Multifunctional heat dissipation frequency converter

Abstract

The utility model provides a multifunctional heat dissipation frequency converter which comprises a frequency converter body, the frequency converter body is fixedly sleeved with an outer protection frame, cooling liquid bags are fixedly attached to the inner walls of the two sides of the outer protection frame, side plates are fixed to the outer walls of the ends of the two sides of the outer protection frame, and a pump liquid heat dissipation assembly is arranged on the outer wall of the top of the outer protection frame. A linkage cover plate assembly is arranged on the outer wall of one side of the outer protection frame. Through the arrangement of the liquid pumping heat dissipation assembly, the turbine pump works to pump cooling liquid in the liquid tank, the cooling liquid is input into the cooling liquid bag through the liquid pumping pipe, the cooling liquid bag wraps the frequency converter through liquid injection expansion and absorbs heat generated by working of the frequency converter, and when the hydraulic pressure in the liquid bag reaches the threshold value of the pressure release valve, the pressure release valve is started; redundant cooling liquid flows back to the interior of the liquid tank through a liquid return pipe, the cooling liquid circulates in the folding heat dissipation pipe in the process, the turbine pump works to drive the fan impeller to rotate through the connecting shaft, blowing heat dissipation is conducted on the folding heat dissipation pipe, and the liquid cooling heat dissipation effect of the frequency converter is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of frequency converters, in particular to a multifunctional heat dissipation 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 the inverter include metallurgy and mining, building materials, large industrial rotary kilns, compressors, rolling mills, winches, converters, roller tables and other fields. Patent: CN 211655989 U discloses a high heat dissipation multifunctional inverter, including an inverter, heat dissipation holes, vertical plates and bolts. Heat dissipation holes are opened at the bottom of the left side of the inverter, and a vertical plate is arranged on the left side of the inverter. The upper and lower ends of the vertical plate are threadedly connected to the inverter by bolts, and a storage mechanism is installed on the top of the left side of the vertical plate; the high heat dissipation multifunctional inverter is easy to use and increases functionality through the coordinated use of a box, partitions, door panels, hinges and transparent panels, thereby improving the practicality of the overall mechanism.

[0003] However, the inverters currently on the market have a relatively simple structure and do not have the ability to circulate liquid cooling to dissipate heat. The overall heat dissipation effect is average, and the heat dissipation structure of the inverter does not have the ability to drive the cover to close, which cannot provide comprehensive protection for the inverter. Therefore, we have made improvements to this and proposed a multifunctional heat dissipation inverter. Utility Model Content

[0004] The purpose of the utility model is to address the problems that the existing inverter structure does not have the ability to circulate liquid cooling to dissipate heat, the overall heat dissipation effect is average, and the heat dissipation structure of the inverter does not have the ability to drive the cover plate to close, and cannot provide comprehensive protection for the inverter.

[0005] In order to achieve the above-mentioned utility model purpose, the utility model provides the following technical solutions:

[0006] Multifunctional heat dissipation inverter to improve the above problems.

[0007] The specific application is as follows:

[0008] The inverter body comprises an inverter main body, an outer protective frame is fixedly mounted on the outside of the inverter main body, cooling liquid bags are fixedly fitted on the inner walls of both sides of the outer protective frame, side panels are fixed on the outer walls of both ends of the outer protective frame, a pump liquid heat dissipation component is arranged on the top outer wall of the outer protective frame, and a linkage cover plate component is arranged on the outer wall of one side of the outer protective frame; the pump liquid heat dissipation component comprises a liquid tank fixed on the outer wall of one side of the outer protective frame, a turbine pump is fixed on the top outer wall of the outer protective frame, a liquid suction end of the turbine pump is connected to a liquid suction pipe, and one end of the liquid suction pipe runs through the interior of the liquid tank, A pressure relief valve is installed at the end of the return liquid pipe, the pump liquid end of the turbine pump is connected to a pump liquid pipe, and the pump liquid pipe is connected to the interior of the cooling liquid bag, a return liquid pipe is connected on one side outer wall of the cooling liquid bag, and one side of the return liquid pipe is connected to the interior of the liquid tank, a ring pipe is connected on the middle outer wall of the return liquid pipe, and a folded heat dissipation pipe is connected through the interior of the ring pipe, a sleeve ring is fixed on one side outer wall of the side plate, a connecting shaft is fixed on the top end of the turbine pump shaft, the connecting shaft passes through the sleeve ring and is fixed with an impeller at one end, and the impeller is located below the folded heat dissipation pipe.

[0009] As a preferred technical solution of the present application, the linkage cover plate assembly includes a spring hinge symmetrically fixed on the outer wall at the top of the outer protective frame, a cover plate is fixedly installed on one end of the spring hinge, a through pipe is fixed on the outer wall of one side of the outer protective frame, a bent pipe is connected to the top of the through pipe, and one end of the bent pipe is connected to the interior of the cooling liquid bag, a piston is arranged inside the through pipe, a connecting rod is fixed on the bottom outer wall of the piston, a mounting frame is fixed on one end of the connecting rod passing through the outside of the through pipe, a holding guide wheel is rotatably installed inside the mounting frame, a pull wire is fixed on the outer wall between one side end of the cover plate and the liquid tank, and the middle end of the pull wire is located below the holding guide wheel.

[0010] As a preferred technical solution of the present application, mounting screw holes are provided on the outer walls at both ends of the side panels.

[0011] As a preferred technical solution of the present application, the interior of the liquid tank is filled with coolant, and a liquid inlet is provided on the top outer wall of the liquid tank.

[0012] As a preferred technical solution of the present application, a sealing gasket is fixedly attached to an outer wall of one side of the cover plate.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] In the scheme of this application:

[0015] 1. Through the setting of the pump liquid heat dissipation component, the turbine pump is controlled to pump the coolant in the liquid tank through the suction pipe. The coolant is input into the cooling liquid bag through the pump liquid pipe. The cooling liquid bag is filled with liquid and expands to cover the inverter. The coolant in the cooling liquid bag absorbs the heat generated by the inverter. When the hydraulic pressure in the liquid bag reaches the threshold of the pressure relief valve, the excess coolant flows back to the inside of the liquid tank through the return pipe. During the process, the coolant circulates in the folding heat dissipation pipe. The turbine pump drives the fan impeller to rotate through the connecting shaft to blow air to the folding heat dissipation pipe, which plays the role of heat dissipation of the coolant circulating in the folding heat dissipation pipe. In summary, the function of circulating liquid cooling and heat dissipation of the inverter is realized;

[0016] 2. Through the setting of the linkage cover assembly, after the coolant bag is filled with liquid, the coolant is input into the through pipe through the bent pipe. The pressure in the through pipe increases, driving the piston and the connecting rod to move downward. The holding guide wheel at the bottom of the connecting rod presses the pull wire, and the pull wire is pulled down and tightened, thereby driving the cover to flip down and cover under the action of the spring hinge, realizing the automatic closing of the outer protective frame during the operation of the inverter, and providing comprehensive protection for the inverter. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 A schematic diagram of the overall three-dimensional structure of the multifunctional heat dissipation inverter provided in this application;

[0018] Figure 2 This is an enlarged structural diagram of area A in the multifunctional heat dissipation inverter provided in this application;

[0019] Figure 3 This is an enlarged structural diagram of area B in the multifunctional heat dissipation inverter provided in this application;

[0020] Figure 4 This is an enlarged structural diagram of the C area in the multifunctional heat dissipation inverter provided in this application.

[0021] Indicated in the figure:

[0022] 1. Inverter body; 2. Outer frame; 3. Cooling liquid bag; 4. Side panel; 5. Mounting screw hole; 6. Pump liquid heat dissipation assembly; 7. Linkage cover assembly; 8. Liquid inlet;

[0023] 601, liquid tank; 602, turbine pump; 603, liquid suction pipe; 604, pump liquid pipe; 605, liquid return pipe; 606, ring pipe; 607, folded heat dissipation pipe; 608, sleeve ring; 609, connecting shaft; 610, impeller; 611, pressure relief valve;

[0024] 701, spring hinge; 702, cover plate; 703, through pipe; 704, elbow; 705, piston; 706, connecting rod; 707, mounting frame; 708, pressure guide wheel; 709, pull wire. DETAILED DESCRIPTION

[0025] 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.

[0026] 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.

[0027] 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.

[0028] 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.

[0029] 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.

[0030] See also Figure 1 , Figure 2 , Figure 3 and Figure 4The present embodiment proposes a multifunctional heat dissipation inverter, including an inverter body 1, an outer protective frame 2 is fixedly mounted on the outside of the inverter body 1, cooling liquid capsules 3 are fixedly mounted on the inner walls of both sides of the outer protective frame 2, side panels 4 are fixedly mounted on the outer walls of both ends of the outer protective frame 2, a pump liquid heat dissipation component 6 is arranged on the top outer wall of the outer protective frame 2, and a linkage cover plate component 7 is arranged on the outer wall of one side of the outer protective frame 2. The outer protective frame 2 is fixedly mounted on the outside of the inverter, and a cooling liquid capsule 3 is filled and arranged between the inverter and the outer protective frame 2. The cooling liquid capsule 3 covers the inverter and plays a role in cooling the inverter during operation; the pump liquid heat dissipation component 6 is arranged on the top outer wall of the outer protective frame 2, and the cooling liquid capsule 3 is arranged on the outer wall of one side of the outer protective frame 2. The thermal component 6 includes a liquid tank 601 fixed on the outer wall of one side of the outer protective frame 2, a turbine pump 602 is fixed on the top outer wall of the outer protective frame 2, the suction end of the turbine pump 602 is connected to a suction pipe 603, and one end of the suction pipe 603 runs through the interior of the liquid tank 601, the pumping end of the turbine pump 602 is connected to a pumping pipe 604, and the pumping pipe 604 is connected to the interior of the cooling liquid bladder 3, a return pipe 605 is connected to the outer wall of one side of the cooling liquid bladder 3, and one side of the return pipe 605 is connected to the interior of the liquid tank 601, a pressure relief valve 611 is installed at the end of the return pipe 605, and the middle of the return pipe 605 The outer wall is connected with a ring tube 606, and the inside of the ring tube 606 is connected with a folded heat dissipation pipe 607. A sleeve ring 608 is fixed on the outer wall of one side of the side plate 4. A connecting shaft 609 is fixed to the top of the rotating shaft of the turbine pump 602. The connecting shaft 609 passes through the sleeve ring 608 and is fixed with a fan impeller 610 at one end. The fan impeller 610 is located below the folded heat dissipation pipe 607. During the use of the inverter, the turbine pump 602 is controlled to work and the coolant in the liquid tank 601 is pumped through the liquid suction pipe 603. The coolant is input into the cooling liquid bag 3 through the pump liquid pipe 604, and the cooling liquid bag 3 is filled with liquid. The expansion covers the inverter, and the coolant in the cooling liquid bag 3 absorbs the heat generated by the operation of the inverter. When the hydraulic pressure in the cooling liquid bag 3 reaches the threshold of the pressure relief valve 611, the excess coolant flows back to the interior of the liquid tank 601 through the return pipe 605. During the process, the coolant circulates in the ring pipe 606 and the folded heat dissipation pipe 607. During the operation of the turbine pump 602, the connecting shaft 609 will drive the impeller 610 to rotate, so as to realize the blowing effect of the folded heat dissipation pipe 607, and play the role of heat dissipation of the coolant circulating in the folded heat dissipation pipe 607. In summary, the function of circulating liquid cooling and heat dissipation of the inverter is realized.

[0031] As a preferred embodiment, on the basis of the above-mentioned method, further, the linkage cover plate assembly 7 includes a spring hinge 701 symmetrically fixed on the outer wall of the top of the outer protective frame 2, one end of the spring hinge 701 is fixedly installed with a cover plate 702, a through pipe 703 is fixed on the outer wall of one side of the outer protective frame 2, the top of the through pipe 703 is connected with a curved pipe 704, and one end of the curved pipe 704 is connected to the interior of the cooling liquid bag 3, a piston 705 is arranged inside the through pipe 703, a connecting rod 706 is fixed on the bottom outer wall of the piston 705, and a mounting frame 707 is fixed on one end of the connecting rod 706 that passes through the outside of the through pipe 703, a pressing guide wheel 708 is rotatably installed inside the mounting frame 707, and a pull wire 709 is fixed on the outer wall between one end of the cover plate 702 and the liquid tank 601, And the middle end of the pull wire 709 is located below the pressing guide wheel 708. When the frequency converter is used, during the operation of the pump liquid cooling component 6, after the cooling liquid bag 3 is filled with liquid, the cooling liquid is input into the through pipe 703 through the curved pipe 704. The pressure rises in the through pipe 703 and drives the piston 705 and the connecting rod 706 to move downward. The pressing guide wheel 708 at the bottom of the connecting rod 706 presses the pull wire 709. The pull wire 709 is pulled down and tightened, thereby driving the cover plate 702 to flip down and cover under the action of the spring hinge 701, so as to realize the automatic closing of the outer protective frame 2 during the operation of the frequency converter. The spring hinge 701 flips to generate elastic force. After the turbine pump 602 stops working, the cover plate 702 will be reset under the action of the spring hinge 701, so as to realize the opening of the cover plate 702 without affecting the operation and use of the frequency converter.

[0032] As a preferred embodiment, based on the above-mentioned embodiment, further, mounting screw holes 5 are opened on the outer walls at both ends of the side panels 4, and the outer frame 2 and the inverter are installed through the mounting screw holes 5 and bolts.

[0033] As a preferred embodiment, based on the above method, further, the interior of the liquid tank 601 is filled with coolant, and a liquid inlet 8 is provided on the top outer wall of the liquid tank 601, and the coolant in the liquid tank 601 is replenished and injected through the liquid inlet 8.

[0034] As a preferred implementation, based on the above-mentioned implementation, further, a sealing gasket is attached and fixed on the outer wall of one side of the cover plate 702 to ensure the sealing performance of the cover plate 702 after closing.

[0035] Specifically, when the multifunctional heat dissipation inverter is working / in use: the inverter is externally mounted with an outer protective frame 2, the turbine pump 602 is controlled to pump the coolant in the liquid tank 601 through the suction pipe 603, the coolant is input into the cooling liquid bag 3 through the pump pipe 604, the cooling liquid bag 3 is filled with liquid and expands to cover the inverter, the coolant in the cooling liquid bag 3 absorbs the heat generated by the inverter, when the hydraulic pressure in the cooling liquid bag 3 reaches the threshold of the pressure relief valve 611, the excess coolant flows back to the inside of the liquid tank 601 through the return pipe 605, during the process, the coolant circulates in the ring pipe 606 and the folded heat dissipation pipe 607, and the connecting shaft 609 will drive the impeller 610 to rotate during the operation of the turbine pump 602, so as to realize the blowing effect of the folded heat dissipation pipe 607, thereby playing the role of the folded heat dissipation pipe 607. The cooling liquid circulating in the heat pipe 607 has the effect of heat dissipation. In summary, the effect of circulating liquid cooling and heat dissipation of the inverter is realized. During the operation of the pump liquid heat dissipation component 6, after the cooling liquid bag 3 is filled with liquid, the cooling liquid is input into the through pipe 703 through the curved pipe 704. The pressure increase in the through pipe 703 drives the piston 705 and the connecting rod 706 to move downward. The pressing guide wheel 708 at the bottom of the connecting rod 706 presses the pull wire 709. The pull wire 709 is pulled down and tightened, thereby driving the cover plate 702 to flip down and cover under the action of the spring hinge 701, thereby realizing the automatic closing of the outer protective frame 2 during the operation of the inverter. The spring hinge 701 flips to generate elastic force. After the turbine pump 602 stops working, the cover plate 702 will be reset under the action of the spring hinge 701, thereby realizing the opening of the cover plate 702, which does not affect the operation and use of the inverter.

[0036] 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 multifunctional heat dissipation inverter, characterized in that: The inverter body (1) comprises an inverter main body (1), an outer protective frame (2) is fixedly mounted on the outside of the inverter main body (1), cooling liquid bags (3) are fixedly fitted on the inner walls of both sides of the outer protective frame (2), side panels (4) are fixedly mounted on the outer walls of both ends of the outer protective frame (2), a pumping liquid heat dissipation assembly (6) is arranged on the top outer wall of the outer protective frame (2), and a linkage cover assembly (7) is arranged on the outer wall of one side of the outer protective frame (2); the pumping liquid heat dissipation assembly (6) comprises a liquid tank (601) fixed on the outer wall of one side of the outer protective frame (2), a turbine pump (602) is fixed on the top outer wall of the outer protective frame (2), a liquid suction end of the turbine pump (602) is connected to a liquid suction pipe (603), and one end of the liquid suction pipe (603) passes through the interior of the liquid tank (601), and a liquid pump end of the turbine pump (602) is connected to a pumping liquid pump (601). A pipe (604) is connected to the cooling liquid bag (3), and the pump liquid pipe (604) is connected to the interior of the cooling liquid bag (3). A return liquid pipe (605) is connected to the outer wall of one side of the cooling liquid bag (3), and one side of the return liquid pipe (605) is connected to the interior of the liquid tank (601). A pressure relief valve (611) is installed at the end of the return liquid pipe (605). A ring pipe (606) is connected to the outer wall of the middle part of the return liquid pipe (605). The inside of the ring pipe (606) is connected through and connected with a folded heat dissipation pipe (607). A sleeve ring (608) is fixed to the outer wall of one side of the side plate (4). A connecting shaft (609) is fixed to the top end of the rotating shaft of the turbine pump (602). The connecting shaft (609) passes through the sleeve ring (608) and is fixed with a fan impeller (610) at one end. The fan impeller (610) is located below the folded heat dissipation pipe (607).

2. A multifunctional heat dissipation inverter according to claim 1, characterized in that: The linkage cover plate assembly (7) comprises a spring hinge (701) symmetrically fixed on the top outer wall of the outer protective frame (2); a cover plate (702) is fixedly mounted on one end of the spring hinge (701); a through pipe (703) is fixed on one side outer wall of the outer protective frame (2); a curved pipe (704) is connected to the top of the through pipe (703); one end of the curved pipe (704) is connected to the inside of the cooling liquid bag (3); and a movable spring is arranged inside the through pipe (703). A connecting rod (706) is fixed on the outer wall of the bottom of the piston (705), and a mounting bracket (707) is fixed on one end of the connecting rod (706) that passes through the outside of the through pipe (703), and a pressure guide wheel (708) is rotatably mounted inside the mounting bracket (707), and a pull wire (709) is fixed on the outer wall between one end of the cover plate (702) and the liquid tank (601), and the middle end of the pull wire (709) is located below the pressure guide wheel (708).

3. A multifunctional heat dissipation inverter according to claim 1, characterized in that: The outer walls at both ends of the side plate (4) are provided with mounting screw holes (5).

4. The multifunctional heat dissipation inverter according to claim 1, characterized in that: The interior of the liquid tank (601) is filled with cooling liquid, and a liquid inlet (8) is provided on the top outer wall of the liquid tank (601).

5. The multifunctional heat dissipation inverter according to claim 2, characterized in that: A sealing gasket is fixedly attached to an outer wall of one side of the cover plate (702).

Images