CN110416941A - A kind of activity terminal box of circuit cable - Google Patents
A kind of activity terminal box of circuit cable Download PDFInfo
- Publication number
- CN110416941A CN110416941A CN201910608312.3A CN201910608312A CN110416941A CN 110416941 A CN110416941 A CN 110416941A CN 201910608312 A CN201910608312 A CN 201910608312A CN 110416941 A CN110416941 A CN 110416941A
- Authority
- CN
- China
- Prior art keywords
- shell
- cable
- upper sliding
- terminal box
- activity
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/28—Clamped connections, spring connections
- H01R4/38—Clamped connections, spring connections utilising a clamping member acted on by screw or nut
- H01R4/42—Clamping area to one side of screw only
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/08—Distribution boxes; Connection or junction boxes
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/08—Distribution boxes; Connection or junction boxes
- H02G3/081—Bases, casings or covers
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/08—Distribution boxes; Connection or junction boxes
- H02G3/081—Bases, casings or covers
- H02G3/083—Inlets
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
- H02G3/02—Details
- H02G3/08—Distribution boxes; Connection or junction boxes
- H02G3/16—Distribution boxes; Connection or junction boxes structurally associated with support for line-connecting terminals within the box
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Connection Or Junction Boxes (AREA)
- Installation Of Indoor Wiring (AREA)
Abstract
The invention discloses a kind of activity terminal boxes of circuit cable, including shell, the shell both ends are equipped with the incoming line structure entered for cable, and the wiring construction of conducting is additionally provided with for fixed cable and connected in shell, the shell upper side wall is symmetrically provided through upper sliding slot centered on wiring construction, the shell lower wall is symmetrically provided through lower slider slot centered on wiring construction, the upper sliding slot and lower slider slot are correspondingly arranged, be slidably installed the lead clamp structure being provided with for fixed traction cable respectively in the upper sliding slot and lower slider slot of the same side.Cable ends can be auxiliarily fixed in lead clamp structure in the present invention, avoid falling off in wiring, while the part that cable periphery can also be peelled off to insulation protection is clamped far from access location, improves safety；It rotates the second adjusting screw rod adjusting junction block to decline and connecting groove is cooperated to clamp cable, has the effect of that clamping is more stable, wiring is more convenient, lead and control are safer.
Description
Technical field
The present invention relates to technical field of electricity, the activity terminal box of specifically a kind of circuit cable.
Background technique
It is electrically the general designation of the subjects such as production, transmission, distribution, use and the electrician's equipment manufacturing of electric energy or engineering field.
It is to create, maintain using electric energy, electrical equipment and electrical technology as means and improve a science for limiting space and environment, contains
Three aspect of conversion, utilization and research of lid electric energy, including basic theory, application technology, facilities and equipment etc..
Electric power cable connection is a basic working procedure and a highly important process for Electrician Operation.Conducting wire connection
Quality be directly related to entire route can safely and reliably longtime running.Basic demand to conducting wire connection is: connection jail
Gu reliable, connection resistance is small, high mechanical strength, corrosion-resistant resistance to oxidation, electrical insulation properties are good.
In the prior art, cable connection mostly uses the mode of the twisted connection of winding to be attached, connective stability, resistance with
And the safety in connection procedure is all relatively poor.
Summary of the invention
The purpose of the present invention is to provide a kind of activity terminal boxes of circuit cable, to solve to propose in above-mentioned background technique
The problem of.
To achieve the above object, the invention provides the following technical scheme:
A kind of activity terminal box of circuit cable, including shell, the shell both ends are equipped with the inlet wire knot entered for cable
Structure, and the wiring construction of conducting is additionally provided with for fixed cable and connected in shell, the shell upper side wall is with wiring construction
Central symmetry is provided through upper sliding slot, and the shell lower wall is symmetrically provided through lower slider centered on wiring construction
Slot, the upper sliding slot and lower slider slot are correspondingly arranged, and are slidably installed and are set respectively in the upper sliding slot and lower slider slot of the same side
It is equipped with the lead clamp structure for fixed traction cable.
Further, the lead clamp structure includes the upper sliding plate being slidably fitted in upper sliding slot, is slidably matched
Downslide movable plate in lower slider slot and the multiple groups connecting rod for connecting upper sliding plate and downslide movable plate are slidably matched on the connecting rod
It is provided with movable plate, the movable plate upper end is rotatably connected to the first adjusting screw rod by bearing, and first adjusting screw rod is logical
The activity of being threadedly engaged is crossed through upper sliding plate and end and movable plate upper end are rotatablely connected.
Further, it is also correspondingly arranged between the movable plate lower end and downslide movable plate upper end and compresses cushion block and pushing
Tight cushion block, the upper compression cushion block and the lower compression cushion block are truncated cone-shaped rubber cushion blocks, the lower compression cushion block upper surface
Height is not less than the shell inner underside inner wall.
Further, the incoming line structure includes being arranged through the incoming line of shell end side setting and insertion in incoming line
The fitting groove of top is provided with end cap by spring slide assembly in the fitting groove.
Further, the end cap is isolation material thin plate, and the end cover surface is provided with handle protrusion, under the end cap
Surface middle part is embedded in the wire blocking port for being provided with minor arc shape, and the lower surface attaching of the end cap and wire blocking port is provided with fixed rubber mat.
Further, the wiring construction includes being symmetricly set on the multiple groups telescopic rod of upper wall in shell and being connected and fixed
Junction block in telescopic rod lower end, bottom is also embedded in the connecting groove for being provided with and being adapted to junction block relative position in the shell.
Further, the junction block is made pottery by the copper-based conducting block of cone and the insulation above copper-based conducting block
Porcelain gasket composition, the insulating ceramics gasket are connected and fixed with telescopic rod lower end, and the insulating ceramics gasket upper end center is also logical
It crosses bearing rotation connection and is provided with the second adjusting screw rod, second adjusting screw rod is by being threadedly engaged activity through the shell
Upper wall.
Compared with prior art, the beneficial effects of the present invention are: cable is entered in shell by incoming line, end cap elasticity
Cable is gripped, cable ends pass through upper compression cushion block and lower compression cushion block at this time, and pass through the first adjusting screw rod tune of rotation
Section drives movable plate decline, so that cable is gripped using upper compression cushion block and lower compression cushion block, in upper sliding slot and downslide
Lead clamp structure is slided on dynamic slot, cable ends can be auxiliarily fixed, avoid falling off in wiring, while also can be by cable
The part that insulation protection is peelled off in periphery is clamped far from access location, improves safety；Two sides lead clamp structure by cable
After end is converged to middle part, cable ends are gradually placed in above connecting groove, and the second adjusting screw rod of rotation adjusts junction block decline simultaneously
Connecting groove is cooperated to clamp cable ends, thus realize the conducting of cable, such structure design, the cable relative to existing structure
Connection type has the effect of that clamping is more stable, wiring is more convenient, lead and control are safer.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the activity terminal box of circuit cable.
Fig. 2 is the structural schematic diagram of lead clamp structure in a kind of activity terminal box of circuit cable.
Fig. 3 is the structural schematic diagram of end cap in a kind of activity terminal box of circuit cable.
In figure: 1- shell, 2- incoming line, 3- fitting groove, 4- end cap, 41- wire blocking port, 42- fix rubber mat, slide on 5-
Slot, 6- lower slider slot, 7- upper sliding plate, 8- connecting rod, 9- downslide movable plate, 10- movable plate, the first adjusting screw rod of 11- are pressed on 12-
Tight cushion block compresses cushion block, 14- telescopic rod, 15- junction block, 16- connecting groove, the second adjusting screw rod of 17- under 13-.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Embodiment 1
Please refer to Fig. 1~2, in the embodiment of the present invention, a kind of activity terminal box of circuit cable, including shell 1, the shell 1
Both ends are equipped with the incoming line structure entered for cable, and the wiring of conducting is additionally provided with for fixed cable and connected in shell 1
Structure, 1 upper side wall of shell are symmetrically provided through upper sliding slot 5 centered on wiring construction, 1 lower wall of shell with
Lower slider slot 6 is symmetrically provided through centered on wiring construction, the upper sliding slot 5 and lower slider slot 6 are correspondingly arranged, the same side
Upper sliding slot 5 and lower slider slot 6 on be slidably installed respectively the lead clamp structure being provided with for fixed traction cable, it is described
Lead clamp structure includes the upper sliding plate 7 being slidably fitted in upper sliding slot 5, the downslide being slidably fitted in lower slider slot 6
Movable plate 9 and the multiple groups connecting rod 8 for connecting upper sliding plate 7 and downslide movable plate 9, are slidably matched on the connecting rod 8 and are provided with movable plate
10,10 upper end of movable plate is rotatably connected to the first adjusting screw rod 11 by bearing, and first adjusting screw rod 11 passes through spiral shell
Line cooperation activity is through upper sliding plate 7 and end and 10 upper end of movable plate are rotatablely connected, 10 lower end of movable plate and lower slider
It is also correspondingly arranged between 9 upper end of plate and compresses cushion block 12 and lower compression cushion block 13, the upper compression cushion block 12 and the pushing
Tight cushion block 13 is truncated cone-shaped rubber cushion blocks, and the lower 13 upper surface height of compression cushion block is not less than in 1 inner underside of shell
Wall.
The incoming line structure includes that 2 top of incoming line is arranged in through the incoming line 2 of 1 end side of shell setting and insertion
Fitting groove 3, is provided with end cap 4 by spring slide assembly in the fitting groove 3, and cable enters shell 1 by incoming line 2
In, end cap 4 flexibly clamps and fixes cable, and cable ends pass through upper compression cushion block 12 and lower compression cushion block 13 at this time, and by turning
Dynamic first adjusting screw rod 11, which is adjusted, drives movable plate 10 to decline, to be clamped using upper compression cushion block 12 and lower compression cushion block 13 solid
Alignment cable slides lead clamp structure in upper sliding slot 5 and lower slider slot 6, cable ends can be auxiliarily fixed, avoid connecing
The part for falling off in line, while cable periphery capable of also being peelled off to insulation protection is clamped far from access location, improves safety.
The wiring construction includes being symmetricly set on the multiple groups telescopic rod 14 of upper wall in shell 1 and being fastened on flexible
The junction block 15 of 14 lower end of bar, bottom is also embedded in the connecting groove for being provided with and being adapted to 15 relative position of junction block in the shell 1
16, the junction block 15 is made of the copper-based conducting block and the insulating ceramics gasket above copper-based conducting block of cone,
The insulating ceramics gasket is connected and fixed with 14 lower end of telescopic rod, and the insulating ceramics gasket upper end center is also rotated by bearing
It is connected with the second adjusting screw rod 17, second adjusting screw rod 17 runs through 1 upper wall of shell by being threadedly engaged activity,
Second adjusting screw rod 17 rotates adjustable junction block 15 and is gone up and down by telescopic rod 14, and the lead in two sides clamps knot in this way
After structure converges cable ends to middle part, cable ends are gradually placed in 16 top of connecting groove, and the second adjusting screw rod 17 of rotation is adjusted
Junction block 15 declines and connecting groove 16 is cooperated to clamp cable ends, thus realize the conducting of cable, such structure design, and relatively
In the cable connection type of existing structure, there is the effect for clamping that more stable, wiring is more convenient, lead and control are safer
Fruit.
Embodiment 2
Referring to Fig. 3, a kind of activity terminal box of circuit cable is on the basis of embodiment 1, described in the embodiment of the present invention
End cap 4 is isolation material thin plate, preferably insulating ceramics or hard high molecular material, 4 surface mount of end cap, welding or one
Body chemical conversion type is provided with handle protrusion, and insertion is provided with the wire blocking port 41 of minor arc shape, the end cap in the middle part of 4 lower surface of end cap
4 and the lower surface of wire blocking port 41 attach and be provided with fixed rubber mat 42, the fixed rubber mat 42 is silica gel material cushion.Make in this way
End cap 4 can be pressed into fitting groove 3 by the used time by the handle protrusion on 4 surface of end cap, and cable unclamps end cap 4 after protruding into
Cable is compressed by spring, cable is placed in wire blocking port 41, and cooperates fixed rubber mat 42 can be with fixed cable, this fixation
It is more flexible compared to bolt fixation, and on the basis of lead clamp structure cooperates wiring construction fixed cable, consolidating at this
Surely irremovable fixed form is not needed, flexible fastening avoids route from shaking, can also facilitate additional length in this way
Cable continue to protrude into shell 1 by wire blocking port 41.
The working principle of the invention is: cable is entered in shell 1 by incoming line 2, and end cap 4 flexibly clamps and fixes line
Cable, cable ends pass through upper compression cushion block 12 and lower compression cushion block 13 at this time, and adjust band by the first adjusting screw rod 11 of rotation
Dynamic movable plate 10 declines, so that cable is gripped using upper compression cushion block 12 and lower compression cushion block 13, in upper sliding slot 5 under
Lead clamp structure is slided on sliding groove 6, cable ends can be auxiliarily fixed, avoid falling off in wiring, while can also be incited somebody to action
The part that insulation protection is peelled off in cable periphery is clamped far from access location, improves safety；Lead clamp structure in two sides will
After cable ends are converged to middle part, cable ends are gradually placed in 16 top of connecting groove, and the second adjusting screw rod 17 of rotation adjusts wiring
Block 15 declines and connecting groove 16 is cooperated to clamp cable ends, thus realize the conducting of cable, such structure design, relative to existing
Structured cable connection type has the effect of that clamping is more stable, wiring is more convenient, lead and control are safer.
The standardized element that the present invention uses can commercially, and shaped piece is according to specification and attached drawing note
Load can carry out customized, and the specific connection type of each part is all made of in the prior art mature bolt, rivet, welding etc.
Conventional means, mechanical, part and equipment are all made of in the prior art, conventional model, in addition circuit connection uses the prior art
Middle conventional connection type, this will not be detailed here.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (7)
1. a kind of activity terminal box of circuit cable, including shell (1), shell (1) both ends are equipped with to be entered for cable
Incoming line structure, and be additionally provided with for fixed cable and connect the wiring construction of conducting in shell (1), which is characterized in that described
Shell (1) upper side wall is symmetrically provided through upper sliding slot (5) centered on wiring construction, and shell (1) lower wall is to connect
It is symmetrically provided through centered on cable architecture lower slider slot (6), the upper sliding slot (5) and lower slider slot (6) are correspondingly arranged, together
Be slidably installed the lead clamping being provided with for fixed traction cable respectively in the upper sliding slot (5) and lower slider slot (6) of side
Structure.
2. a kind of activity terminal box of circuit cable according to claim 1, which is characterized in that the lead clamp structure
Including the upper sliding plate (7) being slidably fitted in upper sliding slot (5), the downslide movable plate (9) being slidably fitted in lower slider slot (6)
And the multiple groups connecting rod (8) of upper sliding plate (7) and downslide movable plate (9) is connected, it is slidably matched on the connecting rod (8) and is provided with activity
Plate (10), movable plate (10) upper end are rotatably connected to the first adjusting screw rod (11) by bearing, first adjusting screw rod
(11) by being threadedly engaged activity through upper sliding plate (7) and the rotation connection of end and movable plate (10) upper end.
3. a kind of activity terminal box of circuit cable according to claim 2, which is characterized in that under the movable plate (10)
It is also correspondingly arranged between end and downslide movable plate (9) upper end and compresses cushion block (12) and lower compression cushion block (13), the upper compression
Cushion block (12) and the lower compression cushion block (13) are truncated cone-shaped rubber cushion blocks, and lower compression cushion block (13) the upper surface height is not
Lower than the shell (1) inner underside inner wall.
4. a kind of activity terminal box of circuit cable according to claim 1, which is characterized in that the incoming line structure includes
The fitting groove (3) being arranged above incoming line (2) through the incoming line (2) of shell (1) end side setting and insertion, the assembly
End cap (4) are provided with by spring slide assembly in slot (3).
5. a kind of activity terminal box of circuit cable according to claim 4, which is characterized in that the end cap (4) is exhausted
Edge material thin plate, end cap (4) surface are provided with handle protrusion, and insertion is provided with minor arc in the middle part of end cap (4) lower surface
The lower surface of the wire blocking port (41) of shape, the end cap (4) and wire blocking port (41) attaches and is provided with fixed rubber mat (42).
6. a kind of activity terminal box of circuit cable according to claim 1, which is characterized in that the wiring construction includes
It is symmetricly set on the multiple groups telescopic rod (14) of shell (1) interior upper wall and is fastened on the junction block of telescopic rod (14) lower end
(15), the interior bottom of the shell (1) is also embedded in the connecting groove (16) for being provided with and being adapted to junction block (15) relative position.
7. a kind of activity terminal box of circuit cable according to claim 6, which is characterized in that the junction block (15) by
Cone copper-based conducting block and above copper-based conducting block insulating ceramics gasket composition, the insulating ceramics gasket with
Telescopic rod (14) lower end is connected and fixed, and the insulating ceramics gasket upper end center is also provided with the second tune by bearing rotation connection
It saves screw rod (17), second adjusting screw rod (17) is by being threadedly engaged activity through the shell (1) upper wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910608312.3A CN110416941B (en) | 2019-07-08 | 2019-07-08 | Movable junction box of circuit cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910608312.3A CN110416941B (en) | 2019-07-08 | 2019-07-08 | Movable junction box of circuit cable |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110416941A true CN110416941A (en) | 2019-11-05 |
| CN110416941B CN110416941B (en) | 2020-11-03 |
Family
ID=68360482
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910608312.3A Active CN110416941B (en) | 2019-07-08 | 2019-07-08 | Movable junction box of circuit cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110416941B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110912040A (en) * | 2019-12-22 | 2020-03-24 | 陈必祥 | Universal porcelain clamp for cable laying |
| CN111786331A (en) * | 2020-07-03 | 2020-10-16 | 四川中迪电力工程有限公司 | Cable wiring protection device for power engineering and use method |
| CN112770572A (en) * | 2021-01-08 | 2021-05-07 | 陈凤波 | Prevent communication box that interface drops |
| CN113451984A (en) * | 2021-08-13 | 2021-09-28 | 周文博 | Cable joint |
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| CN205122809U (en) * | 2015-10-27 | 2016-03-30 | 浙江正泰电器股份有限公司 | Binding post of two positions wiring |
| CN206059678U (en) * | 2016-08-26 | 2017-03-29 | 深圳市雷博斯科技有限公司 | A kind of termination and the electric cabinet with termination |
| CN209665181U (en) * | 2019-02-02 | 2019-11-22 | 凯驰瑞鑫(大连)仪器发展有限公司 | A kind of outer clip sensor rail clamp |
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2019
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| JP2002027632A (en) * | 2000-07-06 | 2002-01-25 | Kakinuma Reiko | Power outlet installation structure |
| CN203967669U (en) * | 2014-07-23 | 2014-11-26 | 四川天微电子有限责任公司 | A kind of mine anti-explosion termination of being convenient to wiring |
| CN205069916U (en) * | 2015-10-22 | 2016-03-02 | 国家电网公司 | Electric wire netting construction device with personally ensuring safety leading of line |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110912040A (en) * | 2019-12-22 | 2020-03-24 | 陈必祥 | Universal porcelain clamp for cable laying |
| CN111786331A (en) * | 2020-07-03 | 2020-10-16 | 四川中迪电力工程有限公司 | Cable wiring protection device for power engineering and use method |
| CN111786331B (en) * | 2020-07-03 | 2021-06-11 | 四川中迪电力工程有限公司 | Cable wiring protection device for power engineering and use method |
| CN112770572A (en) * | 2021-01-08 | 2021-05-07 | 陈凤波 | Prevent communication box that interface drops |
| CN112770572B (en) * | 2021-01-08 | 2022-04-29 | 河北鸿宇通信器材有限公司 | Prevent communication box that interface drops |
| CN113451984A (en) * | 2021-08-13 | 2021-09-28 | 周文博 | Cable joint |
| CN113451984B (en) * | 2021-08-13 | 2022-09-16 | 深圳市国威通电子技术有限公司 | Cable joint |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110416941B (en) | 2020-11-03 |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20201012 Address after: 221000 No. 20 Jiefang North Road, Jiangsu, Xuzhou Applicant after: State Grid Jiangsu Electric Power Co.,Ltd. Xuzhou Power Supply Branch Address before: 325000 Jinhai Avenue 433, Longbend Economic and Technological Development Zone, Wenzhou City, Zhejiang Province Applicant before: Wan Yuanqiang |
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