CN205194470U - It is horizontal to STREAMING transformer cooler - Google Patents
It is horizontal to STREAMING transformer cooler Download PDFInfo
- Publication number
- CN205194470U CN205194470U CN201520935021.2U CN201520935021U CN205194470U CN 205194470 U CN205194470 U CN 205194470U CN 201520935021 U CN201520935021 U CN 201520935021U CN 205194470 U CN205194470 U CN 205194470U
- Authority
- CN
- China
- Prior art keywords
- oil sump
- tank
- sump tank
- oil
- heat exchange
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model discloses an it is horizontal to STREAMING transformer cooler, sump oil tank including heat exchange water tank and both ends, be equipped with the oil baffle between sump oil tank and the heat exchange water tank, the sump oil tank at both ends passes through the heat exchange tube looks UNICOM of installation between the oil baffle, the imported sump oil tank of top and the export sump oil tank of below are split into through the baffle with it to left side sump oil tank, be equipped with mesh partition between heat exchange water tank's upper end cover and the heat exchange tube, the utility model discloses compare with the traditional vertical stroke formula of putting mode of placing, reduced the requirement to oil pump and water pump pressure, and need not overcome transformer oil's gravity itself, structure and preparation simple process. Mesh partition's round hole adopts interval arrangement form, makes the heat exchange tube evenly drenched and waters the cooling, improves heat exchange efficiency.
Description
Technical field
The utility model belongs to enhanced heat exchange equipment, relates to power transformer cooling arrangement, belongs to strong oily water-cooled cooler, is specifically related to a kind of horizontal convection type transformer cooler.
Background technology
Transformer is an extremely important equipment in electric power system, be widely used in the electrical network of each grade, play the effect of voltage of transformation grade, electric energy transmitting, wherein being most widely used of oil-filled transformer, when high load capacity operates, transformer oil temperature in oil-filled transformer sharply rises, and the harm of high temperature to the insulating material of inside transformer is huge, in long hot environment, insulating material can lose insulation and mechanical performance gradually, greatly reduces the useful life of transformer.Therefore, how rationally effective heat radiation, reduces transformer oil temperature, becomes the task of top priority.
For transformer problem of temperature rise, the type of cooling conventional at present has following several: oil-immersed self-cooled, oil-immersed forced-air cool, forced oil and forced air cooled type and forced oil and water cooled type.Along with the fast development of China's industry, grow with each passing day to the requirement of electric power, China's electric power system is towards high pressure, jumbo future development, and this proposes new requirement to the cooling capacity of transformer cooler.For 63000kVA and above transformer, strong oil wind cooler or oil water cooler need be adopted.The body of traditional strong oil wind cooler is one group of metal tube with spiral fin, and respectively there is a gathering room at two ends, solder paste dividing plate in gathering room, to form multiloop oil circulation.But this type of cooling needs fan, fan poor reliability, motor, air-cooled control loop etc. often break down, and maintenance workload is large, and fan noise is large, is not suitable for using in the place of crowd's comparatively dense.And traditional strong profit cooler oil is made up of cylindrical shape water tank, place cooling copper tube in case, have baffle interval along oily short transverse, to change oily flow path, owing to adopting straight plate interval, there is flow blind angle in corner, forms region of bypassed oil, can not well heat exchange, in addition, its complex manufacturing technology, energy resource consumption is large, and operating cost is higher.
Utility model content
In order to overcome above existing technical problem, the utility model adopts the mode of cooling water free convection to realize heat exchange, proposes a kind of minimizing auxiliary equipment energy ezpenditure, and improves the horizontal convection type transformer cooler of exchange capability of heat, by reference to the accompanying drawings, the technical solution of the utility model is as follows:
A kind of horizontal convection type transformer cooler, comprises middle heat-exchanging water tank 17 and the oil sump tank at two ends; Described heat-exchanging water tank 17 is upper and lower is provided with the upper end cover 10 of water inlet 8 and the bottom end cover 11 with delivery port 9 respectively; Be provided with oil baffle between described oil sump tank and heat-exchanging water tank 17, the oil sump tank at two ends is connected by the heat exchanger tube 7 installed between described oil baffle;
Described oil sump tank comprises and is positioned at the left oil sump tank of heat-exchanging water tank 17 one end and the right oil sump tank 18 of the other end;
Described left oil sump tank is upper and lower is provided with the left oil sump tank upper end cover 19 of oil-in 3 and the left oil sump tank bottom end cover 20 with oil-out 9 respectively, and described left oil sump tank is divided into the inlet header fuel tank 14 of top and the outlet oil sump tank 15 of below by dividing plate 2;
Described left oil sump tank and right oil sump tank 18 both sides realize closing seam by left end cap 1 and right end cap 13.
Net-like spacer 6 is provided with between the upper end cover 10 and heat exchanger tube 7 of described heat-exchanging water tank 17;
On described net-like spacer 6, the mesh of processing is that the mode of adjacent Heterogeneous Permutation distributes.
Compared with prior art, the beneficial effects of the utility model are:
1, the utility model adopts pressure-bearing type to place, and compared with traditional vertically placed type modes of emplacement, decreases the requirement to oil pump and water-aspirator pressure, and does not need the gravity overcoming transformer oil itself.
2, the utility model is compared with traditional round cylindrical tank, and exterior contour is rectangle, upper end cover, bottom end cover, left end cap, and right end cap all can adopt the mode of punching press to make, and is connected by flange or welding manner.Heat exchanger tube adopts the mode of expanded joint and left and right oil baffle compact siro spinning technology, and manufacture craft is simple.
3, the net-like spacer that adopts of the utility model makes by the mode of punching press, and circular hole adopts interval arrangement, and heat exchanger tube can be made like this to be cooled by even sprinkling, improves heat exchange efficiency.
Accompanying drawing explanation
Fig. 1 is the utility model internal structure schematic diagram;
Fig. 2 is the structural representation of net-like spacer in the utility model.
In figure:
1. the right oil baffle 13. right end cap 14. inlet header fuel tank 15. of left end cap 2. dividing plate 3. oil-in 4. oil-out 5. left oil baffle 6. net-like spacer 7. heat exchanger tube 8. water inlet 9. delivery port 10. upper end cover 11. bottom end cover 12. exports the right oil sump tank bottom end cover of the right oil sump tank 19. of the oil sump tank 16. upper condensate sump 17. heat-exchanging water tank 18. left oil sump tank left oil sump tank bottom end cover 21. of upper end cover 20. right oil sump tank upper end cover 22..
Embodiment
In order to further illustrate the technical solution of the utility model, in conjunction with Figure of description, embodiment of the present utility model is described below:
As shown in Figure 1, the utility model discloses a kind of horizontal convection type transformer cooler, its exterior contour is rectangular structure, primarily of centre heat-exchanging water tank 17, be positioned at the left oil sump tank on the left of heat-exchanging water tank 17 and be positioned at right side oil sump tank again 18 form.
Be provided with upper end cover 10 above described heat-exchanging water tank 17, and be provided with water inlet 8 on upper end cover 10; Bottom end cover 11 is provided with below heat-exchanging water tank 17, and delivery port 9 is provided with on bottom end cover 11, heat-exchanging water tank 17 both sides are provided with left oil baffle 5 and right oil baffle 12, heat-exchanging water tank 17 is separated by with left oil sump tank and right oil sump tank 18, heat-exchanging water tank 17 periphery is made up of housing (not shown), between left oil baffle 5 and right oil baffle 12, pass across heat-exchanging water tank 17, adopt the mode of expanded joint, be horizontally disposed with and be provided with many heat exchanger tubes 7, oil sump tank and right oil sump tank 18 are done by heat exchanger tube 7 in UNICOM.
As shown in Figure 2, in the below of the upper end cover 10 of heat-exchanging water tank 17, be provided with net-like spacer 6 above heat exchanger tube 7, and the circular hole on net-like spacer 6 adopts adjacent Heterogeneous Permutation, namely long-pending even alternate mode distributes, and this net-like spacer can adopt the mode of punching press to make.
In the present embodiment, the length of net-like spacer 6 is L, and wide is W, is divided into and is furnished with 203 circular holes, and Circularhole diameter is 0.0125L, and circular hole horizontal interval is 0.0375L, and vertical spacing is 0.1W, and the distance of circular hole and side is 0.0875L, is 0.1W with upper following distance.
Described left oil sump tank is made up of left end cap 1, left oil baffle 5, left oil sump tank upper end cover 19, left oil sump tank front end housing (not shown), left oil sump tank rear end cap (not shown) and left oil sump tank bottom end cover 20, and be divided into the inlet header fuel tank 14 of top and the outlet oil sump tank 15 of below by dividing plate 2, be provided with oil-in 3 above described left oil sump tank upper end cover 19, below left oil sump tank bottom end cover 20, be provided with oil-out 4.
Described right oil sump tank 18 is made up of right end cap 13, right oil sump tank upper end cover 21, right oil sump tank bottom end cover 22, right oil sump tank upper end cover (not shown) and right oil sump tank bottom end cover (not shown).
In the utility model, left end cap 1, right end cap 13, upper end cover 10, bottom end cover 11 and left oil baffle 5, right oil baffle 12 and housing (not shown) adopt the mode of punching press or welding to make, and directly can pass through Flange joint between them.
The course of work of the present utility model is as follows:
High-temperature transformer oil via oil-in 3, enters inlet header fuel tank 14 by oil pump, and heat exchanger tube 7 inside via top flows into right oil sump tank 18, then enters outlet oil sump tank 15 through heat exchanger tube 7 inside of bottom, flows out cooler finally by oil-out 4.Meanwhile, cooling water flows into upper condensate sump by water pump by water inlet 8, outside at heat exchanger tube 7 by sprinkling after net-like spacer, realizes the transformer oil heat convection higher with heat exchanger tube 7 internal temperature, thus cooling transformer oil.Cooling water flows out cooler by delivery port 9, completes heat convection after flowing through heat exchanger tube 7 outside.
Claims (3)
1. a horizontal convection type transformer cooler, is characterized in that:
Comprise middle heat-exchanging water tank (17) and the oil sump tank at two ends;
Described heat-exchanging water tank (17) is upper and lower is provided with the upper end cover (10) of water inlet (8) and the bottom end cover (11) with delivery port (9) respectively;
Be provided with oil baffle between described oil sump tank and heat-exchanging water tank (17), the oil sump tank at two ends is connected by the heat exchanger tube (7) installed between described oil baffle;
Described oil sump tank comprises the right oil sump tank (18) of left oil sump tank and the other end being positioned at heat-exchanging water tank (17) one end;
Described left oil sump tank is upper and lower is provided with the left oil sump tank upper end cover (19) of oil-in (3) and the left oil sump tank bottom end cover (20) with oil-out (9) respectively, and described left oil sump tank is divided into the inlet header fuel tank (14) of top and the outlet oil sump tank (15) of below by dividing plate (2);
Described left oil sump tank and right oil sump tank (18) both sides realize closing seam by left end cap (1) and right end cap (13).
2. a kind of horizontal convection type transformer cooler as claimed in claim 1, is characterized in that:
Net-like spacer (6) is provided with between the upper end cover (10) and heat exchanger tube (7) of described heat-exchanging water tank (17).
3. a kind of horizontal convection type transformer cooler as claimed in claim 2, is characterized in that:
The mesh of the upper processing of described net-like spacer (6) is that the mode of adjacent Heterogeneous Permutation distributes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520935021.2U CN205194470U (en) | 2015-11-20 | 2015-11-20 | It is horizontal to STREAMING transformer cooler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520935021.2U CN205194470U (en) | 2015-11-20 | 2015-11-20 | It is horizontal to STREAMING transformer cooler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205194470U true CN205194470U (en) | 2016-04-27 |
Family
ID=55787440
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520935021.2U Expired - Fee Related CN205194470U (en) | 2015-11-20 | 2015-11-20 | It is horizontal to STREAMING transformer cooler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205194470U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105304278A (en) * | 2015-11-20 | 2016-02-03 | 吉林大学 | Transversely-arranged convection type transformer cooler |
| CN113990621A (en) * | 2021-11-02 | 2022-01-28 | 李梓彤 | Transformer cooling device |
-
2015
- 2015-11-20 CN CN201520935021.2U patent/CN205194470U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105304278A (en) * | 2015-11-20 | 2016-02-03 | 吉林大学 | Transversely-arranged convection type transformer cooler |
| CN113990621A (en) * | 2021-11-02 | 2022-01-28 | 李梓彤 | Transformer cooling device |
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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 |
Granted publication date: 20160427 Termination date: 20191120 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |