CN212811570U

CN212811570U - Frequency converter convenient to assemble

Info

Publication number: CN212811570U
Application number: CN202022142018.9U
Authority: CN
Inventors: 乔瑞军
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-27
Filing date: 2020-09-27
Publication date: 2021-03-26
Anticipated expiration: 2030-09-27

Abstract

The utility model relates to a frequency converter convenient to assemble, belonging to the technical field of frequency converters; the left side and the right side of the upper side of the shell are respectively provided with an internal thread pipe in a suspending way, the front end and the rear end of the internal thread pipe are respectively provided with a supporting frame in a sleeving way, the lower end of the supporting frame is fixed on the upper side wall of the shell, the internal thread pipe is internally provided with a screw rod in an inserting way, the lower end of the screw rod passes through the rear end of the internal thread, is connected with an external mounting frame, a plurality of through holes are equidistantly arranged on the lower side wall of the shell, the through holes are arranged on the lower side of the fan, the plurality of fans are equidistantly embedded in a fixed plate, the fixed plate is arranged on the lower side of the frequency converter body, a first slide block is arranged on the left side and the right side of the lower surface of the fixed plate, a slide rail is arranged in the first slide block in a sliding manner, the slide rail is fixed on the inner side wall of the lower, when assembling the converter to outside mounting bracket, increased the strong point to increased the stability of converter, and radiator fan can demolish at will, need not to demolish the baffle, thereby labour saving and time saving.

Description

Frequency converter convenient to assemble

Technical Field

The utility model relates to a converter technical field, concretely relates to converter convenient to equipment.

Background

The frequency converter is an electric control device which controls an alternating current motor by changing the working power supply frequency mode of a motor, mainly comprises a rectifying unit, a direct current unit and an inversion unit, along with the continuous improvement of the industrial automation degree, the special requirements of various production devices on power supply are continuously increased, the frequency converter can adjust the voltage and the frequency of an output power supply, and the required power supply voltage is provided according to the actual requirements of the motor to save energy and regulate speed, so that the frequency converter is more and more emphasized in the production field, but the frequency converter in the prior art is installed after penetrating through a threaded hole at the top end of a rear shell of the frequency converter through a bolt, has fewer supporting points and is easy to drop, and the frequency converter is easy to generate a large amount of heat when in use, needs a cooling fan to dissipate heat, and is easy to damage after long-time use, when the cooling fan is disassembled, some baffles outside the frequency converter need to be disassembled, and the cooling fan can be disassembled, so that time and labor are wasted.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to prior art's defect and not enough, provide a converter of equipment of being convenient for of reasonable in design, convenient to use, when assembling the converter to outside mounting bracket, increased the strong point to the stability of converter has been increased, and radiator fan can demolish at will, need not to demolish the baffle, thereby labour saving and time saving.

In order to achieve the above object, the utility model adopts the following technical scheme: the door body is embedded in the front side of the interior of the shell, one side of the door body is screwed with the front side wall of one side of the shell through a hinge, the other side of the door body is connected with the front side wall of the other side of the shell through a cross lock, and the frequency converter body is arranged on the upper side of the interior of the shell; it still contains the support frame, the internal thread pipe, the screw rod, the hand is twisted, a slider, a slide rail, the fixed plate, the fan, the left and right sides of casing upside all hangs and is equipped with the internal thread pipe, both ends all overlap and are equipped with the support frame around the internal thread pipe, the lower extreme of support frame is fixed on the last lateral wall of casing, the inside of internal thread pipe is all inserted and is equipped with the screw rod, the lower extreme of screw rod passes behind the rear end of internal thread pipe, be connected with outside mounting bracket, the equidistance is equipped with the several through-hole on the lower lateral wall of casing, the through-hole sets up in the downside of fan, several fan equidistance inlays the inside at the fixed plate, the fixed plate sets up in the downside of converter body, the left and right sides.

Furthermore, a filter screen is fixed on the inner side wall of the lower side of the shell and is arranged on the upper side of the through hole.

Further, the front side of converter body downside be equipped with the gag lever post, the cross-section of this gag lever post is the square setting, the left and right sides of gag lever post all overlaps and is equipped with the mount, this mount is "U" shape setting, the mount of both sides is fixed respectively on the inside wall of casing left and right sides, be equipped with the spout on the preceding lateral wall of gag lever post, it has No. two sliders of several to slide in the spout, the inside of No. two sliders is the cavity structure, be equipped with the spring in No. two sliders, the one end of this spring and the inside wall fixed connection of No. two slider rear sides, be fixed with the connecting rod on the other end of spring, the front end of this connecting rod passes behind the preceding lateral wall of No. two sliders, with spacing fixed connection, spacing is "L" shape setting, the rear side on spacing right side sets up.

Furthermore, a hand screw is fixed at the front end of the internal thread pipe and is suspended at the front side of the support frame at the front side.

Furthermore, the left side and the right side of the front side of the fixing plate are abutted against limiting bolts, and the lower sides of the limiting bolts penetrate through the lower side wall of the shell and are exposed at the lower side of the shell.

After the structure is adopted, the beneficial effects of the utility model are that: a converter convenient to equipment, when assembling the converter to outside mounting bracket, increased the strong point to increased the stability of converter, and radiator fan can demolish at will, need not to demolish the baffle, thereby labour saving and time saving, the utility model has the advantages of set up rationally, the cost of manufacture is low.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic diagram of the internal structure of the present invention.

Fig. 3 is a schematic bottom structure diagram of the present invention.

Fig. 4 is a left side view of fig. 1.

Fig. 5 is a schematic structural diagram of the middle fixing plate of the present invention.

Fig. 6 is the internal structure diagram of the first slider in the present invention.

Fig. 7 is a schematic structural view of the middle fixing frame of the present invention.

Description of reference numerals:

the device comprises a shell 1, a through hole 1-1, a door body 2, a frequency converter body 3, a support frame 4, an internal threaded pipe 5, a screw rod 6, a hand screw 18, a first sliding block 7, a sliding rail 8, a fixing plate 9, a fan 10, a filter screen 11, a limiting rod 12, a sliding groove 12-1, a fixing frame 13, a second sliding block 14, a spring 15, a connecting rod 16, a limiting frame 17, a hand screw 18 and a limiting bolt 19.

The specific implementation mode is as follows:

the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1 to 7, the following technical solutions are adopted in the present embodiment: the energy-saving door further comprises a shell 1, a door body 2 and a frequency converter body 3, wherein the shell 1 is of a front-side open structure, the door body 2 is embedded in the front side of the interior of the shell 1, one side of the door body 2 is screwed with the front side wall of one side of the shell 1 through a hinge, the other side of the door body 2 is connected with the front side wall of the other side of the shell 1 through a cross lock, and the frequency converter body 3 is arranged on the upper side of the interior of the shell 1; the novel fan comprises a support frame 4, an internal thread pipe 5, a screw rod 6, a hand screw 18, a first slide block 7, a slide rail 8, a fixed plate 9 and a fan 10, wherein the internal thread pipe 5 is suspended on the left side and the right side of the upper side of a shell 1, the support frame 4 is sleeved on the front end and the rear end of the internal thread pipe 5 and screwed through a bearing, the lower end of the support frame 4 is welded and fixed on the upper side wall of the shell 1, the screw rod 6 is inserted in the internal thread pipe 5 and screwed through a thread, the lower end of the screw rod 6 penetrates through the rear end of the internal thread pipe 5 and then is connected with an external mounting frame, the hand screw 18 is welded and fixed at the front end of the internal thread pipe 5, the hand screw 18 is suspended on the front side of the support frame 4 at the front side and can conveniently drive the internal thread pipe 5 to rotate, a plurality of through holes 1-1 are formed in the lower side wall of the shell, the fixing plate 9 is arranged on the lower side of the frequency converter body 3, the left side and the right side of the front side of the fixing plate 9 are respectively abutted with a limiting bolt 19, the lower side of the limiting bolt 19 penetrates through the lower side wall of the shell 1 and is exposed on the lower side of the shell 1, the limiting of the fixing plate 9 can be facilitated, the left side and the right side of the lower surface of the fixing plate 9 are respectively welded and fixed with a first sliding block 7, a sliding rail 8 is arranged in the first sliding block 7 in a sliding mode, the sliding rail 8 is fixed on the inner side wall of the lower side of the shell 1 through a bolt, a filter screen 11 is fixedly adhered on the inner side wall of the lower side of the shell 1;

the front side of the lower side of the frequency converter body 3 is provided with a limiting rod 12, the cross section of the limiting rod 12 is arranged in a square shape, the left side and the right side of the limiting rod 12 are both sleeved with a fixed frame 13, the fixed frame 13 is arranged in a U shape, the fixed frames 13 at the two sides are respectively welded and fixed on the inner side walls at the left side and the right side of the shell 1, the front side wall of the limiting rod 12 is provided with a sliding groove 12-1, a plurality of second sliders 14 are arranged in the sliding groove 12-1 in a sliding way, the inside of the second sliders 14 is a cavity structure, springs 15 are arranged in the second sliders 14, the rear ends of the springs 15 are welded and fixed with the inner side walls at the rear sides of the second sliders 14, connecting rods 16 are welded and fixed on the front ends of the springs 15, the front ends of the connecting rods 16 penetrate through the front side walls of the second sliders 14 and are welded and fixed with the limiting frame, the lead on the frequency converter body 3 can be limited.

The working principle of the specific embodiment is as follows: when the device is used, the screw rod 6 is firstly installed on the external installation frame, the internal thread tube 5 is sleeved on the front end of the screw rod 6, the hand screw 18 is rotated, the hand screw 18 drives the internal thread tube 5 to rotate, the internal thread tube 5 drives the support frame 4 to move towards the inside of the installation frame, the support frame 4 drives the shell 1 to move until the shell 1 reaches a proper position, then the door body 2 is opened, after the limiting rod 12 is taken down, the second sliding block 14 with a proper number is selected according to the number of wires on the frequency converter, then the two ends of the limiting rod 12 are inserted into the fixing frames 13 at the two sides, then the wires on the frequency converter body 3 are respectively inserted into the limiting frame 17, when the limiting frame 17 is inserted, the limiting frame 17 can be pulled outwards, the limiting frame 17 drives the connecting rod 16 to move outwards, so that a gap is reserved between the limiting frame 17 and the second sliding block 14, then the wires are inserted into the, until inserting many wires respectively to spacing 17 in, reach the effect of separation, restart fan 10 at last, dispel the heat to casing 1 inside through fan 10, when fan 10 takes place to damage, only need open the door body 2, rotate limit bolt 19, make limit bolt 19 remove downwards, until limit bolt 19's upper end is less than fixed plate 9, take fixed plate 9 outside out, thereby can conveniently change fan 10, after the change is accomplished, slide a slider 7 of fixed plate 9 both sides to slide rail 8 again, last limit bolt 19 is upwards.

After adopting above-mentioned structure, this embodiment's beneficial effect is as follows:

1. when the frequency converter is assembled to the external mounting frame, the supporting points are added, so that the stability of the frequency converter is improved, the heat radiation fan 10 can be freely disassembled without disassembling a baffle, and time and labor are saved;

2. the front side of the interior of the shell 1 is provided with a limiting rod 12, and a limiting frame 17 on the limiting rod 12 can limit and separate the wires on the frequency converter, so that the phenomenon of short circuit caused by overheating of the wires is prevented, and the safety is improved.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. A frequency converter convenient to assemble further comprises a shell (1), a door body (2) and a frequency converter body (3), wherein the shell (1) is of a front-side open structure, the door body (2) is embedded in the front side of the interior of the shell (1), one side of the door body (2) is screwed with the front side wall of one side of the shell (1) through a hinge, the other side of the door body (2) is connected with the front side wall of the other side of the shell (1) through a cross lock, and the frequency converter body (3) is arranged on the upper side of the interior of the shell (1); the method is characterized in that: the novel frequency converter also comprises a support frame (4), an internal thread pipe (5), a screw rod (6), a hand screw (18), a first sliding block (7), a sliding rail (8), a fixing plate (9) and a fan (10), wherein the internal thread pipe (5) is suspended on the left side and the right side of the upper side of the shell (1), the support frame (4) is sleeved on the front end and the rear end of the internal thread pipe (5), the lower end of the support frame (4) is fixed on the upper side wall of the shell (1), the screw rod (6) is inserted in the internal thread pipe (5), the lower end of the screw rod (6) passes through the rear end of the internal thread pipe (5) and is connected with an external mounting frame, a plurality of through holes (1-1) are arranged on the lower side wall of the shell (1) at equal intervals, the through holes (1-1) are arranged on the lower side of the fan (10), the plurality of fans (10), the left and right sides of fixed plate (9) lower surface all is equipped with slider (7) No. one, all slides in slider (7) and is provided with slide rail (8), and slide rail (8) are fixed on the inside wall of casing (1) downside.

2. A frequency converter according to claim 1, wherein the frequency converter is easy to assemble, and comprises: a filter screen (11) is fixed on the inner side wall of the lower side of the shell (1), and the filter screen (11) is arranged on the upper side of the through hole (1-1).

3. A frequency converter according to claim 1, wherein the frequency converter is easy to assemble, and comprises: the front side of the lower side of the frequency converter body (3) is provided with a limiting rod (12), the cross section of the limiting rod (12) is arranged in a square shape, the left side and the right side of the limiting rod (12) are both sleeved with a fixing frame (13), the fixing frame (13) is arranged in a U shape, the fixing frames (13) at the two sides are respectively fixed on the inner side walls at the left side and the right side of the shell (1), the front side wall of the limiting rod (12) is provided with a sliding chute (12-1), a plurality of second sliding blocks (14) are arranged in the sliding chute (12-1) in a sliding mode, the inside of each second sliding block (14) is of a cavity structure, a spring (15) is arranged in each second sliding block (14), one end of the spring (15) is fixedly connected with the inner side wall at the rear side of each second sliding block (14), the other end of the spring (15) is fixedly provided with a connecting rod, and the rear side on the right side of the limiting frame (17) is in butt contact with the second sliding block (14).

4. A frequency converter according to claim 1, wherein the frequency converter is easy to assemble, and comprises: the front end of the internal thread tube (5) is fixed with a hand screw (18), and the hand screw (18) is suspended at the front side of the support frame (4) at the front side.

5. A frequency converter according to claim 1, wherein the frequency converter is easy to assemble, and comprises: the left side and the right side of the front side of the fixing plate (9) are abutted against limiting bolts (19), and the lower sides of the limiting bolts (19) penetrate through the lower side wall of the shell (1) and then are exposed at the lower side of the shell (1).