CN203352089U - Shell structure of intensive bus duct - Google Patents
Shell structure of intensive bus duct Download PDFInfo
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- CN203352089U CN203352089U CN 201320272925 CN201320272925U CN203352089U CN 203352089 U CN203352089 U CN 203352089U CN 201320272925 CN201320272925 CN 201320272925 CN 201320272925 U CN201320272925 U CN 201320272925U CN 203352089 U CN203352089 U CN 203352089U
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Abstract
The utility model relates to a shell structure of an intensive bus duct. The shell structure comprises shells which are connected in an insertion manner, a first main shell has a first longitudinal side wall, a first beam and a second beam, a first lateral pressing plate which can slide transversely is connected between the first and the second beams in a longitudinal direction, the first lateral pressing plate and the first longitudinal side wall form elastic connection through a first elastic pressure spring, a second main shell has a second longitudinal side wall, a third beam and a fourth beam, a second lateral pressing plate which can slide transversely is connected between the third and the fourth beams in a longitudinal direction, and the second lateral pressing plate and the second longitudinal side wall form elastic connection through a second elastic pressure spring. Though the arrangement of the lateral pressing plates in elastic connection, the shell structure of the intensive bus duct enables conductors in an accommodating space to be relatively compact and intensive in matching, thereby effectively eradicating influence of air gaps existing between the conductors on overall heat dissipation performance of the bus duct, and greatly prolonging service life of the bus duct.
Description
Technical field
The utility model relates to a kind of bus duct that is applied to the low pressure power transmission and transformation line, relates in particular to a kind of shell structure of concentration bus duct.
Background technology
In order to meet the needs of the high-current low-voltage transmission line in industry, civil engineering construction, the power distribution design all adopts the bus duct mains system, continuing to increase along with the electric line capacity in recent years, the bus duct mains system is widely applied in engineering, the structural design of bus duct product is also from the air-insulated type to the dense insulation type, from the outer cover of steel plate to the aluminum alloy casing, realization progressively update, bus groove case of the present utility model is applicable dense insulation type bus duct mainly, in prior art, dense insulation type bus duct generally has upper cover plate, lower cover and two side plates form and form the spatial accommodation of putting conductor, the gross thickness correspondence of the bus bar formed due to conductor or conductor close-packed arrays unique bus duct, therefore, in the situation that often need to adjust bus bar, also often need to change more applicable concentration bus duct, make the applicability of bus duct more single, also make staff's installation procedure loaded down with trivial details many, especially at conductor each other during close-packed arrays, owing to could not effectively fitting together fully between the shape and size of the dielectric film that is coated on the conductor side face and conductor, cause a large amount of air gaps to exist, and this air gap is very fatal for the temperature rise of bus duct, to directly cause the conductor temperature rise, impedance is large, in running, line loss is large, the defects such as energy consumption height, affected greatly the useful life of bus duct.
Summary of the invention
The purpose of this utility model is to overcome the defect of prior art, provide a kind of simple in structure, applied widely, and can effectively improve the shell structure of the concentration bus duct in useful life.
For achieving the above object, the utility model adopts a kind of shell structure of concentration bus duct, comprise the first main casing and the second main casing, the opening-like state of a wherein side of described the first main casing and the second main casing, and described opening is corresponding and peg graft setting, described the first main casing has the first longitudinal side wall and respectively from first crossbeam and the second cross beam of the horizontal expansion of two ends up and down of described the first longitudinal side wall, but vertically be connected with the first side direction pressing plate of horizontal sliding between described first crossbeam and second cross beam, form the first heat-dissipating space between this first side direction pressing plate and described the first longitudinal side wall, and forming elasticity by the first elastic pressuring spring between this first side direction pressing plate and described the first longitudinal side wall is connected, described the second main casing has the second longitudinal side wall and respectively from the 3rd crossbeam and the 4th crossbeam of the horizontal expansion of two ends up and down of described the second longitudinal side wall, but vertically be connected with the second side direction pressing plate of horizontal sliding between described the 3rd crossbeam and the 4th crossbeam, form the second heat-dissipating space between this second side direction pressing plate and described the second longitudinal side wall, and forming elasticity by the second elastic pressuring spring between this second side direction pressing plate and described the second longitudinal side wall is connected, be formed for putting the spatial accommodation of conductor between described the first side direction pressing plate and described the second side direction pressing plate.
Concrete, there is the first cylindrical tube in the centre position of described the first longitudinal side wall towards the lateral direction horizontal expansion, the inner chamber of described the first cylindrical tube is communicated with the first heat-dissipating space, and there is the first reference column extended towards described the first heat-dissipating space on the diapire of described the first cylindrical tube, the centre position horizontal expansion of described the first side direction pressing plate has the second reference column, described the second reference column and the corresponding setting of described the first reference column, the two ends of described the first elastic pressuring spring form socket with described the first reference column and the second reference column respectively; There is the second cylindrical tube in the centre position of described the second longitudinal side wall towards the lateral direction horizontal expansion, the inner chamber of described the second cylindrical tube is communicated with described the second heat-dissipating space, and there is the 3rd reference column extended towards the second heat-dissipating space on the diapire of described the second cylindrical tube, the centre position horizontal expansion of described the second side direction pressing plate has the 4th reference column, described the 4th reference column and the corresponding setting of described the 3rd reference column, the two ends of described the second elastic pressuring spring form socket with described the 3rd reference column and the 4th reference column respectively.
Concrete, on described the first longitudinal side wall and the second longitudinal side wall, near the position of upper end with near the position of lower end, offer respectively convection holes and lower convection holes, offer the first lateral insert on the side end face of described first crossbeam end, in a longitudinal direction, have several anti-skidding sawtooth on corresponding two sides, the lozenges that described anti-skidding sawtooth has is towards opening one side of the first lateral insert for this first lateral insert, offer the second lateral insert on the side end face of described second cross beam end, laterally be extended with guide plate on the side end face of described the 4th beam-ends, this guide plate forms horizontal sliding with described the second lateral insert and coordinates, laterally extend and be provided with horizontal plate on the side end face of described the 3rd beam-ends, the centre position of this horizontal plate offers fluting, and described horizontal plate is by forming upper horizontal plate and lower horizontal plate cutting apart of this fluting, there is respectively at least one anticreep sawtooth on the upper surface of described horizontal plate and the lower surface of lower horizontal plate, be provided with spring in described fluting, the top of described spring and upper horizontal plate butt, and the lower end of this spring and lower horizontal line plate butt, making described upper horizontal line plate form elasticity with lower horizontal plate by spring is connected, described the first main casing and the second main casing be the location of the laterally steering in the second lateral insert by guide plate, and then make the anti-skidding sawtooth in described anticreep sawtooth and described the first lateral insert form horizontal clamping, thereby form the grafting setting of the first main casing and the second main casing.
Further concrete, be respectively arranged with cross slide way on the lower surface of described first crossbeam and the 3rd crossbeam and on the upper surface of second cross beam and the 4th crossbeam, offer the horizontal concrete chute with described cross slide way adaptation on described the first side direction pressing plate and the second side direction pressing plate.
Further concrete again, be provided with the first heat radiation projection that several extend towards described the first heat-dissipating space direction on described the first side direction pressing plate, the distance between the top that this first heat radiation is protruding and the medial surface of described the first longitudinal side wall is more than or equal to the beeline between described the first reference column and the second reference column; Be provided with the second heat radiation projection that several extend towards described the second heat-dissipating space direction on described the second side direction pressing plate, the distance between the top that this second heat radiation is protruding and the medial surface of described the second longitudinal side wall is more than or equal to the beeline between described the 3rd reference column and the 4th reference column.
The utility model, by the above-mentioned improvement to prior art, has reached the beneficial effect of following six broad aspect:
1, owing to being provided with respectively the first side direction pressing plate and the second side direction pressing plate on the first main casing and the second main casing, and be arranged between the first longitudinal side wall and the first side direction pressing plate by the first elastic pressuring spring, the second spring bearer plate is arranged between the second longitudinal side wall and the second side direction pressing plate, make the first side direction pressing plate and the second side direction pressing plate can effectively realize the slippage in the springing stroke scope, and then make and be subject to the elastic pressure of side direction pressing plate between the conductor in spatial accommodation and coordinate more compact densely, effectively stopped because existing air gap to affect the phenomenon of bus duct integral heat sink performance between conductor, the corresponding useful life that has greatly extended bus duct,
2, offer the second lateral insert on second cross beam due to the first main casing, and be provided with on the 4th crossbeam of the second main casing with described the second lateral insert and form the guide plate that horizontal sliding coordinates, therefore, when the guide plate slippage is advanced to the second lateral insert, the first lateral insert of first crossbeam corresponding with the horizontal plate position in a lateral direction on the 3rd crossbeam and by interspersed form make anti-skidding sawtooth in the first lateral insert respectively with upper horizontal plate and lower horizontal plate on the anticreep sawtooth form clamping, therefore, apparent, this bus groove case can be regulated in the stroke distances scope of guide plate and the second lateral insert, the expansion that the scope of application is obvious, and because fluting has been offered in the centre position at horizontal plate, be provided with spring in this fluting, make horizontal plate and lower horizontal plate when the two-sided clamping of realization and the second lateral insert, be subject to the elasticity apical grafting of spring, effectively guaranteed the reliability and stability of this clamping effect,
3, because the first side direction pressing plate is connected with the slip that the first main casing and the second main casing formation guide rail coordinate respectively with the second side direction pressing plate, make the shuffle effect of described the first side direction pressing plate and the second side direction pressing plate more reliable and more stable;
4, after the heat radiation projection is set on the first side direction pressing plate and the second side direction pressing plate, effectively increased the area of dissipation of side direction pressing plate, improve radiating effect, simultaneously, after distance in cooperation between the medial surface of this dispel the heat protruding top and side direction pressing plate is greater than or equal to the beeline between described reference column, reached when improving radiating effect, do not affect again the horizontal adjustable scope of side direction pressing plate of this bus groove case, between the two, realized perfectly making up, in addition, after the top end position of the first longitudinal side wall and the second longitudinal side wall and lower side position arrange respectively convection holes and lower convection holes, further effectively raise heat exchange, the corresponding radiating effect that improved,
5, the form be comprised of upper cover plate, lower cover and two of left and right side plate due to the shell structure by prior art median generatrix groove is improved to two main shell structures that connect, and then avoided greatly affecting the dissatisfactory defect of bus duct radiating effect because of the existence of the fit-up gap of upper cover plate and lower cover and side plate, therefore, the apparent area of dissipation that increases main casing, improved radiating effect;
6, because only having two main casing docking, bus groove case of the present utility model forms, except not having the fit-up gap between cover plate and side plate, also cancellation obviously the use of upper cover plate and lower cover, and reduced the cost payout of upper cover plate and lower cover, not only simple in structure, and effectively reduce production cost.
The accompanying drawing explanation
Fig. 1 is the schematic diagram of prior art median generatrix slot shell.
Fig. 2 is the front view of the utility model embodiment.
Fig. 3 is the enlarged drawing at A place in Fig. 2.
Fig. 4 is the schematic diagram of the first main casing in Fig. 2.
Fig. 5 is along the partial sectional view of B-B direction in Fig. 2.
Embodiment
Bus groove case structure in the prior art as shown in Figure 1, comprise that two the side plate c in upper cover plate a, lower cover b and left and right are assembled, those skilled in the art are obviously known, there is this assemblage gap d between upper cover plate a and lower cover b and side plate c, the existence of this assemblage gap d will affect the radiating effect of bus duct greatly, it is upper that the most of heat that makes bus duct produce concentrates on side plate c, and the thermolysis of upper cover plate a and lower cover b is extremely small, and Fig. 2, what in Fig. 3 and Fig. 4 and Fig. 5, show is specific embodiment of the utility model, it is the shell structure of concentration bus duct of the present utility model, comprise the first main casing 1 and the second main casing 2, in the present embodiment, the opening-like state of a wherein side of described the first main casing 1 and the second main casing 2, and described opening is corresponding and peg graft setting, described the first main casing 1 has the first longitudinal side wall 10 and respectively from first crossbeam 11 and the second cross beam 12 of the horizontal expansion of two ends up and down of described the first longitudinal side wall 10, but vertically be connected with the first side direction pressing plate 13 of horizontal sliding between described first crossbeam 11 and second cross beam 12, form the first heat-dissipating space 14 between this first side direction pressing plate 13 and described the first longitudinal side wall 10, and forming elasticity by the first elastic pressuring spring 15 between this first side direction pressing plate 13 and described the first longitudinal side wall 10 is connected, described the second main casing 2 has the second longitudinal side wall 20 and respectively from the 3rd crossbeam 21 and the 4th crossbeam 22 of the horizontal expansion of two ends up and down of described the second longitudinal side wall 20, but vertically be connected with the second side direction pressing plate 23 of horizontal sliding between described the 3rd crossbeam 21 and the 4th crossbeam 22, form the second heat-dissipating space 24 between this second side direction pressing plate 23 and described the second longitudinal side wall 20, and forming elasticity by the second elastic pressuring spring 25 between this second side direction pressing plate 23 and described the second longitudinal side wall 20 is connected, be formed for putting the spatial accommodation 3 of conductor between described the first side direction pressing plate 13 and described the second side direction pressing plate 23.
In Fig. 1, concrete is known, there is the first cylindrical tube 100 in the centre position of described the first longitudinal side wall 10 towards the lateral direction horizontal expansion, the inner chamber of described the first cylindrical tube 100 is communicated with the first heat-dissipating space 14, and there is the first reference column 101 extended towards described the first heat-dissipating space 14 on the diapire of described the first cylindrical tube 100, the centre position horizontal expansion of described the first side direction pressing plate 13 has the second reference column 130, described the second reference column 130 and the corresponding setting of described the first reference column 101, the two ends of described the first elastic pressuring spring 15 form socket with described the first reference column 101 and the second reference column 130 respectively, there is the second cylindrical tube 200 in the centre position of described the second longitudinal side wall 20 towards the lateral direction horizontal expansion, the inner chamber of described the second cylindrical tube 200 is communicated with described the second heat-dissipating space 24, and there is the 3rd reference column 201 extended towards the second heat-dissipating space 24 on the diapire of described the second cylindrical tube 200, the centre position horizontal expansion of described the second side direction pressing plate 23 has the 4th reference column 230, described the 4th reference column 230 and the corresponding setting of described the 3rd reference column 201, the two ends of described the second elastic pressuring spring 25 form socket with described the 3rd reference column 201 and the 4th reference column 230 respectively.
Fig. 2 is obviously known in conjunction with Fig. 3, Fig. 4, in the present embodiment, on described the first longitudinal side wall 10 and the second longitudinal side wall 20, near the position of upper end with near the position of lower end, offer respectively convection holes 102 and lower convection holes 103, offer the first lateral insert 110 on the side end face of described first crossbeam 11 ends, in a longitudinal direction, have several anti-skidding sawtooth 1100 on corresponding two sides, the lozenges that described anti-skidding sawtooth 1100 has is towards opening one side of the first lateral insert 110 for this first lateral insert 110, offer the second lateral insert 120 on the side end face of described second cross beam 12 ends, laterally be extended with guide plate 220 on the side end face of described the 4th crossbeam 22 ends, this guide plate 220 forms horizontal sliding with described the second lateral insert 120 and coordinates, laterally extend and be provided with horizontal plate on the side end face of described the 3rd crossbeam 21 ends, the centre position of this horizontal plate offers fluting 210, and described horizontal plate is by forming upper horizontal plate 211 and lower horizontal plate 212 cutting apart of this fluting 210, there is respectively at least one anticreep sawtooth 2100 on the lower surface of the upper surface of described horizontal plate 211 and lower horizontal plate 212, be provided with spring 4 in described fluting 210, the top of described spring 4 and upper horizontal plate 211 butts, and the lower end of this spring 4 and lower horizontal line plate 212 butts, making described upper horizontal line plate 211 form elasticity with lower horizontal plate 212 by spring 4 is connected, described the first main casing 1 and the second main casing 2 be the location of the laterally steering in the second lateral insert 120 by guide plate 220, and then make described anticreep sawtooth 2100 and the anti-skidding sawtooth 1100 in described the first lateral insert 110 form horizontal clamping, thereby the grafting that forms the first main casing 1 and the second main casing 2 is installed.
Known in conjunction with Fig. 2 and Fig. 5, in the present embodiment, be respectively arranged with cross slide way 140 on the lower surface of described first crossbeam 11 and the 3rd crossbeam 21 and on the upper surface of second cross beam 12 and the 4th crossbeam 22, offer the horizontal concrete chute with described cross slide way 140 adaptations on described the first side direction pressing plate 13 and the second side direction pressing plate 23, therefore, described the first side direction pressing plate 13 and the second side direction pressing plate 23 can carry out horizontal sliding more reliably.
In the present embodiment, for further optimizing the radiating effect of described bus groove case structure, simultaneously, also for the first side direction pressing plate 13 and the second side direction pressing plate 23 that guarantees this shell structure, enough adjustment spaces are arranged, be provided with eight the first heat radiation projections 131 of extending towards described the first heat-dissipating space 14 directions on described the first side direction pressing plate 13, the distance between the top of this first heat radiation projection 131 and the medial surface of described the first longitudinal side wall 10 is more than or equal to the beeline between described the first reference column 101 and the second reference column 130; Be provided with eight the second heat radiation projections 240 of extending towards described the second heat-dissipating space 24 directions on described the second side direction pressing plate 23, the distance between the top of this second heat radiation projection 240 and the medial surface of described the second longitudinal side wall 20 is more than or equal to the beeline between described the 3rd reference column 201 and the 4th reference column 230.
Above demonstration and described basic principle of the present utility model and principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; that in above-described embodiment and specification, describes just illustrates principle of the present utility model; under the prerequisite that does not break away from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall in claimed the utility model scope.Claim and equivalent thereof that the claimed scope of the utility model is appended define.
Claims (9)
1. the shell structure of a concentration bus duct, it is characterized in that: comprise the first main casing and the second main casing, the opening-like state of a wherein side of described the first main casing and the second main casing, and described opening is corresponding and peg graft setting, described the first main casing has the first longitudinal side wall and respectively from first crossbeam and the second cross beam of the horizontal expansion of two ends up and down of described the first longitudinal side wall, but vertically be connected with the first side direction pressing plate of horizontal sliding between described first crossbeam and second cross beam, form the first heat-dissipating space between this first side direction pressing plate and described the first longitudinal side wall, and forming elasticity by the first elastic pressuring spring between this first side direction pressing plate and described the first longitudinal side wall is connected, described the second main casing has the second longitudinal side wall and respectively from the 3rd crossbeam and the 4th crossbeam of the horizontal expansion of two ends up and down of described the second longitudinal side wall, but vertically be connected with the second side direction pressing plate of horizontal sliding between described the 3rd crossbeam and the 4th crossbeam, form the second heat-dissipating space between this second side direction pressing plate and described the second longitudinal side wall, and forming elasticity by the second elastic pressuring spring between this second side direction pressing plate and described the second longitudinal side wall is connected, be formed for putting the spatial accommodation of conductor between described the first side direction pressing plate and described the second side direction pressing plate.
2. the shell structure of concentration bus duct according to claim 1, it is characterized in that: there is the first cylindrical tube in the centre position of described the first longitudinal side wall towards the lateral direction horizontal expansion, the inner chamber of described the first cylindrical tube is communicated with the first heat-dissipating space, and there is the first reference column extended towards described the first heat-dissipating space on the diapire of described the first cylindrical tube, the centre position horizontal expansion of described the first side direction pressing plate has the second reference column, described the second reference column and the corresponding setting of described the first reference column, the two ends of described the first elastic pressuring spring form socket with described the first reference column and the second reference column respectively, there is the second cylindrical tube in the centre position of described the second longitudinal side wall towards the lateral direction horizontal expansion, the inner chamber of described the second cylindrical tube is communicated with described the second heat-dissipating space, and there is the 3rd reference column extended towards the second heat-dissipating space on the diapire of described the second cylindrical tube, the centre position horizontal expansion of described the second side direction pressing plate has the 4th reference column, described the 4th reference column and the corresponding setting of described the 3rd reference column, the two ends of described the second elastic pressuring spring form socket with described the 3rd reference column and the 4th reference column respectively.
3. the shell structure of concentration bus duct according to claim 2, it is characterized in that: on described the first longitudinal side wall and the second longitudinal side wall, near the position of upper end with near the position of lower end, offer respectively convection holes and lower convection holes, offer the first lateral insert on the side end face of described first crossbeam end, in a longitudinal direction, have several anti-skidding sawtooth on corresponding two sides, the lozenges that described anti-skidding sawtooth has is towards opening one side of the first lateral insert for this first lateral insert, offer the second lateral insert on the side end face of described second cross beam end, laterally be extended with guide plate on the side end face of described the 4th beam-ends, this guide plate forms horizontal sliding with described the second lateral insert and coordinates, laterally extend and be provided with horizontal plate on the side end face of described the 3rd beam-ends, the centre position of this horizontal plate offers fluting, and described horizontal plate is by forming upper horizontal plate and lower horizontal plate cutting apart of this fluting, there is respectively at least one anticreep sawtooth on the upper surface of described horizontal plate and the lower surface of lower horizontal plate, be provided with spring in described fluting, the top of described spring and upper horizontal plate butt, and the lower end of this spring and lower horizontal line plate butt, making described upper horizontal line plate form elasticity with lower horizontal plate by spring is connected, described the first main casing and the second main casing be the location of the laterally steering in the second lateral insert by guide plate, and then make the anti-skidding sawtooth in described anticreep sawtooth and described the first lateral insert form horizontal clamping, thereby form the grafting setting of the first main casing and the second main casing.
4. the shell structure of concentration bus duct according to claim 2, it is characterized in that: be respectively arranged with cross slide way on the lower surface of described first crossbeam and the 3rd crossbeam and on the upper surface of second cross beam and the 4th crossbeam, offer the horizontal concrete chute with described cross slide way adaptation on described the first side direction pressing plate and the second side direction pressing plate.
5. the shell structure of concentration bus duct according to claim 3, it is characterized in that: be respectively arranged with cross slide way on the lower surface of described first crossbeam and the 3rd crossbeam and on the upper surface of second cross beam and the 4th crossbeam, offer the horizontal concrete chute with described cross slide way adaptation on described the first side direction pressing plate and the second side direction pressing plate.
6. the shell structure of concentration bus duct according to claim 2, it is characterized in that: be provided with the first heat radiation projection that several extend towards described the first heat-dissipating space direction on described the first side direction pressing plate, the distance between the top that this first heat radiation is protruding and the medial surface of described the first longitudinal side wall is more than or equal to the beeline between described the first reference column and the second reference column; Be provided with the second heat radiation projection that several extend towards described the second heat-dissipating space direction on described the second side direction pressing plate, the distance between the top that this second heat radiation is protruding and the medial surface of described the second longitudinal side wall is more than or equal to the beeline between described the 3rd reference column and the 4th reference column.
7. the shell structure of concentration bus duct according to claim 3, it is characterized in that: be provided with the first heat radiation projection that several extend towards described the first heat-dissipating space direction on described the first side direction pressing plate, the distance between the top that this first heat radiation is protruding and the medial surface of described the first longitudinal side wall is more than or equal to the beeline between described the first reference column and the second reference column; Be provided with the second heat radiation projection that several extend towards described the second heat-dissipating space direction on described the second side direction pressing plate, the distance between the top that this second heat radiation is protruding and the medial surface of described the second longitudinal side wall is more than or equal to the beeline between described the 3rd reference column and the 4th reference column.
8. the shell structure of concentration bus duct according to claim 4, it is characterized in that: be provided with the first heat radiation projection that several extend towards described the first heat-dissipating space direction on described the first side direction pressing plate, the distance between the top that this first heat radiation is protruding and the medial surface of described the first longitudinal side wall is more than or equal to the beeline between described the first reference column and the second reference column; Be provided with the second heat radiation projection that several extend towards described the second heat-dissipating space direction on described the second side direction pressing plate, the distance between the top that this second heat radiation is protruding and the medial surface of described the second longitudinal side wall is more than or equal to the beeline between described the 3rd reference column and the 4th reference column.
9. the shell structure of concentration bus duct according to claim 5, it is characterized in that: be provided with the first heat radiation projection that several extend towards described the first heat-dissipating space direction on described the first side direction pressing plate, the distance between the top that this first heat radiation is protruding and the medial surface of described the first longitudinal side wall is more than or equal to the beeline between described the first reference column and the second reference column; Be provided with the second heat radiation projection that several extend towards described the second heat-dissipating space direction on described the second side direction pressing plate, the distance between the top that this second heat radiation is protruding and the medial surface of described the second longitudinal side wall is more than or equal to the beeline between described the 3rd reference column and the 4th reference column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320272925 CN203352089U (en) | 2013-05-06 | 2013-05-06 | Shell structure of intensive bus duct |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320272925 CN203352089U (en) | 2013-05-06 | 2013-05-06 | Shell structure of intensive bus duct |
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| Publication Number | Publication Date |
|---|---|
| CN203352089U true CN203352089U (en) | 2013-12-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320272925 Expired - Lifetime CN203352089U (en) | 2013-05-06 | 2013-05-06 | Shell structure of intensive bus duct |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103236665A (en) * | 2013-05-06 | 2013-08-07 | 陈旭云 | Shell structure of intensive bus duct |
| CN110649544A (en) * | 2018-06-27 | 2020-01-03 | 江苏中顺电气有限公司 | Protection device for power transmission bus duct |
-
2013
- 2013-05-06 CN CN 201320272925 patent/CN203352089U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103236665A (en) * | 2013-05-06 | 2013-08-07 | 陈旭云 | Shell structure of intensive bus duct |
| CN103236665B (en) * | 2013-05-06 | 2016-06-08 | 陈旭云 | The shell structure of concentration bus duct |
| CN110649544A (en) * | 2018-06-27 | 2020-01-03 | 江苏中顺电气有限公司 | Protection device for power transmission bus duct |
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20131218 Effective date of abandoning: 20160608 |
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| C25 | Abandonment of patent right or utility model to avoid double patenting |