CN212785061U

CN212785061U - Variable frequency motor heat abstractor

Info

Publication number: CN212785061U
Application number: CN202021973845.6U
Authority: CN
Inventors: 焦伟; 王和山; 黄智�; 朱子龙
Original assignee: Hubei Zhongxuanli Motor Co ltd
Current assignee: Hubei Zhongxuanli Motor Co ltd
Priority date: 2020-09-10
Filing date: 2020-09-10
Publication date: 2021-03-23
Anticipated expiration: 2030-09-10

Abstract

The utility model discloses a variable frequency motor heat dissipation device, which comprises a protective box body, a variable frequency motor, a connecting groove and a fixed block, wherein both sides of the top end outside the protective box body are fixedly connected with supporting rods, two supporting rod tops are respectively provided with a first motor protective shell and a fixed block, a first motor is arranged inside the first motor protective shell, the first motor is in one-side transmission connection with a lead screw, the surface of the lead screw is provided with a moving block, a separation block is arranged between the moving blocks, the lower end of the moving block is fixedly connected with a connecting rod, the utility model can realize the rotation of the lead screw through the operation of the first motor by the arranged first motor, realize the sliding of the moving block on the lead screw through the rotation of the lead screw, and realize the moving of the position of the connecting rod through the movement of the moving block, thereby realize making the position of rotating the flabellum remove, realize the heat dissipation to whole inverter motor.

Description

Variable frequency motor heat abstractor

Technical Field

The utility model relates to a heat abstractor technical field, concretely relates to inverter motor heat abstractor.

Background

With the rapid development of power electronic technology and novel semiconductor devices, the alternating current speed regulation technology is continuously improved, and the gradually improved frequency converter is widely applied to an alternating current motor with good output waveform and excellent cost performance. For example; large motors used for steel rolling in steel mills, medium and small roller way motors, traction motors for railway and urban rail transit, elevator motors, hoisting motors for container hoisting equipment, motors for water pumps and fans, compressors, motors for household appliances and the like are all sequentially used by alternating-current variable-frequency speed-regulating motors, and good effects are achieved.

In inverter motor use, because inverter motor live power is stronger, consequently produce higher heat easily, need set up heat abstractor in the inverter motor outside, present general solution sets up the fan in the inverter motor outside, through the fan rotation, realizes inverter motor's heat dissipation, because inverter motor is bulky, the position that the fan cooled down is limited, can not take into account other positions of inverter motor, influences the radiating effect.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the limited problem in heat dissipation area that prior art exists, providing a inverter motor heat abstractor, this inverter motor heat abstractor has can be to the radiating effect of whole inverter motor.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a variable frequency motor heat abstractor, includes protective housing, inverter motor, spread groove and fixed block, the equal fixedly connected with bracing piece in the outside top both sides of protective housing, two the bracing piece top is provided with first motor protective housing and fixed block respectively, the inside first motor that is provided with of first motor protective housing, first motor one side transmission is connected with the lead screw, the lead screw surface is provided with the movable block, be provided with between the movable block and separate the piece, movable block lower extreme fixedly connected with connecting rod, the connecting rod lower extreme is provided with the second motor, second motor lower extreme is connected with the rotation flabellum through the pivot transmission.

Preferably, the other end of the screw rod is provided with a connecting piece, the connecting piece is located inside the open groove, the open groove is formed in the fixed block, and limiting rods are arranged at the upper end and the lower end of the screw rod.

Preferably, a first fixing plate is fixedly connected to one side inside the protective box body, a variable frequency motor is arranged on one side of the first fixing plate, a second fixing plate is arranged on the other side of the variable frequency motor, a bolt penetrates through the first fixing plate and the second fixing plate, and fixing screws are connected to two ends of the bolt in a threaded manner.

Preferably, the front surface of the protective box body is hinged with a protective door through a hinge, and one side of the protective door is provided with a glass sheet.

Preferably, both ends surface all is provided with the ventilation hole about the protection box, protection box top is provided with the shifting chute, the spread groove has been seted up to protection box one side.

Preferably, one side of the variable frequency motor is in transmission connection with a variable frequency motor rotating shaft, and the variable frequency motor rotating shaft penetrates through the connecting groove.

Compared with the prior art, the utility model provides a variable frequency motor heat abstractor possesses following beneficial effect:

1. the utility model discloses a first motor that sets up can be through the operation of first motor, realize making the lead screw rotate, through the lead screw that sets up, can rotate through the lead screw, realize making the movable block slide on the lead screw, through the movable block that sets up, can realize making connecting rod position carriage release lever through the removal of movable block position, thereby realize making the position of rotating the flabellum move, through the removal of rotating the flabellum position, realize the heat dissipation to whole inverter motor, through the connecting rod that sets up, can fix the position of movable block and second motor;

2. the utility model can avoid the rotation of the moving blocks in the moving process through the arranged limiting rods, can avoid the mutual contact of the two moving blocks through the arranged separating blocks, avoids the collision between the rotating fan blades, can fix the positions of the screw rod and the limiting rods through the arranged fixing blocks, can enable the connecting sheet to rotate in the open groove through the arranged open groove, and can realize the rotation connection of the screw rod and the fixing block through the rotation of the connecting sheet in the open groove through the arranged connecting sheet;

3. the utility model discloses a second fixed plate that sets up can be through reducing the distance between second fixed plate and the first fixed plate, realize fixing inverter motor in the protective housing, through the first fixed plate that sets up, can play the fixed action, through the bolt and the fixed screw that set up, can be through twisting the fixed screw on the bolt, realize reducing the distance between second fixed plate and the first fixed plate, reach fixed effect, through the glass piece that sets up, the person of facilitating the use observes the internal situation of device, through the guard gate that sets up, the person of facilitating the use opens the protective housing;

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 has the advantages of being scientific and reasonable in structure, convenience safe in utilization provides very big help for people.

Drawings

Fig. 1 is a sectional view of a heat dissipation device for a variable frequency motor according to the present invention;

fig. 2 is a front view of the heat dissipation device for a variable frequency motor of the present invention;

fig. 3 is a top view of a protective box in the heat dissipation device of the inverter motor of the present invention;

fig. 4 is an enlarged view of a in the inverter motor heat dissipation device provided by the present invention.

Description of the reference numerals

1. A protective box body; 2. a first motor guard housing; 3. a first motor; 4. a screw rod; 5. a limiting rod; 6. a moving block; 7. a separation block; 8. a fixed block; 9. opening the groove; 10. connecting sheets; 11. a connecting rod; 12. a second motor; 13. rotating the fan blades; 14. a first fixing plate; 15. a bolt; 16. fixing screws; 17. a variable frequency motor; 18. a second fixing plate; 19. a variable frequency motor shaft; 20. a vent hole; 21. connecting grooves; 22. a protective door; 23. a glass sheet; 24. a support rod.

Detailed Description

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", 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 simplification of description, but do not indicate or imply that the device or element to be referred must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the present invention provides a technical solution: a variable frequency motor heat dissipation device comprises a protective box body 1, a variable frequency motor 17, a connecting groove 21 and a fixed block 8, wherein two sides of the top end outside the protective box body 1 are fixedly connected with supporting rods 24, the top ends of the two supporting rods 24 are respectively provided with a first motor protective shell 2 and the fixed block 8, a first motor 3 is arranged inside the first motor protective shell 2 and can rotate through the operation of the first motor, a lead screw 4 is connected to one side of the first motor 3 in a transmission manner and can rotate through the lead screw to enable a movable block to slide on the lead screw, a movable block 6 is arranged on the surface of the lead screw 4 and can move through the movement of the position of the movable block, so that the position of a rotating fan blade is moved, the heat dissipation of the whole variable frequency motor is realized through the movement of the position of the rotating fan blade, a separation block 7 is arranged, avoid rotating and bumping between the flabellum, 6 lower extremes of movable block fixedly connected with connecting rod 11 can fix the position of movable block and second motor, and connecting rod 11 lower extreme is provided with second motor 12, can make and rotate the flabellum and rotate, and second motor 12 lower extreme is connected with rotation flabellum 13 through the pivot transmission, can realize the heat dissipation to inverter motor through the rotation of rotating the flabellum.

The utility model discloses in, preferred, the lead screw 4 other end is provided with connection piece 10, and connection piece 10 is located open groove 9 inside, and 8 inside open grooves 9 that are provided with of fixed block, lead screw 4 upper and lower both ends all are provided with gag lever post 5, can avoid the movable block at the removal in-process, appear the pivoted condition.

The utility model discloses in, preferably, the first fixed plate 14 of the inside one side fixedly connected with of

protection box

1, 14 one side of first fixed plate is provided with inverter motor 17, inverter motor 17 opposite side is provided with second fixed plate 18, it is provided with bolt 15 to run through between first fixed plate 14 and the second fixed plate 18, the equal threaded connection in 15 both ends of bolt has set screw 16, can move the set screw through twisting on the bolt, realize reducing the distance between second fixed plate and the first fixed plate, reach fixed effect.

The utility model discloses in, preferred, protection box 1 openly has protective door 22 through the hinge joint, and protective door 22 one side is provided with glass piece 23, the person of facilitating the use observation device internal conditions.

The utility model discloses in, preferred, both ends surface all is provided with ventilation hole 20 about the

protection box

1, and 1 top of protection box is provided with the shifting chute, and spread groove 21 has been seted up to 1 one side of protection box, can provide the space for the inverter motor pivot when placing inverter motor in the protection box, the putting into of the frequency conversion motor of being convenient for.

The utility model discloses in, preferred, the transmission of inverter motor 17 one side is connected with inverter motor pivot 19, and inverter motor pivot 19 runs through spread groove 21, can derive the protection box outside with the inverter motor pivot.

The utility model discloses a theory of operation and use flow: when the heat dissipation device is used, the protective door 22 is opened, the fixing screws 16 are unscrewed from the bolts 15, the bolts 15 are removed, the variable frequency motor 17 is placed on one side of the first fixing plate 14, the variable frequency motor rotating shaft 19 is placed in the connecting groove 21 on one side of the protective box body 1, the bolts 15 are placed, the fixing screws 16 are screwed down, the variable frequency motor 17 is fixed in the protective box body 1, the second motor 12 is opened, the rotating fan blades 13 are rotated, the heat dissipation of the variable frequency motor 17 is realized through the rotation of the rotating fan blades 13, the first motor 3 is opened, the screw rod 4 is rotated, the moving block 6 on the surface of the screw rod 4 can be moved through the rotation of the screw rod 4, the connecting rod 11 at the lower end of the moving block 6 can be moved at the upper end of the protective box body 1 through the movement of the moving block 6, so that the position of the second motor 12 is moved, the effect of moving the position of, the limiting rods 5 arranged at the upper end and the lower end of the screw rod 4 can prevent the moving blocks 6 from rotating, and the separating blocks 7 in the middle of the screw rod 4 can separate the two moving blocks 6 to prevent the two moving blocks 6 from colliding.

The preferred embodiments of the present invention have been described in detail above, but the present invention is not limited thereto. In the technical idea scope of the present invention, it can be right to the technical solution of the present invention perform multiple simple modifications, including each technical feature combined in any other suitable manner, these simple modifications and combinations should be regarded as the disclosed content of the present invention, and all belong to the protection scope of the present invention.

Claims

1. The utility model provides a variable frequency motor heat abstractor, includes protection box (1), variable frequency motor (17), spread groove (21) and fixed block (8), its characterized in that: the protective box body (1) is characterized in that supporting rods (24) are fixedly connected to two sides of the outer top end of the protective box body (1), two supporting rods (24) are arranged on the top ends of the supporting rods (24) respectively, a first motor protective shell (2) and a fixing block (8) are arranged inside the first motor protective shell (2), a lead screw (4) is connected to one side of the first motor (3) in a transmission mode, a moving block (6) is arranged on the surface of the lead screw (4), a separation block (7) is arranged between the moving block (6), a connecting rod (11) is fixedly connected to the lower end of the moving block (6), a second motor (12) is arranged at the lower end of the connecting rod (11), and a rotating fan blade (13).

2. The variable frequency motor heat dissipation device according to claim 1, wherein a connecting piece (10) is arranged at the other end of the screw rod (4), the connecting piece (10) is located inside the open groove (9), the open groove (9) is arranged inside the fixing block (8), and limiting rods (5) are arranged at the upper end and the lower end of the screw rod (4).

3. The variable frequency motor heat dissipation device according to claim 1, wherein a first fixing plate (14) is fixedly connected to one side inside the protective box body (1), a variable frequency motor (17) is arranged on one side of the first fixing plate (14), a second fixing plate (18) is arranged on the other side of the variable frequency motor (17), a bolt (15) penetrates through the first fixing plate (14) and the second fixing plate (18), and fixing screws (16) are connected to both ends of the bolt (15) in a threaded manner.

4. The variable frequency motor heat dissipation device as claimed in claim 1, wherein a protective door (22) is hinged to the front face of the protective box body (1) through a hinge, and a glass sheet (23) is arranged on one side of the protective door (22).

5. The variable frequency motor heat dissipation device according to claim 1, wherein the upper and lower end surfaces of the protective box (1) are provided with vent holes (20), the top end of the protective box (1) is provided with a moving groove, and one side of the protective box (1) is provided with a connecting groove (21).

6. The inverter motor heat dissipation device according to claim 1, wherein a side of the inverter motor (17) is in transmission connection with an inverter motor rotating shaft (19), and the inverter motor rotating shaft (19) penetrates through the connecting groove (21).