CN213185166U

CN213185166U - Explosion-proof lighting power distribution box with excellent sealing performance

Info

Publication number: CN213185166U
Application number: CN202022100152.2U
Authority: CN
Inventors: 金加听
Original assignee: Jiayi Explosion Proof Electrical Appliance Co ltd
Current assignee: Jiayi Explosion Proof Electrical Appliance Co ltd
Priority date: 2020-09-23
Filing date: 2020-09-23
Publication date: 2021-05-11
Anticipated expiration: 2030-09-23

Abstract

The utility model discloses a sealed good explosion-proof illumination power distribution box, its technical scheme main points are: the anti-explosion lighting power distribution box comprises a box cover and a shell, wherein the box cover is detachably connected with the shell, a sealing strip is fixedly arranged at a connecting position, the shell is detachably connected with a through head through a first threaded hole and a first bolt, a sealing pad is fixedly connected at the connecting position, a sealing ring is fixedly connected in a through hole of the through head, a compression nut is fixedly connected to the lower end face of the sealing ring, the sealing strip, the sealing pad and the sealing pad are all made of nitrile rubber, a pressing plate is fixedly connected to the compression nut through a second bolt and a second threaded hole, the shell is detachably connected with a bottom plate through a first bolt and a third threaded hole, a fourth threaded hole is formed in the center of the bottom plate, a guide rail is detachably connected through the second bolt and the fourth threaded hole; the utility model discloses can have good leakproofness and make things convenient for the dismouting to overhaul.

Description

Explosion-proof lighting power distribution box with excellent sealing performance

Technical Field

The utility model belongs to the technical field of the block terminal technique and specifically relates to a sealed good explosion-proof lighting power distribution box.

Background

The cast aluminum alloy shell of the explosion-proof lighting power distribution box is formed by welding steel plates, consists of an electrical component main cavity and a wiring safety-increasing cavity, and is subjected to high-voltage electrostatic spraying on the surface, so that the power distribution box is formed. In various special places with explosion-proof requirements, such as petrifaction places, mines and the like, the distribution box has special explosion-proof requirements on electrical appliances, and is one of indispensable devices in electrical equipment. The distribution box is a device which assembles switch equipment, measuring instruments, protective electrical appliances and auxiliary equipment in a closed or semi-closed metal cabinet according to the electrical wiring requirement. The existing distribution box is low in sealing performance, poor in explosion-proof performance, not easy to disassemble and assemble and inconvenient to check and maintain.

SUMMERY OF THE UTILITY MODEL

To the problem of mentioning in the background art, the utility model aims at providing a sealed good explosion-proof lighting power distribution box to the leakproofness that exists among the prior art who mentions in the solution background art is poor and the inconvenient problem of dismouting.

The above technical purpose of the present invention can be achieved by the following technical solutions:

an explosion-proof lighting power distribution box with excellent sealing performance comprises a box cover and a shell, wherein the box cover is detachably connected with the shell, a sealing strip is fixedly arranged at the connecting position of the box cover and the shell, a plurality of first threaded holes are formed in the upper end surface and the lower end surface of the shell, a first bolt is in threaded connection with the first threaded holes, the shell is detachably connected with a through head through the first threaded holes and the first bolt, a sealing pad is fixedly connected with the connecting position of the through head and the shell, a sealing ring is fixedly connected in a through hole of the through head, a compression nut is fixedly connected to the lower end surface of the sealing ring, a second threaded hole is formed in the compression nut, a pressing plate is fixedly connected to the compression nut through the second bolt and the second threaded hole, and the through head, the sealing ring and the compression nut are symmetrically arranged on the upper end surface and the lower, a plurality of third screw holes are formed in the inner side face of the shell, a first screw is connected to the third screw hole in a threaded mode, the shell is connected with the bottom plate through the first screw and the third screw hole in a detachable mode, a fourth screw hole is formed in the center of the bottom plate, a second screw is connected to the fourth screw hole in a threaded mode, the second screw and the fourth screw hole are connected with a guide rail in a detachable mode, and a plurality of gaskets are fixedly arranged at all threaded connection positions of the explosion-proof lighting power distribution box.

Further, the lateral surface of casing is fixed and is provided with the data plate, the data plate marks explosion-proof lighting power distribution box's performance parameter.

Through adopting above-mentioned technical scheme, through the data plate can be direct clear understanding the specific information of explosion-proof lighting power distribution box makes its convenience more when using.

Further, the downside of casing is fixed and is provided with the ground connection sign, ground connection sign and ground fixed connection.

Through adopting above-mentioned technical scheme, through with ground continuous the ground connection sign can prevent that the block terminal from taking place the accident that the electric leakage arouses.

Furthermore, the bottom plate is detachably connected with an SAK wiring terminal, and the SAK wiring terminal is movably connected with the internal circuit.

By adopting the technical scheme, the SAK wiring terminal can be connected or disconnected at any time, the circuit can be tidy, the circuit is attractive, the corrosion resistance, the heat resistance and the insulativity of the SAK wiring terminal are good, and the service life is long.

Furthermore, a plurality of screw holes are formed in the outer side surface of the shell, and inner hexagonal socket head cap screws are connected to the screw holes in a threaded mode.

Through adopting above-mentioned technical scheme, through hexagon socket head cap screw can make explosion-proof lighting power distribution box's tightness is higher, and is more practical.

To sum up, the utility model discloses mainly have following beneficial effect:

1. the utility model discloses a case lid and casing can be dismantled and be connected, lead to the head and also can dismantle with the casing and be connected, and inner structure all can dismantle the connection, and such structural feature is not only the installation easy, and is also very convenient when needs overhaul, practicality very, compact structure, firm, the durability is high.

2. The utility model discloses an all connect the position and all set up the screw hole and use bolt and screw to carry out threaded connection to be provided with the packing ring when connecting, make to connect inseparabler, the leakproofness is better, and the fixed sealing strip that is provided with in the hookup location department of case lid and casing leads to the head and fills up with casing junction fixedly connected with, lead to in the head the through-hole and between the gland nut fixedly connected with sealing washer, sealing strip, sealed pad and sealing washer are made by the fine rubber of butyl, and is sealed effectual.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic structural view of the front view of the present invention;

fig. 2 is a schematic side view of the present invention;

fig. 3 is a schematic view of a partial structure of the present invention.

In the figure: 1. a box cover; 2. a housing; 201. a first threaded hole; 202. a third threaded hole; 203. screw holes; 3. a sealing strip; 4. a first bolt; 5. passing through the head; 6. a seal ring; 7. a compression nut; 701. a second threaded hole; 8. pressing a plate; 9. a second bolt; 10. a first screw; 11. a base plate; 1101. a fourth threaded hole; 12. a second screw; 13. a guide rail; 14. an SAK wiring terminal; 15. a gasket; 16. a nameplate; 17. a grounding label; 18. a gasket; 19. hexagon socket head cap screw.

Detailed Description

In order to make the objects and technical solutions of the present invention clear and fully described, and the advantages thereof more clearly understood, the embodiments of the present invention are described in further detail below with reference to the accompanying drawings.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "inner", "outer", "top", "bottom", "side", "vertical", "horizontal", and the like indicate the orientation or positional relationship based on the orientation or positional relationship 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. Furthermore, the terms "first," "second," "third," "fourth," "fifth," and "sixth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

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.

Example 1

Referring to fig. 1-3, an explosion-proof lighting power distribution box with excellent sealing performance comprises a box cover 1 and a shell 2, wherein the box cover 1 is detachably connected with the shell 2, a sealing strip 3 is fixedly arranged at the connecting position of the box cover 1 and the shell 2, a plurality of first threaded holes 201 are respectively arranged on the upper end surface and the lower end surface of the shell 2, a first bolt 4 is in threaded connection with the first threaded hole 201, the shell 2 is detachably connected with a through head 5 through the first threaded hole 201 and the first bolt 4, the internal structure can be detachably connected, the structure is not only easy to install, but also convenient when maintenance is needed, the explosion-proof lighting power distribution box is very practical, compact and firm in structure and high in durability, a sealing gasket 18 is fixedly connected at the connecting position of the through head 5 and the shell 2, a sealing ring 6 is fixedly connected in a through hole of the through head 5, a compression nut 7 is fixedly connected on the lower end surface of, it is sealed effectual, second screw hole 701 has been seted up on gland nut 7, clamp plate 8 passes through second bolt 9 and second screw hole 701 fixed connection on gland nut 7, lead to first 5, sealing washer 6 and gland nut 7 all symmetry set up the upper and lower terminal surface at casing 2, a plurality of third screw holes 202 have been seted up to the medial surface of casing 2, threaded connection has first screw 10 on third screw hole 202, casing 2 can dismantle through first screw 10 and third screw hole 202 and be connected with bottom plate 11, fourth screw hole 1101 has been seted up to the central point of bottom plate 11, threaded connection has second screw 12 on fourth screw hole 1101, can dismantle through second screw 12 and fourth screw hole 1101 and be connected with guide rail 13, all threaded connection departments of explosion-proof lighting power distribution box are all fixed and are provided with a plurality of packing rings 15, make the leakproofness of block terminal higher.

Referring to fig. 2, the outer side surface of the housing 2 is fixedly provided with a nameplate 16, the nameplate 16 marks performance parameters of the explosion-proof lighting power distribution box, and the specific information of the explosion-proof lighting power distribution box can be directly and clearly understood through the nameplate 16, so that the explosion-proof lighting power distribution box is more convenient to use.

Referring to fig. 1 and 2, a grounding plate 17 is fixedly disposed on the lower side of the housing 2, the grounding plate 17 is fixedly connected to the ground, and accidents caused by leakage of electricity from the distribution box can be prevented by the grounding plate 17 connected to the ground.

Referring to fig. 1, the SAK connection terminal 14 is detachably connected to the bottom plate 11, the SAK connection terminal 14 is movably connected with an internal circuit, the SAK connection terminal 14 can be connected or disconnected with the circuit at any time, the circuit can be neat, the circuit is attractive, the corrosion resistance, the heat resistance and the insulation performance of the SAK connection terminal 14 are good, and the service life of the SAK connection terminal is long.

Referring to fig. 1 and 2, a plurality of screw holes 203 are formed in the outer side surface of the housing 2, and hexagonal socket head cap screws 19 are screwed into the screw holes 203, so that the firmness of the explosion-proof lighting power distribution box can be higher through the hexagonal socket head cap screws 19, and the explosion-proof lighting power distribution box is more practical.

When the utility model is used, the box cover 1 is detachably connected with the shell 2, a sealing strip 3 is fixedly arranged at the connecting position of the box cover 1 and the shell 2 in order to ensure the sealing performance, the upper end surface and the lower end surface of the shell 2 can be detachably connected with the through head 5, the connecting position of the through head 5 and the shell 2 is fixedly connected with a sealing gasket 18 to ensure the sealing, the through hole of the through head 5 is connected with a compression nut 7, the middle of the through head is fixedly connected with a sealing ring 6, a pressing plate 8 is fixedly connected on the compression nut 7 through a second bolt 9 and a second threaded hole 701, the shell 2 is detachably connected with a bottom plate 11 through a first bolt 10 and a third threaded hole 202, the central position of the bottom plate 11 is detachably connected with a, detachable spare part makes the block terminal can make things convenient for the dismouting, and all threaded connection departments of explosion-proof lighting power block terminal are all fixed and are provided with a plurality of gaskets 15 and ensure the leakproofness.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a sealed good explosion-proof illumination power distribution box, includes case lid (1) and casing (2), its characterized in that: the box cover (1) is detachably connected with the shell (2), a sealing strip (3) is fixedly arranged at the connecting position of the box cover (1) and the shell (2), a plurality of first threaded holes (201) are formed in the upper end surface and the lower end surface of the shell (2), a first bolt (4) is in threaded connection with the first threaded hole (201), the shell (2) is detachably connected with a through head (5) through the first threaded hole (201) and the first bolt (4), a sealing gasket (18) is fixedly connected with the connecting position of the through head (5) and the shell (2), a sealing ring (6) is fixedly connected in a through hole of the through head (5), a compression nut (7) is fixedly connected with the lower end surface of the sealing ring (6), a second threaded hole (701) is formed in the compression nut (7), a pressing plate (8) is fixedly connected to the compression nut (7) through a second bolt (9) and the second threaded hole (701), lead to head (5) sealing washer (6) with gland nut (7) equal symmetry sets up the upper and lower terminal surface of casing (2), a plurality of third screw holes (202) have been seted up to the medial surface of casing (2), threaded connection has first screw (10) on third screw hole (202), casing (2) are passed through first screw (10) with third screw hole (202) can be dismantled and be connected with bottom plate (11), fourth screw hole (1101) have been seted up to the central point position of bottom plate (11), threaded connection has second screw (12) on fourth screw hole (1101), bottom plate (11) pass through second screw (12) with fourth screw hole (1101) can be dismantled and be connected with guide rail (13), and all threaded connection departments of explosion-proof illumination power distribution box are all fixed a plurality of packing rings (15) that are provided with.

2. The explosion-proof lighting power distribution box with excellent sealing performance of claim 1, wherein: the outer side face of the shell (2) is fixedly provided with a nameplate (16), and the nameplate (16) marks performance parameters of the explosion-proof lighting power distribution box.

3. The explosion-proof lighting power distribution box with excellent sealing performance of claim 1, wherein: the downside of casing (2) is fixed and is provided with ground connection sign (17), ground connection sign (17) and ground fixed connection.

4. The explosion-proof lighting power distribution box with excellent sealing performance of claim 1, wherein: the bottom plate (11) is detachably connected with an SAK wiring terminal (14), and the SAK wiring terminal (14) is movably connected with an internal circuit.

5. The explosion-proof lighting power distribution box with excellent sealing performance of claim 1, wherein: the outer side surface of the shell (2) is provided with a plurality of screw holes (203), and the screw holes (203) are in threaded connection with hexagon socket head cap screws (19).