CN211686490U

CN211686490U - Lifting type dust cover for electromechanical equipment

Info

Publication number: CN211686490U
Application number: CN201922012089.4U
Authority: CN
Inventors: 尹峰; 金海英; 丁灏
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-20
Filing date: 2019-11-20
Publication date: 2020-10-16
Anticipated expiration: 2029-11-20

Abstract

The utility model provides an electromechanical device over-and-under type dust cover, both sides are provided with an electric block around the lower surface of top fixed plate, around both sides electric block's couple respectively with both sides fixed connection around the counter weight circle, the lower fixed surface of counter weight circle has the cross-section to be the rubber seal of inversion isosceles trapezoid, subaerially be fixed with fixed frame under the rubber seal circle, the upper surface of fixed frame is provided with the cross-section and compresses tightly the ring channel for inversion isosceles trapezoid's sealing strip, rubber seal just hugs closely when electric block loosens organ expansion cover and naturally droops under, the sealing strip compresses tightly the bottom of ring channel and then is provided with the annular vacuum groove of undercut, the evacuation end of vacuum pump is through exhaust tube and the annular vacuum groove intercommunication of taking the solenoid valve. The utility model discloses can be sealed electromechanical device completely, seal structure is durable stable moreover, is convenient for in time know the sealed condition, when opening, can rise to electromechanical device top, does not hinder operation use and transport electromechanical device.

Description

Lifting type dust cover for electromechanical equipment

Technical Field

The utility model relates to a dust keeper, an electromechanical device over-and-under type dust cover specifically says so.

Background

Electromechanical equipment is an important component of mechanical production, and the electromechanical equipment needs to take certain protection measures when in shutdown, and in addition, the electromechanical equipment which leaves the factory newly needs to be placed after the test is finished for delivery, so that the electromechanical equipment needs to be protected from dust in a period of time, the electromechanical equipment is prevented from being polluted by dust in a workshop, the service life of the electromechanical equipment is prolonged, and the damage rate of the electromechanical equipment is reduced. At present, the film, the dustproof cloth and the like are mainly used for covering, the operation is strenuous, and the sealing effect is not good.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model aims at providing an electromechanical device over-and-under type dust cover.

In order to achieve the above purpose, the technical scheme of the utility model is that: an electromechanical equipment lifting dust cover comprises a top fixing plate and an organ expansion cover fixed on the surface edge of the top fixing plate, wherein the top fixing plate is fixed below a house beam of a workshop, an electric block is arranged on each of the front side and the rear side of the lower surface of the top fixing plate, a frame-shaped counterweight ring is fixed at the lower end of the organ expansion cover, hooks of the electric blocks on the front side and the rear side are fixedly connected with the front side and the rear side of the counterweight ring respectively, the two electric blocks are controlled to rotate by a same group of fall-loss switches, a rubber sealing ring with an inverted isosceles trapezoid cross section is fixed on the lower surface of the counterweight ring, a fixing frame is fixed on the ground right below the rubber sealing ring, a sealing strip pressing annular groove with an inverted isosceles trapezoid cross section is arranged on the upper surface of the fixing frame, and the rubber sealing ring is just tightly attached to, the sealing strip compresses tightly the annular tank bottom and then is provided with the annular vacuum groove of undercut, and the evacuation end of vacuum pump passes through the exhaust tube of taking the solenoid valve and communicates with annular vacuum groove.

Furthermore, a plurality of groups of downward illuminating lamps are fixed on the lower surface of the top fixing plate.

Further, the vacuum pump is covered in the protective cover, and the top of the protective cover is covered with an arc-shaped rubber baffle.

Furthermore, one side of the fixing frame is also provided with an air pressure gauge communicated with the annular vacuum groove.

The utility model discloses when sealed to electromechanical device, rubber seal hugs closely in the sealing strip compresses tightly the ring channel, then open the solenoid valve, start the vacuum pump and press from both sides annular vacuum groove evacuation, close the solenoid valve after bleeding again, thereby make the sealing strip compress tightly the annular vacuum groove formation negative pressure of ring channel below, tightly adsorb rubber seal in the sealing strip compresses tightly the ring channel under the effect of outside atmospheric pressure, realize the organ expansion cover with whole electromechanical device and external isolation, accomplish good dustproof ability, when opening the organ expansion cover, open the solenoid valve, the negative pressure of destroying annular vacuum groove can rise the expansion cover through electric block organ, easy operation convenient and fast. The utility model discloses can be sealed electromechanical device completely, seal structure is durable stable moreover, is convenient for in time know the sealed condition, when opening, can rise to electromechanical device top, does not hinder operation use and transport electromechanical device, moreover the utility model discloses a dust cover separates with electromechanical device, can be used for the dustproof electromechanical device of placing of different models needs, uses more in a flexible way.

Drawings

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

fig. 2 is a schematic view of the top view structure of the fixing frame of the present invention;

fig. 3 is the cross-sectional structure schematic diagram of the rubber sealing ring inserted into the fixed frame of the present invention.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. 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. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The present embodiment is described in detail below with reference to the accompanying drawings:

the present embodiment provides an elevating dust cover for electromechanical devices, and please refer to fig. 1-3 of the drawings.

As shown in figures 1-3, the lifting type dust cover for electromechanical equipment comprises a top fixing plate 1 and an organ expansion cover 2 fixed on the surface edge of the top fixing plate 1, such as organ dust cloth/expansion protective cover customized by Yanshan county Hongfang protective cover factory, which can be customized according to the size of the electromechanical equipment, wherein the top fixing plate 1 is fixed below a house beam of a workshop factory through a top fixing steel wire 3, the front side and the rear side of the lower surface of the top fixing plate 1 are respectively provided with an electric hoist 4, the lower end of the organ expansion cover 2 is fixed with a frame-shaped counterweight ring 5, hooks of the electric hoists 4 on the front side and the rear side are respectively fixedly connected with the front side and the rear side of the counterweight ring 5, the two electric hoists 4 are controlled to rotate through the same group of fall-damage switches, the lower end of the organ expansion cover 2 can be controlled to lift through the two electric hoists 4, a rubber sealing ring 6 with an inverted isosceles trapezoid cross section is fixed on the lower surface of the counterweight ring 5, a fixing frame 7 is fixed on the ground under the rubber sealing ring 6, an area in the fixing frame 7 is used for placing electromechanical equipment, a sealing strip pressing annular groove 8 with an inverted isosceles trapezoid cross section is arranged on the upper surface of the fixing frame 7, the rubber sealing ring 6 is just tightly attached to the sealing strip pressing annular groove 8 when the electric hoist 4 loosens the organ expansion cover 2 and naturally droops, a downward concave annular vacuum groove 9 is arranged at the bottom of the sealing strip pressing annular groove 8, the vacuumizing end of the vacuum pump 10 is communicated with the annular vacuum groove 9 through an exhaust pipe 12 with an electromagnetic valve 11, the electric hoist 4 is loosened during sealing, the organ expansion cover 2 is unfolded and covers the electromechanical equipment, the rubber sealing ring 6 is tightly attached to the sealing strip pressing annular groove 8, then the electromagnetic valve 11 is opened, and the vacuum pump 10 is started to vacuumize the annular, the electromagnetic valve 11 is closed after air exhaust, so that the sealing strip is pressed against the annular vacuum groove 9 below the annular groove 8 to form negative pressure, the rubber sealing ring 6 is tightly adsorbed in the sealing strip pressing annular groove 8 under the action of external atmospheric pressure, the organ telescopic cover 2 is isolated from the outside, and good dustproof capacity is achieved.

In order to provide sufficient illumination, a plurality of downward illuminating lamps 13 are fixed on the lower surface of the top fixing plate 1.

To protect the vacuum pump 10 from dust entering the vacuum pump 10, the vacuum pump 10 is enclosed within a protective enclosure 14, the top of the enclosure 14 also being covered with an arcuate rubber barrier 15.

In order to understand the sealing effect of the rubber sealing ring 6, one side of the fixing frame 7 is also provided with a barometer 16 communicated with the annular vacuum groove 9, after the annular vacuum groove 9 is vacuumized, if the sealing effect of the rubber sealing ring 6 is good, the reading of the barometer 16 is unchanged, if the barometer 16 detects that the internal air pressure is increased compared with that just sealed, and even is close to the external air pressure, it indicates that air enters the annular vacuum groove 9, which indicates that the sealing performance of the rubber sealing ring 6 and the fixing frame 7 is reduced, the fixing frame 7 and the rubber sealing ring 6 need to be cleaned (such as suction by a dust collector, wiping by a cleaning cloth and the like), and the sealing is performed again.

Of course, the above embodiments are only used for illustrating the technical solution of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims

1. The utility model provides an electromechanical device over-and-under type dust cover which characterized in that: the device comprises a top fixing plate (1) and an organ type telescopic cover (2) fixed on the surface edge of the top fixing plate (1), wherein the top fixing plate (1) is fixed below a house beam of a workshop through a fixing steel wire (3) at the top, the front side and the rear side of the lower surface of the top fixing plate (1) are respectively provided with an electric hoist (4), the lower end of the organ type telescopic cover (2) is fixed with a frame-shaped counterweight ring (5), hooks of the electric hoists (4) at the front side and the rear side are respectively fixedly connected with the front side and the rear side of the counterweight ring (5), the two electric hoists (4) are controlled to rotate through a same set of fall-loss switches, the lower surface of the counterweight ring (5) is fixed with a rubber sealing ring (6) with an inverted isosceles trapezoid cross section, a fixing frame (7) is fixed on the ground under the rubber sealing ring (6), and the upper surface of the fixing frame (, when the electric hoist (4) loosens the organ expansion cover (2) to naturally droop, the rubber sealing ring (6) is just tightly attached to the sealing strip pressing annular groove (8), the bottom of the sealing strip pressing annular groove (8) is provided with an annular vacuum groove (9) which is sunken downwards, and the vacuumizing end of the vacuum pump (10) is communicated with the annular vacuum groove (9) through an exhaust pipe (12) with an electromagnetic valve (11).

2. The electro-mechanical device lifting dust cover of claim 1, wherein: the lower surface of the top fixing plate (1) is also fixed with a plurality of groups of downward illuminating lamps (13).

3. The electro-mechanical device lifting dust cover of claim 1, wherein: the vacuum pump (10) is covered in a protective cover (14), and the top of the protective cover (14) is also covered with an arc-shaped rubber baffle (15).

4. The electro-mechanical device lifting dust cover of claim 1, wherein: one side of the fixed frame (7) is also provided with an air pressure gauge (16) communicated with the annular vacuum groove (9).