CN210857121U

CN210857121U - Intelligent trash remover for hydropower station

Info

Publication number: CN210857121U
Application number: CN201921476481.8U
Authority: CN
Inventors: 李勇; 乔健; 杨显富; 尚德庚; 王登
Original assignee: Sichuan Shuangma Electric Power Co ltd
Current assignee: Sichuan Shuangma Electric Power Co ltd
Priority date: 2019-09-06
Filing date: 2019-09-06
Publication date: 2020-06-26
Anticipated expiration: 2029-09-06

Abstract

The utility model discloses an intelligent trash remover for hydropower station, the main body is composed of a first gear, a second gear, a rake tooth chain and rake teeth, the two sides of the main body are provided with the rake tooth chain, the rake tooth chain is connected with the first gear and the second gear, a plurality of groups of rake teeth connected with the rake tooth chain are arranged between the two rake tooth chains, the rake tooth chain is matched with the first gear to make circular motion, the first gear is fixed at the upper end of the main body and is connected with a motor through a traction chain, the motor is fixed at the upper part of the main body through a motor fixing frame, the motor is provided with a controller, the controller is electrically connected with a flow meter, the flow meter is positioned at the back of the main body and is positioned at the lower part of the water surface through a measuring rod telescopic tube, the back of the main body is provided with a sewage conveying belt, the idling of the trash remover when no sewage exists is reduced, the, the generated energy is increased, and huge economic benefits are brought to the power station.

Description

Intelligent trash remover for hydropower station

Technical Field

The utility model belongs to the technical field of the power station is decontaminated, concretely relates to power station is with intelligent trash remover.

Background

In recent years, the rapid development and increasing quantity of hydropower stations are provided, the trash rack at the inlet of the diversion system of the hydropower stations is mainly used for blocking sundries, such as floating objects and sinking objects of trees, garbage, waterweeds and the like, which may enter a flow passage of a unit, so as to protect the safety of equipment such as a water turbine, a valve, a pipeline and the like, ensure the normal power generation operation of the unit of the power station, block the trash rack by dirt, reduce the effective water head of the unit, have more influence on a low-water-head through-flow unit and have more prominent dirt cleaning problem, because no trash rack and dirt cleaning facilities are arranged, the trash rack is seriously blocked and cannot normally operate, the existing dirt cleaning machine is usually started continuously, no matter whether the trash rack has the trash or the quantity of the trash affects the speed of water flow, causes the waste of resources, the service life of the dirt cleaning machine is reduced, and the speed of water flow can be affected after dirt is accumulated, the amount of the dirt is judged according to the speed of the water flow, so that the rotating speed of the motor is controlled according to the speed of the water flow, when the water flow is normal, the work of the dirt cleaning machine can be suspended, the dirt cleaning machine is particularly important for reasonable and normal operation of a hydropower station, and the requirements of energy conservation and emission reduction are met.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a power station is with intelligent trash remover solves the rotational speed of the speed adjustment motor according to rivers, controls the problem of the running strength of trash remover.

In order to achieve the above object, the utility model provides a following technical scheme: an intelligent trash remover for a hydropower station comprises a main body, rake teeth, a motor, a traction chain and rake teeth chains, wherein the main body consists of a first gear, a second gear, rake teeth chains and the rake teeth, the rake teeth chains are arranged on two sides of the main body and are connected with the first gear and the second gear, a plurality of groups of rake teeth connected with the rake teeth are arranged between the two rake teeth chains, the second gear is fixed at the lower end of the main body and is matched with the first gear to enable the rake teeth chains to do circulating motion, the first gear is fixed at the upper end of the main body and is connected with the motor through the traction chain, the motor is fixed at the upper part of the main body through a motor fixing frame, the motor is provided with a controller which is electrically connected with a flow rate meter, the flow rate meter is positioned on the back surface of the main body and is positioned in water through a measuring rod, the measuring rod is fixed on the main body, the back surface, the conveying belt is positioned on the transmission shaft, and the transmission shaft rotates to convey the dirt.

Preferably, the motor is a speed regulating motor, the insulation is F grade, and the voltage is 380V.

Preferably, the type of the flow meter is FP211, and the measurement range is: 0.1-6 m/s, precision: . + -. 0.03 m/s.

Preferably, the adjustable range of the measuring rod telescopic tube is 1.7-4.5 m.

Preferably, the rake teeth are made of stainless steel or nylon material.

Preferably, the current meter detects the water flow speed and sends the detected water flow speed to the controller, and the controller adjusts the rotating speed of the motor.

The utility model discloses a technological effect and advantage: this power station is with intelligent trash remover through the current meter of measuring the velocity of water flow, judges how much of piling up the filth, carries out planned operation to the motor, reduces the idle running of trash remover when not having the filth, reduces trash remover energy loss, reduces head loss simultaneously, increases the generated energy, brings huge economic benefits for the power station.

Drawings

Fig. 1 is a schematic side view of the present invention;

fig. 2 is a schematic front structural view of the present invention.

In the figure: 1-main body, 11-second gear, 12-harrow teeth chain, 13-harrow teeth, 14-first gear, 21-fixed frame, 22-transmission shaft, 23-conveyor belt, 31-flow meter, 32-measuring rod telescopic tube, 4-motor fixed frame, 5-controller, 6-motor and 7-traction chain.

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.

The utility model provides an intelligent trash remover for hydropower station as shown in the figure, which comprises a main body 1, rake teeth 13, a motor 6, a drag chain 7 and rake teeth chains 12, wherein the main body 1 consists of a first gear 14, a second gear 11, rake teeth chains 12 and rake teeth 13, the rake teeth chains 12 are arranged at two sides of the main body 1, the rake teeth chains 12 are connected with the first gear 14 and the second gear 11, a plurality of groups of rake teeth 13 connected with the two rake teeth 12 are arranged between the two rake teeth chains 12, the second gear 11 is fixed at the lower end of the main body 1, the first gear 14 is matched with the first gear 14 to make the rake teeth chains 12 perform circular motion, the first gear 14 is fixed at the upper end of the main body and is connected with the motor 6 through the drag chain 7, the motor 6 is fixed at the upper part of the main body 1 through a motor fixing frame 4, a controller 5 is arranged on the motor 6, the controller 5 is electrically connected with a flow rate meter 31, the flow rate meter 31, make it be located the aquatic through the flexible pipe 32 of measuring staff, the flexible pipe 32 of measuring staff is fixed in on the main part 1, the main part 1 back is equipped with filth conveyer belt 23, conveyer belt 23 is located transmission shaft 22, transmission shaft 22 rotates and makes it accomplish the transport of filth, motor 6 is the buncher, and is insulating F level, and the voltage is 380V, the 31 models of velocity of flow appearance are FP211, measuring range: 0.1-6 m/s, precision: +/-0.03 m/s, high detection precision and stable performance, the adjustable range of the measuring rod extension tube 32 is 1.7-4.5m, the waterproofness is strong, the rake teeth 13 are made of stainless steel or nylon materials, the cost is low, the practicability is strong, the flow velocity meter 31 detects the water velocity and sends the water velocity to the controller 5, and the controller 5 adjusts the rotating speed of the motor 6 to reduce the waste of resources.

The working principle is as follows: this power station is with intelligent trash remover, fixed mounting is in water inlet department, velocity of flow appearance 31 is located the back of main part 1, set up measuring arm extension tube 32 length, make velocity of flow appearance 31 arrange the measuring point in aqueous, rivers are through rake teeth 13 bars crack, rake teeth 13 bars intercept the solid debris in aqueous, the velocity of flow that velocity of flow appearance 31 detected sends controller 5, controller 5 receives the signal, the rotational speed of control motor 6, motor 6 drives first gear 14 through drag chain 7 and rotates, rake teeth chain 12 is the cyclic motion from bottom to top, rake teeth 13 in the motion drags for the filth, after upwards moving to the top along with rake teeth chain 12, fall into conveyer belt 23 because of the effect of gravity, the conveying moves along with the rotation of transmission shaft 22, transmission shaft 22 is driven by the motor, or manual work rotates, transport filth to appointed place.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a power station is with intelligence trash cleaning machine, includes main part (1), rake teeth (13), motor (6), drag chain (7) and rake teeth chain (12) and constitutes its characterized in that: the main body (1) is composed of a first gear (14), a second gear (11), a rake tooth chain (12) and rake teeth (13), rake tooth chains (12) are arranged on two sides of the main body (1), the rake tooth chains (12) are connected with the first gear (14) and the second gear (11), a plurality of groups of rake teeth (13) connected with the rake tooth chains (12) are arranged between the two rake tooth chains (12), the second gear (11) is fixed at the lower end of the main body (1), the rake tooth chains (12) are made to perform circulating motion by matching with the first gear (14), the first gear (14) is fixed at the upper end of the main body and is connected with a motor (6) through a traction chain (7), the motor (6) is fixed at the upper part of the main body (1) through a motor fixing frame (4), a controller (5) is arranged on the motor (6), the controller (5) is electrically connected with a flow rate meter (31), and the flow rate meter (31) is positioned on the back of the main body, make it be located the aquatic through measuring staff flexible pipe (32), measuring staff flexible pipe (32) are fixed in on main part (1), main part (1) back is equipped with filth conveyer belt (23), conveyer belt (23) are located transmission shaft (22), transmission shaft (22) rotate and make it accomplish the transport of filth.

2. The intelligent trash remover for the hydropower station according to claim 1, wherein the trash remover comprises: the motor (6) is a speed regulating motor, the insulation is F grade, and the voltage is 380V.

3. The intelligent trash remover for the hydropower station according to claim 1, wherein the trash remover comprises: the model of the flow meter (31) is FP211, and the measurement range is as follows: 0.1-6 m/s, precision: . + -. 0.03 m/s.

4. The intelligent trash remover for the hydropower station according to claim 1, wherein the trash remover comprises: the adjustable range of the measuring rod telescopic tube (32) is 1.7-4.5 m.

5. The intelligent trash remover for the hydropower station according to claim 1, wherein the trash remover comprises: the rake teeth (13) are made of stainless steel or nylon materials.

6. The intelligent trash remover for the hydropower station according to claim 1, wherein the trash remover comprises: the current meter (31) detects the water flow speed and sends the water flow speed to the controller (5), and the controller (5) adjusts the rotating speed of the motor (6).