Vector heavy-load general frequency converter

Abstract

The invention discloses a vector heavy-load general frequency converter, and belongs to the technical field of frequency converters. Comprising a heat dissipation assembly, the heat dissipation assembly is installed on the left side of the outer surface of the frequency converter shell, a nested part is nested on the left side of the inner surface of the heat dissipation assembly, a first dustproof part is installed on the outer surface of the nested part, a first dustproof net is spot-welded on the right side of the outer surface of the first dustproof part, and a fan is rotationally arranged on the left side in the outer surface of the heat dissipation assembly. The frequency converter is provided with the frequency converter shell used in a sealed mode, the heat dissipation assembly is assembled on the outer side of the frequency converter shell to be matched with the air outlet, moisture is prevented from entering from the air outlet while moisture prevention and cooling are achieved, the air inlet moisture absorption effect is improved through the replaceable clamped moisture absorption assembly, rapid replacement is facilitated, falling caused by vibration of the frequency converter body is avoided, and the service life of the frequency converter is prolonged. And through cooperation of the first dustproof net and the air inlet, dust on the first dustproof net is cleaned, and the dustproof effect and the blocking prevention effect are improved.

Description

Technical Field

[0001] The present invention relates to the technical field of frequency converters, in particular to a vector heavy-load universal frequency converter. Background Art

[0002] The inverter is a power supply device that converts fixed-frequency AC into AC with continuously adjustable frequency and voltage to supply the motor. It is divided into different types of inverters according to the usage, and vector heavy-load general inverter is one of them. During use, it is not convenient to use it effectively in a humid environment, and it is easy to cause damage to the inverter due to excessive moisture.

[0003] In order to overcome the above-mentioned defects, the prior art (Chinese patent application with application number CN202121086312.0 and application date May 20, 2021) is a moisture-proof sealed vector inverter, which drives the limit screw to rotate by a driving motor, so that the limit screw is screwed with the support frame, so that the support frame is tightly buckled on the top side of the air inlet channel, so that the embedded cover is tightly embedded in the inside of the positioning groove. Such a structure is easy to operate and can improve the installation and disassembly efficiency of the embedded cover; there is also a prior art (Chinese patent application with application number CN202122077360.X and application date August 31, 2021) advanced vector inverter, by moving the U-shaped frame downward, the bottom of the two ends of the U-shaped frame are respectively inserted into the two square grooves, and then the bolts are rotated to screw into the shell. The U-shaped frame performs horizontal limiting treatment on the shell cover through two extension rods, and the bolts are rotated in the opposite direction. After the bolts are screwed out of the shell, the U-shaped frame is pulled up to disengage from the two square grooves, and then the shell cover can be removed to maintain the inverter body. The shell of the inverter body is The assembly and disassembly steps of the shell cover are simple, which is convenient for the maintenance of the inverter; and the prior art (application number is CN202322262444.X, and the application date is 2023.08.23 Chinese patent application) a moisture-proof vector inverter, by setting a moisture-proof component that can be pulled out on the inverter body, and the moisture-proof component adopts a detachable design of a rectangular grid and an isolation mesh cover, which is convenient for the rapid replacement of the desiccant. At the same time, after the ventilation and heat dissipation are completed, the two ends of the ventilation duct can be connected to the outside to accelerate the drying of the desiccant in the moisture-proof component. During ventilation, one end of the ventilation duct is closed by adjusting the arc plate, so that the external heat dissipation airflow must pass through the drying of the moisture-proof component before entering the interior of the inverter body; although the prior art can be moisture-proof, it is not convenient to make effective adjustments according to environmental changes during operation, and after a long period of moisture absorption work, the replacement of the moisture absorption structure is relatively cumbersome, which affects the moisture absorption effect, and the dust accumulation on the dustproof net is also difficult to clean during work.

[0004] In view of the above problems, it is urgent to carry out innovative design based on the original vector heavy-load general inverter. Summary of the invention

[0005] The purpose of the present invention is to provide a vector heavy-load general inverter to solve the problems raised in the above background technology that it is inconvenient to make effective adjustments according to environmental changes during operation, and after a long period of desiccant work, the replacement of the set desiccant structure is cumbersome, affecting the desiccant effect, and the dust accumulation on the dustproof net is difficult to clean during operation.

[0006] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a vector heavy-load general-purpose inverter is provided with an inverter housing that is convenient for work; including: a heat dissipation component, which is installed on the left side of the outer surface of the inverter housing, and a nesting component is nested on the left side of the inner surface of the heat dissipation component, and a dustproof component is installed on the outer surface of the nesting component, and a dustproof net is spot-welded on the right side of the outer surface of the dustproof component, and a fan is rotated on the left side of the outer surface of the heat dissipation component, and the heat dissipation component is provided with a moisture-proof replacement mechanism; a second dustproof component is snap-connected to the inner surface of the air inlet opened on the inner surface of the heat dissipation component, and a second dustproof net is spot-welded on the outer surface of the second dustproof component, and a grille is installed on the right side of the inner surface of the heat dissipation component, and a push plate is slid on the right front side of the heat dissipation component, and an extrusion spring is elastically connected between the push plate and the heat dissipation component, and the heat dissipation component is provided with a moisture-proof sealing mechanism.

[0007] Preferably, the heat dissipation component and the inverter housing form an integrated structure, and the heat dissipation component and the dustproof component form a limited nesting structure through a nesting part, and the dustproof component and the dustproof net form a welding structure, and the heat dissipation component and the fan form a ventilation structure.

[0008] Through the above structure, the positioning and assembly of the dustproof part 1 can be effectively controlled during use, and the dustproof net 1 made of diamond mesh can be matched to improve the dustproof effect.

[0009] Preferably, the second dustproof part forms a nested structure with the heat dissipation component through the air inlet, and the second dustproof part and the second dustproof net form a welding structure, and the heat dissipation component and the outer surface of the grille are embedded and installed, and the heat dissipation component forms an elastic sliding structure through the extrusion spring and the push plate.

[0010] The above structure facilitates back-blowing and cleaning of dust on the dustproof net by cooperating with the air inlet during use.

[0011] Preferably, the inner surface of the heat dissipation component in the moisture-proof replacement mechanism is nested and connected with a moisture absorption component, and a moisture absorption mesh pad is installed on the inner surface of the moisture absorption component, and a rotating part is rotated on the rear side of the inner surface of the moisture absorption component, and a gear is installed on the outer surface of the rotating part, and the gear is limited to rotate on the inner surface of the moisture absorption component; racks are meshed on the front and rear sides of the outer surface of the gear, and an extrusion block is installed on the outer surface of the rack, and a return spring is elastically connected between the extrusion block and the moisture absorption component, and a clamp is installed on the outer surface of the rack, and the clamp is limited to the inner surface of the heat dissipation component.

[0012] Through the above structure, the moisture absorbing component can be stably assembled during use, and through the relative clamping parts, a limit clamping is formed to prevent it from falling off.

[0013] Preferably, the moisture absorption component and the heat dissipation component form a nested structure, and the moisture absorption component and the moisture absorption mesh pad form a built-in structure, and the moisture absorption component and the rotating member form a rotating structure, and the moisture absorption component forms a rotating structure through the rotating member and the gear.

[0014] Through the above structure, it is convenient to stably control the moisture absorption component to form a built-in assembly during use, and cooperate with the rotating member to control the rotation of the gear.

[0015] Preferably, the gear and rack form a meshing structure, and the rack forms an elastic telescopic structure with the moisture absorption component through the extrusion block and the return spring, and the moisture absorption component forms a limiting locking structure with the heat dissipation component through the rack and the clamp, and the rack, the extrusion block and the clamp form an integrated structure.

[0016] Through the above structure, the racks arranged at equal angles can be controlled during use to adjust the position of the clamping parts to form a limited clamping engagement.

[0017] Preferably, the inner surface of the heat dissipation component in the moisture-proof sealing mechanism is rotatably connected to baffle two, and the outer surface of baffle two is rotatably connected to a connecting rod, and the connecting rod is rotatably connected to a push rod through an eccentric axis one, and the eccentric axis one is limitedly slidably connected to a limiting groove one opened in the heat dissipation component, and at the same time, the internal thread of the push rod is connected to a threaded rod, and a telescopic component is telescopically arranged on the upper side of the outer surface of the push rod, and the telescopic component is limitedly rotated inside the heat dissipation component, and at the same time, an air outlet is installed on the right side of the outer surface of the inverter housing, and the inner surface of the air outlet is rotatably connected to baffle one.

[0018] Through the above structure, it is convenient to stably assemble baffle 1 and baffle 2 during use, thereby improving the moisture-proof effect of the inverter body. In a relatively humid environment, the air intake and air outlet are reduced to cool the inverter body and avoid affecting the safety of use.

[0019] Preferably, the heat dissipation assembly and baffle 2 form an equidistant rotation structure, and baffle 2 and the connecting rod form a rotating structure, and the connecting rod forms a rotation structure with the push rod through the eccentric axis 1, while the eccentric axis 1 and the limiting groove 1 form an arc sliding structure, and the push rod forms a threaded telescopic structure with the telescopic assembly through the threaded rod.

[0020] Through the above structure, the angle of the baffle 2 can be controlled during use to control the air intake. In a humid environment, the air intake can be reduced or stopped, and the external humid environment can be used to cool the inverter body.

[0021] Preferably, an air inlet assembly is installed on the upper and lower sides of the outer surface of the heat dissipation assembly, and the inner surface of the air inlet assembly is rotatably connected to a lead screw, and the outer surface of the lead screw is threadedly connected to a moving block, and the moving block is limited and slid on the inner surface of the air inlet assembly, and at the same time, the inner surface of the moving block is rotatably connected to a connecting rod, and the inner surface of the connecting rod is rotatably connected to baffle three through eccentric axis two, and baffle three is limited and slid on the inner surface of limit groove two opened in the heat dissipation assembly through eccentric axis two.

[0022] Through the above structure, the use of the baffle plate 3 is effectively controlled during use, thereby improving the dust removal effect.

[0023] Preferably, the air inlet assembly is symmetrically installed with respect to the middle section of the inner surface of the heat dissipation assembly, and the air inlet assembly forms a rotating structure with the connecting rod through the lead screw and the movable block, and the connecting rod forms a rotating structure with the baffle three through the eccentric axis two, while the baffle three forms a rotating structure with the heat dissipation assembly through the air inlet, and the baffle three forms a limited sliding structure with the limit groove two through the eccentric axis two.

[0024] Through the above structure, the opening of the air inlet can be effectively controlled during use, and the dustproof net can be dust-removed.

[0025] Compared with the prior art, the present invention has the following beneficial effects: 1. A sealed inverter housing is provided, and a heat dissipation component is assembled on the outside thereof to cooperate with the air outlet, so as to form a moisture-proof and cooling function while preventing moisture from entering from the air outlet. The replaceable moisture absorption component is used to improve the air intake and moisture absorption effect, and is easy to replace quickly, and avoids falling off due to the vibration of the inverter body. In addition, the dust on the dust net 1 is cleaned by cooperating with the dust net 1 and the air inlet, thereby improving the dust prevention and clogging prevention effect.

[0026] 2. A moisture-proof replacement mechanism is provided. Through the built-in assembled moisture-absorbing component and the moisture-absorbing mesh pad, the cooling wind can be filtered. The moisture-absorbing effect is improved by the high-molecular moisture-absorbing material in the moisture-absorbing mesh pad. The clamp assembled with the moisture-absorbing component can effectively improve the stability of the installation of the moisture-absorbing component to prevent it from falling off due to vibration. Furthermore, the rotation of the gear is controlled by the rotating part, so as to adjust the position of the extrusion block and the clamp installed on the rack. The stability of the moisture-absorbing component is controlled by the clamp block, and the reset spring connected with the extrusion block is used to prevent the moisture-absorbing component from falling off.

[0027] 3. A moisture-proof sealing mechanism is provided. After being detected by the environmental monitoring module embedded in the heat dissipation component, when the external environment is excessively humid, the temperature of the inverter body will be controlled through the external environment, and the angles of baffle two and baffle one will be controlled to control the air intake and air outlet, thereby improving the stability of moisture-proof and cooling treatment; further, through the cooperation of baffle two and the grille, the air intake can be effectively blocked, and the air inlet at baffle three can be opened. The fan can be flipped to control the wind force to clean the dustproof net one, thereby improving the cleaning effect and avoiding affecting the internal environment of the inverter body. In normal environments, the cleaning can also be controlled. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1 It is a schematic diagram of the three-dimensional structure of the inverter housing of the present invention; Figure 2 A schematic diagram of a three-dimensional structure of a half-sectioned inverter housing of the present invention; Figure 3 It is a schematic diagram of a partial cross-sectional three-dimensional structure of the heat dissipation component of the present invention; Figure 4 It is a schematic diagram of a partially cutaway rear-view stereoscopic structure of a heat dissipation assembly of the present invention; Figure 5 For the present invention Figure 4 A in the middle is an enlarged schematic diagram of the three-dimensional structure; Figure 6 It is a schematic diagram of the three-dimensional structure of the push plate of the present invention; Figure 7 This is a schematic diagram of the three-dimensional structure of the baffle plate 2 of the present invention; Figure 8 It is a schematic diagram of the three-dimensional structure of the baffle of the present invention.

[0029] In the figure: 1. inverter housing; 2. heat dissipation component; 3. nested component; 4. dustproof component 1; 5. dustproof net 1; 6. fan; 7. air inlet; 8. dustproof component 2; 9. dustproof net 2; 10. grille; 11. push plate; 12. extrusion spring; 13. moisture absorption component; 14. moisture absorption net pad; 15. rotating component; 16. gear; 1601. rack; 1602. extrusion block; 1603. reset spring; 1604. clamp; 17. air outlet; 18. baffle 1; 19. baffle 2; 20. connecting rod; 21. limit slot 1; 22. push rod; 23. threaded rod; 24. telescopic component; 25. air inlet component; 26. lead screw; 27. moving block; 28. connecting rod; 29. ​​limit slot 2; 30. baffle 3. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0031] See also Figure 1-Figure 8 , the present invention provides a technical solution: a vector heavy-duty general-purpose inverter is provided with an inverter housing 1 that is convenient for working; Embodiment 1: Figure 1-Figure 3 The technical scheme shown in the figure, the present invention provides the following technical scheme: a vector heavy-load universal inverter, disclosed: comprising: a heat dissipation component 2, which is installed on the left side of the outer surface of the inverter housing 1, and a nesting piece 3 is nested on the left side of the inner surface of the heat dissipation component 2, and a dustproof component 4 is installed on the outer surface of the nesting piece 3, and a dustproof net 5 is spot-welded on the right side of the outer surface of the dustproof component 4, and a fan 6 is rotated on the left side of the outer surface of the heat dissipation component 2, and the heat dissipation component 2 is provided with a moisture-proof replacement mechanism; the heat dissipation component 2 and the inverter housing 1 form an integrated structure, and the heat dissipation component 2 forms a limited nesting structure with the dustproof component 4 through the nesting piece 3, and the dustproof component 4 and the dustproof net 5 form a welding structure, and the heat dissipation component 2 and the fan 6 form a ventilation structure; When in use, a heat dissipation component 2 is installed on the left side of the outer surface of the inverter housing 1. Through the nested component 3 assembled inside the heat dissipation component 2 and the dust-proof net 5 welded to the dust-proof component 4 installed therein, when the fan 6 inside the heat dissipation component 2 rotates, an air inlet dust-proof treatment will be formed to improve the dust-proof and moisture-proof effects, and the dust-proof component 4 can also be easily replaced through the built-in limit.

[0032] Embodiment 2: Figure 1 , Figure 2 , Figure 4 , Figure 5 and Figure 6The technical solution shown, on the basis of the first embodiment, also discloses the moisture-proof and replacement of the moisture-absorbing component 13, and its specific contents are as follows: the inner surface of the heat dissipation component 2 in the moisture-proof replacement mechanism is nested and connected with the moisture-absorbing component 13, and the inner surface of the moisture-absorbing component 13 is installed with a moisture-absorbing mesh pad 14, and a rotating member 15 is rotated on the rear side of the inner surface of the moisture-absorbing component 13, and a gear 16 is installed on the outer surface of the rotating member 15, and the gear 16 is limited to rotate on the inner surface of the moisture-absorbing component 13; the front and rear sides of the outer surface of the gear 16 are meshed with a rack 1601, and the outer surface of the rack 1601 is installed with an extrusion block 1602, and a return spring 1603 is elastically connected between the extrusion block 1602 and the moisture-absorbing component 13, and the outer surface of the rack 1601 is installed There is a clamping piece 1604, and the clamping piece 1604 is limited and clamped on the inner surface of the heat dissipation component 2; the moisture absorption component 13 and the heat dissipation component 2 form a nested structure, and the moisture absorption component 13 and the moisture absorption mesh pad 14 form a built-in structure, and the moisture absorption component 13 and the rotating member 15 form a rotating structure, and the moisture absorption component 13 and the gear 16 form a rotating structure through the rotating member 15; the gear 16 and the rack 1601 form a meshing structure, and the rack 1601 and the moisture absorption component 13 form an elastic telescopic structure through the extrusion block 1602 and the return spring 1603, and the moisture absorption component 13 forms a limited clamping structure with the heat dissipation component 2 through the rack 1601 and the clamping piece 1604, and the rack 1601, the extrusion block 1602 and the clamping piece 1604 form an integrated structure.

[0033] When the heat dissipation component 2 is working, the moisture absorbing mesh pad 14 assembled by the moisture absorbing component 13 built into the heat dissipation component 2 will absorb moisture from the cooling wind to prevent moisture in the air from damaging the internal components of the inverter body. After the moisture absorbing mesh pad 14 in the moisture absorbing component 13 has worked for a certain period of time, it will be replaced to control the rotating part 15 assembled by the moisture absorbing component 13 to rotate, and the gear 16 installed on the rotating part 15 can be adjusted to rotate, and the gear 16 is meshed to adjust the rack 1601 to move up and down, thereby controlling the extrusion block 1602 installed on the rack 1601 to reset the spring 16. 03 forms a shrinkage process, and simultaneously drives the clamp 1604 to detach from the heat dissipation component 2, and when the moisture absorption component 13 detaches from the heat dissipation component 2, the extrusion spring 12 assembled on the right front side of the heat dissipation component 2 controls the elastic adjustment of the push plate 11, thereby driving the moisture absorption component 13 to detach from the heat dissipation component 2 by a certain distance, avoiding the clamp 1604 from being engaged on the heat dissipation component 2 again, improving the stability of the moisture absorption component 13 on the heat dissipation component 2, and stably assembling the new moisture absorption component 13 in the heat dissipation component 2, which can cooperate with the elastic reset engagement of the clamp 1604 to form an effective limit engagement to avoid falling off later.

[0034] Embodiment 3: Figure 1 ,picture, Figure 7 and Figure 8The technical solution shown, on the basis of the second embodiment, also discloses air intake control when it is too humid, as well as dust and dust cleaning treatment, the specific contents of which are as follows: a second dust-proof part 8 is snap-connected to the inner surface of the air inlet 7 opened on the inner surface of the heat dissipation component 2, and a second dust-proof net 9 is spot-welded on the outer surface of the second dust-proof part 8, and a grille 10 is installed on the right side of the inner surface of the heat dissipation component 2, and a push plate 11 is slidably provided on the right front side of the heat dissipation component 2, and an extrusion spring 12 is elastically connected between the push plate 11 and the heat dissipation component 2, and the heat dissipation component 2 is provided with a moisture-proof sealing mechanism; the second dust-proof part 8 forms a nested structure with the heat dissipation component 2 through the air inlet 7, and the second dust-proof part 8 and the second dust-proof net 9 form a welding structure , and the heat dissipation component 2 is embeddedly installed with the outer surface of the grille 10, and the heat dissipation component 2 forms an elastic sliding structure with the push plate 11 through the extrusion spring 12; the inner surface of the heat dissipation component 2 in the moisture-proof sealing mechanism is rotatably connected with the baffle plate 19, and the outer surface of the baffle plate 19 is rotatably connected with the connecting rod 20, and the connecting rod 20 is rotatably connected with the push rod 22 through the eccentric axis, and the eccentric axis is limitedly slidably connected in the limiting groove 21 provided in the heat dissipation component 2, and the internal thread of the push rod 22 is connected with the threaded rod 23, and the upper side of the outer surface of the push rod 22 is telescopically provided with a telescopic component 24, and the telescopic component 24 is limitedly rotated inside the heat dissipation component 2, and the outer surface of the inverter housing 1 An air outlet 17 is installed on the right side of the surface, and a baffle 18 is rotatably connected to the inner surface of the air outlet 17; the heat dissipation component 2 and the baffle 2 19 form an equidistant rotation structure, and the baffle 2 19 and the connecting rod 20 form a rotation structure, and the connecting rod 20 forms a rotation structure with the push rod 22 through the eccentric axis 1, and the eccentric axis 1 and the limiting groove 1 21 form an arc sliding structure, and the push rod 22 forms a threaded telescopic structure with the telescopic component 24 through the threaded rod 23; an air inlet component 25 is installed on the upper and lower sides of the outer surface of the heat dissipation component 2, and the inner surface of the air inlet component 25 is rotatably connected to the lead screw 26, and the outer surface of the lead screw 26 is threadedly connected to the moving block 27, and the moving block 27 is limited to slide on the air inlet The inner surface of the component 25, and the inner surface of the moving block 27 is rotatably connected to the connecting rod 28, and the inner surface of the connecting rod 28 is rotatably connected to the baffle three 30 through the eccentric axis two, and the baffle three 30 is limited and slid on the inner surface of the limiting groove two 29 opened in the heat dissipation component 2 through the eccentric axis two; the air inlet component 25 is symmetrically installed about the middle section of the inner surface of the heat dissipation component 2, and the air inlet component 25 forms a rotating structure with the connecting rod 28 through the lead screw 26 and the moving block 27, and the connecting rod 28 forms a rotating structure with the baffle three 30 through the eccentric axis two, and the baffle three 30 forms a rotating structure with the heat dissipation component 2 through the air inlet 7, and the baffle three 30 forms a limited sliding structure with the limiting groove two 29 through the eccentric axis two.

[0035] When the environmental monitoring module assembled in the heat dissipation component 2 detects that the moisture content in the air is relatively high, the telescopic component 24 assembled in the heat dissipation component 2 is started to control the built-in motor to drive the threaded rod 23 to rotate, and the push rod 22 is threadedly controlled to extend and retract inside the telescopic component 24. Since the telescopic component 24 is positioned and rotated on the front and rear sides of the outer surface of the heat dissipation component 2, the eccentric limit slide of the push rod 22 is synchronously controlled to slide in the limit groove 21, and the connecting rod 20 assembled in the eccentric limit is linked to rotate and control the baffle 2 19 arranged equidistantly to form a positioning rotation, and control the air intake control between the baffle 2 19 and the grille 10, and control the air outlet of the baffle 18 assembled at the air outlet 17 to avoid moisture entering from the air outlet 17, and when the dustproof net 5 needs to be cleaned, the control is started. The baffle plate 1 18 and the baffle plate 2 19 are closed, and the fan 6 is controlled to rotate in the opposite direction, so as to control the motor assembled by the air inlet component 25, drive the upper bidirectional threaded screw 26, control the moving block 27 to be centrally controlled, so that the moving block 27 rotates to drive the connecting rod 28 to rotate, and the eccentric axis 2 assembled by the connecting rod 28 slides in the limiting groove 29, controls the baffle plate 3 30 assembled by the eccentric axis 2 to form a positioning rotation, and forms an air inlet process through the air inlet 7, and cooperates with the dustproof part 2 8 and the dustproof net 2 9 to avoid the entry of dust, and at the same time, the wind can be controlled to enter through the air inlet 7, and the dust on the outside of the dustproof net 1 5 and the heat dissipation component 2 can be backblown and cleaned, thereby improving the service life of the dustproof and avoiding the entry of dust. After the cleaning is completed, it can be reset for the later cooling and moisture absorption work.

[0036] The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0037] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A vector heavy-duty general-purpose inverter, provided with an inverter housing (1) for easy operation; It is characterized in that include: A heat dissipation component (2) is mounted on the left side of the outer surface of the inverter housing (1), and a nesting piece (3) is nested on the left side of the inner surface of the heat dissipation component (2), and a dustproof component (4) is installed on the outer surface of the nesting piece (3), and a dustproof net (5) is spot-welded on the right side of the outer surface of the dustproof component (4), and a fan (6) is rotated on the left side of the outer surface of the heat dissipation component (2), and the heat dissipation component (2) is provided with a moisture-proof replacement mechanism; The second dustproof member (8) is snap-fitted to the inner surface of the air inlet (7) opened on the inner surface of the heat dissipation component (2), and the outer surface of the second dustproof member (8) is spot-welded with a second dustproof net (9), and a grille (10) is installed on the right side of the inner surface of the heat dissipation component (2), and a push plate (11) is slidably provided on the right front side of the heat dissipation component (2), and an extrusion spring (12) is elastically connected between the push plate (11) and the heat dissipation component (2), and the heat dissipation component (2) is provided with a moisture-proof sealing mechanism.

2. The vector heavy-load universal inverter according to claim 1 is characterized in that: The heat dissipation component (2) and the inverter housing (1) form an integrated structure, and the heat dissipation component (2) forms a limited nesting structure with the first dustproof component (4) through the nesting component (3), and the first dustproof component (4) and the first dustproof net (5) form a welding structure, and the heat dissipation component (2) and the fan (6) form a ventilation structure.

3. The vector heavy-load universal inverter according to claim 1 is characterized in that: The second dustproof member (8) forms a nested structure with the heat dissipation component (2) through the air inlet (7), and the second dustproof member (8) and the second dustproof net (9) form a welding structure, and the heat dissipation component (2) and the outer surface of the grille (10) are embedded and installed, and the heat dissipation component (2) forms an elastic sliding structure with the extrusion spring (12) and the push plate (11).

4. The vector heavy-load universal inverter according to claim 1 is characterized in that: In the moisture-proof replacement mechanism, a moisture-absorbing component (13) is nested and connected to the inner surface of the heat dissipation component (2), and a moisture-absorbing mesh pad (14) is installed on the inner surface of the moisture-absorbing component (13). A rotating member (15) is rotated on the rear side of the inner surface of the moisture-absorbing component (13), and a gear (16) is installed on the outer surface of the rotating member (15), and the gear (16) is limited to rotate on the inner surface of the moisture-absorbing component (13); a rack (1601) is meshed on the front and rear sides of the outer surface of the gear (16), and an extrusion block (1602) is installed on the outer surface of the rack (1601), and a return spring (1603) is elastically connected between the extrusion block (1602) and the moisture-absorbing component (13), and a clamp (1604) is installed on the outer surface of the rack (1601), and the clamp (1604) is limited to rotate on the inner surface of the heat dissipation component (2).

5. The vector heavy-load universal inverter according to claim 4 is characterized in that: The moisture absorption component (13) and the heat dissipation component (2) form a nested structure, the moisture absorption component (13) and the moisture absorption mesh pad (14) form a built-in structure, the moisture absorption component (13) and the rotating member (15) form a rotating structure, and the moisture absorption component (13) forms a rotating structure through the rotating member (15) and the gear (16).

6. The vector heavy-load universal inverter according to claim 4 is characterized in that: The gear (16) and the rack (1601) form a meshing structure, and the rack (1601) forms an elastic telescopic structure with the moisture absorption component (13) through the extrusion block (1602) and the return spring (1603), and the moisture absorption component (13) forms a limiting locking structure with the heat dissipation component (2) through the rack (1601) and the clamp (1604), while the rack (1601), the extrusion block (1602) and the clamp (1604) form an integrated structure.

7. The vector heavy-load universal inverter according to claim 1 is characterized in that: In the moisture-proof sealing mechanism, the inner surface of the heat dissipation component (2) is rotatably connected to baffle plate 2 (19), and the outer surface of baffle plate 2 (19) is rotatably connected to a connecting rod (20), and the connecting rod (20) is rotatably connected to a push rod (22) through an eccentric axis 1, and the eccentric axis 1 is limitedly slidably connected to a limit groove 1 (21) provided in the heat dissipation component (2), and the internal thread of the push rod (22) is connected to a threaded rod (23), and the upper side of the outer surface of the push rod (22) is telescopically provided with a telescopic component (24), and the telescopic component (24) is limitedly rotated inside the heat dissipation component (2), and an air outlet (17) is installed on the right side of the outer surface of the inverter housing (1), and the inner surface of the air outlet (17) is rotatably connected to baffle plate 1 (18).

8. The vector heavy-load universal inverter according to claim 1 is characterized in that: The heat dissipation component (2) and baffle plate 2 (19) form an equidistant rotation structure, and baffle plate 2 (19) and connecting rod (20) form a rotation structure, and the connecting rod (20) forms a rotation structure with a push rod (22) through an eccentric axis 1, while the eccentric axis 1 and limiting groove 1 (21) form an arc-shaped sliding structure, and the push rod (22) forms a threaded telescopic structure with a telescopic component (24) through a threaded rod (23).

9. The vector heavy-load universal inverter according to claim 1, characterized in that: An air inlet assembly (25) is installed on the upper and lower sides of the outer surface of the heat dissipation assembly (2), and the inner surface of the air inlet assembly (25) is rotatably connected to a lead screw (26), and the outer surface of the lead screw (26) is threadedly connected to a moving block (27), and the moving block (27) is limitedly slid on the inner surface of the air inlet assembly (25), and at the same time, the inner surface of the moving block (27) is rotatably connected to a connecting rod (28), and the inner surface of the connecting rod (28) is rotatably connected to a baffle plate three (30) through an eccentric shaft two, and the baffle plate three (30) is limitedly slid on the inner surface of a limiting groove two (29) opened in the heat dissipation assembly (2) through an eccentric shaft two.

10. The vector heavy-load universal inverter according to claim 9, characterized in that: The air inlet assembly (25) is symmetrically installed with respect to the middle section of the inner surface of the heat dissipation assembly (2), and the air inlet assembly (25) forms a rotating structure with the connecting rod (28) through the lead screw (26) and the moving block (27), and the connecting rod (28) forms a rotating structure with the baffle plate three (30) through the eccentric axis two, and the baffle plate three (30) forms a rotating structure with the heat dissipation assembly (2) through the air inlet (7), and the baffle plate three (30) forms a limited sliding structure with the limited slot two (29) through the eccentric axis two.

Images