CN215116649U - Switch period cycle testing arrangement - Google Patents

Abstract

The utility model discloses a switch cycle testing arrangement, which comprises an outer shell, it has the cavity to take shape in the shell, cavity internally mounted has the installation pole, heat sink and test electric wire, the installation pole passes through the screw and installs at cavity inner wall, the heat sink electricity is connected with temperature sensor, temperature sensor electricity is connected and is heated up device and air cycle device, the test electric wire passes through the ply-yarn drill and fixes at installation pole and cavity inner wall with fixed buckle, shell surface mounting door plant and timing device, take shape in the timing device and have regularly on-off control circuit, regularly on-off control circuit electricity is connected with current regulation apparatus, the pilot lamp is connected to current regulation apparatus electricity, the shell top takes shape there is the vent, the universal wheel is installed to the shell bottom. The device can simulate the actual working environment of the element by adjusting the temperature; the circuit can be automatically switched on and off along with the set period, so that the labor cost is saved; the test device can test a plurality of elements at one time, and the test result is clear at a glance, thereby saving time and cost.

Description

Switch period cycle testing arrangement

Technical Field

The utility model relates to a low-voltage apparatus detection area especially relates to a switch cycle testing arrangement.

Background

With the development of economy, household appliances are inseparable from people's lives, and most of the household appliances are low-voltage appliances. Along with the popularization of household appliances, the fire caused by short circuit due to the failure of electric appliance elements is more frequent, and great hidden danger is brought to the life and property safety of people, so the quality of the switch elements such as circuit breakers needs to be guaranteed. The prior detection device for the switch elements has the following problems: the real working environment of the element cannot be simulated, so that the test result is inaccurate; in the test process, the circuit needs to be switched on and off manually, and only one element can be tested at a time, so that the test is time-consuming and labor-consuming.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the technical defect who exists among the prior art, and disclose a switching cycle testing arrangement.

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

a switch period cycle testing device comprises a shell, wherein a cavity is formed in the shell, a cooling device, a testing wire and an installation rod are arranged in the cavity, the cooling device is arranged at the top of the cavity and electrically connected with a temperature sensor, the temperature sensor is electrically connected with a heating device and an air circulation device, the testing wire is fixed on the inner wall of the cavity and the installation rod, and the installation rod is fixed on the inner wall of the cavity; the outer side of the shell is provided with a timing device, the timing device is electrically connected with a current adjusting device, the current adjusting device is electrically connected with an indicator lamp, the indicator lamp is electrically connected with the test wire, the test wire is electrically connected with a circuit switch, and the circuit switch is electrically connected with the timing device; a vent is formed at the top of the shell, and a cooling device is arranged in the vent; the surface of the shell is connected with a door plate in a shaft mode, and a handle is installed on the door plate.

Further, the air circulation device is installed at the bottom of the cavity, the temperature sensor is installed at the top of the cavity, and the warming device is installed at the lower part of the inner wall of the cavity.

Further, the shell is connected with the door plate through a door plate connecting mechanism, the door plate connecting mechanism comprises a first limiting column and a plurality of uniformly distributed second limiting columns, the first limiting column and the second limiting column are welded on the door plate, round holes are formed in the first limiting column and the second limiting column, the round holes are fixedly connected with a rotating shaft, a third limiting column is formed in the upper end and the lower end of the rotating shaft, and the third limiting column is welded on the shell.

Furthermore, universal wheels are installed at the bottom of the shell. Furthermore, a plurality of mounting rods are fixed on the inner wall of the cavity and fixed on the inner wall of the cavity through screws.

The mounting rod is further made of plastic, a line clamp is mounted on the mounting rod, and the line clamp is clamped with the test wire; the welding has a plurality of fixed bayonets on the cavity inner wall, fixed bayonet joint test wire.

Furthermore, the cooling device is a fan, the heating device is an electric heating tube, and the air circulation device is a centrifugal fan.

Further, the current adjusting device is a variable resistor, the temperature sensor is a thermistor, and the timing device is a timing switch.

Compared with the prior art, the utility model has the advantages of:

1. the actual working environment of the element can be simulated by adjusting the temperature;

2. the circuit can be automatically switched on and off along with the set period, so that the labor cost is saved;

3. the test device can test a plurality of elements at one time, and the test result is clear at a glance, thereby saving time and cost.

Drawings

FIG. 1 is a perspective view of a cyclic testing apparatus;

FIG. 2 is a cross-sectional view of a cyclic testing apparatus;

FIG. 3 is a circuit diagram of a cyclic testing apparatus;

in the figure: 1. the outer shell, 101, the universal wheel, 102, the cavity, 2, the door plant, 21, the pivot, 22, the spacing post of third, 23, the spacing post of second, 24, first spacing post, 25, the handle, 3, timing device, 301, timing on-off control circuit, 4, current regulation apparatus, 5, the vent, 6, the pilot lamp, 7, the installation pole, 71, the screw, 8, the rising temperature device, 9, the air cycle device, 10, temperature sensor, 11, the heat sink, 12, the test electric wire, 13, fixed bayonet socket, 14, the ply-yarn drill, 15, circuit switch.

Detailed Description

The present invention will be described in further detail with reference to the following drawings and specific embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Example 1

A switch period cycle testing device comprises a shell 1, wherein a cavity 102 is formed in the shell 1, a cooling device 11, a testing wire 12 and a mounting rod 7 are installed in the cavity 102, the cooling device 11 is installed at the top of an inner cavity and electrically connected with a temperature sensor 10, the temperature sensor 10 is electrically connected with a heating device 8 and an air circulation device 9, the testing wire 12 is fixed on the inner wall of the cavity 102 and the mounting rod 7, and the mounting rod 7 is fixed on the inner wall of the cavity 102; the timing device 3 is installed on the outer side of the shell 1, the timing device 3 is electrically connected with the current adjusting device 4, the current adjusting device 4 is electrically connected with the indicator lamp 6, the indicator lamp 6 is electrically connected with the test wire 12, the test wire 12 is electrically connected with the circuit switch 15, and the circuit switch 15 is electrically connected with the timing device 3; a ventilation opening 5 is formed in the top of the shell 1, and a cooling device 11 is installed in the ventilation opening 5; the surface of the shell 1 is connected with the door plate 2 by a shaft, and the door plate 2 is provided with a handle 25.

The air circulation device 9 is arranged at the bottom of the cavity 102, the temperature sensor 10 is arranged at the top of the cavity 102, and the temperature rising device 8 is arranged at the lower part of the inner wall of the cavity 102.

The shell 1 is connected with the door plate 2 through the door plate connecting mechanism 16, the door plate connecting mechanism 16 comprises a first limiting column 163 welded on the door plate 2 and a plurality of uniformly distributed second limiting columns 162, round holes are formed in the first limiting column 163 and the second limiting columns 162, a rotating shaft 161 is fixedly connected with the round holes, third limiting columns 164 are formed at the upper end and the lower end of the rotating shaft 161, and the third limiting columns 164 are welded on the shell 1.

The cooling device 11 is a fan, the heating device 8 is an electric heating tube, and the air circulating device 9 is a centrifugal fan.

The current adjusting device 4 is a variable resistor, the temperature sensor 10 is a thermistor, and the timing device 3 is a time switch.

The use method is as follows:

the door plate 2 is opened, the element to be tested is fixed on the mounting rod 7, the testing wire 12 is directly connected to the element to be tested, the door plate 2 is closed, the switch 12 is opened, and the temperature sensor 10 starts to work to detect the temperature in the device. When the temperature is too high, the fan is started to discharge hot air in the device; when the temperature is too low, the electric heating tube and the centrifugal fan are started, the electric heating tube generates heat, and hot air is circulated in the device through the centrifugal fan. On-off intervals and periods are set on the timing device 3, the starting device is confirmed, the indicator lamp 6 is lightened, and the switch 12 is closed after the test is finished, so that the test is finished. The current can be changed at any time by the current adjusting device 4 in the test process to meet different test requirements; when the element to be tested is damaged and the test circuit is powered off, the indicator light is turned off, and the test result is clear at a glance.

Example 2

The following structure is added on the basis of the embodiment 1: a plurality of mounting rods 7 are fixed on the inner wall of the cavity 102, and the mounting rods 7 are fixed on the inner wall of the cavity 102 through screws 71.

The mounting rod 7 is made of plastic, a line card 14 is mounted on the mounting rod 7, and the line card 14 is clamped with the test wire 12; the inner wall of the cavity 102 is welded with a plurality of fixed bayonets 13, and the fixed bayonets 13 are clamped with the test wires 12.

The bottom of the shell 1 is provided with a universal wheel 101.

The use method is as follows:

a plurality of mounting rods 7 are fixed on the inner wall of the cavity 102 through screws 71, so that a plurality of devices can be tested simultaneously, and the mounting rods 7 can be conveniently detached and replaced when damaged; the mounting rod 7 is made of plastic materials, so that the element to be tested can be effectively protected from being abraded; the wire clamp 14 and the fixed bayonet 13 enable the wires in the device to be orderly arranged, short circuit caused by the fact that wires are randomly pulled and randomly overlapped is avoided, and time and labor are saved when the wires are maintained due to circuit faults; the bottom castor 101 facilitates the movement of the device.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims (7)

1. A switching cycle cycling test device comprising a housing (1), characterized in that: a cavity (102) is formed in the shell (1), a cooling device (11), a testing wire (12) and an installation rod (7) are installed in the cavity (102), the cooling device (11) is installed at the top of the inner cavity and electrically connected with a temperature sensor (10), the temperature sensor (10) is electrically connected with a heating device (8) and an air circulation device (9), the testing wire (12) is fixed on the inner wall of the cavity (102) and the installation rod (7), and the installation rod (7) is fixed on the inner wall of the cavity (102); a timing device (3) is installed on the outer side of the shell (1), and the timing device (3) is sequentially connected with a current adjusting device (4), an electric connection indicator lamp (6), a test wire (12) and a circuit switch (15) in series; a ventilation opening (5) is formed in the top of the shell (1), and a cooling device (11) is installed at the ventilation opening (5); the surface of the shell (1) is connected with the door plate (2) in a shaft mode, and the door plate (2) is provided with a handle (21).

2. A switching cycle cycling test device, as claimed in claim 1, characterized in that: the air circulating device (9) is installed at the bottom of the cavity (102), the temperature sensor (10) is installed at the top of the cavity (102), and the temperature rising device (8) is installed at the lower portion of the inner wall of the cavity (102).

3. A switching cycle cycling test device, as claimed in claim 1, characterized in that: the bottom of the shell (1) is provided with a universal wheel (101).

4. A switching cycle cycling test device, as claimed in claim 1, characterized in that: a plurality of mounting rods (7) are fixed on the inner wall of the cavity (102), and the mounting rods (7) are fixed on the inner wall of the cavity (102) through screws (71).

5. A switching cycle cycling test device, as claimed in claim 4, characterized in that: the mounting rod (7) is made of high-temperature-resistant plastic, a line card (14) is mounted on the mounting rod (7), and the line card (14) is clamped with the test wire (12); the welding has a plurality of fixed bayonet sockets (13) on cavity (102) inner wall, fixed bayonet socket (13) joint test wire (12).

6. A switching cycle cycling test device, as claimed in claim 1, characterized in that: the cooling device (11) is a fan, the heating device (8) is an electric heating tube, and the air circulating device (9) is a centrifugal fan.

7. A switching cycle cycling test device, as claimed in claim 1, characterized in that: the current adjusting device (4) is a variable resistor, the temperature sensor (10) is a thermistor, and the timing device (3) is a timing switch.

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