Wiring assembly of frequency converter

Abstract

The utility model relates to the frequency converter technology field, and discloses a frequency converter wiring assembly comprising a frequency converter main body, the front side of the frequency converter main body is provided with a fixing mechanism, the bottom of the fixing mechanism is provided with a pressing mechanism, the fixing mechanism comprises a first mounting plate, and the first mounting plate is fixedly connected to the front side of the frequency converter main body. And placing grooves are formed in the first mounting plates. According to the wiring assembly of the frequency converter, through the arranged fixing mechanism, under the elastic potential energy of a spring, a wire can be extruded and fixed through an extrusion plate, and compared with a traditional mode that the head end of the wire is fixed through a bolt, the mode has the advantages of being rapid and convenient to use; by arranging and inserting the wires between the pressing plate and the base, and rotating the bolt, the bolt can drive the pressing plate to move downwards, and at the moment, the wires can be fixed, so that the purpose of arranging and wiring the wires is achieved, and the phenomenon that the wires are disordered is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of frequency converters, in particular to a wiring assembly of a frequency converter. Background Art

[0002] The inverter is a power control device that uses frequency conversion technology and microelectronics technology to control AC motors by changing the frequency of the motor's working power supply. The inverter is mainly composed of rectification (AC to DC), filtering, inversion (DC to AC), braking unit, drive unit, detection unit, and microprocessor unit. The inverter adjusts the voltage and frequency of the output power supply by the internal IGBT switching, and provides the required power supply voltage according to the actual needs of the motor, thereby achieving the purpose of energy saving and speed regulation. In addition, the inverter has many protection functions, such as over-current, over-voltage, and overload protection.

[0003] The patent network announcement number CN 219937387 U discloses a connecting wire assembly for a household appliance inverter, including an inverter body, a U-shaped installation groove is provided at the bottom of the front side of the inverter body, a wiring terminal and an anti-offline mechanism are provided in the U-shaped installation groove, the wiring terminal includes a rectangular wiring board, a plurality of rectangular wiring grooves are provided at the bottom of the rectangular wiring board, the anti-offline mechanism includes a rectangular seat, a plurality of first arc grooves are provided at the front side of the rectangular seat, a plurality of groups of rectangular fixed convex plates arranged equidistantly from left to right are provided at the front side of the rectangular seat, each group is composed of two rectangular fixed convex plates arranged symmetrically from left to right, and strip grooves are provided on the opposite sides of the two rectangular fixed convex plates in a single group and near the front side, and a clamping mechanism is detachably connected between the two strip grooves. The connecting wire assembly for the household appliance inverter can individually clamp and fix each wire through the provided wiring terminal and anti-offline mechanism, so as to facilitate the staff to replace a single wire.

[0004] The applicant believes that the following disadvantages exist: when fixing the head end of the wire of the connecting wire assembly of the household appliance inverter, it is necessary to use fastening bolts to fix it one by one, which has the defects of being cumbersome and inefficient. Therefore, improvement is needed. Utility Model Content

[0005] The purpose of the utility model is to provide a wiring assembly for a frequency converter to solve the problems raised in the above background technology.

[0006] To achieve the above object, the utility model provides the following technical solution: a wiring assembly of a frequency converter, comprising a frequency converter body, a fixing mechanism is arranged at the front side of the frequency converter body, and a clamping mechanism is arranged at the bottom of the fixing mechanism.

[0007] The fixing mechanism includes a first mounting plate, which is fixedly connected to the front side of the inverter body. A placement groove is opened in the first mounting plate, an extrusion plate is arranged at the bottom of the placement groove, a support rod is fixedly connected to the top of the extrusion plate, the support rod is slidably connected to the first mounting plate, and a handle is fixedly connected to the top of the support rod.

[0008] Preferably, a fixing ring is fixedly connected to the surface of the support rod, a spring is arranged on the top of the fixing ring, and the spring is sleeved on the surface of the support rod. Under the elastic potential energy of the spring itself, the extrusion plate can squeeze and fix the wire.

[0009] Preferably, a transverse plate is slidably connected to the surface of the support rod, a fixing plate is fixedly connected to the top of the transverse plate, and the fixing plate is fixedly connected to the front side of the inverter body. The transverse plate can be supported by the setting of the fixing plate.

[0010] Preferably, the clamping mechanism includes a second mounting plate, which is arranged on the front side of the inverter body. A wiring groove is opened in the second mounting plate, and a base is fixedly connected to the bottom of the wiring groove. The base is provided to support and place the wires.

[0011] Preferably, a clamping plate is provided on the top of the base, and a bolt is rotatably connected to the top of the clamping plate. The bolt is threadedly connected to the second mounting plate, and connecting plates are fixedly connected on both sides of the second mounting plate. A placement plate is fixedly connected to one side of the connecting plate, and by rotating the bolt, the bolt can drive the clamping plate to move downward, and the wire can be fixed at this time.

[0012] Preferably, a limiting groove is provided in the placement plate, a limiting rod is inserted in the limiting groove, and the limiting rod is fixedly connected to the front side of the inverter body. The second mounting plate can be initially limited by the provided limiting rod.

[0013] Preferably, the surface of the limiting rod is provided with threads, and the second mounting plate can be installed by threading the locking nut to the surface of the limiting rod.

[0014] Compared with the prior art, the utility model provides a wiring assembly for a frequency converter, which has the following features:

[0015] Beneficial effects:

[0016] 1. The wiring assembly of the inverter can use the fixing mechanism to enable the extrusion plate to squeeze and fix the wire under the elastic potential energy of the spring. Compared with the traditional method of fixing the head end of the wire with bolts, this method has the advantages of being fast and convenient.

[0017] 2. The wiring assembly of the inverter, through the clamping mechanism, arranges the wires and inserts them between the clamping plate and the base, and by turning the bolts, the bolts can drive the clamping plate to move downward. At this time, the wires can be fixed, thereby achieving the purpose of arranging and wiring the wires and avoiding the phenomenon of tangled wires. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without creative labor:

[0019] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0020] Figure 2 This is a schematic oblique view of the overall structure of the utility model;

[0021] Figure 3 This is a schematic diagram of the fixing mechanism of the utility model;

[0022] Figure 4 It is a schematic diagram of the clamping mechanism of the utility model.

[0023] In the figure: 1. inverter body; 2. fixing mechanism; 21. fixing plate; 22. fixing ring; 23. support rod; 24. extrusion plate; 25. handle; 26. spring; 27. cross plate; 28. first mounting plate; 3. clamping mechanism; 31. limit rod; 32. clamping plate; 33. base; 34. connecting plate; 35. second mounting plate; 36. bolt; 37. placement plate. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] The utility model provides a technical solution:

[0026] Embodiment 1:

[0027] Combination Figure 1-2 to Figure 3A wiring assembly of a frequency converter includes a frequency converter body 1, a fixing mechanism 2 is arranged at the front side of the frequency converter body 1, and a pressing mechanism 3 is arranged at the bottom of the fixing mechanism 2.

[0028] The fixing mechanism 2 includes a first mounting plate 28, which is fixedly connected to the front side of the inverter body 1. A placement groove is opened in the first mounting plate 28, and an extrusion plate 24 is arranged at the bottom of the placement groove. A support rod 23 is fixedly connected to the top of the extrusion plate 24. The support rod 23 is slidably connected in the first mounting plate 28, and a handle 25 is fixedly connected to the top of the support rod 23.

[0029] Furthermore, a fixing ring 22 is fixedly connected to the surface of the support rod 23, a spring 26 is arranged on the top of the fixing ring 22, and the spring 26 is sleeved on the surface of the support rod 23. Under the elastic potential energy of the spring 26 itself, the extrusion plate 24 can squeeze and fix the wire.

[0030] Furthermore, a transverse plate 27 is slidably connected to the surface of the support rod 23 , a fixing plate 21 is fixedly connected to the top of the transverse plate 27 , and the fixing plate 21 is fixedly connected to the front side of the inverter body 1 . The fixing plate 21 can support the transverse plate 27 .

[0031] Embodiment 2:

[0032] See also Figure 4 On the basis of the first embodiment, the tightening mechanism further comprises a second mounting plate 35, the second mounting plate 35 is arranged on the front side of the inverter body 1, the second mounting plate 35 is provided with a wiring groove, the bottom of the wiring groove is fixedly connected with a base 33, and the base 33 is provided to support and place the wire.

[0033] Furthermore, a clamping plate 32 is provided on the top of the base 33, and a bolt 36 is rotatably connected to the top of the clamping plate 32. The bolt 36 is threadedly connected to the second mounting plate 35. Connecting plates 34 are fixedly connected on both sides of the second mounting plate 35, and a placement plate 37 is fixedly connected to one side of the connecting plate 34. By rotating the bolt 36, the bolt 36 can drive the clamping plate 32 to move downward, and the wire can be fixed at this time.

[0034] Furthermore, a limiting groove is provided in the placement plate 37, a limiting rod 31 is inserted in the limiting groove, and the limiting rod 31 is fixedly connected to the front side of the inverter body 1. The second mounting plate 35 can be initially limited by the provided limiting rod 31.

[0035] Furthermore, the surface of the limiting rod 31 is provided with threads. The surface of the limiting rod 31 is provided with threads. By threading the locking nut to the surface of the limiting rod 31, the second mounting plate 35 can be installed.

[0036] In actual operation, when the device is used, the handle 25 is first pulled, and the support rod 23 slides inside the second mounting plate 35, and the extrusion plate 24 moves to the front side of the inverter body 1. Then, the head end of the wire can be placed on the bottom of the extrusion plate 24, and the spring 26 can be loosened. Under the elastic potential energy of the spring 26, the extrusion plate 24 can squeeze and fix the wire. Compared with the traditional method of fixing the head end of the wire with a bolt 36, this method has the advantages of being fast and convenient. When the wiring harness needs to be adjusted, When effectively arranging the cables, the second mounting plate 35 can be placed on the front side of the inverter body 1. When the limiting rod 31 is inserted into the interior of the placement plate 37, the locking nut can be threadedly connected to the surface of the limiting rod 31 to achieve the purpose of installation of the second mounting plate 35. Then, the wires can be arranged and inserted between the clamping plate 32 and the base 33, and the bolt 36 can be turned. The bolt 36 can drive the clamping plate 32 to move downward, and the wires can be fixed at this time, thereby achieving the purpose of arranging and wiring the wires and avoiding the phenomenon of the wires being tangled.

[0037] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the statement "comprise a ..." do not exclude the presence of other identical elements in the process, method, article or device including the elements.

Claims

1. A wiring assembly for a frequency converter, comprising a frequency converter body (1), characterized in that: A fixing mechanism (2) is arranged on the front side of the frequency converter body (1), and a pressing mechanism (3) is arranged on the bottom of the fixing mechanism (2); The fixing mechanism (2) comprises a first mounting plate (28), the first mounting plate (28) being fixedly connected to the front side of the inverter body (1), a placement groove being provided in the first mounting plate (28), an extrusion plate (24) being provided at the bottom of the placement groove, a support rod (23) being fixedly connected to the top of the extrusion plate (24), the support rod (23) being slidably connected to the first mounting plate (28), and a handle (25) being fixedly connected to the top of the support rod (23).

2. The wiring assembly of a frequency converter according to claim 1, characterized in that: A fixing ring (22) is fixedly connected to the surface of the support rod (23), a spring (26) is arranged on the top of the fixing ring (22), and the spring (26) is sleeved on the surface of the support rod (23).

3. The wiring assembly of a frequency converter according to claim 1, characterized in that: The surface of the support rod (23) is slidably connected to a transverse plate (27), the top of the transverse plate (27) is fixedly connected to a fixed plate (21), and the fixed plate (21) is fixedly connected to the front side of the inverter body (1).

4. The wiring assembly of a frequency converter according to claim 1, characterized in that: The clamping mechanism (3) comprises a second mounting plate (35), the second mounting plate (35) being arranged on the front side of the inverter body (1), the second mounting plate (35) being provided with a wiring slot, the bottom of the wiring slot being fixedly connected to a base (33).

5. The wiring assembly of a frequency converter according to claim 4, characterized in that: A clamping plate (32) is provided on the top of the base (33), and a bolt (36) is rotatably connected to the top of the clamping plate (32). The bolt (36) is threadedly connected in the second mounting plate (35). Both sides of the second mounting plate (35) are fixedly connected to connecting plates (34), and one side of the connecting plate (34) is fixedly connected to a placement plate (37).

6. The connection assembly of a frequency converter according to claim 5, characterized in that: A limiting groove is provided in the placement plate (37), a limiting rod (31) is inserted into the limiting groove, and the limiting rod (31) is fixedly connected to the front side of the inverter body (1).

7. The connection assembly of a frequency converter according to claim 6, characterized in that: The surface of the limiting rod (31) is provided with a thread. The surface of the limiting rod (31) is provided with a thread.

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