CN219978406U - Insulation detection equipment for transformer core of photovoltaic box - Google Patents

Abstract

The utility model relates to the technical field of iron cores, in particular to insulation detection equipment for a transformer core of a photovoltaic box. The utility model provides a photovoltaic box transformer core insulation detection device which can generate power at a constant speed for a megohmmeter and improve detection operation convenience. The utility model provides a photovoltaic case becomes insulating check out test set of iron core, including megohmmeter, terminal, dial plate, generator, handle and uniform velocity rocker mechanism, both left sides all are connected with the terminal around the megohmmeter, and the megohmmeter top is connected with the dial plate, and the megohmmeter right side is connected with the generator, and the generator right side rotation is connected with the handle, is equipped with the uniform velocity rocker mechanism that is used for at the uniform velocity rotation handle on the megohmmeter. According to the utility model, the spiral spring box is wound by pulling the pull rope, so that the spiral spring box controls the uniform-speed rotating piece to rotate, and then the effect of driving the handle to perform uniform-speed motion to generate electricity for the generator can be achieved through the operation of clamping and matching the connecting sleeve and the handle, so that the detection operation convenience is improved.

Description

Insulation detection equipment for transformer core of photovoltaic box

Technical Field

The utility model relates to the technical field of iron cores, in particular to insulation detection equipment for a transformer core of a photovoltaic box.

Background

The prefabricated indoor and outdoor compact power distribution equipment of mill of arranging into an organic whole according to certain wiring scheme is through combining together functions such as transformer step down, low voltage distribution organically to use with photovoltaic power generation cooperation just is photovoltaic case and becomes, and the photovoltaic case becomes and generally need to carry out insulation detection to its inside iron core before using.

When the iron core is insulated and detected, the existing device drives the rocker to rotate to generate electricity through the motor, electric energy is provided for the megohmmeter, the megohmmeter works, the iron core is insulated and detected, but the rotating speed of the motor of the existing device is difficult to control, the rocker for manual power generation cannot rotate at a constant speed, and the fluctuation gap of the rocker rotation greatly influences detection work data.

Therefore, aiming at the defects of the prior art, a photovoltaic box transformer core insulation detection device capable of generating power at a constant speed for a megameter and improving detection operation convenience is developed.

Disclosure of Invention

In order to overcome the defect that the rotating speed of a motor of the conventional device is difficult to control, so that a rocker for manual power generation cannot rotate at a constant speed, and the fluctuation gap of the rocker rotation greatly influences detection working data, the utility model provides the photovoltaic box transformer core insulation detection equipment capable of generating power at a constant speed for a megohmmeter and improving detection operation convenience.

The technical proposal is as follows: the utility model provides a photovoltaic case becomes insulating check out test set of iron core, including megohmmeter, terminal, dial plate, generator, handle and uniform velocity rocker mechanism, both left sides all are connected with the terminal around the megohmmeter, and the megohmmeter top is connected with the dial plate, and the megohmmeter right side is connected with the generator, and the generator right side rotation is connected with the handle, is equipped with the uniform velocity rocker mechanism that is used for at the uniform velocity rotation handle on the megohmmeter.

As the improvement of above-mentioned scheme, at the uniform velocity rocker mechanism is including mounting bracket, spring case, stay cord, at the uniform velocity rotation piece and adapter sleeve, megameter bottom is connected with the mounting bracket, and the mounting bracket right part is connected with the spring case, and spring case top is connected with the stay cord, and spring case left side rotation is connected with at the uniform velocity rotation piece, and at the uniform velocity rotation piece lower part slidingtype connection has the adapter sleeve, adapter sleeve and handle joint cooperation, and the pulling stay cord is spring case winding for spring case control at the uniform velocity rotation piece rotates, through the joint cooperation of adapter sleeve and handle, drives the handle and carries out at the uniform velocity motion, generates electricity to the generator.

As the improvement of above-mentioned scheme, still including keeping flat the mechanism, keeping flat the mechanism and including mount, magnet and damping cover, both sides all are connected with the damping cover around the mount lower part left side, and the rotation is connected with the mount between the damping cover, and the mount lower part is connected with magnet, adsorbs the mount at the operation region through magnet, makes the megohmmeter adaptation operation region carry out the level through rotating the regulation mount and place.

As the improvement of the scheme, the mounting frame is provided with the heat dissipation groove, so that the influence on the heat dissipation performance of the megohmmeter during working can be avoided.

As an improvement of the scheme, the pull ring is arranged on the pull rope, so that the pull rope can be pulled conveniently.

As the improvement of the scheme, the anti-slip pad is arranged in the connecting sleeve, so that the stability of the connecting sleeve in connection with a hand crank can be improved.

The utility model has the following advantages: 1. according to the utility model, the spiral spring box is wound by pulling the pull rope, so that the spiral spring box controls the uniform-speed rotating piece to rotate, and then the effect of driving the handle to perform uniform-speed motion to generate electricity for the generator can be achieved through the operation of clamping and matching the connecting sleeve and the handle, so that the detection operation convenience is improved.

2. According to the utility model, the fixing frame is adsorbed on the operation area through the magnet, and then the operation of horizontally placing the megohmmeter in the adaptation operation area is realized through rotating and adjusting the fixing frame, so that the effect of conveniently horizontally placing the megohmmeter in the high-altitude operation can be achieved.

Drawings

Fig. 1 is a schematic perspective view of the present utility model.

Fig. 2 is a schematic structural view of the constant velocity rocker mechanism of the present utility model.

Fig. 3 is a schematic perspective view of a horizontal mechanism of the present utility model.

Meaning of reference numerals in the drawings: 1: megaohm meter, 2: binding post, 3: dial plate, 4: a generator, 5: hand shaking, 6: constant speed rocker mechanism, 60: mounting bracket, 61: spring barrel, 62: pull rope, 63: constant speed rotation piece, 64: connecting sleeve, 7: a flat-laying mechanism, 70: fixing frame, 71: magnet, 72: damping sleeve.

Detailed Description

The present utility model will be described in further detail with reference to the accompanying drawings, for the purpose of making the objects, technical solutions and advantages of the present utility model more apparent. It is only stated that the terms of orientation such as up, down, left, right, front, back, inner, outer, etc. used in this document or the imminent present utility model, are used only with reference to the drawings of the present utility model, and are not meant to be limiting in any way.

The utility model provides a photovoltaic case becomes insulating check out test set of iron core, as shown in fig. 1, including megohmmeter 1, terminal 2, dial plate 3, generator 4, handle 5 and at uniform velocity rocker mechanism 6, both left sides all are connected with terminal 2 around the megohmmeter 1, and the megohmmeter 1 top is connected with dial plate 3, and the megohmmeter 1 right side is connected with generator 4, and generator 4 right side rotation is connected with handle 5, is equipped with at uniform velocity rocker mechanism 6 on the megohmmeter 1.

As shown in fig. 1 and 2, the constant-speed rocker mechanism 6 comprises a mounting frame 60, a spring box 61, a pull rope 62, a constant-speed rotating member 63 and a connecting sleeve 64, wherein the mounting frame 60 is connected to the bottom of the megohmmeter 1, a heat dissipation groove is formed in the mounting frame 60, the heat dissipation performance of the megohmmeter 1 during operation can be prevented from being influenced, the right part of the mounting frame 60 is connected with the spring box 61, the top of the spring box 61 is connected with the pull rope 62, a pull ring is arranged on the pull rope 62, the pull rope 62 is conveniently pulled, the left side of the spring box 61 is rotationally connected with the constant-speed rotating member 63, the lower part of the constant-speed rotating member 63 is slidably connected with the connecting sleeve 64, the connecting sleeve 64 is matched with the hand crank 5 in a clamping manner, and an anti-slip pad is arranged in the connecting sleeve 64, so that the stability during connection with the hand crank 5 can be increased.

When carrying out insulation detection to the photovoltaic box transformer core, can use this device, at first carry this device to the operation region, later be connected through terminal 2 and photovoltaic box transformer core, pulling stay cord 62 is the spring case 61 winding again for spring case 61 control is at uniform velocity rotated 63 rotates, the joint cooperation of rethread adapter sleeve 64 and hand crank 5 drives hand crank 5 and carries out uniform velocity, generate electricity to generator 4, make megameter 1 move, record detection data through observing dial plate 3, when needs to adopt the hand, slip adapter sleeve 64, make adapter sleeve 64 break away from with hand crank 5 can.

As shown in fig. 1-3, the device further comprises a flat-laying mechanism 7, the flat-laying mechanism 7 comprises a fixing frame 70, a magnet 71 and a damping sleeve 72, the damping sleeves 72 are connected to the front side and the rear side of the left lower portion of the mounting frame 60, the fixing frame 70 is rotatably connected between the damping sleeves 72, and the magnet 71 is connected to the lower portion of the fixing frame 70.

The flat protection mechanism of the device can be used for conveniently horizontally placing the megohmmeter 1 during high-altitude operation, the fixing frame 70 is adsorbed in an operation area through the magnet 71, the fixing frame 70 is adjusted through rotation, the megohmmeter 1 is adapted to the operation area to horizontally place, and the fixing frame 70 has stronger friction force due to the arrangement of the damping sleeve 72, so that the angle after adjustment can be always kept.

The foregoing has outlined rather broadly the more detailed description of the utility model in order that the detailed description of the principles and embodiments of the utility model may be implemented in conjunction with the detailed description of the utility model that follows, the examples being merely intended to facilitate an understanding of the method of the utility model and its core concepts; meanwhile, as those skilled in the art will have variations in the specific embodiments and application scope in accordance with the ideas of the present utility model, the present description should not be construed as limiting the present utility model in view of the above.

Claims (6)

1. The utility model provides a photovoltaic case becomes insulating check out test set of iron core, characterized by, including megohmmeter (1), terminal (2), dial plate (3), generator (4), handle (5) and at uniform velocity rocker mechanism (6), both sides left side all is connected with terminal (2) around megohmmeter (1), and megohmmeter (1) top is connected with dial plate (3), and megohmmeter (1) right side is connected with generator (4), and generator (4) right side rotation is connected with handle (5), is equipped with on megohmmeter (1) and is used for at uniform velocity rotation rocker mechanism (6) of handle (5).

2. The insulation detection device for the variable iron core of the photovoltaic box is characterized in that the constant-speed rocker mechanism (6) comprises a mounting frame (60), a spring box (61), a pull rope (62), a constant-speed rotating member (63) and a connecting sleeve (64), the mounting frame (60) is connected to the bottom of the megameter (1), the spring box (61) is connected to the right part of the mounting frame (60), the pull rope (62) is connected to the top of the spring box (61), the constant-speed rotating member (63) is connected to the left side of the spring box (61) in a rotating mode, the connecting sleeve (64) is connected to the connecting sleeve (64) in a sliding mode, the connecting sleeve (64) is in clamping fit with the hand (5), the pull rope (62) pulls the spring box (61) to rotate, and the spring box (61) is in clamping fit with the hand (5) to drive the hand (5) to move at a constant speed so as to generate electricity.

3. The insulation detection device for the transformer core of the photovoltaic box transformer substation according to claim 2, further comprising a flat-laying mechanism (7), wherein the flat-laying mechanism (7) comprises a fixing frame (70), magnets (71) and damping sleeves (72), the damping sleeves (72) are connected to the front side and the rear side of the left lower portion of the mounting frame (60), the fixing frame (70) is rotatably connected between the damping sleeves (72), the magnets (71) are connected to the lower portion of the fixing frame (70), the fixing frame (70) is adsorbed to an operation area through the magnets (71), and the megameter (1) is horizontally arranged in the adaptation operation area through rotation of the adjusting fixing frame (70).

4. The insulation detection device for the transformer core of the photovoltaic box transformer according to claim 2, wherein the mounting frame (60) is provided with a heat dissipation groove, so that the influence on the heat dissipation performance of the megameter (1) during operation can be avoided.

5. The insulation detection device for the transformer core of the photovoltaic box according to claim 2, wherein a pull ring is arranged on the pull rope (62) so as to facilitate pulling of the pull rope (62).

6. The insulation detection device for the transformer core of the photovoltaic box according to claim 2, wherein the anti-slip pad is arranged inside the connecting sleeve (64) so as to increase the stability when being connected with the handle (5).