CN201820595U - Mine flameproof dry type transformer and flameproof casing and bellows box body thereof - Google Patents
Mine flameproof dry type transformer and flameproof casing and bellows box body thereof Download PDFInfo
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- CN201820595U CN201820595U CN2010205652028U CN201020565202U CN201820595U CN 201820595 U CN201820595 U CN 201820595U CN 2010205652028 U CN2010205652028 U CN 2010205652028U CN 201020565202 U CN201020565202 U CN 201020565202U CN 201820595 U CN201820595 U CN 201820595U
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- bellows
- bellows casing
- casing
- pipe wall
- support ring
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Abstract
The utility model discloses a mine flameproof dry type transformer and a flameproof casing and a bellows body thereof. The flameproof casing comprises a casing base and a bellows box body; reinforcement ribs are uniformly distributed on the internal pipe wall of the bellows box body around the peripheral direction, and extend along the axial direction of the bellows box body; two ends of the bellows box body are respectively provided with an end flange; and a trough of the internal pipe wall of the bellows box body is internally provided with a supporting ring. The utility model has simple structure, and is convenient in processing; as the trough is internally provided with the supporting ring and the internal pipe wall of the bellows box body is provided with the reinforcement ribs, so that the entire stiffness of the bellows box body is uniformly distributed on the transverse and longitudinal directions, and the damage and deformation of the mine flameproof casing can be effectively avoided, further, the service life of the flameproof casing is prolonged and the use cost of the mine flameproof casing is saved.
Description
Technical field
The utility model relates to flameproof dry type transformer, particularly a kind of flameproof dry type transformer flame proof housing and bellows casing.
Background technology
Existing mining flameproof dry type transformer or mobile substation flame proof housing, the bellowss that adopt as casing more, the thermal diffusivity of the flame proof housing of this bellows box body structure is good, can effectively satisfy the requirement to radiating and cooling of dry-type transformer and mobile substation.But bellows is generally by 2 to 4mm thick sheet metal cold moudlings, its bulk strength and rigidity are just poor, particularly for the bigger bellows casing of length, its axial span is bigger, be necessary reinforcement to be set, to improve the bulk strength and the rigidity of bellows casing at bellows casing middle part.
The patent No. is to disclose a kind of mining Mine Explosion-proof Dry-type Transformer Enclosure in the Chinese utility model patent specification of ZL200520090798.X, by the bellows housing, the high-pressure side end cap, the low-pressure side end cap constitutes, described bellows housing is the whole shaped by fluid pressure structure of no weld seam, the inner shafts of bellows housing is to welding strip stiffener, stiffener in this bellows housing mainly is in order to improve bellows housing mechanical strength longitudinally, and its intensity transversely improves limited, so said structure makes the whole horizontal and vertical intensity distributions inequality of bellows housing, the bellows housing occurs damaging distortion easily like this, thereby has influence on the useful life of bellows housing.
The utility model content
The purpose of this utility model provides a kind of flameproof dry type transformer, damages the technical problem of being out of shape to solve in the prior art because of the uneven bellows housing that produces of the whole horizontal and vertical intensity distributions of bellows housing.The utility model also provides and the corresponding flameproof dry type transformer of above-mentioned flameproof dry type transformer flame proof housing and bellows casing simultaneously.
The technical scheme of the bellows casing that the utility model provides is: a kind of bellows casing, on the inside pipe wall of this bellows casing around circumferentially being evenly equipped with along the axially extended reinforcement of bellows box body, in the trough of the inside pipe wall of described bellows casing, be provided with support ring, described support ring comprises interior ring, the outer shroud of concentric setting and is used to be connected the dowel that radially is provided with along support ring of inner and outer rings, the outer ring surface of described outer shroud cooperates with the trough bottom roof pressure of the inside pipe wall of described bellows casing, and described interior ring is connected with described reinforcement.
Described support ring is made up of the end to end eccentric circular ring section more than two sections, and the outer shroud Duan Jun of each eccentric circular ring section is positioned at the trough of the inside pipe wall of bellows casing, and disconnecting place of the interior ring section of adjacent eccentric circular ring section is connected with corresponding reinforcement.
In the inside pipe wall upper edge of bellows casing bellows box axon to reinforcement is set, and in the trough of the inside pipe wall of bellows casing, support ring is set, effective like this rigidity and intensity that improves bellows casing integral body, and bellows casing integral rigidity and intensity evenly distribution on it is horizontal and vertical.
Flameproof dry type transformer provided by the utility model with the technical scheme of flame proof housing is: a kind of flameproof dry type transformer flame proof housing, comprise the bellows casing, on the inside pipe wall of described bellows casing around circumferentially being evenly equipped with along the axially extended reinforcement of bellows box body, described bellows casing two ends are equipped with end flange, in the trough of the inside pipe wall of described bellows casing, be provided with support ring, described support ring comprises the interior ring of concentric setting, outer shroud be used to be connected in, the dowel that radially is provided with along support ring of outer shroud, the outer ring surface of described outer shroud cooperates with the trough bottom roof pressure of the inside pipe wall of described bellows casing, and described interior ring is connected with described reinforcement.
The two ends of described reinforcement are connected with corresponding end flange.
Described support ring is made up of the end to end eccentric circular ring section more than two sections, and the outer shroud Duan Jun of each eccentric circular ring section is positioned at the trough of the inside pipe wall of bellows casing, and disconnecting place of the interior ring section of adjacent eccentric circular ring section is connected with corresponding reinforcement.
Be provided with the arc pallet frame with described support ring corresponding position on the pipe outer wall of bellows casing, described arc pallet frame is used for linking to each other with the base of flame proof housing.
The utility model flameproof dry type transformer with in the flame proof housing in the inside pipe wall upper edge of bellows casing bellows box axon to reinforcement is set, and in the trough of the inside pipe wall of bellows casing, support ring is set, the rigidity and the intensity of bellows casing integral body have been improved like this, and bellows casing integral rigidity and intensity evenly distribute on horizontal and vertical, flame proof housing strength and stiffness everywhere are more or less the same, thereby effectively avoided the mine explosion-suppression housing because of bulk strength and the uneven damage distortion that causes of Stiffness Distribution, so not only prolong the useful life of flame proof housing, and improve the fail safe of mine explosion-suppression housing, the use cost of having saved the mine explosion-suppression housing.And adopting the support ring of inner and outer rings structure simple in structure, easy to process, its production and processing cost is lower.
The technical scheme of flameproof dry type transformer provided by the utility model is: a kind of flameproof dry type transformer, comprise the flame proof housing, this flame proof housing comprises housing base and bellows casing, on the inside pipe wall of described bellows casing around circumferentially being evenly equipped with along the axially extended reinforcement of bellows box body, described bellows casing two ends are equipped with end flange, the two ends of described reinforcement and described end flange are connected, in the trough of the inside pipe wall of described bellows casing, be provided with support ring, described support ring comprises the interior ring of concentric setting, outer shroud be used to be connected in, the dowel that radially is provided with along support ring of outer shroud, the outer ring surface of described outer shroud cooperates with the trough bottom roof pressure of the inside pipe wall of described bellows casing, and described interior ring is connected with described reinforcement.
The two ends of described reinforcement are connected with corresponding end flange.
Described support ring is made up of the end to end eccentric circular ring section more than two sections, and the outer shroud Duan Jun of each eccentric circular ring section is positioned at the trough of the inside pipe wall of bellows casing, and disconnecting place of the interior ring section of adjacent eccentric circular ring section is connected with described reinforcement.
Be provided with the arc pallet frame with described support ring corresponding position on the pipe outer wall of bellows casing, described arc pallet frame is installed on the described housing base.
The bulk strength and the rigidity of explosion-proof casing housing have been strengthened in the utility model flame-proof type dry-type transformer, by in the inside pipe wall upper edge of bellows casing bellows box axon to reinforcement is set, and in the trough of the inside pipe wall of bellows casing, support ring is set, thereby the rigidity and the intensity of bellows casing integral body have been improved, make bellows casing integral rigidity on horizontal and vertical, evenly distribute, make flame proof housing strength and stiffness everywhere be more or less the same, thereby effectively avoid the damage distortion of mine explosion-suppression housing, so just prolong the useful life of explosion-proof casing, saved the maintenance cost of flameproof dry type transformer.
Description of drawings
The structural representation of a kind of embodiment of bellows casing that Fig. 1 provides for the utility model;
Fig. 2 is the A place enlarged drawing among Fig. 1;
Fig. 3 is the structural representation of support ring among Fig. 1;
Fig. 4 is the structural representation of the another kind of structure of support ring among Fig. 1;
The flameproof dry type transformer that Fig. 5 provides for the utility model structural representation of a kind of embodiment of flame proof housing;
The structural representation of a kind of embodiment of flameproof dry type transformer that Fig. 6 provides for the utility model.
Embodiment
As Fig. 1, Fig. 2, shown in Figure 3, a kind of bellows casing, on the inside pipe wall of bellows casing 1 around circumferentially being evenly equipped with along the axially extended reinforcement 3 of bellows box body, in the trough of the inside pipe wall of bellows casing 1, be provided with one group of support ring 2, described support ring 2 comprises interior ring 28, the outer shroud 27 of concentric setting and is used to be connected the dowel 29 that radially is provided with along support ring of inner and outer rings, the outer shroud 27 of described support ring is adaptive with the trough of the inside pipe wall of bellows casing, its outer ring surface cooperates with trough bottom roof pressure, and described interior ring 28 is connected with described reinforcement 3.
During concrete enforcement, described inner and outer rings is all selected round steel for use, and reinforcement is tabular reinforcement, can further reduce like this and produce and processing cost.
During concrete enforcement, support ring can be provided with many group support rings, designing requirement with the strength and stiffness that satisfy the bellows casing is as the criterion, when the support ring of group more than being provided with, on the pipe outer wall of bellows casing, the arc pallet frame can be set, strengthen the effect that the middle part is supported to play with every group of support ring corresponding position.
During concrete enforcement, the cross section of bellows casing can be ellipse.
As shown in Figure 4, support ring is divided into the end to end eccentric circular ring section of plurality of sections, the outer shroud Duan Jun of each eccentric circular ring section is positioned at the trough of the inside pipe wall of bellows casing, and disconnecting place of the interior ring section of adjacent eccentric circular ring section is connected with corresponding reinforcement.During concrete enforcement, can adopt welding manner to be connected.
During concrete enforcement, the hop count of the eccentric circular ring section that support ring is cut apart is generally got 3 to 4 sections.
The eccentric circular ring section that support ring is divided into plurality of sections can make the trough of the inside pipe wall of the outer shroud of support ring and bellows casing better fit together.
As shown in Figure 5, a kind of flameproof dry type transformer flame proof housing comprises that housing base 4 and the cross section that is installed on the housing base 4 are circular corrugated pipe casing 11, all sets firmly end flange at the two ends of bellows casing 11.
The bellows casing that described bellows casing 11 adopts as shown in fig. 1, on the inside pipe wall of bellows casing around circumferentially being evenly equipped with along the axially extended reinforcement of bellows box body, the two ends of reinforcement are connected with end flange respectively, be provided with arc pallet frame 15 with the support ring corresponding position on the pipe outer wall of bellows casing, described arc pallet frame 15 is installed on the supporting bracket 16 that sets firmly on the housing base 4 of explosion-proof casing.
During concrete enforcement, described inner and outer rings is all selected round steel for use, and reinforcement is tabular reinforcement, can further reduce like this and produce and processing cost.
During concrete enforcement, support ring can be provided with many group support rings, designing requirement with the strength and stiffness that satisfy the bellows casing is as the criterion, when the support ring of group more than being provided with, on the pipe outer wall of bellows casing, the arc pallet frame can be set, strengthen the effect that the middle part is supported to play with every group of support ring corresponding position.
During concrete enforcement, the cross section of bellows casing can be ellipse.
As shown in Figure 4, support ring is divided into the end to end eccentric circular ring section of plurality of sections, the outer shroud Duan Jun of each eccentric circular ring section is positioned at the trough of the inside pipe wall of bellows casing, and disconnecting place of the interior ring section of adjacent eccentric circular ring section is connected with corresponding reinforcement.During concrete enforcement, can adopt welding manner to be connected.
During concrete enforcement, the hop count of the eccentric circular ring section that support ring is cut apart is generally got 3 to 4 sections.
The eccentric circular ring section that support ring is divided into plurality of sections can make the trough of the inside pipe wall of the outer shroud of support ring and bellows casing better fit together.
As shown in Figure 6, the utility model also provides a kind of flameproof dry type transformer, comprise flame proof housing 7 and be connected the high-pressure side 8 and the low-pressure side 9 at flame proof housing two ends, flame proof housing two ends are connected with high-pressure side 8, low-pressure side 9 by end flange 77,78 respectively.
The flame proof housing that wherein said flame proof housing 7 adopts as shown in Figure 5.
Claims (10)
1. bellows casing, on the inside pipe wall of this bellows casing around circumferentially being evenly equipped with along the axially extended reinforcement of bellows box body, it is characterized in that: in the trough of the inside pipe wall of described bellows casing, be provided with support ring, described support ring comprises interior ring, the outer shroud of concentric setting and is used to be connected the dowel that radially is provided with along support ring of inner and outer rings, the outer ring surface of described outer shroud cooperates with the trough bottom roof pressure of the inside pipe wall of described bellows casing, and described interior ring is connected with described reinforcement.
2. bellows casing according to claim 1, it is characterized in that: described support ring is made up of the end to end eccentric circular ring section more than two sections, the outer shroud Duan Jun of each eccentric circular ring section is positioned at the trough of the inside pipe wall of bellows casing, and disconnecting place of the interior ring section of adjacent eccentric circular ring section is connected with corresponding reinforcement.
3. flameproof dry type transformer flame proof housing, comprise the bellows casing, on the inside pipe wall of described bellows casing around circumferentially being evenly equipped with along the axially extended reinforcement of bellows box body, described bellows casing two ends are equipped with end flange, it is characterized in that: in the trough of the inside pipe wall of described bellows casing, be provided with support ring, described support ring comprises the interior ring of concentric setting, outer shroud be used to be connected in, the dowel that radially is provided with along support ring of outer shroud, the outer ring surface of described outer shroud cooperates with the trough bottom roof pressure of the inside pipe wall of described bellows casing, and described interior ring is connected with described reinforcement.
4. flameproof dry type transformer flame proof housing according to claim 3 is characterized in that: the two ends of described reinforcement are connected with corresponding end flange.
5. flameproof dry type transformer flame proof housing according to claim 3, it is characterized in that: described support ring is made up of the end to end eccentric circular ring section more than two sections, the outer shroud Duan Jun of each eccentric circular ring section is positioned at the trough of the inside pipe wall of bellows casing, and disconnecting place of the interior ring section of adjacent eccentric circular ring section is connected with corresponding reinforcement.
6. according to claim 3 or 4 or 5 described flameproof dry type transformer flame proof housings, it is characterized in that: be provided with the arc pallet frame with described support ring corresponding position on the pipe outer wall of bellows casing, described arc pallet frame is used for linking to each other with the base of flame proof housing.
7. flameproof dry type transformer, comprise the flame proof housing, this flame proof housing comprises housing base and bellows casing, on the inside pipe wall of described bellows casing around circumferentially being evenly equipped with along the axially extended reinforcement of bellows box body, described bellows casing two ends are equipped with end flange, it is characterized in that: the two ends of described reinforcement and described end flange are connected, in the trough of the inside pipe wall of described bellows casing, be provided with support ring, described support ring comprises the interior ring of concentric setting, outer shroud be used to be connected in, the dowel that radially is provided with along support ring of outer shroud, the outer ring surface of described outer shroud cooperates with the trough bottom roof pressure of the inside pipe wall of described bellows casing, and described interior ring is connected with described reinforcement.
8. flameproof dry type transformer according to claim 6 is characterized in that: the two ends of described reinforcement are connected with corresponding end flange.
9. flameproof dry type transformer according to claim 6, it is characterized in that: described support ring is made up of the end to end eccentric circular ring section more than two sections, the outer shroud Duan Jun of each eccentric circular ring section is positioned at the trough of the inside pipe wall of bellows casing, and disconnecting place of the interior ring section of adjacent eccentric circular ring section is connected with described reinforcement.
10. according to claim 7 or 8 or 9 described flameproof dry type transformer flame proof housings, it is characterized in that: be provided with the arc pallet frame with described support ring corresponding position on the pipe outer wall of bellows casing, described arc pallet frame is installed on the described housing base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205652028U CN201820595U (en) | 2010-06-12 | 2010-10-18 | Mine flameproof dry type transformer and flameproof casing and bellows box body thereof |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020224679 | 2010-06-12 | ||
| CN201020224679.X | 2010-06-12 | ||
| CN2010205652028U CN201820595U (en) | 2010-06-12 | 2010-10-18 | Mine flameproof dry type transformer and flameproof casing and bellows box body thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201820595U true CN201820595U (en) | 2011-05-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205652028U Expired - Lifetime CN201820595U (en) | 2010-06-12 | 2010-10-18 | Mine flameproof dry type transformer and flameproof casing and bellows box body thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201820595U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103310950A (en) * | 2013-06-06 | 2013-09-18 | 中电电气(江苏)股份有限公司 | High-capacity partition transformer full-corrugated case cover |
| CN104276324A (en) * | 2013-07-12 | 2015-01-14 | 宁庆合 | Method for limiting bearing deformation of thin-wall box |
| CN105047840A (en) * | 2015-07-03 | 2015-11-11 | 新余市百合力机电技术有限公司 | Explosion-proof box for battery |
| CN107591989A (en) * | 2017-09-19 | 2018-01-16 | 安徽沃弗电力科技有限公司 | A kind of flame-proof type permanent-magnetic speed regulator |
| CN109654308A (en) * | 2019-01-25 | 2019-04-19 | 东南大学 | A kind of corrugated culvert with the enhancing of setback floor |
| CN110387834A (en) * | 2019-07-22 | 2019-10-29 | 衡水力能新材料工程有限公司 | A kind of corrugated culvert pipe reinforcement structure and construction method |
| CN114121415A (en) * | 2021-12-01 | 2022-03-01 | 句容市江电电器机械有限公司 | Dry-type transformer shell with high strength and preparation method thereof |
-
2010
- 2010-10-18 CN CN2010205652028U patent/CN201820595U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103310950A (en) * | 2013-06-06 | 2013-09-18 | 中电电气(江苏)股份有限公司 | High-capacity partition transformer full-corrugated case cover |
| CN104276324A (en) * | 2013-07-12 | 2015-01-14 | 宁庆合 | Method for limiting bearing deformation of thin-wall box |
| CN104276324B (en) * | 2013-07-12 | 2017-03-15 | 宁庆合 | A kind of method for limiting thin-wall box body bearing strain |
| CN105047840A (en) * | 2015-07-03 | 2015-11-11 | 新余市百合力机电技术有限公司 | Explosion-proof box for battery |
| CN107591989A (en) * | 2017-09-19 | 2018-01-16 | 安徽沃弗电力科技有限公司 | A kind of flame-proof type permanent-magnetic speed regulator |
| CN109654308A (en) * | 2019-01-25 | 2019-04-19 | 东南大学 | A kind of corrugated culvert with the enhancing of setback floor |
| CN109654308B (en) * | 2019-01-25 | 2024-03-29 | 东南大学 | Corrugated pipe culvert with corrugated rib plate reinforcement |
| CN110387834A (en) * | 2019-07-22 | 2019-10-29 | 衡水力能新材料工程有限公司 | A kind of corrugated culvert pipe reinforcement structure and construction method |
| CN114121415A (en) * | 2021-12-01 | 2022-03-01 | 句容市江电电器机械有限公司 | Dry-type transformer shell with high strength and preparation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110504 |