CN209882374U - Electric appliance box with breathable condensed water prevention function - Google Patents
Electric appliance box with breathable condensed water prevention function Download PDFInfo
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- CN209882374U CN209882374U CN201920434744.2U CN201920434744U CN209882374U CN 209882374 U CN209882374 U CN 209882374U CN 201920434744 U CN201920434744 U CN 201920434744U CN 209882374 U CN209882374 U CN 209882374U
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Abstract
The utility model provides an electrical apparatus box with ventilative prevent comdenstion water, includes the electrical apparatus box, the top surface of electrical apparatus box is the door plant, pass through fastener and this body coupling of electrical apparatus box around the door plant, the intermediate position installation breather valve of door plant, the structure of breather valve is: the air-permeable valve comprises an air-permeable valve body, wherein the upper part of the air-permeable valve body is connected with a valve top through a shaft collar structure, the valve top is of a short cylindrical structure, the shaft collar structure is annular, a plurality of air holes are uniformly formed in the circumferential direction of the shaft collar structure at intervals, a long cylindrical structure integrated with the shaft collar structure extends from the lower part of the air-permeable valve body, a communication hole is formed in the middle of the long cylindrical structure and communicated with the air holes, external threads are arranged on the outer part of the long cylindrical structure, and a sealing ring is arranged at the root of the long cylindrical structure; and a breathable waterproof film is arranged at the joint of the bottom of the collar structure and the long cylindrical structure. Each component inside the electrical box of assurance uses normally, and long service life.
Description
Technical Field
The utility model belongs to the technical field of electrical apparatus box equipment technique and specifically relates to an electrical apparatus box with ventilative comdenstion water of preventing.
Background
At present, the electrical box is widely used, and in order to ensure the stability of the operating environment of an electrical system, the electrical box needs to be sealed to a higher degree so as to ensure that the electrical box is not influenced by external harmful factors such as dust and the like. But sealing device's use also makes electrical apparatus box inside air isolated with external environment, and along with the long-time work of electrical apparatus box, the continuous work of its inside components and parts, inside temperature can rise, produces the difference in temperature inside and outside to lead to easily producing the comdenstion water on the electrical apparatus lid inner wall, the existence of comdenstion water can endanger electrical components's even running, can destroy the component even, influences electrical apparatus box's normal use, shortens its life.
SUMMERY OF THE UTILITY MODEL
The applicant aims at the defects in the prior art and provides the air-permeable and condensed water-proof electric appliance box, so that condensed water cannot be generated in the electric appliance box under the dustproof and waterproof sealing conditions, components in the electric appliance box are protected, and the service life of the electric appliance box is prolonged.
The utility model discloses the technical scheme who adopts as follows:
the utility model provides an electrical apparatus box with ventilative prevent comdenstion water, includes the electrical apparatus box, the top surface of electrical apparatus box is the door plant, pass through fastener and this body coupling of electrical apparatus box around the door plant, the intermediate position installation breather valve of door plant, the structure of breather valve is: the air-permeable valve comprises an air-permeable valve body, wherein the upper part of the air-permeable valve body is connected with a valve top through a shaft collar structure, the valve top is of a short cylindrical structure, the shaft collar structure is annular, a plurality of air holes are uniformly formed in the circumferential direction of the shaft collar structure at intervals, a long cylindrical structure integrated with the shaft collar structure extends from the lower part of the air-permeable valve body, a communication hole is formed in the middle of the long cylindrical structure and communicated with the air holes, external threads are arranged on the outer part of the long cylindrical structure, and a sealing ring is arranged at the root of the long cylindrical structure; and a breathable waterproof film is arranged at the joint of the bottom of the collar structure and the long cylindrical structure.
The further technical scheme is as follows:
the sealing ring is an O-shaped ring.
The door plate is provided with a hole, a vent valve is arranged in the hole, and a long cylinder structure of the vent valve extends into the electric appliance box.
Four air holes are uniformly arranged at intervals in the circumferential direction of the shaft collar structure.
The utility model has the advantages as follows:
the utility model discloses compact structure, reasonable, convenient operation, through the design of installing a breather valve on the door plant of electric box, ingenious keep apart water outside, can not enter into the inside of electrical apparatus box to stop the inside production comdenstion water of electrical apparatus box, each components and parts normal use inside the electrical apparatus box of assurance, and long service life.
The utility model discloses only need a breather valve to install on the door plant, simple to operate, it is with low costs.
The utility model discloses the design of breather valve, the inside and outside gas flow of effectual assurance electrical apparatus box avoids producing the comdenstion water in the electrical apparatus box inside.
The utility model discloses the design of ventilative water proof membrane, the effectual outside water that prevents enters into inside the electrical apparatus box to the production of comdenstion water has been stopped fundamentally.
The utility model discloses it is convenient to make, and the installation is convenient with the dismantlement, and is with low costs, uses the good reliability.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of the vent valve of the present invention.
Fig. 3 is a half-sectional view of the breather valve of the present invention.
Fig. 4 is a front view of the vent valve of the present invention.
Fig. 5 is a full sectional view taken along section a-a in fig. 4.
Wherein: 1. an electrical box; 2. a door panel; 3. a vent valve; 301. a valve top; 302. a collar structure; 303. air holes are formed; 304. a breather valve body; 305. a seal ring; 306. a long cylindrical structure; 307. an external thread; 308. a communicating hole; 309. a breathable waterproof membrane.
Detailed Description
The following describes embodiments of the present invention with reference to the drawings.
As shown in fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, the electrical apparatus box with ventilation and condensation prevention function of the present embodiment includes an electrical apparatus box 1, a top surface of the electrical apparatus box 1 is a door panel 2, the periphery of the door panel 2 is connected to the electrical apparatus box body through a fastening member, a ventilation valve 3 is installed at the middle position of the door panel 2, and the ventilation valve 3 has a structure that: the air-permeable valve comprises an air-permeable valve body 304, the upper part of the air-permeable valve body 304 is connected with a valve top 301 through a shaft ring structure 302, the valve top 301 is of a short cylindrical structure, the shaft ring structure 302 is annular, a plurality of air holes 303 are uniformly arranged in the circumferential direction of the shaft ring structure at intervals, a long cylindrical structure 306 integrated with the air-permeable valve body 304 extends from the lower part of the air-permeable valve body 304, a communicating hole 308 is arranged in the middle of the long cylindrical structure 306, the communicating hole 308 is communicated with the air holes 303, external threads 307 are arranged on the outer part of the long cylindrical structure 306, and a sealing ring 305 is arranged at the; the joint of the bottom of the collar structure 302 and the long cylinder structure 306 is provided with a breathable waterproof membrane 309.
The seal 305 is an O-ring.
The door plate 2 is provided with a hole, the vent valve 3 is arranged in the hole, and the long cylinder structure 306 of the vent valve 3 extends into the electric appliance box 1.
The collar structure 302 is provided with four air holes 303 at regular intervals along the circumferential direction.
Electrical apparatus box 1 still have good sealing performance to external solid-liquid, open the slot on electrical apparatus box 1's the box body, with electrical apparatus box 1's door plant 2 within a definite time add rubber pad, bolt and apply suitable moment of torsion and seal. On this basis, need guarantee not have the condition that the comdenstion water produced in the electrical apparatus box 1, the utility model discloses starting with this prerequisite of interior outer difference in temperature, installing a breather valve 3 on the door plant 2 of electrical apparatus box 1, be provided with a slice ventilative water proof membrane 309 in the valve of breather valve 3, this makes electrical apparatus box 1 and outside only have gaseous circulation, ensures inside and outside no obvious difference in temperature, and the comdenstion water can't form on door plant 2 inner walls, solves the harm of comdenstion water from the source, can guarantee the stability of the electrical components operational environment of electrical apparatus box 1 inside effectively.
In the actual use process, because the effect of bleeder vent 303, bleeder vent 303 communicates with the intercommunicating pore 308 in the long cylinder structure 306, thereby when the ventilation valve 3 is installed on the door plant 2, the outside air is communicated with the air in the electrical apparatus box 1, can circulate and alternate the ventilation, because of the design of the waterproof breathable membrane 309, even if the outside has water to enter into the ventilation valve 3, the outside is blocked by the waterproof breathable membrane 309, water can not enter into the long cylinder structure 306, thereby block that water can not enter into the electrical apparatus box 1, protect the electrical apparatus components in the electrical apparatus box 1, no condensate water is generated, and the service life of the electrical apparatus box is prolonged.
The above description is for the purpose of explanation and not limitation of the invention, which is defined in the claims, and any modifications may be made within the scope of the invention.
Claims (4)
1. The utility model provides an electrical apparatus box with ventilative prevent comdenstion water, includes electrical apparatus box (1), the top surface of electrical apparatus box (1) is door plant (2), pass through fastener and this body coupling of electrical apparatus box, its characterized in that around door plant (2): the middle position of door plant (2) installs breather valve (3), breather valve (3)'s structure is: the air-permeable valve comprises an air-permeable valve body (304), wherein the upper part of the air-permeable valve body (304) is connected with a valve top (301) through a shaft collar structure (302), the valve top (301) is of a short cylindrical structure, the shaft collar structure (302) is annular, a plurality of air holes (303) are uniformly formed in the circumferential direction of the shaft collar structure at intervals, a long cylindrical structure (306) integrated with the shaft collar structure is extended from the lower part of the air-permeable valve body (304), a communication hole (308) is formed in the middle of the long cylindrical structure (306), the communication hole (308) is communicated with the air holes (303), external threads (307) are arranged outside the long cylindrical structure (306), and a sealing ring (305) is arranged at the root of the long cylindrical structure (306); and a breathable waterproof membrane (309) is arranged at the joint of the bottom of the collar structure (302) and the long cylindrical structure (306).
2. The air permeable and condensation resistant electrical box of claim 1, wherein: the sealing ring (305) is an O-shaped ring.
3. The air permeable and condensation resistant electrical box of claim 1, wherein: the door plate (2) is provided with a hole, the vent valve (3) is arranged in the hole, and the long cylinder structure (306) of the vent valve (3) extends into the electric appliance box (1).
4. The air permeable and condensation resistant electrical box of claim 1, wherein: four air holes (303) are uniformly arranged at intervals in the circumferential direction of the collar structure (302).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920434744.2U CN209882374U (en) | 2019-04-01 | 2019-04-01 | Electric appliance box with breathable condensed water prevention function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920434744.2U CN209882374U (en) | 2019-04-01 | 2019-04-01 | Electric appliance box with breathable condensed water prevention function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209882374U true CN209882374U (en) | 2019-12-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920434744.2U Active CN209882374U (en) | 2019-04-01 | 2019-04-01 | Electric appliance box with breathable condensed water prevention function |
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| Country | Link |
|---|---|
| CN (1) | CN209882374U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111405800A (en) * | 2020-03-27 | 2020-07-10 | 深圳市德豪显示照明科技有限公司 | L ED display screen protective valve |
-
2019
- 2019-04-01 CN CN201920434744.2U patent/CN209882374U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111405800A (en) * | 2020-03-27 | 2020-07-10 | 深圳市德豪显示照明科技有限公司 | L ED display screen protective valve |
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