CN217470607U

CN217470607U - Alternating current motor controller

Info

Publication number: CN217470607U
Application number: CN202220739198.5U
Authority: CN
Inventors: 彭向阳; 金定邦
Original assignee: Suzhou Geruosi Electric Co ltd
Current assignee: Suzhou Geruosi Electric Co ltd
Priority date: 2022-04-01
Filing date: 2022-04-01
Publication date: 2022-09-20
Anticipated expiration: 2032-04-01

Abstract

The utility model discloses an AC motor controller, include: the device comprises an upper cover, a plurality of first fixing screws and a plurality of second fixing screws, wherein one side of the upper end surface of the upper cover is provided with a functional terminal, the functional terminal protrudes upwards along the vertical direction and is fixedly connected with the upper cover, the other side of the upper end surface of the upper cover is provided with a plurality of first fixing screws at intervals, and a partition plate fixedly connected with the upper cover is arranged between every two adjacent fixing screws; the bottom plate, the bottom plate upper cover is equipped with the upper cover, the both sides of bottom plate bottom are equipped with the heat dissipation strip respectively. Through fixing the function terminal on covering, both avoided the trouble problem of function terminal setting installation on the bottom plate, when also having solved the function terminal and damaging, need be with the problem that the upper cover was changed together, greatly reduced manufacturing cost and cost of maintenance, it is more convenient to install the function terminal, the later stage maintenance of being convenient for.

Description

Alternating current motor controller

Technical Field

The utility model relates to a controller technical field, specific be an AC motor controller.

Background

The miniature electric vehicle is energy-saving, green and environment-friendly and the like. The method is widely applied to the environmental sanitation industry and the entertainment industry. The controller drives the motor to rotate by utilizing inversion. An input binding post of the existing controller is independently arranged on a capacitor plate, and when the current is large, the single input binding post cannot enable the large current to pass through, so that the performance of the controller is influenced; and the existing controller usually radiates through the bottom plate, and the radiating effect is not good enough.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects in the prior art, the embodiment of the utility model provides an AC motor controller, it is used for solving at least one in the above problem.

The embodiment of the application discloses an alternating current motor controller, which is convenient to install and replace and later maintenance and reduces the maintenance cost by fixing a functional terminal on an upper cover; a copper bar fixedly connected is arranged on one side of the input binding post, so that the overcurrent intensity of the input binding post can be increased; and set up the heat dissipation strip in the both sides of bottom plate, enable the controller has better radiating effect, avoids the controller damages because of the high temperature.

Wherein, an AC motor controller includes:

one side of the upper end surface of the upper cover is provided with a through hole, and the other side of the upper end surface of the upper cover is provided with a plurality of wiring post holes at intervals;

the bottom plate, the bottom plate upper cover is equipped with the upper cover, be equipped with the PCB board on the bottom plate, fixed connection function terminal on the PCB board, the function terminal wears to establish the through-hole extremely on the upper cover terminal surface and with upper cover fixed connection, the bottom plate with be equipped with the electric capacity board between the PCB board, the both sides of electric capacity board have linked firmly the input terminal respectively, one side of input terminal is equipped with the copper bar rather than linking firmly, the both sides of bottom plate bottom are equipped with the heat dissipation strip respectively.

Furthermore, a terminal sealing ring is arranged between the functional terminal and the upper cover, and the size of the terminal sealing ring is consistent with that of the functional terminal.

Furthermore, the functional terminal is fixedly connected with the PCB through a plurality of first screws, and the functional terminal is fixedly connected with the upper cover through a plurality of second screws.

Furthermore, be equipped with 35 row needles in the functional terminal, 35 the row needle is 3 rows of settings.

Furthermore, one side of the functional terminal close to the outer edge of the upper cover is provided with a bayonet.

Furthermore, the bottom plate is made of aluminum alloy.

Furthermore, a sealing ring is arranged on the upper end face of the bottom plate and is abutted against the outer edge of the bottom of the upper cover.

Further, the upper cover is fixedly connected with the bottom plate through bolts.

Furthermore, the upper cover is provided with 5 binding post holes, two output binding posts are arranged between the input binding posts, and a partition plate fixedly connected with the upper cover is arranged between every two adjacent binding posts.

Furthermore, the power plate is arranged between the bottom plate and the capacitor plate, and the 3 output binding posts are fixedly connected with the power plate.

The utility model has the advantages as follows:

the functional terminal is fixed on the upper cover, so that the functional terminal is convenient to install and replace, is convenient to maintain later, and reduces the maintenance cost; a copper bar fixedly connected is arranged on one side of the input binding post, so that the overcurrent strength of the input binding post can be increased; and set up the heat dissipation strip in the both sides of bottom plate, enable the controller has better radiating effect, avoids the controller damages because of the high temperature.

In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an ac motor controller according to an embodiment of the present invention;

fig. 2 is a top view of a capacitor plate in an embodiment of the present invention;

fig. 3 is a right side view of the capacitor plate according to the embodiment of the present invention.

Reference numerals of the above figures: 10. an upper cover; 20. a terminal post hole; 30. a base plate; 40. a functional terminal; 50. a capacitive plate; 60. inputting a binding post; 70. copper bars; 80. a heat dissipation strip; 90. a terminal seal ring; 100. a seal ring; 110. an output binding post; 120. a separator.

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.

It should be noted that the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature.

According to the alternating current motor controller, the functional terminals are fixed on the upper cover, so that the alternating current motor controller is convenient to install and replace, is convenient to maintain at a later stage, and reduces the maintenance cost; a copper bar fixedly connected is arranged on one side of the input binding post, so that the overcurrent strength of the input binding post can be increased; and set up the heat dissipation strip in the both sides of bottom plate, enable the controller has better radiating effect, avoids the controller damages because of the high temperature.

The present invention will be described in detail with reference to the accompanying drawings 1 to 3 and the embodiments.

This embodiment alternating-current motor controller includes:

an upper cover 10, one side of the upper end surface of which is provided with a through hole and the other side is provided with a plurality of wiring post holes 20 at intervals;

bottom plate 30, bottom plate 30 upper cover 10 is equipped with upper cover 10, be equipped with the PCB board on the bottom plate 30, fixed connection function terminal 40 on the PCB board, function terminal 40 wears to establish the through-hole extremely on the 10 terminal surfaces of upper cover and with upper cover 10 fixed connection, bottom plate 30 with be equipped with electric capacity board 50 between the PCB board, electric capacity board 50's both sides have linked firmly input terminal 60 respectively, one side of input terminal 60 is equipped with the copper bar 70 rather than linking firmly, the both sides of bottom plate 30 bottom are equipped with heat dissipation strip 80 respectively.

With reference to fig. 1 and 2, in this embodiment, the ac motor controller includes: a top cover 10 and a bottom plate 30. And a through hole is formed in one side of the upper end surface of the upper cover 10. The through-hole is substantially rectangular. The functional terminals 40 are upwardly protruded in a vertical direction and fixedly coupled with the upper cover 10. A plurality of terminal post holes 20 are formed at the other side of the upper end surface of the upper cover 10 at intervals. The upper cover 10 is arranged on the bottom plate 30, and the upper cover 10 is arranged on the bottom plate. The bottom plate 30 is provided with a PCB board. The functional terminals 40 are fixedly connected to the PCB. The functional terminal 40 penetrates through the through hole to the end face of the upper cover 10 and is fixedly connected with the upper cover 10. A capacitor plate 50 is disposed between the bottom plate 30 and the PCB. The two sides of the capacitor plate 50 are respectively and fixedly connected with an input binding post 60. One side of the input binding post 60 is provided with a copper bar 70 fixedly connected with the input binding post. The both sides of bottom plate 30 bottom are equipped with heat dissipation strip 80 respectively, have increased controller and external contact surface have strengthened the radiating effect greatly, have prolonged the time of continuous work more, so that the controller can have better radiating effect at the during operation.

Specifically, in the present embodiment, a terminal sealing ring 90 is disposed between the functional terminal 40 and the upper cover 10. The terminal sealing ring 90 is sized to correspond to the functional terminal 40. The terminal sealing ring 90 can improve the sealing performance of the functional terminal 40, so as to improve the working performance of the functional terminal 40.

Specifically, in this embodiment, the functional terminal 40 is fixedly connected to the PCB by a plurality of first screws. The functional terminal 40 and the upper cover 10 are fixedly connected by a plurality of second screws. After using for a long time functional terminal 40 takes place to damage the back, the staff only need with the second fixed screw is dismantled, alright with functional terminal 40 is changed, and the maintenance in the later stage of being convenient for reduces cost of maintenance.

Specifically, in the present embodiment, 35 pin headers are provided in the functional terminals 40. 35 the row of needles is 3 rows. The pin header is directly connected with an external wiring harness.

Specifically, in this embodiment, a bayonet is provided at a side of the functional terminal 40 adjacent to the outer edge of the upper cover 10. The bayonet not only prevents that the pencil that inserts to work for a long time not hard up or pencil contact failure from leading to the controller can not normally work, influences the user and uses, can also prevent that plug-in components from inserting the reverse leading to the controller can not normally work.

Specifically, in this embodiment, the bottom plate 30 is made of an aluminum alloy. When the controller works, the direct current power supply is input to output three alternating currents, and the motor is driven to rotate through the inversion working principle of the controller. Because long-time work (including the controller in the course of the work output current or big or little also can influence the controller time of generating heat and shorten, the electric current is generated heat just fast greatly, and the electric current is generated heat just slowly for a short time, under the prerequisite will satisfy customer's technical parameter's the condition) the controller can generate heat, and the material is the aluminum alloy bottom plate 30 just plays a radiating effect, can let the controller can last long-time work, open bottom plate 30 bottom have the radiating groove increase with external contact surface, strengthened the radiating effect greatly, prolonged the time of continuous work more.

Specifically, in the present embodiment, a sealing ring 100 is provided on the upper end surface of the bottom plate 30. The sealing ring 100 abuts against the outer edge of the bottom of the upper cover 10. The sealing ring 100 can improve the sealing performance between the upper cover 10 and the bottom plate 30, and prevent external dust, water, etc. from entering the controller, which may damage internal components.

Specifically, in the present embodiment, the upper cover 10 and the bottom plate 30 are fixedly connected by bolts. When the inside components and parts of controller take place to damage, only need with the bolt dismantle alright with on duty with unpack between the bottom plate 30 to carry out the change of components and parts, the later stage maintenance of being convenient for.

Specifically, in this embodiment, 5 terminal holes 20 are provided on the upper cover 10. Between the two input terminals 60, there are 3 output terminals 110. A partition 120 fixedly connected with the upper cover 10 is arranged between two adjacent binding posts. The partition 120 can increase creepage distance between phases to separate a plurality of wire harnesses in the controller, and prevent short circuit caused by wire-to-wire crossing and influence normal operation of the controller.

Specifically, in this embodiment, the ac motor controller further includes a power board disposed between the bottom board 30 and the capacitor board 50. 3 output terminals 110 are fixedly connected to the power board.

The utility model discloses the principle and the implementation mode of the utility model are explained by applying the concrete embodiment, and the explanation of the above embodiment is only used for helping to understand the technical scheme and the core idea of the utility model; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the specific implementation and application scope, to sum up, the content of the present specification should not be understood as the limitation of the present invention.

Claims

1. An ac motor controller, comprising:

2. The ac motor controller according to claim 1, wherein a terminal sealing ring is provided between said functional terminal and said upper cover, said terminal sealing ring having a size corresponding to a size of said functional terminal.

3. The ac motor controller according to claim 1, wherein the functional terminal is fixedly connected to the PCB by a plurality of first screws, and the functional terminal is fixedly connected to the upper cover by a plurality of second screws.

4. The ac motor controller of claim 1, wherein there are 35 pin headers in said functional terminals, and 35 said pin headers are arranged in 3 rows.

5. The ac motor controller of claim 1, wherein a side of said functional terminal adjacent to an outer edge of said cover is provided with a bayonet.

6. The ac motor controller of claim 1, wherein the bottom plate is made of an aluminum alloy.

7. The ac motor controller according to claim 1, wherein a sealing ring is disposed on the upper end surface of the bottom plate, and the sealing ring abuts against the outer edge of the bottom of the upper cover.

8. The ac motor controller of claim 1, wherein said top cover is fixedly connected to said base plate by bolts.

9. The ac motor controller according to claim 1, wherein said upper cover has 5 said terminal holes, 3 output terminals are disposed between two said input terminals, and a partition plate is disposed between two adjacent terminals and fixedly connected to said upper cover.

10. The ac motor controller of claim 9, further comprising a power board disposed between said base plate and said capacitor plate, wherein 3 of said output studs are fixedly connected to said power board.