CN214587243U

CN214587243U - Alarm device for flooded workshop of hydraulic power plant

Info

Publication number: CN214587243U
Application number: CN202120742692.2U
Authority: CN
Inventors: 张玺; 邱振涵; 李恩; 赵栋栋; 张义
Original assignee: Sichuan Huaneng Taipingyi Hydropower Co Ltd
Current assignee: Sichuan Huaneng Taipingyi Hydropower Co Ltd
Priority date: 2021-04-13
Filing date: 2021-04-13
Publication date: 2021-11-02
Anticipated expiration: 2031-04-13

Abstract

The utility model provides a water logging factory building alarm device of a hydraulic power plant, wherein a rectangular plate is positioned at the right side of a mounting plate, a fixing mechanism is fixedly arranged at the left side of the mounting plate, a screw rod is fixedly arranged at the left side of the rectangular plate, the external thread of the screw rod is connected with a locking mechanism, and an alarm mechanism is fixedly arranged at the top end of the rectangular plate; alarm mechanism includes the montant, the front surface of montant rotates and is connected with the movable rod, the bottom fixed mounting of movable rod has the kicking block, the top of rectangular plate is fixed with the pole setting that is located the movable rod right side, the left end of pole setting is fixed with the baffle that is located the movable rod top, the top of baffle is fixed with wireless transmitting module, rectangular plate top swing joint has the hall switch that is located the montant left side, the bottom swing joint of movable rod has the mounting bracket that is located the hall switch top, the bottom fixed mounting of mounting bracket has the electro-magnet. The utility model discloses fix on the lateral wall of drainage corridor, adjustable alarm mechanism's height to can effectually detect and report to the police the water level.

Description

Alarm device for flooded workshop of hydraulic power plant

Technical Field

The utility model belongs to the technical field of power plant equipment, concretely relates to water logging factory building alarm device of hydroelectric power plant.

Background

A hydraulic power plant is a plant which converts potential energy and kinetic energy of water into electric energy, and the basic production process of the hydraulic power plant is as follows: the power station mainly comprises four parts, namely a water retaining building (dam), a flood discharge building (spillway or gate), a diversion building (diversion canal or tunnel, including a surge shaft) and a power station factory building (including a tailrace and a booster station).

The conventional hydraulic power plant flooding workshop alarm device transmits a signal to a monitoring system by utilizing a fixed floater annunciator arranged in a drainage gallery to monitor the water level of the drainage gallery, so that the flooding workshop alarm device is arranged, and after the water level of the drainage gallery reaches a certain height, an 'flooding workshop' alarm light word and an 'flooding workshop' alarm signal appear in the monitoring system to early warn the flooding workshop, and an in-plant drainage pump is started in advance to prevent electromechanical equipment of the whole plant from being damaged. Especially, in the hydraulic power plant in the annual flood season, the water volume is large, the water level of a reservoir can rapidly rise, the flood prevention task is heavy, the safety of a power grid is guaranteed to meet the peak summer, and the life and property safety of the downstream people is also guaranteed, so that most of the water and electricity needs to be provided with a flood plant alarm device, however, the existing sensors are generally adopted for detection, and the sensors are prone to failure after being used in a humid environment for a long time, so that the alarm device is ineffective, and the problem is solved by the flood plant alarm device of the hydraulic power plant.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a water logging factory building alarm device of hydroelectric power plant possesses the suitability strong and difficult advantage that damages, has solved present and has generally adopted some sensors to survey, uses the back for a long time in humid environment, and the sensor breaks down easily, leads to the problem that alarm device became invalid.

The specific technical scheme is as follows:

a hydraulic power plant flooding workshop alarm device comprises an installation plate and a rectangular plate, wherein the rectangular plate is positioned on the right side of the installation plate, a fixing mechanism is fixedly installed on the left side of the installation plate, a through hole is formed in the rectangular plate, a screw rod with one end penetrating through and extending to the left side of the installation plate is fixedly installed on the left side of the rectangular plate, the screw rod is movably connected to the inside of the through hole, a locking mechanism is connected to the outer portion of the screw rod in a threaded mode, and an alarm mechanism is fixedly installed at the top end of the rectangular plate;

alarm mechanism includes the montant, the top fixed mounting of rectangular plate has the montant, the front surface of montant rotates and is connected with the movable rod, the bottom fixed mounting of movable rod has the kicking block, the top fixed mounting of rectangular plate has the pole setting that is located the movable rod right side, the left end fixed mounting of pole setting has the baffle that is located the movable rod top, the top fixed mounting of baffle has wireless transmitting module, rectangular plate top swing joint has the hall switch that is located the montant left side, the bottom swing joint of movable rod has the mounting bracket that is located the hall switch top, the bottom fixed mounting of mounting bracket has the electro-magnet.

The utility model has the advantages that:

this water works alarm device floods factory building, through fixed establishment, fix the device on the lateral wall of drainage corridor, can be at the inside sliding screw rod of through-hole simultaneously to adjustable alarm device's height has thereby been strengthened its suitability, and accessible locking mechanism locks spacingly to the rectangular plate after the adjustment is finished, and alarm device can be in the state of waiting to use after spacing, thereby can effectually detect and report to the police to the water level.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

Further, fixed establishment includes the L template, the left end fixed mounting of mounting panel has the quantity to be four and is located the L template of side around the through-hole respectively, the perpendicular side left end threaded connection of L template has one end to run through and extends to the connecting bolt of L template left end.

The beneficial effect who adopts above-mentioned further scheme is that, can use four connecting bolt to fix it on the lateral wall of drainage corridor, and the fixed mode is comparatively simple convenient.

Further, locking mechanism includes the thread bush, the outside threaded connection of screw rod has the thread bush that is located the mounting panel left side, the right-hand member fixed mounting of thread bush has annular rubber pad.

The beneficial effect who adopts above-mentioned further scheme is that, utilize this mode can be convenient for detect the water level of co-altitude not, strengthened its suitability.

Further, the bottom fixed mounting of movable rod has the slide rail, the inside sliding connection of slide rail has rather than the slider of looks adaptation, the bottom fixed mounting of slider has the mounting bracket.

Adopt above-mentioned further scheme's beneficial effect be for the movable rod can be according to under the action of gravity of mounting bracket when the pivoted, makes the electro-magnet face down all the time.

Further, the right-hand member fixed mounting of movable rod has first connecting block, the left end fixed mounting of pole setting has the second connecting block that is located first connecting block below, the bottom of first connecting block contacts with the top of second connecting block.

Adopt above-mentioned further scheme's beneficial effect be, can be when not reaching the water level standard to carry out spacing to the movable rod.

Further, the top fixed mounting of rectangular plate has the slide that is located the movable rod left side, the left end fixed mounting of mounting bracket has the slider with slide looks adaptation, the front surface of mounting panel is provided with the scale mark.

The beneficial effect who adopts above-mentioned further scheme is for the mount frame can be more gentle at the in-process of lapse, and the follow-up accurate switch-on hall switch of being convenient for is provided with the scale mark simultaneously, makes can detect and report to the police the water level of co-altitude not, is provided with waterproof cover simultaneously and can carry out water protection to it when switch-on hall switch.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of the point A in FIG. 1 according to the present invention;

fig. 3 is a left side view of the connection between the mounting plate and the screw rod of the present invention.

In the figure: 1. mounting a plate; 2. a rectangular plate; 3. a fixing mechanism; 31. an L-shaped plate; 32. a connecting bolt; 4. a through hole; 5. a screw; 6. a locking mechanism; 61. a threaded sleeve; 62. a rubber pad; 7. an alarm mechanism; 71. a vertical rod; 72. a movable rod; 73. floating blocks; 74. erecting a rod; 75. a baffle plate; 76. a wireless transmitting module; 77. a Hall switch; 78. a mounting frame; 79. an electromagnet.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1, an alarm device for a water flooded workshop of a hydraulic power plant comprises a mounting plate 1 and a rectangular plate 2, wherein the rectangular plate 2 is positioned at the right side of the mounting plate 1, a fixing mechanism 3 is fixedly arranged at the left side of the mounting plate 1, the fixing mechanism 3 comprises an L-shaped plate 31, the left end of the mounting plate 1 is fixedly provided with four L-shaped plates 31 which are respectively positioned at the front side and the rear side of a through hole 4, the left end of the vertical side of the L-shaped plate 31 is in threaded connection with a connecting bolt 32, one end of the connecting bolt penetrates through and extends to the left end of the L-shaped plate 31, as shown in fig. 1 and 3, the through hole 4 is arranged inside the rectangular plate 2, the left end of the rectangular plate 2 is fixedly provided with a screw rod 5, one end of the screw rod 5 penetrates through and extends to the left side of the mounting plate 1, the screw rod 5 is movably connected inside the through hole 4, the external thread of the screw rod 5 is connected with a locking mechanism 6, the locking mechanism 6 comprises a thread bush 61, the external thread of the screw rod 5 is connected with a thread bush 61 positioned at the left side of the mounting plate 1, the right end of the threaded sleeve 61 is fixedly provided with an annular rubber pad 62, and the top end of the rectangular plate 2 is fixedly provided with an alarm mechanism 7; the alarm mechanism 7 comprises a vertical rod 71, the top end of the rectangular plate 2 is fixedly provided with the vertical rod 71, the front surface of the vertical rod 71 is rotatably connected with a movable rod 72, the bottom end of the movable rod 72 is fixedly provided with a slide rail, the interior of the slide rail is slidably connected with a sliding part matched with the slide rail, the bottom end of the sliding part is fixedly provided with an installation frame 78, the bottom end of the movable rod 72 is fixedly provided with a floating block 73, the top end of the rectangular plate 2 is fixedly provided with a vertical rod 74 positioned at the right side of the movable rod 72, the right end of the movable rod 72 is fixedly provided with a first connecting block, the left end of the vertical rod 74 is fixedly provided with a second connecting block positioned below the first connecting block, the bottom end of the first connecting block is contacted with the top end of the second connecting block, the left end of the vertical rod 74 is fixedly provided with a baffle 75 positioned above the movable rod 72, the top end of the baffle 75 is fixedly provided with a wireless transmitting module 76, the top end of the rectangular plate 2 is fixedly provided with a Hall switch 77 positioned at the left side of the vertical rod 71, the top end of the rectangular plate 2 is fixedly provided with a slide way positioned at the left side of the movable rod 72.

As shown in fig. 1 and 2, a slider adapted to the slide way is fixedly mounted at the left end of the mounting bracket 78, a scale mark is arranged on the front surface of the mounting bracket 1, a waterproof sleeve is sleeved outside the hall switch 77, the hall switch 77 is electrically connected with the wireless transmitting module 76, the mounting bracket 78 positioned above the hall switch 77 is movably connected with the bottom end of the movable rod 72, an electromagnet 79 is fixedly mounted at the bottom end of the mounting bracket 78, the electromagnet 79 is always in an electrified state in the process of detection and alarm, when in use, the device can be fixed on the side wall of the drainage corridor through the connecting bolt 32, the height of the rectangular plate 2 can be adjusted according to the actual use condition, the rubber pad 62 of the rectangular plate 2 can be fixed on the rectangular plate 2 through friction force by rotating the threaded sleeve 61 after the height is adjusted to a proper height, the detection and alarm for water levels with different heights can be facilitated, and the applicability of the device is enhanced, when the water level reaches the expected set standard, the buoyancy of the floating block 73 can be utilized to drive the movable rod 72 to rotate, the floating block can drive the mounting frame 78 and the electromagnet 79 to move downwards in the upward movement process, so that the electromagnet 79 is close to the Hall switch 77, the Hall switch 77 can be switched on at the moment, the wireless transmitting module 76 can send notification information to workshop workers and give an alarm, the device utilizes the buoyancy of the floating block 73 to switch on the wireless transmitting module 76, and the device cannot be damaged after being used for a long time, so that the whole device is quite stable and reliable, cannot fail, and has the advantages of strong applicability and difficulty in damage.

The utility model discloses a concrete working process as follows: when the device is used, the device can be fixed on the side wall of the drainage gallery through the connecting bolt 32, the height of the rectangular plate 2 can be adjusted according to the actual use condition, the rubber pad 62 can be fixed on the rectangular plate 2 through friction force by rotating the threaded sleeve 61 after the height is adjusted to be proper, the detection and alarm of water levels with different heights are convenient, the applicability of the device is enhanced, when the water level reaches the expected set standard, the buoyancy of the floating block 73 can be used for driving the movable rod 72 to rotate, the floating block can drive the mounting frame 78 and the electromagnet 79 to move downwards in the upward movement process, so that the electromagnet 79 is close to the Hall switch 77, the Hall switch 77 can be switched on, the wireless transmitting module 76 can send notification information to workshop workers and alarm, the device can be switched on the wireless transmitting module 76 by the buoyancy of the floating block 73, and cannot be damaged after long-term use, make whole device ten minutes reliable and stable, can not take place the inefficacy problem, possess the suitability strong and be difficult to the advantage that damages, solved present and generally all adopted some sensors to survey, after humid environment is used for a long time, the sensor breaks down easily, leads to the problem that alarm device became invalid.

Claims

1. The utility model provides a water logging factory building alarm device of hydraulic power plant, its characterized in that, including mounting panel (1) and rectangular plate (2), rectangular plate (2) are located the right-hand side of mounting panel (1), the left fixed mounting of mounting panel (1) has fixed establishment (3), through-hole (4) have been seted up to the inside of rectangular plate (2), the left end fixed mounting of rectangular plate (2) has one end to run through and extend to mounting panel (1) left side screw rod (5), screw rod (5) swing joint is in the inside of through-hole (4), the outside threaded connection of screw rod (5) has locking mechanism (6), the top fixed mounting of rectangular plate (2) has alarm mechanism (7);

the alarm mechanism (7) comprises a vertical rod (71), the vertical rod (71) is fixedly arranged at the top end of the rectangular plate (2), the front surface of the vertical rod (71) is rotatably connected with a movable rod (72), the bottom end of the movable rod (72) is fixedly provided with a floating block (73), the top end of the rectangular plate (2) is fixedly provided with a vertical rod (74) positioned at the right part of the movable rod (72), a baffle (75) positioned above the movable rod (72) is fixedly arranged at the left end of the upright rod (74), a wireless transmitting module (76) is fixedly arranged at the top end of the baffle plate (75), the top end of the rectangular plate (2) is movably connected with a Hall switch (77) positioned at the left side of the vertical rod (71), the bottom end swing joint of movable rod (72) has mounting bracket (78) that is located hall switch (77) top, the bottom fixed mounting of mounting bracket (78) has electro-magnet (79).

2. The hydraulic power plant water-flooded workshop warning device as claimed in claim 1, wherein the fixing mechanism (3) comprises L-shaped plates (31), the left end of the mounting plate (1) is fixedly provided with four L-shaped plates (31) which are respectively arranged at the front and rear sides of the through hole (4), and the left end of the vertical side of each L-shaped plate (31) is in threaded connection with a connecting bolt (32) with one end penetrating and extending to the left end of each L-shaped plate (31).

3. The hydraulic power plant flooded building alarm device according to claim 1, wherein the locking mechanism (6) comprises a threaded sleeve (61), the threaded sleeve (61) located at the left of the mounting plate (1) is connected to the external thread of the screw (5), and an annular rubber pad (62) is fixedly mounted at the right end of the threaded sleeve (61).

4. The hydraulic power plant flooded building alarm device according to claim 1, wherein a slide rail is fixedly mounted at the bottom end of the movable rod (72), a sliding piece matched with the slide rail is slidably connected inside the slide rail, and a mounting frame (78) is fixedly mounted at the bottom end of the sliding piece.

5. The hydraulic power plant flooded building alarm device according to claim 4, wherein the right end of the movable rod (72) is fixedly provided with a first connecting block, the left end of the vertical rod (74) is fixedly provided with a second connecting block located below the first connecting block, and the bottom end of the first connecting block is in contact with the top end of the second connecting block.

6. The hydraulic power plant flooded building alarm device according to claim 5, wherein a slide way located at the left of the movable rod (72) is fixedly installed at the top end of the rectangular plate (2), a slide block matched with the slide way is fixedly installed at the left end of the installation frame (78), and scale marks are arranged on the front surface of the installation plate (1).