CN212783174U

CN212783174U - Flame-retardant switch of power equipment

Info

Publication number: CN212783174U
Application number: CN202021293915.3U
Authority: CN
Inventors: 孙鹏
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-06
Filing date: 2020-07-06
Publication date: 2021-03-23
Anticipated expiration: 2030-07-06

Abstract

The utility model belongs to the technical field of power equipment, in particular to a flame-retardant switch of power equipment, which comprises a junction box, wherein a button is embedded and installed on the top surface of the junction box, the junction box comprises a top cover and a bottom cover, two movable positioning plates which are symmetrically distributed are fixed on the top surface in the top cover, and two fixed positioning plates which are symmetrically distributed are fixed on the bottom surface in the bottom cover; a positioning cavity is formed between the fixed positioning plate and the inner wall of the adjacent top cover; a lifting component and a positioning locking component are respectively arranged on the bottom cover; the utility model discloses a power equipment flame-retardant switch, top cap and bottom utilize lifting unit and positioning locking subassembly to carry out fixed connection, cooperate the silicon rubber sealing washer, can guarantee top cap and bottom stability and leakproofness of connecting; under the cooperation of the silicon rubber sealing ring, the partition plate and the silicon rubber ring, the interior of the junction box can be better isolated from the outside, so that the external air is prevented from entering the junction box, and the problem that electric sparks generated when a button is operated cause combustion is avoided.

Description

Flame-retardant switch of power equipment

Technical Field

The utility model belongs to the technical field of power equipment, concretely relates to fire-retardant switch of power equipment.

Background

The power equipment mainly comprises power generation equipment and power supply equipment, wherein the power generation equipment mainly comprises a power station boiler, a steam turbine, a gas turbine, a water turbine, a generator, a transformer and the like, the power supply equipment mainly comprises power transmission lines, mutual inductors, contactors and the like with various voltage grades, a plurality of power equipment in a power system are generally divided into electrical primary equipment and electrical secondary equipment according to different functions of the power equipment in operation, a switch is a control component for controlling the power equipment to be switched on and off and is installed in an electrical loop of the power equipment, and a flame-retardant switch is a switch for preventing internal combustion caused by electric sparks.

When the flame-retardant switch of original power equipment is used, the top cover and the bottom cover of the switch are fixed only by utilizing a plurality of screws, the stability of switch assembly can be guaranteed to a certain extent, but the maintenance of the switch is not facilitated, and meanwhile, the flame-retardant effect of a better surface is hardly achieved.

SUMMERY OF THE UTILITY MODEL

For solving the above-mentioned problem that exists among the prior art, the utility model provides a fire-retardant switch of power equipment has convenient to use, easily dismouting and long service life's characteristics.

In order to achieve the above object, the utility model provides a following technical scheme: a flame-retardant switch of power equipment comprises a junction box, wherein a button is embedded and installed on the top surface of the junction box, a mounting hole for the button to penetrate through is formed in the top surface of the junction box, the junction box comprises a top cover and a bottom cover, two movable positioning plates which are symmetrically distributed are fixed on the inner top surface of the top cover, and two fixed positioning plates which are symmetrically distributed are fixed on the inner bottom surface of the bottom cover; a positioning cavity is formed between the fixed positioning plate and the inner wall of the adjacent top cover, and the movable positioning plate is embedded into the positioning cavity after the top cover and the bottom cover are closed; a lifting component and a positioning locking component are respectively arranged on the bottom cover; a transversely distributed partition plate is fixed in the top cover, a second through hole corresponding to the mounting hole and allowing the movable positioning plate to penetrate is formed in the partition plate, and a silicon rubber ring is fixedly bonded on the inner wall of the second through hole.

As an optimized technical scheme of the utility model, the top surface periphery bonding of bottom is fixed with the silicon rubber sealing washer.

As a preferred technical solution of the present invention, the lifting assembly includes a knob and a gear, a first through hole for the knob to pass through is formed on a side wall of the bottom cover, one end of the knob passes through the first through hole and is embedded into the positioning cavity, and the gear is fixed on the embedded end of the knob; the bottom surface of the movable positioning plate is provided with a sliding opening, a plurality of teeth which are distributed at equal intervals along the longitudinal direction are fixed on the side wall of the sliding opening, and the teeth are meshed and connected with the gear.

As a preferred technical solution of the present invention, the positioning and locking assembly includes a manual bolt, a threaded hole for the manual bolt to pass through is formed in the side wall of the bottom cover, and the manual bolt is screwed with the bottom cover through the threaded hole; and a positioning locking groove for embedding the end part of the manual bolt is formed in the surface of the movable positioning plate.

As a preferred technical scheme of the utility model, movable positioning plate's fixed surface has two relative distribution's spacing slider, two relative distribution's spacing spout is seted up on fixed positioning plate's surface, just in spacing slider embedding spacing spout and can follow spacing spout removes.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a power equipment flame retardant switch, convenient to use, top cap and bottom utilize lifting unit and location locking subassembly to carry out fixed connection, cooperate the silicon rubber sealing washer, can guarantee the stability and the leakproofness of top cap and bottom connection, also be convenient for simultaneously the dismantlement of top cap and bottom, be convenient for overhaul the switch; under the cooperation of the silicon rubber sealing ring, the partition plate and the silicon rubber ring, the interior of the junction box can be better isolated from the outside, so that the external air is prevented from entering the junction box, and the problem that electric sparks generated when a button is operated cause combustion is avoided.

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 present invention;

fig. 2 is a schematic front sectional structural view of the present invention;

fig. 3 is an enlarged schematic view of a portion a of fig. 2 according to the present invention;

fig. 4 is a schematic structural view of the front side of the movable positioning plate of the present invention;

fig. 5 is a schematic top sectional view of the movable positioning plate of the present invention;

in the figure: 1. a junction box; 2. a button; 3. mounting holes; 4. a top cover; 5. a bottom cover; 6. a movable positioning plate; 7. fixing a positioning plate; 8. a positioning cavity; 9. a knob; 10. punching a hole I; 11. a manual bolt; 12. a threaded hole; 13. a partition plate; 14. punching a hole II; 15. a silicone rubber ring; 16. a silicone rubber seal ring; 17. a sliding port; 18. teeth; 19. a gear; 20. positioning the locking groove; 21. a limiting chute; 22. and a limiting sliding block.

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. 1-5, the present invention provides the following technical solutions: a flame-retardant switch of power equipment comprises a junction box 1, wherein a button 2 is embedded and installed on the top surface of the junction box 1, a mounting hole 3 for the button 2 to penetrate through is formed in the top surface of the junction box 1, the junction box 1 comprises a top cover 4 and a bottom cover 5, two movable positioning plates 6 which are symmetrically distributed are fixed on the inner top surface of the top cover 4, and two fixed positioning plates 7 which are symmetrically distributed are fixed on the inner bottom surface of the bottom cover 5; a positioning cavity 8 is formed between the fixed positioning plate 7 and the inner wall of the adjacent top cover 4, and the movable positioning plate 6 is embedded into the positioning cavity 8 after the top cover 4 and the bottom cover 5 are closed; a lifting component and a positioning locking component are respectively arranged on the bottom cover 5; a transversely-distributed partition plate 13 is fixed in the top cover 4, a second through hole 14 corresponding to the mounting hole 3 and allowing the movable positioning plate 6 to penetrate is formed in the partition plate 13, a silicon rubber ring 15 is fixed on the inner wall of the second through hole 14 in an adhering mode, when the top cover 4 and the bottom cover 5 are installed, the movable positioning plate 6 of the top cover 4 is embedded into the positioning cavity 8 of the bottom cover 5, the top cover 4 moves downwards through the lifting assembly until the top cover 4 and the bottom cover 5 are completely closed, and the top cover 4 and the bottom cover 5 are locked through the positioning locking assembly.

Specifically, according to fig. 2 and 3, in the present embodiment, a silicone rubber sealing ring 16 is fixedly bonded to the periphery of the top surface of the bottom cover 5, and after the top cover 4 and the bottom cover 5 are completely closed, the top cover 4 and the bottom cover 5 are sealed by the silicone rubber sealing ring 16.

Specifically, according to fig. 1, fig. 2 and fig. 4, in this embodiment, the lifting assembly includes a knob 9 and a gear 19, a first through hole 10 for the knob 9 to pass through is formed in a side wall of the bottom cover 5, one end of the knob 9 passes through the first through hole 10 and is embedded into the positioning cavity 8, and the gear 19 is fixed to the embedded end of the knob 9; the bottom surface of the movable positioning plate 6 is provided with a sliding opening 17, the side wall of the sliding opening 17 is fixed with a plurality of teeth 18 which are distributed at equal intervals along the longitudinal direction, the teeth 18 are meshed with the gear 19, after the movable positioning plate 6 of the top cover 4 is embedded into the positioning cavity 8 of the bottom cover 5, the knob 9 is rotated, the gear 19 is rotated by utilizing the knob 9, and the gear 19 can drive the top cover 4 to move downwards when rotating under the meshing relation.

Specifically, according to fig. 1, fig. 2 and fig. 4, in the present embodiment, the positioning and locking assembly includes a manual bolt 11, a threaded hole 12 for the manual bolt 11 to pass through is formed in a side wall of the bottom cover 5, and the manual bolt 11 is screwed with the bottom cover 5 through the threaded hole 12; the surface of the movable positioning plate 6 is provided with a positioning locking groove 20 for embedding the end part of the manual bolt 11, and after the top cover 4 and the bottom cover 5 are completely closed, the manual bolt 11 is screwed, so that the end part of the manual bolt 11 is embedded into the positioning locking groove 20 to lock the top cover 4 and the bottom cover 5.

Specifically, according to fig. 1 and fig. 4, in this embodiment, two limiting slide blocks 22 which are distributed relatively are fixed on the surface of the movable positioning plate 6, two limiting slide grooves 21 which are distributed relatively are formed on the surface of the fixed positioning plate 7, the limiting slide blocks 22 are embedded in the limiting slide grooves 21 and can move along the limiting slide grooves 21, and when the movable positioning plate 6 moves, the limiting slide blocks 22 move along the limiting slide grooves 21, so that the movable positioning plate 6 is ensured to move stably.

The utility model discloses a theory of operation and use flow: the utility model discloses a power equipment flame retardant switch, when installing top cap 4 and bottom 5, first embed the activity locating plate 6 of top cap 4 in the location chamber 8 of bottom 5, rotate knob 9, utilize knob 9 to rotate gear 19, under the meshing relation, when gear 19 rotates, can drive top cap 4 and move down;

after the top cover 4 and the bottom cover 5 are completely closed, the manual bolt 11 is screwed, so that the end of the manual bolt 11 is inserted into the positioning locking groove 20, and the top cover 4 and the bottom cover 5 are locked.

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 fire-retardant switch of power equipment, includes terminal box (1) the top surface embedding of terminal box (1) is installed and is pressed button (2), and is in terminal box (1) top surface is seted up the confession mounting hole (3) that button (2) run through, its characterized in that: the junction box (1) comprises a top cover (4) and a bottom cover (5), two movable positioning plates (6) which are symmetrically distributed are fixed on the inner top surface of the top cover (4), and two fixed positioning plates (7) which are symmetrically distributed are fixed on the inner bottom surface of the bottom cover (5); a positioning cavity (8) is formed between the fixed positioning plate (7) and the inner wall of the adjacent top cover (4), and the movable positioning plate (6) is embedded into the positioning cavity (8) after the top cover (4) and the bottom cover (5) are closed; a lifting component and a positioning locking component are respectively arranged on the bottom cover (5); a transversely-distributed partition plate (13) is fixed in the top cover (4), a second through hole (14) which corresponds to the mounting hole (3) and is used for the movable positioning plate (6) to penetrate through is formed in the partition plate (13), and a silicon rubber ring (15) is fixed on the inner wall of the second through hole (14) in an adhering mode.

2. The flame-retardant switch for the electric power equipment according to claim 1, wherein: and a silicon rubber sealing ring (16) is fixedly bonded on the periphery of the top surface of the bottom cover (5).

3. The flame-retardant switch for the electric power equipment according to claim 1, wherein: the lifting assembly comprises a knob (9) and a gear (19), a first through hole (10) for the knob (9) to penetrate through is formed in the side wall of the bottom cover (5), one end of the knob (9) penetrates through the first through hole (10) and is embedded into the positioning cavity (8), and the gear (19) is fixed on the embedded end of the knob (9); a sliding opening (17) is formed in the bottom surface of the movable positioning plate (6), a plurality of teeth (18) which are distributed at equal intervals along the longitudinal direction are fixed on the side wall of the sliding opening (17), and the teeth (18) are meshed and connected with the gear (19).

4. The flame-retardant switch for the electric power equipment according to claim 1, wherein: the positioning and locking assembly comprises a manual bolt (11), a threaded hole (12) for the manual bolt (11) to penetrate through is formed in the side wall of the bottom cover (5), and the manual bolt (11) is connected with the bottom cover (5) in a threaded manner through the threaded hole (12); and a positioning locking groove (20) for embedding the end part of the manual bolt (11) is formed in the surface of the movable positioning plate (6).

5. The flame-retardant switch for the electric power equipment according to claim 1, wherein: the surface of the movable positioning plate (6) is fixed with two limiting sliding blocks (22) which are distributed oppositely, the surface of the fixed positioning plate (7) is provided with two limiting sliding grooves (21) which are distributed oppositely, and the limiting sliding blocks (22) are embedded into the limiting sliding grooves (21) and can move along the limiting sliding grooves (21).