CN220629209U

CN220629209U - Alternating current excitation adjusting device

Info

Publication number: CN220629209U
Application number: CN202322336827.7U
Authority: CN
Inventors: 王飞; 张吉文
Original assignee: Wuhan Yixin Electric Co ltd
Current assignee: Wuhan Yixin Electric Co ltd
Priority date: 2023-08-30
Filing date: 2023-08-30
Publication date: 2024-03-19
Anticipated expiration: 2033-08-30

Abstract

The utility model provides an alternating current excitation adjusting device, which comprises a base, wherein a mounting frame is mounted at the top of the base, an excitation regulator is fixedly mounted in the mounting frame, the front end of the excitation regulator is provided with an operation end, two sides of the excitation regulator are provided with radiating windows, a bottom plate is mounted on the base through the insertion of a plug post and a jack, four corners are provided with limiting function, stability after the device is placed is kept, vibration generated during the operation of the device is buffered through a tray and a spring.

Description

Alternating current excitation adjusting device

Technical Field

The utility model relates to the technical field of excitation regulators, in particular to an alternating current excitation regulating device.

Background

The excitation regulator mainly comprises an excitation power supply, an excitation amplifier and a regulating circuit. The excitation power supply provides an excitation current, which may be a direct current power supply or an alternating current power supply. The excitation amplifier amplifies the current output by the excitation power supply to a sufficient magnitude to control the excitation current of the generator. The regulating circuit regulates the output voltage of the generator through controlling the exciting current according to the load and voltage requirement of the system, and the domestic device can be divided into a semiconductor analog excitation regulator, a microcomputer (including a programmable controller) digital excitation regulator, a hybrid microcomputer (including a programmable controller) analog excitation regulator and the like.

The patent CN215010096U proposes a microcomputer excitation regulator, through setting up buffer backing plate, first gasbag, the second gasbag, first spring and second spring, when this device needs to put on place the bench surface, buffer backing plate is by placing the bench extrusion and upwards extrudees first gasbag this moment, after sucking disc subassembly and place the bench and closely adsorb, the gas in the first gasbag is by extruding into the second gasbag this moment, contact plate and sealing frame are separated with excitation regulator main part this moment, the contact plate can cushion side collision this moment, through setting up sealing frame, when this device does not use, can put this device at corresponding support surface, this moment first gasbag is in initial state, sealing frame and excitation regulator main part side in close contact simultaneously, realize the shielding to the louvre, avoid the dust to get into excitation regulator main part inside through the louvre, make the dustproof performance of this device more ideal.

In the scheme, although the opening and blocking of the radiating hole are realized through the expansion and restoration of the air bag, when the device is used, the fan in the excitation regulator can drive dust in the air to enter the device, and even if the device is blocked when the device is not used, the dust in the device still can be accumulated, and the existing technical mode is to protect the radiating hole by using the dust screen, but after the device is used for a long time, the dust accumulated on the surface of the dust screen needs to be manually removed and cleaned, so that the dust is more troublesome.

Disclosure of Invention

Aiming at the defects existing in the prior art, the utility model aims to provide an alternating current excitation adjusting device so as to solve the problems in the background art, the alternating current excitation adjusting device is novel in structure, the excitation adjusting device is placed on a base through a mounting frame to keep stability, dust is prevented from entering through a cooling fan and an air box to shield a cooling window, the cooling fan and the excitation adjusting device are split, the cooling fan is convenient to clean and overhaul, high-efficiency heat dissipation of the excitation adjusting device during working is guaranteed, and meanwhile inconvenience of manually cleaning a dust screen is also saved.

In order to achieve the above object, the present utility model is realized by the following technical scheme: the utility model provides an alternating current excitation adjusting device, includes the base, the installing frame is installed at the base top, and fixed mounting has excitation regulator in the installing frame, excitation regulator's front end is provided with the operation end, and the both sides of excitation regulator have seted up the heat dissipation window, the installing frame includes the bottom plate, excitation regulator places on the bottom plate, the bottom plate back is fixed with the roof-rack, and roof-rack and excitation regulator top contact, the roof-rack top is fixed with the handle, the installing frame both sides are connected with the curb plate through the hinge rotation, and the radiator fan is installed to the position that corresponds the heat dissipation window on the curb plate surface.

Further, one end of the cooling fan, which is close to the cooling window, is fixed with an air box, and the air box covers the whole cooling window.

Further, a sealing ring is fixed at the outer edge of the bellows, which is in contact with the excitation regulator.

Further, the dust screen is fixed on the outer side of the cooling fan, and the fan blade shaft rod of the cooling fan penetrates out of the dust screen to be fixed with the cleaning rod, and the cleaning rod is in sliding contact with the outer surface of the dust screen.

Further, the bottom of the side plate is provided with a moving groove, bolts are inserted into the moving groove in a meshed mode, the bottom plate is provided with screw holes corresponding to the positions of the bolts, and the bolts can be inserted into the screw holes in a meshed mode.

Further, the top four corners department of base is fixed with the spliced pole, the jack has been seted up to the position that the bottom plate corresponds the spliced pole, and the spliced pole slidable inserts inside the jack.

Further, the support plate is sleeved on the surface of the inserting column in a sliding manner, the support plate is in extrusion contact with the bottom of the bottom plate, and the spring is sleeved on the surface of the inserting column between the base and the support plate.

The utility model has the beneficial effects that: the utility model relates to an alternating current excitation regulating device, which comprises a base; inserting a column; a supporting plate; a spring; a jack; a mounting frame; a bottom plate; a top frame; a side plate; a moving groove; a bolt; a screw hole; a wind box; a heat radiation fan; a cleaning lever; a handle; an excitation regulator; a heat radiation window; an operation end; a seal ring;

1. according to the utility model, through the insertion of the inserted column and the insertion hole, the bottom plate is arranged on the base, the four corners are provided with limiting functions, the stability of the device after being placed is maintained, and vibration generated during the working of the device is buffered through the tray and the spring.

2. According to the utility model, the shaft rod outside the fan blade penetrates out of the dust screen, and the cleaning rod with the hairbrush can directly clean accumulated dust on the outer surface of the dust screen along with the rotation of the fan, so that the later-stage manual cleaning difficulty is reduced.

3. When the vertical plate is vertical, the bellows covers the heat dissipation window, external dust is reduced through the sealing ring, one side of the heat dissipation fan positioned at two sides of the excitation regulator is air inlet, and the other side is air outlet, so that the heat dissipation efficiency of the inside of the excitation regulator is improved.

4. Compared with the prior art, the excitation regulator is placed on the base through the mounting frame to keep stability, the radiating window is shielded by the radiating fan and the bellows, dust is prevented from entering, the radiating fan and the excitation regulator are split, the radiating fan is convenient to clean and overhaul, high-efficiency heat dissipation of the excitation regulator during working is guaranteed, and meanwhile inconvenience of manually cleaning the dust screen is also saved.

Drawings

FIG. 1 is a schematic diagram of the overall frontal structure of an AC excitation adjusting device according to the present utility model;

FIG. 2 is a schematic diagram showing the connection between a mounting frame and a base of an AC excitation adjusting device according to the present utility model;

FIG. 3 is a schematic view of a mounting frame of an AC excitation adjusting device according to the present utility model;

fig. 4 is a schematic diagram showing a locking connection between a side plate and a bottom plate of an ac excitation adjusting device according to the present utility model.

In the figure: 1. a base; 11. inserting a column; 12. a supporting plate; 13. a spring; 14. a jack; 2. a mounting frame; 21. a bottom plate; 22. a top frame; 23. a side plate; 231. a moving groove; 232. a bolt; 233. a screw hole; 24. a wind box; 25. a heat radiation fan; 26. a cleaning lever; 27. a handle; 3. an excitation regulator; 31. a heat radiation window; 32. an operation end; 4. and (3) sealing rings.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

Referring to fig. 1 to 4, the present utility model provides a technical solution: the utility model provides an alternating current excitation adjusting device, includes base 1, installation frame 2 is installed at base 1 top, and fixed mounting has excitation regulator 3 in the installation frame 2, excitation regulator 3's front end is provided with operating end 32, and excitation regulator 3's both sides have seted up heat dissipation window 31, installation frame 2 includes bottom plate 21, excitation regulator 3 places on bottom plate 21, the bottom plate 21 back is fixed with roof-rack 22, and roof-rack 22 and excitation regulator 3 top contact, roof-rack 22 top is fixed with handle 27, installation frame 2 both sides are connected with curb plate 23 through the hinge rotation, and the radiator fan 25 is installed to the position that corresponds heat dissipation window 31 on the curb plate 23 surface, and the excitation regulator 3 among the scheme technology is the same with computer digital excitation regulator 3 mode and principle that current alternating current motor used, when using the device, installs excitation regulator 3 inside installation frame 2 and place on base 1, through the inside heat dissipation of fan 25 pair excitation regulator 3 on the riser.

In this embodiment, the one end that radiator fan 25 is close to radiator window 31 is fixed with bellows 24, and bellows 24 covers whole radiator window 31, the outward flange that bellows 24 and excitation regulator 3 contacted is fixed with sealing washer 4, radiator fan 25 outside is fixed with the dust screen, and radiator fan 25's flabellum axostylus axostyle wears out the dust screen and is fixed with clean pole 26, clean pole 26 and dust screen surface sliding contact, when the riser is vertical, bellows 24 covers on radiator window 31 to reduce the entering of external dust through sealing washer 4, be located radiator fan 25 one side of excitation regulator 3 both sides and be the air inlet, the opposite side is the air-out, improves the radiating efficiency to excitation regulator 3 inside, radiator fan 25 is driven by the small-size motor of taking, wears out the dust screen through the external axostylus axostyle of flabellum, and clean pole 26 with the brush can directly clear up the dust of piling up to the dust screen surface along with the rotation of fan, reduces the manual cleaning degree of difficulty in later stage.

In this embodiment, the bottom of the side plate 23 is provided with a moving slot 231, the moving slot 231 is internally engaged with a bolt 232, the bottom plate 21 is provided with a screw hole 233 corresponding to the position of the bolt 232, the bolt 232 can be engaged and inserted into the screw hole 233, the vertical plate rotates to be vertical, the bolt 232 in the moving slot 231 is rotated to engage with the screw hole 233 to complete locking of the side plate 23 and the bottom plate 21, thereby the side plate 23 is covered by the top frame 22 in cooperation with the excitation regulator 3, and the side plate 23 is opened when the excitation regulator 3 needs to be taken out independently.

In this embodiment, the top four corners department of base 1 is fixed with spliced pole 11, jack 14 has been seted up to the position that bottom plate 21 corresponds spliced pole 11, and spliced pole 11 slidable insert inside jack 14, spliced pole 11 has slidingly been cup jointed layer board 12 on the surface, and layer board 12 and bottom plate 21 bottom extrusion contact, spliced pole 11 has cup jointed spring 13 on the surface that lies in between base 1 and layer board 12, and the bottom plate 21 after the installation excitation regulator 3 is directly installed on base 1 through the grafting of spliced pole 11 and jack 14 to four corners department has spacing effect, and stability after the holding device placed provides the buffering through tray and spring 13 to the vibration that the device during operation produced, and this kind of mounting means is convenient, and it is convenient to dismantle.

When the device is used, the vertical plates rotate to be vertical, the bolts 232 in the rotating moving grooves 231 are meshed with the screw holes 233 to complete locking of the side plates 23 and the bottom plates 21, so that the excitation regulator 3 is wrapped by the top frame 22, the bottom plates 21 after the excitation regulator 3 is installed are directly installed on the base 1 through the insertion connection of the inserting posts 11 and the inserting holes 14, the four corners are provided with limiting effect, stability after the device is placed is kept, vibration generated during the operation of the device is buffered through the tray and the springs 13, the inside of the excitation regulator 3 is blown and cooled through the cooling fans 25 on the vertical plates on the two sides, the dust screen is penetrated out through the shaft rods outside the fan blades, and the cleaning rods 26 with the brushes can directly clean and accumulate dust on the outer surfaces of the dust screen along with the rotation of the fan.

While the fundamental and principal features of the utility model and advantages of the utility model have been shown and described, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. An alternating current excitation adjusting device comprises a base (1), and is characterized in that: the base (1) installs installing frame (2) at the top, and fixed mounting has excitation regulator (3) in installing frame (2), the front end of excitation regulator (3) is provided with operating end (32), and the both sides of excitation regulator (3) have seted up heat dissipation window (31), installing frame (2) include bottom plate (21), excitation regulator (3) are placed on bottom plate (21), bottom plate (21) back is fixed with roof-rack (22), and roof-rack (22) and excitation regulator (3) top contact, roof-rack (22) top is fixed with handle (27), installing frame (2) both sides are connected with curb plate (23) through the hinge rotation, and the position that corresponds heat dissipation window (31) on the curb plate (23) surface installs radiator fan (25).

2. An ac excitation regulating device according to claim 1, wherein: one end of the radiating fan (25) close to the radiating window (31) is fixed with a bellows (24), and the bellows (24) covers the whole radiating window (31).

3. An ac excitation regulating device according to claim 2, wherein: the outer edge of the bellows (24) contacted with the excitation regulator (3) is fixed with a sealing ring (4).

4. An ac excitation regulating device according to claim 3, wherein: the dust screen is fixed on the outer side of the cooling fan (25), a fan blade shaft lever of the cooling fan (25) penetrates out of the dust screen to be fixed with a cleaning rod (26), and the cleaning rod (26) is in sliding contact with the outer surface of the dust screen.

5. An ac excitation regulating device according to claim 1, wherein: the bottom of the side plate (23) is provided with a moving groove (231), the inside of the moving groove (231) is engaged and inserted with a bolt (232), the position of the bottom plate (21) corresponding to the bolt (232) is provided with a screw hole (233), and the bolt (232) can be engaged and inserted into the screw hole (233).

6. An ac excitation regulating device according to claim 1, wherein: the plug posts (11) are fixed at four corners of the top of the base (1), the positions of the bottom plate (21) corresponding to the plug posts (11) are provided with insertion holes (14), and the plug posts (11) can be slidably inserted into the insertion holes (14).

7. An ac excitation regulating device according to claim 6, wherein: the support plate (12) is sleeved on the surface of the inserting column (11) in a sliding manner, the support plate (12) is in extrusion contact with the bottom of the bottom plate (21), and the spring (13) is sleeved on the surface of the inserting column (11) between the base (1) and the support plate (12).