CN204375533U - A kind of strong heat-dissipating voltage transformer - Google Patents
A kind of strong heat-dissipating voltage transformer Download PDFInfo
- Publication number
- CN204375533U CN204375533U CN201520117877.9U CN201520117877U CN204375533U CN 204375533 U CN204375533 U CN 204375533U CN 201520117877 U CN201520117877 U CN 201520117877U CN 204375533 U CN204375533 U CN 204375533U
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- casing
- fixed head
- heat radiation
- box
- mounting bracket
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Abstract
The utility model discloses a kind of strong heat-dissipating voltage transformer, comprise casing, heat radiation box and cross flow fan, be provided with coil and iron core in described casing, the bilateral symmetry of casing has heat radiation box group, and heat radiation box group comprises some heat radiation boxes; The top side wall of heat radiation box and be respectively arranged with oil-out and oil-in between bottom and casing, multiple radiating tubes that heat radiation box comprises the distributor box at top, the collecting box in bottom and is connected between distributor box and collecting box, and radiating tube is helical form; Radiating tube side is provided with cross flow fan; Mounting bracket is provided with below described casing; The utility model effectively improves radiating effect, increase the service life, reduce maintenance cost, increase cold wind to the heat exchanger effectiveness of radiating tube, improve the useful life of mounting bracket, also improve the bonding strength of the installation portion on casing and electric pole simultaneously thus reduce potential safety hazard.
Description
Technical field
The utility model relates to a kind of transformer, specifically a kind of strong heat-dissipating voltage transformer.
Background technology
Transformer utilizes the principle of electromagnetic induction to change the device of alternating voltage, and main member is primary coil, secondary coil and iron core (magnetic core), and major function has: voltage transformation, current transformation, impedance transformation, isolation, voltage stabilizing etc.Transformer can be divided into by purposes: distribution transformer, power transformer, full-sealed transformer, combined transformer, dry-type transformer, oil-filled transformer, single-phase transformer, furnace transformer, rectifier transformer etc.The advantage that in transformer, especially oil-filled transformer has good heat dissipation, loss is little, capacity is large, price is low, the transformer major part of current electric online operation is oil-filled transformer.Oil-filled transformer adopts entirely oil-filled closed type.In prior art, transformer both sides are evenly provided with multiple radiator usually, form two row's radiator panels to dispel the heat to transformer, because the quantity of heat production of transformer is higher, radiator is needed to have good heat-sinking capability during use, thus radiator generally includes radiating fin and blower fan, and blower fan is arranged on the bottom of radiating fin, and blowing is from bottom to up dispelled the heat; But in actual use; the transformer radiating effect of this structure is unsatisfactory; and blower fan is placed and subaerial position; easy attracting dust and foreign material blow to fin in the lump; make fin surface accumulate dust, radiating effect is deteriorated, and needs often to safeguard; and general fin need apply thicker protective layer to protect, and have impact on the radiating effect of fin.
Utility model content
The purpose of this utility model is to provide a kind of strong heat-dissipating voltage transformer, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the utility model provides following technical scheme:
A kind of strong heat-dissipating voltage transformer, comprise casing, heat radiation box and cross flow fan, be provided with coil and iron core in described casing, the bilateral symmetry of casing has heat radiation box group, and heat radiation box group comprises some heat radiation boxes; The top side wall of heat radiation box and be respectively arranged with oil-out and oil-in between bottom and casing, multiple radiating tubes that heat radiation box comprises the distributor box at top, the collecting box in bottom and is connected between distributor box and collecting box, and radiating tube is helical form; Radiating tube side is provided with cross flow fan, and cross flow fan exhaust outlet place is provided with the wind scooper arranged vertically upward; Mounting bracket is provided with below described casing, mounting bracket is angle block of right angle, mounting bracket comprises the first fixed head and the second fixed head, and the first fixed head and the second fixed head are formed in one between formula first fixed head and the second fixed head and are provided with reinforcement, and reinforcement is provided with compensating groove; Described first fixed head side is provided with slide block, and casing is provided with the slide rail with slide block adaptation, and the first fixed head is connected on casing by slide block and slide rail, and the lower surface of the second fixed head and casing is in same level; Described first fixed head is provided with screwed hole, and casing is provided with the connecting hole consistent with screwed hole aperture, and described second fixed head is provided with installing hole; Coordinating of slide rail and slide block and coordinating of screwed hole and connecting hole and bolt or screw, make mounting bracket and casing removably connect, when mounting bracket now damages replaceable newly, ensure casing install after stability.
Further, the quantity of described mounting bracket is eight pieces, and is evenly distributed on each sidewall of casing.
Further, described casing is provided with oil filler, and oil filler is provided with pressure relief valve.
Further, the outside of described cross flow fan is also provided with rain cover.
Compared with prior art, transformer oil in heat radiation box of the present utility model from top to bottom moves and temperature reduces gradually, cold wind then moves from left to right and shuttles back and forth to dispel the heat between radiating tube, because the direction of motion of transformer oil and cold wind is interlocked, and transformer oil is dispelled the heat by the radiating tube that many internal diameters are less, effectively can improve radiating effect, radiating tube is helical form, further improves radiating effect, in addition, because cross flow fan lateral openings sucks cold wind, avoid entering of dust, effectively can reduce the absorption of transformer to dust and foreign material, effectively extend working time, reduce maintenance cost, in order to increase the heat exchanger effectiveness of cold wind to radiating tube, cross flow fan exhaust outlet place is provided with the wind scooper arranged vertically upward, like this, the cold wind of discharge under the effect of wind scooper, and flowing time and radiating tube tangent, which improves the radiating efficiency of radiating tube, first fixed head and the second fixed head are formed in one formula, increase the intensity of mounting bracket and easy to process, reinforcement is provided with between first fixed head and the second fixed head, reinforcement is provided with compensating groove, reinforcement can increase the intensity of mounting bracket, offer compensating groove can reduce stress and concentrate, improve the stability of structure, described first fixed head is provided with screwed hole, casing is provided with the connecting hole consistent with screwed hole aperture, can to screw in screwed hole and connecting hole bolt or screw, in addition fastening, described second fixed head is provided with installing hole, by being screwed in installing hole and the screw of installing hole adaptation or bolt, casing is made to connect on utility poles by mounting bracket, by this structure, when casing is installed on utility poles, the lower surface of casing contacts with the installation portion on electric pole with the second fixed head of mounting bracket simultaneously, the weight of casing can not focus on mounting bracket, improve the useful life of mounting bracket, also improve the bonding strength of the installation portion on casing and electric pole simultaneously thus reduce potential safety hazard, described casing is provided with oil filler, facilitate transformer oil to be input into and export, oil filler is provided with pressure relief valve, when the iron core in casing and winding be in operation break down time, the temperature of box house can sharply rise, thus when causing heat dissipation channel to have little time heat radiation, a part of transformer oil is vaporized, pressure in casing can increase sharply, now pressure relief valve can work rapidly, pressure in casing is dropped in normal range (NR), can available protecting casing, avoid that pressure is excessive causes box deformation or explosion, in order to reduce entering of raindrop, the outside of cross flow fan is also provided with rain cover.
Accompanying drawing explanation
Fig. 1 is the structural representation of strong heat-dissipating voltage transformer.
Fig. 2 is the left view of strong heat-dissipating voltage transformer.
Fig. 3 is the vertical view of strong heat-dissipating voltage transformer.
Fig. 4 is the structural representation of mounting bracket 4 in strong heat-dissipating voltage transformer.
In figure: casing 1, heat radiation box 2, oil-out 21, oil-in 22, distributor box 23, collecting box 24, radiating tube 25, cross flow fan 3, wind scooper 31, rain cover 32, mounting bracket 4, first fixed head 41, second fixed head 42, screwed hole 43, reinforcement 44, slide block 45, oil filler 5, pressure relief valve 51.
Embodiment
Be described in more detail below in conjunction with the technical scheme of embodiment to this patent.
Refer to Fig. 1-4, a kind of strong heat-dissipating voltage transformer, comprise casing 1, heat radiation box 2 and cross flow fan 3, be provided with coil and iron core in described casing 1, the bilateral symmetry of casing 1 has heat radiation box group, and heat radiation box group comprises some heat radiation boxes 2, the top side wall of heat radiation box 2 and be respectively arranged with oil-out 21 that heat supply transformer oil enters and the oil-in 22 that cooling transformer oil enters between bottom and casing 1, multiple radiating tubes 25 that heat radiation box 2 comprises the distributor box 23 at top, the collecting box 24 in bottom and is connected between distributor box 23 and collecting box 24, and radiating tube 25 is helical form, radiating tube 25 side is provided with cross flow fan 3, transformer oil in heat radiation box 2 from top to bottom moves and temperature reduces gradually, cold wind then moves from left to right and shuttles back and forth to dispel the heat between radiating tube 25, because the direction of motion of transformer oil and cold wind is interlocked, and transformer oil is dispelled the heat by the radiating tube 25 that many internal diameters are less, effectively can improve radiating effect, radiating tube 25 is helical form, further improves radiating effect, in addition, because cross flow fan 3 lateral openings sucks cold wind, avoid entering of dust, effectively can reduce the absorption of transformer to dust and foreign material, effectively extend working time, reduce maintenance cost, in order to increase the heat exchanger effectiveness of cold wind to radiating tube, cross flow fan 3 exhaust outlet place is provided with the wind scooper 31 arranged vertically upward, and like this, the cold wind of discharge is under the effect of wind scooper 31, and flowing time and radiating tube 25 tangent, which improves the radiating efficiency of radiating tube 25, mounting bracket 4 is provided with below described casing 1, mounting bracket 4 is angle block of right angle, mounting bracket 4 comprises the first fixed head 41 and the second fixed head 42, the formula and the first fixed head 41 and the second fixed head 42 are formed in one, increases the intensity of mounting bracket 4 and easy to process, is provided with reinforcement 44 between the first fixed head 41 and the second fixed head 42, reinforcement 44 is provided with compensating groove, reinforcement 44 can increase the intensity of mounting bracket 4, offers compensating groove and can reduce stress and concentrate, and improves the stability of structure, described first fixed head 41 side is provided with slide block 45, and casing 1 is provided with the slide rail with slide block 45 adaptation, and the first fixed head 41 is connected on casing 1 by slide block 45 and slide rail, and the second fixed head 42 is in same level with the lower surface of casing 1, described first fixed head 41 is provided with screwed hole 43, casing 1 is provided with the connecting hole consistent with screwed hole 43 aperture, can to screw in screwed hole 43 with connecting hole bolt or screw, in addition fastening, described second fixed head 42 is provided with installing hole, by being screwed in installing hole and the screw of installing hole adaptation or bolt, casing 1 is made to connect on utility poles by mounting bracket 4, by this structure, when casing 1 is installed on utility poles, the lower surface of casing 1 contacts with the installation portion on electric pole with the second fixed head 42 of mounting bracket 4 simultaneously, the weight of casing 1 can not focus on mounting bracket, improve the useful life of mounting bracket, also improve the bonding strength of the installation portion on casing 1 and electric pole simultaneously thus reduce potential safety hazard, coordinating of slide rail and slide block 45 and coordinating of screwed hole 43 and connecting hole and bolt or screw, make mounting bracket 4 and casing 1 removably connect, when mounting bracket 4 now damages replaceable newly, ensure the stability after casing 1 installation, further, the quantity of described mounting bracket 4 is eight pieces, and is evenly distributed on each sidewall of casing 1, further, described casing 1 is provided with oil filler 5, facilitate transformer oil to be input into and export, oil filler 5 is provided with pressure relief valve 51, when the iron core in casing 1 and winding be in operation break down time, the temperature of casing 1 inside can sharply rise, thus when causing heat dissipation channel to have little time heat radiation, a part of transformer oil is vaporized, pressure in casing 1 can increase sharply, and now pressure relief valve 51 can work rapidly, drops in normal range (NR) by the pressure in casing 1, energy available protecting casing 1, avoids the excessive casing 1 that causes of pressure be out of shape or burst, in order to reduce entering of raindrop, transformer of the present utility model, the outside of cross flow fan 3 is also provided with rain cover 32.
Above the better embodiment of this patent is explained in detail, but this patent is not limited to above-mentioned execution mode, in the ken that one skilled in the relevant art possesses, various change can also be made under the prerequisite not departing from this patent aim.
Claims (4)
1. a strong heat-dissipating voltage transformer, comprises casing, heat radiation box and cross flow fan, it is characterized in that, is provided with coil and iron core in described casing, and the bilateral symmetry of casing has heat radiation box group, and heat radiation box group comprises some heat radiation boxes; The top side wall of heat radiation box and be respectively arranged with oil-out and oil-in between bottom and casing, multiple radiating tubes that heat radiation box comprises the distributor box at top, the collecting box in bottom and is connected between distributor box and collecting box, and radiating tube is helical form; Radiating tube side is provided with cross flow fan, and cross flow fan exhaust outlet place is provided with the wind scooper arranged vertically upward; Mounting bracket is provided with below described casing, mounting bracket is angle block of right angle, mounting bracket comprises the first fixed head and the second fixed head, and the first fixed head and the second fixed head are formed in one between formula first fixed head and the second fixed head and are provided with reinforcement, and reinforcement is provided with compensating groove; Described first fixed head side is provided with slide block, and casing is provided with the slide rail with slide block adaptation, and the first fixed head is connected on casing by slide block and slide rail, and the lower surface of the second fixed head and casing is in same level; Described first fixed head is provided with screwed hole, and casing is provided with the connecting hole consistent with screwed hole aperture, and described second fixed head is provided with installing hole; Coordinating of slide rail and slide block and coordinating of screwed hole and connecting hole and bolt or screw, make mounting bracket and casing removably connect, when mounting bracket now damages replaceable newly, ensure casing install after stability.
2. strong heat-dissipating voltage transformer according to claim 1, is characterized in that, the quantity of described mounting bracket is eight pieces, and is evenly distributed on each sidewall of casing.
3. strong heat-dissipating voltage transformer according to claim 1, is characterized in that, described casing is provided with oil filler, and oil filler is provided with pressure relief valve.
4. strong heat-dissipating voltage transformer according to claim 1, is characterized in that, the outside of described cross flow fan is also provided with rain cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520117877.9U CN204375533U (en) | 2015-02-27 | 2015-02-27 | A kind of strong heat-dissipating voltage transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520117877.9U CN204375533U (en) | 2015-02-27 | 2015-02-27 | A kind of strong heat-dissipating voltage transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204375533U true CN204375533U (en) | 2015-06-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520117877.9U Expired - Fee Related CN204375533U (en) | 2015-02-27 | 2015-02-27 | A kind of strong heat-dissipating voltage transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204375533U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104916406A (en) * | 2015-06-15 | 2015-09-16 | 何小平 | Energy-saving and heat-dissipating transformer |
| CN105139998A (en) * | 2015-09-07 | 2015-12-09 | 国网河南新安县供电公司 | High-efficiency cooling transformer |
| CN105374513A (en) * | 2015-11-19 | 2016-03-02 | 铜陵瑞博电子科技有限公司 | Transformer with good cooling performance |
| CN105405589A (en) * | 2015-11-11 | 2016-03-16 | 铜陵瑞博电子科技有限公司 | Double-heat-dissipation transformer |
| CN106952716A (en) * | 2017-04-20 | 2017-07-14 | 河南基泰电气有限公司 | A kind of mounting structure of current transformer |
-
2015
- 2015-02-27 CN CN201520117877.9U patent/CN204375533U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104916406A (en) * | 2015-06-15 | 2015-09-16 | 何小平 | Energy-saving and heat-dissipating transformer |
| CN105139998A (en) * | 2015-09-07 | 2015-12-09 | 国网河南新安县供电公司 | High-efficiency cooling transformer |
| CN105405589A (en) * | 2015-11-11 | 2016-03-16 | 铜陵瑞博电子科技有限公司 | Double-heat-dissipation transformer |
| CN105374513A (en) * | 2015-11-19 | 2016-03-02 | 铜陵瑞博电子科技有限公司 | Transformer with good cooling performance |
| CN106952716A (en) * | 2017-04-20 | 2017-07-14 | 河南基泰电气有限公司 | A kind of mounting structure of current transformer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| 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: 20150603 Termination date: 20170227 |