those skilled in the art can be covered by the claims of the present disclosure, and not limited to the embodiments disclosed.
Claims (10)
1. The utility model provides a three-way valve with drum type case, includes the inside valve body that is the cavity, be provided with the valve gap on the valve body, the valve body left side is provided with the influent stream passageway, the valve body right side is provided with the first passageway of effluenting, be located in the valve body be provided with the disk seat between influent stream passageway and the first passageway of effluenting, lie in on the valve body the disk seat downside is provided with the second passageway of effluenting, the liftable is provided with the valve rod in the valve body, wear out the valve rod upper end the valve gap, its characterized in that: the valve rod is detachably provided with a cylindrical valve core with a cylindrical cavity, the cylindrical cavity of the cylindrical valve core is communicated with the second outflow channel, the upper end of the cylindrical valve core is provided with a sealing plate, the cylindrical valve core ascends to a first preset position and is matched and sealed with the valve seat, the first outflow channel descends to a second preset position and is matched and sealed with the water inlet end of the second outflow channel, and the side wall of the cylindrical valve core is provided with a communication opening used for communicating the cylindrical cavity with the inflow channel when the cylindrical valve core ascends.
2. A three-way valve having a cylindrical spool according to claim 1, wherein: the second is flowed out passageway inlet end department and is provided with the mounting groove, be provided with first sealing member in the mounting groove.
3. A three-way valve having a cylindrical spool according to claim 2, wherein: the length of the cylindrical valve core is larger than the distance between the mounting groove and the valve seat.
4. A three-way valve having a cylindrical spool according to claim 1, wherein: the cylindrical valve core is arranged at the lower side of the cylindrical cavity and is detachably provided with a filter screen.
5. A three-way valve having a cylindrical spool according to claim 1, wherein: the lower end of the valve rod is connected with the airtight plate through threads, and the lower end of the valve rod penetrates through the airtight plate and is connected with a locking bolt used for locking the cylindrical valve core.
6. A three-way valve having a cylindrical spool according to claim 5, wherein: and reinforcing ribs are arranged on the upper side of the airtight plate.
7. A three-way valve having a cylindrical spool according to claim 1, wherein: the upper end of the cylindrical valve core is provided with an inclined boss, and the inclined boss is uniformly provided with a flow guide notch for flowing out of a fluid medium.
8. A three-way valve having a cylindrical spool according to claim 7, wherein: the upper end of the cylindrical valve core is provided with a water stopping bulge, a water stopping groove is formed between the water stopping bulge and the inclined boss, and a second sealing piece is arranged in the water stopping groove.
9. A three-way valve having a cylindrical spool according to claim 1, wherein: the upper end of the valve rod penetrates out of the valve cover to be connected with a lifting driving device used for driving the valve rod to lift.
10. A three-way valve having a cylindrical spool according to claim 9, wherein: the lifting driving device is a telescopic motor arranged on the valve body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122308208.8U CN216009636U (en) | 2021-09-23 | 2021-09-23 | Three-way valve with cylindrical valve core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122308208.8U CN216009636U (en) | 2021-09-23 | 2021-09-23 | Three-way valve with cylindrical valve core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216009636U true CN216009636U (en) | 2022-03-11 |
Family
ID=80530547
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122308208.8U Active CN216009636U (en) | 2021-09-23 | 2021-09-23 | Three-way valve with cylindrical valve core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216009636U (en) |
-
2021
- 2021-09-23 CN CN202122308208.8U patent/CN216009636U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 362300 No. 290, Fengtian new village, Lanxi village, Dongtian Town, Nan'an City, Quanzhou City, Fujian Province Patentee after: Quanzhou Yuanlun Automatic Control Valve Technology Co.,Ltd. Country or region after: China Address before: 362300 No. 65, Shicheng Road, Qifeng community, Ximei street, Nanan City, Quanzhou City, Fujian Province Patentee before: Quanzhou Yuanlun automatic control valve technology Co.,Ltd. Country or region before: China |