CN203912411U - Combustible refrigerant air conditioner and electric control box thereof - Google Patents
Combustible refrigerant air conditioner and electric control box thereof Download PDFInfo
- Publication number
- CN203912411U CN203912411U CN201420289253.0U CN201420289253U CN203912411U CN 203912411 U CN203912411 U CN 203912411U CN 201420289253 U CN201420289253 U CN 201420289253U CN 203912411 U CN203912411 U CN 203912411U
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- CN
- China
- Prior art keywords
- air conditioner
- electric
- combustible refrigerant
- refrigerant air
- crossed beam
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- Withdrawn - After Issue
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Abstract
The utility model discloses a combustible refrigerant air conditioner and an electric control box thereof. The electric control box of the combustible refrigerant air conditioner includes a lower box body, an upper cover, an electric control board assembly and leads. The lower box body has accommodation space for accommodating the electric control board assembly, and a first periphery pressing against the upper cover. First wire passing ducts which communicate the accommodation space to the outside are disposed in the first periphery. Second wire passing ducts, corresponding to the first wire ducts, are disposed in the upper cover. The leads pass through wire passing channels of the first wire passing ducts and the second wire passing ducts. First wire pressing ribs and second wire pressing ribs are protrusively and correspondingly disposed in the first wire passing ducts and second wire passing ducts. The first wire pressing ribs and the second wire pressing ribs together press the leads so as to seal the wire passing channels, that is, to seal inlets and outlets of the leads.
Description
Technical field
The utility model relates to a kind of air conditioner, is specifically related to a kind of combustible refrigerant air conditioner and electric-controlled box thereof.
Background technology
Novel flammable environmental protection refrigerant, because it has extremely good environmental protection characteristic, is about to replace existing air-conditioning refrigerant in the near future, but because it has explosive characteristic, in replacing application process, inevitably brings potential safety hazard.Once this novel flammable environmental protection refrigerant occurs to leak and meet spark or burning things which may cause a fire disaster, will producing burns even explodes, and for this reason, for the utilization of novel flammable environmental protection refrigerant, runs into an a series of difficult problem.
In the common electric-controlled box of air conditioner, often having electric spark produces; for this reason; once allow the flammable environmental protection refrigerant of type enter electric-controlled box; flammable environmental protection refrigerant is easy to produce burning burns out electric-controlled box; very person blasts and causes security incident; conventionally, the most easily there is the problem of poor sealing in the import and export of the wiring of electric-controlled box, is also that flammable environmental protection refrigerant most probable enters electric-controlled box from the import and export of the wiring of electric-controlled box.
Utility model content
Main purpose of the present utility model is to solve the problem of the poor sealing that the wiring of the electric-controlled box of air conditioner imports and exports.
For achieving the above object, the utility model provides a kind of electric-controlled box of combustible refrigerant air conditioner, the electric-controlled box of described combustible refrigerant air conditioner comprises lower box body, upper cover, electric-controlled plate assembly and wire, described lower box body has for the accommodating accommodation space of described electric-controlled plate assembly, and the first periphery connecting with described upper cover, on described the first periphery, offer described accommodation space is communicated to the first extraneous crossed beam trunking, the second crossed beam trunking that corresponding described the first crossed beam trunking of described upper cover is offered, described wire passes in described the first crossed beam trunking and described the second crossed beam trunking enclose the passing channel of formation, in described the first crossed beam trunking and described the second crossed beam trunking, correspondence convexes with the first line ball muscle and the second line ball muscle respectively, the described wire of the common compacting of described the first line ball muscle and described the second line ball muscle, so that described passing channel is sealed.
Preferably, the electric-controlled box of described combustible refrigerant air conditioner also comprises seal washer, on described, cover the position coordinating with described lower box body and offer the groove in order to accommodating described seal washer, on described the first periphery, convex with to suppress the convex tendon of described seal washer.
Preferably, the electric-controlled box of described combustible refrigerant air conditioner also comprises seal washer, on described the first periphery, offer the groove in order to accommodating described seal washer, cover the convex tendon that the position coordinating with described lower box body convexes with to suppress described seal washer on described.
Preferably, the shape of the cross section of described seal washer comprises circle, ellipse, square and taper.
Preferably, described the first crossed beam trunking and described the second crossed beam trunking are from described accommodation space to extraneous downward-sloping extension.
Preferably, described lower box body has a upper port and a side ports, described the first crossed beam trunking is opened in the lower periphery of described side ports, described upper cover comprise with described upper port cover on cover portion and close portion with the side cover that described side ports covers, described the second crossed beam trunking is located at the lower end that described side cover closes portion.
Preferably, the periphery of described side ports and the described side cover portion of closing are all oblique lower setting.
Preferably, on described the first periphery and the both sides that are positioned at described the first crossed beam trunking are equipped with groove, described groove is offered along the circumferential direction of described the first periphery, described upper cover convexes with the raised line matching with described groove, cooperation between logical described raised line and described groove, with by described lower box body and described on be placed on position, described passing channel side and seal.
Preferably, described groove is communicated with described the first crossed beam trunking setting.
For achieving the above object, the utility model also provides a kind of combustible refrigerant air conditioner, and described combustible refrigerant air conditioner comprises the electric-controlled box of above-mentioned arbitrary combustible refrigerant air conditioner.
Combustible refrigerant air conditioner and electric-controlled box thereof that the utility model provides, wherein, the electric-controlled box of described combustible refrigerant air conditioner comprises lower box body, upper cover, electric-controlled plate assembly and wire, described lower box body has for the accommodating accommodation space of described electric-controlled plate assembly, and the first periphery connecting with described upper cover, on described the first periphery, offer described accommodation space is communicated to the first extraneous crossed beam trunking, the second crossed beam trunking that corresponding described the first crossed beam trunking of described upper cover is offered, the passing channel that described wire encloses from described the first crossed beam trunking and described the second crossed beam trunking passes, in described the first crossed beam trunking and described the second crossed beam trunking, correspondence convexes with the first line ball muscle and the second line ball muscle respectively, the described wire of the common compacting of described the first line ball muscle and described the second line ball muscle, so that described passing channel is sealed, also the import and export of described wire are sealed.
Accompanying drawing explanation
Fig. 1 is the perspective view of an embodiment of the electric-controlled box of the combustible refrigerant air conditioner that the utility model proposes;
Fig. 2 is the decomposition texture schematic diagram of the electric-controlled box of the combustible refrigerant air conditioner shown in Fig. 1;
Fig. 3 is the automatically controlled sectional structure schematic diagram of the combustible refrigerant air conditioner shown in Fig. 1;
Fig. 4 is the local structure for amplifying schematic diagram of IV part in Fig. 3;
Fig. 5 is the schematic perspective view of partial structurtes of the electric-controlled box of the combustible refrigerant air conditioner shown in Fig. 1;
Fig. 6 is the perspective view of the lower box body in Fig. 5;
Fig. 7 is the perspective view after the upper cover upset in Fig. 5.
The realization of the utility model object, functional characteristics and advantage, in connection with embodiment, are described further with reference to accompanying drawing.
Embodiment
Should be appreciated that specific embodiment described herein is only in order to explain the utility model, and be not used in restriction the utility model.
The utility model provides a kind of combustible refrigerant air conditioner and electric-controlled box thereof, in Fig. 1 to Fig. 7 the utility model, provide in a kind of embodiment of electric-controlled box 100 of combustible refrigerant air conditioner, the electric-controlled box 100 of described combustible refrigerant air conditioner comprises lower box body 1, upper cover 2, electric-controlled plate assembly 3 and wire 4, wherein, described lower box body 1 has for the accommodating accommodation space 10 of described electric-controlled plate assembly 3, and the first periphery 1a connecting with described upper cover 2, on described the first periphery 1a, offer described accommodation space 10 is communicated to the first extraneous crossed beam trunking 11, the second crossed beam trunking 21 that corresponding described the first crossed beam trunking 11 of described upper cover 2 is offered, the passing channel 5 that described wire 4 encloses jointly from described the first crossed beam trunking 11 and described the second crossed beam trunking 21 passes, described the first crossed beam trunking 11 and the interior correspondence respectively of described the second crossed beam trunking 21 convex with the first line ball muscle 12 and the second line ball muscle 22, described the first line ball muscle 12 and the described wire 4 of described the second line ball muscle 22 common compacting, so that described passing channel 5 is sealed, thereby, prevent that combustible refrigerant is in described passing channel 5 enters described accommodation space 10.
It should be noted that: the quantity of described the first line ball muscle 12 and described the second line ball muscle 22 and concrete setting position are not construed as limiting, depending on concrete sealing situation, the quantity of described the first line ball muscle 12 and described the second line ball muscle 22 and concrete setting position are different, in Fig. 5 to Fig. 7 of the present embodiment, the quantity of described the first line ball muscle 12 and described the second line ball muscle 22 is three, near described passing channel 5 two-port, arrange and be respectively equipped with a described first line ball muscle 12 and a described second line ball muscle 22, the centre position of described passing channel 5 is provided with a described first line ball muscle 12 and a described second line ball muscle 22.Face to described the first line ball muscle 12 and the corresponding described wire 4 of described the second line ball muscle 22 is not restricted, as long as guarantee, described the first line ball muscle 12 and the described wire 4 of described the second line ball muscle 22 compacting, can seal all right to described passing channel 5, in the design, the face of described the first line ball muscle 12 and the corresponding described wire 4 of described the second line ball muscle 22 is circular arc concave surface, and circular arc concave surface and described wire 4 contact gear ratios are better, and relatively good to described passing channel 5 sealing effectivenesss.
In the present embodiment, the electric-controlled box 100 of described combustible refrigerant air conditioner also comprises seal washer 6, the position coordinating with described lower box body 1 on described upper cover 2 offers the groove 23 in order to accommodating described seal washer 6, on described the first periphery 1a, offer to suppress the convex tendon 13 of described seal washer 6, thereby, described seal washer 6 can seal described upper cover 2 with the whole position coordinating of described lower box body 1, obviously the design is not limited to this, in other embodiment, described groove 23 also can be opened on described the first periphery 1a, correspondingly, described convex tendon 13 is located at the position coordinating with described lower box body 1 on described upper cover 2.
In the present embodiment, the shape of the cross section of described seal washer 6 comprises circle, ellipse, square and taper.When the cross section of described seal washer 6, be shaped as circle or ellipse, on described seal washer 6, be curved surface with the contact-making surface of the bottom of described convex tendon 13 and described groove 23, described seal washer 6 simultaneously with sidewall and the bottom close contact of described raised line 26 and described groove 23, sealing effectiveness is better.
In the present embodiment, described the first crossed beam trunking 11 and described the second crossed beam trunking 21 from described accommodation space 10 to extraneous direction, be oblique setting, thereby, described passing channel 5 is also oblique lower setting, thereby the corresponding extraneous outside port of described passing channel 5 is lower than the internal port of the corresponding described accommodation space 10 of described passing channel 5, thereby, combustible refrigerant is not easy to creep toward higher internal port from lower outside port, and enters in described accommodation space 10.
In the present embodiment, described lower box body 1 has a upper port 14 and a side ports 15, described the first crossed beam trunking 11 is opened in the lower periphery of described side ports 15, described upper cover 2 comprise with described upper port 14 cover on cover portion 24 and close portion 25 with the side cover that described side ports 15 covers, described the second crossed beam trunking 21 is located at the lower end that described side cover closes portion 25, thereby, the internal port of the corresponding described accommodation space 10 of described passing channel 5 is positioned at the lower position of described accommodation space 10, even if combustible refrigerant enters described accommodation space 10 and is also not easy to diffusion in described accommodation space 10, and under the effect of gravity, combustible refrigerant probably flows out from described passing channel 5.
In the present embodiment, the periphery of described side ports 15 and described side cover close portion 25 and are all oblique lower setting, thereby, described the first crossed beam trunking 11 and described the second crossed beam trunking 21, can be directly along the periphery of described side ports 15 and described side cover, closing the direction that portion 25 tilts offers, make the length of described the first crossed beam trunking 11 and described the second crossed beam trunking 21 longer, increase the path of described passing channel 5, and then increase combustible refrigerant enters time and the difficulty of described accommodation space 10 from described passing channel 5.
In the present embodiment, described the first periphery 1a both sides upper and that be positioned at described the first crossed beam trunking 11 are equipped with groove 16, described groove 16 is offered along the circumferential direction of described the first periphery 1a, described upper cover 2 convexes with the raised line 26 matching with described groove 16, by the cooperation of 16 of described raised line 26 and described grooves, so that described lower box body 1 and described upper cover 2 are sealed in described passing channel 5 positions, side.Therefore, near the newly-increased seal structures in described upper cover 2 and described lower box body 1 position described passing channel 5, and enhancing sealing effectiveness, and, the mode that adopts described groove 16 and raised line 26 to coordinate because of described hermetically-sealed construction, thereby it is tortuous and longer to make combustible refrigerant near position described passing channel 5, enter the path comparison of described accommodation space 10, and then increase combustible refrigerant time and difficulty that near described passing channel 5, position enters described accommodation space 10, obviously, the design is not restricted the concrete quantity of described groove 16 and raised line 26, concrete quantity is according to sealing effectiveness and different.And in the present embodiment, described groove 16 is communicated with described the first crossed beam trunking 11 and arranges, and makes above-mentioned hermetically-sealed construction also play the effect of sealing to the peripheral position of described passing channel 5.
In the present embodiment, the outer surface of the sidewall of described lower box body 1 convexes with buckling parts 17, the corresponding described buckling parts 17 of described upper cover 2 is provided with clasp 27, by this, by the fastening between described clasp 27 and described buckling parts 17, fixing to realize covering of 1 of described upper cover 2 and described lower box body, and, by strengthening the fastening intensity between described clasp 27 and described buckling parts 17, further strengthen the sealing effectiveness of 2 of whole described lower box body 1 and described upper covers.
These are only preferred embodiment of the present utility model; not thereby limit the scope of the claims of the present utility model; every equivalent structure or conversion of equivalent flow process that utilizes the utility model specification and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (10)
1. the electric-controlled box of a combustible refrigerant air conditioner, it is characterized in that, the electric-controlled box of described combustible refrigerant air conditioner comprises lower box body, upper cover, electric-controlled plate assembly and wire, described lower box body has for the accommodating accommodation space of described electric-controlled plate assembly, and the first periphery connecting with described upper cover, on described the first periphery, offer described accommodation space is communicated to the first extraneous crossed beam trunking, the second crossed beam trunking that corresponding described the first crossed beam trunking of described upper cover is offered, described wire passes in described the first crossed beam trunking and described the second crossed beam trunking enclose the passing channel of formation, in described the first crossed beam trunking and described the second crossed beam trunking, correspondence convexes with the first line ball muscle and the second line ball muscle respectively, the described wire of the common compacting of described the first line ball muscle and described the second line ball muscle, so that described passing channel is sealed.
2. the electric-controlled box of combustible refrigerant air conditioner as claimed in claim 1, it is characterized in that, the electric-controlled box of described combustible refrigerant air conditioner also comprises seal washer, on described, cover the position coordinating with described lower box body and offer the groove in order to accommodating described seal washer, on described the first periphery, convex with to suppress the convex tendon of described seal washer.
3. the electric-controlled box of combustible refrigerant air conditioner as claimed in claim 1, it is characterized in that, the electric-controlled box of described combustible refrigerant air conditioner also comprises seal washer, on described the first periphery, offer the groove in order to accommodating described seal washer, cover the convex tendon that the position coordinating with described lower box body convexes with to suppress described seal washer on described.
4. the electric-controlled box of combustible refrigerant air conditioner as claimed in claim 2 or claim 3, is characterized in that, the shape of the cross section of described seal washer comprises circle, ellipse, square and taper.
5. the electric-controlled box of combustible refrigerant air conditioner as claimed in claim 1, is characterized in that, described the first crossed beam trunking and described the second crossed beam trunking are from described accommodation space to extraneous downward-sloping extension.
6. the electric-controlled box of combustible refrigerant air conditioner as claimed in claim 1, it is characterized in that, described lower box body has a upper port and a side ports, described the first crossed beam trunking is opened in the lower periphery of described side ports, described upper cover comprise with described upper port cover on cover portion and close portion with the side cover that described side ports covers, described the second crossed beam trunking is located at the lower end that described side cover closes portion.
7. the electric-controlled box of combustible refrigerant air conditioner as claimed in claim 6, is characterized in that, the periphery of described side ports and the described side cover portion of closing are all oblique lower setting.
8. the electric-controlled box of combustible refrigerant air conditioner as claimed in claim 1, it is characterized in that, on described the first periphery and the both sides that are positioned at described the first crossed beam trunking are equipped with groove, described groove is offered along the circumferential direction of described the first periphery, described upper cover convexes with the raised line matching with described groove, cooperation between logical described raised line and described groove, with by described lower box body and described on be placed on position, described passing channel side and seal.
9. the electric-controlled box of combustible refrigerant air conditioner as claimed in claim 8, is characterized in that, described groove is communicated with described the first crossed beam trunking setting.
10. a combustible refrigerant air conditioner, is characterized in that, described combustible refrigerant air conditioner comprise as arbitrary in claim 1 to 9 as described in the electric-controlled box of combustible refrigerant air conditioner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420289253.0U CN203912411U (en) | 2014-05-30 | 2014-05-30 | Combustible refrigerant air conditioner and electric control box thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420289253.0U CN203912411U (en) | 2014-05-30 | 2014-05-30 | Combustible refrigerant air conditioner and electric control box thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203912411U true CN203912411U (en) | 2014-10-29 |
Family
ID=51786651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420289253.0U Withdrawn - After Issue CN203912411U (en) | 2014-05-30 | 2014-05-30 | Combustible refrigerant air conditioner and electric control box thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203912411U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105228400A (en) * | 2014-05-30 | 2016-01-06 | 广东美的制冷设备有限公司 | Combustible refrigerant air conditioner and electric-controlled box thereof |
| US11371738B2 (en) | 2019-01-09 | 2022-06-28 | Johnson Controls Tyco IP Holdings LLP | Enclosure for a controller of an HVAC system |
-
2014
- 2014-05-30 CN CN201420289253.0U patent/CN203912411U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105228400A (en) * | 2014-05-30 | 2016-01-06 | 广东美的制冷设备有限公司 | Combustible refrigerant air conditioner and electric-controlled box thereof |
| US11371738B2 (en) | 2019-01-09 | 2022-06-28 | Johnson Controls Tyco IP Holdings LLP | Enclosure for a controller of an HVAC system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141029 Effective date of abandoning: 20180313 |
|
| AV01 | Patent right actively abandoned |