CN211959912U

CN211959912U - Cooling structure for circuit selector

Info

Publication number: CN211959912U
Application number: CN202020891514.1U
Authority: CN
Inventors: 许英娜
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-25
Filing date: 2020-05-25
Publication date: 2020-11-17
Anticipated expiration: 2030-05-25

Abstract

The utility model discloses a circuit selector is with cooling structure, including fan main part, circuit selector shell and wind gap, the inside fan main part that is provided with of circuit selector shell, and circuit selector shell outer wall has seted up the wind gap, the wind gap outer wall is provided with closing device, and both ends inner wall is connected with the rotor plate through the pivot around the wind gap, the draw-in groove has been seted up to rotor plate bottom inside, and the inside embedded fixture block that has of draw-in groove, fixture block outer wall winding has the second spring, fan main part bottom is provided with installation mechanism. The utility model discloses a promote the rotor plate, make the rotor plate take place to rotate, the rotor plate is closed with the wind gap this moment, drives first spring and stretches, and the staff loosens the switch this moment, makes inside the fixture block embedding draw-in groove under the elastic action of second spring to play fixed effect, inside avoiding the dust to get into the line selector shell through the wind gap, guaranteed that can not be stained with on the fan flabellum and attach the dust, promoted the cooling effect of device.

Description

Cooling structure for circuit selector

Technical Field

The utility model relates to a circuit selector technical field specifically is a circuit selector is with cooling structure.

Background

The circuit selector is generally used for physical isolation, can play safe in utilization's effect, and the inside general bolt installation fan that can play the cooling effect through fan work of circuit selector, avoids the inside temperature of circuit selector higher and damage, and present cooling structure for the circuit selector satisfies people's demand basically, but still has some problems.

Present cooling structure for circuit selector, circuit selector inner space is comparatively narrow and small, and is comparatively inconvenient when fixed with the fan through the bolt and dismantle, and the screwdriver is not convenient for operate inside narrow and small space, and when the fan damaged the back, the maintenance efficiency of device receives the influence.

And present cooling structure for circuit selector, circuit selector outer wall generally are provided with the wind gap, and inside fan work can inhale outside air in circuit selector through the wind gap when using, reach the cooling effect, but when not using, the wind gap is inside to be stained with easily attaches to the dust and leads to the fan flabellum to be stained with and attaches to the dust and has influenced rotation efficiency to reduce heat sink's result of use, consequently need a cooling structure for circuit selector urgently to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cooling structure for circuit selector to solve the traditional cooling structure for circuit selector that provides in the above-mentioned background art, the wind gap is inside to be stained with easily attaches the dust, and fan blade surface is stained with easily and attaches the problem that the dust has reduced the result of use of heat sink during the use.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a cooling structure for circuit selector, includes fan main part, circuit selector shell and wind gap, the inside fan main part that is provided with of circuit selector shell, and circuit selector shell outer wall has seted up the wind gap, the wind gap outer wall is provided with closing device, and both ends inner wall is connected with the rotor plate through the pivot around the wind gap, the draw-in groove has been seted up to rotor plate bottom inside, and the inside fixture block that has inlayed of draw-in groove, the winding of fixture block outer wall has the second spring, and fixture block bottom fixedly connected with switch, fan main part bottom is provided with installation mechanism.

Preferably, the closing device comprises a rotating plate, a first spring, a fixing plate, a clamping groove, a clamping block, a second spring and a switch, the outer wall of the top end of the rotating plate is connected with the fixing plate through the first spring, and the fixing plate is fixedly connected to the outer wall of the shell of the line selector.

Preferably, installation mechanism includes lead screw, handle, movable sleeve, gag lever post, movable block and recess, the fan main part bottom left and right sides all is connected with the lead screw through the bearing, and is two sets of the lead screw deviates from the all fixedly connected with handle in one side mutually, and is two sets of the movable sleeve has all been cup jointed to the lead screw outer wall, and the inside gag lever post that has run through in movable sleeve top, gag lever post fixed connection is in fan main part outer wall, and the fixed connection of movable sleeve bottom has the movable block, the movable block is embedded in the recess, and the recess is seted up inside the line selector shell.

Preferably, the shape of the clamping block is the same as that of the clamping groove, the clamping groove is rectangular, and the size of the clamping groove is matched with that of the clamping block ruler.

Preferably, the maximum telescopic length of the second spring is greater than the length of the clamping groove, an opening is formed in the front end of the circuit selector shell, and the width of the opening is equal to the width of the switch.

Preferably, the inner wall of the movable sleeve is provided with threads matched with the outer wall of the screw rod, and the diameter of the inner part of the movable sleeve is equal to that of the screw rod.

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

1. the cooling structure for the circuit selector is provided with the rotating plate, the first spring, the fixed plate, the clamping groove, the clamping block, the second spring and the switch, when the cooling structure is not used, the rotating plate is pushed to rotate, the air opening is closed by the rotating plate at the moment, the first spring is driven to stretch, the switch is loosened by a worker at the moment, and the clamping block is embedded into the clamping groove under the elastic action of the second spring, so that the fixing effect is achieved, dust is prevented from entering the interior of a circuit selector shell through the air opening, the fact that dust is not attached to fan blades is guaranteed, and the cooling effect of the cooling structure is improved;

2. this cooling structure for circuit selector is provided with the lead screw, the handle, the movable sleeve, the gag lever post, movable block and recess, make the lead screw rotate through rotating the handle, the movable sleeve slides along the gag lever post outer wall under the effect of screw thread this moment, it is inside to drive movable block embedding recess to it is fixed with fan and circuit selector shell low side, it is comparatively convenient that this kind of mode is dismantled, it is more simple and convenient for traditional bolt dismantlement, need not utilize the screwdriver to dismantle in narrow and small space, the dismantlement efficiency of device has been promoted.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

fig. 2 is an enlarged schematic structural view of a point a in fig. 1 according to the present invention;

fig. 3 is an enlarged schematic structural view of the utility model at the position B in fig. 1;

fig. 4 is a schematic view of a top-view cross-sectional structure of the fan of the present invention.

In the figure: 1. a fan main body; 2. a line selector housing; 3. a tuyere; 411. a rotating plate; 412. a first spring; 413. a fixing plate; 414. a card slot; 415. a clamping block; 416. a second spring; 417. a switch; 511. a screw rod; 512. a handle; 513. a movable sleeve; 514. a limiting rod; 515. a movable block; 516. and (4) a groove.

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. 1-4, the present invention provides an embodiment: a cooling structure for a line selector comprises a fan body 1, a line selector shell 2 and an air port 3, wherein the fan body 1 is arranged inside the line selector shell 2, the air port 3 is formed in the outer wall of the line selector shell 2, a closing device is arranged on the outer wall of the air port 3, the closing device comprises a rotating plate 411, a first spring 412, a fixing plate 413, a clamping groove 414, a clamping block 415, a second spring 416 and a switch 417, the inner walls of the front end and the rear end of the air port 3 are connected with the rotating plate 411 through rotating shafts, the outer wall of the top end of the rotating plate 411 is connected with the fixing plate 413 through the first spring 412, the fixing plate 413 is fixedly connected to the outer wall of the line selector shell 2, the rotating plate 411 can be ensured to be always in a closed state under the elastic action of the first spring 412, the clamping groove 414 is formed inside the bottom end of the rotating plate 411, the size of the clamping groove 414 is matched with the size of the clamping block 415, the clamping block 415 can be embedded into the clamping groove 414 under the elastic action of the second spring 416 through the design, so that the rotating plate 411 is fixed, the rotating plate 411 is prevented from shaking, the rotating plate 411 can close the air inlet 3, dust can not enter the interior of the line selector shell 2, the second spring 416 is wound on the outer wall of the clamping block 415, the bottom end of the clamping block 415 is fixedly connected with a switch 417, the maximum expansion length of the second spring 416 is greater than the length of the clamping groove 414, after the switch 417 is pulled downwards, the second spring 416 is stretched, the stretching length of the second spring 416 can ensure that the clamping block 415 and the clamping groove 414 are completely separated, an opening is formed in the front end of the line selector shell 2, the opening width is equal to the width of the switch 417, the limit is prevented from being applied when the switch 417 moves, a worker can pull the, the use is more convenient;

the bottom end of the fan main body 1 is provided with a mounting mechanism, the mounting mechanism comprises a screw rod 511, a handle 512, a movable sleeve 513, a limiting rod 514, a movable block 515 and a groove 516, the left side and the right side of the bottom end of the fan main body 1 are connected with the screw rod 511 through bearings, one side of each of the two groups of screw rods 511, which is opposite to the other side, is fixedly connected with the handle 512, the outer walls of the two groups of screw rods 511 are sleeved with the movable sleeve 513, the limiting rod 514 penetrates through the top end of the movable sleeve 513, the limiting effect can be achieved by arranging the limiting rod 514, the movable sleeve 513 is prevented from rotating along the thread direction of the outer wall of the screw rod 511, the limiting rod 514 is fixedly connected with the outer wall of the fan main body 1, the bottom end of the movable sleeve 513 is fixedly connected with the movable block 515, the movable block 515 is embedded in the groove 516, the screw 511 is rotated by rotating the handle 512, at this time, the movable sleeve 513 drives the movable block 515 to move in the opposite direction away from the groove 516 under the action of the screw, and at this time, the space between the fan main body 1 and the line selector housing 2 is no longer limited, and the fan main body 1 can be pulled upwards to be taken out.

The working principle is as follows: when the air inlet 3 is in an open state, the air inlet 3 can be closed and fixed through the rotating plate 411 in a similar way when the air inlet is not used, and dust can not enter the interior of the line selector shell 2;

when needing to dismantle fan main part 1, through rotating two sets of handles 512, two sets of lead screws 511 take place to rotate this moment, make two sets of movable sleeves 513 remove to the one side that deviates from mutually gradually under the effect of screw thread, movable sleeve 513 top slides along gag lever post 514 outer wall this moment, can avoid movable sleeve 513 and movable block 515 to take place to rotate, make movable block 515 break away from inside recess 516 completely, fan main part 1 no longer receives spacingly this moment, upwards the pulling can take out it.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a cooling structure for circuit selector, includes fan main part (1), circuit selector shell (2) and wind gap (3), inside fan main part (1) that is provided with of circuit selector shell (2), and wind gap (3), its characterized in that have been seted up to circuit selector shell (2) outer wall: wind gap (3) outer wall is provided with closing device, and wind gap (3) front and back both ends inner wall is connected with rotor plate (411) through the pivot, draw-in groove (414) have been seted up to rotor plate (411) bottom inside, and draw-in groove (414) inside is embedded to have fixture block (415), fixture block (415) outer wall winding has second spring (416), and fixture block (415) bottom fixedly connected with switch (417), fan main part (1) bottom is provided with installation mechanism.

2. The cooling structure for a line selector as claimed in claim 1, wherein: the closing device comprises a rotating plate (411), a first spring (412), a fixing plate (413), a clamping groove (414), a clamping block (415), a second spring (416) and a switch (417), wherein the outer wall of the top end of the rotating plate (411) is connected with the fixing plate (413) through the first spring (412), and the fixing plate (413) is fixedly connected to the outer wall of the line selector shell (2).

3. The cooling structure for a line selector as claimed in claim 1, wherein: installation mechanism includes lead screw (511), handle (512), movable sleeve (513), gag lever post (514), movable block (515) and recess (516), the fan main part (1) bottom left and right sides all is connected with lead screw (511) through the bearing, and is two sets of all fixedly connected with handle (512) in one side are carried on the back in lead screw (511) two sets of movable sleeve (513) has all been cup jointed to lead screw (511) outer wall, and has inside running through gag lever post (514) in movable sleeve (513) top, gag lever post (514) fixed connection in fan main part (1) outer wall, and movable sleeve (513) bottom fixedly connected with movable block (515), embedded in recess (516) movable block (515), and inside circuit selector shell (2) is seted up in recess (516).

4. The cooling structure for a line selector as claimed in claim 2, wherein: the shape of the clamping block (415) is the same as that of the clamping groove (414), the clamping groove (414) is rectangular, and the size of the clamping groove (414) is matched with that of the clamping block (415).

5. The cooling structure for a line selector as claimed in claim 2, wherein: the maximum extension length of the second spring (416) is larger than the length of the clamping groove (414), an opening is formed in the front end of the circuit selector shell (2), and the width of the opening is equal to the width of the switch (417).

6. A cooling structure for a line selector as set forth in claim 3, wherein: the inner wall of the movable sleeve (513) is provided with threads matched with the outer wall of the screw rod (511), and the inner diameter of the movable sleeve (513) is equal to that of the screw rod (511).