CN210463327U - Protection box for outdoor unit and outdoor unit - Google Patents
Protection box for outdoor unit and outdoor unit Download PDFInfo
- Publication number
- CN210463327U CN210463327U CN201920989502.XU CN201920989502U CN210463327U CN 210463327 U CN210463327 U CN 210463327U CN 201920989502 U CN201920989502 U CN 201920989502U CN 210463327 U CN210463327 U CN 210463327U
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- China
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- sealing
- outdoor unit
- protection box
- contactor
- wire passing
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Abstract
The utility model discloses a protection box and off-premises station for off-premises station. The protection box is insulating material spare, the protection box includes: the box body is internally provided with a sealing cavity, the box body is provided with a wire passing hole communicated with the sealing cavity, the alternating current contactor is placed in the sealing cavity, and a lead of the alternating current contactor passes through the wire passing hole; a sealing member positioned within the wire passing hole to seal a gap between the wire and the wire passing hole. The utility model discloses a protection box through being equipped with sealed chamber, can place sealed intracavity with ac contactor, simultaneously through setting up the sealing member, can guarantee the leakproofness in sealed chamber, and the material of protection box external world for example combustible refrigerant can not enter into sealed intracavity, even ac contactor produces the spark when the circular telegram actuation, the spark can not arouse explosion risk with combustible refrigerant contact yet, has improved the fail safe nature of off-premises station.
Description
Technical Field
The utility model belongs to the technical field of the air conditioner and specifically relates to a protection box and off-premises station for off-premises station is related to.
Background
The alternating current contactor of current constant speed off-premises station direct mount does not have any safeguard measure and leads to alternating current contactor can direct and external contact, can produce the spark when alternating current contactor circular telegram is inhaled, and when the flammable refrigerant of flammable refrigerant model appears leaking, the spark when alternating current contactor inhales can cause the detonation, has the potential safety hazard.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least.
Therefore, the utility model provides a protection box for off-premises station through placing ac contactor is sealed in sealed intracavity, can avoid contacting with the external world.
The utility model discloses still provide an off-premises station of having above-mentioned protection box.
According to the utility model discloses a protection box for off-premises station, the off-premises station includes ac contactor, the protection box is insulating material spare, the protection box includes: the box body is internally provided with a sealing cavity, the box body is provided with a wire passing hole communicated with the sealing cavity, the alternating current contactor is placed in the sealing cavity, and a lead of the alternating current contactor passes through the wire passing hole; a sealing member positioned within the wire passing hole to seal a gap between the wire and the wire passing hole.
According to the utility model discloses a protection box for off-premises station, through being equipped with sealed chamber, can place sealed intracavity with ac contactor, simultaneously through setting up the sealing member, can guarantee the leakproofness in sealed chamber, the material of protection box external world for example combustible refrigerant can not enter into sealed intracavity, even ac contactor produces the spark when the circular telegram actuation, the spark can not arouse explosion risk with combustible refrigerant contact yet, has improved the fail safe nature of off-premises station.
In some embodiments of the present invention, the sealing member is a sealing plug, and the sealing plug is an elastic member.
In some embodiments of the present invention, the outer peripheral wall of the sealing plug is formed with a limiting convex ring and one of the limiting grooves, the inner wall of the wire passing hole is provided with a limiting convex ring and the other of the limiting grooves, and the limiting convex ring extends into the limiting groove.
In some embodiments of the present invention, the sealing plug has a sealing hole, and the wire seal is disposed through the sealing hole.
In some embodiments of the present invention, the box body is provided with a fixing lug, the fixing lug is provided with a fixing hole, and the box body is fixed in the outdoor unit through a fixing connecting piece passing through the fixing hole.
In some embodiments of the present invention, the box body is further provided with a fastener, and the fastener is adapted to cooperate with a component inside the outdoor unit to position the box body.
In some embodiments of the present invention, the cartridge comprises: the base, be equipped with the cavity that has the mouth of placing in the base, cross the line hole and establish on the base: the sealing cover is connected to the base in a sealing mode to seal the placing opening.
In some embodiments of the present invention, the wire hole has a notch, and the sealing cover contacts with the sealing member through the notch to position the sealing member in the wire hole.
In some embodiments of the present invention, the case further comprises a sealing ring between the base and the sealing cover.
In some embodiments of the present invention, the sealing ring is provided with a sealing portion, and the sealing portion is in contact with the sealing cover and the sealing member, respectively.
According to the utility model discloses off-premises station, include: an AC contactor; protection box, protection box is according to the utility model discloses a protection box for off-premises station of above-mentioned embodiment, ac contactor establishes sealed intracavity.
According to the utility model discloses outdoor unit sets up ac contactor in sealed intracavity, and when ac contactor circular telegram was inhaled, even ac contactor circular telegram actuation produced the spark and also can not contact combustible refrigerant and the danger of exploding to improve the security performance of outdoor unit.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
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 a schematic view of a case body of a protection case according to an embodiment of the present invention;
FIG. 2 is a side view of the cassette shown in FIG. 1;
fig. 3 is a schematic view of a sealing cover of a protective case according to an embodiment of the present invention;
fig. 4 is a schematic view of a seal ring of a protective case according to an embodiment of the present invention;
fig. 5 is a schematic view of a seal of a protective case according to an embodiment of the present invention;
FIG. 6 is a side view of the seal shown in FIG. 5;
fig. 7 is a schematic diagram of the connection between the lead and the sealing member of the protection box according to the embodiment of the present invention.
Reference numerals:
1. a box body; 11. sealing the cavity; 12. a wire passing hole; 121. a limiting groove; 122. a notch; 13. a fixing lug; 131. A fixing hole; 14. a fastener; 15. a base; 16. a sealing cover;
2. a seal member; 21. a limit convex ring; 22. sealing the hole; 23. a sealing plug;
3. a wire;
4. a seal ring; 41. and a sealing part.
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 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 drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "top", "bottom", "inner", "outer", "circumferential" and the like refer to the orientation or positional relationship as shown in the drawings, and are used for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the present invention
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The protection box for an outdoor unit according to an embodiment of the present invention is described below with reference to fig. 1 to 7, the outdoor unit including an ac contactor, the protection box being mountable on a sheet metal member of the outdoor unit, the ac contactor being mounted in the protection box.
According to the utility model discloses protection box is insulating material spare, and protection box includes box body 1 and sealing member 2, is equipped with seal chamber 11 in the box body 1, is equipped with the line hole 12 of crossing with seal chamber 11 intercommunication on the box body 1, and ac contactor places in seal chamber 11, and ac contactor's wire 3 passes line hole 12, and sealing member 2 is located the line hole 12 in order to seal wire 3 and cross the clearance between the line hole 12.
According to the utility model discloses a protection box for off-premises station, through being equipped with sealed chamber 11, can place ac contactor in the sealed chamber 11, simultaneously through setting up sealing member 2, can guarantee the leakproofness of sealed chamber 11, the external material of protection box for example in combustible refrigerant can not enter into sealed chamber 11, even ac contactor produces the spark when the circular telegram actuation, the spark also can not arouse explosion risk with combustible refrigerant contact, has improved the fail safe nature of off-premises station.
The utility model discloses an in some embodiments, the insulating material of protection box can be the fine material of the glass of PP + of adoption, even ac contactor can produce the heat when the operation in sealed chamber 11, because the fine material of PP + glass can be high temperature resistant 120 degrees, can make the protection box have better durability.
As shown in fig. 5-7, in some embodiments of the present invention, the sealing member 2 is a sealing plug 23, and the sealing plug 23 is an elastic member. It should be noted that, since the sealing plug 23 is an elastic member, when the sealing plug 23 is installed in the wire through hole 12, the gap between the lead wire 3 and the wire through hole 12 can be sealed by the elastic deformation of the sealing plug 23, so as to ensure the sealing performance of the sealing cavity 11 and facilitate the assembly of the sealing member 2. In other embodiments of the present invention, the sealing member 2 may also be a sponge, felt, or the like filled in the wire passing hole 12.
As shown in fig. 1, 5 and 6, further, the outer peripheral wall of the sealing plug 23 is formed with one of a limiting convex ring 21 and a limiting groove 121, the inner wall of the wire through hole 12 is provided with the other of the limiting convex ring 21 and the limiting groove 121, and the limiting convex ring 21 extends into the limiting groove 121. Specifically, a limiting convex ring 21 may be formed on the outer peripheral wall of the sealing plug 23, and a limiting groove 121 is provided on the inner wall of the wire passing hole 12, or a limiting groove 121 may be formed on the outer peripheral wall of the sealing plug 23, and a limiting convex ring 21 is provided on the inner wall of the wire passing hole 12, when the sealing plug 23 is sealed in the wire passing hole 12, the limiting convex ring 21 can extend into the limiting groove 121, so that the sealing plug 23 can be better sealed in the wire passing hole 12, thereby further improving the sealing performance of the sealing cavity. Alternatively, the sealing plug 23 is made of a silicone rubber material.
As shown in fig. 5, furthermore, the sealing plug 23 has a sealing hole 22, and the lead 3 is sealingly inserted into the sealing hole 22. Thereby facilitating the installation of the lead 3. It should be noted that, in order to better enable the lead 3 to be sealingly inserted into the sealing hole 22, the lead 3 may be fixed by filling with an instant adhesive after passing through the sealing hole 22 to achieve a better sealing effect. It should be noted that the sealing plug 23 may not be provided with a through hole, and the lead 3 may be located between the outer peripheral wall of the sealing plug 23 and the inner wall of the sealing hole 22.
As shown in fig. 1-4, in some embodiments of the present invention, the case 1 includes a base 15 and a sealing cover 16, a cavity with a placing opening is provided in the base 15, and the wire passing hole 12 is provided on the base 15. A sealing cover 16 is sealingly attached to the base 15 to seal the placement port. Specifically, the box body 1 is composed of a base 15 and a sealing cover 16, a cavity with a placing opening is formed on the base 15, the sealing cover 16 is arranged on the placing opening, wherein the sealing cover 16 can be fixed and sealed on the placing opening of the base 15 through four screws, so that a sealing cavity 11 is formed between the sealing cover 16 and the cavity, and the structure of the box body 1 is simple.
In some examples of the present invention, the line passing holes 12 are two, two line passing holes 12 are respectively located on the left and right side walls of the sealed cavity 11, and the two line passing holes 12 are all hermetically connected to the sealing plug 23, so as to facilitate the connection of the ac contactor and the wire 3. In other examples of the present invention, the wire passing hole 12 may be one, and the wires extending into and out of the sealed cavity 11 may pass through the same wire passing hole. Of course, it can be understood that the number and the arrangement position of the wire through holes are not limited to this, and may be set according to the actual situation.
As shown in fig. 1, in some embodiments of the present invention, the fixing lug 13 is disposed on the box body 1, the fixing hole 131 is disposed on the fixing lug 13, and the box body 1 is fixed in the outdoor unit by a fixing connector passing through the fixing hole 131. Thereby facilitating the fixed mounting of the protective case. In some examples of the present invention, the fixing lug 13 is disposed on the base 15, and the fixing connector (e.g., a screw) can pass through the fixing hole 131, so as to facilitate fixing the base 15 in an outdoor unit, for example, on a metal plate.
As shown in fig. 2, further, a locking member 14 is disposed on the box body 1, and the locking member 14 is adapted to cooperate with a component inside the outdoor unit to position the box body 1. Therefore, the positioning installation of the protection box can be realized by utilizing the fastener 14, and the subsequent fixed installation of the fixed connecting piece is convenient. In some examples of the present invention, the fastening member 14 is disposed on the base 15 and is far away from the fixing lug 13, optionally, the fastening member 14 may be two, the base 15 may be pre-positioned in a component of the outdoor unit, such as a sheet metal reserved mounting hole, by means of the fastening member 14, and then the screw is passed through the fixing hole 131, so as to fix the base 15 on the sheet metal.
As shown in fig. 1 and fig. 2, in some embodiments of the present invention, the wire hole 12 has a notch 122, the sealing cover 16 contacts with the sealing member 2 through the notch 122 to position the sealing member 2 in the wire hole 12, it should be noted that the sealing member 2 is placed in the wire hole 12, and the wire hole 12 has the notch 122, so that the sealing cover 16 can press the sealing member 2 in the wire hole 12 through the notch 122, thereby improving the sealing performance of the sealing member 2 in the wire hole 12.
As shown in fig. 3 and 4, in some embodiments of the present invention, the box body 1 further includes a sealing ring 4 between the base 15 and the sealing cover 16, so that the sealing performance of the box body 1 can be improved. In some examples of the present invention, as shown in fig. 3, the lower end surface of the sealing cover 16 is provided with a groove, and the sealing ring 4 is embedded in the groove, thereby facilitating the installation of the sealing ring 4.
Further, the seal ring 4 is provided with a seal portion 41, and the seal portion 41 is in contact with the seal cover 16 and the seal member 2, respectively. The sealing cover 16 can press and seal the sealing plug 23 in the wire through hole 12 through the sealing part 41, so that the wire through hole 12 has better sealing effect. In some examples of the present invention, as shown in fig. 4, the left and right sides of the seal ring 4 are provided with the sealing portions 41, so that the sealing effect of the box body 1 can be further improved.
According to the utility model discloses outdoor unit, include: ac contactor and protection box, protection box be according to the utility model discloses a protection box for off-premises station of above-mentioned embodiment, ac contactor establishes in sealed chamber 11.
According to the utility model discloses outdoor unit, with ac contactor setting in sealed chamber 11, when ac contactor circular telegram actuation, even ac contactor circular telegram actuation produces the spark and can not contact flammable refrigerant and the danger of explosion yet to improve the security performance of outdoor unit.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the present invention 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 invention, the scope of which is defined by the claims and their equivalents.
Claims (11)
1. A protection box for an outdoor unit, the outdoor unit including an ac contactor, the protection box being an insulating material, the protection box comprising:
the box body is internally provided with a sealing cavity, the box body is provided with a wire passing hole communicated with the sealing cavity, the alternating current contactor is placed in the sealing cavity, and a lead of the alternating current contactor passes through the wire passing hole;
a sealing member positioned within the wire passing hole to seal a gap between the wire and the wire passing hole.
2. The protective case of claim 1, wherein the sealing member is a sealing plug, and the sealing plug is an elastic member.
3. The protective box of claim 2, wherein one of a stopper protrusion ring and a stopper groove is formed on an outer circumferential wall of the sealing plug, and the other of the stopper protrusion ring and the stopper groove is formed on an inner wall of the wire passing hole, and the stopper protrusion ring protrudes into the stopper groove.
4. The outdoor unit of claim 2, wherein the sealing plug has a sealing hole, and the wire seal is inserted into the sealing hole.
5. The outdoor unit of claim 1, wherein fixing lugs are provided on the casing, fixing holes are provided on the fixing lugs, and the casing is fixed in the outdoor unit by fixing connectors passing through the fixing holes.
6. The outdoor unit of claim 5, wherein a locking member is further provided on the box body, the locking member being adapted to cooperate with a component inside the outdoor unit to position the box body.
7. The protective box for an outdoor unit according to any one of claims 1 to 6, wherein the box body comprises:
the base, be equipped with the cavity that has the mouth of placing in the base, cross the line hole and establish on the base:
the sealing cover is connected to the base in a sealing mode to seal the placing opening.
8. The protective case for an outdoor unit according to claim 7, wherein the wire passing hole has a gap, and the sealing cover contacts the sealing member through the gap to position the sealing member in the wire passing hole.
9. The protective case for an outdoor unit according to claim 8, wherein the case body further comprises a sealing ring between the base and the sealing cover.
10. The outdoor unit of claim 9, wherein the sealing ring is provided with sealing parts contacting the sealing cover and the sealing member, respectively.
11. An outdoor unit, comprising:
an AC contactor;
a protection box for an outdoor unit according to any one of claims 1 to 10, wherein the ac contactor is provided in the sealed chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920989502.XU CN210463327U (en) | 2019-06-26 | 2019-06-26 | Protection box for outdoor unit and outdoor unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920989502.XU CN210463327U (en) | 2019-06-26 | 2019-06-26 | Protection box for outdoor unit and outdoor unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210463327U true CN210463327U (en) | 2020-05-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920989502.XU Active CN210463327U (en) | 2019-06-26 | 2019-06-26 | Protection box for outdoor unit and outdoor unit |
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| Country | Link |
|---|---|
| CN (1) | CN210463327U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114973723A (en) * | 2022-08-01 | 2022-08-30 | 深圳榕亨实业集团有限公司 | Water vapor entering preventing annunciator based on Internet of things |
-
2019
- 2019-06-26 CN CN201920989502.XU patent/CN210463327U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114973723A (en) * | 2022-08-01 | 2022-08-30 | 深圳榕亨实业集团有限公司 | Water vapor entering preventing annunciator based on Internet of things |
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