CN203783936U - Ventilation device - Google Patents
Ventilation device Download PDFInfo
- Publication number
- CN203783936U CN203783936U CN201420148089.1U CN201420148089U CN203783936U CN 203783936 U CN203783936 U CN 203783936U CN 201420148089 U CN201420148089 U CN 201420148089U CN 203783936 U CN203783936 U CN 203783936U
- Authority
- CN
- China
- Prior art keywords
- circuit board
- box
- air interchanger
- board box
- terminal box
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
A ventilation device comprises a framework with an air inlet and an air outlet in the two side surfaces, wherein snail casing provided with a motor and fan blades is arranged in the framework, and a circuit board box and a junction box are also arranged in the framework; a circuit board is accommodated in the circuit board box and obliquely arranged relative to the top surface of the circuit board box; a part of the circuit board, relatively close to the top surface of the circuit board box, is a high part; a part of the circuit board, relatively far from the top surface of the circuit board box, is a low part; the junction box is arranged in the circuit board box; the bottom surface of the junction box is located above an electronic component arranged at the low part of the circuit board. The ventilation device has the advantages that by decreasing the total volume of the circuit board box and the junction box structure, the area of an air channel in the ventilation device is ensured, and the convenience for mounting can be improved.
Description
Technical field
The utility model is about a kind of air interchanger.
Background technique
Known air interchanger comprises: bi-side are respectively equipped with the framework of exhaust outlet and intake grill, described framework inside is provided with the hodmadod with flabellum and motor, when air interchanger uses the direct current generator that needs circuit board driving, air interchanger just must be provided for the circuit board box and the terminal box being connected for power line isoelectric line that circuit board is installed.
Air interchanger arranges circuit board box and terminal box, it is large that the space occupying like this becomes, the words that are arranged at framework inside can cause the air channel area of framework inside to reduce, affect air interchanger performance, the words that are arranged at framework outside will make air interchanger volume become large, inconvenience is installed, and packing cost also can improve.
In order to solve above-mentioned problem; the utility model spy provides a kind of air interchanger, by reducing the total volume of circuit board box and terminal box, guarantees the air channel area of air interchanger inside; improve convenience is installed, and can touch the live part in circuit board box and terminal box by anti-sealing.
Model utility content
The purpose of this utility model is to provide a kind of air interchanger, reduces the total volume of its circuit board box and junction box structure.
For achieving the above object, the utility model provides a kind of air interchanger, comprising: bi-side are respectively equipped with the framework of intake grill and exhaust outlet, and described framework inside is provided with the hodmadod with flabellum and motor, and described framework inside is provided with circuit board box and terminal box; Circuit board is accommodated in that described circuit board box is inner, the setting of relatively described circuit board box top surface inclination, and from described circuit board box end face, the part close to is high portion to described circuit board, and the part from described circuit board box end face away from is lower curtate; Described set of terminal box is inner in described circuit board box, and the bottom surface of described terminal box is positioned at the electric elements top that is arranged on described circuit board lower curtate.
The end face of described terminal box is provided with square card complex hole, and the corresponding described card complex hole of the end face place of described circuit board box is provided with the projection that can fasten.
A side of described circuit board box is provided with " U " font breach, and a side of described terminal box snaps in described breach.
The both sides of described breach are provided with groove, and described terminal box is provided with the flange snapping in described groove.
Described terminal box is provided with the connector cover that covers terminal box end face opening, this connector cover is screwed on the opening of end face of terminal box, the end face of terminal box is provided with the screw assembly department that holds described screw, described screw assembly department end face opening, sealing bottom surface setting.
Described terminal box is provided with the connector cover that covers terminal box end face opening, and the air interchanger side that the end face of described connector cover is close between air interchanger intake grill and exhaust outlet arranges, and described connector cover is arranged on this air interchanger side.
Described circuit board box is the first side near the side of air interchanger intake grill, side near air interchanger exhaust outlet is the second side, shorter to the distance the air interchanger side of mounting circuit boards box than the top of described the second side to the distance the air interchanger side of mounting circuit boards box from the top of described the first side.
The handle protruding to this outside, side is set on any one side of described circuit board box, and described handle inner side is hollow part, and this hollow part is communicated with described circuit board box bottom surface.
The utility model has the advantage of, guarantee the air channel area of air interchanger inside, improve convenience is installed, and can touch the live part in circuit board box and terminal box by anti-sealing.
Accompanying drawing explanation
Fig. 1 is the imaginary general illustration of removing air interchanger part side of the present utility model;
Fig. 2 is the schematic diagram of circuit board box of the present utility model;
Fig. 3 A is one of schematic diagram of being installed together of circuit board box of the present utility model and terminal box;
Fig. 3 B is two of the schematic diagram that is installed together of circuit board box of the present utility model and terminal box;
Fig. 4 is that circuit board box of the present utility model and terminal box are installed together, and the schematic diagram of connector cover is installed;
Fig. 5 is the schematic diagram that connector cover is not installed of the present utility model;
Fig. 6 is the schematic diagram of installation connector cover of the present utility model;
Embodiment
Fig. 1 is the imaginary general illustration of removing air interchanger part side of the present utility model; Fig. 2 is the schematic diagram of circuit board box of the present utility model; Fig. 3 A is one of schematic diagram of being installed together of circuit board box of the present utility model and terminal box.
As shown in the figure, air interchanger 10 of the present utility model, comprise: bi-side are respectively equipped with the framework 13 of intake grill 11 and exhaust outlet 12, described framework 13 inside are provided with the hodmadod 16 with flabellum 14 and motor 15, described framework 13 inside are provided with circuit board box 20 and terminal box 30, circuit board 21 is accommodated in described circuit board box 20 inside, the end face 24 of relatively described circuit board box 20 is obliquely installed, from the end face 24 of described circuit board box 20, the part close to is high portion 22 to described circuit board 21, part from the end face 24 of described circuit board box 20 away from is lower curtate 23, described terminal box 30 is arranged at described circuit board box 20 inside, the bottom surface 31 of described terminal box 30 is positioned at electric elements 40 tops of the lower curtate 23 that is arranged on described circuit board 21.
The utility model calls the face that circuit board 21 is installed the bottom surface 26 of circuit board box 20, and the face relative with described bottom surface 26 is the end face 24 of circuit board box 20, and the face that bottom surface 26 and the end face 24 of described circuit board box 20 fold is the side 27 of circuit board box 20.For convenience of assembler, carry out the operation of circuit board 21 mounting or dismounting etc., the end face 24 of described circuit board box 20 is provided with opening 241.In addition, the face that tenminal block 32 is installed is called to the bottom surface 31 of terminal box 30, the face relative with described bottom surface 31 is called the end face 33 of terminal box 30, and the face that bottom surface 31 and the end face 33 of described terminal box 30 fold is the side 34 of terminal box 30.For convenience of assembler, carry out wiring operation, the end face 33 of described terminal box 30 is provided with opening 331.
Because circuit board 21 is accommodated in described circuit board box 20 inside, relatively described circuit board box 20 end faces 24 are obliquely installed, on circuit board 21, the height of each electric elements 40 differs simultaneously, so will form unnecessary space above the low electric elements 40 of height on circuit board 21 between circuit board box 20 end faces 24, therefore utilize this spatial placement terminal box 30, specifically, first circuit board 21 is arranged on circuit board box 20 bottom surfaces 26, then terminal box 30 is tilted to embed the inside of circuit board box 20 from the opening 241 of the end face 24 of circuit board box 20, be arranged on electric elements 40 tops of circuit board 21 lower curtates 23, the lower curtate 23 of the circuit board 21 of saying here, refer to circuit board 21 from circuit board box 20 end faces 24 part away from.Also can refer in particular to the lower part of mid point than the circuit board 21 being obliquely installed.And from circuit board box 20 end faces 24, the part close to calls the high portion 22 of circuit board 21 circuit board 21.Also can refer in particular to the higher part of mid point than the circuit board 21 being obliquely installed.
Terminal box 30 embeds after circuit board box 20, and the end face 33 of terminal box 30 is substantially flush with the end face 24 of circuit board box 20, and the total volume of circuit board box 20 and terminal box 30 reduces like this, and the space occupying is in fact only equivalent to the size of circuit board box 20.Thus, can reduce the total volume of circuit board box 20 and terminal box 30 structures, guarantee the air channel area of air interchanger 10 inside.
Please refer to Fig. 2 and Fig. 3 A, the end face 33 of described terminal box 30 is provided with square card complex hole 301 again, and the corresponding described card complex hole of end face 24 301 places of described circuit board box 20 are provided with square projection 201.When terminal box 30 is arranged on circuit board box 20, the card complex hole 301 of terminal box 30 can be stuck in to projection 201 places on circuit board box 20, because projection 201 and card complex hole 301 are square, so card complex hole 301 can limit the movement of terminal box 30 four directions after blocking projection 201, thereby limit the mounting point of terminal box 30.Positioning action by card complex hole 301 with projection 201, improves convenience is installed.
The utility model does not limit the shape of card complex hole 301 and projection 201, except square, other shapes also can, as long as can engage mutually.
Please refer to Fig. 2 and Fig. 3 A, a side 27 of described circuit board box 20 is provided with " U " font breach 200 again, and the both sides of described breach 200 are provided with groove 202.Please refer to Fig. 3 A, described terminal box 30 is provided with the flange 302 snapping in described groove 202 again, and a side 34 of described terminal box 30 snaps in described breach 200.
Pass through said structure, when terminal box 30 is arranged on circuit board box 20, the side 34 of terminal box 30 can be snapped in " U " font breach 200 of side 27 of circuit board box 20, " U " font breach 200 of circuit board box 20 is clamped the side 34 of terminal box 30, thereby limits the mounting point of terminal box 30.The flange 302 of terminal box 30 snaps in the groove 202 of circuit board box 20 breach 200, is close to groove 202 walls.Even if having water to infiltrate in circuit board box 20 or terminal box 30 from the gap between circuit board box 20 sides and terminal box 30 sides, also can be stopped by groove 202 walls of breach 200 both sides, thereby anti-sealing touch the live part in circuit board box 20 and terminal box 30.Installation convenience and water proofing property have been improved.
Fig. 3 B is two of the schematic diagram that is installed together of circuit board box of the present utility model and terminal box; Fig. 4 is that circuit board box of the present utility model and terminal box are installed together, and the schematic diagram of connector cover is installed.As shown in the figure, described terminal box 30 is provided with the connector cover 36 of end face 33 openings that cover terminal box 30, this connector cover 36 is screwed on the opening of end face 33 of terminal box 30, the end face 33 of terminal box 30 is provided with the screw assembly department 50 that holds described screw, described screw assembly department 50 end face 51 openings, bottom surface 52 sealings arrange.
Pass through said structure, thereby while connector cover 36 being arranged in terminal box 30 with the opening that screw runs through the end face 51 of the screw hole of connector cover 36 and the screw assembly department 50 of terminal box 30, because 52 sealings of the bottom surface of screw assembly department 50 arrange, electric elements 40 on screw and circuit board 21 and the lead-in wire in terminal box 30 are separated, so the screw of squeezing in screw assembly department 50 can not contact and damage electric elements 40 and lead-in wire.
Even and if have water to pass through, in the screw hole infiltration screw assembly department 50 of connector cover 36, also can be stopped by the bottom surface 52 of screw assembly department 50, and can not enter in terminal box 30 and circuit board box 20.Convenience and the water proofing property of installing have been improved.
Fig. 5 is the schematic diagram that connector cover is not installed of the present utility model; Fig. 6 is the schematic diagram of installation connector cover of the present utility model.
As shown in Fig. 3 B-Fig. 6, the end face of described terminal box 30 is close to air interchanger between air interchanger 10 intake grills 11 and exhaust outlet 12 10 sides 101 and arranges, described connector cover 36 cover terminal boxes 30 end face 33 openings, be arranged on these air interchanger 10 sides 101.
By said structure, installation personnel is installed after air interchanger 10, and the connector cover 36 that only need to open air interchanger 10 sides 101 just can carry out wiring operation easily by the opening of terminal box 30 end faces 33.Improved the convenience of wiring operation.
Again as shown in Figure 1, described circuit board box 20 is the first side 271 near the side 27 of air interchanger 10 intake grills 11, side 27 near air interchanger 10 exhaust outlets 12 is the second side 272, shorter to the distance air interchanger 10 sides 101 of mounting circuit boards box 20 than the top of the second side 272 to the distance air interchanger 10 sides 101 of mounting circuit boards box 20 from the top of the first side 271.
Pass through said structure, the bottom surface 26 of circuit board box 20 from the end face 24 from circuit board box 20 air interchanger 10 intake grill 11 side direction close to from the end face 24 of circuit board box 20, air interchanger 10 exhaust outlet 12 sides away from are obliquely installed, air from air interchanger 10 intake grills 11 enter air interchanger 10 can be from the end face 24 from circuit board box 20 of circuit board box 20 bottom surfaces 26 interior air interchanger 10 intake grill 11 sides close to along circuit board box 20 bottom surfaces 26 that tilt, flow to swimmingly from the end face 24 of circuit board box 20 air interchanger 10 exhaust outlet 12 sides away from, and can not collide top interior and compared with the second side 272 of long circuit board box 20, produce sinuous flow to the distance air interchanger 10 sides 101 because of enter air interchanger 10 from air interchanger 10 intake grills 11, thereby the noise producing while reducing air interchanger 10 operation.
And arrange and compare with the end face 24 that the bottom surface 26 of circuit board box 20 is parallel to circuit board box 20, the bottom surface 26 of circuit box 20 is obliquely installed to the volume that can reduce circuit board box 20, guarantee the air channel area of air interchanger 10 inside.
For another example shown in Fig. 3 B, Fig. 4, the handle 209 that protrude in 27 outsides to this side is set on any one side 27 of described circuit board box 20, described handle 209 inner sides are hollow part 207, and this hollow part 207 is communicated with the bottom surface 26 of described circuit board box 20.
In order to dwindle the volume of circuit board box 20, the size of circuit board box 20 bottom surfaces 26 is generally in the same size or slightly wider than circuit board 21 with the circuit board 21 of mounted thereto, during mounting or dismounting circuit board 21, because the bottom surface 26 of circuit board box 20 does not have unnecessary position to compress circuit board 21 or to extract circuit board 21 for staff, so the electric elements 40 on circuit board 21 can directly be pressed or pull to assembler generally, cause circuit board 21 to damage.
The handle 209 protruding to 27 outsides, described side is set on any one side 27 of described circuit board box 20, described handle 209 can, for the arbitrary shape such as trapezoidal, square or circular, can hold a finger but the size of handle 209 inner side hollow parts 207 is minimum.Because this hollow part 207 is communicated with the bottom surface 26 of described circuit board box 20, when so mounting circuit boards 21 arrives circuit board box 20 bottom surface 26, after circuit board 21 being placed on the bottom surface 26 of circuit board box 20, can inserting hollow part 207 and to the bottom surface 26 of circuit board box 20, compress the edge of circuit boards 21 with finger, during dismounting circuit board 21, also can insert the interior hand off circuit plate 21 of hollow part 207 with finger, and not touch the electric elements 40 on circuit board 21.Can prevent that circuit board 21 from damaging.
Claims (8)
1. an air interchanger, comprising: bi-side are respectively equipped with the framework of intake grill and exhaust outlet, and described framework inside is provided with the hodmadod with flabellum and motor, it is characterized in that:
Described framework inside is provided with circuit board box and terminal box;
Circuit board is accommodated in that described circuit board box is inner, the setting of relatively described circuit board box top surface inclination, and from described circuit board box end face, the part close to is high portion to described circuit board, and the part from described circuit board box end face away from is lower curtate;
Described set of terminal box is inner in described circuit board box, and the bottom surface of described terminal box is positioned at the electric elements top that is arranged on described circuit board lower curtate.
2. air interchanger according to claim 1, is characterized in that: the end face of described terminal box is provided with square card complex hole, and the corresponding described card complex hole of the end face place of described circuit board box is provided with the projection that can fasten.
3. air interchanger according to claim 1 and 2, is characterized in that: a side of described circuit board box is provided with " U " font breach, and a side of described terminal box snaps in described breach.
4. air interchanger according to claim 3, is characterized in that: the both sides of described breach are provided with groove, and described terminal box is provided with the flange snapping in described groove.
5. air interchanger according to claim 1, it is characterized in that: described terminal box is provided with the connector cover that covers terminal box end face opening, this connector cover is screwed on the opening of end face of terminal box, the end face of terminal box is provided with the screw assembly department that holds described screw, described screw assembly department end face opening, sealing bottom surface setting.
6. air interchanger according to claim 1, it is characterized in that: described terminal box is provided with the connector cover that covers terminal box end face opening, the air interchanger side that the end face of described connector cover is close between air interchanger intake grill and exhaust outlet arranges, and described connector cover is arranged on this air interchanger side.
7. air interchanger according to claim 6, is characterized in that: described circuit board box is the first side near the side of air interchanger intake grill, and the side of close air interchanger exhaust outlet is the second side,
Shorter to the distance the air interchanger side of mounting circuit boards box than the top of described the second side to the distance the air interchanger side of mounting circuit boards box from the top of described the first side.
8. air interchanger according to claim 1, is characterized in that: the handle protruding to this outside, side is set on any one side of described circuit board box, and described handle inner side is hollow part, and this hollow part is communicated with described circuit board box bottom surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420148089.1U CN203783936U (en) | 2014-03-28 | 2014-03-28 | Ventilation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420148089.1U CN203783936U (en) | 2014-03-28 | 2014-03-28 | Ventilation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203783936U true CN203783936U (en) | 2014-08-20 |
Family
ID=51320128
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420148089.1U Expired - Fee Related CN203783936U (en) | 2014-03-28 | 2014-03-28 | Ventilation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203783936U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105465943A (en) * | 2014-09-04 | 2016-04-06 | 广东松下环境系统有限公司 | Air supplying device |
-
2014
- 2014-03-28 CN CN201420148089.1U patent/CN203783936U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105465943A (en) * | 2014-09-04 | 2016-04-06 | 广东松下环境系统有限公司 | Air supplying device |
| CN105465943B (en) * | 2014-09-04 | 2019-07-12 | 广东松下环境系统有限公司 | Air supply device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140820 |