CN217234461U - Stop valve of recoil blowdown structure - Google Patents
Stop valve of recoil blowdown structure Download PDFInfo
- Publication number
- CN217234461U CN217234461U CN202220934694.6U CN202220934694U CN217234461U CN 217234461 U CN217234461 U CN 217234461U CN 202220934694 U CN202220934694 U CN 202220934694U CN 217234461 U CN217234461 U CN 217234461U
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- shell
- stop valve
- threaded rod
- sealing
- backflushing
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- 238000007789 sealing Methods 0.000 claims abstract description 48
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 37
- 230000000903 blocking effect Effects 0.000 claims abstract description 22
- 239000010865 sewage Substances 0.000 claims abstract description 9
- 238000013016 damping Methods 0.000 claims description 7
- 238000004891 communication Methods 0.000 claims description 3
- 239000002699 waste material Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 11
- 238000012423 maintenance Methods 0.000 abstract description 3
- 238000007599 discharging Methods 0.000 abstract description 2
- 230000006872 improvement Effects 0.000 abstract description 2
- 230000007246 mechanism Effects 0.000 description 6
- 238000001914 filtration Methods 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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Abstract
The utility model relates to the stop valve field, in particular to a stop valve of a backflushing sewage discharging structure, which comprises a connecting bracket, a water inlet pipe, a shell, a water outlet pipe, a cover body, a rotating head, a threaded rod, a connecting rod, a blocking shell, a sealing ring, a sealing element, a pressure sensor and a limiting part; the bottom of the connecting bracket is connected with a water inlet pipe; the top of the connecting bracket is connected with the shell; the top of the shell is provided with a through hole, the inner part of the shell is provided with internal threads, and the threaded rod is in threaded connection with the shell; the top of the threaded rod is connected with the cover body; the inside through-hole that is equipped with of lid, threaded rod top and rotating head are connected. The utility model discloses a this device of right angle structure can effectual improvement by the effect, when the screw thread rotating-structure through this device can prevent that this device from taking place to leak, can be convenient for wash this device inside through the outlet pipe side when this device is in the off-state to reduced the maintenance cost of this device when having improved the clean efficiency of this device.
Description
Technical Field
The utility model relates to a stop valve technical field especially relates to a stop valve of recoil blowdown structure.
Background
The stop valve is also called a cut-off valve, which belongs to a forced sealing type valve, so when the valve is closed, pressure must be applied to the valve clack to force the sealing surface not to leak, because the valve rod of the valve has relatively short opening or closing stroke and has very reliable cutting-off function, and because the change of the valve seat through opening is in direct proportion relation with the stroke of the valve clack, the stop valve is very suitable for regulating the flow; inside circulation and the velocity of flow through case control flow of current stop valve, a large amount of magazines that contain in the rivers can cause the damage to the case, and then can lead to the stop valve to reduce the control effect of rivers circulation and velocity of flow, and then lead to the control valve to lose original function, and current control valve that contains filtration is inside can have a large amount of magazines when using, and these magazines can't in time discharge the valve body outside, will lead to the control valve to take place to block up.
Chinese patent No. CN215806392U discloses a check valve with a backflushing sewage discharge structure, which comprises a valve body, wherein a filtering mechanism is arranged inside the valve body, and a backflushing mechanism is arranged at the lower end of the filtering mechanism; the filter mechanism comprises a valve core, the valve core is fixedly connected inside the valve body, the lower end of the valve core is fixedly communicated with a sealing screw cylinder, a filter plate is fixedly sleeved on the inner wall of the upper end of the sealing screw cylinder, a jacking block is fixedly connected at the center of the lower surface of the filter plate, and a through hole is formed in the outer wall of the sealing screw cylinder; the backflushing mechanism comprises a thread inner cylinder, the thread inner cylinder is in threaded connection with the inner wall of the lower end of the sealing screw cylinder, a circular plate is fixedly sleeved on the inner wall of the thread inner cylinder, and the backflushing mechanism has the advantages that the thread inner cylinder is rotated to move back, water flows inside the valve body again, the interior of the control valve can be cleaned quickly, the control valve is effectively prevented from being blocked, and the like.
However, the above-mentioned known solutions have the following disadvantages: the device adopts the horizontal connection structure, so that the side face of the blocking piece is easily influenced by the water hammer effect, the service life is prolonged, meanwhile, the side face of the blocking piece is blocked and stopped, and the device is easily abraded in the long-time use process, so that water leakage is caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the technical problem who exists among the background art, the utility model provides a recoil blowdown structure's stop valve, the utility model discloses a this device right angle structure can effectually improve this device by the effect, when the screw rotating structure through this device can prevent that this device from taking place to leak, can be convenient for wash this device is inside through the outlet pipe side when this device is in by the state to reduce the maintenance cost of this device when having improved the clean efficiency of this device.
The utility model provides a stop valve of a backflushing sewage discharge structure, which comprises a connecting bracket, a water inlet pipe, a shell, a water outlet pipe, a cover body, a rotating head, a threaded rod, a connecting rod, a blocking shell, a sealing ring, a sealing element, a pressure sensor and a limiting element;
the bottom of the connecting bracket is connected with a water inlet pipe; the top of the connecting bracket is connected with the shell; the top of the shell is provided with a through hole, the inner part of the shell is provided with internal threads, and the threaded rod is in threaded connection with the shell; the top of the threaded rod is connected with the cover body; a through hole is formed in the cover body, and the top of the threaded rod is connected with the rotating head; the side surface of the shell is connected with a water outlet pipe; the bottom of the threaded rod is connected with the connecting rod; the bottom of the connecting rod is connected with the limiting piece; the bottom of the limiting piece is connected with the blocking shell; the bottom of the blocking shell is connected with the sealing ring; the sealing ring is arranged at the joint of the water inlet pipe and the blocking shell; the bottom of the limiting piece is connected with the sealing piece; the bottom of the sealing element is connected with a pressure sensor; the pressure sensor faces the water inlet pipe.
Preferably, the connecting support is provided with a plurality of groups of fixing threaded holes, and the plurality of groups of fixing threaded holes are distributed around the connecting support.
Preferably, the water outlet pipe is provided with a connecting flange, the connecting flange is colored and is provided with a plurality of heavy fixing threaded holes, and one end of the connecting flange, which is far away from the shell, is provided with a gasket.
Preferably, a rotary damping part is arranged in the shell and is in rotary damping connection with the side face of the threaded rod.
Preferably, the top of the rotating head is provided with a connecting groove, and the connecting groove is provided with an anti-skid layer.
Preferably, the side face of the shell is provided with an instrument panel, the instrument panel is arranged on one side far away from the water outlet pipe, and the instrument panel is in communication connection with the pressure sensor.
Preferably, the bottom of the sealing element is conical, and the bottom of the sealing ring is provided with a sealing contact element, wherein the diameter of the sealing contact element is the same as that of the sealing element.
Preferably, the diameter of the inner wall of the blocking shell is larger than the outer diameter of the sealing element, and a conical groove is formed in the bottom of the blocking shell.
The above technical scheme of the utility model has following profitable technological effect:
the utility model discloses a this device of right angle structure can effectual improvement by the effect, when the screw thread rotating-structure through this device can prevent that this device from taking place to leak, can be convenient for wash this device inside through the outlet pipe side when this device is in the off-state, thereby reduced this device's maintenance cost when having improved this device's clean efficiency, can guarantee this device stability under the off-state through the combination of sealing ring with the piece of holding, thereby can make to hold the piece and openly contact with the water hammer effect through the perpendicular connection structure of this device, thereby avoided this device inner structure to take place to incline when having improved and having blockked the effect and lead to leaking.
Drawings
Fig. 1 is a schematic structural view of an embodiment of a stop valve of a backflushing sewage draining structure according to the present invention;
fig. 2 is a schematic structural diagram of a blocking member in a stop valve of a backflushing sewage draining structure according to the present invention;
fig. 3 is a schematic structural view of a cover body in a stop valve of a backflushing sewage draining structure provided by the present invention;
reference numerals: 1. connecting a bracket; 2. a water inlet pipe; 3. a housing; 4. a water outlet pipe; 5. a cover body; 6. rotating the head; 7. a threaded rod; 8. a connecting rod; 9. a barrier housing; 10. a seal ring; 11. a seal member; 12. a pressure sensor; 13. and a limiting member.
Detailed Description
Example one
As shown in fig. 1-3, the stop valve of the backflushing sewage discharge structure provided by the present invention comprises a connecting support 1, a water inlet pipe 2, a casing 3, a water outlet pipe 4, a cover body 5, a rotating head 6, a threaded rod 7, a connecting rod 8, a blocking casing 9, a sealing ring 10, a sealing element 11, a pressure sensor 12 and a limiting element 13;
the bottom of the connecting bracket 1 is connected with the water inlet pipe 2; the top of the connecting bracket 1 is connected with the shell 3; a through hole is formed in the top of the shell 3, internal threads are formed in the shell 3, and the threaded rod 7 is in threaded connection with the shell 3; the top of the threaded rod 7 is connected with the cover body 5; a through hole is arranged in the cover body 5, and the top of the threaded rod 7 is connected with the rotating head 6; the side surface of the shell 3 is connected with a water outlet pipe 4; the bottom of the threaded rod 7 is connected with a connecting rod 8; the bottom of the connecting rod 8 is connected with a limiting piece 13; the bottom of the limiting piece 13 is connected with the blocking shell 9; the bottom of the blocking shell 9 is connected with a sealing ring 10; the sealing ring 10 is arranged at the joint of the water inlet pipe 2 and the blocking shell 9; the bottom of the limiting piece 13 is connected with the sealing piece 11; the bottom of the sealing member 11 is connected with a pressure sensor 12; the pressure sensor 12 faces the water inlet pipe 2; a plurality of groups of fixing threaded holes are arranged on the connecting bracket 1 and distributed around the connecting bracket 1; a rotary damping part is arranged in the shell 3 and is in rotary damping connection with the side surface of the threaded rod 7; a connecting groove is arranged on the top of the rotating head 6, and an anti-skid layer is arranged on the connecting groove; the bottom of the sealing element 11 is conical, a sealing contact element is arranged at the bottom of the sealing ring, and the diameter of the sealing contact element is the same as that of the sealing element 11; the diameter of the inner wall of the blocking shell 9 is larger than the outer diameter of the sealing element 1, and a conical groove is formed in the bottom of the blocking shell 9.
In the embodiment, the stopping effect of the pipeline liquid can be improved through the device, meanwhile, the internal structure of the device can be directly observed from the connection part of the side surface, so that the device can be conveniently maintained and cleaned by workers in the later period, the service life of the device is prolonged, when the device is in a working state, the rotation of the threaded rod 7 can be effectively controlled through the rotating head 6 at the top, the threaded rod 7 can effectively control the sealing element 11 in the device to perform lifting motion, the stopping effect is realized, the current water pressure of the water inlet pipe 2 can be displayed in real time through the structure of the pressure sensor 12, so that the workers can conveniently regulate and control, the water leakage at the internal gap of the device can be reduced through the structure of the sealing ring 10, the excessive rotation of the rotating head 6 can be prevented through the structure of the limiting part 13 of the device, and the working stability of the pressure sensor 12 is effectively protected, the sealing effect at the gap can be improved by the combination of the sealing ring 10 and the barrier 13.
Example two
As shown in fig. 2-3, compared with the first embodiment, the stop valve of the backflushing sewage discharging structure provided by the present invention has the advantages that in the first embodiment, the water outlet pipe 4 is provided with the connecting flange, the connecting flange is further colored with a plurality of heavy fixing threaded holes, and one end of the connecting flange away from the housing 3 is provided with the gasket; and a dashboard is arranged on the side surface of the shell 3, is arranged on one side far away from the water outlet pipe 4 and is in communication connection with the pressure sensor 12.
The utility model discloses an in the embodiment, flange's structure can reduce the junction and leak, and the staff of being convenient for of the structure of panel board carries out the reading to water pressure.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited thereto, and various changes can be made without departing from the gist of the present invention within the scope of knowledge possessed by those skilled in the art.
Claims (8)
1. A stop valve of a backflushing sewage discharge structure is characterized by comprising a connecting support (1), a water inlet pipe (2), a shell (3), a water outlet pipe (4), a cover body (5), a rotating head (6), a threaded rod (7), a connecting rod (8), a blocking shell (9), a sealing ring (10), a sealing element (11), a pressure sensor (12) and a limiting piece (13);
the bottom of the connecting bracket (1) is connected with the water inlet pipe (2); the top of the connecting bracket (1) is connected with the shell (3); a through hole is formed in the top of the shell (3), internal threads are formed in the shell (3), and the threaded rod (7) is in threaded connection with the shell (3); the top of the threaded rod (7) is connected with the cover body (5); a through hole is arranged in the cover body (5), and the top of the threaded rod (7) is connected with the rotating head (6); the side surface of the shell (3) is connected with the water outlet pipe (4); the bottom of the threaded rod (7) is connected with a connecting rod (8); the bottom of the connecting rod (8) is connected with a limiting piece (13); the bottom of the limiting piece (13) is connected with the blocking shell (9); the bottom of the blocking shell (9) is connected with a sealing ring (10); the sealing ring (10) is arranged at the joint of the water inlet pipe (2) and the blocking shell (9); the bottom of the limiting piece (13) is connected with the sealing piece (11); the bottom of the sealing element (11) is connected with a pressure sensor (12); the pressure sensor (12) faces the water inlet pipe (2).
2. The stop valve of a backflushing blowdown structure according to claim 1, wherein a plurality of groups of fixing threaded holes are formed in the connecting support (1), and the plurality of groups of fixing threaded holes are distributed around the connecting support (1).
3. A stop valve of a backflushing blowdown structure as claimed in claim 1, wherein the water outlet pipe (4) is provided with a connecting flange, the connecting flange is colored and is also provided with a plurality of heavy fixing threaded holes, and one end of the connecting flange, which is far away from the shell (3), is provided with a gasket.
4. A stop valve of a backflushing blowdown structure as claimed in claim 1, wherein the housing (3) is internally provided with a rotary damping member, and the rotary damping member is rotatably connected with the side surface of the threaded rod (7) in a damping manner.
5. A stop valve of a backflushing blowdown structure as claimed in claim 1, wherein a connection groove is provided on the top of the rotating head (6), and an anti-slip layer is provided on the connection groove.
6. A stop valve of a backflushing blowdown structure as claimed in claim 1, wherein a gauge panel is provided on a side surface of the housing (3), the gauge panel is provided on a side away from the water outlet pipe (4), and the gauge panel is in communication connection with the pressure sensor (12).
7. A stop valve of a backflushing blowdown structure as claimed in claim 1, wherein the bottom of the sealing member (11) is tapered, and a sealing contact member having the same diameter as that of the sealing member (11) is provided on the bottom of the sealing ring.
8. A back flush waste structure shut-off valve as claimed in claim 1, wherein the diameter of the inner wall of the blocking housing (9) is larger than the outer diameter of the sealing member (11), and the bottom of the blocking housing (9) is provided with a tapered groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220934694.6U CN217234461U (en) | 2022-04-21 | 2022-04-21 | Stop valve of recoil blowdown structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220934694.6U CN217234461U (en) | 2022-04-21 | 2022-04-21 | Stop valve of recoil blowdown structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217234461U true CN217234461U (en) | 2022-08-19 |
Family
ID=82820349
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220934694.6U Active CN217234461U (en) | 2022-04-21 | 2022-04-21 | Stop valve of recoil blowdown structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217234461U (en) |
-
2022
- 2022-04-21 CN CN202220934694.6U patent/CN217234461U/en active Active
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Legal Events
| 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: 325000, Ceramic Industry Zone A, Yongqiang High tech Industrial Park, Yongzhong Street, Longwan District, Wenzhou City, Zhejiang Province Patentee after: Jiangte Holding Group Co.,Ltd. Country or region after: China Address before: No. 185-1, Jifeng Road, Dushan Village, Yongzhong Street, Longwan District, Wenzhou City, Zhejiang Province, 325000 Patentee before: Wenzhou jiangte Valve Co.,Ltd. Country or region before: China |