CN205207238U - Cubical switchboard fan controlling means - Google Patents
Cubical switchboard fan controlling means Download PDFInfo
- Publication number
- CN205207238U CN205207238U CN201521065635.6U CN201521065635U CN205207238U CN 205207238 U CN205207238 U CN 205207238U CN 201521065635 U CN201521065635 U CN 201521065635U CN 205207238 U CN205207238 U CN 205207238U
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- fan
- memory alloy
- moving contact
- alloy spring
- control
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Abstract
The utility model discloses a cubical switchboard fan controlling means, the action of moving contact is controlled through the memory alloy spring, fan switch's switch -on and shutoff are controlled through moving contact and sliding contact's mutual contact, when the temperature reaches corresponding memory alloy spring deformation point in the cubical switchboard, just can control the operation of fan, reach in real time, energy -conserving effect, the memory alloy spring has the recovery function more than million times, do not receive external disturbance's influence, high reliability, long service lifetime, make the cubical switchboard heat dissipation reliable and stable, simple maintenance, low in cost.
Description
Technical field
The utility model relates to switch cubicle, especially relates to the fan control structure for switch cubicle heat radiation.
Background technique
In current technology, switch cubicle is designed to confined space or local arranges air grid structure, and in use easily cause atmosphere draught-free in cabinet, temperature in the cabinet rises rapidly, causes device damage in switch cubicle, and working life shortens.According to related statistical display, in switch cabinet equipment failure cause, the fault caused because temperature is too high has about 30%.Particularly KYN type dolly cabinet.This switch cabinet structure is compact, takes up room little, usually adopts and installs the method such as insulating bush or isolating partition additional to shorten the air isolation distance in switch cubicle between electrified body, have higher requirement like this to the sink of switch cubicle.Thus need to take strong cooling method.Existing middle-low voltage switch cabinet relies on cross-ventilation to dispel the heat, and mainly utilizes blower fan to cool.The unlatching of middle-low voltage switch cabinet fan and stopping are controlled by temperature controlling device, current temperature controlling device generally has temperature sensing device, control chip, control circuit etc., complicate fabrication process and cost high, need in addition to provide power supply to it separately, spend high, real-time and reliability is low and the life-span is short.
Model utility content
The purpose of this utility model be to provide a kind of structure simple, with low cost, do not need to control power supply, switch cubicle fan control device that reliability is high.
For reaching above-mentioned purpose, the utility model switch cubicle fan control device, comprise and be located at fan in switch cubicle and control gear, control gear is the control switch arranged on fan circuit, wherein, control switch is provided with two conducting contacts, the contact end of jockey is connected with conducting contact slidably, jockey hangs returning spring, one end of moving contact is movably connected with the control end of slip moving contact, the other end connects memory alloy spring and can move to jockey under memory alloy spring promotes, the deformation coefficient of memory alloy spring is corresponding with the temperature value preset.
Described fan is at least two groups, relative with number of fans should have at least two group control switchs, moving contact is separately positioned in corresponding insulation linkage rod, insulation linkage rod to be arranged on insulation disk and can around be positioned at insulation disk center rotatingshaft rotate and drive moving contact to jockey to-and-fro motion, often thoroughly do away with memory alloy spring edge linkage rod being all linked with and driving moving contact motion, every root memory alloy spring all has different temperature deformation coefficients.
After have employed such scheme, the utility model has following technique effect: 1) the utility model adopts memory alloy spring to control the action of moving contact, by the contact with each other connection and shutoff that control fan swicth of moving contact and jockey, the temperature of different memory alloy deformation is different, as long as along with switch temperature in the cabinet rises, just can control the operation of respective fans, reach real-time, energy-conservation effect.2) memory alloy spring that the utility model adopts has the restore funcitons of more than 1,000,000 times, does not need the external world to provide control power supply, not by the impact of external interference, reliability is high, long service life, switch cubicle is dispelled the heat reliable and stable, safeguard simple, expense is low.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation.
Label declaration:
1,2, memory alloy promotes spring; 3,4, moving contact; 5,6; Jockey; 7,8 insulate linkage rod, up and down; 9 rotatingshafts; 10, insulate pallet; 11,12, fan; 13,14 switch fans; 15, power plug; 16,17,18,19, fan circuit; S1, conducting contact; S2, break contact.
Embodiment
By describing technology contents of the present utility model, structure characteristics in detail, realized object and effect, accompanying drawing is coordinated to be explained in detail below in conjunction with mode of execution.
Refer to Fig. 1, the utility model is provided with two memory alloys and promotes spring 1,2, two moving contacts 3,4, two jockeys 5,6, insulate linkage rod 7,8 up and down, rotatingshaft 9, insulation pallet 10, two fan swicthes 11,12, two fans 13,14, power plug 15.Upper insulation linkage rod 7 is connected with insulation pallet 10 respectively by rotatingshaft 9 with the top of lower insulation linkage rod 8, the other end of upper insulation linkage rod 7 and lower insulation linkage rod 8 is provided with moving contact 3,4, upper insulation linkage rod 7 is connected with the memory alloy spring 1,2 with different deformation point respectively with the end opposite side of lower insulation linkage rod 8, and the other end of memory alloy spring 1,2 is fixed on insulation pallet 10; Align with moving contact 3,4 respectively in one end of jockey 5,6, the other end controls the connecting and disconnecting of fan swicth, and fan swicth 11 is connected with power plug 15 by wire 17, and being connected with fan 13 by wire 16 provides power supply with this to fan 13; Fan swicth 12 is connected with power plug 15 by wire 18, and being connected with fan 14 by wire 19 provides power supply with this to fan 14; The S1 contact of fan swicth 11,12 is conducting contacts, and S2 is break contact; Wherein, fan 13 and fan 14 shell keep ground connection.Two memory alloys promote spring 1,2 and have different deformation temperatures, and the deformation temperature that memory alloy promotes spring 2 promotes spring 1 higher than memory alloy.
Two memory alloys promote spring 1, the initial position of 2 as shown in Figure 1, run when switch cubicle passes into big current, when switch temperature in the cabinet starts to rise and reaches the critical deformation temperature of memory alloy promotion spring, first there is deformation and extend and promote the action of insulation linkage rod 7 in the promotion spring 1 with lower temperature deformation coefficient, the moving contact 3 of linkage rod 7 opposite side can travel forward, contact with jockey 5 and promote jockey 5 and continue to move, the other end of jockey fully contacts with fan swicth 11 contact 11S1, fan swicth 11 conducting, fan 13 obtains electric operation, after temperature continues to rise and exceedes the deformation temperature with higher temperature deformation coefficient memory alloy promotion spring 2, there is deformation and extend and promote down the action of insulation linkage rod 8 in promotion spring 2, the moving contact 4 of linkage rod 8 opposite side can travel forward, contact with jockey 6 and promote jockey 6 and continue to move, the other end of jockey fully contacts with fan swicth 12 contact 12S1, fan swicth 12 conducting, fan 14 obtains electric operation.In contrast, when temperature declines gradually, promote spring 2 first to shrink, moving contact 4 is driven to move backward by linkage rod 8, jockey 6 moves together backward, when jockey 6 contacts with switch 12 contact 12S2, and switch 12 power-off, the stall of fan 14 dead electricity, now moving contact 4 is also separated with jockey 6; In like manner, when temperature continues to decline, promoting spring 1 can shrink, and drives fan 13 stall.
When the DEFORMATION POINTS of switch cabinet temperature lower than memory alloy spring 1,2, two fans all do not work.When switch cabinet temperature is between two temperature deformation points, memory alloy spring 1 starts fan 13 and works, and carries out cooling work; When switch cabinet temperature reaches the DEFORMATION POINTS of memory alloy spring 2, memory alloy spring 2 starts fan 14 and works, and fan 13,14 all cools switch cubicle.In like manner, along with temperature reduces, fan runs quantity also to be reduced.
The utility model fan can adopt one, also multiple stage can be adopted, driven by the memory alloy spring of different temperatures DEFORMATION POINTS respectively, as Article 1 memory alloy bullet generation deformation when 50 DEG C, drive First fan work, when temperature rises to 60 DEG C, Article 2 memory alloy bullet generation deformation, drive the second desk fan work, the rest may be inferred, otherwise time below the temperature that temperature drops to the deformation of one memory alloy, this memory alloy bullet recovers original length, corresponding fan quits work, and reduces energy consumption.
Memory alloy is that a kind of atomic arrangement is very regular and the martensitic traoformation alloy that volume is very little, and this alloy produces distortion under external force when low temperature, when external force is removed, under being heated to uniform temperature, can return to the original form.Because this alloy has the restore funcitons of more than 1,000,000 times, be therefore called " memory alloy ".And memory alloy also has the advantage such as wear resistant corrosion resistant, avirulent, is thus widely used.Memory alloy is applied to switch cubicle fan control device, control gear structure will be made simple, and reliability is high, long service life.
The purpose of this utility model be to provide one not only can in real time, reliable control switch cabinet fan break-make, and structure is simple, easy for installation, do not need to provide in addition and control power supply, the energy-conservation and switch cubicle fan control device of the employing memory alloy element of long service life, this device had both eliminated the trouble of manually adjustment fan swicth start and stop, also overcome the high cost of temperature detection automatic controller and complicated circuit design that existing fan control device adopts, again can temperature automatically controlled and energy-conserving and environment-protective.
The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model specification and accompanying drawing content to do equivalent shapes or Structural Transformation; 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 (2)
1. switch cubicle fan control device, comprise and be located at fan in switch cubicle and control gear, control gear is the control switch arranged on fan circuit, it is characterized in that: control switch is provided with two conducting contacts, the contact end of jockey is connected with conducting contact slidably, jockey hangs returning spring, one end of moving contact is movably connected with the control end of slip moving contact, the other end connects memory alloy spring and can move to jockey under memory alloy spring promotes, and the deformation coefficient of memory alloy spring is corresponding with the temperature value preset.
2. switch cubicle fan control device as claimed in claim 1, it is characterized in that: described fan is at least two groups, relative with number of fans should have at least two group control switchs, moving contact is separately positioned in corresponding insulation linkage rod, insulation linkage rod to be arranged on insulation disk and can around be positioned at insulation disk center rotatingshaft rotate and drive moving contact to jockey to-and-fro motion, often thoroughly do away with memory alloy spring edge linkage rod being all linked with and driving moving contact motion, every root memory alloy spring all has different temperature deformation coefficients.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521065635.6U CN205207238U (en) | 2015-12-18 | 2015-12-18 | Cubical switchboard fan controlling means |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521065635.6U CN205207238U (en) | 2015-12-18 | 2015-12-18 | Cubical switchboard fan controlling means |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205207238U true CN205207238U (en) | 2016-05-04 |
Family
ID=55844960
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521065635.6U Expired - Fee Related CN205207238U (en) | 2015-12-18 | 2015-12-18 | Cubical switchboard fan controlling means |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205207238U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110259713A (en) * | 2019-06-17 | 2019-09-20 | 义乌纹挺新能源科技有限公司 | A kind of magnetic suspension air blower and ventilating system |
| CN110612914A (en) * | 2019-10-18 | 2019-12-27 | 杨兵 | Livestock-raising is with rearging cage |
| CN114992546A (en) * | 2022-05-07 | 2022-09-02 | 罗珍 | Intelligent municipal tunnel lamp with automatically adjusted light |
-
2015
- 2015-12-18 CN CN201521065635.6U patent/CN205207238U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110259713A (en) * | 2019-06-17 | 2019-09-20 | 义乌纹挺新能源科技有限公司 | A kind of magnetic suspension air blower and ventilating system |
| CN110612914A (en) * | 2019-10-18 | 2019-12-27 | 杨兵 | Livestock-raising is with rearging cage |
| CN114992546A (en) * | 2022-05-07 | 2022-09-02 | 罗珍 | Intelligent municipal tunnel lamp with automatically adjusted light |
| CN114992546B (en) * | 2022-05-07 | 2023-08-15 | 宁波胜筹光电科技有限公司 | Intelligent municipal tunnel lamp with automatic lamplight adjustment function |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 361000, No. 11, building 4, Guanyin international business center, Xiamen, Fujian Patentee after: XIAMEN JIUZE ELECTRIC POWER CO., LTD. Patentee after: XIAMEN JIUZE INFORMATION TECHNOLOGY CO., LTD. Address before: 361000, No. 11, building 4, Guanyin international business center, Xiamen, Fujian Patentee before: XIAMEN JIUZE ELECTRIC GROUP CO., LTD. Patentee before: XIAMEN JIUZE INFORMATION TECHNOLOGY CO., LTD. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160504 Termination date: 20181218 |