Frequency converter reinforcing device in electric cabinet

Abstract

The utility model belongs to the technical field of control cabinets, and particularly relates to a frequency converter reinforcing device in an electric cabinet, which comprises a cabinet body, a frequency converter main body is fixedly mounted on the inner wall of the cabinet body, a mounting plate is fixedly mounted on the inner wall of the cabinet body, a fixing plate is assembled on the side wall of the mounting plate, and a stud is movably connected to the side wall of the fixing plate. And the studs are movably connected with the mounting plate, jacking assemblies are symmetrically arranged on the side wall of the fixing plate, the section of the fixing plate is U-shaped, a plurality of clamping grooves are formed in the bottom face of the fixing plate, the clamping grooves are L-shaped, and a supporting assembly is arranged on the lower side of the fixing plate. And the jacking assembly comprises a bolt in threaded connection to the side wall of the fixing plate, the end face of the bolt is rotationally connected with a top plate, and the side wall of the top plate is fixedly connected with a rubber pad. The frequency converter can be limited and fixed in the transportation process, impact caused by shaking of the frequency converter in the transportation process is effectively reduced, and the stability and firmness of the electrical control box are improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of control cabinets, and specifically relates to a frequency converter reinforcement device in an electric cabinet. Background Art

[0002] The inverter is a power control device that uses frequency conversion technology and microelectronics technology to control the AC motor by changing the working power frequency of the motor. The inverter is mainly composed of rectification (AC to DC), filtering, inversion (DC to AC), braking unit, drive unit, detection unit, microprocessor unit, etc. The inverter adjusts the output power voltage and frequency by the internal IGBT switching, and provides the required power 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, overload protection, etc. With the continuous improvement of industrial automation, inverters have also been widely used.

[0003] At present, the inverter is installed on the electrical control box of the mechanical press, mainly on the mounting plate inside the electrical control box. The material of the mounting plate is 2.5mm thick Q235. If the inverter power is large, the appearance and overall weight of the inverter are also heavy. Due to bumps during transportation, the inverter and the mounting plate will shake back and forth, and the inertia and impact are large, which can easily cause the mounting plate to crack. Utility Model Content

[0004] The purpose of the present invention is to provide a frequency converter reinforcement device in an electrical cabinet, which can limit and fix the frequency converter during transportation, effectively reduce the impact caused by the shaking of the frequency converter during transportation, and increase the stability and firmness of the electrical control box.

[0005] The technical solutions adopted in this utility are as follows:

[0006] A frequency converter reinforcement device in an electric cabinet comprises a cabinet body, a frequency converter body is fixedly mounted on the inner wall of the cabinet body, a mounting plate is fixedly mounted on the inner wall of the cabinet body, a fixing plate is mounted on the side wall of the mounting plate, studs are movably connected to the side wall of the fixing plate, the studs are movably connected to the mounting plate, tightening components are symmetrically arranged on the side wall of the fixing plate, the fixing plate has a U-shaped cross-section, a plurality of slots are provided on the bottom surface of the fixing plate, the slots are L-shaped, and a support component is arranged on the lower side of the fixing plate.

[0007] The tightening assembly comprises a bolt threadedly connected to the side wall of the fixing plate, the end surface of the bolt is rotatably connected to the top plate, and the side wall of the top plate is fixedly connected to a rubber pad.

[0008] The support assembly includes a round rod arranged in a slot, the top end of the round rod is fixedly connected to a limiting plate, a cylinder is slidably connected to the side wall of the round rod, a spring is fixedly connected between the round rod and the cylinder, the bottom end of the cylinder is fixedly connected to a support plate, and the top surface of the support plate is fixedly connected to an anti-slip pad.

[0009] Two sliding blocks are symmetrically fixedly connected to the inner wall of the cylinder near the top, and sliding grooves are symmetrically opened on the side walls of the round rod, and the sliding blocks are slidably connected to the sliding grooves.

[0010] The side walls of the slot are symmetrically and fixedly connected with two stoppers, which are arc-shaped.

[0011] A rotating wheel is threadedly connected to the side wall of the cylinder near the top end, and the rotating wheel abuts against the round rod.

[0012] The technical effects achieved by this utility model are:

[0013] The utility model discloses a frequency converter reinforcement device in an electric cabinet, which can tighten and support the frequency converter body through the mutual cooperation among the cabinet body, the mounting plate, the fixing plate, the tightening assembly and the supporting assembly, so as to avoid the impact caused by the shaking of the frequency converter body during transportation, which may cause damage to the frequency converter body and the cabinet body, thereby ensuring the stability and firmness of the cabinet body during transportation and affecting the use quality of the control cabinet. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a stereogram of this practical embodiment;

[0015] Figure 2 It is a partial structural schematic diagram of this practical embodiment;

[0016] Figure 3 It is a structural schematic diagram of the support assembly of this practical embodiment;

[0017] Figure 4 This practical embodiment Figure 2 Enlarged view of point A in .

[0018] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0019] 1. Cabinet; 2. Inverter body; 3. Mounting plate; 4. Fixing plate; 5. Bolts; 6. Top plate; 7. Rubber pad; 8. Stud; 9. Slot; 10. Round rod; 11. Limit plate; 12. Cylinder; 13. Spring; 14. Support plate; 15. Anti-slip pad; 16. Slider; 17. Slide; 18. Stopper; 19. Rotor. DETAILED DESCRIPTION

[0020] In order to make the purpose and advantages of the present invention more clearly understood, the present invention is specifically described below in conjunction with the embodiments. It should be understood that the following text is only used to describe one or several specific implementations of the present invention, and does not strictly limit the scope of protection specifically requested by the present invention.

[0021] like Figure 1-Figure 4 As shown, a frequency converter reinforcement device in an electric cabinet comprises a cabinet 1, a frequency converter body 2 is fixedly mounted on the inner wall of the cabinet 1, a mounting plate 3 is fixedly mounted on the inner wall of the cabinet 1, a fixing plate 4 is mounted on the side wall of the mounting plate 3, studs 8 are movably connected to the side wall of the fixing plate 4, the studs 8 are movably connected to the mounting plate 3, tightening components are symmetrically arranged on the side wall of the fixing plate 4, the cross-section of the fixing plate 4 is U-shaped, a plurality of slots 9 are provided on the bottom surface of the fixing plate 4, the slots 9 are L-shaped, and a support component is arranged on the lower side of the fixing plate 4.

[0022] The tightening assembly comprises a bolt 5 which is threadedly connected to the side wall of the fixing plate 4 , the end face of the bolt 5 is rotatably connected to the top plate 6 , and the side wall of the top plate 6 is fixedly connected to a rubber pad 7 .

[0023] like Figure 2 and Figure 3 As shown, the support assembly includes a round rod 10 arranged in the slot 9, the top of the round rod 10 is fixedly connected to a limiting plate 11, a cylinder 12 is slidably connected to the side wall of the round rod 10, a spring 13 is fixedly connected between the round rod 10 and the cylinder 12, the bottom end of the cylinder 12 is fixedly connected to a support plate 14, and the top surface of the support plate 14 is fixedly connected to an anti-slip pad 15.

[0024] Through the mutual cooperation among the cabinet 1, the mounting plate 3, the fixing plate 4, the tightening assembly and the supporting assembly, the inverter body 2 can be tightened and supported to avoid the impact caused by the shaking of the inverter body 2 during transportation, which may cause damage to the inverter body 2 and the cabinet 1, thereby ensuring the stability and firmness of the cabinet 1 during transportation and affecting the use quality of the control cabinet.

[0025] like Figure 3 As shown, two sliders 16 are symmetrically fixedly connected to the inner wall of the cylinder 12 near the top, and sliding grooves 17 are symmetrically opened on the side wall of the round rod 10, and the sliders 16 are slidably connected to the sliding grooves 17.

[0026] The slide block 16 and the slide groove 17 can be used to limit the cylinder 12 to prevent the cylinder 12 from being separated from the round rod 10 and affecting its stability.

[0027] like Figure 2 and Figure 4 As shown, two stoppers 18 are symmetrically fixedly connected to the side wall of the slot 9, and the stoppers 18 are arc-shaped. When the round rod 10 enters the slot 9, the stoppers 18 can be used to limit the round rod 10, and the stoppers 18 are made of rubber, silicone and other materials.

[0028] like Figure 2 As shown, a rotating wheel 19 is threadedly connected to the side wall of the cylinder 12 near the top end, and the rotating wheel 19 abuts against the round rod 10.

[0029] Specifically, when the support plate 14 abuts against the inverter body 2 , on the one hand, the force of the spring 13 can be used for auxiliary support, and on the other hand, the rotating wheel 19 can be used to fix the round rod 10 to prevent the support plate 14 from shaking.

[0030] The working principle of the utility model is as follows: when the inverter body 2 needs to be transported after installation, the fixing plate 4 is first fixed to the appropriate position of the mounting plate 3 by the stud 8, and then the bolt 5 is rotated to drive the top plate 6 to press against the inverter body 2 to limit the inverter body 2, and then the appropriate number of support components is selected according to the needs, and the round rod 10 is inserted into the card slot 9, and then the cylinder 12 is pulled downward, and the spring 13 is stretched at the same time. When the support plate 14 reaches the bottom of the inverter body 2, the support plate 14 is rotated to the bottom of the inverter body 2, and then the support plate 14 is loosened and driven by the spring 13 to rebound and press the support plate 14 against the inverter, and the rotating wheel 19 is rotated to press against the round rod 10 to fix it, and the inverter body 2 is multi-directionally limited to avoid the impact caused by the shaking of the inverter body 2 during transportation, causing damage to the inverter body 2 and the cabinet 1, thereby ensuring the stability and firmness of the cabinet 1 during transportation, affecting the use quality of the control cabinet.

[0031] The above is only a preferred embodiment of the present invention. It should be noted that, for ordinary technicians in the field, several improvements and modifications can be made without departing from the principle of the present invention, and these improvements and modifications should also be regarded as the protection scope of the present invention. The structures, devices and operating methods not specifically described and explained in the present invention shall be implemented according to the conventional means in the field unless otherwise specified and limited.

Claims

1. A frequency converter reinforcement device in an electric cabinet, characterized in that: The cabinet (1) comprises a frequency converter body (2) fixedly mounted on the inner wall of the cabinet (1), a mounting plate (3) fixedly mounted on the inner wall of the cabinet (1), a fixing plate (4) mounted on the side wall of the mounting plate (3), a stud (8) movably connected to the side wall of the fixing plate (4), the studs (8) being movably connected to the mounting plate (3), a tightening assembly being symmetrically arranged on the side wall of the fixing plate (4), the fixing plate (4) having a U-shaped cross section, a plurality of slots (9) being arranged on the bottom surface of the fixing plate (4), the slots (9) being L-shaped, and a support assembly being arranged on the lower side of the fixing plate (4); The support assembly comprises a round rod (10) arranged in the slot (9), the top end of the round rod (10) is fixedly connected to a limit plate (11), a cylinder (12) is slidably connected to the side wall of the round rod (10), a spring (13) is fixedly connected between the round rod (10) and the cylinder (12), the bottom end of the cylinder (12) is fixedly connected to a support plate (14), and the top surface of the support plate (14) is fixedly connected to an anti-slip pad (15); A rotating wheel (19) is threadedly connected to the side wall of the cylinder (12) near the top end, and the rotating wheel (19) abuts against the round rod (10).

2. The inverter reinforcement device in the electric cabinet according to claim 1 is characterized in that: The tightening assembly comprises a bolt (5) threadedly connected to the side wall of the fixing plate (4); the end surface of the bolt (5) is rotatably connected to the top plate (6); and the side wall of the top plate (6) is fixedly connected to a rubber pad (7).

3. The inverter reinforcement device in the electric cabinet according to claim 2 is characterized in that: Two sliding blocks (16) are symmetrically fixedly connected to the inner wall of the cylinder (12) near the top, and sliding grooves (17) are symmetrically opened on the side wall of the round rod (10), and the sliding blocks (16) are slidably connected to the sliding grooves (17).

4. The inverter reinforcement device in an electric cabinet according to claim 1, characterized in that: Two stoppers (18) are symmetrically fixedly connected to the side walls of the clamping slot (9), and the stoppers (18) are arc-shaped.

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