CN210528090U - Supporting shaft bracket for cable drum - Google Patents

Supporting shaft bracket for cable drum Download PDF

Info

Publication number
CN210528090U
CN210528090U CN201921539435.8U CN201921539435U CN210528090U CN 210528090 U CN210528090 U CN 210528090U CN 201921539435 U CN201921539435 U CN 201921539435U CN 210528090 U CN210528090 U CN 210528090U
Authority
CN
China
Prior art keywords
back shaft
cable drum
gear
along
support pedestal
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.)
Active
Application number
CN201921539435.8U
Other languages
Chinese (zh)
Inventor
耿建朋
王建民
李彦林
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiuyi Power Engineering Co ltd
Original Assignee
Shaanxi Joy Power Engineering Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Shaanxi Joy Power Engineering Co Ltd filed Critical Shaanxi Joy Power Engineering Co Ltd
Priority to CN201921539435.8U priority Critical patent/CN210528090U/en
Application granted granted Critical
Publication of CN210528090U publication Critical patent/CN210528090U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Abstract

The utility model provides a support pedestal for cable drum relates to the technical field of drum pedestal. It includes two bases that set up side by side along the horizontal direction, slides along vertical direction and connects in each the locking seat of base top, and connect in each jacking subassembly between base and the locking seat, still include two respectively with the back shaft of the just right one side rigid coupling of locking seat, two the connection can be dismantled to the back shaft, each back shaft periphery equipartition has 3 at least edges to be on a parallel with the gag lever post that the axis direction of back shaft set up, each the gag lever post with all be provided with flexible subassembly, every group between the back shaft the flexible direction of flexible subassembly with the diameter direction coincidence of back shaft. The utility model discloses the beneficial effect who improves the support pedestal commonality has.

Description

Supporting shaft bracket for cable drum
Technical Field
The utility model belongs to the technical field of the technique of drum pedestal and specifically relates to a support pedestal for cable drum is related to.
Background
Cables are typically made of one or more mutually insulated conductors and an outer insulating jacket that can carry power or information from one end to the other. The cable drum can be used for rolling cables, and the side wall of the drum is provided with a rotating hole along the direction parallel to the axis of the drum. When the cable stripping device is used, the rotating hole of the wire coil wound with the cable is sleeved on the supporting shaft frame, when the cable is required to be stripped from the wire coil, the free end of the cable is pulled to drive the wire coil to rotate on the supporting shaft frame, so that the cable can be stripped from the wire coil, the size of the wire coil has certain difference for cables of different models, and the rotating hole on the wire coil has certain difference.
Chinese patent with publication number CN207061516U discloses a novel creel for cable spool supports, the on-line screen storage device comprises a base, first bracing piece, the draw-in groove, the second bracing piece, nose bar and fixed plate, be provided with elevating gear on the base, and be connected with the connecting rod on the elevating gear, the inside connecting hole that is provided with of fixed block, and the fixed block is connected through the bolt with first bracing piece, the second bracing piece sets up on first bracing piece right side, and the inside horizontal draw-in groove that is provided with of first bracing piece, the nose bar is fixed at second bracing piece left end, and the nose bar right-hand member is provided with the circulator, the nose bar left end is fixed with the fixture block, the fixed plate is connected on the base, and the inside threaded. When the clamping device is used, the base is fixed on the ground, the motor is started to drive the gear to rotate, the gear drives the first supporting rod and the second supporting rod to move during rotation, then the cable drum is placed between the first supporting rod and the second supporting rod, the heights of the first supporting rod and the second supporting rod are adjusted through the lifting device according to the size of the cable drum, then the motor drives the first supporting rod and the second supporting rod to move inwards, when the clamping block reaches the longitudinal clamping groove, the clamping block is clamped into the longitudinal clamping groove through the rotator, the fixing block is moved to the position tightly attached to the cable drum, and the clamping block is fixed through the bolt.
The above prior art solutions have the following drawbacks: the diameters of the mounting holes in the wire coils used by cables of different types may be different, and the scheme cannot be adapted to the mounting holes of different types, so that the universality of the support shaft bracket is low.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a support pedestal for cable drum, it has the effect that improves support pedestal commonality.
The above object of the present invention can be achieved by the following technical solutions:
the utility model provides a support pedestal for cable drum, includes two bases that set up side by side along the horizontal direction, slide along vertical direction and connect in each the locking seat of base top, and connect in each jacking subassembly between base and the locking seat, still include two respectively with the back shaft of the just right one side rigid coupling of locking seat, two the connection can be dismantled to the back shaft, each back shaft periphery equipartition has 3 at least edges to be on a parallel with the gag lever post that the axis direction of back shaft set up, each the gag lever post with all be provided with flexible subassembly, every group between the back shaft the flexible direction of flexible subassembly with the diameter direction coincidence of back shaft.
Through adopting above-mentioned technical scheme, before locating the back shaft periphery with the drum cover, at first adjust each flexible subassembly and make each gag lever post equal with the radius that rotates the hole on the drum apart from the biggest distance of back shaft, embolia a plurality of gag lever post peripheries on arbitrary back shaft with rotation hole one end on the drum again, later promote the base again in order to support a plurality of gag lever posts on the shaft with another and insert the rotation hole other end, it has 5 mm's clearance with the stop motion seat lateral wall respectively to have two end walls of drum, later with the cable from the drum when peeling off the drum alright rotate along the gag lever post, thereby alright and peel off the cable from the drum. Spacing between adjusting gag lever post and the back shaft through setting up flexible subassembly can make the gag lever post laminating rotate downthehole wall, can improve the commonality of support pedestal, can make the drum be stable along gag lever post pivoted process with gag lever post and rotation downthehole wall laminating simultaneously, can avoid taking place to rock the unstable condition of the stripping off process that leads to the cable between drum and the gag lever post and take place.
The utility model discloses further set up to: flexible subassembly include one end with the gag lever post rigid coupling other end passes the back shaft and with along being on a parallel with the diameter direction of back shaft with back shaft sliding connection's guide bar, and one end with the gag lever post rigid coupling other end passes the back shaft and with back shaft threaded connection's first screw rod, first screw rod with the axis of guide bar all with the diameter coincidence of back shaft, a plurality of guide bars and the crisscross setting of first screw rod on the same back shaft.
Through adopting above-mentioned technical scheme, when adjusting the interval between gag lever post and the back shaft, twist and move first screw rod, here because the guide bar has the guide effect to the motion of gag lever post, alright drive the gag lever post motion when consequently rotating first screw rod. The adjusting mode has a simple structure and is convenient for operation of operators.
The utility model discloses further set up to: one end, far away from the supporting shaft, of each limiting rod is an arc surface, and the circle center of the arc surface faces one side of the supporting shaft.
Through adopting above-mentioned technical scheme, can make the drum more smooth and easy along the rotation of gag lever post.
The utility model discloses further set up to: each limiting rod is far away from one side of the supporting shaft and is rotatably connected with a plurality of rollers, and the axes of the rollers are parallel to the axis of the supporting shaft.
Through adopting above-mentioned technical scheme, when the drum rotated along the gag lever post, the gyro wheel rolled along rotating the downthehole wall, can make the drum more smooth and easy along the rotation of gag lever post through setting up the gyro wheel.
The utility model discloses further set up to: the clamping groove is formed in any one of the surfaces, opposite to the support shafts, of the two support shafts, the clamping block capable of being inserted into the clamping groove along the direction perpendicular to the axis of the support shafts is arranged on the other surface of the support shafts, the sections of the clamping block and the clamping groove along the vertical direction are both polygonal, and tolerance matching between the clamping groove and the clamping block is transition matching.
Through adopting above-mentioned technical scheme, when promoting two back shafts towards relative one side, insert the fixture block in the draw-in groove, alright fix two back shafts, this kind of fixed mode simple structure, it is convenient to dismantle.
The utility model discloses further set up to: each the base diapire all is provided with a plurality of brake truckles.
Through adopting above-mentioned technical scheme, can be convenient for move the base through setting up the brake gyro wheel, also can be fixed the base after moving the base to required position, the base removes when can preventing to peel off the cable from the drum.
The utility model discloses further set up to: the base is fixedly connected with a vertical plate along the vertical direction, the stop seat is connected with the side wall of the vertical plate in a sliding mode along the vertical direction, the jacking assembly comprises a second screw rod which is arranged along the vertical direction and is rotatably connected with the side wall of the vertical plate, a motor used for driving the second screw rod to rotate, and a lead screw nut which is in threaded connection with the second screw rod and is fixedly connected with the stop seat.
By adopting the technical scheme, when the jacking assembly drives the stopping seat to move along the vertical direction, the motor drives the second screw to rotate, the second screw drives the screw nut to rotate relative to the screw nut when rotating, and the screw nut drives the stopping seat to move along the vertical direction while rotating. The driving mode has a simple structure, can fix the rotating plate at any position, can adapt to various wire coils of different types, and has high universality.
The utility model discloses further set up to: a speed reducing assembly is arranged on one side of the vertical plate and comprises a first gear and a second gear, the first gear is coaxially connected with an output shaft of the motor, the second gear is meshed with the first gear and is coaxially connected with the second screw, and the number of teeth of the first gear is smaller than that of the second gear.
Through adopting above-mentioned technical scheme, the motor drives first gear revolve, drives the second gear synchronous rotation of meshing with it during first gear revolve, drives the second screw rod and rotates during the second gear revolve, can make the moment of torsion of motor output export to the bigger moment of torsion of second screw rod after the transmission of speed reduction subassembly through setting up speed reduction subassembly.
The utility model discloses further set up to: the peripheral wall of the guide rod is provided with scale marks along the direction parallel to the axis of the guide rod.
Through adopting above-mentioned technical scheme, can be convenient for the operation personnel to move a plurality of gag lever posts to the same interval department apart from the back shaft through setting up the scale mark.
To sum up, the utility model discloses a beneficial technological effect does:
1. the telescopic assembly is arranged to adjust the distance between the limiting rod and the supporting shaft, so that the wire coil is suitable for wire coils with rotating holes of different inner diameters, and has high universality;
2. the rotation of the wire coil along the supporting rod can be smoother by arranging the idler wheels;
3. through setting up fixture block and draw-in groove can be convenient for fix two back shafts, and be convenient for open and shut.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic structural diagram of the jacking assembly of the present invention.
Fig. 3 is a partially enlarged schematic view of a portion a in fig. 1.
Fig. 4 is a schematic structural diagram of the limiting rod and the supporting shaft of the present invention, which is intended to show the connection manner of the limiting rod and the supporting shaft.
In the figure, 1, a base; 11. a stopper seat; 12. braking the caster; 13. a vertical plate; 2. a jacking assembly; 21. a second screw; 22. a motor; 23. a lead screw nut; 24. a speed reduction assembly; 241. a first gear; 242. a second gear; 25. a rotating seat; 26. a mounting seat; 3. a support shaft; 31. a clamping block; 32. a card slot; 4. a guide assembly; 41. a linear slide rail; 42. a linear slider; 5. a limiting rod; 51. a circular arc surface; 52. a roller; 53. a C-shaped seat; 6. a telescoping assembly; 61. a first screw; 62. a holding block; 63. a guide bar; 631. scale lines are marked.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, for the utility model discloses a support pedestal for cable drum, including two bases 1 that set up side by side along the horizontal direction, slide along vertical direction and connect in the locking seat 11 of each base 1 top, connect the jacking subassembly 2 between each base 1 and locking seat 11 to and two one side welded back shaft 3 just right with locking seat 11 respectively.
Referring to fig. 1 and 2, each base 1 bottom wall all is provided with a plurality of brake truckles 12, and each base 1 bottom wall has 4 brake truckles 12 through the screw rigid coupling in this embodiment. The welding of base 1 roof along vertical direction has riser 13, and riser 13 lateral wall is provided with guide assembly 4, and guide assembly 4 includes along vertical direction through the linear slide rail 41 of screw rigid coupling in riser 13 lateral wall to and slide along vertical direction and connect on linear slide rail 41 and with the linear slide block 42 of the rigid coupling of stopper seat 11. The jacking assembly 2 comprises a second screw 21 which is arranged along the vertical direction and is rotatably connected to the side wall of the vertical plate 13, a motor 22 for driving the second screw 21 to rotate, a speed reducing assembly 24 connected between the second screw 21 and the motor 22, and a screw nut 23 which is in threaded connection with the second screw 21 and is fixedly connected with the stop seat 11; the speed reducing assembly 24 includes the first gear 241 with the output shaft coaxial coupling of motor 22, and with first gear 241 intermeshing and with the second gear 242 of second screw 21 coaxial coupling, the number of teeth of first gear 241 is less than the number of teeth of second gear 242, the welding of riser 13 lateral wall in second screw 21 both ends department has the seat 25 of rotating, second screw 21 both ends and second gear 242 all rotate to be connected in the seat 25 lateral wall of rotating, the welding of riser 13 lateral wall in second screw 21 one side has mount pad 26, motor 22 is servo motor, motor 22 passes through screw and mount pad 26 rigid coupling and motor 22's output shaft and first gear coaxial coupling.
Referring to fig. 1 and 3, two support shafts 3 are detachably connected, a clamping groove 32 is formed in any one of the two opposite surfaces of the two support shafts 3, a clamping block 31 capable of being inserted into the clamping groove 32 along the axial direction perpendicular to the support shafts 3 is formed in the other surface of the two support shafts, the cross sections of the clamping block 31 and the clamping groove 32 along the vertical direction are both polygonal, the cross sections of the clamping block 31 and the clamping groove 32 along the vertical direction are rectangular in the embodiment, and the tolerance fit between the clamping groove 32 and the clamping block 31 is transition fit.
Referring to fig. 4, at least 3 limiting rods 5 arranged in a direction parallel to the axis of the supporting shaft 3 are uniformly distributed on the periphery of each supporting shaft 3, in this embodiment, the number of the limiting rods 5 is 3, one end of each limiting rod 5, which is far away from the supporting shaft 3, is an arc surface 51, the center of the arc surface 51 faces one side of the supporting shaft 3, one side of each limiting rod 5, which is far away from the supporting shaft 3, is welded with a plurality of C-shaped seats 53, in this embodiment, the number of the C-shaped seats 53 is 4, the side wall of each C-shaped seat 53 is rotatably connected with a roller 52, and the axis of the roller 52 is parallel to; a telescopic assembly 6 is arranged between each limiting rod 5 and the support shaft 3, and the telescopic direction of each group of telescopic assemblies 6 is overlapped with the diameter direction of the support shaft 3; the telescopic assembly 6 includes that one end and gag lever post 5 are close the one end welding other end of back shaft 3 and pass back shaft 3 and with the diameter direction that is on a parallel with back shaft 3 and back shaft 3 sliding connection's guide bar 63, and one end and the gag lever post 5 are close the one end wall welding other end of back shaft 3 and pass back shaft 3 and with back shaft 3 threaded connection's first screw rod 61, the axis of first screw rod 61 and guide bar 63 all coincides with the diameter of back shaft 3, a plurality of guide bars 63 and the crisscross setting of first screw rod 61 on the same back shaft 3, the one end welding that back shaft 3 was kept away from to first screw rod 61 has the piece 62 of gripping, the guide bar 63 perisporium is carved with scale mark 631 along the axis direction that is on a parallel with guide bar.
The implementation principle of the embodiment is as follows: before the wire coil is sleeved on the limiting rod 5, the first screw 61 is driven to rotate by rotating the holding block 62, because the guide rod 63 has a guiding function on the limiting rod 5, when the first screw rod 61 is rotated, the limiting rod 5 can be driven to move along the diameter direction parallel to the supporting shaft 3, and the first screw rod 61 is stopped rotating until the limiting rod 5 moves until the farthest distance between the roller 52 and the supporting shaft 3 is equal to the inner diameter of the rotating hole in the wire coil, so that the limiting rods 5 can be fixed, after the limiting rods 5 are fixed, the rotating holes of the wire coil are sleeved outside the limiting rods 5 on any supporting shaft 3, and the end wall of the wire coil is contacted with the side wall of the stop seat 11, then the other base 1 is moved, so that the plurality of limiting rods 5 on the other supporting shaft 3 are inserted into the other end of the rotating hole on the wire coil, and the clamping block 31 is inserted into the clamping groove 32 until a gap of 5mm is reserved between the two end walls of the wire coil and one side wall opposite to the two stop seats 11.
After the wire coil is installed, the jacking assemblies 2 on the two bases 1 simultaneously drive the supporting shafts 3 to move upwards along the vertical direction until the wire coil is separated from the ground, and then cables can be stripped from the wire coil, when the jacking assemblies 2 drive the supporting shafts 3 to move, the motors 22 drive the second screw rods 21 to rotate, the second screw rods 21 drive the screw nuts 23 to rotate relative to the screw nuts when rotating, and the screw nuts 23 can drive the stopping seats 11 to move along the vertical direction when rotating. When changing the coil, with arbitrary base 1 along the one side pulling of keeping away from another base 1 of orientation, alright extract gag lever post 5 and back shaft 3 from the rotation hole of drum, later motor 22 counter-rotation drives back shaft 3 and follows vertical direction downstream until placing the drum on subaerial, at last with the drum extract from back shaft 3 can.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (9)

1. The utility model provides a support pedestal for cable drum, includes two bases (1) that set up side by side along the horizontal direction, along vertical direction slide connect in each stop seat (11) of base (1) top, and connect in each jacking subassembly (2) between base (1) and the stop seat (11), its characterized in that: still include two respectively with back shaft (3) of the just right one side rigid coupling of stop seat (11), two the connection can be dismantled in back shaft (3), each back shaft (3) periphery equipartition has 3 at least edges to be on a parallel with gag lever post (5) that the axis direction of back shaft (3) set up, each gag lever post (5) with all be provided with between back shaft (3) flexible subassembly (6), every group the flexible direction of flexible subassembly (6) with the diameter direction coincidence of back shaft (3).
2. A support pedestal for a cable drum according to claim 1, wherein: flexible subassembly (6) include one end with gag lever post (5) rigid coupling other end passes back shaft (3) and with along being on a parallel with the diameter direction of back shaft (3) with back shaft (3) sliding connection's guide bar (63), and one end with the gag lever post (5) rigid coupling other end passes back shaft (3) and with back shaft (3) threaded connection's first screw rod (61), first screw rod (61) with the axis of guide bar (63) all with the diameter coincidence of back shaft (3), a plurality of guide bars (63) and first screw rod (61) on same back shaft (3) crisscross the setting.
3. A support pedestal for a cable drum according to claim 1, wherein: one end, far away from the supporting shaft (3), of each limiting rod (5) is an arc surface (51), and the circle center of each arc surface (51) faces one side of the supporting shaft (3).
4. A support pedestal for a cable drum according to claim 1, wherein: each limiting rod (5) is far away from one surface of the supporting shaft (3) and is rotatably connected with a plurality of rollers (52), and the axis of each roller (52) is parallel to the axis of the supporting shaft (3).
5. A support pedestal for a cable drum according to claim 1, wherein: one of the two opposite surfaces of the support shafts (3) is provided with a clamping groove (32), the other surface of the support shafts is provided with a clamping block (31) which can be inserted into the clamping groove (32) along the direction perpendicular to the axis of the support shafts (3), the sections of the clamping block (31) and the clamping groove (32) along the vertical direction are both polygonal, and the clamping groove (32) and the clamping block (31) are in transition fit through tolerance fit.
6. A support pedestal for a cable drum according to claim 1, wherein: each base (1) diapire all is provided with a plurality of brake truckles (12).
7. A support pedestal for a cable drum according to claim 1, wherein: there is riser (13) along vertical direction rigid coupling on base (1), stop seat (11) along vertical direction slide connect in riser (13) lateral wall, jacking subassembly (2) including set up and rotate along vertical direction connect in second screw rod (21) of riser (13) lateral wall are used for the drive second screw rod (21) pivoted motor (22), and with second screw rod (21) threaded connection and with stop seat (11) fixed connection's screw nut (23).
8. A support pedestal for a cable drum according to claim 7 wherein: a speed reducing assembly (24) is arranged on one side of the vertical plate (13), the speed reducing assembly (24) comprises a first gear (241) and a second gear (242), the first gear (241) is coaxially connected with an output shaft of the motor (22), the second gear (242) is meshed with the first gear (241) and is coaxially connected with the second screw rod (21), and the number of teeth of the first gear (241) is smaller than that of the second gear (242).
9. A support pedestal for a cable drum according to claim 2, wherein: the peripheral wall of the guide rod (63) is provided with scale marks (631) along the axial direction parallel to the guide rod (63).
CN201921539435.8U 2019-09-16 2019-09-16 Supporting shaft bracket for cable drum Active CN210528090U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921539435.8U CN210528090U (en) 2019-09-16 2019-09-16 Supporting shaft bracket for cable drum

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921539435.8U CN210528090U (en) 2019-09-16 2019-09-16 Supporting shaft bracket for cable drum

Publications (1)

Publication Number Publication Date
CN210528090U true CN210528090U (en) 2020-05-15

Family

ID=70605393

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201921539435.8U Active CN210528090U (en) 2019-09-16 2019-09-16 Supporting shaft bracket for cable drum

Country Status (1)

Country Link
CN (1) CN210528090U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112158680A (en) * 2020-10-21 2021-01-01 中国南方电网有限责任公司超高压输电公司曲靖局 Converter station ground wire winding ware

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112158680A (en) * 2020-10-21 2021-01-01 中国南方电网有限责任公司超高压输电公司曲靖局 Converter station ground wire winding ware
CN112158680B (en) * 2020-10-21 2023-03-14 中国南方电网有限责任公司超高压输电公司曲靖局 Converter station ground wire winding ware

Similar Documents

Publication Publication Date Title
CN108365573A (en) A kind of electrical maintenance cable pulling lifting gear
CN210528090U (en) Supporting shaft bracket for cable drum
CN208046116U (en) A kind of electrical maintenance cable pulling lifting gear
CN213707343U (en) Cable coiling mechanism for electric power construction
CN106516884A (en) Cable take-up mechanism
CN211870985U (en) Power cable pay-off
CN218538806U (en) Wire and cable winding device
CN218024613U (en) Electric cable conveying device
CN214087113U (en) Fixing device of cable irradiation wire winding chuck
CN210635515U (en) Simple four-wire pay-off rack
CN220406701U (en) Straightening device for round steel processing
CN220578647U (en) Auxiliary paying-off device for power supply
CN215287477U (en) Cable recovery unit for electric power engineering
CN215797617U (en) Cable winding device for building machine electricity
CN219326431U (en) Coiling equipment is used in cable production
CN216662015U (en) Quick pay-off rack for electromechanical construction
CN218024694U (en) Automatic wire arranging device capable of improving efficiency
CN110577105A (en) Transportation frame suitable for wire and cable production
CN114552915B (en) Retarder coil wiring equipment
CN218344892U (en) Adjustable wiring board winding drum
CN218216566U (en) Threading construction device
CN217114113U (en) Line mechanism is crossed to auxiliary wheel
CN220702831U (en) Special holder of municipal administration cable
CN220283101U (en) Steel wire paying-off device
CN219078696U (en) Pay-off rack for power cable shaft

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CP01 Change in the name or title of a patent holder
CP01 Change in the name or title of a patent holder

Address after: No. 10501, unit 1, building 1, wisdom International Center project, east of Wenjing Road, north of Fengcheng 10th Road, economic development zone, Xi'an City, Shaanxi Province, 710018

Patentee after: Jiuyi Power Engineering Co.,Ltd.

Address before: No. 10501, unit 1, building 1, wisdom International Center project, east of Wenjing Road, north of Fengcheng 10th Road, economic development zone, Xi'an City, Shaanxi Province, 710018

Patentee before: Shaanxi joy Power Engineering Co.,Ltd.