CN213986699U

CN213986699U - Portable oil withstand voltage test device

Info

Publication number: CN213986699U
Application number: CN202022625899.XU
Authority: CN
Inventors: 蔡念斗; 骆树雄
Original assignee: Wuhan Norton Electric Co ltd
Current assignee: Wuhan Norton Electric Co ltd
Priority date: 2020-11-13
Filing date: 2020-11-13
Publication date: 2021-08-17
Anticipated expiration: 2030-11-13

Abstract

The utility model discloses a portable oily pressure resistance test device belongs to portable oily pressure resistance test device technical field, including oily pressure resistance test instrument, the bottom welding of oily pressure resistance test instrument has the base, the welding of the inside bottom side of base has the ball to connect the pole, the ball connects the pole to have the shock attenuation board through the ball joint, the bottom side welding of shock attenuation board has the piston rod, the spring has been cup jointed in the outside activity of piston rod, the one end welding of piston rod has the rotary disk, the truckle is installed to the bottom side of rotary disk, the inside welding of base has the baffle, the welding of one side of baffle has the dustcoat, the motor is installed to the inside bottom side of dustcoat, the flabellum is installed to the output of motor, the top side welding of dustcoat has the support. The utility model discloses simple structure, the practicality is high, can effectually carry out the shock attenuation when this device removes, can also adjust the surrounding environment humidity of this device simultaneously, makes things convenient for the use of this device.

Description

Portable oil withstand voltage test device

Technical Field

The utility model relates to a portable oily withstand voltage test device technical field specifically is a portable oily withstand voltage test device.

Background

The portable oil voltage withstand test device truly realizes the full automation of dielectric strength measurement of the insulating oil, and changes the original complex and dangerous work into safe and simple work. The instrument adopts special software and hardware anti-interference measures, and eliminates the phenomenon of easy crash. The volume is littleer, conveniently carries to the field usage.

Because the internal structure of the portable oil pressure resistance test device is more precise, and the connection among all parts is more compact, when the portable oil pressure resistance test device is moved, if the bottom surface is uneven, the portable oil pressure resistance test device will bump, and thus, the external impact vibration force may cause the internal structure of the portable oil pressure resistance test device, which affects the use of the portable oil pressure resistance test device and is inconvenient.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a portable oily withstand voltage test device mainly comprises parts such as oily withstand voltage tester, piston rod, spring, shock attenuation board, electric plate, flabellum motor, guide plate, the utility model discloses simple structure, the practicality is high, can effectually carry out the shock attenuation when this device removes, can also adjust the surrounding environment humidity of this device simultaneously, makes things convenient for the use of this device.

In order to achieve the purpose, the utility model provides the following technical scheme; the utility model provides a portable oily withstand voltage test device, includes oily withstand voltage tester, the bottom welding of oily withstand voltage tester has the base, the inside bottom side welding of base has the ball to connect the pole, the ball connects the pole and has the shock attenuation board through the bulb ball joint, the bottom side welding of shock attenuation board has the piston rod, the spring has been cup jointed in the outside activity of piston rod, the one end welding of piston rod has the rotary disk, the truckle is installed to the bottom side of rotary disk, the inside welding of base has the baffle, the bottom side of baffle is equipped with hydraulic damper, one side welding of baffle has the dustcoat, the motor is installed to the inside bottom side of dustcoat, the flabellum is installed to the output of motor, the top side welding of dustcoat has the support, the internally mounted of support has the electric plate, the outside of dustcoat is pegged graft respectively and is had the guide plate.

Preferably, the base is hollow, through holes are formed in the bottom of the base respectively, and the four groups of piston rods are located in the through holes of the base respectively.

Preferably, two ends of the spring are respectively attached to the bottom side of the damping plate and the top side of the rotating disc, and piston rods are respectively welded at four top corners of the damping plate.

Preferably, the partition plate is located above the damping plate, an air inlet is formed in one side of the partition plate, the hydraulic damper is located between the partition plate and the damping plate, and the hydraulic damper and the piston rod are located on the same vertical horizontal plane.

Preferably, the radiating holes are respectively formed in the outer side of the base, the inner side of the base is respectively welded to one side of the guide plates, the guide plates are arranged into four groups, and the four groups of guide plates are respectively located below the radiating holes.

Preferably, the cover wall of the outer cover is hollowed out, and the outer cover is located in the center of the base.

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

1. the utility model discloses when needing to remove oil pressure resistance tester, it just can directly promote, when removing, four group's truckles produce the friction with the bottom surface, form the vibrational force, when the ground is uneven, four group's truckles will produce violent vibrational force with the bottom surface when removing, these vibrational forces will be transmitted to the piston rod through the truckles, and the piston rod will stretch out and draw back, simultaneously the shock attenuation board can follow the piston rod and go up and down in step owing to the ball joint with the ball joint pole, thereby become undulant, at this moment also can form a power of oppressing the spring downwards when the shock attenuation board goes up and down along with the piston rod, simultaneously the second spring also can receive a power of oppressing upwards, two atresss offset like this, then just very effectual shock attenuation to external vibrational force has been carried out, it is very convenient, effectual oil pressure resistance tester is protected, the service life of the device is prolonged to a certain extent;

2. the utility model discloses there is a restrictive condition to go on in relative humidity 75% environment exactly when using oil pressure resistance tester, just so lead to can't use the machine under the higher trade of some relative humidity, probably still can use the dehumidifier, will be more troublesome, then we directly increase heating system in the base, under the higher environment of relative humidity, we can directly heat the electric plate, the electric plate can produce the heat, then the motor rotation drives the flabellum and produces wind-force, transmit the louvre of base through the guide plate with these heats, last heat can flow along the louvre, because the principle that steam rises, just so can effectually reduce the relative humidity to oil pressure resistance tester surrounding environment, very convenient and fast.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the base of the present invention;

fig. 3 is a schematic view of the internal structure of the bracket and the housing of the present invention.

In the figure: 1. an oil pressure resistance tester; 2. a base; 3. a caster wheel; 4. a ball connecting rod; 5. a ball head; 6. a damper plate; 7. a spring; 8. a piston rod; 9. rotating the disc; 10. a partition plate; 11. an air inlet; 12. heat dissipation holes; 13. a support; 14. an electric hot plate; 15. a baffle; 16. a fan blade; 17. a motor; 18. a housing; 19. a hydraulic damper.

Detailed Description

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.

Referring to fig. 1 to 3, the present invention provides a technical solution: a portable oil pressure resistance test device comprises an oil pressure resistance tester 1, which is used for conducting insulation strength tests under specified voltage to various electrical products, electrical elements, insulating materials and the like to check the insulation level of the products, find the insulation defects of the tested products and measure the overvoltage capacity, the bottom of the oil pressure resistance tester 1 is welded with a base 2, the inside of the base 2 is hollow, the bottom of the base 2 is respectively provided with a through hole, four groups of piston rods 8 are respectively positioned in the through holes of the base 2 and are conveniently connected with four groups of casters 3, the four groups of casters 3 are conveniently installed and moved, the bottom side inside the base 2 is welded with a ball connecting rod 4, the ball connecting rod 4 is connected with a damping plate 6 through a ball head 5, the damping plate 6 is preferably a plate body made of elastic aluminum-tin alloy material, the ball head 5 is positioned at the center of the damping plate 6, so that the damping plate 6 has certain undulation, the vibration force is convenient to reduce;

the bottom side of the shock absorption plate 6 is welded with a piston rod 8 which can be stretched, the outside of the piston rod 8 is movably sleeved with a spring 7 which is set as a compression spring, the free height of the compression spring is set to be 5-10CM, the diameter of a steel wire is 0.5-1MM, two ends of the spring 7 are respectively attached to the bottom side of the shock absorption plate 6 and the top side of a rotating disk 9, the four vertex angles of the shock absorption plate 6 are respectively welded with the piston rod 8, the piston rod 8 and the spring 7 are used for absorbing and dispersing vibration force, one end of the piston rod 8 is welded with the rotating disk 9 which can freely rotate and is convenient for moving to carry out position adjustment, the bottom side of the rotating disk 9 is provided with four groups of trundles 3 which are set to be 4 groups for moving, a partition plate 10 is welded inside the base 2 and used for supporting a motor 17, the partition plate 10 is positioned above the shock absorption plate 6, the bottom side of the partition plate 10 is provided with a hydraulic damper 19, the hydraulic damper 19 is positioned between the partition plate 10 and the shock absorption plate 6, the output end of the hydraulic damper 19 is welded with the bottom side of the partition plate 10, the bottom of the hydraulic damper 19 is mounted on the top surface of the shock absorption plate 6, the hydraulic dampers 19 are arranged into four groups and are lifted through hydraulic pressure, so that the hydraulic shock absorption effect is achieved, the hydraulic dampers 19 and the piston rod 8 are located on the same vertical horizontal plane, and an air inlet 11 is formed in one side of the partition plate 10, so that air inside the base 2 can conveniently circulate;

an outer cover 18 is welded on one side of the partition board 10, the cover wall of the outer cover 18 is hollow, the outer cover 18 is positioned in the center of the inner part of the base 2, a motor 17 is installed on the bottom side of the inner part of the outer cover 18 and used for providing rotating force, a motor of a common model is adopted, fan blades 16 are installed on the output end of the motor 17 and rotate to generate wind power and blow away heat, a support 13 is welded on the top side of the outer cover 18 and used for supporting an electric heating plate 14, an electric heating plate 14 is installed inside the support 13, the electric heating plate 14 uses electric heating alloy wires as heating materials, a mica soft plate is used as an insulating material, thin metal plates (aluminum plates, stainless steel plates and the like) are wrapped outside the support, notches matched with the appearance of the guide plates 15 are formed in the outer side of the outer cover 18, the guide plates 15 are respectively inserted into four groups and are respectively positioned around the outer cover 18 and used for transferring heat, the heat dissipation holes 12 are respectively formed in the outer side of the base 2 and used for transferring heat out to adjust the ambient humidity around the oil pressure resistance tester 1, the inner side of the base 2 is respectively welded to one side of the guide plates 15, and the four groups of guide plates 15 are respectively located below the heat dissipation holes 12.

The working principle is as follows: when the oil pressure resistance tester 1 is used, the oil pressure resistance tester 1 is required to be moved and directly pushed, when the oil pressure resistance tester 1 is moved, the four groups of trundles 3 generate friction with the bottom surface to form vibration force, when the ground surface is uneven, the four groups of trundles 3 generate violent vibration force with the bottom surface when moving, the vibration force is transmitted to the piston rod 8 through the trundles 3, the piston rod 8 stretches, the damping plate 6 can synchronously lift along with the piston rod 8 due to the ball joint with the ball connecting rod 4 to become fluctuant, at the moment, the damping plate 6 can form a force for pressing the spring 7 downwards while lifting along with the piston rod 8, and the hydraulic damper 19 can also receive a force for pressing upwards, so that the two forces are mutually offset, the external vibration force is effectively damped, the oil pressure resistance tester 1 is very convenient, and the oil pressure resistance tester 1 is effectively protected, the service life of the device is prolonged to a certain extent;

when using the oil pressure resistance tester 1, a limiting condition is needed to be carried out in an environment with relative humidity less than or equal to 75%, so that machines cannot be used under the high exchange of some relative humidity, a dehumidifier can be used, and the operation is more troublesome, so that a heating system is directly added in the base 2, under the environment with high relative humidity, the electric heating plate 14 can be directly heated, the electric heating plate 14 can generate heat, then the motor 17 rotates to drive the fan blades 16 to generate wind power, the heat is transmitted to the heat dissipation holes 12 of the base 2 through the guide plate 15, and finally the heat can flow out along the heat dissipation holes 12, due to the principle that the hot gas rises, so that the relative humidity of the environment around the oil pressure resistance tester 1 can be effectively reduced, and the operation is very convenient and fast.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a portable oily withstand voltage test device, includes oily withstand voltage tester (1), its characterized in that: the oil pressure resistance tester is characterized in that a base (2) is welded at the bottom of the oil pressure resistance tester (1), a ball connecting rod (4) is welded at the bottom side of the interior of the base (2), a damping plate (6) is connected to the ball connecting rod (4) through a ball head (5), a piston rod (8) is welded at the bottom side of the damping plate (6), a spring (7) is sleeved on the exterior of the piston rod (8) in a movable mode, a rotating disc (9) is welded at one end of the piston rod (8), a caster (3) is installed at the bottom side of the rotating disc (9), a partition plate (10) is welded at the interior of the base (2), a hydraulic damper (19) is arranged at the bottom side of the partition plate (10), an outer cover (18) is welded at one side of the partition plate (10), a motor (17) is installed at the bottom side of the interior of the outer cover (18), fan blades (16) are installed at the output end of the motor (17), and a support (13) is welded at the top side of the outer cover (18), an electric heating plate (14) is installed inside the support (13), and a guide plate (15) is respectively inserted and connected to the outer side of the outer cover (18).

2. The portable oil pressure resistance test device according to claim 1, characterized in that: the inner part of the base (2) is hollow, through holes are respectively formed in the bottom of the base (2), and the four groups of piston rods (8) are respectively located in the through holes of the base (2).

3. The portable oil pressure resistance test device according to claim 1, characterized in that: the two ends of the spring (7) are respectively attached to the bottom side of the damping plate (6) and the top side of the rotating disc (9), and piston rods (8) are respectively welded at four top corners of the damping plate (6).

4. The portable oil pressure resistance test device according to claim 1, characterized in that: the damping plate is characterized in that the partition plate (10) is located above the damping plate (6), an air inlet hole (11) is formed in one side of the partition plate (10), the hydraulic damper (19) is located between the partition plate (10) and the damping plate (6), and the hydraulic damper (19) and the piston rod (8) are located on the same vertical horizontal plane.

5. The portable oil pressure resistance test device according to claim 1, characterized in that: the heat dissipation holes (12) are formed in the outer side of the base (2) respectively, the inner side of the base (2) is welded to one side of the guide plate (15) respectively, the guide plates (15) are arranged into four groups, and the four groups of guide plates (15) are located below the heat dissipation holes (12) respectively.

6. The portable oil pressure resistance test device according to claim 1, characterized in that: the wall of the outer cover (18) is hollowed out, and the outer cover (18) is located in the center of the base (2).