CN213782533U

CN213782533U - Feedback device for primary frequency modulation and secondary frequency modulation conflict in power grid power scheduling

Info

Publication number: CN213782533U
Application number: CN202022839825.6U
Authority: CN
Inventors: 刘阳; 王玉龙; 王沛冉; 李柏莹; 何向南; 苏志强; 杨洋; 高建峰
Original assignee: Kailuan Gcl Power Generation Co ltd
Current assignee: Kailuan Gcl Power Generation Co ltd
Priority date: 2020-12-01
Filing date: 2020-12-01
Publication date: 2021-07-23
Anticipated expiration: 2030-12-01

Abstract

The utility model relates to an energy repayment technical field specifically is feedback device of primary frequency modulation and secondary frequency modulation conflict among electric wire netting power scheduling, including the device body, the right side fixedly connected with fixed column of device body, the rear side swing joint of fixed column has the adsorption plate, the right side fixedly connected with stop gear of device body, the dry powder switch box of left side fixedly connected with of device body, the inner wall fixedly connected with fan of device body, the left side fixedly connected with of device body and the connecting pipe that the fan cooperation was used, the bottom and the dry powder switch box fixed connection of connecting pipe. The problem of current feedback device do not possess the function of taking out the wet, in the environment of too moist or rainy day, a large amount of moisture gets into the inside of device, probably leads to the device inside to take place the short circuit promptly, makes whole device paralysed, can't use, has reduced the life of device, has reduced practicality and security, inconvenient user's use is solved.

Description

Feedback device for primary frequency modulation and secondary frequency modulation conflict in power grid power scheduling

Technical Field

The utility model relates to an energy repayment technical field specifically is feedback device of primary control and secondary control conflict in the electric wire netting power scheduling.

Background

In a variable frequency speed regulation traditional system consisting of a universal frequency converter, an asynchronous motor and a mechanical load, when a potential energy load driven by the motor is lowered, the motor is possibly in a regenerative power generation braking state; or when the motor decelerates from a high speed to a low speed, the frequency may suddenly decrease, but due to the mechanical inertia of the motor, the motor may be in a regenerative power generation state, and the mechanical energy stored in the transmission system is converted into electrical energy by the motor.

Through retrieval, chinese patent discloses a block terminal with feedback function, and its application publication number is: 202020653636.7, which has the advantage of automatic warning when the internal temperature is too high, but it does not have the function of dehumidifying, in the environment of too humid or rainy days, a large amount of moisture enters into the device, which may cause the short circuit inside the device, and make the whole device paralyzed, unable to use, reducing the service life of the device, reducing the practicability and safety, inconvenient use.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a feedback device of primary frequency modulation and secondary frequency modulation conflict among electric wire netting power scheduling has the inside advantage of taking out the moisture of feedback device, the function of taking out the moisture has not been solved to current feedback device, in the environment of too moist or rainy day, a large amount of moisture access device's inside, probably lead to the inside short circuit that takes place of device promptly, make whole device paralysed, can't use, the life of device has been reduced, practicality and security have been reduced, the problem of inconvenient use of user.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: feedback device of primary frequency modulation and secondary frequency modulation conflict in electric wire netting power scheduling, the device comprises a device body, the right side fixedly connected with fixed column of device body, the rear side swing joint of fixed column has the adsorption plate, the right side fixedly connected with stop gear of device body, the dry powder switch box of left side fixedly connected with of device body, the inner wall fixedly connected with fan of device body, the left side fixedly connected with of device body and the connecting pipe that the fan cooperation was used, the bottom and the dry powder switch box fixed connection of connecting pipe, the left side fixedly connected with of dry powder switch box goes out the tuber pipe, the left side swing joint who goes out the tuber pipe has the guard plate, the inner wall swing joint of dry powder switch box has more to change the box.

Preferably, stop gear includes the fixed block, the left side and the device body fixed connection of fixed block, the inner wall fixedly connected with spring of fixed block, the front side fixedly connected with gag lever post of spring, the front side of gag lever post runs through to the front side of fixed block.

Preferably, the inner wall of the replacing box is fixedly connected with a filter screen, and the inner wall of the dry powder switch box is fixedly connected with a blocking cover matched with the air outlet pipe for use.

Preferably, the front side of the adsorption plate is fixedly connected with a dovetail block, and the top of the fixed column is provided with a dovetail groove matched with the dovetail block for use.

Preferably, the front side of the protection plate is fixedly connected with a positioning plate, and the front side of the air outlet pipe is fixedly connected with a clamping plate matched with the positioning plate for use.

Preferably, the rear side of the protection plate is fixedly connected with a hinge, and the air outlet pipe is movably connected with the protection plate through the hinge.

Preferably, a movable hole is formed in the front side of the fixing block and is matched with the limiting rod for use.

Preferably, the inner wall of the positioning plate is movably connected with a shaft pin, and the top of the positioning plate is provided with a limiting hole matched with the shaft pin for use.

(III) advantageous effects

Compared with the prior art, the utility model provides a feedback device of primary control and secondary control conflict in electric wire netting power scheduling possesses following beneficial effect:

the feedback device for the conflict between primary frequency modulation and secondary frequency modulation in power grid power dispatching comprises an adsorption plate, a fan can be enabled to suck air, moisture in the air is filtered for the first time through the adsorption plate, a large amount of moisture can not exist in the air, a limiting mechanism is arranged, a limiting rod can be enabled to be in contact with the top of the adsorption plate, the adsorption plate can not move up and down, a dry powder switch box is arranged, a large amount of dust and particles can not exist in the air to be discharged from an air outlet pipe, the moisture can not cause serious pollution to the atmosphere, a protection plate is arranged, the fan can not enter the inside of a device body due to backflow of the air when being stopped, the problem that the existing feedback device does not have a dehumidifying function is solved, and in an environment of being too humid or rainy day, a large amount of moisture enters the inside of the device, the short circuit is possibly caused inside the device, so that the whole device is paralyzed and can not be used, the service life of the device is shortened, and the problems of practicability, safety and inconvenience for a user to use are solved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present invention;

FIG. 2 is a perspective view of a partial structure of the present invention;

fig. 3 is a perspective view of the device body and the adsorption plate of the present invention;

FIG. 4 is an exploded view of a portion of the present invention;

FIG. 5 is a perspective view of the dry powder switch box, the blocking cover, the filter screen and the replacement box of the present invention;

fig. 6 is a perspective view of the middle air outlet pipe, the protection plate, the positioning plate, the clamping plate and the shaft pin of the present invention;

FIG. 7 is a rear view of a partial structure of the present invention;

fig. 8 is a partial enlarged view of a portion a in fig. 3 according to the present invention;

fig. 9 is a partial enlarged view of the position B in fig. 6 according to the present invention.

In the figure: 1. a device body; 2. a limiting mechanism; 201. a limiting rod; 202. a spring; 203. a fixed block; 3. a connecting pipe; 4. an air outlet pipe; 5. a protection plate; 6. drying the powder switch box; 7. an adsorption plate; 8. a movable hole; 9. a blocking shield; 10. replacing the box; 11. a filter screen; 12. positioning a plate; 13. clamping a plate; 14. a shaft pin; 15. a hinge; 16. a dovetail block; 17. a dovetail groove; 18. fixing a column; 19. a fan; 20. and a limiting hole.

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.

Examples

Referring to fig. 1-9, a feedback device of primary frequency modulation and secondary frequency modulation conflict in power grid power scheduling includes a device body 1, a fixed column 18 is fixedly connected to the right side of the device body 1, an adsorption plate 7 is movably connected to the rear side of the fixed column 18, a limiting mechanism 2 is fixedly connected to the right side of the device body 1, a dry powder switch box 6 is fixedly connected to the left side of the device body 1, a blower 19 is fixedly connected to the inner wall of the device body 1, a connecting pipe 3 used in cooperation with the blower 19 is fixedly connected to the left side of the device body 1, the bottom of the connecting pipe 3 is fixedly connected to the dry powder switch box 6, an air outlet pipe 4 is fixedly connected to the left side of the dry powder switch box 6, a protection plate 5 is movably connected to the left side of the air outlet pipe 4, a replacement box 10 is movably connected to the inner wall of the dry powder switch box 6, the limiting mechanism 2 includes a fixed block 203, and the left side of the fixed block 203 is fixedly connected to the device body 1, the inner wall fixedly connected with spring 202 of fixed block 203, the front side fixedly connected with gag lever post 201 of spring 202, the front side of gag lever post 201 runs through to the front side of fixed block 203, through setting up stop gear 2, when can making the contact of gag lever post 201 and the top of adsorption plate 7, can not make adsorption plate 7 drive dovetail 16 break away from the inner chamber of dovetail 17.

Furthermore, a filter screen 11 is fixedly connected to the inner wall of the replacement box 10, a blocking cover 9 used in cooperation with the air outlet pipe 4 is fixedly connected to the inner wall of the dry powder switch box 6, by arranging the filter screen 11, a large amount of dust and particles can not exist in the air to be discharged from the air outlet pipe 4, and moisture can not cause serious pollution to the atmosphere, by arranging the blocking cover 9, dry powder in the dry powder switch box 6 can not be blown out by the wind power of a fan 19, a dovetail block 16 is fixedly connected to the front side of the adsorption plate 7, a dovetail groove 17 used in cooperation with the dovetail block 16 is arranged at the top of the fixed column 18, by arranging the dovetail block 16 and the dovetail groove 17 in cooperation, the adsorption plate 7 can drive the dovetail block 16 to completely enter the inner cavity of the dovetail groove 17, so as to limit the adsorption plate 7, so that the phenomenon of falling can not occur, and the positioning effect can also be achieved, the front side of the protection plate 5 is fixedly connected with a positioning plate 12, the front side of the air outlet pipe 4 is fixedly connected with a clamping plate 13 matched with the positioning plate 12 for use, the positioning plate 12 can be clamped into the plate by arranging the positioning plate 12 and the clamping plate 13 for use, a user can insert a shaft pin 14 into an inner cavity of the limiting hole 20, the rear side of the protection plate 5 is fixedly connected with a hinge 15, the air outlet pipe 4 is movably connected with the protection plate 5 through the hinge 15, the protection plate 5 can be freely opened and closed by arranging the hinge 15, the front side of the fixing block 203 is provided with a movable hole 8, the movable hole 8 is matched with the limiting rod 201 for use, the movable hole 8 is arranged to reduce friction and collision between the limiting rod 201 and the fixing block 203 during movement, the user can press the limiting rod 201 more easily, the inner wall of the positioning plate 12 is movably connected with the shaft pin 14, the top of the positioning plate 12 is provided with the limiting hole 20 matched with the shaft pin 14 for use, through the cooperation that sets up pivot 14 and spacing hole 20 and use, can make behind the pivot 14 entering spacing hole 20's the inner chamber to spacing locating plate 12, the phenomenon that makes guard plate 5 can not take place to open.

In summary, the working principle and working process of the feedback device for conflict between primary frequency modulation and secondary frequency modulation in power grid power scheduling are that, when a user needs to dehumidify the inside of the device body 1, the user presses the limiting rod 201 to squeeze the spring 202, at this time, the user drives the adsorption plate 7 to drive the dovetail block 16 to move, so that the dovetail block 16 enters the inner cavity of the dovetail groove 17, after the dovetail block 16 enters the inner cavity of the dovetail groove 17, the user loosens the limiting rod 201, the limiting rod 201 limits the adsorption plate 7 through the reactive force of the spring 202, at this time, the user makes the shaft pin 14 separate from the inner cavity of the limiting hole 20, and opens the protection plate 5 through the hinge 15, when the protection plate 5 opens, the user opens the fan 19, so that air passes through the adsorption plate 7, then enters the dry powder switch box 6 through the connecting pipe 3, and impurities in the air are filtered through the filter screen 11, make inside air dry through dry powder simultaneously, at last, discharge the air through going out tuber pipe 4, realized taking out wet purpose to the inside of device body 1, made things convenient for user's use.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Feedback device of primary control and secondary control conflict in electric wire netting power scheduling, including device body (1), its characterized in that: a fixed column (18) is fixedly connected to the right side of the device body (1), an adsorption plate (7) is movably connected to the rear side of the fixed column (18), the right side of the device body (1) is fixedly connected with a limiting mechanism (2), the left side of the device body (1) is fixedly connected with a dry powder switch box (6), the inner wall of the device body (1) is fixedly connected with a fan (19), the left side of the device body (1) is fixedly connected with a connecting pipe (3) matched with the fan (19), the bottom of the connecting pipe (3) is fixedly connected with a dry powder switch box (6), the left side of the dry powder switch box (6) is fixedly connected with an air outlet pipe (4), the left side swing joint of air-out pipe (4) has guard plate (5), the inner wall swing joint of dry powder switch box (6) has more box (10) of changing.

2. The feedback device for the conflict of primary frequency modulation and secondary frequency modulation in the power grid power scheduling of claim 1, wherein: stop gear (2) are including fixed block (203), the left side and device body (1) fixed connection of fixed block (203), the inner wall fixedly connected with spring (202) of fixed block (203), the front side fixedly connected with gag lever post (201) of spring (202), the front side of gag lever post (201) runs through to the front side of fixed block (203).

3. The feedback device for the conflict of primary frequency modulation and secondary frequency modulation in the power grid power scheduling of claim 1, wherein: the inner wall fixedly connected with filter screen (11) of changing box (10), the inner wall fixedly connected with of dry powder switch box (6) blocks cover (9) with air-out pipe (4) cooperation use.

4. The feedback device for the conflict of primary frequency modulation and secondary frequency modulation in the power grid power scheduling of claim 1, wherein: the front side of the adsorption plate (7) is fixedly connected with a dovetail block (16), and a dovetail groove (17) matched with the dovetail block (16) for use is formed in the top of the fixing column (18).

5. The feedback device for the conflict of primary frequency modulation and secondary frequency modulation in the power grid power scheduling of claim 1, wherein: the front side fixedly connected with locating plate (12) of guard plate (5), the front side fixedly connected with of going out tuber pipe (4) is with cardboard (13) that locating plate (12) cooperation was used.

6. The feedback device for the conflict of primary frequency modulation and secondary frequency modulation in the power grid power scheduling of claim 1, wherein: the rear side of the protection plate (5) is fixedly connected with a hinge (15), and the air outlet pipe (4) is movably connected with the protection plate (5) through the hinge (15).

7. The feedback device for the conflict of primary frequency modulation and secondary frequency modulation in the power grid power scheduling of claim 2, wherein: the front side of fixed block (203) is opened and is equipped with activity hole (8), activity hole (8) and gag lever post (201) cooperation are used.

8. The feedback device for the conflict of primary frequency modulation and secondary frequency modulation in the power grid power scheduling of claim 5, wherein: the inner wall of the positioning plate (12) is movably connected with a shaft pin (14), and the top of the positioning plate (12) is provided with a limiting hole (20) matched with the shaft pin (14) for use.