CN215870469U

CN215870469U - Block terminal convenient to ventilation cooling

Info

Publication number: CN215870469U
Application number: CN202220088961.2U
Authority: CN
Inventors: 姜魁滨; 王钦帅
Original assignee: Shandong Ruiguang Electronic Engineering Technology Co ltd
Current assignee: Shandong Ruiguang Electronic Engineering Technology Co ltd
Priority date: 2022-01-14
Filing date: 2022-01-14
Publication date: 2022-02-18
Anticipated expiration: 2032-01-14

Abstract

The utility model provides a distribution box convenient for ventilation and heat dissipation, which comprises a box body, wherein the two sides of the box body are respectively provided with a right box wall and a left box wall, the box body is rotatably connected with a lead screw, and the upper end of the lead screw penetrates out of the box body and is connected with a limiting mechanism; the screw rod is provided with a nut in a matching way, the nut is connected with the left box wall in a sliding way, the nut is connected with a fan, and the fan is connected with fan blades; the right box wall is detachably connected with the box body, and a plurality of heat dissipation holes are formed in the right box wall and the left box wall. This device convenient operation need not to adopt great flabellum, can adjust the height of flabellum according to actual conditions to be applicable to going on of heat dissipation work under the different situation, and the dismantlement work of realization tank wall that can be comparatively convenient is convenient for clear up the louvre.

Description

Block terminal convenient to ventilation cooling

Technical Field

The utility model relates to the technical field of distribution boxes, in particular to a distribution box convenient for ventilation and heat dissipation.

Background

The distribution box is also called a distribution board, is the equipment of concentrating, switching, distribution electric energy, the distribution box is the equipment of controlling at home or whole city electric power, its main function is the device that is used for concentrating installation switch, instrument, lamp electrical apparatus equipment, the distribution box generally has control panel and box to link together, the distribution box has small, the simple installation, technical performance is special, the rigidity, the configuration function is unique, do not receive the place restriction, it is more general to use, the operation is stable and reliable, space utilization is high, take up an area of less and have the characteristics of environmental protection effect.

However, because circuit board compact structure in the block terminal, capacitor, inductor etc. all can give off a large amount of heats on the circuit board, and the heat dissipation space is limited in the block terminal, and its heat dissipation is just more important, according to the needs of difference in the block terminal of different models, the mounted position of capacitor, inductor, the state is all inequality, therefore the position of the main source that generates heat is uncertain yet, though present most block terminals are equipped with heat radiation structure, the ventilation effect that dispels the heat is not ideal, can not satisfy actual demand well. And current block terminal is inconvenient dismantlement usually, when the louvre takes place to block up the condition, hardly advances the louvre and clears up, has seriously influenced radiating effect.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems existing in the prior art, a distribution box convenient for ventilation and heat dissipation is provided. This device convenient operation need not to adopt great flabellum, can adjust the height of flabellum according to actual conditions to be applicable to going on of heat dissipation work under the different situation, and the dismantlement work of realization tank wall that can be comparatively convenient is convenient for clear up the louvre.

The technical scheme adopted by the utility model for solving the technical problems is as follows:

the utility model provides a distribution box convenient for ventilation and heat dissipation, which comprises a box body, wherein the two sides of the box body are respectively provided with a right box wall and a left box wall, the box body is rotatably connected with a screw rod, and the upper end of the screw rod penetrates out of the box body and is connected with a limiting mechanism; the screw rod is provided with a nut in a matching manner, the nut is connected with the left box wall in a sliding manner, the nut is connected with a fan, and the fan is connected with fan blades; the right box wall and the box body are detachably connected, and a plurality of heat dissipation holes are formed in the right box wall and the left box wall.

Preferably, the locating grooves are formed in the upper end and the lower end of the right box wall, the box body is provided with a plurality of sliding grooves, locating rods matched with the locating grooves are connected in the sliding grooves in a sliding mode, and the locating rods are connected with the box body through locating springs.

Preferably, the two sides of the lower end of the right box wall are provided with inclined planes matched with the positioning rods.

Preferably, both sides of one end, close to the right box wall, of the positioning rod are first inclined planes, and both sides of the positioning groove are second inclined planes matched with the first inclined planes.

Preferably, the limiting mechanism comprises a ratchet wheel, the ratchet wheel is fixedly sleeved on the screw rod, the ratchet wheel is arranged on the outer side of the box body, and the upper end of the screw rod penetrates out of the box body.

Preferably, the box body is provided with a limit groove, a limit rod matched with the ratchet wheel is connected in the limit groove in a sliding mode, the limit groove is further connected with a nut in a threaded mode, and a limit spring is arranged between the nut and the limit rod.

Preferably, one end of the limiting spring is connected with the limiting rod, and the other end of the limiting spring is in contact with the nut.

Compared with the prior art, the utility model has the beneficial effects that:

1. the fan blade is provided with the lead screw, the lead screw can drive the fan blade to move in the vertical direction by driving the screw to rotate, and meanwhile, the lead screw can be prevented from reversing under the action of the limiting rod, so that the fan blade can be well supported, in addition, when the fan blade is required to descend, the limiting rod does not have a limiting effect on the lead screw any longer by screwing out the nut, and the lead screw can rotate in any direction, so that the fan blade does not need to adopt a large specification, only a small fan blade is required to further radiate heat of a part with serious heat in the box body, if a large fan blade is adopted, the wind power is very easy to be overlarge, and therefore unnecessary damage is caused to related circuits in the box body.

2. The detachable right box wall is arranged, under the action of the positioning rod, the positioning work of the right box wall can be realized, the right box wall is prevented from falling off, and the like.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is an overall perspective view of the present invention;

FIG. 2 is an overall front view of the present invention;

FIG. 3 is a top view of the ratchet wheel of FIG. 2;

FIG. 4 is a schematic view of the right wall portion of FIG. 1;

fig. 5 is a schematic view of a part of the positioning rod of fig. 4.

Description of reference numerals:

1, a box body; 2, a travelling wheel; 3, a box door; 4 right box wall; 41 heat dissipation holes; 42 a bevel; 43 positioning grooves; 5, positioning a rod; 51 a positioning spring; 52 a chute; 6, a screw rod; 61 a nut; 7 left box wall; 71 fan blades; 72 blower fan; 8, ratchet wheel; 9, limiting rods; 91 a limiting groove; 92 a limit spring; 93 nuts.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

Example one

As shown in fig. 1-3, this embodiment provides a distribution box convenient to ventilate and dissipate heat, including box 1, box 1 both sides are provided with right tank wall 4 and left tank wall 7 respectively, left tank wall 7 and box 1 fixed connection, and right tank wall 4 can be dismantled with box 1 and be connected, all is provided with a plurality of louvre 41 on right tank wall 4 and the left tank wall 7, and louvre 41 makes things convenient for going on of heat dissipation work.

The box body 1 is rotatably connected with a screw rod 6, the upper end of the screw rod 6 penetrates through the box body 1 and is connected with a limiting mechanism, and the limiting mechanism is used for limiting the rotation of the screw rod 6; the screw rod 6 is provided with a nut 61 in a matching mode, the nut 61 is connected with the left box wall 7 in a sliding mode, the nut 61 is fixedly connected with a fan 72, and the fan 72 is connected with fan blades 71. The fan 72 is used for driving the fan blades 71 to rotate.

Wherein, the lead screw 6 is provided with two altogether, and two lead screws 6 all set up in the one side that is close to left tank wall 7, and two lead screws 6 are the same to the distance of left tank wall 7, and the quantity of fan 72 is the same with the quantity of lead screw 6, and fan 72 sets up to two, fan 72 of a lead screw 6 cooperation. The two fans 72 can be controlled independently, and only one fan 72 can be started when the heat dissipation requirement is low, so that the energy is saved.

Fixedly connected with slide rail on the left tank wall 7, screw 61 and slide rail sliding connection, the slide rail plays spacing effect to the motion of screw 61, and the upper and lower both ends of lead screw 6 all rotate with box 1 to be connected to make when lead screw 6 rotates, can drive screw 61 along the slide rail slip.

The limiting mechanism comprises a ratchet wheel 8, the ratchet wheel 8 is fixedly sleeved on the screw rod 6, the ratchet wheel 8 is arranged on the outer side of the box body 1, and the upper end of the screw rod 6 penetrates out of the box body 1. The upper end of the screw rod 6 can penetrate out of the box body 1 and then is connected with a handle, and the handle is used for conveniently driving the screw rod 6 to rotate.

The spacing groove 91 has been seted up to box 1, and sliding connection has the gag lever post 9 with 8 looks adaptations of ratchet in the spacing groove 91, and spacing groove 91 still threaded connection has nut 93, is provided with spacing spring 92 between nut 93 and the gag lever post 9. The nut 93 is arranged on one side of the box body 1 and on the outer side of the box body 1, the nut 93 is screwed out, the nut 93 does not have limiting effect on the limiting spring 92 any more at the moment, therefore, the limiting rod 9 can be separated from the ratchet wheel 8 by pulling the limiting spring 92, and the limiting rod 9 does not have limiting effect on the ratchet wheel 8 any more at the moment.

One end of a limit spring 92 is connected with the limit rod 9, and the other end of the limit spring 92 is in contact with a nut 93. A small groove matched with the limiting spring 92 is formed in the nut 93, the upper end of the limiting spring 92 is arranged in the small groove in a sliding mode, the small groove plays a limiting role in limiting the limiting spring 92, and the limiting spring 92 is prevented from deviating and the like.

Compared with the mode of large fan blades, if the rotating speed of the large fan blades is high, the large fan blades are easy to cause unnecessary damage to related circuits in the box body 1 because of overlarge wind power, and if the rotating speed of the large fan blades is low, a good heat dissipation effect cannot be achieved. And the large fan blades can seriously occupy the space in the box body 1, so that the placing work of circuits and devices in the box body 1 is inconvenient.

In the application, the mode of the small fan blades is adopted, the occupied space is small, the height of the small fan blades is adjusted, the serious part which generates heat in the box body 1 can be further cooled, the operation is convenient, a good cooling effect can be achieved, and the radiating device is suitable for cooling work under different scenes.

The box body 1 is also rotatably connected with a box door 3, and the bottom of the box body 1 is also rotatably connected with a plurality of travelling wheels 2.

Example two

As shown in fig. 1 to 5, the other structures are the same as those of the first embodiment, except that, in the present embodiment,

a plurality of constant head tank 43 has all been seted up at right

side tank wall

4 and 1 sliding connection of box, both ends about the right side tank wall 4, and a plurality of spout 52 has been seted up to box 1, and sliding connection has the locating lever 5 with constant head tank 43 looks adaptation in spout 52, and locating lever 5 passes through positioning spring 51 and links to each other with box 1.

The number of positioning grooves 43 is the same as the number of slide grooves 52. Each is provided with 4 constant head tank 43 and spout 52, and right tank wall 4 cross section is the rectangle, and wherein constant head tank 43 sets up respectively in four right angles departments that are close to right tank wall 4, and spout 52 sets up on constant head tank 43 one side.

Positioning spring 51 slides and sets up in spout 52, and positioning spring 51's one end links to each other with locating lever 5, and positioning spring 51's the other end links to each other with spout 52 inner wall, and under positioning spring 51's effect, locating lever 5 can with constant head tank 43 in close contact with to realize the relatively fixed work of right tank wall 4 position.

Both sides of one end, close to the right box wall 4, of the positioning rod 5 are first inclined planes, and both sides of the positioning groove 43 are second inclined planes matched with the first inclined planes. The contact surfaces of the positioning rod 5 and the positioning groove 43 are inclined surfaces, and the inclined surfaces are a first inclined surface and a second inclined surface, which can improve the fixing effect on the right box wall 4 and prevent the right box wall 4 from shaking,

both sides of the lower end of the right box wall 4 are provided with inclined planes 42 matched with the positioning rods 5. The inclined surface 42 is provided for the purpose of bringing the inclined surface 42 into contact with the first inclined surface of the positioning rod 5 first to cause the positioning rod 5 to move horizontally and compress the positioning spring 51 when the mounting is performed.

And the locating lever 5 both sides are first inclined plane, therefore when the constant head tank 43 upward movement, under the effect on second inclined plane for 5 horizontal direction of locating lever remove, and positioning spring 51 compresses, can realize the dismantlement work of right tank wall 4.

The specific working process is as follows: when the fan blade 71 needs to be lifted, the screw rod 6 rotates the screw rod 6 to drive the fan 72 and the fan blade 71 to lift through the nut 61. When the fan blade 71 needs to descend, the nut 93 is screwed out, at the moment, the nut 93 does not limit the movement of the limiting spring 92 any more, so that the limiting rod 9 is separated from the ratchet wheel 8, at the moment, the screw rod 6 can be rotated randomly, and the descending work of the height of the fan blade 71 is realized.

While embodiments of the utility model have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the utility model, the scope of which is defined by the claims and their equivalents.

Claims

1. The distribution box convenient for ventilation and heat dissipation comprises a box body (1) and is characterized in that a right box wall (4) and a left box wall (7) are respectively arranged on two sides of the box body (1), the box body (1) is rotatably connected with a lead screw (6), and the upper end of the lead screw (6) penetrates through the box body (1) and is connected with a limiting mechanism; the screw rod (6) is provided with a nut (61) in a matched mode, the nut (61) is connected with the left box wall (7) in a sliding mode, the nut (61) is connected with a fan (72), and the fan (72) is connected with fan blades (71); the right box wall (4) is detachably connected with the box body (1), and a plurality of heat dissipation holes (41) are formed in the right box wall (4) and the left box wall (7).

2. The distribution box convenient to ventilate and dissipate heat according to claim 1, wherein the upper end and the lower end of the right box wall (4) are both provided with a positioning groove (43), the box body (1) is provided with a plurality of sliding grooves (52), the sliding grooves (52) are slidably connected with positioning rods (5) matched with the positioning grooves (43), and the positioning rods (5) are connected with the box body (1) through positioning springs (51).

3. The distribution box convenient for ventilation and heat dissipation of claim 2, wherein both sides of the lower end of the right box wall (4) are provided with inclined planes (42) matched with the positioning rods (5).

4. The distribution box convenient to ventilate and dissipate heat according to claim 2, wherein both sides of one end of the positioning rod (5) close to the right box wall (4) are first inclined surfaces, and both sides of the positioning groove (43) are second inclined surfaces matched with the first inclined surfaces.

5. The distribution box convenient to ventilate and radiate according to claim 1, characterized in that, the limiting mechanism comprises a ratchet wheel (8), the ratchet wheel (8) is fixedly sleeved on the screw rod (6), the ratchet wheel (8) is arranged outside the box body (1), and the upper end of the screw rod (6) penetrates out of the box body (1).

6. The distribution box convenient to ventilate and dissipate heat according to claim 5, wherein the box body (1) is provided with a limiting groove (91), a limiting rod (9) matched with the ratchet wheel (8) is connected in the limiting groove (91) in a sliding manner, the limiting groove (91) is further connected with a nut (93) in a threaded manner, and a limiting spring (92) is arranged between the nut (93) and the limiting rod (9).

7. The distribution box convenient for ventilation and heat dissipation of claim 6, wherein one end of the limiting spring (92) is connected with the limiting rod (9), and the other end of the limiting spring (92) is in contact with the nut (93).