Outdoor general frequency converter
By employing sliding grooves, threaded rods, gear racks, and power components in the design of outdoor general-purpose frequency converters, the problems of frequency converter fixation and wire stability in vibration environments are solved, achieving stable equipment fixation and preventing wire loosening.
Patent Information
- Application Number
- CN202422893105.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-11-26
- Publication Date
- 2025-11-07
- Estimated Expiration
- 2034-11-26
AI Technical Summary
Existing outdoor general-purpose frequency converters are prone to loosening of line joints and loosening and falling off of the entire device due to bumps and vibrations in environments with high vibration and impact, and the stability of the wire joints is poor.
The design employs sliding grooves, threaded rods, gear racks, and power components. The inverter body is fixed by the gear racks moving closer or further apart. Combined with anti-slip rubber pads and limiting structures, the stability of the wires and inverter body is ensured.
It effectively prevents the inverter body from falling off during vibration and ensures that the wire connectors are not loose, improving the stability and detachability of the equipment without the need for tools.
Smart Images
Figure CN223527963U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model belongs to frequency converter technical field especially relates to a outdoor general frequency converter. BACKGROUND
[0002] The outdoor general frequency converter is a power electronic device specially designed for outdoor environment, which can change the frequency and voltage of AC motor power supply, and it realizes the accurate control of motor speed by adjusting the frequency and voltage, so as to meet the needs of different production processes and outdoor operation.
[0003] For example, the Chinese patent with the announcement number CN207819741 U discloses a general frequency converter, which comprises a shell assembly, a heat dissipation assembly and a dustproof assembly, the shell assembly comprises a frequency converter shell, an operation panel and a frequency converter fixing seat, the frequency converter shell is a hollow cuboid, the front surface of the frequency converter shell is provided with the operation panel, and the operation panel is fixedly connected with the frequency converter shell; a detachable heat dissipation fan is arranged at the top of the frequency converter, and the heat dissipation fan is fixedly connected with the heat dissipation fan rail through a fixing buckle; when the temperature of the frequency converter is too high and the heat dissipation fan has a problem, the heat dissipation fan can be conveniently disassembled and replaced without disassembling the frequency converter; and a dry cotton plate is arranged on the inner side of the heat dissipation window on both sides of the frequency converter shell, the dry cotton plate is fixed on a dry cotton plate slot in a sliding mode, and the dry cotton plate can be disassembled by pulling a cotton plate handle, so that the frequency converter can be conveniently maintained and repaired.
[0004] The above patent has the following problems:
[0005] The above device has some shortcomings when in use, for example, if it is installed in a place with large vibration and impact, the line joint may be loose due to long-time jolting and vibration, the joint loosening will reduce the contact area and increase the resistance, and most general frequency converters are fixed by bolts, and the bolts may be loose due to long-time jolting and vibration, so that the whole device falls off. In view of this, the utility model provides an outdoor general frequency converter. UTILITY MODEL CONTENTS
[0006] The utility model aims at providing an outdoor general frequency converter to solve the problems in the above background technology.
[0007] Therefore, the utility model provides an outdoor general frequency converter, which comprises:
[0008] The variable frequency converter body is provided with a sliding groove in the bottom, two sliding strips are symmetrically installed in the sliding groove, two threaded rods are rotatably installed in the sliding groove and on one side of one of the sliding strips, the two threaded rods are both penetrated through the two sliding strips, two sections of threads with opposite rotation directions are arranged on the two threaded rods, and the two threaded rods are threadedly connected with the two sliding strips respectively;
[0009] The driving assembly is arranged in the variable frequency converter body and used for driving the two threaded rods to rotate.
[0010] The fixing plate is arranged on the rear side of the variable frequency converter body, a limiting groove is arranged in the fixing plate, a plurality of fixed blocks fixed with the variable frequency converter body are inserted and installed in the limiting groove, a plurality of racks are inserted and installed in the fixed blocks, a plurality of first gears are meshingly installed on one side of the plurality of racks, a plurality of second gears are fixedly installed on one end of the plurality of first gears, the plurality of racks are slidably connected with the limiting groove, and the plurality of first gears and the plurality of second gears are rotatably connected with the limiting groove.
[0011] The power assembly is arranged in the fixing plate and used for driving the plurality of second gears to rotate.
[0012] In the technical scheme, the fixing plate is first welded at the installation site, the power assembly is arranged, the plurality of second gears are driven to rotate, the plurality of second gears respectively drive the plurality of first gears to rotate, the plurality of first gears respectively drive the plurality of racks to slide and approach each other, then the variable frequency converter body is placed on one side of the fixing plate, the plurality of fixed blocks are inserted into the limiting groove, the power assembly is arranged, the plurality of second gears are driven to rotate, the plurality of second gears respectively drive the plurality of first gears to rotate, the plurality of first gears respectively drive the plurality of racks to slide and move away from each other, finally the plurality of racks are respectively inserted into the plurality of fixed blocks, the positions of the plurality of fixed blocks are fixed, the position of the variable frequency converter body is further fixed, the variable frequency converter body will not fall off when being vibrated, the variable frequency converter body can be disassembled through the above operation, and no tool is needed.
[0013] When it is necessary to fix the wires on the frequency converter body, the driving assembly is arranged to drive the two threaded rods to rotate, under the action of the threads, the two threaded rods drive the two sliding bars to slide and approach each other, the two sliding bars can fix the wires on the frequency converter body, meanwhile, the several anti-skid rubber pads are arranged to further fix the position of the wires on the frequency converter body, so as to ensure that the wires on the frequency converter body will not be loose due to the overall vibration, and the stability of the wires on the frequency converter body during use is ensured, finally, the rectangular plate is loosened, under the action of the tension of the several tension springs, the rectangular plate drives the limiting column to be inserted into the corresponding limiting hole, the position of the limiting column is fixed, and the worm is prevented from rotating.
[0014] In the above technical solution, further, the driving assembly comprises:
[0015] The worm is rotatably installed in the sliding groove, the bottom of the worm is engaged with two worm gears, the two worm gears are located at one end of the two threaded rods respectively, and the two worm gears are fixedly connected with the two threaded rods respectively, one end of the worm penetrates through the sliding groove and extends to the outside, and the two worm gears are rotatably connected with the sliding groove.
[0016] In the above technical solution, further, the driving assembly comprises:
[0017] In the above technical solution, further, the driving assembly comprises:
[0018] The gear ring is rotatably installed in the limiting groove, the several second gears are located in the gear ring, the gear ring is engaged with the several second gears, one end of the gear ring is fixedly installed with the bevel gear one, one side of the bevel gear one is engaged with the bevel gear two, one end of the bevel gear two is fixedly installed with the rotating column, one end of the rotating column penetrates through the limiting groove and extends to the outside, and the bevel gear one, the bevel gear two and the rotating column are rotatably connected with the limiting groove.
[0019] In the technical solution, first, the fixed plate is welded at the installation site, then the rotating column is rotated forward, the rotating column drives the bevel gear two to rotate forward, the bevel gear two drives the meshing bevel gear one to rotate, the bevel gear one drives the gear ring to rotate, the gear ring drives the meshing second gears to rotate, the second gears drive the meshing first gears to rotate, the first gears drive the meshing racks to slide and approach each other, then the frequency converter body is placed on one side of the fixed plate, at the same time, the fixing blocks are inserted into the limiting grooves, then the rotating column is rotated reversely by the worker, the rotating column drives the rotating column and the bevel gear two to rotate reversely, the bevel gear two drives the meshing bevel gear one to rotate, the bevel gear one drives the gear ring to rotate, the gear ring drives the meshing second gears to rotate, the second gears drive the meshing first gears to rotate, the first gears drive the meshing racks to slide and move away from each other, finally, the racks are inserted into the fixing blocks, the positions of the fixing blocks can be fixed, the position of the frequency converter body is further fixed, the frequency converter body will not fall when it is vibrated, and the frequency converter body can be disassembled through the above operation without using tools.
[0020] In the above technical solution, further, one end of the worm is fixedly installed with an operation disc one, a limiting column is slidably installed on the operation disc one, one end of the limiting column is fixedly installed with a rectangular plate, one side of the rectangular plate is fixedly installed with a plurality of tension springs fixed with the operation disc one, a plurality of limiting holes are formed in the frequency converter body and located on one side of the operation disc one, the other end of the limiting column extends into the corresponding limiting hole and is inserted and matched with the limiting hole.
[0021] In the technical solution, first, the fixed plate is welded at the installation site, then the rotating column is rotated forward, the rotating column drives the bevel gear two to rotate forward, the bevel gear two drives the meshing bevel gear one to rotate, the bevel gear one drives the gear ring to rotate, the gear ring drives the meshing second gears to rotate, the second gears drive the meshing first gears to rotate, the first gears drive the meshing racks to slide and approach each other, then the frequency converter body is placed on one side of the fixed plate, at the same time, the fixing blocks are inserted into the limiting grooves, then the rotating column is rotated reversely by the worker, the rotating column drives the rotating column and the bevel gear two to rotate reversely, the bevel gear two drives the meshing bevel gear one to rotate, the bevel gear one drives the gear ring to rotate, the gear ring drives the meshing second gears to rotate, the second gears drive the meshing first gears to rotate, the first gears drive the meshing racks to slide and move away from each other, finally, the racks are inserted into the fixing blocks, the positions of the fixing blocks can be fixed, the position of the frequency converter body is further fixed, the frequency converter body will not fall when it is vibrated, and the frequency converter body can be disassembled through the above operation without using tools.
[0022] The rectangular plate is loosened, and under the action of the tension force of the plurality of tension springs, the rectangular plate drives the limiting column to be inserted into the corresponding limiting hole, the position of the limiting column can be fixed, and the rotation of the worm is prevented.
[0023] In the above technical solution, further, one end of the rotating column is fixedly installed with an operation disc two, the rotating column is fixedly installed with a fixed disc, a torsion spring is sleeved on the rotating column, both ends of the torsion spring are fixed with the fixed disc and the inner wall of the limiting groove, and the fixed disc is rotatably connected with the limiting groove.
[0024] In the technical solution, the operation disc two is further positively rotated to drive the fixed disc, the rotating column and the bevel gear two to positively rotate, the fixed disc drives the torsional spring to twist, the operator releases the operation disc two, and the operation disc two, the fixed disc, the rotating column and the bevel gear two are reversely rotated under the action of the torsional force of the torsional spring.
[0025] In the technical solution, further, the fixing blocks are annularly and equidistantly distributed.
[0026] In the technical solution, the positions of the fixing blocks are fixed, and further the position of the frequency converter body is fixed.
[0027] In the technical solution, further, the two sliding strips are fixedly installed with a plurality of anti-skid rubber pads on the sides close to each other.
[0028] In the technical solution, the positions of the electric wires on the frequency converter body are further fixed through the anti-skid rubber pads, so that the electric wires on the frequency converter body will not be loosened due to overall vibration.
[0029] The outdoor universal frequency converter has the advantages that:
[0030] 1. The outdoor universal frequency converter is provided with the power assembly, so that the second gears are driven to rotate, the first gears are driven to rotate, the racks are driven to slide and move away from each other, the racks are inserted into the fixing blocks, the positions of the fixing blocks are fixed, the position of the frequency converter body is fixed, the frequency converter body will not fall off when being vibrated, the frequency converter body can be disassembled through the above operation, and tools are not needed.
[0031] 2. The outdoor universal frequency converter is provided with the driving assembly, so that the two threaded rods are driven to rotate, the two sliding strips are driven to slide and move close to each other under the action of the threads, the electric wires on the frequency converter body are fixed, the positions of the electric wires on the frequency converter body are further fixed through the anti-skid rubber pads, the electric wires on the frequency converter body will not be loosened due to overall vibration, and the stability of the electric wires on the frequency converter body during use is ensured. DRAWINGS
[0032] Figure 1 is a schematic view of the overall structure of the utility model;
[0033] Figure 2 is a schematic view of the frequency converter body of the utility model;
[0034] Figure 3 is a schematic view of the frequency converter body of the utility model;Figure 2 The structure schematic diagram of the magnification at middle A;
[0035] Figure 4 The frequency converter body cross section structure schematic diagram two of the utility model;
[0036] Figure 5 The frequency converter body cross section structure schematic diagram three of the utility model;
[0037] Figure 6 The local explosion structure schematic diagram of the utility model;
[0038] Figure 7 The fixed plate cross section structure schematic diagram one of the utility model;
[0039] Figure 8 The fixed plate cross section structure schematic diagram two of the utility model;
[0040] Figure 9 The fixed plate cross section structure schematic diagram three of the utility model.
[0041] The figure mark is:
[0042] 1, frequency converter body;2, sliding groove;3, sliding bar;4, threaded rod;5, fixed plate;6, limit groove;7, fixed block;8, rack;9, first gear;10, second gear;11, gear ring;12, worm;13, worm wheel;14, operation disc one;15, limit column;16, rectangular plate;17, tension spring;18, limit hole;19, bevel gear one;20, bevel gear two;21, rotating column;22, fixed disc;23, torsion spring;24, operation disc two. Specific implementation
[0043] The technical solutions in the embodiments of the present application will be clearly described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art belong to the scope of protection of the present application.
[0044] In the description of the present application, it should be noted that the terms used herein are merely for the purpose of describing specific embodiments and are not intended to limit the exemplary embodiments according to the present application. For the purpose of description, the sizes of the respective portions shown in the drawings are not drawn in accordance with the actual proportional relationship. The techniques, methods, and devices known to those of ordinary skill in the relevant art can not be discussed in detail, but should be considered as part of the authorized description. In all examples shown and discussed herein, any specific value should be interpreted as merely exemplary and not as a limitation. Therefore, other examples of exemplary embodiments can have different values. It should be noted that similar reference numerals and letters represent similar items in the following drawings, and therefore, once an item is defined in one drawing, it need not be further discussed in subsequent drawings.
[0045] It should be noted that the terms "first", "second", and the like in the description and claims of the present application are used to distinguish similar objects, and are not intended to describe a particular order or sequence. It should be understood that the data used in this way can be exchanged under appropriate circumstances, so that the embodiments of the present application can be implemented in an order other than that illustrated or described herein, and the objects distinguished by "first", "second", etc. are generally a class, not limited to the number of objects, for example, the first object can be one or more. In addition, "and / or" in the specification and claims indicates at least one of the connected objects, and the character " / ", generally indicates that the associated objects before and after are in an "or" relationship.
[0046] It should be noted that in the description of the present application, the orientation or position relationship indicated by the orientation terms such as "front, rear, upper, lower, left, right", "horizontal, vertical, perpendicular, horizontal" and "top, bottom" is generally based on the orientation or position relationship shown in the drawings, only for the purpose of facilitating the description of the present application and simplifying the description, without the opposite indication, these orientation terms do not indicate and imply that the indicated device or element must have a specific orientation or be constructed and operated in a specific orientation, therefore, it cannot be understood as a limitation on the scope of protection of the present application; the orientation terms "inner, outer" refer to the inner and outer relative to the contour of each component.
[0047] It should be noted that, in the present application, the terms "comprising", "containing" or any other variant thereof are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements not only includes those elements, but can also include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without more limitations, the element defined by the phrase "comprising a" does not exclude the presence of additional identical elements in the process, method, article, or apparatus that includes the element. In addition, it should be noted that the scope of the methods and apparatus in the embodiments of the present application is not limited to performing functions in the order shown or discussed, but can also include performing functions in a substantially simultaneous manner or in reverse order, for example, the described method can be performed in an order different from that described, and various steps can also be added, omitted, or combined. In addition, the features described with reference to certain examples can be combined in other examples.
[0048] Embodiment 1:
[0049] Please refer to Figure 1 - Figure 9 As shown in the figure, the embodiment provides an outdoor universal frequency converter, which comprises:
[0050] A frequency converter body 1, a sliding groove 2 is formed in the bottom of the frequency converter body 1, two sliding bars 3 are symmetrically and slidingly installed in the sliding groove 2, two threaded rods 4 are rotatably installed in the sliding groove 2 and located on one side of one of the sliding bars 3, one end of each of the two threaded rods 4 penetrates through the two sliding bars 3, two sections of threads with opposite rotation directions are provided on each of the two threaded rods 4, and the two threaded rods 4 are threadedly connected with the two sliding bars 3, respectively;
[0051] A driving assembly, which is located in the frequency converter body 1 and is used for driving the two threaded rods 4 to rotate;
[0052] A fixed plate 5, which is arranged on the back side of the frequency converter body 1, a limiting groove 6 is formed in the fixed plate 5, a plurality of fixed blocks 7 fixed with the frequency converter body 1 are inserted and installed in the limiting groove 6, a plurality of racks 8 are inserted and installed in the plurality of fixed blocks 7, a first gear 9 is meshingly installed on one side of each of the plurality of racks 8, a second gear 10 is fixedly installed at one end of each of the plurality of first gears 9, each of the plurality of racks 8 is slidingly connected with the limiting groove 6, and each of the plurality of first gears 9 and the plurality of second gears 10 is rotatably connected with the limiting groove 6;
[0053] A power assembly, which is located in the fixed plate 5 and is used for driving the plurality of second gears 10 to rotate.
[0054] Wherein, first, the fixed plate 5 is welded at the installation site, through the setting of the power component, can drive several second gear 10 rotation, several second gear 10 respectively drive several first gear 9 rotation, several first gear 9 respectively drive several rack 8 slide and close to each other, then the frequency converter body 1 is placed in the fixed plate 5 on one side, while several fixed block 7 are inserted into the limiting groove 6, through the setting of the power component, can drive several second gear 10 rotation, several second gear 10 respectively drive several first gear 9 rotation, several first gear 9 respectively drive several rack 8 slide and away from each other, finally several rack 8 are respectively inserted into several fixed block 7, the position of several fixed block 7 can be fixed, the position of several fixed block 7 is fixed, further make the frequency converter body 1 is fixed, the frequency converter body 1 is vibrated also can not fall, through the above operation can also be disassembled to the frequency converter body 1, without using tools;
[0055] When the wire on the frequency converter body 1 needs to be fixed, the driving assembly is provided, which can drive the two threaded rods 4 to rotate, and under the action of the screw thread, the two threaded rods 4 drive the two sliding bars 3 to slide and approach each other, the two sliding bars 3 can fix the wire on the frequency converter body 1, and the anti-skid rubber pads can further fix the position of the wire on the frequency converter body 1, so that the wire on the frequency converter body 1 will not be loose due to vibration, and the stability of the wire on the frequency converter body 1 during use is ensured. Finally, the rectangular plate 16 is loosened, and under the action of the tension of the plurality of tension springs 17, the rectangular plate 16 drives the limiting column 15 to insert into the corresponding limiting hole 18, so that the position of the limiting column 15 is fixed, and the rotation of the worm 12 is prevented.
[0056] In this embodiment, the driving assembly comprises:
[0057] The worm 12 is rotatably installed in the sliding groove 2, and the bottom of the worm 12 is engaged with two worm gears 13. The two worm gears 13 are located at one end of the two threaded rods 4, and the two worm gears 13 are fixedly connected with the two threaded rods 4. One end of the worm 12 extends to the outside through the sliding groove 2, and the two worm gears 13 are rotatably connected with the sliding groove 2.
[0058] Wherein, the staff rotates the operation disc 14 and drives the worm 12 to rotate, the worm 12 drives the two worm gears 13 engaged with it to rotate, the two worm gears 13 drive the two threaded rods 4 to rotate respectively, under the action of the thread, the two threaded rods 4 drive the two sliding bars 3 to slide and approach each other respectively, the two sliding bars 3 can fix the wires on the frequency converter body 1, and through the setting of a plurality of anti-skid rubber pads, the position of the wires on the frequency converter body 1 can be further fixed, so as to ensure that the wires on the frequency converter body 1 will not be loose due to overall vibration, and the stability of the wires on the frequency converter body 1 during use is ensured.
[0059] In this embodiment, the power assembly comprises:
[0060] The gear ring 11 is rotatably installed in the limiting groove 6, the second gears 10 are located in the gear ring 11, the gear ring 11 is engaged with the second gears 10, one end of the gear ring 11 is fixedly installed with the bevel gear 19, one side of the bevel gear 19 is engaged with the bevel gear 20, one end of the bevel gear 20 is fixedly installed with the rotating column 21, one end of the rotating column 21 penetrates through the limiting groove 6 and extends to the outside, and the bevel gear 19, the bevel gear 20 and the rotating column 21 are rotatably connected with the limiting groove 6.
[0061] Wherein, first, the fixed plate 5 is welded at the installation site, then the rotating column 21 is rotated forward, the rotating column 21 drives the bevel gear 20 to rotate forward, the bevel gear 20 drives the bevel gear 19 engaged with it to rotate, the bevel gear 19 drives the gear ring 11 to rotate, the gear ring 11 drives the second gears 10 engaged with it to rotate, the second gears 10 drive the first gears 9 to rotate respectively, the first gears 9 drive the racks 8 to slide and approach each other respectively, then the frequency converter body 1 is placed on one side of the fixed plate 5, at the same time, the fixed blocks 7 are inserted into the limiting grooves 6, then the rotating column 21 is rotated reversely by the staff, the rotating column 21 drives the rotating column 21 and the bevel gear 20 to rotate reversely, the bevel gear 20 drives the bevel gear 19 engaged with it to rotate, the bevel gear 19 drives the gear ring 11 to rotate, the gear ring 11 drives the second gears 10 engaged with it to rotate, the second gears 10 drive the first gears 9 to rotate respectively, the first gears 9 drive the racks 8 to slide and move away from each other respectively, finally, the racks 8 are inserted into the fixed blocks 7 respectively, the position of the fixed blocks 7 can be fixed, the position of the fixed blocks 7 is fixed, which further fixes the position of the frequency converter body 1, the frequency converter body 1 will not fall off when it is vibrated, and the frequency converter body 1 can also be disassembled through the above operation without using tools.
[0062] Embodiment 2:
[0063] The embodiment provides an outdoor general frequency converter.
[0064] In the embodiment, one end of the worm 12 is fixedly installed with an operation disc one 14, the operation disc one 14 is slidably installed with a limiting column 15, one end of the limiting column 15 is fixedly installed with a rectangular plate 16, one side of the rectangular plate 16 is fixedly installed with a plurality of pull springs 17 fixed with the operation disc one 14, a plurality of limiting holes 18 are formed in the frequency converter body 1 and located at one side of the operation disc one 14, the other end of the limiting column 15 extends into the corresponding limiting hole 18, and the other end of the limiting column 15 is inserted and matched with the limiting hole 18.
[0065] Wherein, the worker first pulls the rectangular plate 16 to displace away from the frequency converter body 1, the rectangular plate 16 drives the limiting column 15 to disengage from the corresponding limiting hole 18, and meanwhile the plurality of pull springs 17 are elongated under the action of pulling force, then the worker can rotate the operation disc one 14 and drive the worm 12 to rotate.
[0066] The rectangular plate 16 is loosened, under the action of the pulling force of the plurality of pull springs 17, the rectangular plate 16 drives the limiting column 15 to be inserted into the corresponding limiting hole 18, the position of the limiting column 15 can be fixed, and it is ensured that the worm 12 cannot self-rotate.
[0067] Embodiment 3
[0068] The embodiment provides an outdoor general frequency converter, which has the following technical features in addition to the technical solutions of the above embodiments.
[0069] In the embodiment, one end of the rotating column 21 is fixedly installed with an operation disc two 24, the rotating column 21 is fixedly installed with a fixed disc 22, the rotating column 21 is sleeved with a torsional spring 23, both ends of the torsional spring 23 are fixed with the fixed disc 22 and the inner wall of the limiting groove 6 respectively, and the fixed disc 22 is rotationally connected with the limiting groove 6.
[0070] Wherein, then the operation disc two 24 is forwardly rotated and drives the fixed disc 22, the rotating column 21 and the bevel gear two 20 to forwardly rotate, the fixed disc 22 drives the torsional spring 23 to be twisted, the worker loosens the operation disc two 24, under the action of the torsional force of the torsional spring 23, the operation disc two 24, the fixed disc 22, the rotating column 21 and the bevel gear two 20 are reversely rotated.
[0071] Embodiment 4
[0072] The embodiment provides an outdoor general frequency converter, which has the following technical features in addition to the technical solutions of the above embodiments.
[0073] In the embodiment, the plurality of fixed blocks 7 are annularly and equidistantly distributed.
[0074] Wherein, ensure that the position of several fixed blocks 7 is fixed, further makes the position of the frequency converter body 1 is fixed.
[0075] Embodiment 5:
[0076] The embodiment provides an outdoor general frequency converter, in addition to comprising the technical scheme of the above embodiment, further has the following technical features.
[0077] In the embodiment, the two sliding bars 3 are fixedly installed with a plurality of anti-skid rubber pads on the side close to each other.
[0078] Wherein, through the setting of several anti-skid rubber pads, the position of the wire on the frequency converter body 1 can be further fixed, to ensure that the wire on the frequency converter body 1 will not be loose due to overall vibration.
[0079] Working principle: first, the fixed plate 5 is welded at the installation site, then the operation disc two 24 is rotated forward to drive the fixed disc 22, the rotating column 21 and the bevel gear two 20 to rotate forward, the fixed disc 22 drives the torsional spring 23 to twist, the bevel gear two 20 drives the bevel gear one 19 meshing therewith to rotate, the bevel gear one 19 drives the gear ring 11 to rotate, the gear ring 11 drives a plurality of second gears 10 meshing therewith to rotate, a plurality of second gears 10 drive a plurality of first gears 9 respectively to rotate, a plurality of first gears 9 drive a plurality of racks 8 to slide and approach each other respectively, then the frequency converter body 1 is placed on one side of the fixed plate 5, and a plurality of fixed blocks 7 are inserted into the limiting grooves 6, then the operator releases the operation disc two 24, under the action of the torsional force of the torsional spring 23, the operation disc two 24, the fixed disc 22, the rotating column 21 and the bevel gear two 20 are reversely rotated, the bevel gear two 20 drives the bevel gear one 19 meshing therewith to rotate, the bevel gear one 19 drives the gear ring 11 to rotate, the gear ring 11 drives a plurality of second gears 10 meshing therewith to rotate, a plurality of second gears 10 drive a plurality of first gears 9 respectively to rotate, a plurality of first gears 9 drive a plurality of racks 8 to slide and move away from each other respectively, finally a plurality of racks 8 are inserted into a plurality of fixed blocks 7, the position of a plurality of fixed blocks 7 can be fixed, the position of a plurality of fixed blocks 7 is fixed, further makes the position of the frequency converter body 1 is fixed, the frequency converter body 1 will not fall off when being vibrated, through the above operation, the frequency converter body 1 can also be disassembled without using tools;
[0080] When it is needed to fix the electric wire on the frequency converter body 1, first, the rectangular plate 16 is pulled to move away from the frequency converter body 1, the rectangular plate 16 drives the limiting column 15 to be separated from the corresponding limiting hole 18, and the plurality of tension springs 17 are elongated, then the staff rotates the operation disc 14 and drives the worm 12 to rotate, the worm 12 drives the two worm gears 13 engaged with the worm 12 to rotate, the two worm gears 13 drive the two threaded rods 4 to rotate respectively, under the action of the screw, the two threaded rods 4 drive the two sliding bars 3 to slide and approach each other respectively, the two sliding bars 3 can fix the electric wire on the frequency converter body 1, and the plurality of anti-skid rubber pads can further fix the position of the electric wire on the frequency converter body 1, so that the electric wire on the frequency converter body 1 will not be loose due to the whole vibration, and the stability of the electric wire on the frequency converter body 1 during use is ensured, finally, the rectangular plate 16 is loosened, under the action of the tension of the plurality of tension springs 17, the rectangular plate 16 drives the limiting column 15 to be inserted into the corresponding limiting hole 18, the position of the limiting column 15 can be fixed, and the worm 12 will not rotate.
[0081] The embodiments of the present application are described above in combination with the drawings, the embodiments and the features in the embodiments in the present application can be combined with each other without conflict, the present application is not limited to the above specific embodiments, the above specific embodiments are only illustrative, but not limited, the ordinary skilled in the art can make many forms under the inspiration of the present application without departing from the purpose of the present application and the scope protected by the claims, all of which belong to the protection of the present application.
Claims
1. An outdoor general-purpose frequency converter characterized by comprising: Include: Variable frequency converter body (1), the bottom of the variable frequency converter body (1) is provided with a sliding groove (2), two sliding bars (3) are symmetrically installed in the sliding groove (2), two threaded rods (4) are rotatably installed in the sliding groove (2) and located at one side of one of the sliding bars (3), one end of each of the two threaded rods (4) penetrates the two sliding bars (3), two sections of threads with opposite rotation directions are provided on each of the two threaded rods (4), and the two threaded rods (4) are threadedly connected with the two sliding bars (3) respectively; A driving assembly is located in the variable frequency converter body (1) and is used to drive the two threaded rods (4) to rotate; A fixed plate (5) is arranged on the rear side of the variable frequency converter body (1), a limiting groove (6) is formed in the fixed plate (5), a plurality of fixed blocks (7) fixed to the variable frequency converter body (1) are inserted and installed in the limiting groove (6), a plurality of racks (8) are inserted and installed in the plurality of fixed blocks (7), a plurality of first gears (9) are engagedly installed on one side of each of the plurality of racks (8), a plurality of second gears (10) are fixedly installed at one end of each of the plurality of first gears (9), each of the plurality of racks (8) is slidably connected with the limiting groove (6), and each of the plurality of first gears (9) and the plurality of second gears (10) is rotatably connected with the limiting groove (6); A power assembly is located in the fixed plate (5) and is used to drive the plurality of second gears (10) to rotate.
2. The outdoor general frequency converter according to claim 1, characterized in that, The driving assembly comprises: A worm (12) is rotatably installed in the sliding groove (2), two worm gears (13) are engagedly installed at the bottom of the worm (12), the two worm gears (13) are respectively located at one end of the two threaded rods (4), and the two worm gears (13) are fixedly connected with the two threaded rods (4), one end of the worm (12) penetrates the sliding groove (2) and extends to the outside, and each of the two worm gears (13) is rotatably connected with the sliding groove (2).
3. The outdoor general-purpose frequency converter according to claim 2, characterized by The power assembly comprises: A gear ring (11) is rotatably installed in the limiting groove (6), the plurality of second gears (10) are located in the gear ring (11), the gear ring (11) is engaged with the plurality of second gears (10), a bevel gear one (19) is fixedly installed at one end of the gear ring (11), a bevel gear two (20) is engagedly installed on one side of the bevel gear one (19), a rotating column (21) is fixedly installed at one end of the bevel gear two (20), one end of the rotating column (21) penetrates the limiting groove (6) and extends to the outside, and the bevel gear one (19), the bevel gear two (20) and the rotating column (21) are rotatably connected with the limiting groove (6).
4. The outdoor general-purpose frequency converter according to claim 2, characterized by One end of the worm (12) is fixedly installed with an operation disc I (14), the operation disc I (14) is slidably installed with a limiting column (15), one end of the limiting column (15) is fixedly installed with a rectangular plate (16), one side of the rectangular plate (16) is fixedly installed with a plurality of tension springs (17) fixed with the operation disc I (14), a plurality of limiting holes (18) are formed in the frequency converter body (1) and located at one side of the operation disc I (14), the other end of the limiting column (15) extends into the corresponding limiting hole (18), and the other end of the limiting column (15) is insertedly matched with the limiting hole (18).
5. The outdoor general-purpose frequency converter according to claim 3, characterized by One end of the rotating column (21) is fixedly installed with an operation disc II (24), the rotating column (21) is fixedly installed with a fixed disc (22), the rotating column (21) is sleeved with a torsion spring (23), both ends of the torsion spring (23) are fixed with the fixed disc (22) and the inner wall of the limiting groove (6) respectively, and the fixed disc (22) is rotationally connected with the limiting groove (6).
6. The outdoor general-purpose frequency converter according to claim 1, characterized by A plurality of the fixed blocks (7) are annularly and equidistantly distributed.
7. The outdoor general-purpose frequency converter according to claim 1, characterized by Two sides, close to each other, of the sliding bars (3) are fixedly installed with a plurality of antiskid rubber pads.
Citation Information
Patent Citations
General -purpose inverter
CN207819741U