CN218585462U - Hydropower station water discharge alarm device - Google Patents
Hydropower station water discharge alarm device Download PDFInfo
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- CN218585462U CN218585462U CN202222701254.9U CN202222701254U CN218585462U CN 218585462 U CN218585462 U CN 218585462U CN 202222701254 U CN202222701254 U CN 202222701254U CN 218585462 U CN218585462 U CN 218585462U
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Abstract
The utility model discloses a hydropower station water discharge alarm device, which comprises a dam body, a flood discharge gate and an alarm mechanism; the alarm mechanism comprises a switch piece and an alarm. The utility model provides a technical scheme's beneficial effect is: when using, when the flood discharge floodgate opens the certain degree, the flood discharge floodgate is located the second position, and the flood discharge floodgate drives the piston and removes, and the piston promotes the second polar plate, make it with first polar plate butt, so that the siren circular telegram and the police dispatch newspaper, and because first polar plate all is located waterproof section of thick bamboo with the second polar plate, can avoid being drenched by the water smoke and lead to first polar plate and second polar plate mistake electrical contact, improved the stability of this device, simultaneously, this device opens the automatic siren of making when the certain degree at the flood discharge floodgate and sends the police dispatch newspaper, does not need the manual work to open warning circuit, has avoided leading to omitting the emergence of sending the circumstances of police dispatch newspaper because of the artificial carelessness, has improved the security.
Description
Technical Field
The utility model belongs to the technical field of the power station facility technique and specifically relates to a power station alarm device that drains is related to.
Background
In order to ensure the safety of the hydropower station, on one hand, the hydropower station can lift (raise) the sluice gate to discharge flood irregularly and irregularly when the water storage capacity reaches a certain capacity or in rainy season; on the other hand, in dry seasons, when the hydropower station is subjected to routine maintenance, the gate is lifted (lifted) randomly to discharge water (for example, the Chinese patent with the application number of CN 202110824708.9). Due to the large fall of incoming water and the rapid speed, serious hidden dangers are brought to the life safety of people who are leisure, play or work in a river channel at the downstream of a hydropower station, unfortunate is brought to families, and unstable factors are brought to the society.
The existing solution is that when the flood discharge gate is opened to discharge water, an operator manually starts an alarm circuit to give an alarm, and if the operator forgets to start the alarm circuit, the consequence of difficult measurement is caused.
SUMMERY OF THE UTILITY MODEL
In view of the above, there is a need for a hydropower station water discharge alarm device that can automatically alarm when a flood discharge gate is opened to discharge water, so as to avoid the potential safety hazard that may occur when an alarm is manually turned on.
In order to achieve the purpose, the utility model provides a hydropower station water discharge alarm device, which comprises a dam body, a flood discharge gate and an alarm mechanism;
flood discharge holes are formed in the dam body;
the flood discharge gate is movably arranged on the dam body and can reach a first position or a second position, when the flood discharge gate is located at the first position, the flood discharge hole is blocked by the flood discharge gate, and when the flood discharge gate is located at the second position, the flood discharge hole is blocked by the flood discharge gate Kong Kaiqi;
alarm mechanism includes switch and siren, the switch includes waterproof section of thick bamboo, waterproof ventilated membrane, piston, first polar plate and second polar plate, waterproof section of thick bamboo is fixed in on the dam body, the piston slide set up in waterproof section of thick bamboo in order form the changeable chamber that holds of a volume in waterproof section of thick bamboo, waterproof section of thick bamboo on seted up with hold the blow vent of chamber intercommunication, waterproof ventilated membrane set up in the blow vent, first polar plate is fixed in hold the intracavity, the second polar plate is fixed in on the piston, and be located hold the intracavity, work as when the flood discharge floodgate is located the second position, first polar plate with the second polar plate butt, so that the siren circular telegram and send out the police dispatch newspaper.
In some embodiments, the alarm is a light alarm and/or an audible alarm.
In some embodiments, the alarm mechanism further comprises a power source, wherein the positive pole of the power source is electrically connected with the second pole plate, the negative pole of the power source is electrically connected with one end of the alarm, and the other end of the alarm is electrically connected with the first pole plate.
In some embodiments, the waterproof barrel is provided with a first through hole and a second through hole; the alarm mechanism further comprises a first lead and a second lead, the first lead penetrates through the first through hole, one end of the first lead is electrically connected with the other end of the alarm, the other end of the first lead is electrically connected with the first pole plate, the second lead penetrates through the second through hole, one end of the second lead is electrically connected with the positive pole of the power supply, and the other end of the second lead is electrically connected with the second pole plate.
In some embodiments, a first filling body is filled between the outer side wall of the first lead and the inner side wall of the first through hole; the switch piece further comprises a first winding wire, one end of the first winding wire is electrically connected with the first pole plate, and the other end of the first winding wire is electrically connected with the other end of the first lead.
In some embodiments, a second filling body is filled between the outer side wall of the second lead and the inner side wall of the second through hole; the switch piece further comprises a second winding wire, one end of the second winding wire is electrically connected with the other end of the second lead, and the other end of the second winding wire is electrically connected with the second pole plate.
In some embodiments, the vents are disposed obliquely downward.
In some embodiments, the dam body is provided with an accommodating groove communicated with the flood discharge hole, the flood discharge gate is slidably arranged in the accommodating groove, and the dam body is further provided with a guide hole communicated with the accommodating groove; the switch piece further comprises a push rod, the push rod is inserted into the guide hole in a sliding mode, one end of the push rod is arranged in the accommodating groove, and the other end of the push rod is connected with the piston.
In some embodiments, the switch member further includes an elastic member, one end of the elastic member is fixedly connected to the other end of the push rod, and the other end of the elastic member is fixedly connected to the piston.
In some embodiments, the hydropower station water discharge alarm device further comprises an opening and closing gate driving member, and the opening and closing gate driving member is connected with the flood discharge gate and is used for driving the flood discharge gate to move up and down.
The utility model provides a technical scheme's beneficial effect is: when using, when the flood discharge floodgate opens the certain degree, the flood discharge floodgate is located the second position, and the flood discharge floodgate drives the piston and removes, and the piston promotes the second polar plate, make it with first polar plate butt, so that the siren circular telegram and the police dispatch newspaper, and because first polar plate all is located waterproof section of thick bamboo with the second polar plate, can avoid being drenched by the water smoke and lead to first polar plate and second polar plate mistake electrical contact, improved the stability of this device, simultaneously, this device opens the automatic siren of making when the certain degree at the flood discharge floodgate and sends the police dispatch newspaper, does not need the manual work to open warning circuit, has avoided leading to omitting the emergence of sending the circumstances of police dispatch newspaper because of the artificial carelessness, has improved the security.
Drawings
Fig. 1 is a schematic structural view of an embodiment of a hydropower station water discharge alarm device provided by the invention;
FIG. 2 is a schematic view of the alarm mechanism of FIG. 1;
FIG. 3 is an enlarged partial view of area A of FIG. 2;
FIG. 4 is a circuit diagram of the hydropower station discharge alarm device of FIG. 1;
in the figure: 1-dam body, 11-flood discharge hole, 12-containing groove, 2-flood discharge gate, 3-alarm mechanism, 31-switch member, 311-waterproof cylinder, 3111-vent, 312-waterproof breathable film, 313-piston, 314-first polar plate, 315-second polar plate, 316-first winding wire, 317-second winding wire, 318-push rod, 319-elastic member, 32-alarm, 33-power supply, 34-first lead, 35-second lead and 4-open-close gate driving member.
Detailed Description
The following detailed description of the preferred embodiments of the invention, which is to be read in connection with the accompanying drawings, forms a part of this application, and together with the embodiments of the invention, serve to explain the principles of the invention and not to limit its scope.
Referring to fig. 1-4, the utility model provides a hydropower station water discharge alarm device, which comprises a dam body 1, a flood discharge gate 2 and an alarm mechanism 3.
The alarm mechanism 3 includes a switch 31 and an alarm 32, the switch 31 includes a waterproof tube 311, a waterproof breathable film 312, a piston 313, a first polar plate 314 and a second polar plate 315, the waterproof tube 311 is fixed on the dam body 1, the piston 313 is slidably disposed in the waterproof tube 311 to form a containing cavity with a variable volume in the waterproof tube 311, the waterproof tube 311 is provided with a vent 3111 communicated with the containing cavity, the waterproof breathable film 312 is disposed in the vent 3111, the waterproof breathable film 312 only allows gas to pass through, but does not allow liquid to pass through, so as to prevent water from entering the waterproof tube 311, the first polar plate 314 is fixed in the containing cavity, the second polar plate 315 is fixed on the piston 313 and located in the containing cavity, and when the flood gate 2 is located at the second position, the first polar plate 314 abuts against the second polar plate 315, so that the alarm 32 is powered on to send out an alarm.
When the device is used, when the flood discharge gate 2 is opened to a certain degree, the flood discharge gate 2 is located at the second position, the flood discharge gate 2 drives the piston 313 to move, the piston 313 pushes the second polar plate 315 to be abutted with the first polar plate 314, so that the alarm 32 is powered on to send out an alarm, and the first polar plate 314 and the second polar plate 315 are both located in the waterproof cylinder 311, so that the first polar plate 314 and the second polar plate 315 are prevented from being wetted by water mist to cause the first polar plate 314 and the second polar plate 315 to be in mistaken electrical contact, the stability of the device is improved, meanwhile, the device automatically enables the alarm 32 to send out an alarm when the flood discharge gate 2 is opened to a certain degree, an alarm circuit does not need to be manually opened, the situation that the alarm is omitted due to human negligence is avoided, and the safety is improved.
It should be noted that, in the present invention, the alarm 32 is electrically connected to the switch 31 by a wired connection, in other embodiments, the alarm 32 can also be electrically connected by a wireless connection (specifically, refer to the chinese utility model patent with application number CN 200920111882.3), the wired connection is suitable for the case where the alarm 32 is close to the switch 31, and the wireless connection is suitable for the case where the alarm 32 is far from the switch 31.
To implement the function of the alarm 32, referring to fig. 4, in a preferred embodiment, the alarm 32 is a light alarm and/or an audible alarm, wherein the light alarm can continuously emit a flashing red light, and the audible alarm can continuously emit a "flood" warning sound.
In order to realize the electrical connection or disconnection of the alarm 32, referring to fig. 2 and 4, in a preferred embodiment, the alarm mechanism 3 further includes a power supply 33, a positive electrode of the power supply 33 is electrically connected to the second pole plate 315, a negative electrode of the power supply 33 is electrically connected to one end of the alarm 32, and the other end of the alarm 32 is electrically connected to the first pole plate 314, when the first pole plate 314 abuts against the second pole plate 315, the alarm 32 is energized to generate an alarm, and when the first pole plate 314 is separated from the second pole plate 315, the alarm 32 is de-energized.
In order to implement the connection of the first electrode plate 314 and the second electrode plate 315, referring to fig. 2 and fig. 3, in a preferred embodiment, the waterproof cylinder 311 is provided with a first through hole and a second through hole; the alarm mechanism 3 further includes a first wire 34 and a second wire 35, the first wire 34 passes through the first through hole, one end of the first wire 34 is electrically connected to the other end of the alarm 32, the other end of the first wire 34 is electrically connected to the first pole plate 314, the second wire 35 passes through the second through hole, one end of the second wire 35 is electrically connected to the positive pole of the power supply 33, and the other end of the second wire 35 is electrically connected to the second pole plate 315.
In order to improve the waterproof capability, please refer to fig. 2 and fig. 3, in a preferred embodiment, a first filling body is filled between the outer sidewall of the first conductive line 34 and the inner sidewall of the first through hole; the switch member 31 further includes a first winding wire 316, one end of the first winding wire 316 is electrically connected to the first pole plate 314, and the other end of the first winding wire 316 is electrically connected to the other end of the first conductive wire 34, so that the first through hole can be blocked by the first filler to improve the waterproof capability.
In order to improve the waterproof capability, please refer to fig. 2 and fig. 3, in a preferred embodiment, a second filling body is filled between the outer sidewall of the second conductive line 35 and the inner sidewall of the second through hole; the switch 31 further includes a second winding wire 317, one end of the second winding wire 317 is electrically connected to the other end of the second conductive wire 35, and the other end of the second winding wire 317 is electrically connected to the second pole plate 315. Therefore, the second through hole can be blocked by the second filling body to improve the waterproof capability, and meanwhile, the arrangement of the second winding wire 317 can provide a telescopic margin for the movement of the second pole plate 315.
To further improve the waterproof effect, referring to fig. 2 and fig. 3, in a preferred embodiment, the vent 3111 is disposed obliquely downward.
In order to realize the movement of the second plate 315 specifically, referring to fig. 1 and fig. 2, in a preferred embodiment, an accommodating groove 12 communicating with the flood discharge hole 11 is formed on the dam body 1, the flood discharge gate 2 is slidably disposed in the accommodating groove 12, and a guide hole communicating with the accommodating groove 12 is further formed on the dam body 1; the switch member 31 further includes a push rod 318, the push rod 318 is slidably inserted into the guide hole, one end of the push rod 318 is disposed in the receiving groove 12, and the other end of the push rod 318 is connected to the piston 313.
In order to make the first pole plate 314 and the second pole plate 315 abut tightly, referring to fig. 1 and fig. 2, in a preferred embodiment, the switch member 31 further includes an elastic member 319, one end of the elastic member 319 is fixedly connected to the other end of the push rod 318, the other end of the elastic member 319 is fixedly connected to the piston 313, and after the first pole plate 314 abuts against the second pole plate 315, the elastic member 319 can continue to compress, so that the first pole plate 314 abuts against the second pole plate 315 more tightly.
In order to implement the opening or closing of the flood discharge gate 2, referring to fig. 1, in a preferred embodiment, the hydropower station discharge alarm device further includes an opening and closing driving member 4, and the opening and closing driving member 4 is connected to the flood discharge gate 2 and is configured to drive the flood discharge gate 2 to move up and down. In this embodiment, the opening/closing brake driving member 4 is a hydraulic cylinder.
For better understanding of the present invention, the following detailed description is made with reference to fig. 1 to 4 to illustrate the operation of the drain alarm device of the hydropower station of the present invention: when the device is used, when the flood discharge gate 2 is opened to a certain degree, the flood discharge gate 2 is located at the second position, the flood discharge gate 2 drives the push rod 318 to move, the push rod 318 drives the piston 313 to move, the piston 313 pushes the second polar plate 315 to abut against the first polar plate 314, so that the alarm 32 is powered on to send out an alarm, after the flood discharge gate 2 is closed, under the action of the gravity of the push rod 318, the second polar plate 315 moves downwards to be separated from the first polar plate 314, the alarm 32 is powered off, and because the first polar plate 314 and the second polar plate 315 are both located in the waterproof cylinder 311, the first polar plate 314 and the second polar plate 315 can be prevented from being wetted by water mist to be in mistaken electrical contact, the stability of the device is improved, meanwhile, the alarm 32 is automatically sent out when the flood discharge gate 2 is opened to a certain degree, the alarm circuit does not need to be manually opened, the situation that the alarm is missed due to people is avoided, and the safety is improved.
The above description is only for the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the protection scope of the present invention.
Claims (10)
1. A hydropower station water discharge alarm device is characterized by comprising a dam body, a flood discharge gate and an alarm mechanism;
flood discharge holes are formed in the dam body;
the flood discharge gate is movably arranged on the dam body and can reach a first position or a second position, when the flood discharge gate is located at the first position, the flood discharge hole is blocked by the flood discharge gate, and when the flood discharge gate is located at the second position, the flood discharge hole is Kong Kaiqi;
alarm mechanism includes switch member and siren, the switch member includes waterproof section of thick bamboo, waterproof ventilated membrane, piston, first polar plate and second polar plate, waterproof section of thick bamboo is fixed in on the dam body, the piston slide set up in the waterproof section of thick bamboo in order to form the changeable chamber that holds of an organic whole volume in the waterproof section of thick bamboo, waterproof section of thick bamboo is last seted up with hold the blow vent of chamber intercommunication, waterproof ventilated membrane set up in the blow vent, first polar plate is fixed in hold the intracavity, the second polar plate is fixed in on the piston, and be located hold the intracavity, work as when the flood discharge floodgate is located the second position, first polar plate with the second polar plate butt, so that the siren circular telegram and send out the police dispatch newspaper.
2. The hydropower station water discharge alarm device according to claim 1, wherein the alarm is a light alarm and/or an audible alarm.
3. The hydropower station water discharge alarm device according to claim 1, wherein the alarm mechanism further comprises a power supply, the positive electrode of the power supply is electrically connected with the second pole plate, the negative electrode of the power supply is electrically connected with one end of the alarm, and the other end of the alarm is electrically connected with the first pole plate.
4. The hydropower station water discharge alarm device according to claim 3, wherein the waterproof cylinder is provided with a first through hole and a second through hole;
the alarm mechanism further comprises a first lead and a second lead, the first lead penetrates through the first through hole, one end of the first lead is electrically connected with the other end of the alarm, the other end of the first lead is electrically connected with the first pole plate, the second lead penetrates through the second through hole, one end of the second lead is electrically connected with the positive pole of the power supply, and the other end of the second lead is electrically connected with the second pole plate.
5. The hydropower station water discharge alarm device according to claim 4, wherein a first filling body is filled between the outer side wall of the first lead and the inner side wall of the first through hole;
the switch piece further comprises a first winding wire, one end of the first winding wire is electrically connected with the first pole plate, and the other end of the first winding wire is electrically connected with the other end of the first lead.
6. The hydropower station water discharge alarm device according to claim 4, wherein a second filling body is filled between the outer side wall of the second lead and the inner side wall of the second through hole;
the switch piece further comprises a second winding wire, one end of the second winding wire is electrically connected with the other end of the second lead, and the other end of the second winding wire is electrically connected with the second pole plate.
7. The hydropower station water discharge alarm device according to claim 1, wherein the vent is arranged obliquely downward.
8. The hydropower station water discharge alarm device according to claim 1, wherein the dam body is provided with an accommodating groove communicated with the flood discharge hole, the flood discharge gate is slidably arranged in the accommodating groove, and the dam body is further provided with a guide hole communicated with the accommodating groove;
the switch piece further comprises a push rod, the push rod is inserted into the guide hole in a sliding mode, one end of the push rod is arranged in the accommodating groove, and the other end of the push rod is connected with the piston.
9. The hydropower station water discharge alarm device according to claim 8, wherein the switch member further comprises an elastic member, one end of the elastic member is fixedly connected with the other end of the push rod, and the other end of the elastic member is fixedly connected with the piston.
10. The hydropower station water discharge alarm device according to claim 1, further comprising an opening and closing gate driving member, wherein the opening and closing gate driving member is connected with the flood discharge gate and is used for driving the flood discharge gate to move up and down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222701254.9U CN218585462U (en) | 2022-10-13 | 2022-10-13 | Hydropower station water discharge alarm device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222701254.9U CN218585462U (en) | 2022-10-13 | 2022-10-13 | Hydropower station water discharge alarm device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218585462U true CN218585462U (en) | 2023-03-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222701254.9U Active CN218585462U (en) | 2022-10-13 | 2022-10-13 | Hydropower station water discharge alarm device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218585462U (en) |
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2022
- 2022-10-13 CN CN202222701254.9U patent/CN218585462U/en active Active
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