CN213633639U - Large-current test board - Google Patents

Abstract

The utility model discloses a heavy current test platform, the power distribution box comprises a box body, the bottom plate, tester mechanism, the bottom half is equipped with the bottom plate, bottom plate top side is equipped with riser and fixed connection, riser one side is equipped with the cross axle outside and is equipped with the rack and the meshing connection that drive gear corresponds the riser side, cross axle one end is provided with fixed plate and rotation connection, the fixed plate top is fixed in the box bottom side, the cross axle other end is fixed with the follower, one side that the box corresponds the follower is equipped with the hand wheel, box one side is embedded to have cup jointed tester mechanism, tester mechanism's body one end is equipped with the loose axle and rotation connection, loose axle one end passes through the hinge and articulates in the box side, tester mechanism top side is provided with the insulating pad. The utility model discloses it is rational in infrastructure, have raising and lowering functions to can accomodate the tester.

Description

Large-current test board

Technical Field

The utility model belongs to the technical field of the current test, in particular to heavy current testboard.

Background

The current tester used at ordinary times is an ammeter and can measure the current, the current is generally measured in a series circuit and the circuit is disconnected, but an embedded ammeter is provided, the circuit is not required to be disconnected during measurement, the ammeter is relatively convenient, and the current tester is basically required in a general high-voltage and high-current comprehensive experiment.

In the actual operation, the above data are measured by various devices, and the required devices are combined together to form a large-current test bench for convenient operation, but the test bench formed by simple combination generally has a relatively large size and may not be practical in height corresponding to the tested device when the test is required, so that the test bench has certain limitation in use, needs to reduce or increase the height of the tested device and is relatively troublesome, and the embedded type tester is basically exposed outside the test bench for embedding in aspects, therefore, the dust-proof cover occupies a certain space when placed at ordinary times, and risks of dust fall or damage caused by external factors.

Disclosure of Invention

The utility model aims at overcoming not enough among the prior art, providing a heavy current testboard, rational in infrastructure has raising and lowering functions to can accomodate the tester.

In order to realize the purpose, the utility model discloses a technical scheme is:

a high-current test board comprises a box body, a bottom board and a tester mechanism, wherein the bottom board is arranged at the bottom of the box body, a vertical board is arranged on the top side of the bottom board and fixedly connected with the vertical board, a plurality of racks are arranged on one side of the vertical board, a plurality of driving gears are arranged on the outer side of a transverse shaft and are in meshed connection with the racks, a fixing plate is arranged at one end of the transverse shaft and is in rotating connection with the transverse shaft, the top end of the fixing plate is fixed at the bottom side of the box body, the fixing plate is mainly used for fixing the position of the transverse shaft, a driven wheel is fixed at the other end of the transverse shaft, a hand wheel is arranged on one side of the box body corresponding to the driven wheel and is rotatably connected to the side of the box body, a plurality of mutually corresponding locking holes are formed in the box body and one side of, the hand wheel is matched with the transmission belt to drive the driven wheel to rotate, so that the driven wheel can drive the cross shaft to rotate, the driving gear can be further driven to rotate, the driving gear is meshed with the rack which is fixed on one side of the vertical plate, and the vertical plate is fixed on the top side of the bottom plate, so that the driving gear can cause the whole box body to ascend or descend under the matching of the rack when the hand wheel is rotated;

the tester mechanism is sleeved with the tester mechanism in an embedded mode on one side of the box body, one end of a body of the tester mechanism is provided with a movable shaft and is connected in a rotating mode, one end of the movable shaft is hinged to the side face of the box body through a hinge, when the tester mechanism does not work, the tester mechanism is embedded and sleeved on the inner side of the box body, occupied space is reduced when the tester mechanism is placed at ordinary times, dust fall is prevented from entering equipment, the risk that external factors damage the equipment is reduced, the tester mechanism body can be firstly pulled out of the box body when the tester mechanism works, then the tester mechanism body rotates ninety degrees around the movable shaft to reach a working state position, then the height position of the box body is adjusted to be proper through a hand wheel, and then the tester mechanism is embedded into equipment to be tested, the tester mechanism is convenient, quick and simple to operate, an insulating pad is arranged, the insulation test board is arranged on one side of the current clamp, the insulation pad is used for fixing the test circuit board, the attenuator and the current clamp are both arranged in parallel to form a current test structure, the insulation test board is used for fixing the capacitor to be tested, the capacitor, the circuit board and the current can be tested simultaneously by matching of all elements, and the test efficiency is greatly improved.

Further, a controller is arranged at the top of the inner side of the box body, a display screen is arranged on the bottom side of the controller, a high-voltage power supply is arranged on the bottom side of the display screen, an instruction keyboard is arranged on the bottom side of the high-voltage power supply, the controller, the display screen, the high-voltage power supply and the instruction keyboard are electrically connected, the controller is used for controlling the high-voltage power supply, the instruction keyboard is used for instructing to input parameters for setting test equipment, output control is carried out through the controller, and the display screen is used for visually displaying parameter data, output signals and the like.

Furthermore, the bottom side of the instruction keyboard is provided with a capacitance instrument, one side of the capacitance instrument is provided with a voltage withstand voltage instrument, the capacitance instrument and the voltage withstand voltage instrument are fixedly arranged at the bottom side in the box body, and the capacitance instrument and the voltage withstand voltage instrument are integrated into a whole and are electrically connected with the controller, so that an operator can conveniently operate each test device through the controller.

Further, the fixed toolbox that is provided with in withstand voltage appearance one side for place the repair tools, make things convenient for later stage maintenance work.

Furthermore, the front side of the box body is hinged with a box door, the box door is provided with an observation window, the interior of the box body can be observed conveniently, and one side of the box body is provided with a door handle, so that the box door can be opened and closed conveniently.

Further, the box is of a cubic structure, and a ceiling plate is arranged at the top end of the box and used for preventing dust.

Further, four corners on the top side of the bottom plate are provided with telescopic supporting rods, the telescopic supporting rods are used for supporting the box body, so that pressure of the vertical plate and the driving gear on supporting the box body is reduced, and the four corners on the bottom side of the bottom plate are provided with start-stop universal wheels, so that movement and locking of the whole equipment are facilitated.

The capacitance instrument, the voltage-withstand insulator instrument, the attenuator and the controller are all the prior art, and the technical personnel in the field can clearly and correctly understand the utility model and can obtain the relevant data in the prior literature.

Compared with the prior art, the utility model beneficial effect shows:

1) the utility model is provided with a bottom plate at the bottom of a box body, a vertical plate provided with a rack is arranged at the top side of the bottom plate, a driving gear meshed with the rack is arranged at the outer side of a transverse shaft arranged at one side of the vertical plate, a driven wheel is fixed at one end of the transverse shaft, a hand wheel is arranged at one side of the box body corresponding to the driven wheel, one side of the hand wheel is connected with the driven wheel by a transmission belt, and a plurality of mutually corresponding locking holes are arranged at one sides of the box body and the hand wheel, wherein a locking rod is connected in the corresponding locking hole on the box body by one locking wheel on the hand wheel in a penetrating way, the driven wheel can be driven to rotate under the action of the matching of the hand wheel and the transmission belt, so that the driven wheel drives the transverse shaft to rotate, the driving gear to rotate, the rack is meshed with the driving gear, after the height is properly adjusted, the locking rod is matched with the locking hole to prevent the hand wheel from starting to rotate, and complete locking is performed, so that the device to be tested can be practically corresponding to the device to be tested in height when the test is needed, and the limitation in the use process is greatly reduced;

2) the utility model discloses well tester mechanism's body one end is equipped with the loose axle and rotates the connection, loose axle one end passes through the hinge and articulates in the box side, when out of work, tester mechanism embedding cup joints the inboard at the box, can reduce the space that occupies when placing at ordinary times like this, and prevent that the dust fall from entering into in the equipment, and reduced the risk that external factor harms equipment, can pull out tester mechanism body from the box earlier at work, then rotate it ninety degrees around the loose axle and reach the position of operating condition, then adjust the box height position to suitable through the hand wheel, then the embedding needs the original paper of test can, convenient and fast, easy operation;

3) the utility model discloses well tester mechanism top side is provided with insulating the pad, and insulating pad one side is equipped with the attenuator, and attenuator one side is equipped with current pincers, is equipped with the insulation test board in current pincers one side, and the attenuator all is equipped with a plurality of and parallelly connected setting with current pincers, forms the structure of electric current test, and the insulation test board is used for the fixed electric capacity that awaits measuring, and each component cooperation can be realized simultaneously to the test of condenser, circuit board and electric current, greatly increased efficiency of software testing.

Drawings

FIG. 1 is a schematic structural diagram of a large current test board of the present invention;

fig. 2 is a left side view structural schematic diagram of a large current test board of the present invention;

fig. 3 is a schematic view of a backside structure of a large current test board of the present invention;

fig. 4 is a schematic structural diagram of a working state of the heavy current test board of the present invention;

fig. 5 is a schematic diagram of the internal structure of a large current test board of the present invention;

in the figure: 1. a box body; 11. a box door; 111. an observation window; 112. a door handle; 12. a ceiling panel; 13. a base plate; 131. a start-stop universal wheel; 14. a vertical plate; 141. a rack; 15. a hand wheel; 151. a locking hole; 152. a locking bar; 16. a transmission belt; 17. A telescopic support rod; 18. a driven wheel; 19. a horizontal axis; 191. a drive gear; 192. a fixing plate; 2. a tester mechanism; 21. a movable shaft; 22. a hinge; 23. an insulating pad; 24. an attenuator; 25. current clamping; 26. an insulation test board; 3. a controller; 4. a display screen; 5. a high voltage power supply; 6. an instruction keyboard; 7. a capacitance meter; 8. an insulation withstand voltage instrument; 9. a tool box.

Detailed Description

For the convenience of understanding of those skilled in the art, the technical solution of the present invention will be further specifically described with reference to fig. 1 to 5.

A large-current test board comprises a box body 1, a bottom plate 13 and a tester mechanism 2, wherein a box door 11 is hinged on the front side face of the box body 1, an observation window 111 is arranged on the box door 11 to facilitate observation of the interior of the box body 1, a door handle 112 is arranged on one side of the box body 1 to facilitate opening and closing of the box door 11, the box body 1 is of a cubic structure, a ceiling plate 12 is arranged at the top end of the box body 1 for dust prevention, the bottom plate 13 is arranged at the bottom of the box body 1, a vertical plate 14 is arranged on the top side of the bottom plate 13 and fixedly connected with the top side of the bottom plate, a plurality of racks 141 are arranged on one side of the vertical plate 14, a plurality of driving gears 191 corresponding to the racks 141 are arranged on the outer side of a transverse shaft 19 and meshed with the vertical plate, a fixing plate 192 is arranged at one end of, a hand wheel 15 is arranged on one side of the box body 1 corresponding to the driven wheel 18, the hand wheel 15 is rotatably connected to the side face of the box body 1, one side of the hand wheel 15 is connected with the driven wheel 18 through a transmission belt 16, a plurality of mutually corresponding locking holes 151 are formed in both the box body 1 and one side of the hand wheel 15, a locking rod 152 is arranged on one side of the hand wheel 15, the locking rod 152 is connected in the corresponding locking hole 151 in the box body 1 through one locking wheel on the hand wheel 15 in a penetrating manner, the hand wheel 15 can drive the driven wheel 18 to rotate by matching with the transmission belt 16, so that the driven wheel 18 drives the transverse shaft 19 to rotate, further, the driving gear 191 is driven to rotate, the driving gear 191 is meshed with the rack 141, the rack 141 is fixed on one side of the vertical plate 14, the vertical plate 14 is fixed on the top side of the bottom plate 13, and, after the height is properly adjusted, the locking rod 152 is matched with the locking hole 151 to prevent the hand wheel 15 from starting to rotate, and complete locking is performed, so that the device to be tested can be practically corresponding to the device to be tested in height when testing is needed, and the limitation in the use process is greatly reduced;

four corners of the top side of the bottom plate 13 are provided with telescopic support rods 17, the telescopic support rods 17 are used for supporting the box body 1, so that the pressure of the vertical plate 14 and the driving gear 191 on the box body 1 is reduced, and the four corners of the bottom side of the bottom plate 13 are provided with start-stop universal wheels 131, so that the whole equipment can be conveniently moved and locked.

The tester mechanism 2 is sleeved on one side of the box body 1 in an embedded mode, one end of a body of the tester mechanism 2 is provided with a movable shaft 21 and is connected with the movable shaft in a rotating mode, one end of the movable shaft 21 is hinged to the side face of the box body 1 through a hinge 22, when the tester mechanism 2 does not work, the tester mechanism 2 is embedded and sleeved on the inner side of the box body 1, occupied space can be reduced when the tester mechanism 2 is placed at ordinary times, the risk that dust falls into equipment is reduced, when the tester mechanism 2 works, the tester mechanism 2 can be pulled out of the box body 1 firstly, then the tester mechanism rotates ninety degrees around the movable shaft 21 to reach a working state, then the height position of the box body 1 is adjusted to be proper through a hand wheel 15, then equipment to be tested is embedded, convenience, rapidness and simplicity are achieved, the operation are achieved, an insulating pad 23 is arranged on the top side face of, attenuator 24 one side is equipped with current pincers 25, is equipped with insulation test board 26 in current pincers 25 one side, insulating pad 23 is used for the fixed test circuit board, attenuator 24 and current pincers 25 all are equipped with a plurality ofly and parallel arrangement, form the structure of current test, insulation test board 26 is used for the fixed electric capacity that awaits measuring, and each component cooperation can realize the test to condenser, circuit board and electric current simultaneously, greatly increased efficiency of software testing.

The top of the inner side of the box body 1 is provided with a controller 3, the bottom side of the controller 3 is provided with a display screen 4, the bottom side of the display screen 4 is provided with a high-voltage power supply 5, the bottom side of the high-voltage power supply 5 is provided with an instruction keyboard 6, the controller 3, the display screen 4, the high-voltage power supply 5 and the instruction keyboard 6 are electrically connected, the controller 3 is used for controlling the high-voltage power supply 5, the instruction keyboard 6 is used for inputting and setting parameters of testing equipment and performing output control through the controller 3, the display screen 4 is used for visually displaying parameter data, output signals and the like, the bottom side of the instruction keyboard 6 is provided with a capacitance instrument 7, one side of the capacitance instrument 7 is provided with an insulating and voltage-resisting instrument 8, the capacitance instrument 7 and the insulating and voltage-resisting instrument 8 are fixedly arranged in the box body 1, the capacitance instrument 7 and the insulating and voltage-resisting instrument 8 are integrated and electrically connected with the controller 3, so that, 8 one side of the withstand voltage instrument is fixedly provided with a tool box 9 for placing maintenance tools and facilitating later maintenance.

The capacitance meter 7, the dielectric withstand voltage meter 8, the attenuator 24 and the controller 3 are all the prior art, and those skilled in the art can clearly and correctly understand the present invention and can obtain the relevant data in the existing documents.

A high-current test board comprises the following working processes:

before working, the driven wheel is driven to rotate by the matching of the hand wheel and the transmission belt, the driven wheel drives the transverse shaft to rotate, the driving gear is further driven to rotate, the rack is meshed with the driving gear and is fixed on one side of the vertical plate, and the vertical plate is fixed on the top side of the bottom plate, so that when the hand wheel is rotated, the driving gear can cause the whole box body to ascend or descend under the matching of the rack, after the height is properly adjusted, the hand wheel is prevented from starting to rotate by the matching of the locking rod and the locking hole, complete locking is realized, then the tester mechanism body is firstly pulled out of the box body and then rotates ninety degrees around the movable shaft to reach the position of a working state, then the height of the box body is adjusted to be proper through the hand wheel, then the tester mechanism is embedded into equipment to be tested, the tester mechanism is convenient and quick to operate, and when the tester mechanism is, therefore, the occupied space can be reduced when the dust-settling tank is placed at ordinary times, and the dust settling is prevented from entering the equipment;

after supplying power to the equipment, an operator carries out self-checking on each test through the controller, then prevents the original paper to be tested on the tester mechanism, and the capacitance value of the original paper is measured through the capacitance meter, or insulation resistance is measured through the insulation voltage resistance meter, and the like, and test data are read through the display screen, and meanwhile, a test instruction can be input through the instruction keyboard.

The foregoing is merely exemplary and illustrative of the structure of the invention, and various modifications, additions and substitutions as described in the detailed description may be made by those skilled in the art without departing from the structure or exceeding the scope of the invention as defined in the claims.

Claims (7)

1. A large-current test bench is characterized by comprising a box body, a bottom plate and a tester mechanism, a bottom plate is arranged at the bottom of the box body, a vertical plate is arranged at the top side of the bottom plate and is fixedly connected with the bottom plate, a plurality of racks are arranged at one side of the vertical plate, one side of the vertical plate is provided with a plurality of driving gears which are arranged on the outer side of the cross shaft and correspond to the racks and are meshed with the racks, one end of the cross shaft is provided with a fixed plate and is connected with the fixed plate in a rotating way, the top end of the fixing plate is fixed at the bottom side of the box body, the other end of the transverse shaft is fixed with a driven wheel, one side of the box body corresponding to the driven wheel is provided with a hand wheel, the hand wheel is rotationally connected with the side surface of the box body, one side of the hand wheel is connected with the driven wheel through a transmission belt, a plurality of mutually corresponding locking holes are arranged on the box body and one side of the hand wheel, one side of the hand wheel is provided with a locking rod, and the locking rod is connected in a corresponding locking hole on the box body in a penetrating way through one locking wheel on the hand wheel;

the embedded tester mechanism that has cup jointed in box one side, tester mechanism's body one end is equipped with the loose axle and swivelling joint, loose axle one end passes through the hinge and articulates in the box side, tester mechanism top side is provided with insulating the pad, insulating pad one side is equipped with the attenuator, attenuator one side is equipped with current pincers, is equipped with the insulation test board on one side of current pincers, the attenuator all is equipped with a plurality ofly and parallelly connected setting with current pincers.

2. The high current test bench according to claim 1, wherein a controller is disposed at the top of the inside of the box, a display screen is disposed at the bottom side of the controller, a high voltage power supply is disposed at the bottom side of the display screen, a command keyboard is disposed at the bottom side of the high voltage power supply, and the controller, the display screen, the high voltage power supply and the command keyboard are electrically connected.

3. The high current test bench according to claim 2, wherein a capacitance instrument is disposed on a bottom side of the command keyboard, a voltage withstand insulator is disposed on one side of the capacitance instrument, and both the capacitance instrument and the voltage withstand insulator are fixedly disposed on a bottom side of an interior of the box.

4. The high current test stand according to claim 3, wherein a tool box is fixedly arranged on one side of the dielectric breakdown voltage tester.

5. The high current test stand of claim 1, wherein a box door is hinged to a front side of the box, the box door is provided with a viewing window, and a door handle is provided on one side of the box.

6. The high current test stand of claim 1, wherein said box is a cube and has a ceiling at the top.

7. The high current test stand of claim 1, wherein said bottom plate has four corners at the top side thereof provided with retractable support rods, and four corners at the bottom side thereof provided with start-stop universal wheels.

Images