CN214177881U - Speed regulation controller for excitation synchronous motor - Google Patents
Speed regulation controller for excitation synchronous motor Download PDFInfo
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- CN214177881U CN214177881U CN202120088274.6U CN202120088274U CN214177881U CN 214177881 U CN214177881 U CN 214177881U CN 202120088274 U CN202120088274 U CN 202120088274U CN 214177881 U CN214177881 U CN 214177881U
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- synchronous motor
- controller
- shell
- conical cylinder
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Abstract
The utility model discloses an excitation synchronous motor speed governing controller, excitation synchronous motor speed governing controller includes the casing, the casing include the mounting panel and with mounting panel threaded connection's casing lid, be equipped with heat dissipation mechanism in the casing. The utility model has the advantages that the blower, the air guide sleeve comprising the outer conical cover and the inner conical cover form an annular air passage, thereby ensuring that the air flow in and out does not interfere with each other, realizing the rapid flow of the air flow in the shell of the controller and having better heat dissipation effect; the utility model discloses a be equipped with first bellying, water drainage tank, second bellying, sealing washer, sealing rubber head for the controller casing has better rain-proof effect, and the convenience is at outdoor operations.
Description
Technical Field
The utility model relates to an excitation synchronous motor equipment field specifically is an excitation synchronous motor speed governing controller.
Background
The traditional excitation synchronous motor speed regulation controller is fixedly installed outside the excitation synchronous motor by means of square shell protection, after frequent frequency conversion control operation is carried out, components inside the speed regulation controller generate more heat, the stability of the speed regulation controller is influenced when the external environment temperature is higher, and the service life of the controller is shortened.
SUMMERY OF THE UTILITY MODEL
Based on the deficiencies in the prior art mentioned in the background art, the utility model provides an excitation synchronous motor speed regulation controller for this reason.
The utility model discloses an adopt following technical scheme to overcome above technical problem, specifically do:
a speed regulation controller of an excitation synchronous motor comprises a shell, wherein the shell comprises a mounting plate and a shell cover in threaded connection with the mounting plate, and a heat dissipation mechanism is arranged in the shell;
the heat dissipation mechanism comprises an installation cylinder which is integrally formed with the installation plate, a circuit board is installed in the installation cylinder, a fan is arranged on the inner side of the circuit board, a flow guide cover is arranged on the outer side of the circuit board, the flow guide cover comprises an outer conical cylinder of which the end part is connected with the shell cover, and an inner conical cylinder connected with the inner wall of the outer conical cylinder is installed in the outer conical cylinder;
the front end of the shell cover is provided with an opening opposite to the air guide sleeve.
As a further aspect of the present invention: the opening screw thread of casing lid front end is connected with the protecgulum, the casing lid is the cylinder lid that the heat conduction material was made.
As a further aspect of the present invention: the outer wall of the inner conical cylinder is connected with the inner wall of the outer conical cylinder through a connecting rod.
As a further aspect of the present invention: and the outer end of the outer conical cylinder is provided with a dust screen.
As a further aspect of the present invention: the mounting plate penetrates through a fixing bolt and is fixedly connected with an external excitation synchronous motor through the fixing bolt.
As a further aspect of the present invention: the mounting cylinder is provided with a first annular bulge, and the shell cover is provided with a second bulge sleeved outside the first bulge; the mounting panel is located the first bellying outside and is equipped with water drainage tank, the casing lid with be equipped with the cover between the installation section of thick bamboo and establish sealing washer on the installation section of thick bamboo.
As a further aspect of the present invention: the front cover is connected with the shell cover through an anti-lost rope.
As a further aspect of the present invention: and a sealing rubber head matched with the opening at the front end of the air guide sleeve is nested on the inner side of the front cover.
As a further aspect of the present invention: the outer conical cylinder is in threaded connection with the shell cover.
After the structure more than adopting, the utility model discloses compare in prior art, possess following advantage:
the utility model discloses a be equipped with the fan, including the kuppe of outer conical cover, interior conical cover, outer conical cover and interior conical cover form an annular air flue, guarantee business turn over air current mutual noninterference, realize the quick flow of controller casing internal air current, have better radiating effect.
The utility model discloses a be equipped with first bellying, water drainage tank, second bellying, sealing washer, sealing rubber head for the controller casing has better rain-proof effect, and the convenience is at outdoor operations.
Drawings
Fig. 1 is a front view of a field synchronous motor speed controller.
Fig. 2 is a schematic diagram of the internal structure of the field synchronous motor speed controller.
Fig. 3 is a schematic perspective view of a nacelle in a speed controller of an excited synchronous motor.
In the figure: 1-mounting a plate; 101-a drainage channel; 102-a first boss; 2-a housing cover; 201-a second boss; 3-fixing the bolt; 4, mounting a cylinder; 5-a circuit board; 6, mounting a column; 7-mounting bolts; 8-sealing ring; 9-a flow guide cover; 901-an outer conical cylinder; 902-inner tapered cylinder; 903-connecting rod; 904-dust screen; 10-a front cover; 11-sealing the rubber head; 12-anti-lost rope; 13-a fan.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
Referring to fig. 1 to 3, in an embodiment of the present invention, an excitation synchronous motor speed regulation controller includes a housing, the housing includes a mounting plate 1 and a housing cover 2 in threaded connection with the mounting plate 1, and a heat dissipation mechanism is disposed in the housing.
In this embodiment, the heat dissipation mechanism includes an installation cylinder 4 integrally formed with the installation plate 1, a circuit board 5 is installed in the installation cylinder 4, a fan 13 is disposed on the inner side of the circuit board 5, a diversion cover 9 is disposed on the outer side of the circuit board 5, the diversion cover 9 includes an outer tapered cylinder 901 whose end is connected to the housing cover 2, and an inner tapered cylinder 902 connected to the inner wall of the outer tapered cylinder 901 is installed in the inner tapered cylinder 901; the front end of the shell cover 2 is provided with an opening opposite to the air guide sleeve 9.
Specifically, an annular air passage is formed between the inner conical cylinder 902 and the outer conical cylinder 901, the fan 13 generates an outward air flow, the generated air flow blows over the circuit board 5, the heat on the circuit board 5 is taken away and discharged out of the housing through the inner conical cylinder 902, when the air pressure in the housing is reduced, the external atmosphere enters the housing from the annular air passage between the inner conical cylinder 902 and the outer conical cylinder 901, the exchange flow of the air flow in the housing and the external atmosphere is realized, the mutual interference of the air flow in and out is avoided, the heat exchange efficiency is improved, and a better heat exchange effect is achieved.
In addition, when the circuit board 5 needs to be overhauled and maintained, the shell cover 2 only needs to be screwed, so that the speed regulation controller can be conveniently detached and maintained.
In another embodiment of the present invention, the opening of the front end of the housing cover 2 is connected with the front cover 10 by screw thread; the shell cover 2 is a cylindrical cover made of heat conducting materials.
Specifically, when needs use in outdoor low temperature rain water environment, use the opening of 2 front ends of protecgulums 10 sealed casing lid closes simultaneously fan 13 relies on casing lid 2 that uses the heat conduction material to dispel the heat the cooling for the device adapts to different operation environment, has better adaptability.
In this embodiment, the outer end of the outer conical cylinder 901 is provided with a dust screen 904.
Specifically, when the controller shell exchanges air flow with the outside, dust enters the shell to corrode the circuit board 5, and electric elements in the shell are protected.
In this embodiment, the outer wall of the inner tapered cylinder 902 is connected to the inner wall of the outer tapered cylinder 901 through a connecting rod 903, and the dust screen 904 is fixedly connected to the outer tapered cylinder 901 through a bolt fastening manner.
In this embodiment, the outer conical cylinder 901 is screwed to the housing cover 2, so as to facilitate the removal of the pod 9.
Specifically, need right when the dust screen in the kuppe 9 is changed, can be through revolving soon casing lid 2, pull down kuppe 9 in step, then revolve soon kuppe 9 again and pull down kuppe 9, then carry out the change of dust screen 904, also conveniently wash the maintenance to kuppe 9 simultaneously.
In another embodiment of the present invention, the mounting plate 1 is penetrated by a fixing bolt 3, and the mounting plate 1 is fixedly connected to an external magnetic synchronous motor through the fixing bolt.
Specifically, the mounting plate 1 is mounted and dismounted with an external excited synchronous motor by screwing the fixing bolt 3.
In this embodiment, a mounting post 6 is abutted to the inner side of the circuit board 5, a mounting bolt 7 penetrates through the circuit board 5, and the mounting bolt 7 is screwed with the mounting post 6.
Specifically, the circuit board 5 is suspended and fixed by the mounting columns 6 and the mounting bolts 7, so that the air flow generated by the fan 13 is uniformly blown on the circuit board 5, heat is conveniently taken away from the circuit board 5, and the heat dissipation effect is ensured.
In this embodiment, the mounting cylinder 4 is provided with a first annular protrusion 102, and the housing cover 2 is provided with a second protrusion 201 which is sleeved outside the first protrusion 102; the mounting panel 1 is located the first bellying 102 outside and is equipped with water drainage tank 101, casing lid 2 with be equipped with the cover between the installation section of thick bamboo 4 and establish sealing washer 8 on the installation section of thick bamboo 4.
In the illustrated embodiment, the drain channel 101 is an annular channel;
specifically, through being equipped with first bellying 102 and second bellying 201 and setting up the water drainage tank 101 in the first bellying 102 outside of mutually supporting for the rainwater falls down on the controller and can be better lower arrange, and the gathering on the no longer controller avoids the rainwater to get into from the gap between casing lid 2 and the mounting panel 1 and leads in the casing simultaneously, has better water-proof effects.
In this embodiment, the front cover 10 is connected to the housing cover 2 by a loss prevention string 12 to prevent the front cover 10 from being lost
In this embodiment, a sealing rubber head 11 fitted to the front end opening of the air guide sleeve 9 is nested inside the front cover 10, so as to improve the waterproof performance of the joint between the front cover 10 and the housing cover 2.
The foregoing is illustrative of the preferred embodiments of the present invention only, and is not to be construed as limiting the claims. The present invention is not limited to the above embodiments, and the specific structure thereof is allowed to be changed. However, all changes which come within the scope of the independent claims of the invention are to be embraced therein.
Claims (9)
1. The speed regulation controller of the excited synchronous motor is characterized by comprising a shell, wherein the shell comprises a mounting plate (1) and a shell cover (2) in threaded connection with the mounting plate (1), and a heat dissipation mechanism is arranged in the shell;
the heat dissipation mechanism comprises an installation cylinder (4) integrally formed with the installation plate (1), a circuit board (5) is installed in the installation cylinder (4), a fan (13) is arranged on the inner side of the circuit board (5), a flow guide cover (9) is arranged on the outer side of the circuit board (5), the flow guide cover (9) comprises an outer conical cylinder (901) of which the end part is connected with the shell cover (2), and an inner conical cylinder (902) connected with the inner wall of the outer conical cylinder (901) is installed in the outer conical cylinder (901);
the front end of the shell cover (2) is provided with an opening opposite to the air guide sleeve (9).
2. The controller according to claim 1, wherein the front cover (10) is screwed to the opening of the front end of the housing cover (2), and the housing cover (2) is a cylindrical cover made of heat conducting material.
3. The speed-regulating controller of an excited synchronous motor according to claim 1, characterized in that the outer wall of the inner conical cylinder (902) is connected with the inner wall of the outer conical cylinder (901) through a connecting rod (903).
4. A speed-regulating controller for an excited synchronous motor according to any one of claims 1-3, characterized in that the outer conical cylinder (901) is fitted with a dust screen (904).
5. The speed-regulating controller of the excited synchronous motor according to claim 1, characterized in that a fixing bolt (3) penetrates through the mounting plate (1), and the mounting plate (1) is fixedly connected with the excited synchronous motor outside through the fixing bolt (3).
6. The excitation synchronous motor speed regulation controller according to claim 1, wherein the mounting cylinder (4) is provided with a first annular protruding portion (102), and the housing cover (2) is provided with a second protruding portion (201) which is sleeved outside the first protruding portion (102); mounting panel (1) are located first bellying (102) outside and are equipped with water drainage tank (101), casing lid (2) with be equipped with the cover between installation section of thick bamboo (4) and establish sealing washer (8) on installation section of thick bamboo (4).
7. A speed-regulating controller for an excited synchronous motor according to claim 2, characterized in that the front cover (10) is connected to the housing cover (2) by an anti-lost rope (12).
8. The excitation synchronous motor speed regulation controller according to claim 2, characterized in that a sealing rubber head (11) matched with the front end opening of the air guide sleeve (9) is nested inside the front cover (10).
9. A speed-regulating controller for an excited synchronous motor according to claim 3, characterized in that the outer conical cylinder (901) is screwed with the housing cover (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120088274.6U CN214177881U (en) | 2021-01-13 | 2021-01-13 | Speed regulation controller for excitation synchronous motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120088274.6U CN214177881U (en) | 2021-01-13 | 2021-01-13 | Speed regulation controller for excitation synchronous motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214177881U true CN214177881U (en) | 2021-09-10 |
Family
ID=77591694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120088274.6U Active CN214177881U (en) | 2021-01-13 | 2021-01-13 | Speed regulation controller for excitation synchronous motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214177881U (en) |
-
2021
- 2021-01-13 CN CN202120088274.6U patent/CN214177881U/en active Active
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