CN103546831A - Stored program controlled telephone switching system with active heat-dissipation function - Google Patents
Stored program controlled telephone switching system with active heat-dissipation function Download PDFInfo
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- CN103546831A CN103546831A CN201310561343.0A CN201310561343A CN103546831A CN 103546831 A CN103546831 A CN 103546831A CN 201310561343 A CN201310561343 A CN 201310561343A CN 103546831 A CN103546831 A CN 103546831A
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- fan
- aluminium shell
- switching system
- air inlet
- stored program
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Abstract
The invention discloses a stored program controlled telephone switching system with an active heat-dissipation function. The stored program controlled telephone switching system comprises a shell assembly (1) and a circuit board arranged in the shell assembly (1), wherein the shell assembly (1) is composed of an aluminum shell (11), a front end cover (12) and a rear end cover (13) which are connected into a whole, the front end cover (12) is provided with an air inlet fan (2), a metal protective fence (21) is arranged on the air inlet side of the air inlet fan (2), and the outlet side of the air inlet fan (2) is communicated with an inner cavity of the shell assembly (1); the rear end cover (13) is provided with a power socket (131), a fan switch (132) and exhaust holes (133) which are evenly distributed, and the air inlet fan (2) is connected with the power socket (131) through the fan switch (132) in a conductive mode. The stored program controlled telephone switching system has the advantages of being good in heat dissipation effect, flexible and convenient to use, safe, reliable and long in service life.
Description
Technical field
The present invention relates to telephony switching gear field, be specifically related to a kind of SPC telephone exchange with active heat removal function.
Background technology
SPC telephone exchange is a kind of conventional telephony switching gear, generally comprise casing assembly and inner circuit board, circuit board is generally divided into motherboard, relay plate and daughter board, between relay plate and daughter board, by motherboard, be connected, wherein relay plate provides outside line access function, and daughter board provides interior lines access function.Because SPC telephone exchange is generally 24 hours operating states, therefore the circuit elements device on motherboard, relay plate and daughter board is not stopped transport and is turned, can produce more heat, the situation of generating heat when ambient temperature is higher is especially serious, easily causes the aging of circuit components and parts on motherboard, relay plate and daughter board even to damage.
Summary of the invention
The technical problem to be solved in the present invention is to provide the SPC telephone exchange with active heat removal function of a kind of good heat dissipation effect, flexible and convenient to use, safe and reliable, long service life.
For solving the problems of the technologies described above, the technical solution used in the present invention is:
A kind of SPC telephone exchange with active heat removal function, comprise housing unit and the circuit board of being located at housing unit inside, described housing unit is comprised of the aluminium shell being integrally connected, front end housing and rear end cap, described front end housing is provided with supply fan, the inlet side of described supply fan is provided with metal protection grid, the outlet side of described supply fan is communicated with the inner chamber of housing unit, the steam vent that described rear end cap is provided with supply socket, fan swicth and is evenly arranged, described supply fan is connected conducting by fan swicth with supply socket.
Further improvement as technique scheme:
The top of described aluminium shell and bottom are provided with a plurality of ventilating heat dissipating holes that array-like is arranged that are, and described ventilating heat dissipating hole is long waist shaped hole.
The both sides of described aluminium shell are equipped with a plurality of fin, and described a plurality of fin are parallel to each other and arrange and arrange along the length direction of aluminium shell.
The present invention has following advantage: the present invention is because front end housing is provided with supply fan, rear end cap is provided with supply socket, fan swicth and the steam vent being evenly arranged, supply fan is connected conducting by fan swicth with supply socket, therefore by fan swicth, can control the operating state of supply fan, therefore when ambient temperature is higher, can open fan swicth makes supply fan in operating condition, thereby the heat of housing unit inside is discharged, thereby prevent that SPC telephone exchange internal heat from gathering, the circuit board that prevents SPC telephone exchange inside occurs aging and damages due to overheated, and because the inlet side of supply fan is provided with metal protection grid, can prevent human body, foreign material etc. enter the inlet side of supply fan, there is good heat dissipation effect, flexible and convenient to use, safe and reliable, the advantage of long service life.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 be embodiment of the present invention front side to perspective view.
Fig. 2 is the perspective view of embodiment of the present invention rear direction.
Marginal data: 1, housing unit; 11, aluminium shell; 111, ventilating heat dissipating hole; 112, fin; 12, front end housing; 13, rear end cap; 131, supply socket; 132, fan swicth; 133, steam vent; 2, supply fan; 21, metal protection grid.
Embodiment
Below in conjunction with accompanying drawing, the preferred embodiments of the present invention are described in detail, thereby so that advantages and features of the invention can be easier to be it will be appreciated by those skilled in the art that, protection scope of the present invention are made to more explicit defining.
As depicted in figs. 1 and 2, the SPC telephone exchange that the present embodiment has active heat removal function comprises housing unit 1 and the circuit board of being located at housing unit 1 inside, housing unit 1 is by the aluminium shell 11 being integrally connected, front end housing 12 and rear end cap 13 form, front end housing 12 is provided with supply fan 2, the inlet side of supply fan 2 is provided with metal protection grid 21, the outlet side of supply fan 2 is communicated with the inner chamber of housing unit 1, rear end cap 13 is provided with supply socket 131, fan swicth 132 and the steam vent 133 being evenly arranged, supply fan 2 is connected conducting by fan swicth 132 with supply socket 131.The present embodiment is because front end housing 12 is provided with supply fan 2, rear end cap 13 is provided with supply socket 131, fan swicth 132 and the steam vent 133 being evenly arranged, supply fan 2 is connected conducting by fan swicth 132 with supply socket 131, therefore by fan swicth 132, can control the operating state of supply fan 2, therefore when ambient temperature is higher, can open fan swicth 132 makes supply fan 2 in operating condition, thereby the heat of housing unit 1 inside is discharged, thereby prevent that SPC telephone exchange internal heat from gathering, the circuit board that prevents SPC telephone exchange inside occurs aging and damages due to overheated, and because the inlet side of supply fan 2 is provided with metal protection grid 21, can prevent human body, foreign material etc. enter the inlet side of supply fan 2, there is good heat dissipation effect, flexible and convenient to use, safe and reliable, the advantage of long service life.
In the present embodiment, the top of aluminium shell 11 and bottom are provided with a plurality of ventilating heat dissipating holes 111 that array-like is arranged that are, ventilating heat dissipating hole 111 is long waist shaped hole, the top of aluminium shell 11 and the ventilating heat dissipating hole of bottom 111 can form to aluminium shell 11 effect of ventilating convection, when SPC telephone exchange is worked, internal circuit board operation heating, thereby the air that makes circuit board periphery is heated and discharges from the ventilating heat dissipating hole 111 at aluminium shell 11 tops, the cold air of aluminium shell 11 bottoms can enter from the ventilating heat dissipating hole 111 of aluminium shell 11 bottoms aluminium shell 11 inside simultaneously, thereby the heat of aluminium shell 11 inside is distributed better, better heat-radiation effect.
In the present embodiment, the both sides of aluminium shell 11 are equipped with a plurality of fin 112, a plurality of fin 112 are parallel to each other and arrange and arrange along the length direction of aluminium shell 11, a plurality of fin 112 can dispel the heat to aluminium shell 11 better, thereby prevent that SPC telephone exchange internal heat from gathering, prevent that the circuit board of SPC telephone exchange inside from occurring aging and damaging due to overheated.
The foregoing is only the preferred embodiment of the present invention, protection scope of the present invention is not limited in above-mentioned execution mode, and every technical scheme that belongs to the principle of the invention all belongs to protection scope of the present invention.For a person skilled in the art, some improvements and modifications of carrying out under the prerequisite that does not depart from principle of the present invention, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (3)
1. a SPC telephone exchange with active heat removal function, comprise housing unit (1) and be located at the inner circuit board of housing unit (1), it is characterized in that: described housing unit (1) is by the aluminium shell being integrally connected (11), front end housing (12) and rear end cap (13) form, described front end housing (12) is provided with supply fan (2), the inlet side of described supply fan (2) is provided with metal protection grid (21), the outlet side of described supply fan (2) is communicated with the inner chamber of housing unit (1), described rear end cap (13) is provided with supply socket (131), fan swicth (132) and the steam vent (133) being evenly arranged, described supply fan (2) is connected conducting by fan swicth (132) with supply socket (131).
2. the SPC telephone exchange with active heat removal function according to claim 1, it is characterized in that: the top of described aluminium shell (11) and bottom are provided with a plurality of ventilating heat dissipating holes (111) that array-like is arranged that are, and described ventilating heat dissipating hole (111) is long waist shaped hole.
3. the SPC telephone exchange with active heat removal function according to claim 2, it is characterized in that: the both sides of described aluminium shell (11) are equipped with a plurality of fin (112), described a plurality of fin (112) are parallel to each other and arrange and arrange along the length direction of aluminium shell (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310561343.0A CN103546831A (en) | 2013-11-13 | 2013-11-13 | Stored program controlled telephone switching system with active heat-dissipation function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310561343.0A CN103546831A (en) | 2013-11-13 | 2013-11-13 | Stored program controlled telephone switching system with active heat-dissipation function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103546831A true CN103546831A (en) | 2014-01-29 |
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ID=49969817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310561343.0A Pending CN103546831A (en) | 2013-11-13 | 2013-11-13 | Stored program controlled telephone switching system with active heat-dissipation function |
Country Status (1)
| Country | Link |
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| CN (1) | CN103546831A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106411789A (en) * | 2016-10-17 | 2017-02-15 | 桐城市闲产网络服务有限公司 | Optical fiber switch |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200961968Y (en) * | 2006-09-29 | 2007-10-17 | 曹爱国 | A heat exchanger and indoor thermal electrical air-conditioner with the same |
| WO2011045863A1 (en) * | 2009-10-16 | 2011-04-21 | 富士通株式会社 | Electronic device and casing for electronic device |
| CN201846551U (en) * | 2010-11-01 | 2011-05-25 | 临朐长江铝业有限公司 | Aluminium alloy sections for control cabinet shell |
| CN102105846A (en) * | 2008-07-25 | 2011-06-22 | 富士通株式会社 | Electronic device |
| CN203608316U (en) * | 2013-11-13 | 2014-05-21 | 李明科 | SPC telephone exchange with active heat radiation function |
-
2013
- 2013-11-13 CN CN201310561343.0A patent/CN103546831A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200961968Y (en) * | 2006-09-29 | 2007-10-17 | 曹爱国 | A heat exchanger and indoor thermal electrical air-conditioner with the same |
| CN102105846A (en) * | 2008-07-25 | 2011-06-22 | 富士通株式会社 | Electronic device |
| WO2011045863A1 (en) * | 2009-10-16 | 2011-04-21 | 富士通株式会社 | Electronic device and casing for electronic device |
| CN201846551U (en) * | 2010-11-01 | 2011-05-25 | 临朐长江铝业有限公司 | Aluminium alloy sections for control cabinet shell |
| CN203608316U (en) * | 2013-11-13 | 2014-05-21 | 李明科 | SPC telephone exchange with active heat radiation function |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106411789A (en) * | 2016-10-17 | 2017-02-15 | 桐城市闲产网络服务有限公司 | Optical fiber switch |
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| SE01 | Entry into force of request for substantive examination | ||
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140129 |