CN210577594U

CN210577594U - Marine shock attenuation junction box

Info

Publication number: CN210577594U
Application number: CN201922047291.0U
Authority: CN
Inventors: 黄于倩
Original assignee: Wenzhou Bohong Electrical Appliance Co ltd
Current assignee: Wenzhou Bohong Electrical Appliance Co ltd
Priority date: 2019-11-23
Filing date: 2019-11-23
Publication date: 2020-05-19
Anticipated expiration: 2029-11-23

Abstract

The utility model relates to a ship electrical device, in particular to a ship damping junction box, which comprises a box body and a box cover, wherein the box cover is rotatablely arranged on the box body, the outer side of the box body is fixedly connected with a packing box, the bottom of the box body is provided with a damping seat component, the side wall of the box body is provided with an elastic line pressing component, the elastic line pressing component comprises a first spring, a pressing plate and a guide rod, the connecting plate, fixed block and screw rod, the inside wall of box is fixed with first spring, the other end of first spring is fixed with the clamp plate, a plurality of guide arms pass the lateral wall of box, the front end of guide arm is equipped with can contradict in the cushion post of clamp plate, the cushion post has elasticity, the rear end of guide arm is fixed on the connecting plate, the lateral wall of box is fixed with the fixed block, the screw rod passes the middle part of connecting plate, screw rod and connecting plate threaded connection, the one end and the fixed block of screw rod rotate to be connected, the other end is equipped with the hand and twists the. The utility model discloses a set up elasticity line ball subassembly and shock attenuation seat subassembly, make the junction box possess better shock attenuation performance.

Description

Marine shock attenuation junction box

Technical Field

The utility model relates to a boats and ships electrical equipment technical field, concretely relates to marine shock attenuation junction box.

Background

The junction box is one of the common electrical accessories of electrical equipment during wiring, because the electric wire for wiring passes through the electric wire tube, and the junction position of the electric wire (such as the line is longer, or the electric wire tube needs to turn around) just adopts the junction box as transition, the electric wire tube is connected with the junction box, and the electric wire in the electric wire tube is connected in the junction box, plays the effect of protecting the electric wire and connecting the electric wire.

In boats and ships electrical equipment, the application of marine junction box is comparatively extensive, but because boats and ships self motion can produce vibrations to marine junction box, can cause the electric wire swing of incasement after the junction box vibrations, can influence the stability of connection of electric wires in the junction box when electric wire swing range is great, just so makes stability, the reliability reduction of marine junction box, makes the junction box receive certain restriction on the use. In view of the above-mentioned shortcomings, the present invention provides an improvement.

Disclosure of Invention

In order to overcome the not enough of background art, the utility model provides a marine shock attenuation junction box through setting up elasticity line ball subassembly and shock attenuation seat subassembly, makes the junction box possess better shock attenuation performance.

The utility model adopts the technical proposal that: the utility model provides a marine shock attenuation junction box, includes box and case lid, and the case lid is rotationally installed on the box, and the outside fixedly connected with packing box of box, the bottom of box are equipped with the shock attenuation seat subassembly, are equipped with elasticity line ball subassembly on the box lateral wall, and elasticity line ball subassembly is fixed with including first spring, clamp plate, guide arm, connecting plate, fixed block and screw rod the inside wall of box first spring, the other end of first spring are fixed with the clamp plate is a plurality of the guide arm passes the lateral wall of box, and the front end of guide arm is equipped with the cushion post that can contradict in the clamp plate, and the cushion post has elasticity, and the rear end of guide arm is fixed on the connecting plate, the lateral wall of box is fixed with the fixed block, the screw rod passes the middle part of connecting plate, screw rod and connecting plate threaded connection, the one end and the fixed.

In the technical scheme, the bottom of box is installed on the shock mount subassembly, the shock mount subassembly plays the cushioning effect to the box, the electric wire passes and connects in the box behind the packing box, be used for the electric wire that the elasticity centre gripping is connected between the clamp plate of both sides, the electric wire can compress first spring when rocking, the electric wire can be controlled and rocked, the distance of guide arm to clamp plate is adjustable, and the cushion post on the guide arm can contradict in the clamp plate, can change the compression distance that the clamp plate can compress first spring like this, and then can change the range of rocking about the electric wire, it is more stable to make the electric wire connect the back in the junction box, the influence of the hull rocking to the connection of electric lines has also been.

In order to make the junction box have better shock attenuation effect, the damper subassembly is including base, bottom plate, shock attenuation post, second spring and third spring, and the base has the cushion chamber, and the cushion chamber bottom is the end holding surface, and the cushion chamber is the collateral branch holding surface all around, and the bottom plate is located the cushion chamber, is equipped with shock attenuation post and second spring between bottom plate and the end holding surface, the bottom plate all around and be equipped with the third spring between the collateral branch holding surface, the bottom of box is fixed on the bottom plate.

In order to facilitate the arrangement of a third spring between the periphery of the bottom plate and the side supporting surface, a plurality of spring grooves are formed in the side supporting surface, one end of the third spring is clamped into the spring grooves, the other end of the third spring is abutted to the bottom plate, four damping columns are arranged on the periphery of the bottom plate, and a plurality of second springs are arranged in the middle of the damping columns.

Preferably, the buffer column, the pressing plate and the shock absorption column are all made of rubber materials.

Preferably, a protective cover capable of covering the connecting plate and the screw rod is detachably mounted on the outer side wall of the box body.

Preferably, the box cover is hinged to the box body, a sealing element is arranged between the box cover and the box body, and a bearing is arranged between the screw rod and the fixing block.

Preferably, the hand screwing part is a plum blossom hand wheel.

Preferably, a damping rubber pad is arranged between the box body and the bottom plate.

To sum up, the utility model discloses beneficial effect does:

1. the guide rod capable of moving forwards and backwards can limit the pressure plate, and the compression distance of the pressure plate capable of compressing the first spring is changed when the distance from the guide rod to the pressure plate is changed, so that the amplitude of the left-right shaking of the electric wire can be changed, and the influence of the shaking of the ship body on the connection of the electric wire can be reduced;

2. the shock absorption column and the bottom of the second spring elastic support bottom plate and the periphery of the third spring elastic support bottom plate are elastically supported, so that the shock absorption seat assembly has a shock absorption effect on the box body fixed on the bottom plate.

The invention is further described with reference to the accompanying drawings and the detailed description.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

FIG. 1 is a schematic top view of a portion of the structure of the present invention;

FIG. 2 is a schematic side view of the overall structure of the present invention;

FIG. 3 is an enlarged view of A in FIG. 1;

the drawing shows 1-box, 2-box cover, 3-stuffing box, 4-shock-absorbing seat component, 5-first spring, 6-pressing plate, 7-guide rod, 8-connecting plate, 9-fixing block, 10-screw rod, 11-buffer column, 12-hand-screwed part, 13-base, 14-base plate, 15-shock-absorbing column, 16-second spring, 17-third spring, 18-shock-absorbing cavity, 19-bottom supporting surface, 20-side supporting surface, 21-fixing plate, 22-spring groove, 23-protective cover, 24-sealing element, 25-bearing and 26-shock-absorbing rubber pad.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to fig. 1 to 3 in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

In order to make the purpose, technical solution and advantages of the present invention clearer, the following will combine the drawings in the embodiments of the present invention to perform more detailed description on the technical solution in the embodiments of the present invention.

As shown in fig. 1 to 3, the marine shock absorption junction box disclosed in this embodiment includes a box body 1 and a box cover 2, the box cover 2 is rotatably installed on the box body 1, a stuffing box 3 is fixedly connected to an outer side of the box body 1, a shock absorption seat assembly 4 is disposed at a bottom of the box body 1, an elastic line pressing assembly is disposed on a side wall of the box body 1, the elastic line pressing assembly includes a first spring 5, a pressing plate 6, a guide rod 7, a connecting plate 8, a fixing block 9 and a screw 10, the first spring 5 is fixed to an inner side wall of the box body 1, the pressing plate 6 is fixed to the other end of the first spring 5, the guide rods 7 penetrate through a side wall of the box body 1, a buffering column 11 capable of abutting against the pressing plate 6 is disposed at a front end of the guide rod 7, the buffering column 11 has elasticity, a rear end of the guide rod 7 is fixed to the connecting plate 8, the fixing block 9, the screw rod 10 is in threaded connection with the connecting plate 8, one end of the screw rod 10 is rotatably connected with the fixing block 9, and the other end of the screw rod is provided with a hand screwing part 12.

In the above technical scheme, install on shock absorber subassembly 4 bottom box 1, shock absorber subassembly 4 plays the cushioning effect to box 1, the electric wire passes and connects in box 1 behind packing box 3, be used for the electric wire that the elasticity centre gripping is connected between the clamp plate 6 of both sides, the electric wire can compress first spring 5 when rocking, the electric wire can be controlled and rocked, guide arm 7 is adjustable to clamp plate 6's distance, and buffer post 11 on the guide arm 7 can be contradicted in clamp plate 6, can change the compression distance that clamp plate 6 can compress first spring 5 like this, and then can change the range of rocking about the electric wire, it is more stable after the connection of electric wire in the junction box to make the electric wire, the influence to electric wire connection has also alleviateed the hull and has rocked. The connected electric wires are clamped between the pressing plates 6 on the two sides, the pressing plates 6 on the two sides can clamp the electric wires by the elastic force generated by the first spring 5, when the connection box is used on a ship, a small amount of the electric wires penetrate through the connection box, when the electric wires are small, the whole diameter of the electric wires is small, so that the compression degree of the first spring 5 is small, the shaking amplitude of the connected electric wires in the connection box is large, in order to reduce the shaking of the electric wires, a guide rod 7 capable of moving back and forth is arranged on the rear side of the pressing plate 6, a buffer column 11 arranged at the front end of the guide rod 7 has elasticity and can play a buffer role when the buffer column abuts against the pressing plates 6, the fixed block 9 can support one end of a screw rod 10, the screw rod 10 can rotate on the fixed block 9, so that when the screw rod 10 is rotated by a hand screwing part 12, the connecting plate 8 moves back and forth on the screw rod, like this when the electric wire is less, make guide arm 7 be close to clamp plate 6 forward through rotating screw rod 10, the electric wire extrudes clamp plate 6 and compresses first spring 5 when rocking, just no longer continue to compress first spring 5 when buffer post 11 is contradicted to clamp plate 6, the setting of guide arm 7 and buffer post 11 can reduce the compression distance that clamp plate 6 can compress first spring 5, and then reduce clamp plate 6's home range, the amplitude of rocking of electric wire has also effectively been reduced, make the electric wire after the connection have better stability, be connected with four guide arms 7 on the connecting plate 8 in this embodiment, four guide arms 7 can be well spacing to one side of clamp plate 6 after passing the lateral wall of box 1. The arrangement of the stuffing box 3, the cushion column 11 and the box cover 2 all belong to the prior art, and are not specifically described herein.

In order to enable the junction box to have a better shock absorption effect, the shock absorption seat assembly 4 comprises a base 13, a bottom plate 14, a shock absorption column 15, a second spring 16 and a third spring 17, the base 13 is provided with a shock absorption cavity 18, the bottom of the shock absorption cavity 18 is a bottom supporting surface 19, the periphery of the shock absorption cavity 18 is a side supporting surface 20, the bottom plate 14 is located in the shock absorption cavity 18, the shock absorption column 15 and the second spring 16 are arranged between the bottom plate 14 and the bottom supporting surface 19, the third spring 17 is arranged between the periphery of the bottom plate 14 and the side supporting surface 20, and the bottom of the box body 1 is fixed on the bottom plate 14. When using the junction box, base 13 installs on the appointed installation face on the ship, the bottom of box 1 is equipped with fixed plate 21 all around, box 1 passes through fixed plate 21 and 14 threaded connection of bottom plate, the bottom at bottom plate 14 is all fixed to the one end of shock attenuation post 15 and second spring 16, the other end is all fixed on end holding surface 19, shock attenuation post 15 mainly plays supporting role and cushioning effect to bottom plate 14, second spring 16 can strengthen absorbing effect, third spring 17 plays elastic support's effect to bottom plate 14 all around, can further alleviate the influence of vibrations to bottom plate 14. The shock absorbing column 15, the second spring 16 and the third spring 17 are all in the prior art and are not described in detail herein.

In order to facilitate the arrangement of the third springs 17 between the periphery of the bottom plate 14 and the side supporting surface 20, a plurality of spring grooves 22 are formed in the side supporting surface 20, one ends of the third springs 17 are clamped into the spring grooves 22, the other ends of the third springs are abutted to the bottom plate 14, the four shock absorbing columns 15 are arranged around the bottom of the bottom plate 14, and the second springs 16 are arranged in the middle of the shock absorbing columns 15. The third spring 17 is adapted to the spring groove 22, the third spring 17 is compressed after being clamped into the spring groove 22, one end of the third spring 17 abuts against the bottom plate 14, and the generated elastic force can well support the bottom plate 14.

The buffer column 11, the pressing plate 6 and the shock absorption column 15 are all made of rubber materials. Buffering post 11 adopts the rubber material, has elasticity, can play the cushioning effect better, and clamp plate 6 adopts the rubber material ability to avoid damaging the electric wire when pushing down the electric wire, can play the guard action to the electric wire, and shock attenuation post 15 adopts the rubber material can play the cushioning effect better. The rubber material belongs to the prior art, and is not specifically described herein.

The outer side wall of the box body 1 is detachably provided with a protective cover 23 which can cover the connecting plate 8 and the screw 10. In this embodiment, the protection cover 23 is U-shaped and has an upper opening and a lower opening, the protection cover 23 is mounted on the outer side wall of the box body 1 through a threaded connection, the upper opening of the protection cover 23 can facilitate the rotation of the hand screwing part 12 to adjust the front and rear positions of the guide rod 7, and the protection cover 23 can protect the connecting plate 8 and the screw rod 10 outside the box body 1.

The box cover 2 is hinged to the box body 1, a sealing element 24 is arranged between the box cover 2 and the box body 1, and a bearing 25 is arranged between the screw 10 and the fixing block 9. Case lid 2 articulates on box 1, is convenient for open case lid 2 connecting wire, and the leakproofness between case lid 2 and the box 1 has been strengthened in the setting of sealing member 24, and the setting of bearing 25 has realized that the one end of screw rod 10 is connected with the rotation of fixed block 9, and like this after rotating screw rod 10, connecting plate 8 just can drive guide arm 7 back-and-forth movement. The articulation, the seal 24 and the bearing 25 are of the prior art and will not be described in detail here.

In order to rotate the screw 10, the hand-screwing part 12 is a plum-blossom hand wheel. The plum blossom hand wheel is fixedly connected with the screw rod 10, belongs to the prior art, and is not specifically described herein.

A shock-absorbing rubber pad 26 is arranged between the box body 1 and the bottom plate 14. The shock-absorbing rubber pad 26 is arranged between the box body 1 and the bottom plate 14, so that the shock-absorbing effect on the junction box can be further enhanced. The cushion rubber 26 belongs to the prior art and is not specifically described herein.

The fixing manner or the fixing connection manner that is not described in this embodiment may be threaded connection or welding, or other existing connection manners may be adopted according to specific positions, and both threaded connection and welding belong to the prior art, and are not specifically described herein.

The working mode is as follows: the bottom of the box body 1 is arranged on the bottom plate 14 through the fixing plate 21, the shock absorption column 15 and the second spring 16 elastically support the bottom of the bottom plate 14, and the third spring 17 elastically supports the periphery of the bottom plate 14, so that the shock absorption seat assembly 4 plays a shock absorption role in the box body 1 on the bottom plate 14, the electric wire passes through the stuffing box 3 and then is connected in the box body 1, the press plates 6 on two sides are used for elastically clamping the connected electric wire, the electric wire can compress the first spring 5 when swinging, the electric wire can swing left and right, the distance from the guide rod 7 to the press plates 6 can be adjusted through the hand screwing part 12 of the rotating screw rod 10, the buffer column 11 on the guide rod 7 can play a buffer role when abutting against the press plates 6, the compression distance that the press plates 6 can compress the first spring 5 when the distance from the guide rod 7 to the press plates 6 is changed can also be changed, the left and right swinging amplitude of the, at this moment, the hand screwing part 12 of the screw rod 10 needs to be rotated, the distance from the guide rod 7 to the pressing plate 6 is reduced, the compression distance that the pressing plate 6 can compress the first spring 5 is also reduced, the shaking amplitude of the electric wire can be further reduced, the diameter of the electric wire is larger when the electric wire is more, the distance from the guide rod 7 to the pressing plate 6 needs to be increased, the pressing plate 6 is limited by the guide rod 7 which can move forwards and backwards, the electric wire can be more stable after being connected in a junction box, and the influence of the shaking of the ship body on the connection of the electric wire is also reduced.

The skilled person should understand that: although the present invention has been described in terms of the above embodiments, the inventive concept is not limited to this embodiment, and any modification that utilizes the inventive concept is intended to be within the scope of the present patent application.

Claims

1. The utility model provides a marine shock attenuation junction box which characterized in that: including box and case lid, the case lid is rotationally installed on the box, and the outside fixedly connected with packing box of box, the bottom of box are equipped with the shock mount subassembly, are equipped with elasticity line ball subassembly on the box lateral wall, and elasticity line ball subassembly is fixed with including first spring, clamp plate, guide arm, connecting plate, fixed block and screw rod, the inside wall of box first spring, the other end of first spring is fixed with the clamp plate, it is a plurality of the guide arm passes the lateral wall of box, and the front end of guide arm is equipped with can contradict in the cushion column of clamp plate, and the cushion column has elasticity, and the rear end of guide arm is fixed on the connecting plate, the lateral wall of box is fixed with the fixed block, the screw rod passes the middle part of connecting plate, screw rod and connecting plate threaded connection, the one end and the fixed block of screw.

2. The marine shock absorption junction box according to claim 1, wherein: the shock absorption seat assembly comprises a base, a bottom plate, a shock absorption column, a second spring and a third spring, the base is provided with a shock absorption cavity, the bottom of the shock absorption cavity is a bottom supporting surface, the shock absorption cavity is provided with a side supporting surface all around, the bottom plate is located in the shock absorption cavity, the shock absorption column and the second spring are arranged between the bottom plate and the bottom supporting surface, the third spring is arranged between the bottom plate and the side supporting surface all around, and the bottom of the box body is fixed on the bottom plate.

3. The marine shock absorption junction box according to claim 2, wherein: be equipped with a plurality of spring grooves on the collateral branch holding surface, the one end card of third spring is gone into in the spring groove, the other end contradict in the bottom plate, four shock absorber posts are established around the bottom plate bottom, and a plurality of second springs are established at the middle part of shock absorber post.

4. The marine shock absorption junction box according to claim 3, wherein: the buffer column, the pressing plate and the shock absorption column are all made of rubber materials.

5. The marine shock absorption junction box according to claim 4, wherein: the outer side wall of the box body is detachably provided with a protective cover capable of covering the connecting plate and the screw rod.

6. The marine shock absorption junction box according to claim 5, wherein: the box cover is hinged to the box body, a sealing element is arranged between the box cover and the box body, and a bearing is arranged between the screw rod and the fixing block.

7. The marine shock absorption junction box according to claim 6, wherein: the hand twisting part is a plum blossom hand wheel.

8. The marine shock absorption junction box according to claim 7, wherein: and a damping rubber pad is arranged between the box body and the bottom plate.