CN208938763U - Dry-type transformer - Google Patents
Dry-type transformer Download PDFInfo
- Publication number
- CN208938763U CN208938763U CN201821670560.8U CN201821670560U CN208938763U CN 208938763 U CN208938763 U CN 208938763U CN 201821670560 U CN201821670560 U CN 201821670560U CN 208938763 U CN208938763 U CN 208938763U
- Authority
- CN
- China
- Prior art keywords
- sliding block
- cooling blower
- dry
- transformer
- cooling
- 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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- Cooling Or The Like Of Electrical Apparatus (AREA)
- Transformer Cooling (AREA)
Abstract
The utility model discloses a kind of dry-type transformers, and including at least two for cooling down the cooling blower of transformer body, each cooling blower is connected respectively in power supply all the way.In the dry-type transformer; the one-to-one power supply of each cooling blower may be implemented; if wherein a cooling blower has damage; it then can only stop the power supply to the damage cooling blower and repair; and other cooling blowers can be used normally; other unaffected can be operated normally without cooling blowers power supply of maintenance; and the cooling blower of damage can be removed first and be substituted for the cooling blower that can be run and continued to run; keep the maintenance of cooling blower more convenient, the situation of entire compressor emergency shutdown can be caused to occur to avoid because of the damage of some cooling blower.
Description
Technical field
The utility model relates to transformer technology field, in particular to a kind of dry-type transformer.
Background technique
In generating set, the safe and stable operation of transformer is most important to the stable electric generation of generating set.In dry type
In transformer, generallys use cooling blower and cooled down.
However, in existing dry-type transformer, the same power supply of all cooling blowers, in the process of running, if any
Cooling blower is damaged, and needs entire compressor emergency shutdown and to repair the cooling blower of the damage, maintenance more inconvenience, serious shadow
The normal operation of unit is rung.
Therefore, the maintenance for how facilitating cooling blower, is a technical problem that technical personnel in the field need to solve at present.
Utility model content
In view of this, the maintenance of cooling blower can be facilitated the purpose of the utility model is to provide a kind of dry-type transformer.
To achieve the above object, the utility model provides the following technical solutions:
A kind of dry-type transformer, including at least two for cooling down the cooling blower of transformer body, each cooling wind
Machine is connected respectively in power supply all the way.
It preferably, further include transformer case, the cooling blower is slideably plugged in the transformer case, and institute
Stating cooling blower can stretch out from the transformer case.
Preferably, the bottom sides of the transformer case are equipped with pull mouth, and sliding rail is equipped in the pull mouth, described
Cooling blower is fixed on sliding block, and the sliding block is slidably connected to the sliding rail, and the sliding block can be stretched from the pull mouth
Except the transformer case.
Preferably, the sliding block is fixedly connected with the handle for pulling out the sliding block from the pull mouth.
Preferably, position limiting structure is equipped between the sliding rail and the sliding block, to limit the sliding block relative to the cunning
The maximum projecting position of rail.
Preferably, the sliding rail is equipped with compression bar, and when the sliding block is in maximum retracted state, the compression bar can be pushed down
The sliding block.
Preferably, the sliding block includes chassis and the installs case that is fixed on the chassis, the top of the installs case
Equipped with the installing port being put into for the cooling blower；When the sliding block is in maximum retracted state, the compression bar can be pushed down
The chassis.
Preferably, it is set on the sliding rail there are two opposite baffle, the sliding block is described between two baffles
Baffle can be avoided the sliding block and deviate from the sliding rail along the direction perpendicular to glide direction.
It preferably, further include the cover board that can be opened and closed to be connected to the pull mouth.
It preferably, further include transformer case, the transformer case is equipped with thermovent, and the cooling blower is detachable
It is fixedly connected on the outside of the thermovent and is communicated by the thermovent with the inside of the transformer case.
Dry-type transformer provided by the utility model includes at least two for cooling down the cooling blower of transformer body, respectively
Cooling blower is connected respectively in power supply all the way.In the dry-type transformer, the one-to-one power supply of each cooling blower may be implemented,
If wherein a cooling blower has damage, it can only stop the power supply to the damage cooling blower and repair, and other
Cooling blower can be used normally, other are not necessarily to, and the cooling blowers repaired power supply is unaffected to be operated normally, and damage
Cooling blower can be removed first and be substituted for the cooling blower that can be run and continued to run, and keep the maintenance of cooling blower more square
Just, the situation of entire compressor emergency shutdown can be caused to occur to avoid because of the damage of some cooling blower.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is the embodiments of the present invention, for those of ordinary skill in the art, without creative efforts, also
Other attached drawings can be obtained according to the attached drawing of offer.
Fig. 1 is provided the top view of the middle cooling blower part of dry-type transformer by the utility model；
Fig. 2 provides the main view of dry-type transformer by the utility model；
Fig. 3 provides the partial sectional view of dry-type transformer by the utility model.
Fig. 1 is into Fig. 3,1- transformer case, 11- pull mouth, 2- cooling blower, 3- power supply, 4- sliding block, 41- chassis,
42- installs case, 5- sliding rail, 51- baffle, 52- compression bar, 53- slide plate, 6- handle.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
The core of the utility model is to provide a kind of dry-type transformer, can facilitate the maintenance of cooling blower.
In a kind of specific embodiment of the provided dry-type transformer of the utility model, Fig. 1 to 3, including at least two are please referred to
A cooling blower 2.Wherein, each cooling blower 2 is connected respectively power supply 3 all the way, that is, cooling blower 2 with power supply 3 is one-to-one sets
It sets.Wherein, the quantity of cooling blower 2 can be configured according to actual needs, for example, can be set 18 in the dry-type transformer
A cooling blower 2, correspondingly, this 18 connect one to one in 18 road power supplys 3.Wherein, which is specifically as follows
Exciting transformer.
The one-to-one power supply of each cooling blower 2 may be implemented in setting through this embodiment, if a wherein cooling blower
2 have damage, then can only stop the power supply to the damage cooling blower 2 and repair, and other cooling blowers 2 can be normal
Use, other without maintenance cooling blowers 2 power it is unaffected can operate normally, and damage cooling blower 2 can be first
It removes and is substituted for the cooling blower 2 that can be run and continue to run, it can be entire to avoid causing because of the damage of some cooling blower 2
The situation of compressor emergency shutdown occurs.
On the basis of the above embodiments, which further includes transformer case 1, and transformer body setting is becoming
In depressor shell 1.Cooling blower 2 is slideably plugged in transformer case 1, and cooling blower 2 can be from transformer case 1
It stretches out.
In the present embodiment, by the scalable setting of cooling blower 2, when needing repairing cooling blower 2, directly from transformation
It extracts cooling blower 2 in device shell 1 out to push back cooling blower 2 in transformer case 1 after the completion of maintenance, operate
Convenient, in addition, the cooling transformer body in transformer case 1 of cooling blower 2, cooling effect is preferable, and is conducive to reduce and become
The occupied space of depressor can replace cooling blower 2 in the case where not changing transformer appearance and deactivated unit has a power failure, both at any time
The personal safety that ensure that service personnel also ensures safely and steadily running for equipment.
On the basis of the above embodiments, pull mouth 11 can be set in the bottom sides of transformer case 1, please refers to figure
2 and Fig. 3 is equipped with sliding rail 5 in pull mouth 11, and cooling blower 2 is fixed on sliding block 4, and sliding block 4 is slidably connected to sliding rail 5, sliding block 4
It can be stretched out in from pull mouth 11 except transformer case 1.
Wherein, cooling blower 2, sliding block 4 and sliding rail 5 height with the utilizable space in 1 bottom of transformer case
Highly, the high degree of adaptability of pull mouth 11 it is arranged, so that sliding block 4 can be extracted out smoothly.
Wherein, pull mouth 11 specifically can constitute closed opening with downwardly facing opening, pull mouth 11 and ground, at this point, sliding rail 5
It can be arranged directly on ground.
In the present embodiment, sliding rail 5 and sliding block 4 form pull-out type frame to support cooling motor, complete with can be convenient cold
But the draw out operation of blower 2, meanwhile, take full advantage of in transformer case 1 using space.
Wherein, the quantity of the cooling blower 2 on each sliding block 4 and sliding block slide track component can carry out according to actual needs
Setting, for example, 18 cooling blowers 2 are segmented into 6 groups, one group of cooling blower 2 is set on a sliding block 4, i.e. sliding block slide rail group
Part is arranged 6 groups, it is preferable that all sliding rails 5 can be arranged in parallel.
Based on any of the above embodiments, referring to FIG. 3, can be fixedly connected on sliding block 4 for from pull mouth
11 pull out the handle 6 of sliding block 4, and the extraction and reset of sliding block 4 and cooling blower 2 are realized by handle 6, further facilitates pull
The progress of operation.Wherein, when sliding block 4 is in maximum retracted state, handle 6 should be arranged close to pull mouth 11, in order to make handle
Hand 6 plays the role of pull, and specifically, when sliding block 4 is in maximum retracted state, handle 6 can be located at pull mouth 11 and sliding block 4
Between.
It should be noted that sliding block 4 is in the extreme position of retraction when sliding block 4 is in maximum retracted state, at this point, sliding
Block 4 can not further bounce back on sliding rail 5 again.
Based on any of the above embodiments, position limiting structure can be equipped between sliding rail 5 and sliding block 4, to limit sliding block 4
Relative to the maximum projecting position of sliding rail 5, pass through the setting of position limiting structure, it is ensured that sliding block 4 is extend out to most relative to sliding rail 5
When big extended position, position limiting structure matches further to be stretched out to avoid sliding block 4, consequently facilitating the outreach of control sliding block 4,
Sliding block 4 is avoided to slip sliding rail 5.
Optionally, position limiting structure may include the first block being arranged on sliding block 4 and the second gear being arranged on sliding rail 5
Block, when sliding block 4 extend out to maximum projecting position relative to sliding rail 5, the first block and the second block offset to limit.
Based on any of the above embodiments, it please refers to Fig. 1 and Fig. 3, can be equipped with compression bar 52 on sliding rail 5, at sliding block 4
When maximum retracted state, compression bar 52 can push down sliding block 4.Wherein, when sliding block 4 is in maximum retracted state, at cooling blower 2
In operating position, compression bar 52, which pushes down sliding block 4, may be implemented cooling blower 2 in the leap preventing of operating position, to guarantee cooling blower 2
The reliability of work.
Based on any of the above embodiments, Fig. 2 and Fig. 3 are please referred to, sliding block 4 can specifically include chassis 41 and fix
Installs case 42 on chassis 41, the top of installs case 42 are equipped with the installing port being put into for cooling blower 2, cooling blower 2
It is put in installs case 42.Wherein, when sliding block 4 is in maximum retracted state, compression bar 52 can push down chassis 41.Preferably, chassis
41 can stretch out relative to installs case 42 along glide direction, so as to easily be inserted under compression bar 52.
In the present embodiment, by the setting of installs case 42, cooling blower 2 is put into from the top of sliding block 4 with can be convenient
In installs case 42.Meanwhile the cooperation between compression bar 52 is realized in the setting of chassis 41 in which can be convenient.
Based on any of the above embodiments, Fig. 2 and Fig. 3 are please referred to, two opposite baffles can be set on sliding rail 5
51, sliding block 4 is set between two baffles 51, and baffle 51 can be avoided sliding block 4 and deviate from sliding rail along the direction perpendicular to glide direction
5.Pass through the setting of baffle 51, it is ensured that anti-limited slip block 4 breaks away relative to sliding rail 5, further increases 4 draw operation of sliding block
Reliability.
Optionally, the top surface of baffle 51 can pass through the cooperation reality of baffle 51 and chassis 41 with the either flush of chassis 41
Existing baffle 51 limits the anti-sideslip of sliding block 4.
Optionally, sliding rail 5 may include two L shape tracks being oppositely arranged, wherein each L shape track can be by baffle 51
The slide plate 53 that 51 bottom of baffle can be set to is constituted, and sliding block 4 is slidably arranged on slide plate 53.Further, it can be set on sliding block 4
Idler wheel is set, to reduce the friction between sliding block 4 and slide plate 53, improves the smoothness of draw operation.
Based on any of the above embodiments, which can also include that can be opened and closed to be connected to pull mouth 11
Cover board entered in transformer case 1 so as to cover the pull mouth 11 when cooling blower 2 works normally with reducing
Dust, convenient for the cleaning of transformer.
Certainly, the position set-up mode of cooling blower 2 is not limited to mode provided by above-mentioned each embodiment.In another kind
In specific embodiment, thermovent can be equipped on transformer case 1, cooling blower 2, which is detachably fixed, is connected to the outer of thermovent
It side and is communicated by thermovent with the inside of transformer case 1.In the present embodiment, directly cooling blower 2 is arranged in transformer
Except shell 1, the cooling blower 2 to break down can be more intuitively judged, and directly take the cooling blower 2 to break down
It is lower, facilitate maintenance.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.
Dry-type transformer provided by the utility model is described in detail above.Specific case used herein
The principles of the present invention and embodiment are expounded, the above embodiments are only used to help understand, and this is practical
Novel method and its core concept.It should be pointed out that for those skilled in the art, not departing from this reality
Under the premise of with new principle, several improvements and modifications can be made to this utility model, these improvement and modification are also fallen into
In the protection scope of the utility model claims.
Claims (8)
1. a kind of dry-type transformer characterized by comprising
At least two for cooling down the cooling blower (2) of transformer body, and each cooling blower (2) is connected respectively in one
Road power supply (3)；
Transformer case (1), the cooling blower (2) is slideably plugged in the transformer case (1), and the cooling wind
Machine (2) can be stretched out from the transformer case (1), and the bottom sides of the transformer case (1) are equipped with pull mouth
(11), sliding rail (5) are equipped in the pull mouth (11), the cooling blower (2) is fixed on sliding block (4), and the sliding block (4) is sliding
Dynamic to be connected to the sliding rail (5), the sliding block (4) can stretch out in the transformer case (1) from the pull mouth (11)
Except.
2. dry-type transformer according to claim 1, which is characterized in that the sliding block (4) is fixedly connected with for from institute
State the handle (6) that pull mouth (11) pull out the sliding block (4).
3. dry-type transformer according to claim 1, which is characterized in that set between the sliding rail (5) and the sliding block (4)
There is position limiting structure, to limit maximum projecting position of the sliding block (4) relative to the sliding rail (5).
4. according to claim 1 to dry-type transformer described in 3 any one, which is characterized in that the sliding rail (5) is equipped with pressure
Bar (52), when the sliding block (4) is in maximum retracted state, the compression bar (52) can push down the sliding block (4).
5. dry-type transformer according to claim 4, which is characterized in that the sliding block (4) includes chassis (41) and fixes
Installs case (42) on the chassis (41), the top of the installs case (42) is equipped with puts for the cooling blower (2)
The installing port entered；When the sliding block (4) is in maximum retracted state, the compression bar (52) can push down the chassis (41).
6. dry-type transformer according to claim 4, which is characterized in that opposite gear there are two being set on the sliding rail (5)
Plate (51), the sliding block (4) are set between two baffles (51), and the baffle (51) can be avoided the sliding block (4) edge
Deviate from the sliding rail (5) perpendicular to the direction of glide direction.
7. dry-type transformer according to claim 4, which is characterized in that further include that can be opened and closed to be connected to the pull mouth
(11) cover board.
8. dry-type transformer according to claim 1, which is characterized in that further include transformer case (1), the transformer
Shell (1) is equipped with thermovent, and the cooling blower (2) is detachably fixed the outside for being connected to the thermovent and by described
Thermovent is communicated with the inside of the transformer case (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821670560.8U CN208938763U (en) | 2018-10-15 | 2018-10-15 | Dry-type transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821670560.8U CN208938763U (en) | 2018-10-15 | 2018-10-15 | Dry-type transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208938763U true CN208938763U (en) | 2019-06-04 |
Family
ID=66724671
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821670560.8U Expired - Fee Related CN208938763U (en) | 2018-10-15 | 2018-10-15 | Dry-type transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208938763U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113270258A (en) * | 2021-06-18 | 2021-08-17 | 柴璐斌 | Cooling system and cooling method of transformer for reduction furnace |
| CN113898616A (en) * | 2021-10-09 | 2022-01-07 | 广东电网有限责任公司广州供电局 | Cooling fan structure and potential device |
| CN118073056A (en) * | 2024-03-22 | 2024-05-24 | 华能威海发电有限责任公司 | Special device for online replacement of large dry-type transformer cooling fan |
-
2018
- 2018-10-15 CN CN201821670560.8U patent/CN208938763U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113270258A (en) * | 2021-06-18 | 2021-08-17 | 柴璐斌 | Cooling system and cooling method of transformer for reduction furnace |
| CN113898616A (en) * | 2021-10-09 | 2022-01-07 | 广东电网有限责任公司广州供电局 | Cooling fan structure and potential device |
| CN118073056A (en) * | 2024-03-22 | 2024-05-24 | 华能威海发电有限责任公司 | Special device for online replacement of large dry-type transformer cooling fan |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20190604 Termination date: 20211015 |