CN215527364U

CN215527364U - Resistor grounding complete equipment

Info

Publication number: CN215527364U
Application number: CN202121509584.7U
Authority: CN
Inventors: 侯永杰
Original assignee: Tianjin Fanya Yuanhua New Energy Co ltd
Current assignee: Tianjin Fanya Yuanhua New Energy Co ltd
Priority date: 2021-07-05
Filing date: 2021-07-05
Publication date: 2022-01-14
Anticipated expiration: 2031-07-05

Abstract

The utility model discloses a resistor grounding complete equipment, which comprises a resistor cabinet and a bottom plate, wherein the lower wall of the resistor cabinet is welded with the bottom plate, universal wheels are arranged on the lower wall of the bottom plate, a through groove is arranged on the upper wall of the bottom plate, a guide pipe is inserted and connected into the bottom plate through the through groove, a gasket is sleeved on the side wall of the guide pipe, a bolt is rotatably connected on the upper wall of the guide pipe, a support column is slidably connected on the inner side wall of the guide pipe, the universal wheels are arranged on the lower wall of the bottom plate of the device to enable the device to move more conveniently, in addition, the support column is also arranged on the device, the bottom plate of the device can be supported through the support column after the placement position of the device is determined, the pressure born by the universal wheels is reduced, the service life of the universal wheels is prolonged, a motor is electrified to drive a rotating cap to rotate, so that blades of the motor stir the airflow in the resistor cabinet to dissipate heat of the resistor cabinet, a dehumidifier can dehumidify external air and then discharge the external air into the resistor cabinet to avoid the damp of electrical components in the resistor cabinet, damage is generated.

Description

Resistor grounding complete equipment

Technical Field

The utility model relates to the technical field of resistor cabinets, in particular to complete resistor grounding equipment.

Background

Resistance cabinet, the high resistance ground connection of generator neutral point, with restriction earth current, prevent the harm of various overvoltage, the neutral point can restrict fault current to appropriate value through resistor ground connection, improve relay protection's sensitivity and act on the tripping operation, make the fault point only probably take place local slight burn simultaneously again, restrict transient state overvoltage to normal line voltage 2.6 times to neutral point voltage, the restrike of restriction electric arc, prevent that arc light clearance overvoltage from damaging the main equipment, can effectively prevent ferromagnetic resonance overvoltage simultaneously, thereby guarantee the safe operation of generator, but current resistance cabinet body type is great, and inconvenient removal, in addition because the high temperature that the operation produced can't obtain timely effectual heat dissipation, lead to earth transformer fault rate to improve greatly, the security is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a complete set of resistance grounding equipment to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a resistor grounding complete equipment comprises a resistor cabinet and a bottom plate, wherein the lower wall of the resistor cabinet is welded with the bottom plate, the lower wall of the bottom plate is provided with four universal wheels, and the four universal wheels are respectively arranged at four corners of the lower wall of the bottom plate;

the upper wall of the bottom plate is provided with four through grooves, the bottom plate is inserted and connected with a guide pipe through the through grooves, the side wall of the guide pipe is sleeved with a gasket, the lower wall of the gasket is welded with a nut, the upper wall of the guide pipe is rotatably connected with a bolt, the bolt penetrates through the bottom plate and the lower wall of the gasket and is rotatably connected with the nut, the side wall of the guide pipe is provided with an insertion hole, the inner side wall of the insertion hole is slidably connected with a locking block, and the inner side wall of the guide pipe is slidably connected with a support column;

the utility model discloses a pipe clamp, including support column, lateral wall, main locking piece, vice locking piece, draw-in groove, the lateral wall and the vice locking piece of support column, the double-screw bolt has been welded to the upper wall of support column, the lateral wall of double-screw bolt rotates and is connected with main locking piece and vice locking piece, main locking piece is opposite with the rotation direction of vice locking piece, the lateral wall sliding connection of double-screw bolt has the locating piece, the locating piece sets up between main locking piece and vice locking piece, the draw-in groove has been seted up to the lateral wall of locating piece, the lateral wall and the draw-in groove joint that the fixture block runs through the pipe through the patchhole.

Preferably, the inside wall welding of resistance cabinet has the support frame, the support frame is the groined type, the upper wall welding of support frame has the ventilating board, the complete set ground resistance main part is installed to the upper wall of ventilating board.

Preferably, a dehumidifier and a motor are installed on the inner side wall of the resistor cabinet, the dehumidifier and the motor are both electrically connected with an external power supply, the input end of the dehumidifier penetrates through the side wall of the resistor cabinet, a rotating cap is installed at the output end of the motor, and fan blades are installed on the side wall of the rotating cap.

Preferably, the upper wall of resistance cabinet has seted up the ventilation hole, the dust cover is installed to the inside wall in ventilation hole.

Preferably, the lateral wall of resistance cabinet articulates there is the cabinet door, the cabinet door sets up the below at the support frame.

Preferably, the lower wall of the supporting column is welded with a connecting plate.

Compared with the prior art, the utility model has the beneficial effects that:

1. the universal wheels are arranged on the lower wall of the bottom plate of the device, so that the device is more convenient to move, and the support columns are arranged on the device, so that the bottom plate of the device can be supported through the support columns after the placement position of the device is determined, the pressure on the universal wheels is reduced, and the service life of the universal wheels is prolonged;

2. the dehumidifier is characterized in that the motor and the dehumidifier are arranged in the resistor cabinet, the motor drives the rotating cap to rotate, so that the fan blades of the dehumidifier stir the air flow in the resistor cabinet to dissipate heat of the resistor cabinet, and the dehumidifier can dehumidify the outside air and then discharge the dehumidified outside air into the resistor cabinet, thereby avoiding the electrical elements in the resistor cabinet from being damped and damaged.

Drawings

FIG. 1 is a schematic view of the structure of the present invention.

Fig. 2 is a schematic structural diagram of fig. 1A.

Fig. 3 is a schematic diagram of the internal structure of the resistor cabinet of the present invention.

Fig. 4 is a bottom view of the base plate of the present invention.

In the figure: 1 resistor cabinet, 2 bottom plates, 3 universal wheels, 4 through grooves, 5 guide pipes, 6 gaskets, 7 nuts, 8 bolts, 9 insertion holes, 10 clamping blocks, 11 supporting columns, 12 studs, 13 main locking blocks, 14 auxiliary locking blocks, 15 positioning blocks, 16 clamping grooves, 17 supporting frames, 18 ventilating plates, 19 sets of grounding resistor main bodies, 20 dehumidifiers, 21 motors, 22 turncaps, 23 fan blades, 24 ventilating holes, 25 dust covers, 26 cabinet doors and 27 connecting plates.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a resistor grounding complete equipment comprises a resistor cabinet 1 and a bottom plate 2, wherein the bottom plate 2 is welded on the lower wall of the resistor cabinet 1, universal wheels 3 are mounted on the lower wall of the bottom plate 2, the universal wheels 3 enable the device to move more conveniently, four universal wheels 3 are arranged at four corners of the lower wall of the bottom plate 2 respectively, and the mounting positions of the universal wheels 3 are shown in an attached figure 4;

the upper wall of the bottom plate 2 is provided with four through grooves 4, the opening positions of the through grooves 4 are shown in the attached drawing 4, the bottom plate 2 is connected with a guide pipe 5 in an inserting manner through the through grooves 4, the number of the guide pipe 5 is consistent with that of the through grooves 4, the guide pipe 5 is a hollow pipe body, the lower wall of the guide pipe 5 penetrates through the lower wall of the bottom plate 2, the side wall of the guide pipe 5 is sleeved with a gasket 6, the lower wall of the gasket 6 is welded with a nut 7, the upper wall of the guide pipe 5 is rotatably connected with a bolt 8, the bolt 8 penetrates through the lower walls of the bottom plate 2 and the gasket 6 and is rotatably connected with the nut 7, the bolt 8 is matched with the nut 7 to fix the guide pipe 5 on the bottom plate 2, the side wall of the guide pipe 5 is provided with an inserting hole 9, the inner side wall of the inserting hole 9 is slidably connected with a clamping block 10, the inner side wall of the guide pipe 5 is slidably connected with a supporting column 11, the supporting column 11 can support the bottom plate 2 after the placement position of the device is determined, and the pressure applied to the universal wheel 3 is reduced, the service life of the universal wheel 3 is prolonged;

the upper wall of the supporting column 11 is welded with a stud 12, the outer side wall of the stud 12 is rotatably connected with a main locking block 13 and an auxiliary locking block 14, the rotating directions of the main locking block 13 and the auxiliary locking block 14 are opposite, so that the positioning block 15 can be clamped tightly, the position of the positioning block 15 is fixed, the outer side wall of the stud 12 is slidably connected with the positioning block 15, the positioning block 15 is arranged between the main locking block 13 and the auxiliary locking block 14, a clamping groove 16 is formed in the side wall of the positioning block 15, the clamping block 10 penetrates through the side wall of the conduit 5 through an insertion hole 9 to be clamped with the clamping groove 16, after the installation position of the device is determined, the clamping block 10 is inserted into the clamping groove 16, so that the position of the positioning block 15 is fixed, the distance extending out of the lower wall supporting column 11 of the conduit 5 is fixed, and a connecting plate 27 on the lower wall of the supporting column 11 is attached to the external ground to support the device.

Particularly, the welding of the inside wall of resistance cabinet 1 has support frame 17, and support frame 17 is the groined type, and the upper wall welding of support frame 17 has ventilating board 18, and complete set ground resistance main part 19 is installed to the upper wall of ventilating board 18, and ventilating board 18 is the steel sheet that has a plurality of holes.

Specifically, a dehumidifier 20 and a motor 21 are mounted on the inner side wall of the resistor cabinet 1, the dehumidifier 20 and the motor 21 are both electrically connected with an external power supply, the input end of the dehumidifier 20 penetrates through the side wall of the resistor cabinet 1, a rotating cap 22 is mounted at the output end of the motor 21, fan blades 23 are mounted on the side wall of the rotating cap 22, the motor 21 drives the rotating cap 22 to rotate, the fan blades 23 stir airflow in the resistor cabinet to dissipate heat of the resistor cabinet 1, the dehumidifier 20 can dehumidify external air and then discharge the dehumidified external air into the resistor cabinet 1, and therefore damage to electrical components in the resistor cabinet 1 is avoided.

Specifically, the upper wall of the resistor cabinet 1 is provided with a vent hole 24, a dust cover 25 is mounted on the inner side wall of the vent hole 24, and the dust cover 25 can prevent external dust from entering the resistor cabinet 1.

Specifically, the side wall of the resistor cabinet 1 is hinged with a cabinet door 26, and the position corresponding to the cabinet door 26 is the installation position of the dehumidifier 20 and the motor 21, so that the operation of maintaining the dehumidifier 20 and the motor 21 is facilitated.

Specifically, the connecting plate 27 is welded to the lower wall of the supporting column 11, and the connecting plate 27 increases the contact area between the supporting column 11 and the external ground, so that the supporting is more stable.

The working principle is as follows: after the device is moved to a placing position through the universal wheel 3, the clamping block 10 is inserted into the clamping groove 16, the positioning block 15 is fixed, the distance extending out of the lower wall supporting column 11 of the guide pipe 5 is fixed, the connecting plate 27 of the lower wall of the supporting column 11 is attached to the external ground, the device is supported, the pressure borne by the universal wheel 3 is reduced, the service life of the universal wheel 3 is prolonged, when the device works, the motor 21 drives the rotating cap 22 to rotate, airflow in the cabinet is stirred by the fan blades 23 of the fan blades 23, heat dissipation is carried out on the resistor cabinet 1, the dehumidifier 20 can dehumidify the external air and then discharge the external air into the resistor cabinet 1, and the phenomenon that electrical elements in the resistor cabinet 1 are affected with damp and damaged is avoided.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a resistance ground connection complete sets, includes resistance cabinet (1) and bottom plate (2), its characterized in that: the lower wall of the resistor cabinet (1) is welded with a bottom plate (2), the lower wall of the bottom plate (2) is provided with four universal wheels (3), and the four universal wheels (3) are respectively arranged at four corners of the lower wall of the bottom plate (2);

the upper wall of the bottom plate (2) is provided with four through grooves (4), the bottom plate (2) is connected with a guide pipe (5) in an inserting mode through the through grooves (4), the side wall of the guide pipe (5) is sleeved with a gasket (6), the lower wall of the gasket (6) is welded with a nut (7), the upper wall of the guide pipe (5) is rotatably connected with a bolt (8), the bolt (8) penetrates through the lower walls of the bottom plate (2) and the gasket (6) and is rotatably connected with the nut (7), the side wall of the guide pipe (5) is provided with an inserting hole (9), the inner side wall of the inserting hole (9) is slidably connected with a clamping block (10), and the inner side wall of the guide pipe (5) is slidably connected with a supporting column (11);

the utility model discloses a double-screw bolt, including support column (11), the last wall welding of support column (11) has double-screw bolt (12), the lateral wall of double-screw bolt (12) rotates and is connected with main locking piece (13) and vice locking piece (14), the rotation direction of main locking piece (13) and vice locking piece (14) is opposite, the lateral wall sliding connection of double-screw bolt (12) has locating piece (15), locating piece (15) set up between main locking piece (13) and vice locking piece (14), draw-in groove (16) have been seted up to the lateral wall of locating piece (15), lateral wall and draw-in groove (16) joint that pipe (5) were run through to patchhole (9) in fixture block (10).

2. A resistor grounding kit according to claim 1, wherein: the welding of the inside wall of resistance cabinet (1) has support frame (17), support frame (17) are the groined type, the last wall welding of support frame (17) has ventilating board (18), complete set ground resistance main part (19) are installed to the upper wall of ventilating board (18).

3. A resistor grounding kit according to claim 2, wherein: dehumidifier (20) and motor (21) are installed to the inside wall of resistance cabinet (1), dehumidifier (20) and motor (21) all are connected with external power source electricity, the lateral wall of resistance cabinet (1) is run through to the input of dehumidifier (20), the output of motor (21) is installed and is changeed cap (22), flabellum (23) are installed to the lateral wall of commentaries on classics cap (22).

4. A resistor grounding kit according to claim 1, wherein: vent hole (24) have been seted up to the upper wall of resistance cabinet (1), dust cover (25) are installed to the inside wall in vent hole (24).

5. A resistor grounding kit according to claim 1, wherein: the side wall of the resistor cabinet (1) is hinged with a cabinet door (26).

6. A resistor grounding kit according to claim 1, wherein: the lower wall of the supporting column (11) is welded with a connecting plate (27).