Power supply fault tester with good heat dissipation effect

Abstract

The utility model discloses a power supply fault tester with a good heat dissipation effect, which belongs to the technical field of power supply fault testers and comprises a fault tester body, an air inlet pipe is fixedly communicated with the top of the fault tester body, and a ventilation hood is fixedly communicated with the bottom of the air inlet pipe and located in the fault tester body. A heat dissipation structure is installed in the ventilation hood, the heat dissipation structure comprises shunt plates which are fixedly connected in the ventilation hood in a bilateral symmetry mode, and heat conduction copper pipes are fixedly installed in the shunt plates; according to the utility model, heat emitted by the control host can be absorbed through the heat conduction copper pipe and the fins, the heat conduction efficiency is improved, and the contact area with air can be effectively increased, so that the air can be effectively contacted with the heat conduction copper pipe and the fins in the circulation process, and the heat dissipation efficiency is greatly improved; and the operation safety and stability of the fault tester body are improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to power failure tester technical field, concretely relates to a power failure tester with good heat dissipation effect. BACKGROUND

[0002] The power failure tester can simulate that electrical and electronic equipment will be affected by voltage sag, short-time interruption and voltage change in the power grid, test such phenomena, and verify whether the electrical and electronic equipment can avoid unsafe operating conditions when encountering voltage mutation.

[0003] During power detection, the power failure tester often needs to run for a long time. Because high temperature is easily generated inside the power failure tester during long-time operation, a heat dissipation structure is needed to dissipate heat inside the power failure tester.

[0004] The existing heat dissipation structure mainly accelerates the circulation of air inside the power failure tester to dissipate heat inside the power failure tester, thereby cooling the power failure tester. However, the existing heat dissipation structure has low heat conduction efficiency of air. When external cold air enters the power failure tester, it is often discharged from the heat dissipation port without completely contacting heat, thereby resulting in poor heat dissipation efficiency. TECHNICAL SOLUTION

[0005] The utility model discloses a power failure tester with good heat dissipation effect to solve the problems in the background.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a power failure tester with good heat dissipation effect, comprising a fault tester body, an air inlet pipe fixedly communicated with the top of the fault tester body, a ventilation cover fixedly communicated with the bottom of the air inlet pipe and located inside the fault tester body;

[0007] The ventilation cover is internally provided with a heat dissipation structure, which comprises a shunt plate fixedly connected inside the ventilation cover in a left-right symmetrical manner, a heat-conducting copper pipe fixedly installed inside the shunt plate, a fin fixedly connected to the outside of the heat-conducting copper pipe and located inside the shunt plate, a control host fixedly connected inside the heat-conducting copper pipe, a heat dissipation groove formed in the bottom of the fault tester body, a strip-shaped grid fixedly connected inside the air inlet pipe, a support plate fixedly connected to the lower part of the strip-shaped grid and located inside the air inlet pipe, and a rotary fan fixedly connected inside the support plate.

[0008] As a preferred implementation, the inner wall of the fault tester body is provided with a telescopic groove on the left and right sides of the ventilation cover, a supporting structure is installed in the telescopic groove, and the supporting structure comprises a limiting sliding groove symmetrically provided on the inner wall of the telescopic groove.

[0009] As a preferred implementation, a threaded rod is rotatably connected to the top of the telescopic groove, a supporting column is movably installed in the telescopic groove, a limiting sliding block is fixedly connected to the side surface of the supporting column, a threaded hole is formed in the top of the supporting column, and a non-slip pad is fixedly connected to the bottom of the supporting column in a front-rear parallel manner.

[0010] As a preferred implementation, the limiting sliding block is matched with the limiting sliding groove, and the supporting column is threadedly connected with the threaded rod through the threaded hole.

[0011] As a preferred implementation, a protective cover is rotatably connected to the top of the fault tester body, a sealing ring is fixedly connected to the front surface of the protective cover, and a control panel is fixedly connected to the top of the fault tester body on one side of the air inlet pipe.

[0012] As a preferred implementation, a display screen is fixedly connected to the top of the control panel, and a connecting hole is formed in the top of the fault tester body on one side of the control panel.

[0013] Compared with the prior art, the utility model has the advantages that:

[0014] The utility model discloses a heat dissipation structure is installed, in the process of using, not only can the heat dissipation of control host computer be absorbed through heat conduction copper pipe and fin, improves the heat conduction efficiency, can effectively increase the contact area with air simultaneously, therefore when air in the process of circulation can effectively contact heat conduction copper pipe, fin, thereby greatly improve the heat dissipation efficiency, improve the security and stability of the fault tester body operation,

[0015] The utility model discloses a supporting structure is installed, in the process of using, through the rotation of threaded rod, thereby making supporting column according to the direction of limiting sliding groove moves up and down, in the process of moving down, thereby supporting the fault tester body, making heat dissipation groove away from the placement surface, not only can increase the exhaust space, can also avoid the heat transfer of placement surface to the inside of fault tester body. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the overall three-dimensional schematic view of the utility model structure;

[0017] Figure 2 It is the right side internal three-dimensional schematic view of the utility model structure fault tester body;

[0018] Figure 3 It is the internal structure perspective view of the fault tester body of the utility model structure;

[0019] Figure 4 It is the support column component perspective view of the utility model structure;

[0020] Figure 5 It is the internal component perspective view of the air inlet pipe of the utility model structure.

[0021] In the figure: 1, fault tester body; 2, air inlet pipe; 3, ventilation cover; 4, telescopic groove; 5, non-slip pad; 6, protective cover; 7, sealing ring; 8, control panel; 9, display screen; 10, connecting hole; 31, shunt plate; 32, heat-conducting copper pipe; 33, fin; 34, control host; 35, heat dissipation groove; 36, strip-shaped grid; 37, support plate; 38, rotary fan; 41, limiting sliding groove; 42, threaded rod; 43, support column; 44, limiting sliding block; 45, threaded hole. DETAILED DESCRIPTION

[0022] The utility model will be further described below in combination with examples.

[0023] The following examples are used to illustrate the utility model, but cannot be used to limit the protection scope of the utility model. The conditions in the examples can be further adjusted according to specific conditions, and simple improvements of the method of the utility model under the concept of the utility model all belong to the range required to be protected by the utility model.

[0024] Please refer to Figures 1-5 The utility model provides a power supply fault tester with good heat dissipation effect, including fault tester body 1, the top of fault tester body 1 is fixedly connected with air inlet pipe 2, and the bottom of air inlet pipe 2 is fixedly connected with ventilation cover 3 in the inside of fault tester body 1,

[0025] Ventilation cover 3 is internally installed with heat dissipation structure, and the heat dissipation structure includes shunt plate 31 that is fixedly connected in the inside of ventilation cover 3 in left-right symmetry, heat-conducting copper pipe 32 is fixedly installed in the inside of shunt plate 31, fin 33 is fixedly connected with the outside of heat-conducting copper pipe 32 and located in the inside of shunt plate 31, control host 34 is fixedly connected in the inside of heat-conducting copper pipe 32, heat dissipation groove 35 is set up in the bottom of fault tester body 1, strip-shaped grid 36 is fixedly connected in the inside of air inlet pipe 2, support plate 37 is fixedly connected in the inside of air inlet pipe 2 below strip-shaped grid 36, and rotary fan 38 is fixedly connected in the inside of support plate 37;

[0026] The heat-conducting copper pipe 32 is annularly arranged outside the control host 34, and the heat-conducting copper pipe 32 is connected by copper pipes, the bottom of the control host 34 is in direct contact with the side surface of the heat-conducting copper pipe 32, and the ventilation channels are formed between the shunt boards 31, so that the air circulation speed is increased by reducing the circulation space; the heat emitted by the control host 34 during long-time operation is first.

[0027] Specifically, as shown in Figure 2 The inner wall of the fault tester body 1 and located on the left and right sides of the ventilation cover 3 is provided with an expansion slot 4, and the expansion slot 4 is internally provided with a supporting structure.

[0028] Specifically, as shown in Figure 2 And Figure 4 The top of the expansion slot 4 is rotatably connected with a threaded rod 42, the expansion slot 4 is movably provided with a supporting column 43, the side surface of the supporting column 43 is fixedly connected with a limiting sliding block 44, the top of the supporting column 43 is provided with a threaded hole 45, and the bottom of the supporting column 43 is fixedly connected with a non-slip pad 5 in front and back parallel; the top of the threaded rod 42 and located in the inside of the expansion slot 4 is fixedly connected with a rotating motor, the threaded rod 42 is driven to rotate by the output end of the rotating motor, and the non-slip pad 5 increases the friction with the placement surface.

[0029] The limiting sliding block 44 is matched with the limiting sliding slot 41, and the supporting column 43 is threadedly connected with the threaded rod 42 through the threaded hole 45.

[0030] Specifically, as shown in Figure 1 The top of the fault tester body 1 is rotatably connected with a protective cover 6, the front surface of the protective cover 6 is fixedly connected with a sealing ring 7, and the top of the fault tester body 1 and located on one side of the air inlet pipe 2 is fixedly connected with a control panel 8.

[0031] The protective cover 6 is matched with the fault tester body 1, and the sealing ring 7 is located outside the control panel 8 in the closed state of the protective cover 6, thereby playing a sealing role.

[0032] Specifically, as shown in Figure 1 The top of the control panel 8 is fixedly connected with a display screen 9, and the top of the fault tester body 1 and located on one side of the control panel 8 is provided with a connecting hole 10.

[0033] During rotation of the threaded rod 42, the support column 43 can be driven to descend along the direction of the limiting sliding groove 41, and during the descending process, the fault tester body 1 can be supported, thereby increasing the distance between the fault tester body 1 and the placement surface, which can not only increase the air exhaust space, but also avoid heat transfer from the placement surface to the inside of the fault tester body 1;

[0034] During use, the rotating fan 38 in the air inlet pipe 2 blows cold air from outside into the ventilation cover 3, and the cold air is divided into multiple paths through the branch plate 31, and at the same time, the heat generated by the control host 34 is absorbed by the heat-conducting copper pipe 32, and then the heat is transferred to the fins 33 inside the heat-conducting copper pipe 32, thereby greatly increasing the heat receiving area; during circulation between the branch plates 31, the cold air contacts the fins 33, thereby discharging the heat in the fins 33 and the heat-conducting copper pipe 32 through the heat dissipation grooves 35, so that the temperature of the fins 33 and the heat-conducting copper pipe 32 is reduced, and then the heat is repeatedly absorbed, which can improve the stability and safety of the operation of the fault tester body 1.

[0035] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and modifications can be made to the embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A power supply fault tester with good heat dissipation, comprising a fault tester body (1), characterized in that: The top of the fault tester body (1) is fixedly connected with an air inlet pipe (2), and the bottom of the air inlet pipe (2) and inside the fault tester body (1) is fixedly connected with a ventilation cover (3); The inside of the ventilation cover (3) is provided with a heat dissipation structure, which comprises a shunt plate (31) fixedly connected inside the ventilation cover (3) in a left-right symmetrical manner, a heat-conducting copper pipe (32) fixedly installed inside the shunt plate (31), a fin (33) fixedly connected to the outside of the heat-conducting copper pipe (32) and inside the shunt plate (31), a control host (34) fixedly connected to the inside of the heat-conducting copper pipe (32), a heat dissipation groove (35) formed in the bottom of the fault tester body (1), a strip grille (36) fixedly connected to the inside of the air inlet pipe (2), a support plate (37) fixedly connected to the inside of the air inlet pipe (2) below the strip grille (36), and a rotating fan (38) fixedly connected to the inside of the support plate (37).

2. The power failure tester with good heat dissipation effect according to claim 1, characterized in that: The inside of the ventilation cover (3) is provided with a heat dissipation structure, which comprises a shunt plate (31) fixedly connected inside the ventilation cover (3) in a left-right symmetrical manner, a heat-conducting copper pipe (32) fixedly installed inside the shunt plate (31), a fin (33) fixedly connected to the outside of the heat-conducting copper pipe (32) and inside the shunt plate (31), a control host (34) fixedly connected to the inside of the heat-conducting copper pipe (32), a heat dissipation groove (35) formed in the bottom of the fault tester body (1), a strip grille (36) fixedly connected to the inside of the air inlet pipe (2), a support plate (37) fixedly connected to the inside of the air inlet pipe (2) below the strip grille (36), and a rotating fan (38) fixedly connected to the inside of the support plate (37).

3. The power failure tester with good heat dissipation effect according to claim 2, characterized in that: The inside of the ventilation cover (3) is provided with a heat dissipation structure, which comprises a shunt plate (31) fixedly connected inside the ventilation cover (3) in a left-right symmetrical manner, a heat-conducting copper pipe (32) fixedly installed inside the shunt plate (31), a fin (33) fixedly connected to the outside of the heat-conducting copper pipe (32) and inside the shunt plate (31), a control host (34) fixedly connected to the inside of the heat-conducting copper pipe (32), a heat dissipation groove (35) formed in the bottom of the fault tester body (1), a strip grille (36) fixedly connected to the inside of the air inlet pipe (2), a support plate (37) fixedly connected to the inside of the air inlet pipe (2) below the strip grille (36), and a rotating fan (38) fixedly connected to the inside of the support plate (37).

4. The power failure tester with good heat dissipation effect according to claim 3, characterized in that: The limiting sliding block (44) is matched with the limiting sliding groove (41), and the support column (43) is threadedly connected with the threaded rod (42) through the threaded hole (45).

5. The power failure tester with good heat dissipation effect according to claim 1, characterized in that: The top of the fault tester body (1) is rotatably connected with a protective cover (6), the front surface of the protective cover (6) is fixedly connected with a sealing ring (7), one side of the top of the fault tester body (1) and the air inlet pipe (2) is fixedly connected with a control panel (8).

6. The power failure tester with good heat dissipation effect according to claim 5, characterized in that: The top of the control panel (8) is fixedly connected with a display screen (9), and the top of the fault tester body (1) and one side of the control panel (8) is provided with a connecting hole (10).

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