Quick transferring and pushing-in device of electric reactor for mining high-voltage frequency converter

Abstract

The utility model relates to a quick transferring and pushing-in device for an electric reactor for a mining high-voltage frequency converter, which comprises a transferring trolley and an electric reactor sliding base positioned on the transferring trolley, the electric reactor is mounted on the electric reactor sliding base, and a pushing-in device for pushing the electric reactor sliding base into a shell of the frequency converter is mounted on the transferring trolley. The push-in device comprises a push-in supporting seat fixedly connected with the electric reactor sliding base and a supporting base fixedly connected with the transfer trolley, lead screw nut supporting plates are arranged on the two sides of a connecting line of the push-in supporting seat and the supporting base, and a lead screw is connected between the two lead screw nut supporting plates. According to the electric reactor pushing-in device, the functions of height-adjustable rapid positioning and rapid transferring and pushing-in can be achieved, and the problem that an electric reactor is difficult to push in and position is well solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of electric reactor installation technology, and specifically relates to a quick transfer and push-in device for a mine high-voltage frequency converter electric reactor. BACKGROUND

[0002] With the increase of the electric equipment in the well, the harmonic interference will be generated between each other, and the output of the frequency converter is disturbed. In order to solve this problem, most of us will increase the output electric reactor on the output side of the frequency converter. The output electric reactor is large in size and heavy in weight. When installing, it cannot be well installed into the shell by hoisting alone. The transfer forklift cannot completely compatible with the internal space of the shell due to the size, size and height of the equipment, which is not convenient for operation and positioning. UTILITY MODEL CONTENTS

[0003] The utility model provides a quick transfer and push-in device for a mine high-voltage frequency converter electric reactor in view of the deficiency of the prior art.

[0004] The utility model discloses a quick transfer and push-in device for a mine high-voltage frequency converter electric reactor, which is characterized by the following technical scheme, comprising a transfer trolley and an electric reactor sliding base located on the transfer trolley, the electric reactor is installed on the electric reactor sliding base, the push-in device for pushing the electric reactor sliding base into the frequency converter shell is installed on the transfer trolley, the push-in device comprises a push-in support seat fixedly connected with the electric reactor sliding base and a support base fixedly connected with the transfer trolley, the two sides of the push-in support seat and the support base connected with a lead screw nut support plate, a lead screw is connected between the two lead screw nut support plates, and the lead screw nut support plate is connected with the push-in support seat and the support base through two support connecting rods respectively.

[0005] As an optimization, the transfer trolley comprises a trolley frame and a trolley supporting plate fixedly connected on the trolley frame, and a plurality of universal wheels and a plurality of vertical lifting support bolts are installed on the trolley frame.

[0006] As an optimization, the trolley supporting plate is fixedly connected with a guide plate located on both sides of the electric reactor sliding base.

[0007] As an optimization, the bottom surface in the frequency converter shell is fixedly connected with a shell fixing seat, and the guide plate and the shell fixing seat are bolted.

[0008] As an optimization, the trolley supporting plate is fixedly connected with a fixing seat, and the fixing seat and the electric reactor sliding base are bolted.

[0009] As an optimization, the electric reactor sliding base comprises an electric reactor support plate and a bearing one-way roller installed at the lower end of the electric reactor support plate.

[0010] As an optimization, the push-in support seat is hinged to one end of the support link and the other end of the support link is hinged to the screw nut support plate, and the support base is hinged to one end of the support link and the other end of the support link is hinged to the screw nut support plate.

[0011] The beneficial effect of the utility model is: a kind of quick transfer push-in device for electric reactor of mine high-voltage frequency converter of the utility model, height adjustable quick positioning can be realized, the function of quick transfer push-in, the problem of poor positioning of electric reactor is well solved. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 It is the structure schematic diagram before the utility model pushes in;

[0013] Figure 2 It is the structure schematic diagram after the utility model pushes in;

[0014] Figure 3 It is the front view of the utility model;

[0015] Figure 4 It is the plan view of the utility model;

[0016] Figure 5 It is the structure schematic diagram of electric reactor sliding base of the utility model;

[0017] As shown in the figure:

[0018] 1, transfer trolley, 2, push-in device, 3, guide plate, 4, electric reactor sliding base, 5, shell fixing seat, 6, electric reactor, 7, trolley plate, 8, channel steel, 9, bent round steel, 10, universal wheel, 11, lifting support bolt, 12, frequency converter shell, 13, handle, 14, fixing seat, 15, lifting support seat, 16, push-in support seat, 17, lead screw, 18, support link, 19, screw nut support plate, 20, support base, 23, electric reactor support plate, 24, support sheet metal, 25, trolley frame, 26, bearing one-way roller. DETAILED DESCRIPTION

[0019] To clearly illustrate the technical features of the present scheme, the present scheme will be described below through specific embodiments.

[0020] As Figures 1-5 shown, the utility model discloses a kind of electric reactor quick transfer push-in device for mine high-voltage frequency converter, including transfer trolley 1 and the electric reactor sliding base 4 on transfer trolley 1, electric reactor 6 is installed on electric reactor sliding base 4, the push-in device 2 of electric reactor sliding base 4 is pushed out to frequency converter shell 12 on transfer trolley 1.

[0021] As Figure 3 , 4As shown, the transfer trolley 1 includes a trolley frame 25 and a trolley support plate 7 fixed on the trolley frame 25, the trolley frame 25 is a rectangular frame body composed of four channel steels 8, and a bent round steel 9 is welded at the rear end as a manual handrail.

[0022] A plurality of universal wheels 10 are mounted on the trolley frame 25, and the universal wheels 10 are provided with brakes to achieve fixation.

[0023] Four vertical lifting support bolts 11 are mounted on the trolley frame 25, and in this embodiment, four lifting support seats 15 are welded at the lower end of the trolley frame 25, the lifting support bolts 11 are connected to the lifting support seats 15, and rotating the four lifting support bolts 11 makes them top on the ground, which can control the lifting of the transfer trolley 1, so that the height can be quickly adjusted, thereby facilitating the adjustment of the push-in height of the reactor 6.

[0024] The reactor sliding base 4 can walk between the trolley support plate 7 and the frequency converter shell 12, thereby realizing the movement of the reactor 6 into the frequency converter shell 12,

[0025] As shown in the figure, Figure 5 The reactor sliding base 4 includes two reactor support plates 23 and a support sheet metal 24 connecting the two reactor support plates 23, and the support sheet metal 24 serves as a support plane for the reactor 6. Threaded holes are formed on the reactor support plates 23 for fixing the reactor 6, and load-bearing one-way rollers 26 are installed at the lower end of the support plates 23. Each reactor support plate 23 is provided with three load-bearing one-way rollers 26 at the lower end, and a total of six load-bearing one-way rollers 26 are arranged in two rows to realize walking.

[0026] The trolley support plate 7 is fixed with two fixed seats 14 on the left and right sides, and when the reactor sliding base 4 is located on the trolley support plate 7, the fixed seats 14 and the reactor sliding base 4 are bolted to fix the initial position of the reactor sliding base 4.

[0027] The trolley support plate 7 is fixed with guide plates 3 on both sides of the reactor sliding base 4, which are used for left and right guidance when the reactor sliding base 4 moves.

[0028] The bottom surface of the frequency converter shell 12 is fixed with a shell fixed seat 5, and when the transfer trolley 1 moves to the side of the frequency converter shell 12 for reactor transfer, the guide plate 3 and the shell fixed seat 5 are bolted.

[0029] As shown in the figure, Figure 2 , 4As shown, the push-in device 2 comprises a push-in support base 16 fixedly connected with the reactor sliding base 4 and a support base 20 fixedly connected with the transfer trolley 1, both sides of the push-in support base 16 and the support base 20 connected with each other are provided with a screw nut support plate 19, the screw nut support plates 19 are connected with each other through a screw rod 17, the screw rod 17 is provided with a handle 13, and the distance between the screw nut support plates 19 can be adjusted by rotating the screw rod 17.

[0030] The screw nut support plates 19 are connected with the push-in support base 16 and the support base 20 through two support connecting rods 18. Specifically, the push-in support base 16 is hingedly connected with one end of the support connecting rod 18 through a pin shaft, the other end of the support connecting rod 18 is hingedly connected with the screw nut support plate 19 through a pin shaft, the support base 20 is hingedly connected with one end of the support connecting rod 18 through a pin shaft, and the other end of the support connecting rod 18 is hingedly connected with the screw nut support plate 19 through a pin shaft. Thus, the rhombus structure shown in the figure is formed. Figure 2 When the distance between the screw nut support plates 19 is reduced, the distance between the push-in support base 16 and the support base 20 is increased, so that the reactor sliding base 4 is pushed out.

[0031] The use method of the utility model:

[0032] When used, the reactor sliding base 4 is first placed on the trolley supporting plate 7 of the liftable transfer trolley 1, the initial position is quickly positioned through the fixing seat 14 on both sides of the trolley supporting plate 7 and the positioning hole on the support plate 23 of both sides of the reactor sliding base 4, and is fixed by a bolt, so that the sliding of the reactor sliding base 4 during the transfer process is avoided.

[0033] The reactor 6 is hoisted to the reactor sliding fixing base 4, and during the hoisting, the installation position of the reactor 6 is easily positioned due to the fact that the universal wheel 10 is arranged on the trolley frame 25, and the reactor 6 is fixed on the reactor sliding base 4 by a bolt after positioning.

[0034] The push-in device is pushed to the front of the frequency converter shell 12, the direction of the quick adjustment device is adjusted, the fixing hole of the guide plate 3 is aligned with the screw hole of the shell fixing seat 5, the direction is adjusted and fixed by a bolt after alignment, the guide of the reactor 6 is completed at this time, the screw rod 17 is rotated by rotating the screw rod handle 13, the support plate 18 of the push-in device 2 is gradually unfolded from the compressed state, the reactor sliding base 4 is pushed to slide forward, and the reactor 6 is pushed into the shell, until the fixing hole on the support plate 23 of both sides of the reactor sliding base 4 is aligned and fastened with the threaded hole of the shell fixing seat 5, and then the connecting bolt of the push-in support base 16 of the push-in device 2 and the reactor sliding base 4 is disassembled, at this time, the push-in device 2 is gradually retracted by reversing the screw rod handle 13. After retraction, the connecting bolt of the guide plate 3 and the shell fixing seat 5 is removed, and at this time, the quick transfer device is pushed away to complete the whole operation.

[0035] Of course, the above description is not limited to the above examples, and the technical features not described above can be implemented by or using the prior art, which will not be described here; the above embodiments and drawings are only used to illustrate the technical scheme of the utility model and are not a limitation on the utility model, and the utility model has been described in detail with reference to the preferred embodiments, and those skilled in the art should understand that changes, modifications, additions or substitutions made by those skilled in the art within the essential scope of the utility model do not deviate from the purpose of the utility model, and should also belong to the protection scope of the claims of the utility model.

Claims

1. A quick transfer push-in device for a reactor of a mine-used high-voltage frequency converter, characterized in that: The utility model provides a kind of transport trolley (1) and the electric reactor sliding base (4) on transport trolley (1), electric reactor (6) is installed on electric reactor sliding base (4), the push-in device (2) that the electric reactor sliding base (4) is pushed out to frequency converter shell (12) is equipped on the transport trolley (1), the push-in device (2) includes the push-in support seat (16) being fixedly connected with electric reactor sliding base (4) and the support base (20) being fixedly connected with transport trolley (1), the two sides of the line of the push-in support seat (16) and support base (20) are equipped with screw nut support plate (19), screw nut support plate (19) is connected with screw (17) between two screw nut support plates (19), and the screw nut support plate (19) is connected with push-in support seat (16) and support base (20) respectively by two support connecting rods (18).

2. The quick transfer push-in device for the reactor of the mine-used high-voltage frequency converter according to claim 1, characterized in that: The transport trolley (1) includes trolley frame (25) and trolley support plate (7) fixedly connected on trolley frame (25), the trolley frame (25) is equipped with multiple universal wheels (10) and multiple vertical lifting support bolts (11).

3. The quick transfer push-in device for the reactor of the mine-used high-voltage frequency converter according to claim 2, characterized in that: The trolley support plate (7) is fixedly connected with guide plate (3) on both sides of electric reactor sliding base (4).

4. The quick transfer push-in device for the reactor of the mine-used high-voltage frequency converter according to claim 3, characterized in that: The bottom surface in the frequency converter shell (12) is fixedly connected with shell fixing base (5), and the guide plate (3) and shell fixing base (5) are bolted.

5. The quick transfer push-in device for the reactor of the mine-used high-voltage frequency converter according to claim 2, characterized in that: The trolley support plate (7) is fixedly connected with fixing base (14), and the fixing base (14) and electric reactor sliding base (4) are bolted.

6. The quick transfer push-in device for the reactor of the mine-used high-voltage frequency converter according to claim 1, characterized in that: The electric reactor sliding base (4) includes electric reactor support plate (23) and load-bearing one-way roller (26) installed at the lower end of electric reactor support plate (23).

7. The quick transfer push-in device for the reactor of the mine-used high-voltage frequency converter according to claim 1, characterized in that: The push-in support seat (16) is hinged with support connecting rod (18) at one end, and the other end of support connecting rod (18) is hinged with screw nut support plate (19), and the support base (20) is hinged with support connecting rod (18) at one end, and the other end of support connecting rod (18) is hinged with screw nut support plate (19).

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