Dustproof experiment table for electrical engineering

Abstract

The utility model relates to the technical field of experiment tables for electrical engineering, in particular to a dustproof experiment table for electrical engineering, which comprises a supporting shell, a control box body and an operation table are fixed at the top of the supporting shell, an accommodating groove is formed in the side wall of the operation table, an extension table is clamped in the accommodating groove in a sliding manner, and the edge of the extension table extends out of the accommodating groove. A side baffle is fixed to the edge of the upper surface of the extending table, a vertical opening is formed in the side wall of the control box body, a heat dissipation channel extending into the control box body is arranged in the vertical opening, a heat dissipation fan is fixed to the side wall of the control box body and communicates with the heat dissipation channel, and one face of the control box body is an inclined face. A test instrument and a supply socket are embedded in the control box body, the experiment table can well meet the requirement of personnel for the experiment range through the telescopic extension table, the heat dissipation fan can use external air to conduct heat dissipation treatment on instruments in the control box body, and the dustproof requirement can be kept all the time.

Description

TECHNICAL FIELD

[0001] The utility model relates to an experiment table, concretely to a dustproof experiment table for electrical engineering belongs to the technical field of experiment table for electrical engineering. BACKGROUND

[0002] Using the test bench in the teaching and research of electrical engineering can conveniently simulate the use scene, thereby simulating the evaluation of electrical phenomena and experimental tests, using the obtained experimental data for academic research or component testing, when performing experimental operations, the detection equipment configured on the experimental bench needs to be used to provide experimental support, and these experimental instruments need a certain experimental precision, whether it is internal equipment or electrical equipment to be detected needs a certain degree of cleanliness, dust directly attached to electrical equipment can easily affect experimental data, and even cause unstable use of electrical appliances.

[0003] Such as the announcement number for CN117797891 B Chinese invention patent document, a kind of electrical automation experiment table, including automation experiment table, the automation experiment table front side is fixedly connected with anti-collision strip, the automation experiment table left side is fixedly connected with rotating box, the rotating box in right side is fixedly connected with rotating device. This kind of electrical automation experiment table, through rotating device, can save space, can better shield dust, when the experiment is completed, need to shield experiment table and start motor, motor drives rotating ring rotation, rotating ring drives rotating plate rotation, rotating plate controls the position of dust collection box by blocking plate, prevents impact, by pulling fixed device, when rotating rod is inverted to one side, will be affected by pull rope, make telescopic rod in fixator pop out, fix rotating rod, so that rotating rod does not shake, cause dustproof not enough rigorous.

[0004] However, the electrical automation experiment table described in the above document can adsorb and remove dust, however, the dust prevention requirement inside the experiment table is greater during use, especially when the experimental load is large, the detection instruments and energy supply equipment arranged inside the experiment table generate heat, and if heat dissipation is not timely, the instrument life will be affected, and the experimental results will be affected.

[0005] Therefore, the utility model is provided. UTILITY MODEL CONTENT

[0006] The utility model aims at solving above -mentioned problem and provides a kind of dustproof experiment table for electrical engineering, can better satisfy the requirement of personnel to experimental range by telescopic extension table, and heat dissipation fan can use external air to carry out heat dissipation treatment to instrument in control box, and can keep dustproof requirement at all times.

[0007] The utility model discloses a dustproof experimental table for electrical engineering, which realizes the above-mentioned purposes through the following technical solutions, the dustproof experimental table for electrical engineering comprises a supporting shell, the supporting shell can be provided with a storage cabinet at the bottom empty position, which is used for storing experimental devices, a control box and an operation table are fixed to the top of the supporting shell, the operation table is a platform arranged on the supporting shell, and the operation table is close to external personnel to facilitate the placement of experimental devices, a containing groove is formed in the side wall of the operation table, an extension table is slidably connected in the containing groove, when experimental operation is conducted, experimental equipment needs to be placed on the operation table, but the range of the operation table is limited, and the extension table is used for expanding the placement range of the experimental equipment, the edge of the extension table extends to the outside of the containing groove, a side baffle is fixed to the edge of the upper surface of the extension table, a vertical port is formed in the side wall of the control box, a heat dissipation channel extending into the control box is arranged in the vertical port, a heat dissipation fan is fixed to the side wall of the control box, the heat dissipation fan is in communication with the heat dissipation channel, and a power connector is arranged on one side of the control box through a power line.

[0008] Further, in order to facilitate personnel to observe operation, one side of the control box is a slope, test instruments and supply jacks are arranged in the control box.

[0009] Further, in order to facilitate air circulation, an exhaust shell is slidably connected in the heat dissipation channel, a wind outlet is arranged on one side of the exhaust shell, the other side of the exhaust shell extends to the outside of the control box, a side air outlet is arranged on the other side of the exhaust shell, and a side filter screen is arranged in the side air outlet.

[0010] Further, in order to allow air to flow smoothly when the exhaust fan operates at high speed, a cavity is arranged in the extension table, the bottom of the exhaust shell is in communication with the inside of the extension table, a bottom air outlet is arranged on the bottom of the extension table, and a bottom filter screen is arranged in the bottom air outlet.

[0011] Further, in order to maintain the stability of the extension table when the extension table is pulled out, supporting legs are fixed to the bottom of the extension table, mounting plates are fixed to the side walls of the bottoms of the supporting legs, supporting wheels are rotatably arranged on the two sides of the mounting plates, and a triangular plate is fixed between the extension table and the exhaust shell.

[0012] Further, in order to avoid external dust from adhering and accumulating on the heat dissipation fan, the heat dissipation fan is vertically arranged and the number of the heat dissipation fan is three, one side of the heat dissipation fan is provided with an outer protective plate, a distance is reserved between the outer protective plate and the heat dissipation fan, and one side of the outer protective plate is fixed to the edge of the exhaust shell through a connecting plate.

[0013] Further, in order to block dust from falling, the top of the outer protective plate extends a top plate in the direction of the control box body, and the side wall of the outer protective plate extends a blocking strip in the direction of the control box body.

[0014] Further, in order to assist in supporting the outer protective plate in movement, a limiting strip is fixed on the side wall of the control box body, a clamping groove is formed in the blocking strip corresponding to the limiting strip, and the blocking strip is clamped on the limiting strip through the clamping groove.

[0015] The technical effects and advantages of the utility model are that the experiment table can better meet the requirements of personnel on the experiment range through the telescopic extension table, the heat dissipation fan can use external air to perform heat dissipation treatment on the instruments in the control box body, the rotating speed of the heat dissipation fan is increased according to the load condition, the bottom filter screen leaks out after the extension table is pulled out, the path of the air discharged by the heat dissipation fan is increased, and the dustproof requirement is maintained. BRIEF DESCRIPTION OF DRAWINGS

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

[0017] Figure 2 It is a structure schematic view of the utility model after the extension table is pulled out;

[0018] Figure 3 It is another side three-dimensional structure schematic view of the utility model;

[0019] Figure 4 It is an exhaust shell structure schematic view of the utility model;

[0020] Figure 5 It is Figure 4 It is an enlarged structure schematic view of A in the middle;

[0021] Figure 6 It is an extension table bottom structure schematic view of the utility model;

[0022] In the drawing: 1, support shell; 2, control box body; 201, heat dissipation fan; 202, limiting strip; 3, operation table; 4, extension table; 401, side blocking plate; 402, bottom air outlet; 5, exhaust shell; 501, side air outlet; 502, outer protective plate; 6, support leg; 601, support wheel. DETAILED DESCRIPTION

[0023] Clearly, the described embodiments are merely a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative efforts under the premise that no creative efforts are made belong to the scope of protection of the present application.

[0024] Please refer to Figures 1-6 As shown in FIG. 1, a dustproof experimental table for electrical engineering, comprising a support shell 1, the support shell 1 can be provided with a storage cabinet at the bottom of the empty gear, for storing experimental devices, the top of the support shell 1 is fixed with a control box 2 and an operating table 3, the operating table 3 is a platform arranged on the support shell 1, close to the outside personnel in order to place the experimental device, the side wall of the operating table 3 is provided with a containing groove, the containing groove is slidably connected with an extension table 4, when performing experimental operation, the experimental equipment needs to be placed on the operating table 3, and the range of the operating table 3 is limited, the extension table 4 is used for expanding the placing range of the experimental equipment, the edge of the extension table 4 extends to the outside of the containing groove, and a side baffle 401 is fixed on the upper surface edge of the extension table 4, a vertical port is formed in the side wall of the control box 2, the vertical port is provided with a heat dissipation channel extending into the control box 2, a heat dissipation fan 201 is fixed on the side wall of the control box 2, the heat dissipation fan 201 is in communication with the heat dissipation channel, and the control box 2 is provided with a power connector on one side through a power line, when performing experimental operation, the more experimental devices used, the greater the load pressure of components in the control box 2, and therefore the higher the demand for heat dissipation, and when performing heat dissipation treatment, further improvement of dust prevention is needed, the heat dissipation fan 201 can actively introduce external cooling gas, it should be noted that the heat dissipation fan 201 is preferably provided with a filter layer outside, so as to maintain a good working environment in the control box 2, one side of the control box 2 is a slope, test instruments and supply jacks are embedded in the control box 2, so that personnel can observe and operate conveniently, the bottom of the extension table 4 is fixed with a support leg 6, the bottom side wall of the support leg 6 is fixed with a mounting plate, support wheels 601 are rotatably installed on the two sides of the mounting plate, and a triangular plate is fixed between the extension table 4 and an exhaust shell 5, so that the stability of the extension table 4 can be maintained when the extension table 4 is pulled out.

[0025] The heat dissipation channel is slidably connected with the exhaust shell 5, one side of the exhaust shell 5 is provided with an air outlet, the other side of the exhaust shell 5 extends to the outside of the control box 2, the other side of the exhaust shell 5 is provided with a side air outlet 501, and the side air outlet is provided with a side filter screen, so that air circulation can be facilitated, the extension table 4 is provided with a cavity, the bottom of the exhaust shell 5 is in communication with the inside of the extension table 4, the bottom of the extension table 4 is provided with a bottom air outlet 402, and the bottom air outlet 402 is provided with a bottom filter screen, so that air can flow smoothly when the exhaust fan operates at a high speed.

[0026] The heat dissipation fan 201 is vertically arranged, and the number is three, one side of the heat dissipation fan 201 is provided with an outer protective plate 502, and a distance is left between the outer protective plate and the heat dissipation fan 201, one side of the outer protective plate 502 is fixed to the edge of the exhaust shell 5 through the connecting plate, so that the external dust can be prevented from adhering and accumulating on the heat dissipation fan 201, the top of the outer protective plate 502 extends to the control box 2 direction with a top plate, the side wall of the outer protective plate 502 extends to the control box 2 direction with a blocking strip, so that the dust can be blocked from falling, the side wall of the control box 2 is fixed with a limiting strip 202, the blocking strip is provided with a clamping groove corresponding to the limiting strip 202, and the blocking strip is clamped on the limiting strip 202 through the clamping groove, so that the outer protective plate 502 in movement can be assisted and supported.

[0027] The experimental bench can better meet the requirements of personnel on the experimental range through the telescopic extension table 4, and the heat dissipation fan 201 can use external air to heat the instruments in the control box 2, the rotating speed of the heat dissipation fan 201 is increased according to the load condition, and specific control needs to use a circuit control module and a temperature detector to cooperate, whether the heat dissipation fan 201 is started is determined according to the temperature, after the extension table 4 is pulled out, the bottom filter screen leaks, the path of the air discharged by the heat dissipation fan 201 is increased, and the dustproof requirement is maintained.

[0028] It is obvious for those skilled in the art that the utility model is not limited to the details of the above-mentioned exemplary embodiments, and the utility model can be realized in other specific forms without departing from the spirit or basic characteristics of the utility model. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-limiting, the scope of the utility model is defined by the appended claims instead of the above description, and therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the utility model. Any reference signs in the claims should not be regarded as limiting the claims.

[0029] In addition, it should be understood that, although the present specification is described in terms of embodiments, not every embodiment contains only one independent technical solution, and the description of the specification is only for the sake of clarity, and those skilled in the art should regard the specification as a whole, and the technical solutions in each embodiment can be combined appropriately to form other embodiments that those skilled in the art can understand.

Claims

1. A dustproof experimental bench for electrical engineering, comprising a supporting shell (1), wherein a control box (2) and an operating table (3) are fixed to the top of the supporting shell (1), characterized in that: The operating table (3) has a receiving groove on its side wall, and an extension table (4) is slidably engaged in the receiving groove. The edge of the extension table (4) extends to the outside of the receiving groove, and a side baffle (401) is fixed to the edge of the upper surface of the extension table (4). The control box (2) has a vertical opening on its side wall, and a heat dissipation channel extending into the control box (2) is provided in the vertical opening. A cooling fan (201) is fixed on the side wall of the control box (2), and the cooling fan (201) is connected to the heat dissipation channel. A power connector is provided on one side of the control box (2) via a power cord.

2. The dustproof experimental bench for electrical engineering according to claim 1, characterized in that: One side of the control box (2) is a slope, and test instruments and supply ports are embedded in the control box (2).

3. The dustproof experimental platform for electrical engineering according to claim 2, characterized in that: The heat dissipation channel is slidably connected to the discharge shell (5). One side of the discharge shell (5) is provided with an air inlet. The other side of the discharge shell (5) extends to the outside of the control box (2). The other side of the discharge shell (5) is provided with a side exhaust vent (501). A side filter screen is provided in the side exhaust vent.

4. The dustproof experimental bench for electrical engineering according to claim 3, characterized in that: The extension platform (4) has a cavity inside. The bottom of the discharge shell (5) is connected to the inside of the extension platform (4). The bottom of the extension platform (4) has a bottom exhaust vent (402) and a bottom filter screen is provided inside the bottom exhaust vent (402).

5. The dustproof experimental bench for electrical engineering according to claim 4, characterized in that: The bottom of the extension platform (4) is fixed with a support leg (6), and a mounting plate is fixed on the bottom side wall of the support leg (6). Support wheels (601) are rotatably mounted on both sides of the mounting plate. A triangular plate is fixed between the extension platform (4) and the discharge shell (5).

6. The dustproof experimental bench for electrical engineering according to claim 5, characterized in that: The cooling fans (201) are arranged vertically and there are three of them. An outer protective plate (502) is provided on one side of the cooling fan (201). There is a distance between the outer protective plate and the cooling fan (201). One side of the outer protective plate (502) is fixed to the edge of the discharge shell (5) by a connecting plate.

7. The dustproof experimental bench for electrical engineering according to claim 6, characterized in that: The top of the outer protective plate (502) extends toward the control box (2) with a top plate, and the side wall of the outer protective plate (502) extends toward the control box (2) with a baffle.

8. The dustproof experimental bench for electrical engineering according to claim 7, characterized in that: A limit strip (202) is fixed on the side wall of the control box (2). A snap-fit ​​groove is provided on the stop bar corresponding to the limit strip (202). The stop bar is slidably snapped onto the limit strip (202) through the snap-fit ​​groove.

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