CN218456364U - Sealing device for junction box of switched reluctance motor - Google Patents

Abstract

The utility model discloses a switched reluctance motor terminal box sealing device, including casing and cap, two scarce holes have all been seted up to the both sides of casing, lack downthehole swing joint and have the gag lever post, the circumference outer wall swing joint of gag lever post has the extension spring, and the both ends of extension spring are fixed mutually with gag lever post and casing respectively, the equal fixedly connected with elasticity strip of the multiple side outer wall of casing, the bayonet socket has been seted up to the bottom of cap, and bayonet socket and elasticity strip looks joint, a plurality of sloping blocks of bottom fixedly connected with of cap, and the sloping block contacts with the gag lever post. The utility model discloses not only can use through the cooperation of sloping block and gag lever post, fix the cap on the casing in a flexible way, improve the result of use of device, can make the timely discharge of the inside heat of casing through the louvre moreover, improve the radiating effect of device, can also conveniently connect the wire through the connection terminal, improve the practicality of device.

Description

Sealing device for junction box of switched reluctance motor

Technical Field

The utility model relates to a terminal box technical field especially relates to a switched reluctance motor terminal box sealing device.

Background

The reluctance motor is a continuously running electric transmission device, and the structure and the working principle of the reluctance motor are greatly different from those of the traditional alternating current and direct current motors. The terminal box is characterized in that torque is generated by means of magnetic field interaction generated by stator winding current and rotor winding current, torque is generated by means of a magnetic resistance minimum principle, and wires in a magnetic resistance motor are led into the terminal box and are connected with wires led in from the outside.

In the use to the terminal box, the wire protection in the terminal box is especially important, generally needs to seal the terminal box to prevent medium such as external dust from getting into, however when needing to overhaul the inside wire of terminal box and change, the dismantlement to the terminal box is comparatively loaded down with trivial details, consequently, proposes a switched reluctance motor terminal box sealing device and seems very necessary.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the switching reluctance motor terminal box sealing device who provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a switched reluctance motor terminal box sealing device, includes casing and cap, two lack the hole have all been seted up to the both sides of casing, lack downthehole swing joint have a gag lever post, and the circumference outer wall swing joint of gag lever post has the extension spring, and the both ends of extension spring are fixed mutually with gag lever post and casing respectively, the equal fixedly connected with elastic strip of the multiside outer wall of casing, the bayonet socket has been seted up to the bottom of cap, and bayonet socket and elastic strip looks joint, a plurality of sloping blocks of bottom fixedly connected with of cap, and sloping block and gag lever post contact, spacing hole has been seted up to one side of sloping block, and spacing hole and gag lever post can peg graft, a plurality of springs of top fixedly connected with of casing, and the spring contacts with the cap, the circumference outer wall swing joint of gag lever post has the sealing ring, and the sealing ring is fixed mutually with the casing.

As the utility model discloses scheme further again, the upper surface of cap is seted up jaggedly, has seted up a plurality of louvres in the breach, swing joint has the sliding closure in the breach.

As the utility model discloses the scheme of furthering again, through-line hole has been seted up to one side of casing, the downthehole fixedly connected with through-line pipe of through-line.

As a further proposal of the utility model, the inner wall of the bottom of the shell is provided with a wire holder.

As the utility model discloses further scheme again, the last fixed surface of casing is connected with two rings, and rings symmetric distribution.

As a further proposal of the utility model, the bottom outer wall of the shell is fixedly connected with a non-slip mat.

As the utility model discloses scheme further again, two fixing bases of the equal fixedly connected with of both sides outer wall of casing, the fixed orifices has been seted up to the upper surface of fixing base.

The beneficial effects of the utility model are that:

1. use through the cooperation of sloping block and gag lever post, when needs overhaul the inside of terminal box body, the user of service pulls the gag lever post to the outside, the gag lever post removes and breaks away from with the spacing hole on the sloping block, spring resilience resets and extrudees the casing this moment, thereby make the casing separate with the casing, make things convenient for the user of service to its maintenance, when needs reassemble casing and casing, align the bayonet socket of casing and elastic strip, the casing moves down, the casing removes after contacting with the casing, the spring shrink, sloping block and gag lever post contact and extrusion simultaneously, and then make the gag lever post move to the outside, extension spring extension this moment, the sloping block contacts with spacing hole after moving down suitable position, then extension spring resilience resets and makes the gag lever post insert spacing downthehole, thereby fix the casing on the casing, simultaneously, the elastic strip is located the bayonet socket, make the sealed effect of casing and casing better, the result of use of device has been improved.

2. Through the setting of having seted up the louvre in the breach, when the temperature in the casing is higher, the user makes the louvre expose through removing the sliding closure to one side, and the inside heat of casing passes through the timely discharge of louvre, avoids the high temperature in the casing and takes place to damage, has improved the radiating effect of device.

3. Through the setting of installation wire pipe and connection terminal on the casing, in conveniently carrying the casing with the wire through the wire pipe, then conveniently connect the wire through the connection terminal, improved the practicality of device.

Drawings

Fig. 1 is a schematic perspective view of a sealing device for a junction box of a switched reluctance motor according to the present invention;

fig. 2 is an exploded schematic view of a sealing device for a junction box of a switched reluctance motor according to the present invention;

fig. 3 is a schematic view of a partial cross-sectional structure of a sealing device for a junction box of a switched reluctance motor according to the present invention;

fig. 4 is an enlarged schematic structural diagram of a part a of the sealing device for a junction box of a switched reluctance motor according to the present invention.

In the figure: 1. a housing; 2. a shell cover; 3. a notch; 4. heat dissipation holes; 5. a sliding cover; 6. a hoisting ring; 7. a through pipe; 8. a non-slip mat; 9. a fixed seat; 10. a bayonet; 11. a limiting hole; 12. a sloping block; 13. an elastic strip; 14. a wire holder; 15. a seal ring; 16. a limiting rod; 17. a tension spring; 18. a spring.

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. It should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and their meaning in the context of this patent may be understood by those skilled in the art as appropriate.

Referring to fig. 1-4, a switched reluctance motor junction box sealing device comprises a housing 1 and a housing cover 2, two sides of the housing 1 are respectively provided with two holes, a limiting rod 16 is connected in the holes in a sliding manner, the circumferential outer wall of the limiting rod 16 is sleeved with a tension spring 17, two ends of the tension spring 17 are respectively fixed with the limiting rod 16 and the housing 1, the outer walls of multiple sides of the housing 1 are respectively bonded with an elastic strip 13, the bottom of the housing cover 2 is provided with a bayonet 10, the bayonet 10 is clamped with the elastic strip 13, the bottom of the housing cover 2 is fixed with a plurality of inclined blocks 12 through bolts, the inclined blocks 12 are contacted with the limiting rod 16, one side of each inclined block 12 is provided with a limiting hole 11, the limiting holes 11 and the limiting rod 16 can be inserted and connected, the top of the housing 1 is welded with a plurality of springs 18, the springs 18 are contacted with the housing cover 2, the circumferential outer wall of the limiting rod 16 is sleeved with a sealing ring 15, and the sealing ring 15 is fixed with the housing 1, when the interior of the junction box body needs to be overhauled, a user pulls the limiting rod 16 outwards, the limiting rod 16 moves to be separated from the limiting hole 11 on the inclined block 12, the spring 18 rebounds to reset and extrudes the shell cover 2 at the moment, so that the shell cover 2 is separated from the shell 1, the maintenance of the shell cover is facilitated for the user, when the shell cover 2 needs to be reassembled with the shell 1, the bayonet 10 of the shell cover 2 is aligned with the elastic strip 13, the shell cover 2 is moved downwards, after the shell cover 2 is moved to be contacted with the shell 1, the spring 18 contracts, the inclined block 12 is contacted with the limiting rod 16 and extrudes, so that the limiting rod 16 moves outwards, the tension spring 17 extends at the moment, the inclined block 12 moves downwards to be contacted with the limiting hole 11 after moving to a proper position, then the tension spring 17 rebounds to reset to enable the limiting rod 16 to be inserted into the limiting hole 11, so that the shell cover 2 is fixed on the shell 1, and the elastic strip 13 is positioned in the bayonet 10, the sealing effect between the shell cover 2 and the shell 1 is better.

Especially, breach 3 has been seted up to the upper surface of cap 2, a plurality of louvres 4 have been seted up in breach 3, sliding connection has sliding closure 5 in breach 3, when the temperature in casing 1 is higher, the user exposes louvre 4 through removing sliding closure 5 to one side, the inside heat of casing 1 passes through timely discharge of louvre 4, avoid the high temperature in casing 1 and take place to damage, the through-wire hole has been seted up to one side of casing 1, there is through-wire pipe 7 through the bolt fastening in the through-wire hole, the bottom inner wall of casing 1 is equipped with connection terminal 14, conveniently carry the wire in casing 1 through-wire pipe 7, then conveniently connect the wire through connection terminal 14, the upper surface of casing 1 has two rings 6 through the bolt fastening, and rings 6 symmetric distribution, rings 6 can make things convenient for the user of service carry casing 1, the bottom outer wall of casing 1 bonds and has slipmat 8, the both sides outer wall of casing 1 all has two fixing bases 9 through the bolt fastening, the upper surface of fixing base 9 has seted up the fixed orifices, conveniently fix casing 1 through the fixed orifices on the fixing base 9.

The working principle is as follows: when needs overhaul the inside of terminal box body, user of service draws gag lever post 16 to the outside, gag lever post 16 removes and breaks away from with spacing hole 11 on the sloping block 12, spring 18 rebounds to reset and extrudees the housing cover 2 this moment, thereby make the housing cover 2 separate with casing 1, make things convenient for the user of service to maintain it, when needs reassemble housing cover 2 with casing 1, align bayonet socket 10 and elastic strip 13 of housing cover 2, move the housing cover 2 downwards, housing cover 2 removes after contacting with casing 1, spring 18 contracts, sloping block 12 contacts and extrudees with gag lever post 16 simultaneously, and then make gag lever post 16 move to the outside, extension spring 17 extension this moment, sloping block 12 contacts with spacing hole 11 after moving down to the suitable position, then extension spring 17 rebounds to reset and makes gag lever post 16 insert in spacing hole 11, thereby fix housing cover 2 on casing 1, elastic strip 13 is located bayonet socket 10 simultaneously, make the sealed effect of housing cover 2 and casing 1 better.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (7)

1. The utility model provides a switched reluctance motor terminal box sealing device, includes casing (1) and cap (2), its characterized in that, two holes that lack have all been seted up to the both sides of casing (1), lack downthehole swing joint to have gag lever post (16), the circumference outer wall swing joint of gag lever post (16) has extension spring (17), and the both ends of extension spring (17) are fixed mutually with gag lever post (16) and casing (1) respectively, the equal fixedly connected with elastic strip (13) of the many sides outer wall of casing (1), bayonet socket (10) have been seted up to the bottom of cap (2), and bayonet socket (10) and elastic strip (13) looks joint, a plurality of sloping blocks (12) of bottom fixedly connected with of cap (2), and sloping block (12) contact with gag lever post (16), spacing hole (11) have been seted up to one side of sloping block (12), and spacing hole (11) and gag lever post (16) can peg graft, the top fixedly connected with a plurality of springs (18) of casing (1), and spring (18) contact with cap (2), the movable wall (16) of gag lever post (15) and sealing ring (15) and casing (15) and sealing ring mutually.

2. The sealing device for the junction box of the switched reluctance motor according to claim 1, wherein a notch (3) is formed in the upper surface of the housing cover (2), a plurality of heat dissipation holes (4) are formed in the notch (3), and a sliding cover (5) is movably connected in the notch (3).

3. The sealing device for the junction box of the switched reluctance motor according to claim 1, wherein a through hole is formed in one side of the housing (1), and a through pipe (7) is fixedly connected in the through hole.

4. The switched reluctance motor junction box sealing device according to claim 1, wherein the bottom inner wall of the housing (1) is provided with a wire holder (14).

5. The sealing device for the junction box of the switched reluctance motor according to claim 1, wherein two hanging rings (6) are fixedly connected to the upper surface of the housing (1), and the hanging rings (6) are symmetrically distributed.

6. The sealing device for the junction box of the switched reluctance motor according to claim 1, wherein a non-slip mat (8) is fixedly connected to the outer wall of the bottom of the housing (1).

7. The sealing device for the junction box of the switched reluctance motor according to claim 6, wherein two fixing seats (9) are fixedly connected to the outer walls of two sides of the housing (1), and fixing holes are formed in the upper surfaces of the fixing seats (9).

Images