CN211959096U

CN211959096U - Excitation cabinet for synchronous motor

Info

Publication number: CN211959096U
Application number: CN202020738723.2U
Authority: CN
Inventors: 谢勇; 曹锐; 吴魏; 肖骥; 黄超
Original assignee: Wust Electronic Control Equipment Co ltd
Current assignee: Wust Electronic Control Equipment Co ltd
Priority date: 2020-05-07
Filing date: 2020-05-07
Publication date: 2020-11-17
Anticipated expiration: 2030-05-07

Abstract

The utility model discloses an excitation cabinet for synchronous motor belongs to excitation cabinet technical field. An excitation cabinet for a synchronous motor comprises an excitation cabinet body, wherein the bottom of the excitation cabinet body is fixedly connected with a supporting plate, and four corners of the lower surface of the supporting plate are fixedly connected with first threaded rods; the utility model discloses, when the installation, promote the excitation cabinet body, remove to the draw-in groove under the effect of universal wheel in, then pass through the screwed pipe with first threaded rod and second threaded rod and link together, can be fixed with the excitation cabinet body, then insert the bolt in the bolt jack, can fix unable adjustment base subaerial, at last, the staff revolves wrong handle, make gasket and ground contact, when dismantling, revolve wrong handle, make the screw pole shift up, gasket and ground separation, then revolve wrong screwed pipe, and then can dismantle this device, dismantle the back and conveniently carry the excitation cabinet body at the universal wheel, make this device reach the installation of being convenient for, dismantle and the purpose of transport.

Description

Excitation cabinet for synchronous motor

Technical Field

The utility model relates to an excitation cabinet technical field especially relates to an excitation cabinet for synchronous motor.

Background

The excitation device is an electrical regulation device which is used for controlling and regulating the excitation current in an excitation system of the synchronous generator except an excitation power supply, and the excitation system is an indispensable part in power station equipment. The excitation system comprises an excitation power supply and an excitation device, wherein a main cabinet of the excitation power supply is an exciter or an excitation transformer; the excitation device is formed by combining an adjusting screen, a control screen, a de-excitation screen and a rectifying screen according to different specifications, models and use requirements, the excitation cabinet is common equipment on the generator, and specifically, excitation is to provide direct current electric energy for a rotor coil of the generator. The rotor of the generator is electrified with exciting current to form a magnetic field, and after the rotor rotates, the rotating magnetic field cuts the stator coil, so that induced potential is generated on the stator. The generator must be excited.

However, the existing excitation cabinet for the synchronous motor has the problem of inconvenient installation, disassembly and transportation.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem of inconvenient installation dismantlement and transport among the prior art, and the excitation cabinet for synchronous motor who proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an excitation cabinet for synchronous motor, is including the excitation cabinet body, the bottom fixedly connected with backup pad of the excitation cabinet body, the equal first threaded rod of fixedly connected with in four corners department of backup pad lower surface, the one end threaded connection of first threaded rod has the screwed pipe, the inside threaded connection of screwed pipe has the second threaded rod, the bottom fixedly connected with unable adjustment base of second threaded rod, the equal fixedly connected with sloping block in unable adjustment base's both ends, the draw-in groove has all been seted up to the both sides of sloping block and unable adjustment base upper surface, the equal fixedly connected with backing sheet in unable adjustment base's both sides.

Preferably, the lower surface of backup pad is fixedly connected with the universal wheel, the quantity of universal wheel is four, and four the left and right sides of universal wheel with rectangular array's form fixed connection in the backup pad lower surface.

Preferably, the upper surface of the supporting sheet is provided with a bolt insertion hole, and a bolt is inserted into the bolt insertion hole.

Preferably, one side of the excitation cabinet body is hinged with a movable door, and one side of the movable door is fixedly connected with a handle rod.

Preferably, the equal fixedly connected with supporting shoe in lower part of excitation cabinet body left and right sides, the upper surface of supporting shoe sets up threaded hole, the inside threaded connection of screw hole has the lead screw, the bottom fixedly connected with supporting seat of lead screw, the top fixedly connected with handle of lead screw.

Preferably, the lower surface of the supporting seat is fixedly connected with a gasket, and the gasket is made of rubber.

Compared with the prior art, the utility model provides an excitation cabinet for synchronous motor possesses following beneficial effect:

1. the utility model discloses, through setting up first threaded rod, the screwed pipe, the second threaded rod, unable adjustment base, sloping block and draw-in groove, the staff when the installation, through promoting the excitation cabinet body, thereby can remove under the effect of universal wheel in the draw-in groove on the unable adjustment base, then pass through the screwed pipe with first threaded rod and second threaded rod and link together, thereby can fix the excitation cabinet body on unable adjustment base, and can prevent to excite the excitation cabinet body and slide under the effect of universal wheel, then through inserting the bolt in the bolt jack on the backing sheet with the bolt, thereby can fix unable adjustment base subaerial, at last, the staff revolves wrong handle through revolving, it is rotatory to make the handle rotatory drive screw pole, when the screw pole moves down, make the supporting seat, gasket and ground contact, thereby can further strengthen the steadiness of the excitation cabinet body.

2. The utility model discloses, when dismantling, the staff revolves the twist handle for the lead screw shifts up, and then makes gasket and ground separation, then revolves the twist threaded pipe and separates first threaded rod and second threaded rod, and then can dismantle this device, and can make things convenient for the staff to carry the excitation cabinet body under the effect of universal wheel after dismantling, thereby makes this device reach the purpose of being convenient for install, dismantle and transport.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses, when the installation, through promoting the excitation cabinet body, move to the draw-in groove under the effect of universal wheel in, then pass through the screwed pipe with first threaded rod and second threaded rod and link together, can be fixed with the excitation cabinet body, then insert the bolt in the bolt jack, can fix unable adjustment base subaerial, at last, the staff revolves the twist handle, make the supporting seat, gasket and ground contact, when dismantling, the staff revolves twist the handle, make the screw pole shift up, make the gasket separate with ground, then revolve twist the screwed pipe, and then can dismantle this device, can make things convenient for the staff to carry the excitation cabinet body at the universal wheel after the dismantlement, thereby make this device reach the purpose of being convenient for the installation, dismantle and transport.

Drawings

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

FIG. 2 is a schematic view of the fixing base structure of the present invention;

FIG. 3 is a schematic view of the supporting block structure of the present invention;

fig. 4 is an enlarged schematic view of a portion a in fig. 2 according to the present invention.

In the figure: 1. an excitation cabinet body; 2. a first threaded rod; 3. a threaded pipe; 4. a second threaded rod; 5. a fixed base; 6. a sloping block; 7. a card slot; 8. a support plate; 9. a support sheet; 10. a universal wheel; 11. a bolt; 12. a movable door; 13. a handle bar; 14. a support block; 15. a screw shaft; 16. a supporting seat; 17. A handle; 18. and (7) a gasket.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-4, an excitation cabinet for a synchronous motor comprises an excitation cabinet body 1, a movable door 12 is hinged to one side of the excitation cabinet body 1, a handle bar 13 is fixedly connected to one side of the movable door 12, the handle bar 13 is arranged to facilitate a worker to open the movable door 12 to observe the internal condition of the movable door, supporting blocks 14 are fixedly connected to the lower portions of the left side and the right side of the excitation cabinet body 1, threaded holes are formed in the upper surfaces of the supporting blocks 14, a screw rod 15 is connected to the internal threads of the threaded holes, a supporting seat 16 is fixedly connected to the bottom end of the screw rod 15, a gasket 18 is fixedly connected to the lower surface of the supporting seat 16, the gasket 18 is made of rubber, a handle 17 is fixedly connected to the top end of the screw rod 15, the worker drives the screw rod 15 to rotate by screwing the handle 17, and when the, The gasket 18 is in contact with the ground, so that the stability of the excitation cabinet body 1 can be further enhanced, when the excitation cabinet body is disassembled, a worker screws the handle 17 to move the screw rod 15 upwards, so that the gasket 18 is separated from the ground, the bottom of the excitation cabinet body 1 is fixedly connected with the supporting plate 8, the lower surface of the supporting plate 8 is fixedly connected with the universal wheels 10, the number of the universal wheels 10 is four, the four universal wheels 10 are fixedly connected to the left side and the right side of the lower surface of the supporting plate 8 in a rectangular array mode, and the worker can conveniently carry the excitation cabinet body 1 under the action of the universal wheels 10 after the disassembly, so that the device achieves the purposes of convenient installation, disassembly and carrying, the four corners of the lower surface of the supporting plate 8 are fixedly connected with the first threaded rods 2, one end of each first threaded rod 2 is in threaded connection with the threaded pipe 3, and the, then the first threaded rod 2 and the second threaded rod 4 are separated by screwing the threaded pipe 3, and the device can be disassembled, the bottom end of the second threaded rod 4 is fixedly connected with the fixed base 5, both ends of the fixed base 5 are fixedly connected with the inclined blocks 6, both sides of the upper surfaces of the inclined blocks 6 and the fixed base 5 are provided with the clamping grooves 7, when the device is installed, a worker can move into the clamping grooves 7 on the fixed base 5 under the action of the universal wheels 10 by pushing the excitation cabinet body 1, then the first threaded rod 2 and the second threaded rod 4 are connected together through the threaded pipe 3, so that the excitation cabinet body 1 can be fixed on the fixed base 5 and can be prevented from sliding under the action of the universal wheels 10, both sides of the fixed base 5 are fixedly connected with the supporting plates 9, and then the bolts 11 are inserted into the bolt insertion holes on the supporting plates 9, therefore, the fixed base 5 can be fixed on the ground, the upper surface of the supporting sheet 9 is provided with a bolt jack, and a bolt 11 is inserted into the bolt jack.

In the utility model, when the worker installs, the worker can move to the clamping groove 7 on the fixed base 5 under the action of the universal wheel 10 by pushing the excitation cabinet body 1, then the first threaded rod 2 and the second threaded rod 4 are connected together through the threaded pipe 3, so that the excitation cabinet body 1 can be fixed on the fixed base 5, and the excitation cabinet body 1 can be prevented from sliding under the action of the universal wheel 10, then the fixed base 5 can be fixed on the ground by inserting the bolt 11 into the bolt jack on the support sheet 9, and finally, the worker rotates the handle 17 by screwing the handle 17, so that the handle 17 rotates to drive the screw rod 15 to rotate, when the screw rod 15 moves downwards, the support seat 16 and the gasket 18 are contacted with the ground, so that the stability of the excitation cabinet body 1 can be further enhanced, when the worker dismantles, the worker screws the handle 17 to move upwards the screw rod 15, and then make gasket 18 and ground separation, then twist screwed pipe 3 and separate first threaded rod 2 and second threaded rod 4, and then can dismantle this device, and can make things convenient for the staff to carry excitation cabinet body 1 under the effect of universal wheel 10 after dismantling to make this device reach the purpose of being convenient for install, dismantle and transport.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an excitation cabinet for synchronous motor, is including the excitation cabinet body (1), its characterized in that, bottom fixedly connected with backup pad (8) of the excitation cabinet body (1), the equal first threaded rod of fixedly connected with (2) of four corners department of backup pad (8) lower surface, the one end threaded connection of first threaded rod (2) has screwed pipe (3), the internal thread connection of screwed pipe (3) has second threaded rod (4), the bottom fixedly connected with unable adjustment base (5) of second threaded rod (4), the equal fixedly connected with sloping block (6) in both ends of unable adjustment base (5), draw-in groove (7) have all been seted up to the both sides of sloping block (6) and unable adjustment base (5) upper surface, the equal fixedly connected with backing sheet (9) in both sides of unable adjustment base (5).

2. An excitation cabinet for a synchronous motor according to claim 1, characterized in that universal wheels (10) are fixedly connected to the lower surface of the supporting plate (8), the number of the universal wheels (10) is four, and four of the universal wheels (10) are fixedly connected to the left and right sides of the lower surface of the supporting plate (8) in a rectangular array.

3. The excitation cabinet for the synchronous motor according to claim 1, wherein a bolt insertion hole is formed in the upper surface of the support sheet (9), and a bolt (11) is inserted into the bolt insertion hole.

4. The excitation cabinet for the synchronous motor according to claim 1, wherein a movable door (12) is hinged to one side of the excitation cabinet body (1), and a handle bar (13) is fixedly connected to one side of the movable door (12).

5. The excitation cabinet for the synchronous motor according to claim 1, wherein the excitation cabinet body (1) is fixedly connected with supporting blocks (14) at the lower parts of the left side and the right side, the upper surface of each supporting block (14) is provided with a threaded hole, a screw rod (15) is connected with the threaded hole in a threaded manner, the bottom end of the screw rod (15) is fixedly connected with a supporting seat (16), and the top end of the screw rod (15) is fixedly connected with a handle (17).

6. Excitation cabinet for a synchronous motor according to claim 5, characterized in that a gasket (18) is fixedly connected to the lower surface of the support base (16), and the gasket (18) is made of rubber.