CN102882132A - Integrated fully-sealed component of medium voltage electric cable connector and medium voltage fuser - Google Patents
Integrated fully-sealed component of medium voltage electric cable connector and medium voltage fuser Download PDFInfo
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- CN102882132A CN102882132A CN2012103868515A CN201210386851A CN102882132A CN 102882132 A CN102882132 A CN 102882132A CN 2012103868515 A CN2012103868515 A CN 2012103868515A CN 201210386851 A CN201210386851 A CN 201210386851A CN 102882132 A CN102882132 A CN 102882132A
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- midium voltage
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- 238000007789 sealing Methods 0.000 claims abstract description 47
- 239000004020 conductor Substances 0.000 claims abstract description 35
- 239000004927 clay Substances 0.000 claims description 3
- 239000011347 resin Substances 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000009776 industrial production Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 238000004804 winding Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
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Abstract
The invention discloses an integrated fully-sealed component of a medium voltage electric cable connector and a medium voltage fuser, and belongs to matched devices for a buried transformer. The component comprises a medium voltage electric cable connector and a medium voltage fuser which are connected with each other to form a whole body, wherein the medium voltage electric cable connector is arranged above the medium voltage fuser; the medium voltage electric cable connector and the medium voltage fuser are fixed to each other; sealed box bodies are arranged outside both the medium voltage electric cable connector and the medium voltage fuser; and an outgoing electric cable conductor and an ingoing electric cable conductor are respectively horizontally connected to the two sides of the medium voltage electric cable connector. The integrated fully-sealed component of the medium voltage electric cable connector and the medium voltage fuser is high in sealing performance, simple in structure and suitable for industrial production and wide in application range, meets Ingress Protection 68 (IP68), and also can be widely applied to the production of buried transformers and combined dry type transformers.
Description
Technical field
The present invention relates to a kind of corollary apparatus of buried type transformer, in particular, the present invention relates generally to the assembly of the hermetically sealed midium voltage cable connector of a kind of integral type and fuse.
Background technology
Buried type transformer is that a kind of degree of protection is IP68; can be installed in the special-purpose well of below ground; the body primary side is equipped with midium voltage cable plug-in termination (connector), middle pressure current limiting fuse, thermel protection device, the sealed type medium-voltage distribution transformer that secondary side adopts low-voltage cable to draw.At present, the fields such as large bridge, highway, long distance tunnel are widely used low capacity buried type transformer distribution.And existing can be absolute construction for midium voltage cable connector and the middle pressure fuse that the buried type transformer manufacturing is selected, be distributed on the buried type transformer case lid, it is more to take up room, on the case lid perforate more, also bring problem to sealing.In addition, can mostly be for the midium voltage cable connector that the buried type transformer manufacturing is selected at present the universal cordage plug in American-type box change, ring main unit, the cable distribution box, its degree of protection is lower than the highest standard of IP68(connector waterproof and dustproof) be not complementary with buried type transformer, based on the problem of aforesaid sealing and connector wiring convenience, be necessary to do further improvement for the structure of midium voltage cable connector and middle pressure fuse.
Summary of the invention
One of purpose of the present invention is to solve above-mentioned deficiency, the assembly of the hermetically sealed midium voltage cable connector of a kind of integral type and fuse is provided, solves midium voltage cable connector of the prior art and middle pressure fuse with expectation and be installed in the technical problems such as sealing on the Covered transformer and wiring convenience, assembly globality.
For solving above-mentioned technical problem, the present invention by the following technical solutions:
The assembly of the hermetically sealed midium voltage cable connector of a kind of integral type provided by the present invention and fuse, comprise and be interconnected to whole midium voltage cable connector and middle pressure fuse, described midium voltage cable connector places the top of pressure fuse and interfixes, and the outside of described midium voltage cable connector and middle pressure fuse is equipped with and is the box body that seals shape; The both sides of described midium voltage cable connector respectively horizontal connect outlet cable conductor and inlet wire cable conductor; Described middle pressure fuse inside is provided with middle pressure fuse-link, and an end of middle pressure fuse-link connects the inner outlet cable conductor of the midium voltage cable connector connecting electrode common with the inlet wire cable conductor by conducting rod, and the other end is connected with electrode below the middle pressure fuse.
As preferably, further technical scheme is: the both sides of described midium voltage cable connector are provided with the first horizontal sleeve, and the outlet cable conductor inserts the box body inside of midium voltage cable connector and is connected its common connecting electrode by described the first sleeve with the inlet wire cable conductor.
Further technical scheme is: the slit on the first sleeve of described midium voltage cable connector both sides adopts clay shutoff, pyrocondensation big envelope to form sealing.
Further technical scheme is: the common connecting electrode of described outlet cable conductor and inlet wire cable conductor is arranged on the bridge type brace of midium voltage cable connector box body inside, and be provided with at least two binding posts of end of incoming cables and leading-out terminal on the bridge type brace, outlet cable conductor and inlet wire cable conductor are connected with separately binding post by the first Wiring nose respectively.
Further technical scheme is: the upper end of the box body of described midium voltage cable connector also is provided with lid, be provided with the first sealing ring between described midium voltage cable connector box body and the lid, and midium voltage cable connector box body and lid form sealing by the first sealing ring; Below, end of incoming cables on the described bridge type brace is provided with the T that is connected with this binding post and connects a minute support bolt, and the box body lower end of midium voltage cable connector also is provided with T and connects the second sleeve that minute support bolt matches; Described bridge type brace connects minute support bolt by T and is connected with the conducting rod of middle pressure fuse-link upper end.
Further technical scheme is: the top and bottom of described middle pressure fuse box body also are respectively arranged with upper fixed seat and bottom sealing socket, and are provided with the second sealing ring between the contact jaw of bottom sealing socket and box body; Be provided with the 3rd sealing ring between the contact jaw of upper fixed seat and fuse box body; The box body top of described midium voltage cable connector also is provided with pressing plate, and described pressing plate is installed on the upper fixed seat of fuse box body by screw rod.
Further technical scheme is: described assembly is installed on the case lid of buried type transformer, the case lid of described buried type transformer places the below of the upper fixed seat of pressure fuse box body, screw rod passes on the case lid that upper fixed seat is fixed in buried type transformer, also is provided with the 5th sealing ring between the case of described upper fixed seat and buried type transformer.
Further technical scheme is: the electrode of described middle pressure fuse below is arranged on the shaft-like elasticity touch base in the bottom sealing socket, the lower end of middle pressure fuse-link is inserted shaft-like elasticity touch base by conducting rod and is connected with it, the lower end of described shaft-like elasticity touch base extends to the outside of bottom sealing socket, and also is provided with the 6th sealing ring between shaft-like elasticity touch base and the bottom sealing socket.
Further technical scheme is: described shaft-like elasticity touch base upper end also is set with the elasticity anchor ear, and the lower end of shaft-like elasticity touch base also is equipped with the second Wiring nose by bolt.
Further technical scheme is: the outside box body of described midium voltage cable connector and middle pressure fuse adopts resin cast to form.
Compared with prior art, one of beneficial effect of the present invention is: be set to integral type by midium voltage cable connector and fuse, so that they install the space that takies at the case lid of buried type transformer is few, easy for installation, and the fixedly the number of openings on the buried type transformer case lid also is reduced thereupon, the sealing that is conducive to lifting subassembly, and horizontally disposed cable conductor has also reduced the complexity that cable connects, the component sealing excellent performance of the while hermetically sealed midium voltage cable connector of a kind of integral type provided by the present invention and fuse, meet IP68, simple in structure, be suitable for suitability for industrialized production, also can be widely used in the manufacturing of buried type transformer and Combined dry-type transformer, range of application is wide.
Description of drawings
Fig. 1 is for being used for the structural representation of explanation one embodiment of the invention;
Fig. 2 is for being used for the assembling schematic diagram of explanation one embodiment of the invention;
Fig. 3 is for being used for the cross-sectional view of explanation another embodiment of the present invention;
Fig. 4 is the assembly structure figure for the midium voltage cable connector that another embodiment of the present invention is described;
Fig. 5 is the assembly structure figure for the middle pressure fuse that another embodiment of the present invention is described.
Embodiment
The present invention is further elaborated below in conjunction with accompanying drawing.
Fig. 1 shows the structural representation of one embodiment of the invention, with reference to shown in Figure 1, one embodiment of the present of invention are assemblies of the hermetically sealed midium voltage cable connector of a kind of integral type and fuse, comprise and be interconnected to whole midium voltage cable connector 1 and middle pressure fuse 2, described midium voltage cable connector 1 places the top of pressure fuse 2 and interfixes, and the outside of described midium voltage cable connector 1 and middle pressure fuse 2 is equipped with and is the box body that seals shape; The difference horizontal connects outlet cable conductor 3 and inlet wire cable conductor 4 on the both sides of described midium voltage cable connector 1; And for the sealing of assurance midium voltage cable connector 1 with the outside box body of middle pressure fuse 2, preferably all adopt resin cast to form it.
Fig. 2 shows the assembly structure schematic diagram of the above embodiment of the present invention, with reference to shown in Figure 2, above-mentioned middle pressure fuse 2 inside are provided with middle pressure fuse-link 201, and an end of middle pressure fuse-link 201 connects the common connecting electrode of midium voltage cable connector 1 inner outlet cable conductor 3 and inlet wire cable conductor 4 by conducting rod, and the other end is connected with the electrode of middle pressure fuse 2 belows.
For further promoting the convenience that cable connects, the improvement that above-described embodiment can also be done is that the first horizontal sleeve 101 is set respectively in the both sides of midium voltage cable connector 1, and outlet cable conductor 3 is inserted the box body inside of midium voltage cable connector 1 and is connected its common connecting electrode by this first sleeve 101 with inlet wire cable conductor 4.And consider the first sleeve 101 sealings, preferably the slit on the first sleeve 101 is adopted clay shutoff, pyrocondensation big envelope to form sealing.
Fig. 3 shows cross-sectional view of the present invention, with reference to shown in Figure 3, the present invention is used for the embodiment that the technical solution problem is more preferably: above-mentioned outlet cable conductor 3 and inlet wire cable conductor 4 common connecting electrodes are arranged on the bridge type brace 102 of midium voltage cable connector 1 box body inside, and be provided with at least end of incoming cables 103 and 104 two binding posts of leading-out terminal on the bridge type brace 102, outlet cable conductor 3 and inlet wire cable conductor 4 are connected with separately binding post by the first Wiring nose 105 respectively.
Fig. 4 shows the assembly structure schematic diagram of above-mentioned midium voltage cable connector, with reference to figure 4 and shown in Figure 3, according to another embodiment of the present invention, the upper end of the box body 106 of above-mentioned midium voltage cable connector also is provided with lid 107, be provided with the first sealing ring 108 between described midium voltage cable connector box body 106 and the lid 107, and midium voltage cable connector box body 106 forms sealing with lid 107 by the first sealing ring 108; 103 belows, end of incoming cables on the described bridge type brace 102 are provided with the T that is connected with this binding post and connect minute support bolt 109, and the box body lower end of midium voltage cable connector 1 also is provided with T and connects the second sleeve 110 that minute support bolt 109 matches; Described bridge type brace 102 connects minute support bolt 109 by T and is connected with the conducting rod of middle pressure fuse-link 201 upper ends.Definite says, the effect that the aforementioned T that mentions connects minute support bolt 109 is the power end that the electric energy tap of trunk formula intermediate distribution system main line is sent to middle pressure fuse 2.
Fig. 5 shows the assembly structure schematic diagram of above-mentioned middle pressure fuse, with reference to figure 5 and shown in Figure 3, according to another embodiment of the present invention, the top and bottom of described middle pressure fuse 2 box bodys also are respectively arranged with upper fixed seat 202 and bottom sealing socket 203, and are provided with the second sealing ring 204 between the contact jaw of bottom sealing socket 203 and box body; Be provided with the 3rd sealing ring 206 between the contact jaw of upper fixed seat 202 and fuse box body 205; The box body top of described midium voltage cable connector 1 also is provided with pressing plate 111, and described pressing plate 111 is installed on the upper fixed seat 202 of fuse box body 205 by screw rod 112, the frictional force of installing for increasing screw rod 112 simultaneously also can be set up packing ring between the contact-making surface of screw rod and upper fixed seat 202.
Based on above-described embodiment, preferred technical scheme is that the electrode with middle pressure fuse 2 belows is arranged on the shaft-like elasticity touch base 208 in the bottom sealing socket 203, the lower end of middle pressure fuse-link 201 is inserted shaft-like elasticity touch base 208 by conducting rod and is connected with it, and the effect that aforementioned shaft-like elasticity touch base 208 is connected with middle pressure fuse-link 201 is the load side of pressing in being connected in the fuse 2.And the lower end of shaft-like elasticity touch base 208 extends to the outside of bottom sealing socket 203, and also is provided with the 6th sealing ring 209 between shaft-like elasticity touch base 208 and the bottom sealing socket 203.And, for ease of the use of shaft-like elasticity touch base 208 and spacing to its contact position, also can also be set with elasticity anchor ear 210 in the upper end of shaft-like elasticity touch base 208, and the lower end of shaft-like elasticity touch base 208 also is equipped with the second Wiring nose 211 by bolt; Mention as aforementioned, the effect of elasticity anchor ear 210 is that shaft-like elasticity touch base 208 is connected with the load side conducting rod of middle pressure fuse 2 is closely reliable.
Again with reference to figure 4 and shown in Figure 5, the assembly of the hermetically sealed midium voltage cable connector of the integral type in the above embodiment of the present invention and fuse all comparatively is suitable for supporting the use in buried type transformer, and its all-in-one-piece structure is convenient to install and use at the case lid of buried type transformer, and the case lid of buried type transformer places the below of the upper fixed seat 202 of pressure fuse 2 box bodys, screw rod 112 passes on the case lid that upper fixed seat 202 is fixed in buried type transformer, also is provided with the 5th sealing ring 207 between the case of described upper fixed seat 202 and buried type transformer.
The assembly of the hermetically sealed midium voltage cable connector of the integral type of putting down in writing in the above embodiment of the present invention and fuse is when its actual use, be installed in buried type transformer or other transformers (for example dry-type transformer) on cover, midium voltage cable connector in the assembly 1 is used for (by outlet cable conductor 3 and inlet wire cable conductor 4) can introduce winding of transformer with trunk formula intermediate distribution system with piezoelectricity; The effect of the middle pressure fuse 2 in the assembly then is the protection transformer, and is serially connected with between the winding of the leading-out terminal (be T in the midium voltage cable connector 1 connect minute support bolt 109 be connected with the conducting rod of middle pressure fuse-link 201 upper ends) of midium voltage cable connector 1 and transformer.
Except the technical scheme of above-described embodiment record, what also need to describe is, " embodiment " who speaks of in this manual, " another embodiment ", " embodiment ", etc., refer to specific features, structure or the characteristics described in conjunction with this embodiment and be included among at least one embodiment that the application's generality describes.A plurality of local appearance statement of the same race is not necessarily to refer to same embodiment in specification.Furthermore, when describing a specific features, structure or characteristics in conjunction with arbitrary embodiment, what advocate is to realize that in conjunction with other embodiment this feature, structure or characteristics also fall within the scope of the invention.
Although invention has been described with reference to a plurality of explanatory embodiment of the present invention here, but, should be appreciated that those skilled in the art can design a lot of other modification and execution modes, these are revised and execution mode will drop within the disclosed principle scope and spirit of the application.More particularly, in the scope of, accompanying drawing open in the application and claim, can carry out multiple modification and improvement to building block and/or the layout of subject combination layout.Except modification that building block and/or layout are carried out with improving, to those skilled in the art, other purposes also will be obvious.
Claims (10)
1. the assembly of the hermetically sealed midium voltage cable connector of integral type and fuse, comprise and be interconnected to whole midium voltage cable connector (1) and middle pressure fuse (2), it is characterized in that: described midium voltage cable connector (1) places the top of pressure fuse (2) and interfixes, and the outside of described midium voltage cable connector (1) and middle pressure fuse (2) is equipped with and is the box body that seals shape; The both sides of described midium voltage cable connector (1) respectively horizontal connect outlet cable conductor (3) and inlet wire cable conductor (4); Described middle pressure fuse (2) inside is provided with middle pressure fuse-link (201), and an end of middle pressure fuse-link (201) connects midium voltage cable connector (1) inner outlet cable conductor (3) connecting electrode common with inlet wire cable conductor (4) by conducting rod, and the other end is connected with the electrode of middle pressure fuse (2) below.
2. the assembly of the hermetically sealed midium voltage cable connector of integral type according to claim 1 and fuse, it is characterized in that: the both sides of described midium voltage cable connector (1) are provided with horizontal the first sleeve (101), and outlet cable conductor (3) inserts the box body inside of midium voltage cable connector (1) and is connected its common connecting electrode by described the first sleeve (101) with inlet wire cable conductor (4).
3. the assembly of the hermetically sealed midium voltage cable connector of integral type according to claim 2 and fuse is characterized in that: the slit employing clay shutoff on first sleeve (101) of described midium voltage cable connector (1) both sides, pyrocondensation big envelope formation sealing.
4. the assembly of the hermetically sealed midium voltage cable connector of integral type according to claim 1 and 2 and fuse, it is characterized in that: the common connecting electrode of described outlet cable conductor (3) and inlet wire cable conductor (4) is arranged on the bridge type brace (102) of midium voltage cable connector (1) box body inside, and be provided with at least end of incoming cables (103) and (104) two binding posts of leading-out terminal on the bridge type brace (102), outlet cable conductor (3) and inlet wire cable conductor (4) are connected with separately binding post by the first Wiring nose (105) respectively.
5. the assembly of the hermetically sealed midium voltage cable connector of integral type according to claim 4 and fuse, it is characterized in that: the upper end of the box body of described midium voltage cable connector (106) also is provided with lid (107), be provided with the first sealing ring (108) between described midium voltage cable connector box body (106) and the lid (107), and midium voltage cable connector box body (106) forms sealing with lid (107) by the first sealing ring (108); Below, end of incoming cables (103) on the described bridge type brace (102) is provided with the T that is connected with this binding post and connects a minute support bolt (109), and the box body lower end of midium voltage cable connector (1) also is provided with T and connects the second sleeve (110) that a minute support bolt (109) matches; Described bridge type brace (102) connects a minute support bolt (109) by T and is connected with the conducting rod of middle pressure fuse-link (201) upper end.
6. the assembly of the hermetically sealed midium voltage cable connector of integral type according to claim 1 and fuse, it is characterized in that: the top and bottom of described middle pressure fuse (2) box body also are respectively arranged with upper fixed seat (202) and bottom sealing socket (203), and are provided with the second sealing ring (204) between the contact jaw of bottom sealing socket (203) and box body; Be provided with the 3rd sealing ring (206) between the contact jaw of upper fixed seat (202) and fuse box body (205); The box body top of described midium voltage cable connector (1) also is provided with pressing plate (111), and described pressing plate (111) is installed on the upper fixed seat (202) of fuse box body (205) by screw rod (112).
7. the assembly of the hermetically sealed midium voltage cable connector of integral type according to claim 6 and fuse, it is characterized in that: described assembly is installed on the case lid of buried type transformer, the case lid of described buried type transformer places the below of the upper fixed seat (202) of pressure fuse (2) box body, screw rod (112) passes upper fixed seat (202) and is fixed on the case lid of buried type transformer, also is provided with the 5th sealing ring (207) between the case of described upper fixed seat (202) and buried type transformer.
8. the assembly of the hermetically sealed midium voltage cable connector of integral type according to claim 6 and fuse, it is characterized in that: the electrode of described middle pressure fuse (2) below is arranged on the shaft-like elasticity touch base (208) in the bottom sealing socket (203), the lower end of middle pressure fuse-link (201) is inserted shaft-like elasticity touch base (208) by conducting rod and is connected with it, the lower end of described shaft-like elasticity touch base (208) extends to the outside of bottom sealing socket (203), and also is provided with the 6th sealing ring (209) between shaft-like elasticity touch base (208) and the bottom sealing socket (203).
9. the assembly of the hermetically sealed midium voltage cable connector of integral type according to claim 8 and fuse, it is characterized in that: described shaft-like elasticity touch base (208) upper end also is set with elasticity anchor ear (210), and the lower end of shaft-like elasticity touch base (208) also is equipped with the second Wiring nose (211) by bolt.
10. the assembly of the hermetically sealed midium voltage cable connector of integral type according to claim 1 and fuse is characterized in that: described midium voltage cable connector (1) adopts resin cast to form with the outside box body of middle pressure fuse (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210386851.5A CN102882132B (en) | 2012-10-14 | 2012-10-14 | Integrated fully-sealed component of medium voltage electric cable connector and medium voltage fuser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210386851.5A CN102882132B (en) | 2012-10-14 | 2012-10-14 | Integrated fully-sealed component of medium voltage electric cable connector and medium voltage fuser |
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| Publication Number | Publication Date |
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| CN102882132A true CN102882132A (en) | 2013-01-16 |
| CN102882132B CN102882132B (en) | 2015-03-25 |
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| CN201210386851.5A Active CN102882132B (en) | 2012-10-14 | 2012-10-14 | Integrated fully-sealed component of medium voltage electric cable connector and medium voltage fuser |
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| CN (1) | CN102882132B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109036778A (en) * | 2018-08-22 | 2018-12-18 | 江苏宝亨新电气有限公司 | A kind of standby fusible core fuel tank mounting structure |
| CN110085404A (en) * | 2018-01-26 | 2019-08-02 | 上海瑞奇电气设备股份有限公司 | Underground transformer is connected with high-tension cable and high-tension fuse protects integrated sealing pedestal |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020039287A1 (en) * | 2018-08-22 | 2020-02-27 | 3M Innovative Properties Company | Data communication transceiver assembly and method for integration into entrance ports for underground enclosures |
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| JP3692255B2 (en) * | 1999-03-29 | 2005-09-07 | 株式会社ダイヘン | Fuse built-in cable connector |
| CN2896452Y (en) * | 2006-01-10 | 2007-05-02 | 宝胜科技创新股份有限公司 | Connection type branch-prtection type branched cable |
| CN101964245A (en) * | 2009-07-24 | 2011-02-02 | 上海瑞奇电气设备有限公司 | Underground totally-sealed combined transformer with lighting protection, overvoltage protection and overcurrent protection |
| CN202917804U (en) * | 2012-10-14 | 2013-05-01 | 江苏中压电气工程有限公司 | Integrated fully-sealed component of medium voltage electric cable connector and medium voltage fuse |
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Patent Citations (5)
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| JP3692255B2 (en) * | 1999-03-29 | 2005-09-07 | 株式会社ダイヘン | Fuse built-in cable connector |
| EP1215758A2 (en) * | 2000-12-16 | 2002-06-19 | Itt Manufacturing Enterprises, Inc. | A device for joining cables to an appliance connection |
| CN2896452Y (en) * | 2006-01-10 | 2007-05-02 | 宝胜科技创新股份有限公司 | Connection type branch-prtection type branched cable |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110085404A (en) * | 2018-01-26 | 2019-08-02 | 上海瑞奇电气设备股份有限公司 | Underground transformer is connected with high-tension cable and high-tension fuse protects integrated sealing pedestal |
| CN109036778A (en) * | 2018-08-22 | 2018-12-18 | 江苏宝亨新电气有限公司 | A kind of standby fusible core fuel tank mounting structure |
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| CN102882132B (en) | 2015-03-25 |
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Address after: No. 433 Xiufu South Road, Jianhu County, Yancheng City, Jiangsu Province 210000 Patentee after: Jiangsu Medium Voltage Electrical Engineering Group Co.,Ltd. Country or region after: China Address before: No. 433 Xiufu South Road, Jianhu County, Yancheng City, Jiangsu Province 210000 Patentee before: JIANGSU MEDIUM VOLTAGE ELECTRICAL ENGINEERING Co.,Ltd. Country or region before: China |