CN213780243U - High-low ride through and voltage disturbance experimental device - Google Patents

Abstract

The utility model discloses a height passes through and voltage disturbance experimental apparatus, which comprises a housin, the positive top of casing articulates there is first cabinet door, the front of first cabinet door is inlayed and is equipped with disturbance device body, be equipped with the second cabinet door under the first cabinet door, the one end of second cabinet door is articulated with the one end of casing, the front of casing and the fixed plug socket that is equipped with equidistant setting of a plurality of corresponding department in second cabinet door position, the positive threaded connection of plug socket has the spool, four corners of casing bottom are all fixed and are equipped with the supporting leg, the bottom mounting of supporting leg is equipped with the shock attenuation truckle that has the brake block. The utility model discloses a be equipped with the disturbance device body for carry out the voltage disturbance experiment, combine the recorder body, be used for the record experiment data, the recorder body is through last holder and lower holder centre gripping, easy to assemble and dismantlement, on the same casing of recorder body and disturbance device body installation, it is comparatively convenient, labour saving and time saving to use.

Description

High-low ride through and voltage disturbance experimental device

Technical Field

The utility model relates to a power grid technical field, in particular to height passes through and voltage disturbance experimental apparatus.

Background

Due to the fact that instability and fluctuation of solar energy and wind energy are large, active power output of the wind power generator and the photovoltaic generator set fluctuates randomly. Such fluctuations are disturbances to conventional thermal power generating units on the line and may cause low frequency oscillations, and in addition, such active fluctuations cause reactive loss variations along the line, resulting in system voltage fluctuations that are difficult to control. The protection threshold set by the power electronic equipment of the photovoltaic and wind turbine generator set is sensitive, and under certain conditions, when disturbance occurs to a power grid, if a large-capacity photovoltaic and wind turbine generator set is disconnected, system oscillation accidents can be caused, and the safety and reliability of operation of the power grid are not good.

In the process of carrying out the experiment, need use voltage disturbance generating device and recorder, experimental apparatus in the market settles indoor, inconvenient removal, and can't connect between the different devices, influences the stability that the device is connected, behind voltage disturbance generating device's the connecting hole connecting wire, takes place easily and breaks away from, influences the result of experiment.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide the height passes through and voltage disturbance experimental apparatus to solve the problem that provides in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the experiment device for high-low crossing and voltage disturbance comprises a shell, wherein a first cabinet door is hinged to the front top of the shell, a disturbance device body is embedded in the front of the first cabinet door, a second cabinet door is arranged under the first cabinet door, one end of the second cabinet door is hinged to one end of the shell, a plurality of plug sockets which are arranged at equal intervals are fixedly arranged at the corresponding positions of the front of the shell and the second cabinet door, a spool is connected to the front of each plug socket in a threaded manner, supporting legs are fixedly arranged at four corners of the bottom end of the shell, damping trundles with brake pads are fixedly arranged at the bottom ends of the supporting legs, a clamping device is fixedly arranged on one side of the shell, and a detachable recording device body is arranged between a lower clamping seat and an upper clamping seat of the clamping device.

Preferably, a heat dissipation window is fixedly arranged at the bottom of the front face of the shell, an upper cover is arranged at the top end of the shell, and the shell is fixedly connected with the upper cover through screws.

Preferably, the clamping device includes a fixing plate, a connecting plate is fixedly disposed at one end of the fixing plate, an upper clamping seat is disposed below the fixing plate, a lower clamping seat is disposed below the upper clamping seat, electric motors are fixedly disposed on two sides of the top end of the fixing plate, an output end of each electric motor penetrates through the fixing plate and is fixedly connected with a lead screw, one end of the lead screw penetrating through the upper clamping seat is rotatably connected with the lower clamping seat, and one ends of the connecting plate and the lower clamping seat are fixedly connected with the shell wall of the shell through a plurality of bolts which are distributed at equal intervals.

Preferably, a motor switch is fixedly arranged at the top end of the fixing plate, and the motor is electrically connected with an external power supply through the motor switch.

Preferably, one end of the spool is provided with a detachable clamping head, and the clamping head is T-shaped.

Preferably, the disturbing device body and the recording device body are both electrically connected with external power supply equipment through leads.

The utility model discloses a technological effect and advantage:

(1) the recording device body is clamped by the upper clamping seat and the lower clamping seat, so that the recording device body is convenient to mount and dismount;

(2) the first cabinet door and the second cabinet door are arranged, so that different positions on the shell can be conveniently opened and closed according to needs, the operation is convenient, the time of exposing circuit elements in the shell to the air is shortened, the circuit elements in the shell are protected, the shell is easy to move and stabilize by arranging the damping trundles, and the working strength of experimenters is reduced;

(3) through being equipped with the spool for play the guard action to the wire, the wire runs through the spool and presss from both sides tight head, spool and socket threaded connection to will press from both sides tight head joint in the spool, play limiting displacement to the wire, prevent effectively that the wire from droing, prevent to cause experimental data inaccurate because of contact failure.

Drawings

Fig. 1 is a schematic view of the main structure of the present invention.

Fig. 2 is a schematic structural view of the clamping device of the present invention.

Fig. 3 is a schematic view of the line tube structure of the present invention.

In the figure: 1. a housing; 2. a first cabinet door; 3. disturbing the device body; 4. a second cabinet door; 5. a socket; 6. a conduit; 7. a heat dissipation window; 8. supporting legs; 9. shock absorbing casters; 10. a clamping device; 11. a lower clamping seat; 12. an upper clamping seat; 13. a recording apparatus body; 14. a fixing plate; 15. a connecting plate; 16. a bolt; 17. an electric motor; 18. a lead screw; 19. a clamping head; 20. opening the cover upwards; 21. and (6) switching a motor.

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.

The utility model provides a pass through with voltage disturbance experimental apparatus as shown in fig. 1-3 height, which comprises a housin 1, casing 1 positive top articulates there is first cabinet door 2, the front of first cabinet door 2 is inlayed and is equipped with disturbance device body 3, be equipped with second cabinet door 4 under the first cabinet door 2, the one end of second cabinet door 4 is articulated with casing 1's one end, casing 1's front and the fixed plug socket 5 that is equipped with a plurality of equidistant setting in the corresponding department in second cabinet door 4 position, the front threaded connection of plug socket 5 has spool 6, four corners of casing 1 bottom are all fixed and are equipped with supporting leg 8, the bottom mounting of supporting leg 8 is equipped with the shock attenuation truckle 9 that has the brake block, the fixed clamping device 10 that is equipped with in one side of casing 1, be equipped with detachable recorder body 13 between clamping device 10's lower holder 11 and the last holder 12.

The bottom of the front surface of the shell 1 is fixedly provided with a heat radiation window 7 for heat radiation, the top end of the shell 1 is provided with an upper cover 20, the shell 1 is fixedly connected with the upper cover 20 through screws, the upper cover 20 is opened, equipment such as a heat radiation fan and the like is convenient to install, the clamping device 10 comprises a fixing plate 14, one end of the fixing plate 14 is fixedly provided with a connecting plate 15, an upper clamping seat 12 is arranged under the fixing plate 14, a lower clamping seat 11 is arranged under the upper clamping seat 12, both sides of the top end of the fixing plate 14 are fixedly provided with motors 17, the output ends of the motors 17 penetrate through the fixing plate 14 and are fixedly connected with lead screws 18, one ends of the lead screws 18 penetrating through the upper clamping seat 12 are rotatably connected with the lower clamping seat 11, one ends of the connecting plate 15 and the lower clamping seat 11 are respectively fixedly connected with the shell wall of the shell 1 through a plurality of bolts 16 which are distributed at equal intervals, the top end of the fixing plate 14 is fixedly provided with a motor switch 21, and the motors 17 are electrically connected with an external power supply through the motor switch 21, work through motor switch 21 control motor 17, make motor 17's output shaft and lead screw 18 rotate, a position for adjusting upper clamp 12, conveniently install and dismantle recorder body 13, time saving and labor saving, it is comparatively convenient to use, the one end of spool 6 is equipped with detachable and presss from both sides tight head 19, it is T shape to press from both sides tight head 19, press from both sides tight head 19 and peg graft the inside of spool 6, it is convenient to carry on spacingly to the wire, disturbance device body 3 and recorder body 13 are all through wire and external power supply unit electric connection, conveniently experiment.

The utility model discloses the theory of operation: after the shell 1 is moved to a proper position through the shock-absorbing caster wheel 9, a recording device body 13 is installed, the recording device body 13 is arranged at the top end of the lower clamping seat 11, the motor switch 21 controls the motor 17 to work, the output shaft of the motor 17 and the lead screw 18 rotate to adjust the position of the upper clamping seat 12, the recording device body 13 is convenient to install and disassemble, time and labor are saved, and the recording device is convenient to use, the disturbance device body 3 and the recording device body 13 are both electrically connected with external power supply equipment through wires for experiments, the wire tube 6 is taken down by opening and closing the second cabinet door 4, the lower clamping head 19 is disassembled, the wires penetrate through the wire tube 6 and the clamping head 19, the clamping head 19 is connected with the wire tube 6 in an opening and closing manner, the wire tube 6 is in threaded connection with the inserting seat 5, a limiting effect is achieved on the wires, the wires are effectively prevented from falling off, and inaccurate experimental data, dismantle according to needs and go up uncap 20, equipment such as easy to assemble heat dissipation fan improves casing 1's heat dissipation, reduces the influence of heat to 1 inside electrical components of casing and to the influence of experimental data, after the experiment, closes each switch and cabinet door.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model discloses the standard parts that use all can purchase from the market, and dysmorphism piece all can be customized according to the record of the description with the drawing.

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 (6)

1. The high-low crossing and voltage disturbance experimental device comprises a shell (1) and is characterized in that a first cabinet door (2) is hinged to the top of the front of the shell (1), a disturbance device body (3) is embedded in the front of the first cabinet door (2), a second cabinet door (4) is arranged under the first cabinet door (2), one end of the second cabinet door (4) is hinged to one end of the shell (1), a plurality of plug-in seats (5) which are arranged at equal intervals are fixedly arranged at the positions, corresponding to the positions of the second cabinet door (4), of the front of the shell (1), wire pipes (6) are connected to the front of the plug-in seats (5) in a threaded mode, supporting legs (8) are fixedly arranged at four corners of the bottom end of the shell (1), damping trundles (9) with brake pads are fixedly arranged at the bottom ends of the supporting legs (8), and a clamping device (10) is fixedly arranged on one side of the shell (1), a detachable recording device body (13) is arranged between a lower clamping seat (11) and an upper clamping seat (12) of the clamping device (10).

2. The high-low ride through and voltage disturbance experimental device according to claim 1, wherein a heat dissipation window (7) is fixedly arranged at the bottom of the front surface of the housing (1), an upper cover (20) is arranged at the top end of the housing (1), and the housing (1) is fixedly connected with the upper cover (20) through screws.

3. The apparatus according to claim 1, the clamping device (10) comprises a fixing plate (14), one end of the fixing plate (14) is fixedly provided with a connecting plate (15), an upper clamping seat (12) is arranged right below the fixing plate (14), a lower clamping seat (11) is arranged right below the upper clamping seat (12), the two sides of the top end of the fixed plate (14) are both fixedly provided with motors (17), the output ends of the motors (17) penetrate through the fixed plate (14) and are fixedly connected with a screw rod (18), one end of the screw rod (18) penetrating through the upper clamping seat (12) is rotationally connected with the lower clamping seat (11), one end of the connecting plate (15) and one end of the lower clamping seat (11) are fixedly connected with the shell wall of the shell (1) through a plurality of bolts (16) distributed at equal intervals.

4. The high-low ride through and voltage disturbance experimental device according to claim 3, wherein a motor switch (21) is fixedly arranged at the top end of the fixing plate (14), and the motor (17) is electrically connected with an external power supply through the motor switch (21).

5. The high-low ride through and voltage disturbance experimental device according to claim 1, wherein a detachable clamping head (19) is arranged at one end of the line pipe (6), and the clamping head (19) is T-shaped.

6. The high-low ride through and voltage disturbance experimental device according to claim 1, wherein the disturbance device body (3) and the recording device body (13) are electrically connected with an external power supply device through wires.

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