CN215935312U - Mining intrinsically safe waterproof operation box - Google Patents

Abstract

The utility model provides a mining intrinsic safety type waterproof operation box which comprises a main box, wherein a sub-box for accommodating an electronic device is embedded in the main box, the open end of the sub-box is opposite to a screen display window, a plate frame is arranged between the open end of the sub-box and the screen display window in a sealing and pressing mode, a window glass covering the open end of the sub-box is arranged in a containing space formed by the open end of the sub-box, the plate frame and the inner wall of the main box where the screen display window is located in a surrounding mode, the window glass is opposite to the screen display window, and a window glass shock pad is arranged between the window glass and the screen display window. Waterproof operation box is after installing to mining equipment, when meetting dust removal spraying, the transportation water pipe breaks or when the spray in pit, a large amount of water-washed brush to the operation box on, inside water can't get into the box through window glass shock pad, even meet long-time use and lead to window glass shock pad ageing, the damage, inside water gets into operation box window glass, also can't get into inside the operation box through the secondary seal who comprises interior seal shock pad and O type circle, thereby play dual waterproof role.

Description

Mining intrinsically safe waterproof operation box

Technical Field

The utility model belongs to the field of mining equipment, and particularly relates to a mining intrinsically safe waterproof operation box.

Background

In recent years, the mechanical industry of coal mines in China is rapidly developed, underground coal mine intelligent mining becomes a new stage of coal mine production mode change, and at the present stage, the intelligent coal mine cannot be controlled electrically or by human-computer interaction, so that the development of underground electric control is a main target at the present stage.

The operation box in the present stage is subjected to underground environment and explosion-proof requirements, not only has huge volume and overweight, but also does not have a common waterproof function, and in the underground severe environment, the following problems are caused by the fact that dust removal spraying, water conveying pipe breakage and underground spray water enter the operation box easily:

(1) the long-time water immersion easily causes short circuit of electronic components in the operation box, so that production equipment is stopped;

(2) the damage of electronic components has extremely high requirements on the skill level of troubleshooting of maintenance personnel, and is not beneficial to coal mine production;

(3) the probability of electric shock of maintenance personnel in the troubleshooting process is increased, and therefore great personal danger is caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a mining intrinsically safe waterproof operation box to overcome the technical defects.

In order to solve the technical problem, the utility model provides a mining intrinsic safety type waterproof operation box which comprises a main box provided with a screen display window, wherein a sub-box used for containing an electronic device is embedded in the main box, the sub-box is of a hollow structure with a closed bottom and an open top, the open end of the sub-box is opposite to the screen display window, a plate frame is arranged between the open end of the sub-box and the screen display window in a sealing and pressing mode, a containing space is defined by the open end of the sub-box, the plate frame and the inner wall of the main box where the screen display window is located, window glass covering the open end of the sub-box is arranged in the containing space in a pressing mode, and the window glass is opposite to the screen display window and a window glass shock pad is arranged between the window glass and the plate frame.

Furthermore, the main box comprises a frame body formed by four plate walls in an end-to-end connection mode, the frame body is provided with an upper opening and a lower opening which are opposite from top to bottom, the upper opening is fixedly connected and hermetically covered with a front panel, a screen display window is arranged on the front panel, a plurality of holes used for installing a twister switch are further formed in the front panel, a lower opening is fixedly connected and hermetically covered with a rear cover plate, and holes used for installing electrical components are formed in a plate body of the rear cover plate.

Preferably, the frame body is a square frame body, a square reinforcing plate ring is fixedly connected to the lower open end face of the square frame body, a rear sealing rubber mat is embedded between the square reinforcing plate ring and the rear cover plate, and the square reinforcing plate ring, the rear sealing rubber mat and the rear sealing rubber mat sequentially penetrate through the rear cover plate, the rear sealing rubber mat and the square reinforcing plate ring through bolts and are in sealing connection;

the shape of the square reinforcing plate ring is the same as the shape of the lower opening of the square frame body and the square reinforcing plate ring is tightly attached to the lower opening of the square frame body.

Furthermore, the top opening end of the sub-box is outwards expanded to form an end edge, the end edge is provided with a boss, the boss is provided with an annular groove, an O-shaped ring is arranged in the annular groove, and the end edge is sealed and pressed on the window glass through the O-shaped ring.

Preferably, an inner sealing shock pad is arranged between the end edge of the open end at the top of the sub-box and the plate frame, and the three are connected in a sealing way after sequentially penetrating through the end edge of the open end of the sub-box, the inner sealing shock pad and the plate frame through bolts;

wherein the panel frame is welded to the inner panel wall of the front panel.

Furthermore, the bottom of the sub-box is sealed through a bottom plate, at least four positioning studs are arranged on the bottom plate, and the electronic device is fixedly embedded in the sub-box through the positioning studs.

The utility model has the following beneficial effects:

after the mining intrinsic safety type waterproof operation box provided by the utility model is installed on mining equipment, when dust removal spray, breakage of a conveying water pipe or underground spray water exist, a large amount of water is flushed onto the operation box, the water cannot enter the box body through the window glass shock pad, and even if the window glass shock pad is aged and damaged due to long-time use, the water cannot enter the operation box through secondary sealing formed by the inner sealing shock pad and the O-shaped ring after entering the window glass of the operation box, so that the dual waterproof effect is realized.

In order to make the aforementioned and other objects of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.

Drawings

Fig. 1 is a schematic structural diagram of a mining intrinsically safe waterproof operation box.

Fig. 2 is a schematic structural view of the front panel.

Fig. 3 is a schematic structural view of the panel frame.

Fig. 4 is a schematic structural diagram of the electronic device.

Fig. 5 is a schematic view of the structure of the sub-tank.

Fig. 6 is a schematic structural view of the frame body.

Fig. 7 is an application schematic diagram of the intrinsically safe waterproof operation box for the mine.

Description of reference numerals:

1. a front panel; 2. a plate frame; 3. a window glass shock pad; 4. a window glass; 5. an electronic device; 6. a sub-box; 7, an O-shaped ring; 8. an inner sealing shock pad; 9. a frame body; 10. a rear cover plate; 11. sealing the rubber gasket;

a. a screen display window; b. a square reinforcing plate ring; c. an annular groove; d. a boss;

e. positioning the stud; f. an end edge; g. an electronic display screen.

Detailed Description

The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure.

In the present invention, the upper, lower, left and right in the drawings are regarded as the upper, lower, left and right of the intrinsically safe waterproof operating box for mine described in this specification.

The exemplary embodiments of the present invention will now be described with reference to the accompanying drawings, however, the present invention may be embodied in many different forms and is not limited to the embodiments described herein, which are provided for complete and complete disclosure of the present invention and to fully convey the scope of the present invention to those skilled in the art. The terminology used in the exemplary embodiments illustrated in the accompanying drawings is not intended to be limiting of the utility model. In the drawings, the same units/elements are denoted by the same reference numerals.

Unless otherwise defined, terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. Further, it will be understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the relevant art and will not be interpreted in an idealized or overly formal sense.

First embodiment

This embodiment relates to a waterproof control box of mining ann's type, including the main tank of seting up screen display window a, the inside of main tank is inlayed and is used for the subbox 6 of holding electron device 5, as shown in fig. 1, subbox 6 is bottom closed and open-topped hollow structure, the subbox open end is just being equipped with sheet frame 2 to screen display window a and sealed pressure between the two, the subbox open end, the main tank inner wall at sheet frame 2 and screen display window a place has enclosed into accommodation space, the pressure is equipped with the window glass 4 that covers in the subbox open end in the accommodation space, window glass 4 is just being equipped with window glass shock pad 3 between screen display window a and the two.

The main function of the waterproof operation box is to provide protection for the electronic device 5, avoid water mist, dust, etc. from damaging the precision of the electronic device 5, and at the same time, ensure that the detection data displayed by the electronic device 5 can be viewed, for clearly explaining the specific structure of the waterproof operation box, the structure of the electronic device 5 shown in fig. 4 will be taken as an example below:

as shown in fig. 1, the electronic display screen g of the electronic device 5 faces the screen display window a, i.e. the data displayed by the electronic display screen g can be observed through the screen display window a, the whole electronic device 5 is placed in the sub-box 6, the window glass 4 is sealed and covered on the open end of the sub-box, thereby forming a primary seal, and on the basis, the plate frame 2 which is sealed and pressed forms a secondary seal at the joint of the window glass 4 and the open end of the sub-box.

The window glass shock pad 3 can absorb shock energy to avoid the displacement of the window glass 4 caused by shock.

Mining ann's type waterproof operation case is back on installing mining equipment, when meetting dust removal spraying, the spray water in the transportation water pipe fracture and in the pit, even on a large amount of water washout to the operation case, inside water can't get into the box through window glass shock pad, if meet the window glass shock pad that uses for a long time ageing, damaged, even inside water gets into operation case window glass, also can't get into inside the operation case through secondary seal to play dual waterproof role.

Second embodiment

This embodiment relates to a waterproof control box of mining ann's type, including the main tank of seting up screen display window a, the inside of main tank is inlayed and is used for holding electronic device 5's subbox 6, as shown in fig. 1, subbox 6 is bottom closed and open-topped hollow structure, the subbox open end is just being equipped with sheet frame 2 (as shown in fig. 3) to screen display window a and sealed pressure between the two, the subbox open end, the main tank inner wall at sheet frame 2 and screen display window a place has enclosed into accommodation space, the pressure is equipped with the window glass 4 that covers in the subbox open end in the accommodation space, window glass 4 is just being equipped with window glass shock pad 3 between screen display window a and the two.

Referring to fig. 1, the main box includes a frame 9 formed by four panels of walls connected end to end, the frame 9 has an upper opening and a lower opening which are opposite from each other, the upper opening is fixedly connected and sealed to be covered with a front panel 1 (as shown in fig. 2), a screen display window a is arranged on the front panel 1, a plurality of holes used for installing a twister switch are further arranged on the front panel 1, the lower opening is fixedly connected and sealed to be covered with a rear cover plate 10, and holes used for installing electrical components are arranged on a plate body of the rear cover plate 10.

Fig. 7 shows an assembled mining intrinsically safe waterproof console box, which is an example and not a limitation.

In fig. 7, a front panel 1 is mounted with a plurality of electronic component twister switches, and a rear cover plate 10 is mounted with an electrical component waterproof plug.

As shown in fig. 6, the frame 9 is a square frame, a square reinforcing plate ring b is fixedly connected to the lower open end face of the square frame, a rear sealing rubber gasket 11 is embedded between the square reinforcing plate ring b and the rear cover plate 10, and referring to fig. 1, the three are in sealing connection after sequentially passing through the rear cover plate 10, the rear sealing rubber gasket 11 and the square reinforcing plate ring b through bolts;

the shape of the square reinforcing plate ring b is the same as the shape of the lower opening of the square frame body and the square reinforcing plate ring b is tightly attached to the lower opening of the square frame body.

The rear sealing rubber pad 11 is used for preventing impurities such as dust, water mist and the like from entering the main box from the bolt holes.

Referring to fig. 5, the bottom of the sub-box 6 is sealed by a bottom plate, at least four positioning studs e are arranged on the bottom plate, the electronic device 5 is fixedly embedded in the sub-box 6 by the positioning studs e, the top opening end of the sub-box 6 is outwards expanded to form a terminal edge f, the terminal edge f is provided with a boss d, the boss d is provided with an annular groove c, an O-shaped ring 7 is arranged in the annular groove c, and the terminal edge f is sealed and pressed on the window glass 4 through the O-shaped ring 7.

As shown in fig. 1, an inner sealing cushion 8 is arranged between the end edge f of the top open end of the sub-box 6 and the plate frame 2, the three are connected in a sealing manner after sequentially passing through the end edge f of the open end of the sub-box, the inner sealing cushion 8 and the plate frame 2 through bolts, and the plate frame 2 is welded on the inner plate wall of the front panel 1.

Four positioning studs e are welded inside the sub-box 6, and the electronic device 5 is installed on the four positioning studs e through mounting holes; holes are formed in the periphery of the end edge f of the sub-box 6, the sub-box 6 is tightly connected with the inner sealing shock absorption pad 8 and the threaded hole in the surface of the plate frame 2 through bolts through the holes, and the window glass 4 and the window glass shock absorption pad 3 are tightly pressed through a boss d in the surface of the sub-box 6; in the pressing process, an annular groove c is formed in the boss d, an O-shaped ring 7 is further placed in the annular groove c, and the O-shaped ring 7 is fastened through bolts and pressed tightly.

The installation steps of the mining intrinsically safe waterproof operation box shown in FIG. 7 are as follows:

placing a window glass shock pad 3 and a window glass 4 in a plate frame 2 on the back surface of a front panel 1, fixing an electronic device 5 on a positioning stud e in a sub-box 6, connecting the sub-box 6 and an inner sealing shock pad 8 through bolts, fastening the bolts through a spanner, and simultaneously extruding the inner sealing shock pad 8 and an O-shaped ring 7 in an annular groove c of the sub-box 6 until all surfaces are fastened to be completely sealed; and then various electronic components are mounted on the front panel 1, the rear cover plate 10 and the rear sealing rubber gasket 11 are mounted on the square reinforcing plate ring b of the frame body 9 through bolts, and the bolts are fastened until the rear sealing rubber gasket 11 is extruded and sealed.

The mining intrinsically safe waterproof operation box is an intrinsically safe operation box, is simple in structure, light in weight, small in size, good in waterproof sealing performance, easy to disassemble and assemble and simple to maintain, and can be used in underground humid environments for a long time.

It will be understood by those of ordinary skill in the art that the foregoing embodiments are specific examples for carrying out the utility model, and that various changes in form and details may be made therein without departing from the spirit and scope of the utility model in practice.

Claims (6)

1. The utility model provides a waterproof control box of mining ann's type which characterized in that: including the main tank of seting up screen display window (a), the inside of main tank has inlayed subbox (6) that are used for holding electron device (5), subbox (6) are the bottom and seal and open hollow structure in top, and the subbox open end is just being equipped with sheet frame (2) to screen display window (a) and sealed pressure between the two, and the main tank inner wall at subbox open end, sheet frame (2) and screen display window (a) place has enclosed into accommodation space, and the interior pressure of accommodation space is equipped with window glass (4) that cover in the subbox open end, window glass (4) just are equipped with window glass shock pad (3) to screen display window (a) and between the two.

2. The mining intrinsically safe waterproof operating box of claim 1, characterized in that: the main box comprises a frame body (9) formed by four plate walls in an end-to-end mode, the frame body (9) is provided with an upper opening and a lower opening which are opposite from top to bottom, the upper opening is fixedly connected with the front panel (1) in a sealing mode, the screen display window (a) is arranged on the front panel (1), a plurality of holes used for installing the twister switch are further formed in the front panel (1), the lower opening is fixedly connected with the rear cover plate (10) in a sealing mode, and the holes used for installing the electrical components are formed in the plate body of the rear cover plate (10).

3. The mining intrinsically safe waterproof operating box of claim 2, characterized in that: the frame body (9) is a square frame body, a square reinforcing plate ring (b) is fixedly connected to the lower opening end face of the square frame body, a rear sealing rubber gasket (11) is embedded between the square reinforcing plate ring (b) and the rear cover plate (10), and the square reinforcing plate ring (b), the rear sealing rubber gasket (11) and the rear sealing rubber gasket (11) sequentially penetrate through the rear cover plate (10) and the square reinforcing plate ring (b) through bolts and are in sealing connection;

the shape of the square reinforcing plate ring (b) is the same as the shape of the lower opening of the square frame body and the square reinforcing plate ring (b) is tightly attached to the lower opening of the square frame body.

4. The mining intrinsically safe waterproof operating box of claim 2, characterized in that: the top opening end of subbox (6) outwards expands and extends and form terminal edge (f), and terminal edge (f) is equipped with boss (d), and ring channel (c) have been seted up in boss (d), and ring channel (c) embeds there is O type circle (7), terminal edge (f) are sealed through O type circle (7) and are compressed tightly window glass (4).

5. The mining intrinsically safe waterproof operating box of claim 4, characterized in that: an inner sealing shock pad (8) is arranged between the end edge (f) of the top opening end of the sub-box (6) and the plate frame (2), and the three are connected in a sealing way after sequentially penetrating through the end edge (f) of the opening end of the sub-box, the inner sealing shock pad (8) and the plate frame (2) through bolts;

wherein the plate frame (2) is welded on the inner panel wall of the front panel (1).

6. The mining intrinsically safe waterproof operating box of claim 4, characterized in that: the bottom of the sub-box (6) is sealed through a bottom plate, at least four positioning studs (e) are arranged on the bottom plate, and the electronic device (5) is fixedly embedded in the sub-box (6) through the positioning studs (e).

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