CN205213187U - Communications facilities case - Google Patents
Communications facilities case Download PDFInfo
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- CN205213187U CN205213187U CN201520863292.1U CN201520863292U CN205213187U CN 205213187 U CN205213187 U CN 205213187U CN 201520863292 U CN201520863292 U CN 201520863292U CN 205213187 U CN205213187 U CN 205213187U
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- China
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- set bolt
- ventilated membrane
- hole
- bracing frame
- waterproof
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Abstract
The utility model provides a communications facilities case belongs to communications facilities technical field. It has solved the current problem that communications facilities case life is short. This communications facilities case, including box and waterproof ventilation valve, waterproof ventilation valve includes fixing bolt, one end of the support rack is hinged at the support, waterproof ventilated membrane and ventilating cover, fixing bolt's one end and box link firmly through the screw thread, the other end is connecting portion, the through -hole has among the fixing bolt, it keeps off the edge to have the annular on the inside wall of through -hole, ventilating cover includes ventilation part and fixed part, ventilating cover's bottom has the blind hole, a plurality of air vent has among the ventilation part, the border of support frame supports to lean on and keeps off along last in the annular, the laminating of waterproof ventilated membrane is in the top of support frame, and the border of waterproof ventilated membrane bottom links firmly through the bonding with the support frame, fixed part and fixing bolt link firmly through the screw thread and make support frame and waterproof ventilated membrane fix between fixing bolt and ventilating cover. This communications facilities case has long service life's advantage.
Description
Technical field
The utility model belongs to technical field of communication equipment, relates to a kind of communication apparatus case.
Background technology
Along with open-air industrial product is constantly to intellectuality, controlledization, miniaturized development, the requirement of shelter of its internal core control system to outside protective housing is also more and more higher.As outdoor lighting lamp, communication equipment, sophisticated electronics etc., substantially all reach more than IP68 to the degree of protection of outside protective housing, will there is air-tightness problem like this.Such as, the equipment that telecommunications industry uses subjects the impact that ambient temperature fluctuates rapidly, also can contact various particle simultaneously, and is exposed to the various weather conditions such as wind, rain, solar radiation all the time and descends.Installed the equipment such as the tower top antenna of active electronic device operationally, heat can in apparatus casing accumulated inside.This will cause pressure to increase, and make housing seal bar bear larger stress.In addition, once precipitate heavy rain or high wind may cause that there's a sudden fall in temperature, and form the even larger vacuum of 200mbar in apparatus casing inside, this will make housing seal bar bear larger stress equally thereupon.If housing external and internal pressure can not realize balance, the water in external environment condition, moisture, dust and dirt just can enter enclosure interior by sealing off gap.This likely produces harmful effect to the performance of communication equipment, causes more maintenance work or larger reprocesses cost.
Summary of the invention
The purpose of this utility model is for the above-mentioned problems in the prior art, provides a kind of communication apparatus case, solves how to make existing communication apparatus case internal and external pressure balance, improves useful life.
The purpose of this utility model realizes by following technical proposal: a kind of communication apparatus case, comprise casing, it is characterized in that, the sidewall of described casing is provided with waterproof vent valve, described waterproof vent valve comprises set bolt, bracing frame, waterproof ventilated membrane and vent cap, one end and the casing of described set bolt are connected by screw thread, the other end is the connecting portion for connecting vent cap, there is in described set bolt the through hole axially arranged along set bolt, the madial wall of described through hole has annular gear edge, described vent cap comprises ventilating part and fixed part, the bottom of described vent cap has blind hole, there is in described ventilating part the air vent hole that several are arranged along set bolt radial direction, the inner of described air vent hole is connected with blind hole, outer end is connected with the external world, the edge of described bracing frame is resisted against annular gear along upper, described waterproof ventilated membrane is fitted in the top of bracing frame, and edge bottom described waterproof ventilated membrane and bracing frame are connected by bonding, described fixed part and set bolt are connected by screw thread and make bracing frame and waterproof ventilated membrane be fixed between set bolt and vent cap, described blind hole is connected with through hole with waterproof ventilated membrane by bracing frame.
Casing is airtight, waterproof ventilated membrane has waterproof and ventilative function, the inner chamber of casing is connected with the external world with air vent hole by the through hole in set bolt, the hole in bracing frame, waterproof ventilated membrane, blind hole, cabinets cavity is connected with the external world, namely the air pressure in cabinets cavity is consistent with extraneous air pressure, water, dust, dirt etc. not easily enter into casing from the sealing of casing, make the parts in casing not fragile, long service life; And the outer end of air vent hole is positioned at the sidepiece of vent cap, make water, dust, dirt etc. not easily enter into the inside of waterproof vent valve, namely not easily enter into casing, water-stop is good, long service life.
In above-mentioned a kind of communication apparatus case, described bracing frame comprise edge location division in the form of a ring and be arranged in location division in criss-cross butting section, described position point is between annular gear edge and fixed part.Have the hole that supplied gas is passed through in bracing frame, position point is between annular gear edge and fixed part, and make bracing frame and waterproof ventilated membrane be fixed between set bolt and vent cap by screwing of fixed part, firmness is high.
In above-mentioned a kind of communication apparatus case, described waterproof vent valve also comprises sealing ring, and described sealing ring is enclosed within set bolt, and described sealing ring is resisted against on the lateral wall of casing.Sealing ring plays the effect of sealing, the gap between sealed water-proof air permeable valve and casing, makes water can not enter into casing from this gap, makes the water-stop of this waterproof vent valve good.
In above-mentioned a kind of communication apparatus case, described waterproof ventilated membrane is made up of the hydrophobicity expanded PTFE material of breathing freely.Waterproof ventilated membrane has the feature of oil repellency, hydrophobicity, and namely oil and water is not by waterproof ventilated membrane, only has gas just can, through waterproof ventilated membrane, make the water-stop of this waterproof vent valve good.
In above-mentioned a kind of communication apparatus case, described set bolt, bracing frame and vent cap are made by the metal material of perfect heat-dissipating.This kind of structure, makes the good heat dissipation effect of waterproof vent valve, even if the gas temperature in casing is higher, also can not damage waterproof vent valve, long service life.
Compared with prior art, the communication apparatus case that the utility model provides has the following advantages:
1, this communication apparatus case by arranging waterproof vent valve on the sidewall of casing, the inner chamber of casing is connected with the external world, air pressure in cabinets cavity is consistent with the external world all the time, makes water, dust, dirt etc. not easily enter into casing, improve the useful life of this communication apparatus case.
2, the waterproof vent valve parts of this communication apparatus case are less, structure is simple, waterproof vent valve is provided with waterproof ventilated membrane and sealing ring, and the outer end of air vent hole is the sidepiece being positioned at vent cap, making in blind hole can not ponding, make this waterproof vent valve water-stop good, water, dust, dirt etc. not easily enter into casing, improve the useful life of this communication apparatus case.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of this communication apparatus case.
Fig. 2 is the overall structure cutaway view of this communication apparatus case waterproof vent valve.
Fig. 3 is the structural representation of the bracing frame of this communication apparatus case waterproof vent valve.
In figure, 1, casing; 2, set bolt; 3, bracing frame; 31, location division; 32, butting section; 4, waterproof ventilated membrane; 5, vent cap; 51, ventilating part; 52, fixed part; 53, blind hole; 54, air vent hole; 6, connecting portion; 7, through hole; 8, annular gear edge; 9, sealing ring; 10, waterproof vent valve.
Embodiment
Be below specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.
As shown in Figure 1, this communication apparatus case comprises casing 1 and waterproof vent valve 10, and waterproof vent valve 10 is connected on the sidewall of casing 1, and as shown in Figure 2, waterproof vent valve 10 comprises set bolt 2, bracing frame 3, waterproof ventilated membrane 4, vent cap 5 and sealing ring 9.Set bolt 2, bracing frame 3 and vent cap 5 are made by the metal material of perfect heat-dissipating.
Sealing ring 9 is enclosed within set bolt 2, one end and the casing 1 of set bolt 2 are connected by screw thread, the other end is the connecting portion 6 for connecting vent cap 5, there is in set bolt 2 through hole 7 axially arranged along set bolt 2, the madial wall of through hole 7 has annular gear along 8, in the through hole 7 at set bolt 2 other end place, there is internal thread.
Vent cap 5 comprises ventilating part 51 and fixed part 52, the bottom of vent cap 5 has blind hole 53, fixed part 52 is external thread structure, in the present embodiment, there are in ventilating part 51 six air vent holes 54 arranged along set bolt 2 radial direction, in actual production, the quantity of air vent hole 54 can be four or ten.The inner of air vent hole 54 is connected with blind hole 53, and outer end is connected with the external world, and the outer end of air vent hole 54 is positioned at the sidewall of ventilating part 51.Fixed part 52 and set bolt 2 are connected by screw thread.
As shown in Figure 3, bracing frame 3 comprise edge location division in the form of a ring 31 and be arranged in location division 31 in criss-cross butting section 32, location division 31 at annular gear along between 8 and fixed part 52.Waterproof ventilated membrane 4 is made up of the hydrophobicity expanded PTFE material of breathing freely, waterproof ventilated membrane 4 is fitted in the top of bracing frame 3, edge bottom waterproof ventilated membrane 4 and bracing frame 3 are connected by bonding, fixed part 52 and set bolt 2 are connected by screw thread and make bracing frame 3 and waterproof ventilated membrane 4 be fixed between set bolt 2 and vent cap 5, and the inner chamber in casing 1 is connected with the external world with air vent hole 54 by the through hole 7 in set bolt 2, the hole in bracing frame 3, waterproof vent valve 10, blind hole 53.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present utility model or surmount the scope that appended claims defines.
Although more employ herein casing 1, set bolt 2, bracing frame 3, location division 31, butting section 32, waterproof ventilated membrane 4, vent cap 5, ventilating part 51, fixed part 52, blind hole 53, air vent hole 54, connecting portion 6, through hole 7, annular gear along 8, the term such as sealing ring 9, do not get rid of the possibility using other term.These terms are used to be only used to describe and explain essence of the present utility model more easily; The restriction that they are construed to any one additional is all contrary with the utility model spirit.
Claims (5)
1. a communication apparatus case, comprise casing (1), it is characterized in that, the sidewall of described casing (1) is provided with waterproof vent valve (10), described waterproof vent valve (10) comprises set bolt (2), bracing frame (3), waterproof ventilated membrane (4) and vent cap (5), one end and the casing (1) of described set bolt (2) are connected by screw thread, the other end is the connecting portion (6) for connecting vent cap (5), there is in described set bolt (2) through hole (7) axially arranged along set bolt (2), the madial wall of described through hole (7) has annular gear along (8), described vent cap (5) comprises ventilating part (51) and fixed part (52), the bottom of described vent cap (5) has blind hole (53), there is in described ventilating part (51) air vent hole (54) that several are arranged along set bolt (2) radial direction, the inner of described air vent hole (54) is connected with blind hole (53), outer end is connected with the external world, the edge of described bracing frame (3) is resisted against annular gear on (8), described waterproof ventilated membrane (4) is fitted in the top of bracing frame (3), and the edge of described waterproof ventilated membrane (4) bottom and bracing frame (3) are connected by bonding, described fixed part (52) and set bolt (2) are connected by screw thread and make bracing frame (3) and waterproof ventilated membrane (4) be fixed between set bolt (2) and vent cap (5), described blind hole (53) is connected with through hole (7) with waterproof ventilated membrane (4) by bracing frame (3).
2. a kind of communication apparatus case according to claim 1, it is characterized in that, described bracing frame (3) comprise edge location division (31) in the form of a ring and be arranged in location division (31) in criss-cross butting section (32), described location division (31) is positioned at annular gear along between (8) and fixed part (52).
3. a kind of communication apparatus case according to claim 1, it is characterized in that, described waterproof vent valve (10) also comprises sealing ring (9), described sealing ring (9) is enclosed within set bolt (2), and described sealing ring (9) is resisted against on the lateral wall of casing (1).
4. a kind of communication apparatus case according to claim 1 or 2 or 3, is characterized in that, described waterproof ventilated membrane (4) is made up of the hydrophobicity expanded PTFE material of breathing freely.
5. a kind of communication apparatus case according to claim 1 or 2 or 3, is characterized in that, described set bolt (2), bracing frame (3) and vent cap (5) are made by the metal material of perfect heat-dissipating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520863292.1U CN205213187U (en) | 2015-11-02 | 2015-11-02 | Communications facilities case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520863292.1U CN205213187U (en) | 2015-11-02 | 2015-11-02 | Communications facilities case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205213187U true CN205213187U (en) | 2016-05-04 |
Family
ID=55850869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520863292.1U Active CN205213187U (en) | 2015-11-02 | 2015-11-02 | Communications facilities case |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205213187U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110914526A (en) * | 2017-07-12 | 2020-03-24 | 马勒国际有限公司 | Control device with a connection opening through the housing |
| CN111405822A (en) * | 2020-03-27 | 2020-07-10 | 深圳市德豪显示照明科技有限公司 | L ED power supply box and display screen |
| 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 |
-
2015
- 2015-11-02 CN CN201520863292.1U patent/CN205213187U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110914526A (en) * | 2017-07-12 | 2020-03-24 | 马勒国际有限公司 | Control device with a connection opening through the housing |
| CN110914526B (en) * | 2017-07-12 | 2021-05-14 | 马勒国际有限公司 | Turbocharger with control device |
| CN111405822A (en) * | 2020-03-27 | 2020-07-10 | 深圳市德豪显示照明科技有限公司 | L ED power supply box and display screen |
| 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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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |