CN213782642U

CN213782642U - Distribution box

Info

Publication number: CN213782642U
Application number: CN202023067052.0U
Authority: CN
Inventors: 潘志胜
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-18
Filing date: 2020-12-18
Publication date: 2021-07-23
Anticipated expiration: 2030-12-18

Abstract

The utility model discloses a distribution box, including the face lid, the face lid includes fixed frame and door closure, and the door closure rotates and sets up on fixed frame, be equipped with the fan on the medial surface of door closure, the door closure corresponds the fan position and is equipped with the air-out passageway, and the air outlet and the air-out passageway intercommunication of fan, door closure still are equipped with inlet air channel, and inlet air channel makes the inside and outside both sides intercommunication of door closure. This kind of block terminal forms negative pressure zone through the fan in the door closure inboard, and cold wind gets into from inlet air channel to discharge the heat from the air-out passageway fast, thereby avoid at the inside high temperature of block terminal, overall structure is simple, reasonable in design.

Description

Distribution box

Technical Field

The utility model relates to a block terminal technical field specifically is a quick radiating block terminal.

Background

At present, the block terminal includes box and face lid, and the box all inlays in the wall, and only the face lid exposes, and electrical equipment all installs in the block terminal, and produced heat can't in time be to the external world scattered away to influence electrical equipment's normal operating.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome above-mentioned prior art's weak point, and provide a quick radiating block terminal.

The purpose of the utility model is realized like this.

The utility model provides a distribution box, includes the face lid, and the face lid includes fixed frame and door closure, and the door closure rotates and sets up on fixed frame, be equipped with the fan on the medial surface of door closure, the door closure corresponds the fan position and is equipped with the air-out passageway, and the air outlet and the air-out passageway intercommunication of fan, door closure still are equipped with inlet channel, and inlet channel makes the inside and outside both sides intercommunication of door closure. This kind of block terminal forms negative pressure zone through the fan in the door closure inboard, and cold wind gets into from inlet air channel to discharge the heat from the air-out passageway fast, thereby avoid at the inside high temperature of block terminal, overall structure is simple, reasonable in design.

As more specific scheme, the medial surface of door closure extends there is the boss, is equipped with the fixing base on the boss, and fixing base and boss are dismantled and are connected, are equipped with the installation cavity in the fixing base, and the fan setting is in the installation cavity, and the fixing base bottom is equipped with the fretwork position, and the inboard of fretwork position intercommunication door closure and the air intake of fan, boss are equipped with the ventilation hole, the air outlet and the air-out passageway of ventilation hole intercommunication fan. The fixing base facilitates the installation and fixation of the fan.

As more specific scheme, be equipped with a plurality of archs on the boss, the equidistance annular is arranged between the arch, all is equipped with the draw-in groove on each arch, and the draw-in groove opening sets up along the circumferencial direction, and the fixing base periphery corresponds the draw-in groove and extends the fixture block, and in the fixing base inserted the ventilation hole, the fixture block of fixing base was put in the clearance between the arch, rotates the fixing base, makes in the fixture block inserts corresponding draw-in groove. The fixing seat and the door cover are simple in mounting structure and convenient to mount and dismount.

As a more specific scheme, a limiting block is arranged on the clamping block. A limiting block for preventing the clamping block from being excessively inserted into the clamping groove

As more specific scheme, the lateral surface of door closure is recessed to have the heavy groove, makes the medial surface of door closure form the boss, heavy groove center is equipped with the ventilation hole, heavy groove bottom surface is equipped with a plurality of jacks, the equidistance annular is arranged between the jack, still be equipped with windshield and solid fixed ring in the heavy groove, the windshield medial surface is equipped with a plurality of spacing posts, be equipped with first space between the spacing post, gu fixed ring medial surface corresponds the jack and is equipped with first elasticity pothook, it is equipped with first ring channel to correspond the windshield, the windshield is arranged in first ring channel, gu fixed ring arranges the heavy groove in together with the windshield, first elasticity pothook inserts in the corresponding jack, gu fixed ring presss from both sides tight windshield with the door closure, spacing post offsets with heavy groove bottom surface, gu leave the second space between fixed ring and the heavy groove lateral wall, second space and first space intercommunication and together constitute air-out passageway. The air-out passageway design is hidden, and in external dust and foreign matter were difficult for getting into the block terminal through the air-out passageway, safe in utilization.

As more specific scheme, be equipped with the reference column in the installation cavity, the fan corresponds the reference column and is equipped with the locating hole, still is equipped with second elasticity pothook in the installation cavity, and the fan lateral wall corresponds second elasticity pothook and is equipped with the fixed slot, and the installation cavity is arranged in to the fan, and the reference column inserts corresponding locating hole, and second elasticity pothook is connected with the fixed slot buckle. The fan and the fixing seat are simple and easy in installation structure.

As a more specific scheme, at least one groove is arranged on the outer side surface of the door cover, a plurality of first through holes are arranged on the side wall of the groove, the first through holes are communicated with the inner side of the door cover, and the air inlet channel is formed by the first through holes. The air inlet channel is designed to be hidden.

More specifically, the groove is horizontally disposed, and the first through hole is provided in a side wall of the groove above the groove. External dust and foreign matters are not easy to enter the distribution box through the air inlet channel, and the use is safe

As a more specific scheme, a second annular groove is formed in the outer side face of the door cover, a plurality of second through holes are formed in the side wall of the second annular groove, the second through holes are arranged in an equidistant annular mode, and the second through holes jointly form the air outlet channel. The design of the air outlet channel is hidden.

More specifically, the second through hole is provided in an inner side wall of the second annular groove. External dust and foreign matters are not easy to enter the distribution box through the air outlet channel, and the use is safe.

The utility model discloses following beneficial effect has:

(1) this kind of block terminal forms negative pressure zone through the fan in the door closure inboard, and cold wind gets into from inlet air channel to discharge the heat from the air-out passageway fast, thereby avoid at the inside high temperature of block terminal, overall structure is simple, reasonable in design.

(2) Secondly, the fan and the fixing seat are simple and easy in installation structure, and the fixing seat and the door cover are simple in installation structure, convenient to assemble and disassemble and convenient to produce and manufacture.

(3) Moreover, air-out passageway and air inlet channel structural design are hidden, and in external dust and foreign matter were difficult for getting into the block terminal through the air-out passageway, safe in utilization.

Drawings

Fig. 1 is a schematic structural diagram of a distribution box according to an embodiment.

Fig. 2 is a schematic structural diagram (inside view of the distribution box) of the distribution box according to the embodiment.

Fig. 3 is an exploded schematic view of a distribution box according to an embodiment.

Fig. 4 is an exploded view (another view) of a distribution box according to an embodiment.

Fig. 5 is a schematic sectional view taken along the line a-a in fig. 2.

Fig. 6 is an enlarged view of fig. 5 at C.

Fig. 7 is a schematic cross-sectional view taken along the direction B-B in fig. 2.

Fig. 8 is an enlarged view of fig. 7 at D.

Detailed Description

The invention will be further described with reference to the following drawings and examples:

first embodiment, referring to fig. 1-8, a distribution box comprises a panel cover 1, wherein the panel cover 1 comprises a fixed frame 2, a door cover 3 and a fan 4, and the door cover 3 is rotatably arranged on the fixed frame 2. A sinking groove 31 is recessed on the outer side surface of the door cover 3, the sinking groove 31 extends towards the outer side of the door cover 3, so that a boss 32 is formed on the inner side surface of the door cover 3, a vent hole 30 is arranged in the center of the sinking groove 31, the vent hole 30 extends out of the boss 32, a plurality of insertion holes 33 are arranged on the bottom surface of the sinking groove 31, the insertion holes 33 are arranged in an equidistant annular manner, the boss 32 extends out of the insertion holes 33, a windshield 5 and a fixing ring 6 are further arranged in the sinking groove 31, a plurality of limiting columns 51 are arranged on the inner side surface of the windshield 5, a first gap 52 is arranged between the limiting columns 51, a first elastic hook 61 is arranged on the inner side surface of the fixing ring 6 corresponding to the insertion hole 33, a first annular groove 62 is arranged corresponding to the windshield 5, the windshield 5 is arranged in the first annular groove 62, the fixing ring 6 and the windshield 5 are arranged in the sinking groove 31 together with the windshield 5, the first elastic hook 61 is inserted into the corresponding insertion hole 33, the fixing ring 6 and the door cover 3 tightly clamps the windshield 5, the limiting columns 51 are abutted against the bottom surface of the sinking groove 31, a second gap 63 is reserved between the fixing ring 6 and the side wall of the sinking groove 31, and the second gap 63 is communicated with the first gap 52 to form the air outlet channel 11.

Extend a plurality of archs 34 on the boss 32, equidistance annular is arranged between the arch 34, all be equipped with draw-in groove 35 on each arch 34, and draw-in groove 35 opening sets up along the circumferencial direction, be equipped with fixing base 7 on the

boss

32, 7 peripheral draw-in grooves 35 that correspond of fixing base extend fixture block 71, be equipped with stopper 75 on fixture block 71, fixing base 7 inserts in the ventilation hole 30, fixture block 71 of fixing base 7 is put in the clearance between the arch 34, rotate fixing base 7, make fixture block 71 insert in the corresponding draw-in groove 35, offset until stopper 75 and arch 34.

Be equipped with installation cavity 70 in the fixing base 7, be equipped with reference column 72 in the installation cavity 70, fan 4 corresponds reference column 72 and is equipped with locating hole 41, still be equipped with second elasticity pothook 73 in the installation cavity 70, the lateral wall of fan 4 corresponds second elasticity pothook 73 and is equipped with fixed slot 42, fan 4 is arranged in installation cavity 70, reference column 72 inserts corresponding locating hole 41, second elasticity pothook 73 is connected with fixed slot 42 buckle, installation cavity 70 bottom is equipped with fretwork position 74, fretwork position 74 communicates door closure 3's inboard and fan 4's air intake, fan 4's air outlet passes through ventilation hole 30 and air-out passageway 11 intercommunication.

The lateral surface of the door cover 3 is provided with a horizontal groove 36, the groove 36 is positioned below the sinking groove 31, the side wall of the groove 36 positioned above is provided with a plurality of first through holes 37, the first through holes 37 are arranged at equal intervals, the first through holes 37 are communicated with the inner side of the door cover 3, and the first through holes 37 jointly form an air inlet channel 12.

The utility model discloses well fan 4 is axial fan 4, and the equidistance interval sets up between jack 33 and the arch 34.

The fan 4 rotates, blows the gas in the distribution box to the windshield 5 through the vent holes 30, and the windshield 5 makes the air current disperse and discharge to the outside of the door closure 3 through the first gap 52 and the second gap 63, namely the heat in the distribution box distributes to the outside air along with the air current from the air outlet channel 11, and simultaneously, the distribution box is in a negative pressure state because the gas is sucked away, and the outside low temperature air enters the distribution box through the air inlet channel 12.

The second embodiment is different from the first embodiment in that: the lateral surface of door closure 3 is equipped with the second ring channel, and the second ring channel extends to the medial surface of door closure 3 and forms boss 32, and the inside wall of second ring channel is equipped with a plurality of second through-holes, and the equidistance annular is arranged between the second through-hole, and a plurality of second through-holes constitute jointly air-out passageway 11.

Claims

1. The utility model provides a distribution box, includes face lid (1), and face lid (1) includes fixed frame (2) and door closure (3), and door closure (3) rotate to set up on fixed frame (2), characterized by, be equipped with fan (4) on the medial surface of door closure (3), door closure (3) correspond fan (4) position and are equipped with air-out passageway (11), and the air outlet and air-out passageway (11) the intercommunication of fan (4), door closure (3) still are equipped with inlet channel (12), and inlet channel (12) make the inside and outside both sides intercommunication of door closure (3).

2. The distribution box according to claim 1, wherein a boss (32) extends from an inner side surface of the door cover (3), a fixing seat (7) is arranged on the boss (32), the fixing seat (7) is detachably connected with the boss (32), a mounting cavity (70) is arranged in the fixing seat (7), the fan (4) is arranged in the mounting cavity (70), a hollowed-out portion (74) is arranged at the bottom of the fixing seat (7), the hollowed-out portion (74) is communicated with an inner side of the door cover (3) and an air inlet of the fan (4), a ventilation hole (30) is formed in the boss (32), and the ventilation hole (30) is communicated with an air outlet and an air outlet channel (11) of the fan (4).

3. The distribution box according to claim 2, wherein a plurality of protrusions (34) are arranged on the boss (32), the protrusions (34) are arranged in an equidistant annular manner, each protrusion (34) is provided with a clamping groove (35), the openings of the clamping grooves (35) are arranged along the circumferential direction, clamping blocks (71) extend from the periphery of the fixing base (7) corresponding to the clamping grooves (35), the fixing base (7) is inserted into the ventilation holes (30), the clamping blocks (71) of the fixing base (7) are placed in gaps among the protrusions (34), and the fixing base (7) is rotated to enable the clamping blocks (71) to be inserted into the corresponding clamping grooves (35).

4. The electrical box according to claim 3, wherein the latch (71) is provided with a stopper (75).

5. The distribution box according to claim 2, wherein a sunken groove (31) is recessed in the outer side surface of the door cover (3), so that the inner side surface of the door cover (3) forms the boss (32), the center of the sunken groove (31) is provided with the vent hole (30), the bottom surface of the sunken groove (31) is provided with a plurality of jacks (33), the jacks (33) are arranged in an equidistant annular manner, the sunken groove (31) is further provided with a windshield (5) and a fixing ring (6), the inner side surface of the windshield (5) is provided with a plurality of limiting columns (51), a first gap (52) is arranged between the limiting columns (51), the inner side surface of the fixing ring (6) is provided with a first elastic hook (61) corresponding to the jack (33), a first annular groove (62) corresponding to the windshield (5), the windshield (5) is arranged in the first annular groove (62), the fixing ring (6) and the windshield (5) are arranged in the sunken groove (31), in first elasticity pothook (61) inserted corresponding jack (33), fixed ring (6) and door closure (3) pressed from both sides tight windshield (5), spacing post (51) supported with heavy groove (31) bottom surface, left second space (63) between fixed ring (6) and heavy groove (31) lateral wall, second space (63) and first space (52) intercommunication and constitute jointly air-out passageway (11).

6. The distribution box according to claim 2, wherein a positioning column (72) is disposed in the mounting cavity (70), the fan (4) is provided with a positioning hole (41) corresponding to the positioning column (72), a second elastic hook (73) is further disposed in the mounting cavity (70), a fixing groove (42) is disposed on the outer side wall of the fan (4) corresponding to the second elastic hook (73), the fan (4) is disposed in the mounting cavity (70), the positioning column (72) is inserted into the corresponding positioning hole (41), and the second elastic hook (73) is in snap-fit connection with the fixing groove (42).

7. The distribution box according to claim 1, characterized in that the outer side of the door cover (3) is provided with at least one groove (36), the side wall of the groove (36) is provided with a plurality of first through holes (37), the first through holes (37) are communicated with the inner side of the door cover (3), and the plurality of first through holes (37) jointly form the air inlet channel (12).

8. Electrical box according to claim 7, characterised in that said recess (36) is arranged horizontally and in that the first through hole (37) is arranged in the upper side wall of the recess (36).

9. The distribution box according to claim 1, characterized in that the outer side of the door cover (3) is provided with a second annular groove, the side wall of the second annular groove is provided with a plurality of second through holes, the second through holes are arranged in an equidistant annular manner, and the plurality of second through holes jointly form the air outlet channel (11).

10. The electrical box of claim 9, wherein said second through-hole is disposed in an inner sidewall of said second annular groove.