CN214624150U - Dustproof electrical experimental device - Google Patents

Abstract

The utility model relates to an electrical experiment device technical field just discloses an electrical experimental apparatus of dust protected, including the laboratory bench, the front surface of laboratory bench rotates and is connected with the apron, the equal fixedly connected with connecting rod in the left and right sides of apron, the equal fixedly connected with connecting block in surface about the laboratory bench, the spacing groove has all been seted up on the surface about two connecting blocks, two connecting rods respectively with two spacing groove sliding connection, the front side of apron is provided with fixing device, the louvre has all been seted up on the surface about the laboratory bench, is provided with inside dust keeper on the laboratory bench. Through inside dust keeper's setting, the setting that utilizes black curtain can filter external dust, avoids the inside of dust entering laboratory bench to cause the corruption to its inside component to promoted the device's dustproofness, drive the fixed plate through the bolt and remove can be more firm fixed with black curtain, avoid droing in the black curtain use.

Description

Dustproof electrical experimental device

Technical Field

The utility model relates to an electrical experiment technical field specifically is an electrical experiment device of dust protected.

Background

The electric engineering and the automation major thereof are a new subject in the field of electric information, but the electric engineering and the automation major thereof are closely related to the daily life and industrial production of people, so that the development is very rapid, and the electric engineering and the automation major thereof are relatively mature at present and become an important component of high and new technology industry. Mention two in CN211014497U one side of heat dissipation window all is connected with the shield through the magnetic stripe magnetism that is equipped with, through shield and the black curtain that is equipped with, carries out dustproof work to the heat dissipation window, avoids the dust to enter into the inside of under casing along the heat dissipation window, causes the damage to electrical equipment, and the usability is good, and the black curtain also possesses good heat absorption performance simultaneously, can not influence the thermal diffusivity of under casing. Although dustproof problem has been solved, connect shield and black curtain through magnetic stripe magnetism, because the laboratory bench generates heat when using, the heat can influence the magnetism of magnetic stripe, long-term the use leads to droing of shield and black curtain easily, so need a can prevent to prevent dust and can prevent the electric experimental apparatus that black curtain drops simultaneously urgently.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides an electric experimental apparatus of dust protected possesses the hoisting device dustproofness, avoids advantages such as black curtain drops, has solved the easy corrosion unit of dust, the problem that the fixed black curtain of magnetism drops easily.

(II) technical scheme

For realizing above-mentioned hoisting device dirt resistance, avoid the black curtain mesh that drops, the utility model provides a following technical scheme: a dustproof electrical experiment device comprises an experiment table, wherein the front surface of the experiment table is rotatably connected with a cover plate, the left side and the right side of the cover plate are fixedly connected with connecting rods, the left surface and the right surface of the experiment table are fixedly connected with connecting blocks, the left surface and the right surface of the two connecting blocks are respectively provided with a limiting groove, the two connecting rods are respectively connected with the two limiting grooves in a sliding manner, the top surface of the experiment table is fixedly connected with a clamping block, the front side of the cover plate is provided with a fixing device, the left surface and the right surface of the experiment table are respectively provided with a radiating hole, the experiment table is provided with an internal dustproof device, the fixing device comprises two fixing blocks which are not mutually contacted, the two fixing blocks are respectively and fixedly connected with the front surface of the cover plate, opposite surfaces of the two fixing blocks are rotatably connected with a rotating rod, the rotating rod is fixedly connected with a connecting sleeve, the lower surface of the connecting sleeve is fixedly connected with a rotating plate, and the rotating plate is in an L shape, the connecting hole with fixture block looks adaptation is seted up to the top surface of rotor plate diaphragm, inside dust keeper includes four fixed plates, and four fixed plates are the right surface of cross setting at the laboratory bench, the equal fixedly connected with spring in left surface of four fixed plates, the left end of four springs all with laboratory bench fixed connection, the equal threaded connection in right surface of four fixed plates has the bolt, and the left end of four bolts all runs through fixed plate and laboratory bench threaded connection, and the right side of laboratory bench is provided with black curtain, the left and right sides of laboratory bench all is provided with the shield, and two shields are connected with the laboratory bench through the screw, and the recess of mutual intercommunication is all seted up to the front and back surface of two shields, and the draw-in groove has all been seted up to the upper and lower surface and the front and back surface of two shields, draw-in groove and fixed plate looks adaptation.

Preferably, the black curtain is in contact with the fixing plate.

Preferably, the shape of both the connecting blocks is fan-shaped.

Preferably, the two limiting grooves are both arc-shaped.

(III) advantageous effects

Compared with the prior art, the utility model provides a dust protected electrical experiment device possesses following beneficial effect:

1. this dustproof electric experimental apparatus of formula, through inside dust keeper's setting, the setting that utilizes black curtain can filter external dust, avoids the inside of dust entering laboratory bench to lead to the fact the corruption to its inside component to promoted the device's dustproofness, drive the fixed plate through the bolt and remove can be more firm fixed with black curtain, avoid droing in the black curtain use.

2. This electric experimental apparatus of dust protected is the parallel state with apron upset and ground when using the laboratory bench, and two connecting rods slide in two spacing grooves when the apron upset, and the spacing groove restricts the gliding scope of connecting rod to the angle of injecing the apron upset, the use of the apron of being convenient for like this more.

3. This dustproof electric experimental apparatus of formula, through fixing device's setting, will lap the upset when not using the laboratory bench, shelter from equipment such as display screen, button on the laboratory bench, and then avoid piling up the dust on these equipment to the dust proofness that has promoted the device has avoided dust corrosion equipment.

Drawings

FIG. 1 is a schematic structural view of a dustproof electrical experimental apparatus of the present invention;

FIG. 2 is an enlarged schematic view of a in FIG. 1 according to the present invention;

FIG. 3 is a schematic view of a disassembled structure of a dust-proof electrical experimental apparatus of the present invention;

fig. 4 is the utility model relates to an inside dust keeper planar structure schematic diagram of dust protected electrical experiment device.

In the figure: 1 laboratory bench, 2 apron, 3 connecting blocks, 4 spacing grooves, 5 connecting rods, 6 fixture blocks, 7 shield, 8 recesses, 9 black curtains, 10 draw-in grooves, 11 fixed plates, 12 bolts, 13 fixed blocks, 14 dwang, 15 adapter sleeves, 16 rotor plates, 17 connecting holes, 18 louvres, 19 springs.

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.

Referring to fig. 1-4, the present invention provides a new technical solution: a dustproof electrical experimental device comprises an experimental table 1, wherein the front surface of the experimental table 1 is rotatably connected with a cover plate 2, the left side and the right side of the cover plate 2 are fixedly connected with connecting rods 5, the left surface and the right surface of the experimental table 1 are fixedly connected with connecting blocks 3, the shapes of the two connecting blocks 3 are fan-shaped, the left surfaces and the right surfaces of the two connecting blocks 3 are respectively provided with limiting grooves 4, the two connecting rods 5 are respectively in sliding connection with the two limiting grooves 4, and the shapes of the two limiting grooves 4 are both arc-shaped, when the device is used, the cover plate 2 is turned over and is parallel to the ground when the experimental table 1 is used, when the cover plate 2 is turned over, the two connecting rods 5 slide in the two limiting grooves 4, the arc-shaped setting of the limiting grooves is more accordant with the movement track of the cover plate 2 when the cover plate 2 rotates, thereby avoiding the phenomenon that the cover plate 2 is blocked, and the sliding range of the connecting rods 5 is limited by the limiting grooves 4, thereby limiting the turning angle of the cover plate 2, which is more convenient for the use of the cover plate 2;

the top surface of the experiment table 1 is fixedly connected with a clamping block 6, the clamping block 6 is made of rubber and has certain toughness, the front side of the cover plate 2 is provided with a fixing device, the fixing device comprises two fixing blocks 13 which are not in contact with each other, the two fixing blocks 13 are both fixedly connected to the front surface of the cover plate 2, opposite surfaces of the two fixing blocks 13 are rotatably connected with a rotating rod 14, a connecting sleeve 15 is fixedly sleeved on the rotating rod 14, the lower surface of the connecting sleeve 15 is fixedly connected with a rotating plate 16, the rotating plate 16 is in an L shape, the top surface of a transverse plate of the rotating plate 16 is provided with a connecting hole 17 matched with the clamping block 6, when the experiment table 1 is not used, the cover plate 2 is turned over to a state vertical to the ground by the turning cover plate 2, then the rotating plate 16 is turned over, the rotating plate 16 drives the rotating rod 14 to rotate through the connecting sleeve 15, and after the rotating plate 16 is turned over, when the fixture block 6 is in contact with the connecting hole 17, the rotating plate 16 extrudes the fixture block 6, the fixture block 6 is compressed by utilizing the toughness of the fixture block 6, the fixture block 6 is further enabled to enter the connecting hole 17, the fixture block 6 is enabled to reset by utilizing the toughness of the fixture block 6 after the fixture block 6 enters the connecting hole 17, the fixture block 6 is further clamped in the connecting hole 17, then the connecting hole 17 is firmly connected with the fixture block 6 by utilizing gravity, through the arrangement of the device, the cover plate 2 is turned over when the experiment table 1 is not used, a display screen, a key and other devices on the experiment table 1 are shielded, and dust accumulation on the devices is further avoided, so that the dust resistance of the device is improved, and the dust corrosion on the devices is avoided;

the left surface and the right surface of the experiment table 1 are respectively provided with a heat dissipation hole 18, the experiment table 1 is provided with an internal dust-proof device, the internal dust-proof device comprises four fixing plates 11, the four fixing plates 11 are arranged on the right surface of the experiment table 1 in a cross manner, the left surfaces of the four fixing plates 11 are respectively fixedly connected with a spring 19, the left ends of the four springs 19 are respectively fixedly connected with the experiment table 1, the right surfaces of the four fixing plates 11 are respectively connected with a bolt 12 in a threaded manner, the left ends of the four bolts 12 penetrate through the fixing plates 11 to be connected with the experiment table 1 in a threaded manner, the right side of the experiment table 1 is provided with a black curtain 9, the number of the internal dust-proof devices is two, the two internal dust-proof devices are respectively arranged on the left side and the right side of the experiment table 1, when the device is used, the black curtain 9 is shielded at the heat dissipation holes 18, then the fixing plates 11 are pushed to move by the bolts 12, the black curtain 9 is fixed at the position 18, further fixing the black curtain 9 is completed, external dust can be filtered through the arrangement of the black curtain 9, the dust is prevented from entering the interior of the experiment table 1 to corrode elements inside the experiment table, the dustproof performance of the device is improved, the black curtain 9 can be more firmly fixed by driving the fixing plate 11 to move through the bolt 12, the black curtain 9 is prevented from falling off in the using process, the spring 19 is extruded when the fixing plate 11 moves, the spring 19 cannot be bent, and the fixing plate 11 can be further guaranteed to normally move;

the left and right sides of laboratory bench 1 all is provided with shield 7, and two shields 7 are connected with laboratory bench 1 through the screw, and the recess 8 of mutual intercommunication is all seted up to the front and back surface of two shields 7, and draw-in groove 10 has all been seted up to the upper and lower surface and the front and back surface of two shields 7, draw-in groove 10 and fixed plate 11 looks adaptation, can laminate with fixed plate 11 on installation shield 7 like this, and then do not influence fixed plate 11's use to the practicality of the device has been promoted.

The working principle is as follows:

when the device is used, firstly, the cover plate 2 is turned over to be parallel to the ground when the experiment table 1 is used, when the cover plate 2 is turned over, the two connecting rods 5 slide in the two limiting grooves 4, the limiting grooves 4 limit the sliding range of the connecting rods 5, so as to limit the turning angle of the cover plate 2, and thus the use of the cover plate 2 is more convenient, then when the experiment table 1 is not used, the cover plate 2 is turned over to be vertical to the ground by turning over the cover plate 2, then the turning plate 16 is turned over, the turning plate 16 drives the rotating rod 14 to rotate through the connecting sleeve 15, after the turning plate 16 is turned over, the clamping block 6 enters the connecting hole 17, then the connecting hole 17 is firmly connected with the clamping block 6 through gravity, through the arrangement of the device, when the experiment table 1 is not used, the cover plate 2 is turned over, and equipment such as a display screen, a key and the like on the experiment table 1 is shielded, and then pile up the dust on avoiding these equipment, can filter external dust through setting up of black curtain 9 at last, avoid the dust to get into the inside component of laboratory bench 1 and cause the corruption to its inside to promoted the device's dustproofness, drive through bolt 12 that fixed plate 11 removes can be more firm fixed with black curtain 9, avoid droing in the black curtain 9 use.

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 utility model provides an electric experimental apparatus of dust protected, includes laboratory bench (1), and the front surface of laboratory bench (1) rotates and is connected with apron (2), its characterized in that: the utility model discloses a dustproof device, including apron (2), the equal fixedly connected with connecting rod (5) in both sides about apron (2), the equal fixedly connected with connecting block (3) in surface about laboratory bench (1), spacing groove (4) have all been seted up to the surface about two connecting blocks (3), two connecting rods (5) respectively with two spacing groove (4) sliding connection, the top surface fixedly connected with fixture block (6) of laboratory bench (1), the front side of apron (2) is provided with fixing device, louvre (18) have all been seted up to the surface about laboratory bench (1), be provided with inside dust keeper on laboratory bench (1).

2. The dust-protected electrical experimental apparatus of claim 1, wherein: fixing device includes two fixed blocks (13) that do not contact each other, and the equal fixed connection of two fixed blocks (13) is at the front surface of apron (2), and the opposite face of two fixed blocks (13) rotates and is connected with dwang (14), and the fixed cover is gone up in dwang (14) has been connect with adapter sleeve (15), and the lower fixed surface of adapter sleeve (15) is connected with rotor plate (16), and the shape of rotor plate (16) is "L" shape, and connecting hole (17) with fixture block (6) looks adaptation are seted up to the top surface of rotor plate (16) diaphragm.

3. The dust-protected electrical experimental apparatus of claim 1, wherein: inside dust keeper includes four fixed plates (11), and four fixed plates (11) are the right surface of cross setting at laboratory bench (1), the equal fixedly connected with spring (19) in left surface of four fixed plates (11), the left end of four spring (19) all with laboratory bench (1) fixed connection, the equal threaded connection in right surface of four fixed plates (11) has bolt (12), the left end of four bolt (12) all runs through fixed plate (11) and laboratory bench (1) threaded connection, the right side of laboratory bench (1) is provided with black curtain (9).

4. The dust-protected electrical experimental apparatus of claim 3, wherein: the left and right sides of laboratory bench (1) all is provided with shield (7), and two shield (7) are connected with laboratory bench (1) through the screw, and recess (8) that communicate each other are all seted up to the front and back surface of two shield (7), and draw-in groove (10) have all been seted up to the upper and lower surface and the front and back surface of two shield (7), draw-in groove (10) and fixed plate (11) looks adaptation.

5. The dust-protected electrical experimental apparatus of claim 3, wherein: the black curtain (9) is in contact with the fixing plate (11).

6. The dust-protected electrical experimental apparatus of claim 1, wherein: the shape of the two connecting blocks (3) is fan-shaped, and the shape of the two limiting grooves (4) is arc-shaped.

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