CN218991853U - Flap valve with monitoring function - Google Patents
Flap valve with monitoring function Download PDFInfo
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- CN218991853U CN218991853U CN202223327965.0U CN202223327965U CN218991853U CN 218991853 U CN218991853 U CN 218991853U CN 202223327965 U CN202223327965 U CN 202223327965U CN 218991853 U CN218991853 U CN 218991853U
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- flap valve
- flexible wire
- reed switch
- monitoring function
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 55
- 235000014676 Phragmites communis Nutrition 0.000 claims abstract description 43
- 239000011810 insulating material Substances 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 7
- 238000012806 monitoring device Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 239000002390 adhesive tape Substances 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model provides a flap valve with a monitoring function, and relates to the technical field of flap valves. The flap valve comprises: door seats and door leaves; the tail end of the gate seat is communicated with a water outlet pipe of the water pump, and the head end of the gate seat is connected with the gate She Jiaojie; the inner wall of the head end of the door seat is provided with a magnetic spring switch, and the door leaf is provided with a magnet corresponding to the magnetic spring switch; the magnetic reed switch is connected with an indicator positioned outside the flap valve; when the flap valve is closed, the magnetic reed switch is closed under the action of the magnetic field of the magnet; when the flap valve is opened, the magnet is far away from the magnetic reed switch, and the magnetic reed switch is automatically disconnected; the manager can know the opening and closing state of the flap valve by observing the indicator, so that the operation condition of the flap valve is monitored; the magnetic reed switch has low price, is not a precise instrument, has a waterproof function, has low waterproof grade requirement, is not easy to damage even being soaked in water for a long time, has direct replacement of faults, and has low overhaul and maintenance difficulty.
Description
Technical Field
The utility model relates to the technical field of flap valves, in particular to a flap valve with a monitoring function.
Background
In pump station engineering, often set up the flap valve at the water pump outlet pipe end and cut off, avoid the unit to take place to reverse when shutting down to the long-term safe and stable operation of protection unit. The flap valve is a one-way valve, and has the advantages of simple structure, low manufacturing cost, high automation degree and the like, so that the flap valve is widely applied to pump station engineering.
When the pump station engineering is designed, the water outlet pipe and the flap valve of the water pump are submerged in water to realize the requirements of energy conservation, operation safety and stability of the pump station and the like. When the unit is started and operated, an operation manager needs to know whether the flap valve leaf is automatically opened under the action of water flow impact, and the flap valve leaf also has the risk of falling off under the action of continuous water flow impact; when the machine set is stopped, after the flap valve door leaf is automatically closed under the action of both self weight and backflow water pressure, operation management personnel need to know whether the flap valve door leaf and the door seat are tightly attached to each other or not, water leakage is prevented, and the like. Because the flap valve is submerged under water, the operation manager of the pump station can know the working state and the opening and closing states of the flap valve, and great potential safety hazards are brought to the stable operation of the pump station.
Chinese patent application "202221155038.2" discloses "a side-turning flap valve with monitoring function", which realizes the monitoring of the running condition of the flap valve by installing an angle displacement sensor at the hinged support where the door seat is connected with the door leaf. Although the whole monitoring device has the advantages of simple structure, convenient installation and the like, the angle displacement sensor belongs to a precise instrument, is immersed in water for a long time, is easy to break down and is difficult to overhaul and maintain.
Chinese patent application 201921409626.2 discloses "a monitoring devices of flap valve aperture position", through setting up the inclinometer on the non-working face of flap valve, the inclinometer passes through the optical fiber connection demodulator, but this set of monitoring devices real-time supervision flap valve's operating condition. But the inclinometer belongs to a precise instrument, is soaked in water for a long time, has higher requirements on protection and waterproof grades, and has higher overhaul and maintenance difficulty when the inclinometer is damaged and cannot work normally.
In view of the above, there is a need in the art of flap valves that have a monitoring function and can stably operate underwater for a long period of time.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the utility model provides the flap valve with the monitoring function, and solves the problem that the flap valve with the monitoring function is difficult to stably work under water for a long time.
(II) technical scheme
In order to achieve the above purpose, the utility model is realized by the following technical scheme:
a flap valve with monitoring function, the flap valve comprising: door seats and door leaves;
the tail end of the gate seat is communicated with a water outlet pipe of the water pump, and the head end of the gate seat is connected with the gate She Jiaojie;
the inner wall of the head end of the door seat is provided with a magnetic spring switch, and the door leaf is provided with a magnet corresponding to the magnetic spring switch;
the magnetic reed switch is connected with an indicator positioned outside the flap valve.
Preferably, the magnetic reed switch is sealed in hollow rubber and fixed at the bottom of the inner wall of the door seat.
Preferably, the top end of the water outlet pipe of the water pump is provided with an outlet cavity, and the connecting wire of the magnetic reed switch and the indicator is fixed on the inner wall of the door seat and the water outlet pipe of the water pump and extends out of the water outlet pipe of the water pump through the outlet cavity.
Preferably, the door leaf is fixed with first flexible wire, and the both ends of first flexible wire are connected with second flexible wire and third flexible wire respectively, and second flexible wire and third flexible wire are fixed connection with the outlet pipe inner wall of water pump, and the free end of second flexible wire and third flexible wire is connected with two terminal of resistance value measuring apparatu respectively after stretching out through the outlet cavity.
Preferably, the inner wall of the door leaf is provided with a containing groove; the middle section of the first flexible wire is fixed in the accommodating groove, two ends of the first flexible wire extend out of the accommodating groove, and the part extending out of the accommodating groove is in a spiral roll shape.
Preferably, the magnet is fixed in the accommodating groove, and the notch of the accommodating groove is provided with a rubber cushion layer.
Preferably, the first flexible wire, the second flexible wire and the third flexible wire are connected by adopting a movable buckle, and the connection part is wound and sealed by adopting an insulating adhesive tape.
Preferably, the first flexible wire, the second flexible wire and the third flexible wire all adopt high-flexibility conductive inner cores; the high-flexibility insulating material is wrapped on the outer layers of the high-flexibility conductive inner cores of the first flexible wire, the second flexible wire and the third flexible wire.
Preferably, a sealing element is arranged in the outlet cavity.
(III) beneficial effects
The utility model provides a flap valve with a monitoring function. Compared with the prior art, the method has the following beneficial effects:
in the utility model, the flap valve comprises: door seats and door leaves; the tail end of the gate seat is communicated with a water outlet pipe of the water pump, and the head end of the gate seat is connected with the gate She Jiaojie; the inner wall of the head end of the door seat is provided with a magnetic spring switch, and the door leaf is provided with a magnet corresponding to the magnetic spring switch; the magnetic reed switch is connected with an indicator positioned outside the flap valve; when the flap valve is closed, the magnetic reed switch is closed under the action of the magnetic field of the magnet; when the flap valve is opened, the magnet is far away from the magnetic reed switch, and the magnetic reed switch is automatically disconnected; the manager can know the opening and closing state of the flap valve by observing the indicator, so that the operation condition of the flap valve is monitored; the magnetic reed switch has low price, is not a precise instrument, has a waterproof function, has low waterproof grade requirement, is not easy to damage even being soaked in water for a long time, has direct replacement of faults, and has low overhaul and maintenance difficulty.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a top perspective view of a flap valve according to an embodiment of the present utility model;
FIG. 2 is an enlarged view of FIG. 1 at A;
FIG. 3 is a schematic front view illustrating an internal structure of a flap valve according to an embodiment of the present utility model;
FIG. 4 is an enlarged view at B in FIG. 3;
FIG. 5 is a schematic diagram of the connection of an indicator, reed switch and magnet in an embodiment of the utility model;
FIG. 6 is a schematic view of a door leaf according to an embodiment of the present utility model;
FIG. 7 is a schematic diagram showing the connection of the first flexible wire, the second flexible wire, the third flexible wire and the resistance measuring instrument according to the embodiment of the present utility model;
reference numerals in the drawings are set as follows: the door seat 10, the magnetic reed switch 11, the indicator 12, the door leaf 20, the magnet 21, the first flexible lead 22, the second flexible lead 23, the third flexible lead 24, the resistance value measuring instrument 25, the accommodating groove 26, the rubber cushion layer 27, the water pump water outlet pipe 30 and the outlet cavity 31.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions in the embodiments of the present utility model are clearly and completely described, and it is obvious that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
According to the flap valve with the monitoring function, the problem that the flap valve with the monitoring function is difficult to stably work underwater for a long time is solved.
The technical scheme in the embodiment of the application aims to solve the technical problems, and the overall thought is as follows:
in an embodiment of the present utility model, the flap valve includes: door seats and door leaves; the tail end of the gate seat is communicated with a water outlet pipe of the water pump, and the head end of the gate seat is connected with the gate She Jiaojie; the inner wall of the head end of the door seat is provided with a magnetic spring switch, and the door leaf is provided with a magnet corresponding to the magnetic spring switch; the magnetic reed switch is connected with an indicator positioned outside the flap valve; when the flap valve is closed, the magnetic reed switch is closed under the action of the magnetic field of the magnet; when the flap valve is opened, the magnet is far away from the magnetic reed switch, and the magnetic reed switch is automatically disconnected; the manager can know the opening and closing state of the flap valve by observing the indicator, so that the operation condition of the flap valve is monitored; the magnetic reed switch has low price, is not a precise instrument, has a waterproof function, has low waterproof grade requirement, is not easy to damage even being soaked in water for a long time, has direct replacement of faults, and has low overhaul and maintenance difficulty.
In order to better understand the above technical solutions, the following detailed description will refer to the accompanying drawings and specific embodiments.
Examples:
as shown in fig. 1 to 5, the present utility model provides a flap valve with a monitoring function, the flap valve comprising: a door seat 10 and a door leaf 20;
the tail end of the door seat 10 is communicated with a water pump water outlet pipe 30, and the head end of the door seat 10 is hinged with the door leaf 20;
the inner wall of the head end of the door seat 10 is provided with a magnetic reed switch 11, and the door leaf 20 is provided with a magnet 21 corresponding to the magnetic reed switch 11;
the magnetic reed switch 11 is connected with an indicator 12 positioned outside the flap valve;
in the closing state of the flap valve, the magnetic reed switch 11 is closed under the action of the magnetic field of the magnet 21; in the flap valve opening state, the magnet 21 is far away from the magnetic reed switch 11, and the magnetic reed switch 11 is automatically disconnected; the manager can know the opening and closing state of the flap valve by observing the indicator 12, so that the operation condition of the flap valve is monitored; the magnetic reed switch 11 is low in price, is not a precise instrument, has a waterproof function, is low in waterproof grade requirement, is not easy to damage even being soaked in water for a long time, is directly replaced by a new one when faults occur, and is low in overhaul and maintenance difficulty.
The indicator 12 used with the reed switch 11 is a conventional existing instrument, and has various types, the simplest type comprises a power supply and an indicator lamp, the power supply and the indicator lamp are connected in series with the reed switch 11 in a closed loop, the reed switch 11 is turned on, and the reed switch 11 is turned off; and thus will not be described in detail herein with respect to the indicator 12.
As shown in fig. 3 and 4, the reed switch 11 is sealed in hollow rubber and fixed at the bottom of the inner wall of the door seat 10.
As shown in fig. 3, the top end of the water outlet pipe 30 of the water pump is provided with an outlet cavity 31, and the connection line between the magnetic reed switch 11 and the indicator 12 is fixed on the inner wall of the door seat 10 and the water outlet pipe 30 of the water pump, and extends out of the water outlet pipe 30 of the water pump through the outlet cavity 31.
As shown in fig. 1 and 7, the door leaf 20 is fixed with a first flexible wire 22, two ends of the first flexible wire 22 are respectively connected with a second flexible wire 23 and a third flexible wire 24, the second flexible wire 23 and the third flexible wire 24 are fixedly connected with the inner wall of the water outlet pipe 30 of the water pump, and the free ends of the second flexible wire 23 and the third flexible wire 24 are respectively connected with two binding posts of the resistance value measuring instrument 25 after extending out through the wire outlet cavity 31.
If the door leaf 20 falls off, the first flexible wire 22 falls off along with the door leaf 20, so that the first flexible wire 22 is disconnected from the second flexible wire 23 and the third flexible wire 24, and the resistance value measured by the resistance value measuring instrument 25 is changed; therefore, the resistance value measuring instrument 25 can determine whether the door leaf 20 is detached.
As shown in fig. 6, the inner wall of the door leaf 20 is provided with a containing groove 26; the middle section of the first flexible wire 22 is fixed in the accommodating groove 26, two ends of the first flexible wire 22 extend out of the accommodating groove 26, and the part extending out of the accommodating groove 26 is spirally coiled, so that the first flexible wire 22 has elasticity, and a telescopic space is provided for the first flexible wire 22 when the first flexible wire is opened and closed along with the door leaf 20.
As shown in fig. 6, the magnet 21 is fixed in the accommodating groove 26, and the notch of the accommodating groove 26 is provided with a rubber cushion layer 27, so that the rubber cushion layer 27 and the hollow rubber can prolong the service life of the flap valve on the premise of not affecting the monitoring sensitivity because the rubber has stronger corrosion resistance and is not magnetically isolated.
As shown in fig. 2 and 7, the first flexible wire 22, the second flexible wire 23 and the third flexible wire 24 are connected by adopting a movable buckle, and the connection part is wound and sealed by adopting an insulating adhesive tape;
when the flap 20 falls off, the connection part of the first flexible wire 22, the second flexible wire 23 and the third flexible wire 24 is firstly disconnected under the dragging of the flap 20.
The first flexible wire 22, the second flexible wire 23 and the third flexible wire 24 all adopt high-flexibility conductive inner cores, so that the wires have better bending resistance and higher mechanical strength, and can better adapt to repeated stretching and compression brought to the flap valve 20 when the flap valve is opened and closed without damage; the high-flexibility insulating material is wrapped on the outer layers of the high-flexibility conductive inner cores of the first flexible wire 22, the second flexible wire 23 and the third flexible wire 24, so that the corrosion resistance can be enhanced, and the service life can be prolonged; the influence of surrounding medium on resistance measurement can be avoided, and the measurement accuracy of the monitoring device is improved.
As shown in fig. 3, a sealing member is disposed in the outlet chamber 31.
The door seat 10 is in flange connection with a water pump water outlet pipe 30.
In summary, compared with the prior art, the utility model has the following beneficial effects:
in an embodiment of the present utility model, the flap valve includes: door seats and door leaves; the tail end of the gate seat is communicated with a water outlet pipe of the water pump, and the head end of the gate seat is connected with the gate She Jiaojie; the inner wall of the head end of the door seat is provided with a magnetic spring switch, and the door leaf is provided with a magnet corresponding to the magnetic spring switch; the magnetic reed switch is connected with an indicator positioned outside the flap valve; when the flap valve is closed, the magnetic reed switch is closed under the action of the magnetic field of the magnet; when the flap valve is opened, the magnet is far away from the magnetic reed switch, and the magnetic reed switch is automatically disconnected; the manager can know the opening and closing state of the flap valve by observing the indicator, so that the operation condition of the flap valve is monitored; the magnetic reed switch has low price, is not a precise instrument, has a waterproof function, has low waterproof grade requirement, is not easy to damage even being soaked in water for a long time, has direct replacement of faults, and has low overhaul and maintenance difficulty.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.
Claims (9)
1. A flap valve with monitoring function, characterized in that it comprises: a door seat (10) and a door leaf (20);
the tail end of the door seat (10) is communicated with a water outlet pipe (30) of the water pump, and the head end of the door seat (10) is hinged with the door leaf (20);
the inner wall of the head end of the door seat (10) is provided with a magnetic reed switch (11), and the door leaf (20) is provided with a magnet (21) corresponding to the magnetic reed switch (11);
the magnetic reed switch (11) is connected with an indicator (12) positioned outside the flap valve.
2. A flap valve with monitoring function according to claim 1, characterized in that the reed switch (11) is fixed in the bottom of the inner wall of the door seat (10) in a sealed manner in hollow rubber.
3. The flap valve with the monitoring function according to claim 1, wherein an outlet cavity (31) is formed at the top end of the water pump outlet pipe (30), and a connecting wire of the magnetic reed switch (11) and the indicator (12) is fixed on the inner wall of the door seat (10) and the water pump outlet pipe (30) and extends out of the water pump outlet pipe (30) through the outlet cavity (31).
4. A flap valve with a monitoring function as claimed in claim 3, characterized in that the flap (20) is fixed with a first flexible wire (22), both ends of the first flexible wire (22) are respectively connected with a second flexible wire (23) and a third flexible wire (24), the second flexible wire (23) and the third flexible wire (24) are fixedly connected with the inner wall of a water outlet pipe (30) of the water pump, and the free ends of the second flexible wire (23) and the third flexible wire (24) are respectively connected with two binding posts of a resistance value measuring instrument (25) after being extended out through an outlet cavity (31).
5. The flap valve with the monitoring function according to claim 4, wherein the inner wall of the door leaf (20) is provided with a containing groove (26); the middle section of the first flexible lead (22) is fixed in the accommodating groove (26), two ends of the first flexible lead (22) extend out of the accommodating groove (26), and the part extending out of the accommodating groove (26) is spirally wound.
6. A flap valve with monitoring function according to claim 5, characterized in that the magnet (21) is fixed in a receiving groove (26), the notch of the receiving groove (26) being provided with a rubber cushion (27).
7. The flap valve with the monitoring function according to claim 4, wherein the first flexible lead (22) is connected with the second flexible lead (23) and the third flexible lead (24) by a movable buckle, and the connection part is wound and sealed by an insulating tape.
8. A flap valve with monitoring function according to claim 4, characterized in that the first flexible wire (22), the second flexible wire (23) and the third flexible wire (24) each use a highly flexible conductive core; the high-flexibility conductive inner core outer layers of the first flexible lead (22), the second flexible lead (23) and the third flexible lead (24) are wrapped with high-flexibility insulating materials.
9. A flap valve with monitoring function according to claim 3, characterized in that a seal is provided in the outlet chamber (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223327965.0U CN218991853U (en) | 2022-12-12 | 2022-12-12 | Flap valve with monitoring function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223327965.0U CN218991853U (en) | 2022-12-12 | 2022-12-12 | Flap valve with monitoring function |
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| Publication Number | Publication Date |
|---|---|
| CN218991853U true CN218991853U (en) | 2023-05-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223327965.0U Active CN218991853U (en) | 2022-12-12 | 2022-12-12 | Flap valve with monitoring function |
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| Country | Link |
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| CN (1) | CN218991853U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117167547A (en) * | 2023-09-07 | 2023-12-05 | 广东图为信息技术有限公司 | Intelligent flap valve monitoring and regulating system based on wireless transmission |
-
2022
- 2022-12-12 CN CN202223327965.0U patent/CN218991853U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117167547A (en) * | 2023-09-07 | 2023-12-05 | 广东图为信息技术有限公司 | Intelligent flap valve monitoring and regulating system based on wireless transmission |
| CN117167547B (en) * | 2023-09-07 | 2024-02-20 | 广东图为信息技术有限公司 | Intelligent flap valve monitoring and regulating system based on wireless transmission |
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Address after: No.185, Haitang Road, Hefei hi tech Development Zone, Anhui Province, 230088 Patentee after: Anhui water conservancy and hydropower survey and design research institute Co.,Ltd. Country or region after: China Address before: No.185, Haitang Road, Hefei hi tech Development Zone, Anhui Province, 230088 Patentee before: Anhui water resources and Hydropower Survey, design and Research Institute Co.,Ltd. Country or region before: China |