Novel cabinet type frequency converter
The new cabinet-type inverter design addresses the issue of exposure and humidity by incorporating a flip heat dissipation component and ventilation system, providing protection and convenience in use.
Patent Information
- Application Number
- CN202420851282.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-23
- Publication Date
- 2024-12-10
- Estimated Expiration
- 2034-04-23
AI Technical Summary
Existing cabinet-type inverters are exposed to the outside and lack idle storage and dry protection, making them susceptible to contamination by humid air, which affects their long-term use.
A new cabinet-type inverter design featuring a flip heat dissipation component with rotating parts and a ventilation and drying system to protect the inverter from humid air and dust, including a turbine pump, bevel gears, and a material storage trough with drying blocks, allowing the inverter to be stored and flipped out for use.
The design ensures the inverter is protected from humid air and dust, enabling convenient use and effective heat dissipation, while preventing contamination and ensuring long-term reliability.
Smart Images
Figure CN222147400U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of frequency converters, in particular to a novel cabinet-type frequency converter. Background Art
[0002] The inverter is an electric energy control device that uses the on-off function of power semiconductor devices to convert industrial frequency power into electric energy of another frequency. By applying frequency conversion technology and microelectronics technology, the inverter can convert AC power with fixed voltage and frequency into AC power with variable voltage and frequency. It is mainly composed of rectification, filtering, inversion, braking unit, drive unit, monitoring unit, microprocessor unit, etc. The main applications of frequency converter include metallurgy and mining, building materials, large industrial rotary kiln, compressor, rolling mill, hoist, converter, roller table and other fields. Patent: CN 218041189 U discloses a cabinet-type frequency converter, including cabinet, circuit breaker, filter, transformer, mutual inductor, DC reactor, frequency conversion power unit, junction box. The frequency conversion power unit adopts unitized design. The corresponding frequency conversion power unit is selected according to the power specification of the cabinet-type frequency converter. The filter and mutual inductor are optional accessories. Whether to install them can be selected according to the needs of the cabinet-type frequency converter, or the corresponding filter and mutual inductor specifications can be selected according to the needs of the cabinet-type frequency converter for configuration. The inside of the junction box is divided into two independent wiring areas: manufacturer wiring area and user wiring area.
[0003] However, the existing cabinet-type inverters on the market have a relatively simple structure. The inverter is exposed to the outside and does not have the ability to be stored and protected when idle, and it does not have the ability to be dried and protected. It is easily contaminated by humid air, which is not conducive to the long-term use of the inverter. Therefore, we have made improvements to this and proposed a new cabinet-type inverter. Utility Model Content
[0004] The utility model aims to solve the problem that the existing cabinet-type inverter is exposed to the outside and has no ability of idle storage protection and dry protection, and is easily contaminated by humid air.
[0005] In order to achieve the above-mentioned utility model purpose, the utility model provides the following technical solutions:
[0006] New cabinet type inverter is used to improve the above problems.
[0007] The specific application is as follows:
[0008] It includes an installation cabinet, a connecting shaft is rotatably installed on the bottom inner wall of the installation cabinet, a mounting plate is fixed on the top outer wall of the connecting shaft, a frequency converter is installed on one side outer wall of the mounting plate, a flip heat dissipation component is arranged on the top outer wall of the installation cabinet, and a ventilation and drying component is arranged on the top outer wall of the installation cabinet.
[0009] As a preferred technical solution of the present application, the flip heat dissipation assembly includes a turbine pump fixed on the top outer wall of the installation cabinet, the rotating shaft of the turbine pump is a rotating tube, and a first bevel gear is fixedly mounted on the outer wall of the top end of the rotating tube, a connecting seat is fixedly mounted on the outer wall of one side of the top of the rotating tube, a forward and reverse motor is inlaid and fixedly mounted on the outer wall of one side of the connecting seat, one end of the output shaft of the forward and reverse motor is fixedly mounted with a second bevel gear, the first bevel gear and the second bevel gear are meshingly connected, an outer wall of one side of the turbine pump is connected to an intake pipe, and an outer wall of the other side of the turbine pump is connected to a pump air bend pipe, the pump air bend pipe is rotatably connected to the end of the rotating pipe, and a first rotary joint is mounted at the rotating connection, one end of the rotating pipe passes through the interior of the installation cabinet and is connected to the middle of the installation plate, and a one-way bearing is inlaid and mounted at the connection between the rotating pipe and the installation plate, a through opening is opened on the top outer wall of one side of the installation plate, one end of the rotating pipe passing through the through opening is rotatably connected to a blowing bend pipe, and a second rotary joint is mounted at the rotating connection, and one end of the blowing bend pipe passes through the interior of the inverter.
[0010] As a preferred technical solution of the present application, a material storage trough is provided on the top outer wall of the ventilation and drying component, ventilation holes are distributed on the bottom outer wall of the material storage trough, and a filter is fixed on the outer wall of the ventilation hole, the interior of the material storage trough is filled with drying blocks, a filter cover is provided on the top of the material storage trough, external threads are distributed on the outer wall of the filter cover, and internal threads are provided on the top inner wall of the material storage trough.
[0011] As a preferred technical solution of the present application, side panels are fixed to the outer walls of both side ends of the installation cabinet, and mounting screw holes are opened on the outer walls at both ends of the side panels.
[0012] As a preferred technical solution of the present application, an inner groove is opened on the inner wall of the bottom of the installation cabinet, the connecting shaft passes through the outer wall at one end of the inner groove and is fixed with a rotating gear, and a locking spring piece is fixed on the outer wall of one side of the inner groove, and one end of the locking spring piece is inserted into the tooth groove of the rotating gear.
[0013] As a preferred technical solution of the present application, a handle is fixed on the top outer wall of the filter cover.
[0014] Compared with the prior art, the utility model has the following beneficial effects:
[0015] In the scheme of this application:
[0016] 1. Through the setting of the flip heat dissipation component, the inverter is stored inside the installation cabinet, and the forward and reverse motors are controlled to reverse, and the rotating tube is driven to rotate under the cooperation of the bevel gears. Under the action of the one-way bearing, the mounting plate is driven to flip under the action of the connecting shaft, so that the inverter stored in the installation cabinet is flipped out, and the connecting shaft also drives the gear to rotate. The engaging springs at the end are gradually engaged in the tooth grooves of the gears to achieve the fixation of the mounting plate after flipping, which is conducive to the positioning and use of the inverter flipped out, and the inverter can be conveniently used; during use, the forward and reverse motors are controlled to rotate forward, and the rotating tube and the turbine pump are driven to rotate under the transmission of the bevel gears. The turbine pump sucks external air through the suction pipe, and pumps it out through the pump air elbow and inputs it into the rotating tube through the first rotary joint, and then continuously inputs air into the interior of the inverter through the second rotary joint and the blowing elbow, which plays a role in the heat dissipation of the inverter;
[0017] 2. Through the setting of ventilation and drying components, the inverter is stored inside the installation cabinet. The ventilation and heat dissipation in the installation cabinet can be carried out through the ventilation holes on the storage tank. The setting of the filter and the filter cover can prevent the entry of dust and impurities. During the ventilation, the drying block in the storage tank absorbs water vapor, effectively preventing humid air from invading the installation cabinet, thereby playing a role in moisture-proof protection of the inverter storage. BRIEF DESCRIPTION OF THE DRAWINGS
[0018] Figure 1 A schematic diagram of the overall three-dimensional structure of the new cabinet-type inverter provided in this application;
[0019] Figure 2 This is an enlarged structural diagram of area A in the new cabinet-type inverter provided in this application;
[0020] Figure 3 This is an enlarged structural diagram of area B in the new cabinet-type inverter provided in this application;
[0021] Figure 4 This is an enlarged structural diagram of the C area in the new cabinet-type inverter provided in this application.
[0022] Indicated in the figure:
[0023] 1. Installation cabinet; 2. Connecting shaft; 3. Installation plate; 4. Frequency converter; 5. Flip heat dissipation assembly; 6. Ventilation and drying assembly; 7. Side panel; 8. Installation screw hole; 9. Inner groove; 10. Rotating gear; 11. Snap-on spring; 12. Handle;
[0024] 501, turbine pump; 502, rotating tube; 503, first bevel gear; 504, connecting seat; 505, forward and reverse motor; 506, second bevel gear; 507, suction pipe; 508, pump air elbow; 509, first rotary joint; 510, one-way bearing; 511, through port; 512, second rotary joint; 513, blowing elbow;
[0025] 601, material storage trough; 602, ventilation hole; 603, filter screen; 604, drying block; 605, filter cover; 606, external thread; 607, internal thread. DETAILED DESCRIPTION
[0026] To make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be described clearly and completely in conjunction with the accompanying drawings. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments.
[0027] Therefore, the following detailed description of the embodiments of the present invention is not intended to limit the scope of the present invention to be protected, but merely represents some embodiments of the present invention. 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.
[0028] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features and technical solutions in the embodiments may be combined with each other.
[0029] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.
[0030] In the description of the present utility model, it should be noted that the terms "upper", "lower", etc. indicate the orientation or position relationship based on the orientation or position relationship shown in the drawings, or the orientation or position relationship in which the utility model product is usually placed when in use, or the orientation or position relationship commonly understood by those skilled in the art. Such terms are only for the convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", etc. are only used to distinguish the description, and cannot be understood as indicating or implying relative importance.
[0031] See also Figure 1 , Figure 2 , Figure 3 and Figure 4This embodiment proposes a new cabinet-type inverter, including an installation cabinet 1, a connecting shaft 2 is rotatably installed on the bottom inner wall of the installation cabinet 1, a mounting plate 3 is fixed on the top outer wall of the connecting shaft 2, an inverter 4 is installed on one side outer wall of the mounting plate 3, a flip heat dissipation component 5 is arranged on the top outer wall of the installation cabinet 1, and a ventilation and drying component 6 is arranged on the top outer wall of the installation cabinet 1. The inverter is installed on the mounting plate 3 in the installation cabinet 1, and the mounting plate 3 can be flipped under the action of the connecting shaft 2, so that the inverter can be flipped and stored when it is idle.
[0032] As a preferred embodiment, on the basis of the above-mentioned method, further, the flip heat dissipation component 5 includes a turbine pump 501 fixed on the top outer wall of the installation cabinet 1, the rotating shaft of the turbine pump 501 is a rotating tube 502, and a first bevel gear 503 is fixed on the outer wall of the top end of the rotating tube 502, a connecting seat 504 is fixed on the outer wall of one side of the top of the rotating tube 502, a forward and reverse motor 505 is embedded and fixed on the outer wall of one side of the connecting seat 504, and a second bevel gear 506 is fixed on one end of the output shaft of the forward and reverse motor 505, and the first bevel gear 503 and the second bevel gear 506 are meshed and connected. An air intake pipe 507 is connected to the outer wall of one side of the turbine pump 501, and a pump air bend pipe 508 is connected to the outer wall of the other side of the turbine pump 501. The pump air bend pipe 508 is rotatably connected to the end of the rotating pipe 502, and a first rotating joint 509 is installed at the rotating connection. One end of the rotating pipe 502 passes through the inside of the installation cabinet 1 and is connected to the middle of the installation plate 3, and a one-way bearing 510 is embedded and installed at the connection between the rotating pipe 502 and the installation plate 3. A through hole 511 is opened on the top outer wall of one side of the installation plate 3, and one end of the rotating pipe 502 passing through the through hole 511 is rotatably connected to the blowing bend pipe 513, and the rotating The connection is provided with a second rotary joint 512, and one end of the blowing elbow 513 runs through the interior of the frequency converter 4. The frequency converter is stored in the installation cabinet 1, and the forward and reverse motor 505 is controlled to step and reverse. The rotating tube 502 is driven to rotate under the cooperation of the second bevel gear 506 and the first bevel gear 503. The mounting plate 3 is driven to flip under the action of the connecting shaft 2 under the action of the one-way bearing 510, so that the frequency converter stored in the installation cabinet 1 is flipped out, and the frequency converter can be conveniently used. During use, the forward and reverse motor 505 is controlled to rotate forward, and the second bevel gear 506 and the first bevel gear 503 are driven to rotate. The bevel gear 503 drives the rotating tube 502 to rotate under the transmission, thereby driving the turbine pump 501 to rotate. The turbine pump 501 sucks external air through the suction pipe 507, pumps it out through the pump air bend 508, and inputs it into the rotating tube 502 through the first rotary joint 509, and then continuously inputs the air into the interior of the inverter through the second rotary joint 512 and the blowing bend 513, which plays a role in the heat dissipation of the inverter. The setting of the first rotary joint 509 and the second rotary joint 512 enables the rotating tube 502 to rotate independently during the gas transmission process.
[0033] As a preferred embodiment, on the basis of the above-mentioned method, further, a material storage groove 601 is provided on the top outer wall of the ventilation and drying component 6, ventilation holes 602 are distributed on the bottom outer wall of the material storage groove 601, and a filter screen 603 is fixed on the outer wall of the ventilation hole 602, and the interior of the material storage groove 601 is filled with a drying block 604, and a filter cover 605 is provided on the top of the material storage groove 601, and external threads 606 are distributed on the outer wall of the filter cover 605, and internal threads 607 are provided on the top inner wall of the material storage groove 601. The inverter is stored in the installation cabinet 1, and ventilation and heat dissipation in the installation cabinet 1 can be carried out through the ventilation holes 602 on the material storage groove 601. The setting of the filter screen 603 and the filter cover 605 can prevent the entry of dust and impurities. During ventilation, water vapor is absorbed by the drying block 604 in the material storage groove 601, which effectively prevents humid air from invading the installation cabinet 1, thereby playing a role in moisture-proof protection of the inverter storage.
[0034] As a preferred embodiment, on the basis of the above method, further, side panels 7 are fixed on the outer walls of both side ends of the installation cabinet 1, and mounting screw holes 8 are opened on the outer walls at both ends of the side panels 7. The installation cabinet 1 and the inverter are installed through the mounting screw holes 8 and bolts.
[0035] As a preferred embodiment, on the basis of the above method, an inner groove 9 is further provided on the inner wall at the bottom of the installation cabinet 1, and the connecting shaft 2 passes through the outer wall at one end of the inner groove 9, and a rotating gear 10 is fixedly mounted on it. A locking spring piece 11 is fixed on the outer wall on one side of the inner groove 9, and one end of the locking spring piece 11 is inserted into the tooth groove of the rotating gear 10. The above-mentioned mounting plate 3 is flipped under the action of the connecting shaft 2. During the flipping and transfer out of the inverter, the connecting shaft 2 also drives the rotating gear 10 to rotate in the inner groove 9. During the process, the locking spring piece 11 at the end is gradually engaged with the tooth groove of the rotating gear 10, so that the mounting plate 3 is fixed after flipping, which is beneficial to the positioning and use of the flipping and transfer out of the inverter.
[0036] As a preferred embodiment, based on the above method, further, a handle 12 is fixed on the top outer wall of the filter cover 605, and the filter cover 605 on the storage tank 601 is unscrewed and removed by the handle 12, which is convenient for replacing and replenishing the drying block 604 in the storage tank 601.
[0037] Specifically, when the new cabinet-type frequency converter is working / in use: the frequency converter is installed on the mounting plate 3 in the mounting cabinet 1, and the mounting plate 3 can be flipped under the action of the connecting shaft 2, so that the frequency converter can be flipped and stored when it is idle. The frequency converter is stored inside the mounting cabinet 1, and the forward and reverse motors 505 are controlled to step and reverse, and the rotating tube 502 is driven to rotate under the coordinated transmission of the second bevel gear 506 and the first bevel gear 503, and the mounting plate 3 is driven to flip under the action of the connecting shaft 2 under the action of the one-way bearing 510, so that the frequency converter stored in the mounting cabinet 1 is flipped and transferred out, and the mounting plate 3 is flipped under the action of the connecting shaft 2. During the process of flipping and transferring the frequency converter out, the connecting shaft 2 also drives the rotating gear 10 to rotate in the inner groove 9. During the process, the engaging spring pieces 11 at the end are gradually engaged in the tooth grooves of the rotating gear 10, so that the mounting plate 3 is fixed after flipping, which is beneficial to the positioning use of the frequency converter flipping and transferring out, and the frequency converter can be conveniently used. During use, the forward and reverse motors 505 are controlled to rotate forward. The second bevel gear 506 and the first bevel gear 503 cooperate to drive the rotating tube 502 to rotate, thereby driving the turbine pump 501 to rotate. The turbine pump 501 sucks external air through the suction pipe 507, pumps it out through the pump air elbow 508, and inputs it into the rotating tube 502 through the first rotary joint 509, and then continuously inputs the air into the inverter through the second rotary joint 512 and the blowing elbow 513, which plays a role in the heat dissipation of the inverter. The first rotary joint 509 and the second rotary joint 512 are arranged so that the rotating tube 502 can rotate independently during the air transmission process. The inverter is stored in the installation cabinet 1, and the ventilation holes 602 on the storage tank 601 can be used for ventilation and heat dissipation in the installation cabinet 1. The filter 603 and the filter cover 605 can prevent the entry of dust and impurities. During the ventilation, the drying block 604 in the storage tank 601 absorbs water vapor, effectively preventing humid air from invading the installation cabinet 1, which plays a role in moisture-proof protection of the inverter.
[0038] The above embodiments are only used to illustrate the present invention and are not intended to limit the technical solutions described in the present invention. Although the present invention has been described in detail with reference to the above embodiments, the present invention is not limited to the above specific implementation methods. Therefore, any modification or equivalent replacement of the present invention; and all technical solutions and improvements thereof that do not depart from the spirit and scope of the present invention are included in the scope of the claims of the present invention.
Claims
1. A new type of cabinet inverter, It is characterized in that The invention comprises an installation cabinet (1), a connecting shaft (2) is rotatably mounted on the bottom inner wall of the installation cabinet (1), a mounting plate (3) is fixed on the top outer wall of the connecting shaft (2), a frequency converter (4) is mounted on one side outer wall of the mounting plate (3), a flip heat dissipation component (5) is arranged on the top outer wall of the installation cabinet (1), and a ventilation and drying component (6) is arranged on the top outer wall of the installation cabinet (1).
2. According to the novel cabinet-type frequency converter of claim 1, It is characterized in that The flip heat dissipation assembly (5) comprises a turbine pump (501) fixed on the top outer wall of the installation cabinet (1); the rotating shaft of the turbine pump (501) is a rotating tube (502); a first bevel gear (503) is fixedly mounted on the top outer wall of the rotating tube (502); a connecting seat (504) is fixedly mounted on one side outer wall of the top of the rotating tube (502); a forward and reverse motor (505) is embedded and fixedly mounted on one side outer wall of the connecting seat (504); a second bevel gear (506) is fixedly mounted on one end of the output shaft of the forward and reverse motor (505); the first bevel gear (503) and the second bevel gear (506) are meshingly connected; an air intake pipe (507) is connected to one side outer wall of the turbine pump (501); and the turbine pump (501) is connected to the outer wall of the rotating tube (502). ) is connected to an air pump bend (508) on the outer wall on the other side, the air pump bend (508) is rotatably connected to the end of the rotating tube (502), and a first rotating joint (509) is mounted on the rotating connection point, one end of the rotating tube (502) passes through the interior of the installation cabinet (1) and is connected to the middle of the installation plate (3), and a one-way bearing (510) is embedded and installed at the connection point between the rotating tube (502) and the installation plate (3), a through opening (511) is opened on the top outer wall of one side of the installation plate (3), one end of the rotating tube (502) passes through the through opening (511) and is rotatably connected to an air blowing bend (513), and a second rotating joint (512) is mounted on the rotating connection point, and one end of the air blowing bend (513) passes through the interior of the frequency converter (4).
3. A new cabinet-type inverter according to claim 1, It is characterized in that A material storage trough (601) is provided on the top outer wall of the ventilation and drying component (6), ventilation holes (602) are distributed on the bottom outer wall of the material storage trough (601), and a filter screen (603) is fixedly attached to the outer wall of the ventilation hole (602), the interior of the material storage trough (601) is filled with a drying block (604), a filter cover (605) is provided on the top of the material storage trough (601), external threads (606) are distributed on the outer wall of the filter cover (605), and an internal thread (607) is provided on the top inner wall of the material storage trough (601).
4. A new cabinet-type frequency converter according to claim 1, It is characterized in that Side panels (7) are fixed on the outer walls of both ends of the installation cabinet (1), and mounting screw holes (8) are provided on the outer walls of both ends of the side panels (7).
5. A new cabinet-type frequency converter according to claim 1, It is characterized in that An inner groove (9) is provided on the inner wall at the bottom of the installation cabinet (1); the connecting shaft (2) passes through the inner groove (9) and a rotating gear (10) is fixedly mounted on the outer wall at one end thereof; a locking spring sheet (11) is fixed on the outer wall at one side of the inner groove (9), and one end of the locking spring sheet (11) is inserted into the tooth groove of the rotating gear (10).
6. A new cabinet-type inverter according to claim 3, It is characterized in that A handle (12) is fixed on the top outer wall of the filter cover (605).